NSTableView

/** NSTableView Copyright (C) 2000 Free Software Foundation, Inc. Author: Nicola Pero Date: March 2000, June 2000, August 2000, September 2000 Author: Pierre-Yves Rivaille Date: August 2001, January 2002 Author: Fred Kiefer Date: March 2004 This file is part of the GNUstep GUI Library. This library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. This library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with this library; see the file COPYING.LIB. If not, see or write to the Free Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ #include #include #include #include #include #include #include #include #include #include #include #include "AppKit/NSTableView.h" #include "AppKit/NSApplication.h" #include "AppKit/NSCell.h" #include "AppKit/NSClipView.h" #include "AppKit/NSColor.h" #include "AppKit/NSEvent.h" #include "AppKit/NSImage.h" #include "AppKit/NSGraphics.h" #include "AppKit/NSScroller.h" #include "AppKit/NSScrollView.h" #include "AppKit/NSTableColumn.h" #include "AppKit/NSTableHeaderView.h" #include "AppKit/NSText.h" #include "AppKit/NSTextFieldCell.h" #include "AppKit/NSWindow.h" #include "AppKit/PSOperators.h" #include "AppKit/NSCachedImageRep.h" #include "AppKit/NSPasteboard.h" #include "AppKit/NSDragging.h" #include "AppKit/NSCustomImageRep.h" #include "GNUstepGUI/GSTheme.h" #include static NSNotificationCenter *nc = nil; static const int currentVersion = 4; static NSRect oldDraggingRect; static int oldDropRow; static NSTableViewDropOperation oldDropOperation; static NSTableViewDropOperation currentDropOperation; static int currentDropRow; static int lastQuarterPosition; static unsigned currentDragOperation; /* * Nib compatibility struct. This structure is used to * pull the attributes out of the nib that we need to fill * in the flags. */ typedef struct _tableViewFlags { #ifdef WORDS_BIGENDIAN unsigned int columnOrdering:1; unsigned int columnResizing:1; unsigned int drawsGrid:1; unsigned int emptySelection:1; unsigned int multipleSelection:1; unsigned int columnSelection:1; unsigned int __unused:26; #else unsigned int __unused:26; unsigned int columnSelection:1; unsigned int multipleSelection:1; unsigned int emptySelection:1; unsigned int drawsGrid:1; unsigned int columnResizing:1; unsigned int columnOrdering:1; #endif } GSTableViewFlags; #define ALLOWS_MULTIPLE (1) #define ALLOWS_EMPTY (1 << 1) #define SHIFT_DOWN (1 << 2) #define CONTROL_DOWN (1 << 3) #define ADDING_ROW (1 << 4) @interface NSTableView (NotificationRequestMethods) - (void) _postSelectionIsChangingNotification; - (void) _postSelectionDidChangeNotification; - (void) _postColumnDidMoveNotificationWithOldIndex: (int) oldIndex newIndex: (int) newIndex; - (void) _postColumnDidResizeNotification; - (BOOL) _shouldSelectTableColumn: (NSTableColumn *)tableColumn; - (BOOL) _shouldSelectRow: (int)rowIndex; - (BOOL) _shouldSelectionChange; - (BOOL) _shouldEditTableColumn: (NSTableColumn *)tableColumn row: (int) rowIndex; - (void) _willDisplayCell: (NSCell*)cell forTableColumn: (NSTableColumn *)tb row: (int)index; - (BOOL) _writeRows: (NSIndexSet *)rows toPasteboard: (NSPasteboard *)pboard; - (BOOL) _isDraggingSource; - (id)_objectValueForTableColumn: (NSTableColumn *)tb row: (int)index; - (void)_setObjectValue: (id)value forTableColumn: (NSTableColumn *)tb row: (int)index; - (BOOL) _isCellEditableColumn: (int) columnIndex row: (int) rowIndex; - (int) _numRows; @end @interface NSTableView (SelectionHelper) - (void) _setSelectingColumns: (BOOL)flag; - (NSArray *) _indexSetToArray: (NSIndexSet*)indexSet; - (NSArray *) _selectedRowArray; - (BOOL) _selectRow: (int)rowIndex; - (BOOL) _selectUnselectedRow: (int)rowIndex; - (BOOL) _unselectRow: (int)rowIndex; - (void) _unselectAllRows; - (NSArray *) _selectedColumArray; - (void) _unselectAllColumns; @end @interface NSTableView (EventLoopHelper) - (void) _trackCellAtColumn:(int)column row:(int)row withEvent:(NSEvent *)ev; - (BOOL) _startDragOperationWithEvent:(NSEvent *)theEvent; @end /* * A specific struct and its associated quick sort function * This is used by the -sizeToFit method */ typedef struct { float width; BOOL isMax; } columnSorting; static void quick_sort_internal(columnSorting *data, int p, int r) { if (p < r) { int q; { float x = data[p].width; BOOL y = data[p].isMax; int i = p - 1; int j = r + 1; columnSorting exchange; while (1) { j--; for (; (data[j].width > x) || ((data[j].width == x) && (data[j].isMax == YES) && (y == NO)); j--) ; i++; for (; (data[i].width < x) || ((data[i].width == x) && (data[i].isMax == NO) && (y == YES)); i++) ; if (i < j) { exchange = data[j]; data[j] = data[i]; data[i] = exchange; } else { q = j; break; } } } quick_sort_internal(data, p, q); quick_sort_internal(data, q + 1, r); } } /* * Now some auxiliary functions used to manage real-time user selections. * */ static void computeNewSelection (NSTableView *tv, NSIndexSet *_oldSelectedRows, NSMutableIndexSet *_selectedRows, int _originalRow, int _oldRow, int _currentRow, int *_selectedRow, unsigned selectionMode) { if (!(selectionMode & ALLOWS_MULTIPLE)) { if ((selectionMode & SHIFT_DOWN) && (selectionMode & ALLOWS_EMPTY) && !(selectionMode & ADDING_ROW)) // we will unselect the selected row // ic, sc : ok { int count = [_selectedRows count]; if ((count == 0) && (_oldRow == -1)) { NSLog(@"how did you get there ?"); NSLog(@"you're supposed to have clicked on a selected row,"); NSLog(@"but there's no selected row!"); return; } else if (count > 1) { [tv _unselectAllRows]; [tv _postSelectionIsChangingNotification]; } else if (_currentRow != _originalRow) { if (*_selectedRow == _originalRow) { // we are already selected, don't do anything } else { //begin checking code if (count > 0) { NSLog(@"There should not be any row selected"); } //end checking code if ([tv _selectRow: _originalRow]) { [tv _postSelectionIsChangingNotification]; } } } else if (_currentRow == _originalRow) { if (count == 0) { // the row is already deselected // nothing to do ! } else { [tv _unselectRow: _originalRow]; [tv _postSelectionIsChangingNotification]; } } } else //(!(selectionMode & ALLOWS_MULTIPLE) && //(!(selectionMode & SHIFT_DOWN) || //!(selectionMode & ALLOWS_EMPTY) || //(selectionMode & ADDING_ROW))) // we'll be selecting exactly one row // ic, sc : ok { int count = [_selectedRows count]; BOOL notified = NO; if ([tv _shouldSelectRow: _currentRow] == NO) { return; } if ((count != 1) || (_oldRow == -1)) { // this is the first call that goes thru shouldSelectRow // Therefore we don't know anything about the selection notified = ![_selectedRows containsIndex: _currentRow]; [tv _unselectAllRows]; [_selectedRows addIndex: _currentRow]; *_selectedRow = _currentRow; if (notified == YES) { [tv setNeedsDisplayInRect: [tv rectOfRow: _currentRow]]; } else { if (count > 1) { notified = YES; } } if (notified == YES) { [tv _postSelectionIsChangingNotification]; } } else { // we know there is only one column selected // this column is *_selectedRow //begin checking code if (![_selectedRows containsIndex: *_selectedRow]) { NSLog(@"*_selectedRow is not the only selected row!"); } //end checking code if (*_selectedRow == _currentRow) { // currentRow is already selecteed return; } else { [tv _unselectRow: *_selectedRow]; // CHANGE: This does a check more [tv _selectRow: _currentRow]; [tv _postSelectionIsChangingNotification]; } } } } else if ((selectionMode & ALLOWS_MULTIPLE) && (selectionMode & SHIFT_DOWN) && (selectionMode & ADDING_ROW)) // we add new row to the current selection { if (_oldRow == -1) // this is the first pass { BOOL notified = NO; int i; int diff = _currentRow - _originalRow; if (diff >= 0) { for (i = _originalRow; i <= _currentRow; i++) { if ([_selectedRows containsIndex: i] || [tv _selectRow: i]) { *_selectedRow = i; notified = YES; } } } else { // this case does happen, (sometimes) for (i = _originalRow; i >= _currentRow; i--) { if ([_selectedRows containsIndex: i] || [tv _selectRow: i]) { *_selectedRow = i; notified = YES; } } } if (notified == YES) { [tv _postSelectionIsChangingNotification]; } } else // new multiple selection, after first pass { int oldDiff, newDiff, i; oldDiff = _oldRow - _originalRow; newDiff = _currentRow - _originalRow; if (oldDiff >= 0 && newDiff >= 0) { if (newDiff >= oldDiff) // we're extending the selection { BOOL notified = NO; for (i = _oldRow + 1; i <= _currentRow; i++) { if ([_selectedRows containsIndex: i] || [tv _selectRow: i]) { *_selectedRow = i; notified = YES; } } if (notified == YES) { [tv _postSelectionIsChangingNotification]; } } else // we're reducing the selection { BOOL notified = NO; for (i = _oldRow; i > _currentRow; i--) { if ([_oldSelectedRows containsIndex: i]) { // this row was in the old selection // leave it selected continue; } if ([tv _unselectRow: i]) { notified = YES; } } if (notified == YES) { unsigned int last = [_selectedRows lastIndex]; if (last == NSNotFound) { *_selectedRow = -1; } else { *_selectedRow = last; } [tv _postSelectionIsChangingNotification]; } } } else if (oldDiff <= 0 && newDiff <= 0) { if (newDiff <= oldDiff) // we're extending the selection { BOOL notified = NO; for (i = _oldRow - 1; i >= _currentRow; i--) { if ([_selectedRows containsIndex: i] || [tv _selectRow: i]) { *_selectedRow = i; notified = YES; } } if (notified == YES) { [tv _postSelectionIsChangingNotification]; } } else // we're reducing the selection { BOOL notified = NO; for (i = _oldRow; i < _currentRow; i++) { if ([_oldSelectedRows containsIndex: i]) { // this row was in the old selection // leave it selected continue; } if ([tv _unselectRow: i]) { notified = YES; } } if (notified == YES) { unsigned int first = [_selectedRows firstIndex]; if (first == NSNotFound) { *_selectedRow = -1; } else { *_selectedRow = first; } [tv _postSelectionIsChangingNotification]; } } } else if (oldDiff <= 0 && newDiff >= 0) { BOOL notified = NO; // we're reducing the selection { for (i = _oldRow; i < _originalRow; i++) { if ([_oldSelectedRows containsIndex: i]) { // this row was in the old selection // leave it selected continue; } if ([tv _unselectRow: i]) { notified = YES; } } } // then we're extending it for (i = _originalRow + 1; i <= _currentRow; i++) { if ([_selectedRows containsIndex: i] || [tv _selectRow: i]) { *_selectedRow = i; notified = YES; } } if (notified == YES) { unsigned int first = [_selectedRows firstIndex]; if (first == NSNotFound) { *_selectedRow = -1; } else { *_selectedRow = first; } [tv _postSelectionIsChangingNotification]; } } else if (oldDiff >= 0 && newDiff <= 0) { BOOL notified = NO; // we're reducing the selection for (i = _oldRow; i > _originalRow; i--) { if ([_oldSelectedRows containsIndex: i]) { // this row was in the old selection // leave it selected continue; } if ([tv _unselectRow: i]) { notified = YES; } } // then we're extending it for (i = _originalRow - 1; i >= _currentRow; i--) { if ([_selectedRows containsIndex: i] || [tv _selectRow: i]) { *_selectedRow = i; notified = YES; } } if (notified == YES) { unsigned int last = [_selectedRows lastIndex]; if (last == NSNotFound) { *_selectedRow = -1; } else { *_selectedRow = last; } [tv _postSelectionIsChangingNotification]; } } } } else if ((selectionMode & ALLOWS_MULTIPLE) && ((selectionMode & SHIFT_DOWN) == 0) && (selectionMode & ALLOWS_EMPTY) ) // ic, sr : ok // new multiple selection (empty possible) { if (_oldRow == -1) // this is the first pass // we'll clear the selection first { int diff, i; int count = [_selectedRows count]; BOOL notified = NO; diff = _currentRow - _originalRow; if (count > 0) { notified = YES; } [tv _unselectAllRows]; if (diff >= 0) { for (i = _originalRow; i <= _currentRow; i++) { if ([tv _selectRow: i]) { notified = YES; } } } else { // this case does happen (sometimes) for (i = _originalRow; i >= _currentRow; i--) { if ([tv _selectRow: i]) { notified = YES; } } } if (notified == YES) { [tv _postSelectionIsChangingNotification]; } } else // new multiple selection, after first pass { int oldDiff, newDiff, i; oldDiff = _oldRow - _originalRow; newDiff = _currentRow - _originalRow; if (oldDiff >= 0 && newDiff >= 0) { if (newDiff >= oldDiff) { BOOL notified = NO; for (i = _oldRow + 1; i <= _currentRow; i++) { if ([tv _selectRow: i]) { notified = YES; } } if (notified == YES) { [tv _postSelectionIsChangingNotification]; } } else { BOOL notified = NO; for (i = _oldRow; i > _currentRow; i--) { if ([tv _unselectRow: i]) { notified = YES; } } if (notified == YES) { unsigned int last = [_selectedRows lastIndex]; if (last == NSNotFound) { *_selectedRow = -1; } else { *_selectedRow = last; } [tv _postSelectionIsChangingNotification]; } } } else if (oldDiff <= 0 && newDiff <= 0) { if (newDiff <= oldDiff) // we're extending the selection { BOOL notified = NO; for (i = _oldRow - 1; i >= _currentRow; i--) { if ([tv _selectRow: i]) { notified = YES; } } if (notified == YES) { [tv _postSelectionIsChangingNotification]; } } else // we're reducing the selection { BOOL notified = NO; for (i = _oldRow; i < _currentRow; i++) { if ([tv _unselectRow: i]) { notified = YES; } } if (notified == YES) { unsigned int first = [_selectedRows firstIndex]; if (first == NSNotFound) { *_selectedRow = -1; } else { *_selectedRow = first; } [tv _postSelectionIsChangingNotification]; } } } else if (oldDiff <= 0 && newDiff >= 0) { BOOL notified = NO; // we're reducing the selection for (i = _oldRow; i < _originalRow; i++) { if ([tv _unselectRow: i]) { notified = YES; } } // then we're extending it for (i = _originalRow + 1; i <= _currentRow; i++) { if ([tv _selectRow: i]) { notified = YES; } } if (notified == YES) { unsigned int first = [_selectedRows firstIndex]; if (first == NSNotFound) { *_selectedRow = -1; } else { *_selectedRow = first; } [tv _postSelectionIsChangingNotification]; } } else if (oldDiff >= 0 && newDiff <= 0) { BOOL notified = NO; // we're reducing the selection for (i = _oldRow; i > _originalRow; i--) { if ([tv _unselectRow: i]) { notified = YES; } } // then we're extending it for (i = _originalRow - 1; i >= _currentRow; i--) { if ([tv _selectRow: i]) { notified = YES; } } if (notified == YES) { unsigned int last = [_selectedRows lastIndex]; if (last == NSNotFound) { *_selectedRow = -1; } else { *_selectedRow = last; } [tv _postSelectionIsChangingNotification]; } } } } else if (((selectionMode & ALLOWS_MULTIPLE) && ((selectionMode & SHIFT_DOWN) == 0) && ((selectionMode & ALLOWS_EMPTY) == 0) && (selectionMode & ADDING_ROW)) // the following case can be assimilated to the // one before, although it will lead to an // extra redraw // TODO: solve this issue || ((selectionMode & ALLOWS_MULTIPLE) && ((selectionMode & SHIFT_DOWN) == 0) && ((selectionMode & ALLOWS_EMPTY) == 0) && ((selectionMode & ADDING_ROW) == 0)) ) { if (_oldRow == -1) { // if we can select the _originalRow, we'll clear the old selection // else we'll add to the old selection if ([tv _shouldSelectRow: _currentRow] == YES) { // let's clear the old selection // this code is copied from another case // (AM = 1, SD=0, AE=1, AR=*, first pass) int diff, i; int count = [_selectedRows count]; BOOL notified = NO; diff = _currentRow - _originalRow; if (count > 0) { notified = YES; } [tv _unselectAllRows]; if (diff >= 0) { for (i = _originalRow; i <= _currentRow; i++) { if ([tv _selectRow: i]) { notified = YES; } } } else { for (i = _originalRow; i >= _currentRow; i--) { if ([tv _selectRow: i]) { notified = YES; } } } } else { // let's add to the old selection // this code is copied from another case // (AM=1, SD=1, AE=*, AR=1) int diff, i; BOOL notified = NO; diff = _currentRow - _originalRow; if (diff >= 0) { for (i = _originalRow; i <= _currentRow; i++) { if ([_selectedRows containsIndex: i] || [tv _selectRow: i]) { *_selectedRow = i; notified = YES; } } } else { // this case does happen (sometimes) for (i = _originalRow; i >= _currentRow; i--) { if ([_selectedRows containsIndex: i] || [tv _selectRow: i]) { *_selectedRow = i; notified = YES; } } } if (notified == YES) { [tv _postSelectionIsChangingNotification]; } } } else if ([_selectedRows containsIndex: _originalRow]) // as the originalRow is selected, // we are in a new selection { // this code is copied from another case // (AM=1, SD=0, AE=1, AR=*, after first pass) int oldDiff, newDiff, i; oldDiff = _oldRow - _originalRow; newDiff = _currentRow - _originalRow; if (oldDiff >= 0 && newDiff >= 0) { if (newDiff >= oldDiff) { BOOL notified = NO; for (i = _oldRow + 1; i <= _currentRow; i++) { if ([tv _selectRow: i]) { notified = YES; } } if (notified == YES) { [tv _postSelectionIsChangingNotification]; } } else { BOOL notified = NO; for (i = _oldRow; i > _currentRow; i--) { if ([tv _unselectRow: i]) { notified = YES; } } if (notified == YES) { unsigned int last = [_selectedRows lastIndex]; if (last == NSNotFound) { *_selectedRow = -1; } else { *_selectedRow = last; } [tv _postSelectionIsChangingNotification]; } } } else if (oldDiff <= 0 && newDiff <= 0) { if (newDiff <= oldDiff) // we're extending the selection { BOOL notified = NO; for (i = _oldRow - 1; i >= _currentRow; i--) { if ([tv _selectRow: i]) { notified = YES; } } if (notified == YES) { [tv _postSelectionIsChangingNotification]; } } else // we're reducing the selection { BOOL notified = NO; for (i = _oldRow; i < _currentRow; i++) { if ([tv _unselectRow: i]) { notified = YES; } } if (notified == YES) { unsigned int first = [_selectedRows firstIndex]; if (first == NSNotFound) { *_selectedRow = -1; } else { *_selectedRow = first; } [tv _postSelectionIsChangingNotification]; } } } else if (oldDiff <= 0 && newDiff >= 0) { BOOL notified = NO; // we're reducing the selection for (i = _oldRow; i < _originalRow; i++) { if ([tv _unselectRow: i]) { notified = YES; } } // then we're extending it for (i = _originalRow + 1; i <= _currentRow; i++) { if ([tv _selectRow: i]) { notified = YES; } } if (notified == YES) { unsigned int first = [_selectedRows firstIndex]; if (first == NSNotFound) { *_selectedRow = -1; } else { *_selectedRow = first; } [tv _postSelectionIsChangingNotification]; } } else if (oldDiff >= 0 && newDiff <= 0) { BOOL notified = NO; // we're reducing the selection for (i = _oldRow; i > _originalRow; i--) { if ([tv _unselectRow: i]) { notified = YES; } } // then we're extending it for (i = _originalRow - 1; i >= _currentRow; i--) { if ([tv _selectRow: i]) { notified = YES; } } if (notified == YES) { unsigned int last = [_selectedRows lastIndex]; if (last == NSNotFound) { *_selectedRow = -1; } else { *_selectedRow = last; } [tv _postSelectionIsChangingNotification]; } } } else // as the originalRow is not selection, // we are adding to the old selection { // this code is copied from another case // (AM=1, SD=1, AE=*, AR=1, after first pass) int oldDiff, newDiff, i; oldDiff = _oldRow - _originalRow; newDiff = _currentRow - _originalRow; if (oldDiff >= 0 && newDiff >= 0) { if (newDiff >= oldDiff) // we're extending the selection { BOOL notified = NO; for (i = _oldRow + 1; i <= _currentRow; i++) { if ([_selectedRows containsIndex: i] || [tv _selectRow: i]) { *_selectedRow = i; notified = YES; } } if (notified == YES) { [tv _postSelectionIsChangingNotification]; } } else // we're reducing the selection { BOOL notified = NO; for (i = _oldRow; i > _currentRow; i--) { if ([_oldSelectedRows containsIndex: i]) { // this row was in the old selection // leave it selected continue; } if ([tv _unselectRow: i]) { notified = YES; } } if (notified == YES) { unsigned int last = [_selectedRows lastIndex]; if (last == NSNotFound) { *_selectedRow = -1; } else { *_selectedRow = last; } [tv _postSelectionIsChangingNotification]; } } } else if (oldDiff <= 0 && newDiff <= 0) { if (newDiff <= oldDiff) // we're extending the selection { BOOL notified = NO; for (i = _oldRow - 1; i >= _currentRow; i--) { if ([_selectedRows containsIndex: i] || [tv _selectRow: i]) { *_selectedRow = i; notified = YES; } } if (notified == YES) { [tv _postSelectionIsChangingNotification]; } } else // we're reducing the selection { BOOL notified = NO; for (i = _oldRow; i < _currentRow; i++) { if ([_oldSelectedRows containsIndex: i]) { // this row was in the old selection // leave it selected continue; } if ([tv _unselectRow: i]) { notified = YES; } } if (notified == YES) { unsigned int first = [_selectedRows firstIndex]; if (first == NSNotFound) { *_selectedRow = -1; } else { *_selectedRow = first; } [tv _postSelectionIsChangingNotification]; } } } else if (oldDiff <= 0 && newDiff >= 0) { BOOL notified = NO; // we're reducing the selection for (i = _oldRow; i < _originalRow; i++) { if ([_oldSelectedRows containsIndex: i]) { // this row was in the old selection // leave it selected continue; } if ([tv _unselectRow: i]) { notified = YES; } } // then we're extending it for (i = _originalRow + 1; i <= _currentRow; i++) { if ([_selectedRows containsIndex: i] || [tv _selectRow: i]) { *_selectedRow = i; notified = YES; } } if (notified == YES) { unsigned int first = [_selectedRows firstIndex]; if (first == NSNotFound) { *_selectedRow = -1; } else { *_selectedRow = first; } [tv _postSelectionIsChangingNotification]; } } else if (oldDiff >= 0 && newDiff <= 0) { BOOL notified = NO; // we're reducing the selection for (i = _oldRow; i > _originalRow; i--) { if ([_oldSelectedRows containsIndex: i]) { // this row was in the old selection // leave it selected continue; } if ([tv _unselectRow: i]) { notified = YES; } } // then we're extending it for (i = _originalRow - 1; i >= _currentRow; i--) { if ([_selectedRows containsIndex: i] || [tv _selectRow: i]) { *_selectedRow = i; notified = YES; } } if (notified == YES) { unsigned int last = [_selectedRows lastIndex]; if (last == NSNotFound) { *_selectedRow = -1; } else { *_selectedRow = last; } [tv _postSelectionIsChangingNotification]; } } } } else if ((selectionMode & ALLOWS_MULTIPLE) && (selectionMode & SHIFT_DOWN) && (selectionMode & ALLOWS_EMPTY) && ((selectionMode & ADDING_ROW) == 0)) { if (_oldRow == -1) // this is the first pass { int diff, i; BOOL notified = NO; diff = _currentRow - _originalRow; if (diff >= 0) { for (i = _originalRow; i <= _currentRow; i++) { if ([tv _unselectRow: i]) { notified = YES; } } if (notified && (*_selectedRow >= _originalRow) && (*_selectedRow <= _currentRow)) { unsigned int first = [_selectedRows firstIndex]; if (first == NSNotFound) { *_selectedRow = -1; } else { *_selectedRow = first; } } } else { // this case does happen (sometimes) for (i = _originalRow; i >= _currentRow; i--) { if ([tv _unselectRow: i]) { notified = YES; } } if (notified && (*_selectedRow >= _originalRow) && (*_selectedRow <= _currentRow)) { unsigned int first = [_selectedRows firstIndex]; if (first == NSNotFound) { *_selectedRow = -1; } else { *_selectedRow = first; } } } if (notified == YES) { [tv _postSelectionIsChangingNotification]; } } else // new multiple antiselection, after first pass { int oldDiff, newDiff, i; oldDiff = _oldRow - _originalRow; newDiff = _currentRow - _originalRow; if (oldDiff >= 0 && newDiff >= 0) { if (newDiff >= oldDiff) // we're extending the antiselection { BOOL notified = NO; for (i = _oldRow + 1; i <= _currentRow; i++) { if ([tv _unselectRow: i]) { notified = YES; } } if (notified && (*_selectedRow > _oldRow) && (*_selectedRow <= _currentRow)) { unsigned int first = [_selectedRows firstIndex]; if (first == NSNotFound) { *_selectedRow = -1; } else { *_selectedRow = first; } } if (notified == YES) { [tv _postSelectionIsChangingNotification]; } } else // we're reducing the selection { BOOL notified = NO; for (i = _oldRow; i > _currentRow; i--) { if ([_oldSelectedRows containsIndex: i]) { // this row was in the old selection // select it [tv setNeedsDisplayInRect: [tv rectOfRow: i]]; [_selectedRows addIndex: i]; *_selectedRow = i; notified = YES; } } if (notified == YES) { [tv _postSelectionIsChangingNotification]; } } } else if (oldDiff <= 0 && newDiff <= 0) { if (newDiff <= oldDiff) // we're extending the selection { BOOL notified = NO; for (i = _oldRow - 1; i >= _currentRow; i--) { if ([tv _unselectRow: i]) { notified = YES; } } if (notified && (*_selectedRow < _oldRow) && (*_selectedRow >= _currentRow)) { unsigned int first = [_selectedRows firstIndex]; if (first == NSNotFound) { *_selectedRow = -1; } else { *_selectedRow = first; } } if (notified == YES) { [tv _postSelectionIsChangingNotification]; } } else // we're reducing the selection { BOOL notified = NO; for (i = _oldRow; i < _currentRow; i++) { if ([_oldSelectedRows containsIndex: i]) { // this row was in the old selection // select it [tv setNeedsDisplayInRect: [tv rectOfRow: i]]; [_selectedRows addIndex: i]; *_selectedRow = i; notified = YES; } } if (notified == YES) { [tv _postSelectionIsChangingNotification]; } } } else if (oldDiff <= 0 && newDiff >= 0) { BOOL notified = NO; // we're reducing the selection { for (i = _oldRow; i < _originalRow; i++) { if ([_oldSelectedRows containsIndex: i]) { // this row was in the old selection // select it [tv setNeedsDisplayInRect: [tv rectOfRow: i]]; [_selectedRows addIndex: i]; *_selectedRow = i; notified = YES; } } } // then we're extending it { for (i = _originalRow + 1; i <= _currentRow; i++) { if ([tv _unselectRow: i]) { notified = YES; } } } if (notified && (*_selectedRow > _oldRow) && (*_selectedRow <= _currentRow)) { unsigned int first = [_selectedRows firstIndex]; if (first == NSNotFound) { *_selectedRow = -1; } else { *_selectedRow = first; } } if (notified == YES) { [tv _postSelectionIsChangingNotification]; } } else if (oldDiff >= 0 && newDiff <= 0) { BOOL notified = NO; // we're reducing the selection { for (i = _oldRow; i > _originalRow; i--) { if ([_oldSelectedRows containsIndex: i]) { // this row was in the old selection // select it [tv setNeedsDisplayInRect: [tv rectOfRow: i]]; [_selectedRows addIndex: i]; *_selectedRow = i; notified = YES; } } } // then we're extending it { for (i = _originalRow - 1; i >= _currentRow; i--) { if ([tv _unselectRow: i]) { notified = YES; } } } if (notified && (*_selectedRow > _oldRow) && (*_selectedRow <= _currentRow)) { unsigned int first = [_selectedRows firstIndex]; if (first == NSNotFound) { *_selectedRow = -1; } else { *_selectedRow = first; } } if (notified == YES) { [tv _postSelectionIsChangingNotification]; } } } } else if ((selectionMode & ALLOWS_MULTIPLE) && (selectionMode & SHIFT_DOWN) && ((selectionMode & ALLOWS_EMPTY) == 0) && ((selectionMode & ADDING_ROW) == 0)) { if (_oldRow == -1) // this is the first pass { int diff, i; int count = [_selectedRows count]; BOOL notified = NO; diff = _currentRow - _originalRow; if (diff >= 0) { for (i = _originalRow; i <= _currentRow; i++) { if ((count > 1) && [tv _unselectRow: i]) { notified = YES; count--; } } if (notified && (*_selectedRow >= _originalRow) && (*_selectedRow <= _currentRow)) { unsigned int first = [_selectedRows firstIndex]; if (first == NSNotFound) { NSLog(@"error!"); *_selectedRow = -1; } else { *_selectedRow = first; } } } else { // this case does happen (sometimes) for (i = _originalRow; i >= _currentRow; i--) { if ((count > 1) && [tv _unselectRow: i]) { notified = YES; count--; } } if (notified && (*_selectedRow >= _originalRow) && (*_selectedRow <= _currentRow)) { unsigned int first = [_selectedRows firstIndex]; if (first == NSNotFound) { NSLog(@"error!"); *_selectedRow = -1; } else { *_selectedRow = first; } } } if (notified == YES) { [tv _postSelectionIsChangingNotification]; } } else // new multiple antiselection, after first pass { int oldDiff, newDiff, i; int count = [_selectedRows count]; oldDiff = _oldRow - _originalRow; newDiff = _currentRow - _originalRow; if (oldDiff >= 0 && newDiff >= 0) { if (newDiff >= oldDiff) // we're extending the antiselection { BOOL notified = NO; for (i = _oldRow + 1; i <= _currentRow; i++) { if ((count > 1) && [tv _unselectRow: i]) { notified = YES; count--; } } if (notified && (*_selectedRow > _oldRow) && (*_selectedRow <= _currentRow)) { unsigned int first = [_selectedRows firstIndex]; if (first == NSNotFound) { NSLog(@"error!"); *_selectedRow = -1; } else { *_selectedRow = first; } } if (notified == YES) { [tv _postSelectionIsChangingNotification]; } } else // we're reducing the selection { BOOL notified = NO; for (i = _oldRow; i > _currentRow; i--) { if (([_oldSelectedRows containsIndex: i])) { // this row was in the old selection // select it if ([tv _selectUnselectedRow: i]) { notified = YES; } } } if (notified == YES) { [tv _postSelectionIsChangingNotification]; } } } else if (oldDiff <= 0 && newDiff <= 0) { if (newDiff <= oldDiff) // we're extending the selection { BOOL notified = NO; for (i = _oldRow - 1; i >= _currentRow; i--) { if ((count > 1) && [tv _unselectRow: i]) { notified = YES; count--; } } if (notified && (*_selectedRow < _oldRow) && (*_selectedRow >= _currentRow)) { unsigned int first = [_selectedRows firstIndex]; if (first == NSNotFound) { NSLog(@"error!"); *_selectedRow = -1; } else { *_selectedRow = first; } } if (notified == YES) { [tv _postSelectionIsChangingNotification]; } } else // we're reducing the selection { BOOL notified = NO; for (i = _oldRow; i < _currentRow; i++) { if ([_oldSelectedRows containsIndex: i]) { // this row was in the old selection // select it if ([tv _selectUnselectedRow: i]) { notified = YES; } count++; } } if (notified == YES) { [tv _postSelectionIsChangingNotification]; } } } else if (oldDiff <= 0 && newDiff >= 0) { BOOL notified = NO; // we're reducing the selection { for (i = _oldRow; i < _originalRow; i++) { if ([_oldSelectedRows containsIndex: i]) { // this row was in the old selection // select it if ([tv _selectUnselectedRow: i]) { notified = YES; } } } } // then we're extending it { for (i = _originalRow + 1; i <= _currentRow; i++) { if ((count > 1) && [tv _unselectRow: i]) { notified = YES; count--; } } } if (notified && (*_selectedRow > _oldRow) && (*_selectedRow <= _currentRow)) { unsigned int first = [_selectedRows firstIndex]; if (first == NSNotFound) { NSLog(@"error!"); *_selectedRow = -1; } else { *_selectedRow = first; } } if (notified == YES) { [tv _postSelectionIsChangingNotification]; } } else if (oldDiff >= 0 && newDiff <= 0) { BOOL notified = NO; // we're reducing the selection { for (i = _oldRow; i > _originalRow; i--) { if ([_oldSelectedRows containsIndex: i]) { // this row was in the old selection // select it if ([tv _selectUnselectedRow: i]) { notified = YES; } } } } // then we're extending it { for (i = _originalRow - 1; i >= _currentRow; i--) { if ((count > 1) && [tv _unselectRow: i]) { notified = YES; count--; } } } if (notified && (*_selectedRow > _oldRow) && (*_selectedRow <= _currentRow)) { unsigned int first = [_selectedRows firstIndex]; if (first == NSNotFound) { NSLog(@"error!"); *_selectedRow = -1; } else { *_selectedRow = first; } } if (notified == YES) { [tv _postSelectionIsChangingNotification]; } } } } } @interface GSTableCornerView : NSView {} @end @implementation GSTableCornerView - (BOOL) isFlipped { return YES; } - (void) drawRect: (NSRect)aRect { [[GSTheme theme] drawTableCornerView: self withClip: aRect]; } @end @interface NSTableView (TableViewInternalPrivate) - (void) _setSelectingColumns: (BOOL)flag; - (BOOL) _editNextEditableCellAfterRow: (int)row column: (int)column; - (BOOL) _editPreviousEditableCellBeforeRow: (int)row column: (int)column; - (void) _editNextCellAfterRow:(int)row inColumn:(int)column; - (void) _autosaveTableColumns; - (void) _autoloadTableColumns; @end @implementation NSTableView + (void) initialize { if (self == [NSTableView class]) { [self setVersion: currentVersion]; nc = [NSNotificationCenter defaultCenter]; } } /* * Initializing/Releasing */ - (void) _initDefaults { _drawsGrid = YES; _rowHeight = 16.0; _intercellSpacing = NSMakeSize (5.0, 2.0); ASSIGN(_selectedColumns, [NSMutableIndexSet indexSet]); ASSIGN(_selectedRows, [NSMutableIndexSet indexSet]); _allowsEmptySelection = YES; _allowsMultipleSelection = NO; _allowsColumnSelection = YES; _allowsColumnResizing = YES; _allowsColumnReordering = YES; _autoresizesAllColumnsToFit = NO; _selectingColumns = NO; _verticalMotionDrag = NO; _editedColumn = -1; _editedRow = -1; _clickedRow = -1; _clickedColumn = -1; _selectedColumn = -1; _selectedRow = -1; _highlightedTableColumn = nil; _draggingSourceOperationMaskForLocal = NSDragOperationCopy | NSDragOperationLink | NSDragOperationGeneric | NSDragOperationPrivate; _draggingSourceOperationMaskForRemote = NSDragOperationNone; } - (id) initWithFrame: (NSRect)frameRect { self = [super initWithFrame: frameRect]; if (!self) return self; [self _initDefaults]; ASSIGN(_gridColor, [NSColor gridColor]); ASSIGN(_backgroundColor, [NSColor controlBackgroundColor]); ASSIGN(_tableColumns, [NSMutableArray array]); _headerView = [NSTableHeaderView new]; [_headerView setFrameSize: NSMakeSize (frameRect.size.width, 22.0)]; [_headerView setTableView: self]; _cornerView = [GSTableCornerView new]; [self tile]; return self; } - (void) dealloc { [self abortEditing]; RELEASE (_gridColor); RELEASE (_backgroundColor); RELEASE (_tableColumns); RELEASE (_selectedColumns); RELEASE (_selectedRows); TEST_RELEASE (_headerView); TEST_RELEASE (_cornerView); if (_autosaveTableColumns == YES) { [nc removeObserver: self name: NSTableViewColumnDidResizeNotification object: self]; } TEST_RELEASE (_autosaveName); if (_numberOfColumns > 0) { NSZoneFree (NSDefaultMallocZone (), _columnOrigins); } if (_delegate != nil) { [nc removeObserver: _delegate name: nil object: self]; _delegate = nil; } [super dealloc]; } - (BOOL) isFlipped { return YES; } /* * Table Dimensions */ - (int) numberOfColumns { return _numberOfColumns; } - (int) numberOfRows { return _numberOfRows; } /* * Columns */ - (void) addTableColumn: (NSTableColumn *)aColumn { [aColumn setTableView: self]; [_tableColumns addObject: aColumn]; _numberOfColumns++; if (_numberOfColumns > 1) { _columnOrigins = NSZoneRealloc (NSDefaultMallocZone (), _columnOrigins, (sizeof (float)) * _numberOfColumns); } else { _columnOrigins = NSZoneMalloc (NSDefaultMallocZone (), sizeof (float)); } [self tile]; } - (void) removeTableColumn: (NSTableColumn *)aColumn { int columnIndex = [self columnWithIdentifier: [aColumn identifier]]; if (columnIndex == -1) { NSLog (@"Warning: Tried to remove not-existent column from table"); return; } /* Remove selection on this column */ [self deselectColumn: columnIndex]; /* Shift column indexes on the right by one */ if (_selectedColumn > columnIndex) { _selectedColumn--; } [_selectedColumns removeIndex: columnIndex]; /* Now really remove the column */ /* NB: Set table view to nil before removing the column from the array, because removing it from the array could deallocate it ! */ [aColumn setTableView: nil]; [_tableColumns removeObject: aColumn]; _numberOfColumns--; if (_numberOfColumns > 0) { _columnOrigins = NSZoneRealloc (NSDefaultMallocZone (), _columnOrigins, (sizeof (float)) * _numberOfColumns); } else { NSZoneFree (NSDefaultMallocZone (), _columnOrigins); } [self tile]; } - (void) moveColumn: (int)columnIndex toColumn: (int)newIndex { /* The range of columns which need to be shifted, extremes included */ int minRange, maxRange; /* Amount of shift for these columns */ int shift; BOOL selected = NO; if ((columnIndex < 0) || (columnIndex > (_numberOfColumns - 1))) { NSLog (@"Attempt to move column outside table"); return; } if ((newIndex < 0) || (newIndex > (_numberOfColumns - 1))) { NSLog (@"Attempt to move column to outside table"); return; } if (columnIndex == newIndex) return; if (columnIndex > newIndex) { minRange = newIndex; maxRange = columnIndex - 1; shift = +1; } else // columnIndex < newIndex { minRange = columnIndex + 1; maxRange = newIndex; shift = -1; } /* Rearrange selection */ if (_selectedColumn == columnIndex) { _selectedColumn = newIndex; } else if ((_selectedColumn >= minRange) && (_selectedColumn <= maxRange)) { _selectedColumn += shift; } if ([_selectedColumns containsIndex: columnIndex]) { selected = YES; } [_selectedColumns shiftIndexesStartingAtIndex: columnIndex + 1 by: -1]; [_selectedColumns shiftIndexesStartingAtIndex: newIndex by: 1]; if (selected) { [_selectedColumns addIndex: newIndex]; } /* Now really move the column */ if (columnIndex < newIndex) { [_tableColumns insertObject: [_tableColumns objectAtIndex: columnIndex] atIndex: newIndex + 1]; [_tableColumns removeObjectAtIndex: columnIndex]; } else { [_tableColumns insertObject: [_tableColumns objectAtIndex: columnIndex] atIndex: newIndex]; [_tableColumns removeObjectAtIndex: columnIndex + 1]; } /* Tile */ [self tile]; /* Post notification */ [self _postColumnDidMoveNotificationWithOldIndex: columnIndex newIndex: newIndex]; [self _autosaveTableColumns]; } - (NSArray *) tableColumns { return AUTORELEASE ([_tableColumns mutableCopyWithZone: NSDefaultMallocZone ()]); } - (int) columnWithIdentifier: (id)identifier { NSEnumerator *enumerator = [_tableColumns objectEnumerator]; NSTableColumn *tb; int return_value = 0; while ((tb = [enumerator nextObject]) != nil) { // Also handle a nil identifier. if ((identifier == [tb identifier]) || [[tb identifier] isEqual: identifier]) return return_value; else return_value++; } return -1; } - (NSTableColumn *) tableColumnWithIdentifier:(id)anObject { int indexOfColumn = [self columnWithIdentifier: anObject]; if (indexOfColumn == -1) return nil; else return [_tableColumns objectAtIndex: indexOfColumn]; } /* * Data Source */ - (id) dataSource { return _dataSource; } - (void) setDataSource: (id)anObject { /* Used only for readability */ const SEL sel_a = @selector (numberOfRowsInTableView:); const SEL sel_b = @selector (tableView:objectValueForTableColumn:row:); const SEL sel_c = @selector(tableView:setObjectValue:forTableColumn:row:); if (anObject && [anObject respondsToSelector: sel_a] == NO) { [NSException raise: NSInternalInconsistencyException format: @"Data Source doesn't respond to numberOfRowsInTableView:"]; } if (anObject && [anObject respondsToSelector: sel_b] == NO) { /* This method isn't required. [NSException raise: NSInternalInconsistencyException format: @"Data Source doesn't respond to " @"tableView:objectValueForTableColumn:row:"]; */ } _dataSource_editable = [anObject respondsToSelector: sel_c]; /* We do *not* retain the dataSource, it's like a delegate */ _dataSource = anObject; [self tile]; [self reloadData]; } /* * Loading data */ - (void) reloadData { [self noteNumberOfRowsChanged]; [self setNeedsDisplay: YES]; } /* * Target-action */ - (void) setAction: (SEL)aSelector { _action = aSelector; } - (SEL) action { return _action; } - (void) setDoubleAction: (SEL)aSelector { _doubleAction = aSelector; } - (SEL) doubleAction { return _doubleAction; } - (void) setTarget:(id)anObject { _target = anObject; } - (id) target { return _target; } - (int) clickedColumn { return _clickedColumn; } - (int) clickedRow { return _clickedRow; } /* * The NSTableHeaderView calls this method when it receives a double click. */ - (void) _sendDoubleActionForColumn: (int)columnIndex { _clickedColumn = columnIndex; _clickedRow = -1; [self sendAction: _doubleAction to: _target]; } /* * And this when it gets a simple click which turns out to be for * selecting/deselecting a column. */ - (void) _selectColumn: (int)columnIndex modifiers: (unsigned int)modifiers { if (_allowsColumnSelection == NO) { return; } if ([self isColumnSelected: columnIndex] == YES) { if (([_selectedColumns count] == 1) && (_allowsEmptySelection == NO)) { return; } if ([self _shouldSelectionChange] == NO) { return; } if (_selectingColumns == NO) { [self _setSelectingColumns: YES]; } [self deselectColumn: columnIndex]; return; } else // column is not selected { BOOL newSelection; if ((modifiers & (NSShiftKeyMask | NSAlternateKeyMask)) && _allowsMultipleSelection) { newSelection = NO; } else { newSelection = YES; } if (([_selectedColumns count] > 0) && (_allowsMultipleSelection == NO) && (newSelection == NO)) { return; } if ([self _shouldSelectionChange] == NO) { return; } { NSTableColumn *tc = [_tableColumns objectAtIndex: columnIndex]; if ([self _shouldSelectTableColumn: tc] == NO) { return; } } if (_selectingColumns == NO) { [self _setSelectingColumns: YES]; } if (newSelection == YES) { /* No shift or alternate key pressed: clear the old selection */ [self selectColumn: columnIndex byExtendingSelection: NO]; } else { /* Simply add to the old selection */ [self selectColumn: columnIndex byExtendingSelection: YES]; } } } /* *Configuration */ - (void) setAllowsColumnReordering: (BOOL)flag { _allowsColumnReordering = flag; } - (BOOL) allowsColumnReordering { return _allowsColumnReordering; } - (void) setAllowsColumnResizing: (BOOL)flag { _allowsColumnResizing = flag; } - (BOOL) allowsColumnResizing { return _allowsColumnResizing; } - (void) setAllowsMultipleSelection: (BOOL)flag { _allowsMultipleSelection = flag; } - (BOOL) allowsMultipleSelection { return _allowsMultipleSelection; } - (void) setAllowsEmptySelection: (BOOL)flag { _allowsEmptySelection = flag; } - (BOOL) allowsEmptySelection { return _allowsEmptySelection; } - (void) setAllowsColumnSelection: (BOOL)flag { _allowsColumnSelection = flag; } - (BOOL) allowsColumnSelection { return _allowsColumnSelection; } /* * Drawing Attributes */ - (void) setIntercellSpacing: (NSSize)aSize { _intercellSpacing = aSize; [self setNeedsDisplay: YES]; } - (NSSize) intercellSpacing { return _intercellSpacing; } - (void) setRowHeight: (float)rowHeight { _rowHeight = rowHeight; [self tile]; } - (float) rowHeight { return _rowHeight; } - (void) setBackgroundColor: (NSColor *)aColor { ASSIGN (_backgroundColor, aColor); } - (NSColor *) backgroundColor { return _backgroundColor; } - (void) setUsesAlternatingRowBackgroundColors: (BOOL)useAlternatingRowColors { // FIXME } - (BOOL) usesAlternatingRowBackgroundColors { // FIXME return NO; } /* * Selecting Columns and Rows */ - (void) selectColumn: (int)columnIndex byExtendingSelection: (BOOL)flag { if (columnIndex < 0 || columnIndex > _numberOfColumns) { NSDebugLLog(@"NSTableView", @"Column index %d out of table in selectColumn", columnIndex); return; } _selectingColumns = YES; if (flag == NO) { /* If the current selection is the one we want, just ends editing * This is not just a speed up, it prevents us from sending * a NSTableViewSelectionDidChangeNotification. * This behaviour is required by the specifications */ if ([_selectedColumns count] == 1 && [_selectedColumns containsIndex: columnIndex] == YES) { /* Stop editing if any */ if (_textObject != nil) { [self validateEditing]; [self abortEditing]; } return; } /* If _numberOfColumns == 1, we can skip trying to deselect the only column - because we have been called to select it. */ if (_numberOfColumns > 1) { [self _unselectAllColumns]; } } else // flag == YES { if (_allowsMultipleSelection == NO) { [NSException raise: NSInternalInconsistencyException format: @"Can not extend selection in table view when multiple selection is disabled"]; } } /* Stop editing if any */ if (_textObject != nil) { [self validateEditing]; [self abortEditing]; } /* Now select the column and post notification only if needed */ if ([_selectedColumns containsIndex: columnIndex] == NO) { [_selectedColumns addIndex: columnIndex]; _selectedColumn = columnIndex; [self setNeedsDisplayInRect: [self rectOfColumn: columnIndex]]; if (_headerView) { [_headerView setNeedsDisplayInRect: [_headerView headerRectOfColumn: columnIndex]]; } [self _postSelectionDidChangeNotification]; } else /* Otherwise simply change the last selected column */ { _selectedColumn = columnIndex; } } - (void) selectRow: (int)rowIndex byExtendingSelection: (BOOL)flag { if (rowIndex < 0 || rowIndex >= _numberOfRows) { NSDebugLLog(@"NSTableView", @"Row index %d out of table in selectRow", rowIndex); return; } if (_selectingColumns) { _selectingColumns = NO; if (_headerView) { [_headerView setNeedsDisplay: YES]; } } if (flag == NO) { /* If the current selection is the one we want, just ends editing * This is not just a speed up, it prevents us from sending * a NSTableViewSelectionDidChangeNotification. * This behaviour is required by the specifications */ if ([_selectedRows count] == 1 && [_selectedRows containsIndex: rowIndex] == YES) { /* Stop editing if any */ if (_textObject != nil) { [self validateEditing]; [self abortEditing]; } /* reset the _clickedRow for keyboard navigation */ _clickedRow = rowIndex; return; } /* If _numberOfRows == 1, we can skip trying to deselect the only row - because we have been called to select it. */ if (_numberOfRows > 1) { [self _unselectAllRows]; } } else // flag == YES { if (_allowsMultipleSelection == NO) { [NSException raise: NSInternalInconsistencyException format: @"Can not extend selection in table view when multiple selection is disabled"]; } } /* Stop editing if any */ if (_textObject != nil) { [self validateEditing]; [self abortEditing]; } /* * Now select the row and post notification only if needed * also update the _clickedRow for keyboard navigation. */ if ([self _selectUnselectedRow: rowIndex]) { _clickedRow = rowIndex; [self _postSelectionDidChangeNotification]; } else /* Otherwise simply change the last selected row */ { _selectedRow = rowIndex; _clickedRow = rowIndex; } } - (void) selectColumnIndexes: (NSIndexSet *)indexes byExtendingSelection: (BOOL)extend { BOOL empty = ([indexes firstIndex] == NSNotFound); BOOL changed = NO; unsigned int col; if (!_selectingColumns) { _selectingColumns = YES; if (_headerView) { [_headerView setNeedsDisplay: YES]; } } /* Stop editing if any */ if (_textObject != nil) { [self validateEditing]; [self abortEditing]; } if (extend == NO) { /* If the current selection is the one we want, just ends editing * This is not just a speed up, it prevents us from sending * a NSTableViewSelectionDidChangeNotification. * This behaviour is required by the specifications */ if ([_selectedColumns isEqualToIndexSet: indexes]) { if (!empty) { _selectedColumn = [indexes lastIndex]; } return; } [self _unselectAllColumns]; changed = YES; } if (!empty) { if ([indexes lastIndex] >= _numberOfColumns) { [NSException raise: NSInvalidArgumentException format: @"Column index out of table in selectColumn"]; } /* This check is not fully correct, as both sets may contain just the same entry, but works according to the old specification. */ if (_allowsMultipleSelection == NO && [_selectedColumns count] + [indexes count] > 1) { [NSException raise: NSInternalInconsistencyException format: @"Can not set multiple selection in table view when multiple selection is disabled"]; } col = [indexes firstIndex]; while (col != NSNotFound) { if (![_selectedColumns containsIndex: col]) { [self setNeedsDisplayInRect: [self rectOfColumn: col]]; if (_headerView) { [_headerView setNeedsDisplayInRect: [_headerView headerRectOfColumn: col]]; } changed = YES; } col = [indexes indexGreaterThanIndex: col]; } [_selectedColumns addIndexes: indexes]; _selectedColumn = [indexes lastIndex]; } if (changed) { [self _postSelectionDidChangeNotification]; } } - (void) selectRowIndexes: (NSIndexSet *)indexes byExtendingSelection: (BOOL)extend { BOOL empty = ([indexes firstIndex] == NSNotFound); BOOL changed = NO; unsigned int row; if (_selectingColumns) { _selectingColumns = NO; if (_headerView) { [_headerView setNeedsDisplay: YES]; } } /* Stop editing if any */ if (_textObject != nil) { [self validateEditing]; [self abortEditing]; } if (extend == NO) { /* If the current selection is the one we want, just ends editing * This is not just a speed up, it prevents us from sending * a NSTableViewSelectionDidChangeNotification. * This behaviour is required by the specifications */ if ([_selectedRows isEqualToIndexSet: indexes]) { if (!empty) { _selectedRow = [indexes lastIndex]; } return; } [self _unselectAllRows]; changed = YES; } if (!empty) { if ([indexes lastIndex] >= _numberOfRows) { [NSException raise: NSInvalidArgumentException format: @"Row index out of table in selectRow"]; } /* This check is not fully correct, as both sets may contain just the same entry, but works according to the old specification. */ if (_allowsMultipleSelection == NO && [_selectedRows count] + [indexes count] > 1) { [NSException raise: NSInternalInconsistencyException format: @"Can not set multiple selection in table view when multiple selection is disabled"]; } row = [indexes firstIndex]; while (row != NSNotFound) { if (![_selectedRows containsIndex: row]) { [self setNeedsDisplayInRect: [self rectOfRow: row]]; } row = [indexes indexGreaterThanIndex: row]; } [_selectedRows addIndexes: indexes]; _selectedRow = [indexes lastIndex]; changed = YES; } if (changed) { [self _postSelectionDidChangeNotification]; } } - (NSIndexSet *) selectedColumnIndexes { return _selectedColumns; } - (NSIndexSet *) selectedRowIndexes { return _selectedRows; } - (void) deselectColumn: (int)columnIndex { if ([_selectedColumns containsIndex: columnIndex] == NO) { return; } /* Now by internal consistency we assume columnIndex is in fact a valid column index, since it was the index of a selected column */ if (_textObject != nil) { [self validateEditing]; [self abortEditing]; } _selectingColumns = YES; [_selectedColumns removeIndex: columnIndex]; if (_selectedColumn == columnIndex) { unsigned int less = [_selectedColumns indexLessThanIndex: columnIndex]; unsigned int greater = [_selectedColumns indexGreaterThanIndex: columnIndex]; if (less == NSNotFound) { if (greater == NSNotFound) { _selectedColumn = -1; } else { _selectedColumn = greater; } } else if (greater == NSNotFound) { _selectedColumn = less; } else if (columnIndex - less > greater - columnIndex) { _selectedColumn = greater; } else { _selectedColumn = less; } } [self setNeedsDisplayInRect: [self rectOfColumn: columnIndex]]; if (_headerView) { [_headerView setNeedsDisplayInRect: [_headerView headerRectOfColumn: columnIndex]]; } [self _postSelectionDidChangeNotification]; } - (void) deselectRow: (int)rowIndex { if ([_selectedRows containsIndex: rowIndex] == NO) { return; } if (_textObject != nil) { [self validateEditing]; [self abortEditing]; } _selectingColumns = NO; [_selectedRows removeIndex: rowIndex]; if (_selectedRow == rowIndex) { unsigned int less = [_selectedRows indexLessThanIndex: rowIndex]; unsigned int greater = [_selectedRows indexGreaterThanIndex: rowIndex]; if (less == NSNotFound) { if (greater == NSNotFound) { _selectedRow = -1; } else { _selectedRow = greater; } } else if (greater == NSNotFound) { _selectedRow = less; } else if (rowIndex - less > greater - rowIndex) { _selectedRow = greater; } else { _selectedRow = less; } } [self _postSelectionDidChangeNotification]; } - (int) numberOfSelectedColumns { return [_selectedColumns count]; } - (int) numberOfSelectedRows { return [_selectedRows count]; } - (int) selectedColumn { return _selectedColumn; } - (int) selectedRow { return _selectedRow; } - (BOOL) isColumnSelected: (int)columnIndex { return [_selectedColumns containsIndex: columnIndex]; } - (BOOL) isRowSelected: (int)rowIndex { return [_selectedRows containsIndex: rowIndex]; } - (NSEnumerator *) selectedColumnEnumerator { return [[self _selectedColumArray] objectEnumerator]; } - (NSEnumerator *) selectedRowEnumerator { return [[self _selectedRowArray] objectEnumerator]; } - (void) selectAll: (id) sender { if (_allowsMultipleSelection == NO) return; /* Ask the delegate if we can select all columns or rows */ if (_selectingColumns == YES) { if ([_selectedColumns count] == (unsigned)_numberOfColumns) { // Nothing to do ! return; } { NSEnumerator *enumerator = [_tableColumns objectEnumerator]; NSTableColumn *tb; while ((tb = [enumerator nextObject]) != nil) { if ([self _shouldSelectTableColumn: tb] == NO) { return; } } } } else // selecting rows { if ([_selectedRows count] == (unsigned)_numberOfRows) { // Nothing to do ! return; } { int row; for (row = 0; row < _numberOfRows; row++) { if ([self _shouldSelectRow: row] == NO) return; } } } /* Stop editing if any */ if (_textObject != nil) { [self validateEditing]; [self abortEditing]; } /* Do the real selection */ if (_selectingColumns == YES) { [_selectedColumns removeAllIndexes]; [_selectedColumns addIndexesInRange: NSMakeRange(0, _numberOfColumns)]; } else // selecting rows { [_selectedRows removeAllIndexes]; [_selectedRows addIndexesInRange: NSMakeRange(0, _numberOfRows)]; } [self setNeedsDisplay: YES]; [self _postSelectionDidChangeNotification]; } - (void) deselectAll: (id) sender { if (_allowsEmptySelection == NO) return; if ([self _shouldSelectionChange] == NO) { return; } if (_textObject != nil) { [self validateEditing]; [self abortEditing]; } if (([_selectedColumns count] > 0) || ([_selectedRows count] > 0)) { [_selectedColumns removeAllIndexes]; [_selectedRows removeAllIndexes]; _selectedColumn = -1; _selectedRow = -1; _selectingColumns = NO; [self setNeedsDisplay: YES]; [self _postSelectionDidChangeNotification]; } else { _selectedColumn = -1; _selectedRow = -1; _selectingColumns = NO; } } /* * Grid Drawing attributes */ - (void) setDrawsGrid: (BOOL)flag { _drawsGrid = flag; } - (BOOL) drawsGrid { return _drawsGrid; } - (void) setGridColor: (NSColor *)aColor { ASSIGN (_gridColor, aColor); } - (NSColor *) gridColor { return _gridColor; } - (void) setGridStyleMask: (unsigned int)gridType { // FIXME } - (unsigned int) gridStyleMask { // FIXME return 0; } /* * Editing Cells */ - (BOOL) abortEditing { if (_textObject) { [_editedCell endEditing: _textObject]; DESTROY(_editedCell); [self setNeedsDisplayInRect: [self frameOfCellAtColumn: _editedColumn row: _editedRow]]; _editedRow = -1; _editedColumn = -1; _textObject = nil; return YES; } else return NO; } - (NSText *) currentEditor { if (_textObject && ([_window firstResponder] == _textObject)) return _textObject; else return nil; } - (void) validateEditing { if (_textObject) { NSFormatter *formatter; NSString *string; id newObjectValue = nil; BOOL validatedOK = YES; formatter = [_editedCell formatter]; string = AUTORELEASE([[_textObject text] copy]); if (formatter != nil) { NSString *error; if ([formatter getObjectValue: &newObjectValue forString: string errorDescription: &error] == YES) { [_editedCell setObjectValue: newObjectValue]; if (_dataSource_editable) { NSTableColumn *tb; tb = [_tableColumns objectAtIndex: _editedColumn]; [self _setObjectValue: newObjectValue forTableColumn: tb row: _editedRow]; } return; } else { SEL sel = @selector(control:didFailToFormatString:errorDescription:); if ([_delegate respondsToSelector: sel]) { validatedOK = [_delegate control: self didFailToFormatString: string errorDescription: error]; } // Allow an empty string to fall through else if (![string isEqualToString: @""]) { validatedOK = NO; } } } if (validatedOK) { [_editedCell setStringValue: string]; if (_dataSource_editable) { NSTableColumn *tb; tb = [_tableColumns objectAtIndex: _editedColumn]; [self _setObjectValue: string // newObjectValue forTableColumn: tb row: _editedRow]; } } } } - (void) editColumn: (int) columnIndex row: (int) rowIndex withEvent: (NSEvent *) theEvent select: (BOOL) flag { NSText *t; NSTableColumn *tb; NSRect drawingRect; unsigned length = 0; // We refuse to edit cells if the delegate can not accept results // of editing. if (_dataSource_editable == NO) { flag = YES; } if (rowIndex != _selectedRow) { [NSException raise:NSInvalidArgumentException format:@"Attempted to edit unselected row"]; } if (rowIndex < 0 || rowIndex >= _numberOfRows || columnIndex < 0 || columnIndex >= _numberOfColumns) { [NSException raise: NSInvalidArgumentException format: @"Row/column out of index in edit"]; } [self scrollRowToVisible: rowIndex]; [self scrollColumnToVisible: columnIndex]; if (_textObject != nil) { [self validateEditing]; [self abortEditing]; } // Now (_textObject == nil) t = [_window fieldEditor: YES forObject: self]; if ([t superview] != nil) { if ([t resignFirstResponder] == NO) { return; } } _editedRow = rowIndex; _editedColumn = columnIndex; // Prepare the cell tb = [_tableColumns objectAtIndex: columnIndex]; // NB: need to be released when no longer used _editedCell = [[tb dataCellForRow: rowIndex] copy]; [_editedCell setEditable: _dataSource_editable]; [_editedCell setObjectValue: [self _objectValueForTableColumn: tb row: rowIndex]]; // But of course the delegate can mess it up if it wants [self _willDisplayCell: _editedCell forTableColumn: tb row: rowIndex]; /* Please note the important point - calling stringValue normally causes the _editedCell to call the validateEditing method of its control view ... which happens to be this NSTableView object :-) but we don't want any spurious validateEditing to be performed before the actual editing is started (otherwise you easily end up with the table view picking up the string stored in the field editor, which is likely to be the string resulting from the last edit somewhere else ... getting into the bug that when you TAB from one cell to another one, the string is copied!), so we must call stringValue when _textObject is still nil. */ if (flag) { length = [[_editedCell stringValue] length]; } _textObject = [_editedCell setUpFieldEditorAttributes: t]; // FIXME: Which background color do we want here? [_textObject setBackgroundColor: [NSColor selectedControlColor]]; [_textObject setDrawsBackground: YES]; drawingRect = [self frameOfCellAtColumn: columnIndex row: rowIndex]; if (flag) { [_editedCell selectWithFrame: drawingRect inView: self editor: _textObject delegate: self start: 0 length: length]; } else { [_editedCell editWithFrame: drawingRect inView: self editor: _textObject delegate: self event: theEvent]; } return; } - (int) editedRow { return _editedRow; } - (int) editedColumn { return _editedColumn; } static inline float computePeriod(NSPoint mouseLocationWin, float minYVisible, float maxYVisible) { /* We have three zones of speed. 0 - 50 pixels: period 0.2 50 - 100 pixels: period 0.1 100 - 150 pixels: period 0.01 */ float distance = 0; if (mouseLocationWin.y < minYVisible) { distance = minYVisible - mouseLocationWin.y; } else if (mouseLocationWin.y > maxYVisible) { distance = mouseLocationWin.y - maxYVisible; } if (distance < 50) return 0.2; else if (distance < 100) return 0.1; else return 0.01; } - (void) _trackCellAtColumn: (int) columnIndex row: (int) rowIndex withEvent: (NSEvent *) theEvent { NSTableColumn *tb; NSCell *cell; NSRect cellFrame; id originalValue; if (rowIndex == -1 || columnIndex == -1) { return; } tb = [_tableColumns objectAtIndex: columnIndex]; /* we should copy the cell here, as we do on editing. otherwise validation on a cell being edited could cause the cell we are selecting to get it's objectValue */ cell = [[tb dataCellForRow: rowIndex] copy]; originalValue = RETAIN([self _objectValueForTableColumn: tb row: rowIndex]); [cell setObjectValue: originalValue]; cellFrame = [self frameOfCellAtColumn: columnIndex row: rowIndex]; [cell setHighlighted: YES]; [self setNeedsDisplayInRect: cellFrame]; /* give delegate a chance to i.e set target */ [self _willDisplayCell: cell forTableColumn: tb row: rowIndex]; if ([cell trackMouse: theEvent inRect: cellFrame ofView: self untilMouseUp: [[cell class] prefersTrackingUntilMouseUp]]) { id newValue = [cell objectValue]; /* don't check editability that only pertains to editColumn:... */ if (originalValue != newValue && ![originalValue isEqual: newValue]) { [self _setObjectValue: newValue forTableColumn: tb row: rowIndex]; } } RELEASE(originalValue); [cell setHighlighted: NO]; [self setNeedsDisplayInRect: cellFrame]; RELEASE(cell); } - (BOOL) _startDragOperationWithEvent: (NSEvent *) theEvent { NSPasteboard *pboard = [NSPasteboard pasteboardWithName: NSDragPboard]; NSPoint startPoint = [self convertPoint: [theEvent locationInWindow] fromView: nil]; if ([self canDragRowsWithIndexes: _selectedRows atPoint: startPoint] && [self _writeRows: _selectedRows toPasteboard: pboard]) { NSPoint p = NSZeroPoint; NSImage *dragImage; NSSize s; // FIXME NSArray *cols = nil; dragImage = [self dragImageForRowsWithIndexes: _selectedRows tableColumns: cols event: theEvent offset: &p]; /* * Store image offset in s ... the returned * value is the position of the center of * the image, so we adjust to the bottom left * corner. */ s = [dragImage size]; s.width = p.x - s.width/2; s.height = p.y + s.height/2; // View is flipped /* * Reuse the current mouse location and adjust * it to determine the location of the bottom * left corner of the image in this view's * coordinate system. */ p = startPoint; p.x += s.width; p.y += s.height; [self dragImage: dragImage at: p offset: NSMakeSize(0, 0) event: theEvent pasteboard: pboard source: self slideBack: YES]; return YES; } return NO; } - (void) mouseDown: (NSEvent *)theEvent { NSPoint initialLocation = [theEvent locationInWindow]; NSPoint location; int clickCount = [theEvent clickCount]; // Pathological case -- ignore mouse down if ((_numberOfRows == 0) || (_numberOfColumns == 0)) { return; } /* Stop editing if any */ if (_textObject != nil) { if (_editedCell != nil && [_editedCell isEntryAcceptable:[_textObject text]] == NO) { NSBeep(); return; } [self validateEditing]; [self abortEditing]; } // Determine row and column which were clicked location = [self convertPoint: initialLocation fromView: nil]; _clickedRow = [self rowAtPoint: location]; _clickedColumn = [self columnAtPoint: location]; if ([theEvent type] == NSLeftMouseDown && clickCount > 1) { // Double-click event if (![self isRowSelected: _clickedRow]) { return; } if (![self _isCellEditableColumn: _clickedColumn row: _clickedRow ]) { // Send double-action but don't edit [self _trackCellAtColumn: _clickedColumn row: _clickedRow withEvent: theEvent]; if (_clickedRow != -1) [self sendAction: _doubleAction to: _target]; } else if (clickCount == 2) // if < 2, dont want to abort editing { // It is OK to edit column. Go on, do it. [self editColumn: _clickedColumn row: _clickedRow withEvent: theEvent select: YES]; } } else { #define COMPUTE_NEW_SELECTION do { \ if (originalRow == -1) \ { \ originalRow = currentRow; \ } \ if (currentRow >= 0 && currentRow < _numberOfRows) \ { \ computeNewSelection(self, \ oldSelectedRows, \ _selectedRows, \ originalRow, \ oldRow, \ currentRow, \ &_selectedRow, \ selectionMode); \ [self displayIfNeeded]; \ } \ } while (0); // Selection unsigned int modifiers = [theEvent modifierFlags]; unsigned int eventMask = (NSLeftMouseUpMask | NSLeftMouseDownMask | NSLeftMouseDraggedMask | NSPeriodicMask); unsigned selectionMode = 0; NSPoint mouseLocationWin; NSPoint mouseLocationView; NSDate *distantFuture = [NSDate distantFuture]; NSEvent *lastEvent; NSIndexSet *oldSelectedRows; BOOL startedPeriodicEvents = NO; BOOL mouseBelowView = NO; BOOL done = NO; BOOL mouseMoved = NO; BOOL dragOperationPossible = [self _isDraggingSource]; NSRect visibleRect = [self convertRect: [self visibleRect] toView: nil]; float minYVisible = NSMinY (visibleRect); float maxYVisible = NSMaxY (visibleRect); float oldPeriod = 0; int originalRow = _clickedRow; int oldRow = -1; int currentRow = -1; BOOL getNextEvent = YES; BOOL sendAction = NO; if (_allowsMultipleSelection == YES) { selectionMode |= ALLOWS_MULTIPLE; } if (_allowsEmptySelection == YES) { selectionMode |= ALLOWS_EMPTY; } if (modifiers & NSShiftKeyMask) { selectionMode |= SHIFT_DOWN; } if (![_selectedRows containsIndex: _clickedRow]) { selectionMode |= ADDING_ROW; } if (modifiers & NSControlKeyMask) { selectionMode |= CONTROL_DOWN; if (_allowsMultipleSelection == YES && _selectedRow != -1) { originalRow = _selectedRow; selectionMode |= SHIFT_DOWN; selectionMode |= ADDING_ROW; } } // is the delegate ok for a new selection ? if ([self _shouldSelectionChange] == NO) { return; } // if we are in column selection mode, stop it [self _setSelectingColumns: NO]; // let's sort the _selectedRows oldSelectedRows = [_selectedRows copy]; lastEvent = theEvent; while (done != YES) { /* Wrap each iteration in an autorelease pool. Otherwise, we end up allocating huge amounts of objects if the button is held down for a long time. */ CREATE_AUTORELEASE_POOL(arp); NSEventType eventType = [lastEvent type]; mouseLocationWin = [lastEvent locationInWindow]; mouseLocationView = [self convertPoint: mouseLocationWin fromView: nil]; switch (eventType) { case NSLeftMouseUp: if ((mouseLocationWin.y > minYVisible) && (mouseLocationWin.y < maxYVisible)) { // mouse up within table if (startedPeriodicEvents == YES) { [NSEvent stopPeriodicEvents]; startedPeriodicEvents = NO; } mouseLocationView.x = _bounds.origin.x; oldRow = currentRow; currentRow = [self rowAtPoint: mouseLocationView]; if (oldRow != currentRow) { COMPUTE_NEW_SELECTION; } if (dragOperationPossible == YES) { /* * a dragging operation is still possible so * selections were never dragged, * and a drag operation was never attempted. * the cell was clicked, * track the cell with the old mouseDown event * then it will get the current event mouseUp. */ [self _trackCellAtColumn: _clickedColumn row: _clickedRow withEvent: theEvent]; } } else { // Mouse dragged out of the table // we don't care } done = YES; break; case NSLeftMouseDown: case NSLeftMouseDragged: if (fabs(mouseLocationWin.x - initialLocation.x) > 1 || fabs(mouseLocationWin.y - initialLocation.y) > 1) { mouseMoved = YES; } if (dragOperationPossible == YES) { if ([_selectedRows containsIndex:_clickedRow] == NO || (_verticalMotionDrag == NO && fabs(mouseLocationWin.y - initialLocation.y) > 2)) { dragOperationPossible = NO; } else if ((fabs(mouseLocationWin.x - initialLocation.x) >= 4) || (_verticalMotionDrag && fabs(mouseLocationWin.y - initialLocation.y) >= 4)) { if ([self _startDragOperationWithEvent: theEvent]) { return; } else { dragOperationPossible = NO; } } } else if ((mouseLocationWin.y > minYVisible) && (mouseLocationWin.y < maxYVisible)) { // mouse dragged within table if (startedPeriodicEvents == YES) { [NSEvent stopPeriodicEvents]; startedPeriodicEvents = NO; } mouseLocationView.x = _bounds.origin.x; oldRow = currentRow; currentRow = [self rowAtPoint: mouseLocationView]; if (oldRow != currentRow) { COMPUTE_NEW_SELECTION; } if (eventType == NSLeftMouseDown) { /* * Can never get here from a dragging source * so they need to track in mouse up. */ NSTableColumn *tb; NSCell *cell; tb = [_tableColumns objectAtIndex: _clickedColumn]; cell = [tb dataCellForRow: _clickedRow]; [self _trackCellAtColumn: _clickedColumn row: _clickedRow withEvent: theEvent]; if ([[cell class] prefersTrackingUntilMouseUp]) { /* the mouse could have gone up outside of the cell * avoid selecting the row under mouse cursor */ sendAction = YES; done = YES; } } /* * Since we may have tracked a cell which may have caused * a change to the currentEvent we may need to loop over * the current event */ getNextEvent = (lastEvent == [NSApp currentEvent]); } else { // Mouse dragged out of the table float period = computePeriod(mouseLocationWin, minYVisible, maxYVisible); if (startedPeriodicEvents == YES) { /* Check - if the mouse did not change zone, we do nothing */ if (period == oldPeriod) break; [NSEvent stopPeriodicEvents]; } /* Start periodic events */ oldPeriod = period; [NSEvent startPeriodicEventsAfterDelay: 0 withPeriod: oldPeriod]; startedPeriodicEvents = YES; if (mouseLocationWin.y <= minYVisible) mouseBelowView = YES; else mouseBelowView = NO; } break; case NSPeriodic: if (mouseBelowView == YES) { if (currentRow == -1 && oldRow != -1) currentRow = oldRow + 1; if (currentRow != -1 && currentRow < _numberOfRows - 1) { oldRow = currentRow; currentRow++; [self scrollRowToVisible: currentRow]; if (dragOperationPossible == NO) COMPUTE_NEW_SELECTION; } } else { if (currentRow == -1 && oldRow != -1) currentRow = oldRow - 1; if (currentRow > 0) { oldRow = currentRow; currentRow--; [self scrollRowToVisible: currentRow]; if (dragOperationPossible == NO) COMPUTE_NEW_SELECTION; } } break; default: break; } if (done == NO) { /* in certain cases we are working with events that have already * occured and been dequeued by NSCell classes, in these cases * getNextEvent is set to NO, use the current event. */ if (getNextEvent == YES) { lastEvent = [NSApp nextEventMatchingMask: eventMask untilDate: distantFuture inMode: NSEventTrackingRunLoopMode dequeue: YES]; } else { lastEvent = [NSApp currentEvent]; getNextEvent = YES; } } IF_NO_GC(DESTROY(arp)); } if (startedPeriodicEvents == YES) [NSEvent stopPeriodicEvents]; if (![_selectedRows isEqualToIndexSet: oldSelectedRows]) { [self _postSelectionDidChangeNotification]; } RELEASE(oldSelectedRows); if (!mouseMoved) sendAction = YES; /* If this was a simple click (ie. no dragging), we send our action. */ if (sendAction) { /* _clickedRow and _clickedColumn are already set at the start of this function. TODO: should we ask the data source/column for the cell for this row/column and check whether it has its own action/target? */ if (_clickedRow != -1) [self sendAction: _action to: _target]; } } _clickedRow = _selectedRow; } /* helpers for keyboard selection */ #define CHECK_CHANGING(x) { \ if (!x) \ { \ [self _postSelectionIsChangingNotification]; \ x = YES; \ } \ } static BOOL selectContiguousRegion(NSTableView *self, NSIndexSet *_selectedRows, int originalRow, int oldRow, int currentRow) { int first = (oldRow < currentRow) ? oldRow : currentRow; int last = (oldRow < currentRow) ? currentRow : oldRow; int row; BOOL notified = NO; if (![_selectedRows containsIndex: currentRow]) { CHECK_CHANGING(notified); [self _selectRow: currentRow]; } /* * check if the old row is not between the current row and the original row * and not the original or current rows */ if (((!((oldRow < currentRow && currentRow > originalRow && oldRow > originalRow) || (oldRow > currentRow && currentRow < originalRow && oldRow < originalRow))) && (!(oldRow == currentRow || oldRow == originalRow)))) { CHECK_CHANGING(notified); [self _unselectRow: oldRow]; } /* * there is an off by one here it could be on either end of the loop * but its either oldRow or currentRow so above we select the currentRow * and possibly unselect the oldRow, one of the two will then * be selected or deselected again in in this loop */ for (row = first; row < last; row++) { /* check if the old row is between the current row and the original row */ if ((row < currentRow && row > originalRow && currentRow > oldRow) || (row > currentRow && row < originalRow && currentRow < oldRow)) { if (![_selectedRows containsIndex: row]) { CHECK_CHANGING(notified); [self _selectRow: row]; } } else if (row == currentRow || row == originalRow) { if (![_selectedRows containsIndex: row]) { CHECK_CHANGING(notified); [self _selectRow: row]; } } else { if ([_selectedRows containsIndex: row]) { CHECK_CHANGING(notified); [self _unselectRow: row]; } } } return notified; } - (void) keyDown:(NSEvent *)theEvent { int oldRow = -1; int currentRow = _selectedRow; int originalRow = -1; NSString *characters = [theEvent characters]; unsigned int len = [characters length]; unsigned int modifiers = [theEvent modifierFlags]; int rowHeight = [self rowHeight]; NSRect visRect = [self visibleRect]; BOOL modifySelection = YES; NSPoint noModPoint = NSZeroPoint; int visRows; unsigned int i; BOOL gotMovementKey = NO; // will not contain partial rows. visRows = visRect.size.height / [self rowHeight]; // _clickedRow is stored between calls as the first selected row // when doing multiple selection, so the selection may grow and shrink. /* * do a contiguous selection on shift */ if (modifiers & NSShiftKeyMask) { originalRow = _clickedRow; if (_allowsMultipleSelection == YES) { oldRow = _selectedRow; } } /* just scroll don't modify any selection */ if (modifiers & NSControlKeyMask) { modifySelection = NO; } for (i = 0; i < len; i++) { unichar c = [characters characterAtIndex: i]; switch (c) { case NSUpArrowFunctionKey: gotMovementKey = YES; if (modifySelection == NO) { noModPoint.x = visRect.origin.x; noModPoint.y = NSMinY(visRect) - rowHeight; } else { currentRow--; } break; case NSDownArrowFunctionKey: gotMovementKey = YES; if (modifySelection == NO) { noModPoint.x = visRect.origin.x; noModPoint.y = NSMinY(visRect) + rowHeight; } else { currentRow++; } break; case NSPageDownFunctionKey: gotMovementKey = YES; if (modifySelection == NO) { noModPoint.x = visRect.origin.x; noModPoint.y = NSMinY(visRect) + (rowHeight * visRows) - rowHeight; } else { currentRow += visRows; } break; case NSPageUpFunctionKey: gotMovementKey = YES; if (modifySelection == NO) { noModPoint.x = visRect.origin.x; noModPoint.y = NSMinY(visRect) - (rowHeight * visRows) + rowHeight; } else { currentRow -= visRows; } break; case NSHomeFunctionKey: gotMovementKey = YES; if (modifySelection == NO) { noModPoint.x = visRect.origin.x; noModPoint.y = NSMinY(_bounds); } else { currentRow = 0; } break; case NSEndFunctionKey: gotMovementKey = YES; if (modifySelection == NO) { noModPoint.x = visRect.origin.x; noModPoint.y = NSMaxY(_bounds); } else { currentRow = _numberOfRows - 1; } break; default: break; } } /* * if scrolled off the bottom or top the selection. * the modifiers might have changed so recompute the selection. */ if (gotMovementKey == NO) { /* no handled keys. */ [super keyDown: theEvent]; return; } else if (currentRow < 0) { currentRow = 0; } else if (currentRow >= _numberOfRows) { currentRow = _numberOfRows - 1; } if (_numberOfRows) { if (modifySelection) { BOOL notified = NO; [self _setSelectingColumns: NO]; if (originalRow == -1) { /* we're not extending any selection */ originalRow = currentRow; _clickedRow = currentRow; } if (_clickedRow == -1) { /* user must have hit a key with no selected rows */ _clickedRow = currentRow; } if ((!(modifiers & NSShiftKeyMask && _allowsMultipleSelection))) { int first = [_selectedRows firstIndex]; int last = [_selectedRows lastIndex]; if ((first == last && first == currentRow) == 0) { CHECK_CHANGING(notified) [self _unselectAllRows]; [self _selectRow: currentRow]; _selectedRow = currentRow; } } else { notified = selectContiguousRegion(self, _selectedRows, originalRow, oldRow, currentRow); _selectedRow = currentRow; } if (notified) { [self _postSelectionDidChangeNotification]; } [self scrollRowToVisible: currentRow]; [self displayIfNeeded]; } else { noModPoint = [self convertPoint: noModPoint toView: _super_view]; noModPoint = [(NSClipView *)_super_view constrainScrollPoint: noModPoint]; [(NSClipView *)_super_view scrollToPoint: noModPoint]; } } } /* * Auxiliary Components */ - (void) setHeaderView: (NSTableHeaderView*)aHeaderView { if ([_headerView respondsToSelector:@selector(setTableView:)]) [_headerView setTableView: nil]; ASSIGN (_headerView, aHeaderView); if ([_headerView respondsToSelector:@selector(setTableView:)]) [_headerView setTableView: self]; [self tile]; // resizes corner and header views, then displays if (_super_view != nil) { id ssv = [_super_view superview]; if ([ssv isKindOfClass: [NSScrollView class]]) [ssv tile]; // draws any border type over corner and header views } } - (NSTableHeaderView*) headerView { return _headerView; } - (void) setCornerView: (NSView*)aView { ASSIGN (_cornerView, aView); [self tile]; // resizes corner and header views, then displays if (_super_view) { id ssv = [_super_view superview]; if ([ssv isKindOfClass: [NSScrollView class]]) [ssv tile]; // draws any border type over corner and header views } } - (NSView*) cornerView { return _cornerView; } /* * Layout */ - (NSRect) rectOfColumn: (int)columnIndex { NSRect rect; if (columnIndex < 0 || columnIndex > _numberOfColumns) { NSDebugLLog(@"NSTableView", @"Column index %d out of table in rectOfColumn", columnIndex); return NSZeroRect; } rect.origin.x = _columnOrigins[columnIndex]; rect.origin.y = _bounds.origin.y; rect.size.width = [[_tableColumns objectAtIndex: columnIndex] width]; rect.size.height = _numberOfRows * _rowHeight; return rect; } - (NSRect) rectOfRow: (int)rowIndex { NSRect rect; if (rowIndex < 0 || rowIndex >= _numberOfRows) { NSDebugLLog(@"NSTableView", @"Row index %d out of table in rectOfRow", rowIndex); return NSZeroRect; } rect.origin.x = _bounds.origin.x; rect.origin.y = _bounds.origin.y + (_rowHeight * rowIndex); rect.size.width = _bounds.size.width; rect.size.height = _rowHeight; return rect; } - (NSRange) columnsInRect: (NSRect)aRect { NSRange range; range.location = [self columnAtPoint: aRect.origin]; range.length = [self columnAtPoint: NSMakePoint (NSMaxX (aRect), _bounds.origin.y)]; range.length -= range.location; range.length += 1; return range; } - (NSRange) rowsInRect: (NSRect)aRect { NSRange range; int lastRowInRect; range.location = [self rowAtPoint: aRect.origin]; lastRowInRect = [self rowAtPoint: NSMakePoint (_bounds.origin.x, NSMaxY (aRect))]; if (lastRowInRect == -1) { lastRowInRect = _numberOfRows - 1; } range.length = lastRowInRect; range.length -= range.location; range.length += 1; return range; } - (int) columnAtPoint: (NSPoint)aPoint { if ((NSMouseInRect (aPoint, _bounds, YES)) == NO) { return -1; } else { int i = 0; while ((i < _numberOfColumns) && (aPoint.x >= _columnOrigins[i])) { i++; } return i - 1; } } - (int) rowAtPoint: (NSPoint)aPoint { /* NB: Y coordinate system is flipped in NSTableView */ if ((NSMouseInRect (aPoint, _bounds, YES)) == NO) { return -1; } else { int return_value; aPoint.y -= _bounds.origin.y; return_value = (int) (aPoint.y / _rowHeight); /* This could happen if point lies on the grid line or below the last row */ if (return_value >= _numberOfRows) { return_value = -1; } return return_value; } } - (NSRect) frameOfCellAtColumn: (int)columnIndex row: (int)rowIndex { NSRect frameRect; if ((columnIndex < 0) || (rowIndex < 0) || (columnIndex > (_numberOfColumns - 1)) || (rowIndex > (_numberOfRows - 1))) return NSZeroRect; frameRect.origin.y = _bounds.origin.y + (rowIndex * _rowHeight); frameRect.origin.y += _intercellSpacing.height / 2; frameRect.size.height = _rowHeight - _intercellSpacing.height; frameRect.origin.x = _columnOrigins[columnIndex]; frameRect.origin.x += _intercellSpacing.width / 2; frameRect.size.width = [[_tableColumns objectAtIndex: columnIndex] width]; frameRect.size.width -= _intercellSpacing.width; // We add some space to separate the cell from the grid if (_drawsGrid) { frameRect.size.width -= 4; frameRect.origin.x += 2; } // Safety check if (frameRect.size.width < 0) frameRect.size.width = 0; return frameRect; } - (void) setAutoresizesAllColumnsToFit: (BOOL)flag { _autoresizesAllColumnsToFit = flag; } - (BOOL) autoresizesAllColumnsToFit { return _autoresizesAllColumnsToFit; } - (NSTableViewColumnAutoresizingStyle) columnAutoresizingStyle { // FIXME return NSTableViewNoColumnAutoresizing; } - (void) setColumnAutoresizingStyle: (NSTableViewColumnAutoresizingStyle)style { // FIXME } - (void) sizeLastColumnToFit { if ((_super_view != nil) && (_numberOfColumns > 0)) { float excess_width; float last_column_width; NSTableColumn *lastColumn; lastColumn = [_tableColumns objectAtIndex: (_numberOfColumns - 1)]; if ([lastColumn isResizable] == NO) return; excess_width = NSMaxX([self convertRect: [_super_view bounds] fromView: _super_view]) - NSMaxX(_bounds); last_column_width = [lastColumn width] + excess_width; // This will automatically retile the table [lastColumn setWidth: last_column_width]; } } - (void) setFrame: (NSRect)frameRect { NSRect tmpRect = frameRect; if ([_super_view respondsToSelector: @selector(documentVisibleRect)]) { float rowsHeight = ((_numberOfRows * _rowHeight) + 1); NSRect docRect = [(NSClipView *)_super_view documentVisibleRect]; if (rowsHeight < docRect.size.height) { tmpRect.size.height = docRect.size.height; } else { tmpRect.size.height = rowsHeight; } // TODO width? } [super setFrame: tmpRect]; } - (void) setFrameSize: (NSSize)frameSize { NSSize tmpSize = frameSize; if ([_super_view respondsToSelector: @selector(documentVisibleRect)]) { float rowsHeight = ((_numberOfRows * _rowHeight) + 1); NSRect docRect = [(NSClipView *)_super_view documentVisibleRect]; if (rowsHeight < docRect.size.height) { tmpSize.height = docRect.size.height; } else { tmpSize.height = rowsHeight; } // TODO width? } [super setFrameSize: tmpSize]; } - (void) viewWillMoveToSuperview:(NSView *)newSuper { [super viewWillMoveToSuperview: newSuper]; /* need to potentially enlarge to fill the documentRect of the clip view */ [self setFrame: _frame]; } - (void) sizeToFit { NSTableColumn *tb; int i, j; float remainingWidth; float availableWidth; columnSorting *columnInfo; float *currentWidth; float *maxWidth; float *minWidth; BOOL *isResizable; int numberOfCurrentColumns = 0; float previousPoint; float nextPoint; float difference; float toAddToCurrentColumns; if ((_super_view == nil) || (_numberOfColumns == 0)) return; columnInfo = NSZoneMalloc(NSDefaultMallocZone(), sizeof(columnSorting) * 2 * _numberOfColumns); currentWidth = NSZoneMalloc(NSDefaultMallocZone(), sizeof(float) * _numberOfColumns); maxWidth = NSZoneMalloc(NSDefaultMallocZone(), sizeof(float) * _numberOfColumns); minWidth = NSZoneMalloc(NSDefaultMallocZone(), sizeof(float) * _numberOfColumns); isResizable = NSZoneMalloc(NSDefaultMallocZone(), sizeof(BOOL) * _numberOfColumns); availableWidth = NSMaxX([self convertRect: [_super_view bounds] fromView: _super_view]); remainingWidth = availableWidth; /* * We store the minWidth and the maxWidth of every column * because we'll use those values *a lot* * At the same time we set every column to its mininum width */ for (i = 0; i < _numberOfColumns; i++) { tb = [_tableColumns objectAtIndex: i]; isResizable[i] = [tb isResizable]; if (isResizable[i] == YES) { minWidth[i] = [tb minWidth]; maxWidth[i] = [tb maxWidth]; if (minWidth[i] < 0) minWidth[i] = 0; if (minWidth[i] > maxWidth[i]) { minWidth[i] = [tb width]; maxWidth[i] = minWidth[i]; } columnInfo[i * 2].width = minWidth[i]; columnInfo[i * 2].isMax = 0; currentWidth[i] = minWidth[i]; remainingWidth -= minWidth[i]; columnInfo[i * 2 + 1].width = maxWidth[i]; columnInfo[i * 2 + 1].isMax = 1; } else { minWidth[i] = [tb width]; columnInfo[i * 2].width = minWidth[i]; columnInfo[i * 2].isMax = 0; currentWidth[i] = minWidth[i]; remainingWidth -= minWidth[i]; maxWidth[i] = minWidth[i]; columnInfo[i * 2 + 1].width = maxWidth[i]; columnInfo[i * 2 + 1].isMax = 1; } } // sort the info we have quick_sort_internal(columnInfo, 0, 2 * _numberOfColumns - 1); previousPoint = columnInfo[0].width; numberOfCurrentColumns = 1; if (remainingWidth >= 0.) { for (i = 1; i < 2 * _numberOfColumns; i++) { nextPoint = columnInfo[i].width; if (numberOfCurrentColumns > 0 && (nextPoint - previousPoint) > 0.) { int verification = 0; if ((nextPoint - previousPoint) * numberOfCurrentColumns <= remainingWidth) { toAddToCurrentColumns = nextPoint - previousPoint; remainingWidth -= (nextPoint - previousPoint) * numberOfCurrentColumns; for (j = 0; j < _numberOfColumns; j++) { if (minWidth[j] <= previousPoint && maxWidth[j] >= nextPoint) { verification++; currentWidth[j] += toAddToCurrentColumns; } } if (verification != numberOfCurrentColumns) { NSLog(@"[NSTableView sizeToFit]: unexpected error"); } } else { int remainingInt = floor(remainingWidth); int quotient = remainingInt / numberOfCurrentColumns; int remainder = remainingInt - quotient * numberOfCurrentColumns; int oldRemainder = remainder; for (j = _numberOfColumns - 1; j >= 0; j--) { if (minWidth[j] <= previousPoint && maxWidth[j] >= nextPoint) { currentWidth[j] += quotient; if (remainder > 0 && maxWidth[j] >= currentWidth[j] + 1) { remainder--; currentWidth[j]++; } } } while (oldRemainder > remainder && remainder > 0) { oldRemainder = remainder; for (j = 0; j < _numberOfColumns; j++) { if (minWidth[j] <= previousPoint && maxWidth[j] >= nextPoint) { if (remainder > 0 && maxWidth[j] >= currentWidth[j] + 1) { remainder--; currentWidth[j]++; } } } } if (remainder > 0) NSLog(@"There is still free space to fill.\ However it seems better to use integer width for the columns"); else remainingWidth = 0.; } } else if (numberOfCurrentColumns < 0) { NSLog(@"[NSTableView sizeToFit]: unexpected error"); } if (columnInfo[i].isMax) numberOfCurrentColumns--; else numberOfCurrentColumns++; previousPoint = nextPoint; if (remainingWidth == 0.) { break; } } } _tilingDisabled = YES; remainingWidth = 0.; for (i = 0; i < _numberOfColumns; i++) { if (isResizable[i] == YES) { tb = [_tableColumns objectAtIndex: i]; remainingWidth += currentWidth[i]; [tb setWidth: currentWidth[i]]; } else { remainingWidth += minWidth[i]; } } difference = availableWidth - remainingWidth; _tilingDisabled = NO; NSZoneFree(NSDefaultMallocZone(), columnInfo); NSZoneFree(NSDefaultMallocZone(), currentWidth); NSZoneFree(NSDefaultMallocZone(), maxWidth); NSZoneFree(NSDefaultMallocZone(), minWidth); NSZoneFree(NSDefaultMallocZone(), isResizable); [self tile]; } /* - (void) sizeToFit { NSCell *cell; NSEnumerator *enumerator; NSTableColumn *tb; float table_width; float width; float candidate_width; int row; _tilingDisabled = YES; // First Step // Resize Each Column to its Minimum Width table_width = _bounds.origin.x; enumerator = [_tableColumns objectEnumerator]; while ((tb = [enumerator nextObject]) != nil) { // Compute min width of column width = [[tb headerCell] cellSize].width; for (row = 0; row < _numberOfRows; row++) { cell = [tb dataCellForRow: row]; [cell setObjectValue: [_dataSource tableView: self objectValueForTableColumn: tb row: row]]; [self _willDisplayCell: cell forTableColumn: tb row: row]; candidate_width = [cell cellSize].width; if (_drawsGrid) candidate_width += 4; if (candidate_width > width) { width = candidate_width; } } width += _intercellSpacing.width; [tb setWidth: width]; // It is necessary to ask the column for the width, since it might have // been changed by the column to constrain it to a min or max width table_width += [tb width]; } // Second Step // If superview (clipview) is bigger than that, divide remaining space // between all columns if ((_super_view != nil) && (_numberOfColumns > 0)) { float excess_width; excess_width = NSMaxX ([self convertRect: [_super_view bounds] fromView: _super_view]); excess_width -= table_width; // Since we resized each column at its minimum width, // it's useless to try shrinking more: we can't if (excess_width <= 0) { _tilingDisabled = NO; [self tile]; NSLog(@"exiting sizeToFit"); return; } excess_width = excess_width / _numberOfColumns; enumerator = [_tableColumns objectEnumerator]; while ((tb = [enumerator nextObject]) != nil) { [tb setWidth: ([tb width] + excess_width)]; } } _tilingDisabled = NO; [self tile]; NSLog(@"exiting sizeToFit"); } */ - (void) noteNumberOfRowsChanged { NSRect newFrame; _numberOfRows = [self _numRows]; /* If we are selecting rows, we have to check that we have no selected rows below the new end of the table */ if (!_selectingColumns) { int row = [_selectedRows lastIndex]; if (row == NSNotFound) { if (!_allowsEmptySelection) { /* We shouldn't allow empty selection - try selecting the last row */ int lastRow = _numberOfRows - 1; if (lastRow > -1) { [self _postSelectionIsChangingNotification]; [_selectedRows addIndex: lastRow]; _selectedRow = lastRow; [self _postSelectionDidChangeNotification]; } else { /* problem - there are no rows at all */ _selectedRow = -1; } } } /* Check that all selected rows are in the new range of rows */ else if (row >= _numberOfRows) { [_selectedRows removeIndexesInRange: NSMakeRange(_numberOfRows, row + 1 - _numberOfRows)]; if (_selectedRow >= _numberOfRows) { row = [_selectedRows lastIndex]; [self _postSelectionIsChangingNotification]; if (row != NSNotFound) { _selectedRow = row; } else { /* Argh - all selected rows were outside the table */ if (_allowsEmptySelection) { _selectedRow = -1; } else { /* We shouldn't allow empty selection - try selecting the last row */ int lastRow = _numberOfRows - 1; if (lastRow > -1) { [_selectedRows addIndex: lastRow]; _selectedRow = lastRow; } else { /* problem - there are no rows at all */ _selectedRow = -1; } } } [self _postSelectionDidChangeNotification]; } } } newFrame = _frame; newFrame.size.height = (_numberOfRows * _rowHeight) + 1; if (NO == NSEqualRects(newFrame, NSUnionRect(newFrame, _frame))) { [_super_view setNeedsDisplayInRect: _frame]; } [self setFrame: newFrame]; /* If we are shorter in height than the enclosing clipview, we should redraw us now. */ if (_super_view != nil) { NSRect superviewBounds; // Get this *after* [self setFrame:] superviewBounds = [_super_view bounds]; if ((superviewBounds.origin.x <= _frame.origin.x) && (NSMaxY(superviewBounds) >= NSMaxY(_frame))) { [self setNeedsDisplay: YES]; } } } - (void) tile { float table_width = 0; float table_height; if (_tilingDisabled == YES) return; if (_numberOfColumns > 0) { int i; float width; _columnOrigins[0] = _bounds.origin.x; width = [[_tableColumns objectAtIndex: 0] width]; table_width += width; for (i = 1; i < _numberOfColumns; i++) { _columnOrigins[i] = _columnOrigins[i - 1] + width; width = [[_tableColumns objectAtIndex: i] width]; table_width += width; } } /* + 1 for the last grid line */ table_height = (_numberOfRows * _rowHeight) + 1; [self setFrameSize: NSMakeSize (table_width, table_height)]; [self setNeedsDisplay: YES]; if (_headerView != nil) { [_headerView setFrameSize: NSMakeSize (_frame.size.width, [_headerView frame].size.height)]; [_cornerView setFrameSize: NSMakeSize ([NSScroller scrollerWidth] + 1, [_headerView frame].size.height)]; [_headerView setNeedsDisplay: YES]; [_cornerView setNeedsDisplay: YES]; } } /* * Drawing */ - (void) drawRow: (int)rowIndex clipRect: (NSRect)clipRect { int startingColumn; int endingColumn; NSTableColumn *tb; NSRect drawingRect; NSCell *cell; int i; float x_pos; if (_dataSource == nil) { return; } /* Using columnAtPoint: here would make it called twice per row per drawn rect - so we avoid it and do it natively */ /* Determine starting column as fast as possible */ x_pos = NSMinX (clipRect); i = 0; while ((i < _numberOfColumns) && (x_pos > _columnOrigins[i])) { i++; } startingColumn = (i - 1); if (startingColumn == -1) startingColumn = 0; /* Determine ending column as fast as possible */ x_pos = NSMaxX (clipRect); // Nota Bene: we do *not* reset i while ((i < _numberOfColumns) && (x_pos > _columnOrigins[i])) { i++; } endingColumn = (i - 1); if (endingColumn == -1) endingColumn = _numberOfColumns - 1; /* Draw the row between startingColumn and endingColumn */ for (i = startingColumn; i <= endingColumn; i++) { if (i != _editedColumn || rowIndex != _editedRow) { tb = [_tableColumns objectAtIndex: i]; cell = [tb dataCellForRow: rowIndex]; [self _willDisplayCell: cell forTableColumn: tb row: rowIndex]; [cell setObjectValue: [_dataSource tableView: self objectValueForTableColumn: tb row: rowIndex]]; drawingRect = [self frameOfCellAtColumn: i row: rowIndex]; [cell drawWithFrame: drawingRect inView: self]; } } } - (void) noteHeightOfRowsWithIndexesChanged: (NSIndexSet*)indexes { // FIXME } - (void) drawGridInClipRect: (NSRect)aRect { float minX = NSMinX (aRect); float maxX = NSMaxX (aRect); float minY = NSMinY (aRect); float maxY = NSMaxY (aRect); int i; float x_pos; int startingColumn; int endingColumn; NSGraphicsContext *ctxt = GSCurrentContext (); float position; int startingRow = [self rowAtPoint: NSMakePoint (_bounds.origin.x, minY)]; int endingRow = [self rowAtPoint: NSMakePoint (_bounds.origin.x, maxY)]; /* Using columnAtPoint:, rowAtPoint: here calls them only twice per drawn rect */ x_pos = minX; i = 0; while ((i < _numberOfColumns) && (x_pos > _columnOrigins[i])) { i++; } startingColumn = (i - 1); x_pos = maxX; // Nota Bene: we do *not* reset i while ((i < _numberOfColumns) && (x_pos > _columnOrigins[i])) { i++; } endingColumn = (i - 1); if (endingColumn == -1) endingColumn = _numberOfColumns - 1; /* int startingColumn = [self columnAtPoint: NSMakePoint (minX, _bounds.origin.y)]; int endingColumn = [self columnAtPoint: NSMakePoint (maxX, _bounds.origin.y)]; */ DPSgsave (ctxt); DPSsetlinewidth (ctxt, 1); [_gridColor set]; if (_numberOfRows > 0) { /* Draw horizontal lines */ if (startingRow == -1) startingRow = 0; if (endingRow == -1) endingRow = _numberOfRows - 1; position = _bounds.origin.y; position += startingRow * _rowHeight; for (i = startingRow; i <= endingRow + 1; i++) { DPSmoveto (ctxt, minX, position); DPSlineto (ctxt, maxX, position); DPSstroke (ctxt); position += _rowHeight; } } if (_numberOfColumns > 0) { int lastRowPosition = position - _rowHeight; /* Draw vertical lines */ if (startingColumn == -1) startingColumn = 0; if (endingColumn == -1) endingColumn = _numberOfColumns - 1; for (i = startingColumn; i <= endingColumn; i++) { DPSmoveto (ctxt, _columnOrigins[i], minY); DPSlineto (ctxt, _columnOrigins[i], lastRowPosition); DPSstroke (ctxt); } position = _columnOrigins[endingColumn]; position += [[_tableColumns objectAtIndex: endingColumn] width]; /* Last vertical line must moved a pixel to the left */ if (endingColumn == (_numberOfColumns - 1)) position -= 1; DPSmoveto (ctxt, position, minY); DPSlineto (ctxt, position, lastRowPosition); DPSstroke (ctxt); } DPSgrestore (ctxt); } - (void) highlightSelectionInClipRect: (NSRect)clipRect { if (_selectingColumns == NO) { int selectedRowsCount; int row; int startingRow, endingRow; selectedRowsCount = [_selectedRows count]; if (selectedRowsCount == 0) return; /* highlight selected rows */ startingRow = [self rowAtPoint: NSMakePoint(0, NSMinY(clipRect))]; endingRow = [self rowAtPoint: NSMakePoint(0, NSMaxY(clipRect))]; if (startingRow == -1) startingRow = 0; if (endingRow == -1) endingRow = _numberOfRows - 1; row = [_selectedRows indexGreaterThanOrEqualToIndex: startingRow]; while ((row != NSNotFound) && (row <= endingRow)) { NSColor *selectionColor = nil; // Switch to the alternate color of the backgroundColor is white. if([_backgroundColor isEqual: [NSColor whiteColor]]) { selectionColor = [NSColor colorWithCalibratedRed: 0.86 green: 0.92 blue: 0.99 alpha: 1.0]; } else { selectionColor = [NSColor whiteColor]; } //NSHighlightRect(NSIntersectionRect([self rectOfRow: row], // clipRect)); [selectionColor set]; NSRectFill(NSIntersectionRect([self rectOfRow: row], clipRect)); row = [_selectedRows indexGreaterThanIndex: row]; } } else // Selecting columns { unsigned int selectedColumnsCount; unsigned int column; int startingColumn, endingColumn; selectedColumnsCount = [_selectedColumns count]; if (selectedColumnsCount == 0) return; /* highlight selected columns */ startingColumn = [self columnAtPoint: NSMakePoint(NSMinX(clipRect), 0)]; endingColumn = [self columnAtPoint: NSMakePoint(NSMaxX(clipRect), 0)]; if (startingColumn == -1) startingColumn = 0; if (endingColumn == -1) endingColumn = _numberOfColumns - 1; column = [_selectedColumns indexGreaterThanOrEqualToIndex: startingColumn]; while ((column != NSNotFound) && (column <= endingColumn)) { NSHighlightRect(NSIntersectionRect([self rectOfColumn: column], clipRect)); column = [_selectedColumns indexGreaterThanIndex: column]; } } } - (void) drawBackgroundInClipRect: (NSRect)clipRect { [_backgroundColor set]; NSRectFill (clipRect); } - (void) drawRect: (NSRect)aRect { int startingRow; int endingRow; int i; /* Draw background */ [self drawBackgroundInClipRect: aRect]; if ((_numberOfRows == 0) || (_numberOfColumns == 0)) { return; } /* Draw selection */ [self highlightSelectionInClipRect: aRect]; /* Draw grid */ if (_drawsGrid) { [self drawGridInClipRect: aRect]; } /* Draw visible cells */ /* Using rowAtPoint: here calls them only twice per drawn rect */ startingRow = [self rowAtPoint: NSMakePoint (0, NSMinY (aRect))]; endingRow = [self rowAtPoint: NSMakePoint (0, NSMaxY (aRect))]; if (startingRow == -1) { startingRow = 0; } if (endingRow == -1) { endingRow = _numberOfRows - 1; } // NSLog(@"drawRect : %d-%d", startingRow, endingRow); { SEL sel = @selector(drawRow:clipRect:); IMP imp = [self methodForSelector: sel]; for (i = startingRow; i <= endingRow; i++) { (*imp)(self, sel, i, aRect); } } } - (BOOL) isOpaque { return YES; } /* * Scrolling */ - (void) scrollRowToVisible: (int)rowIndex { if (_super_view != nil) { NSRect rowRect = [self rectOfRow: rowIndex]; NSRect visibleRect = [self visibleRect]; // If the row is over the top, or it is partially visible // on top, if ((rowRect.origin.y < visibleRect.origin.y)) { // Then make it visible on top NSPoint newOrigin; newOrigin.x = visibleRect.origin.x; newOrigin.y = rowRect.origin.y; newOrigin = [self convertPoint: newOrigin toView: _super_view]; [(NSClipView *)_super_view scrollToPoint: newOrigin]; return; } // If the row is under the bottom, or it is partially visible on // the bottom, if (NSMaxY (rowRect) > NSMaxY (visibleRect)) { // Then make it visible on bottom NSPoint newOrigin; newOrigin.x = visibleRect.origin.x; newOrigin.y = visibleRect.origin.y; newOrigin.y += NSMaxY (rowRect) - NSMaxY (visibleRect); newOrigin = [self convertPoint: newOrigin toView: _super_view]; [(NSClipView *)_super_view scrollToPoint: newOrigin]; return; } } } - (void) scrollColumnToVisible: (int)columnIndex { if (_super_view != nil) { NSRect columnRect = [self rectOfColumn: columnIndex]; NSRect visibleRect = [self visibleRect]; float diff; // If the row is out on the left, or it is partially visible // on the left if ((columnRect.origin.x < visibleRect.origin.x)) { // Then make it visible on the left NSPoint newOrigin; newOrigin.x = columnRect.origin.x; newOrigin.y = visibleRect.origin.y; newOrigin = [self convertPoint: newOrigin toView: _super_view]; [(NSClipView *)_super_view scrollToPoint: newOrigin]; return; } diff = NSMaxX (columnRect) - NSMaxX (visibleRect); // If the row is out on the right, or it is partially visible on // the right, if (diff > 0) { // Then make it visible on the right NSPoint newOrigin; newOrigin.x = visibleRect.origin.x; newOrigin.y = visibleRect.origin.y; newOrigin.x += diff; newOrigin = [self convertPoint: newOrigin toView: _super_view]; [(NSClipView *)_super_view scrollToPoint: newOrigin]; return; } } } /* * Text delegate methods */ - (void) textDidBeginEditing: (NSNotification *)aNotification { [super textDidBeginEditing: aNotification]; } - (void) textDidChange: (NSNotification *)aNotification { // MacOS-X asks us to inform the cell if possible. if ((_editedCell != nil) && [_editedCell respondsToSelector: @selector(textDidChange:)]) [_editedCell textDidChange: aNotification]; [super textDidChange: aNotification]; } - (void) textDidEndEditing: (NSNotification *)aNotification { id textMovement; int row, column; /* Save values */ row = _editedRow; column = _editedColumn; [super textDidEndEditing: aNotification]; textMovement = [[aNotification userInfo] objectForKey: @"NSTextMovement"]; if (textMovement) { switch ([(NSNumber *)textMovement intValue]) { case NSReturnTextMovement: [self _editNextCellAfterRow: row inColumn: column]; // Send action ? break; case NSTabTextMovement: if ([self _editNextEditableCellAfterRow: row column: column] == YES) { break; } [_window selectKeyViewFollowingView: self]; break; case NSBacktabTextMovement: if ([self _editPreviousEditableCellBeforeRow: row column: column] == YES) { break; } [_window selectKeyViewPrecedingView: self]; break; } } } - (BOOL) textShouldBeginEditing: (NSText *)textObject { if (_delegate && [_delegate respondsToSelector: @selector(control:textShouldBeginEditing:)]) return [_delegate control: self textShouldBeginEditing: textObject]; else return YES; } - (BOOL) textShouldEndEditing: (NSText*)textObject { if ([_delegate respondsToSelector: @selector(control:textShouldEndEditing:)]) { if ([_delegate control: self textShouldEndEditing: textObject] == NO) { NSBeep (); return NO; } return YES; } if ([_delegate respondsToSelector: @selector(control:isValidObject:)] == YES) { NSFormatter *formatter; id newObjectValue; formatter = [_editedCell formatter]; if ([formatter getObjectValue: &newObjectValue forString: [_textObject text] errorDescription: NULL] == YES) { if ([_delegate control: self isValidObject: newObjectValue] == NO) return NO; } } return [_editedCell isEntryAcceptable: [textObject text]]; } /* * Persistence */ - (NSString *) autosaveName { return _autosaveName; } - (BOOL) autosaveTableColumns { return _autosaveTableColumns; } - (void) setAutosaveName: (NSString *)name { ASSIGN (_autosaveName, name); [self _autoloadTableColumns]; } - (void) setAutosaveTableColumns: (BOOL)flag { if (flag == _autosaveTableColumns) { return; } _autosaveTableColumns = flag; if (flag) { [self _autoloadTableColumns]; [nc addObserver: self selector: @selector(_autosaveTableColumns) name: NSTableViewColumnDidResizeNotification object: self]; } else { [nc removeObserver: self name: NSTableViewColumnDidResizeNotification object: self]; } } /* * Delegate */ - (void) setDelegate: (id)anObject { const SEL sel = @selector(tableView:willDisplayCell:forTableColumn:row:); if (_delegate) [nc removeObserver: _delegate name: nil object: self]; _delegate = anObject; #define SET_DELEGATE_NOTIFICATION(notif_name) \ if ([_delegate respondsToSelector: @selector(tableView##notif_name:)]) \ [nc addObserver: _delegate \ selector: @selector(tableView##notif_name:) \ name: NSTableView##notif_name##Notification object: self] SET_DELEGATE_NOTIFICATION(ColumnDidMove); SET_DELEGATE_NOTIFICATION(ColumnDidResize); SET_DELEGATE_NOTIFICATION(SelectionDidChange); SET_DELEGATE_NOTIFICATION(SelectionIsChanging); /* Cache */ _del_responds = [_delegate respondsToSelector: sel]; } - (id) delegate { return _delegate; } /* indicator image */ - (NSImage *) indicatorImageInTableColumn: (NSTableColumn *)aTableColumn { // TODO NSLog(@"Method %s is not implemented for class %s", "indicatorImageInTableColumn:", "NSTableView"); return nil; } - (void) setIndicatorImage: (NSImage *)anImage inTableColumn: (NSTableColumn *)aTableColumn { // TODO NSLog(@"Method %s is not implemented for class %s", "setIndicatorImage:inTableColumn:", "NSTableView"); } /* highlighting columns */ - (NSTableColumn *) highlightedTableColumn { return _highlightedTableColumn; } - (void) setHighlightedTableColumn: (NSTableColumn *)aTableColumn { int tableColumnIndex; tableColumnIndex = [_tableColumns indexOfObject: aTableColumn]; if (tableColumnIndex == NSNotFound) { NSLog(@"setHighlightedTableColumn received an invalid\ NSTableColumn object"); return; } // we do not need to retain aTableColumn as it is already in // _tableColumns array _highlightedTableColumn = aTableColumn; [_headerView setNeedsDisplay: YES]; } /* dragging rows */ - (NSImage*) dragImageForRows: (NSArray*)dragRows event: (NSEvent*)dragEvent dragImageOffset: (NSPoint*)dragImageOffset { // FIXME NSImage *dragImage = [[NSImage alloc] initWithSize: NSMakeSize(8, 8)]; return AUTORELEASE(dragImage); } - (NSImage *) dragImageForRowsWithIndexes: (NSIndexSet*)rows tableColumns: (NSArray*)cols event: (NSEvent*)event offset: (NSPoint*)offset { // FIXME NSArray *rowArray; rowArray = [self _indexSetToArray: rows]; return [self dragImageForRows: rowArray event: event dragImageOffset: offset]; } - (void) setDropRow: (int)row dropOperation: (NSTableViewDropOperation)operation { if (row < 0) { currentDropRow = 0; } else if (operation == NSTableViewDropOn) { if (row >= _numberOfRows) currentDropRow = _numberOfRows; } else if (row > _numberOfRows) { currentDropRow = _numberOfRows; } else { currentDropRow = row; } currentDropOperation = operation; } - (void) setVerticalMotionCanBeginDrag: (BOOL)flag { _verticalMotionDrag = flag; } - (BOOL) verticalMotionCanBeginDrag { return _verticalMotionDrag; } /* * Encoding/Decoding */ - (void) encodeWithCoder: (NSCoder*)aCoder { if ([aCoder allowsKeyedCoding]) { unsigned long vFlags = 0; NSSize intercellSpacing = [self intercellSpacing]; GSTableViewFlags tableViewFlags; // make sure the corner view is properly encoded... [super encodeWithCoder: aCoder]; if ([self dataSource]) { [aCoder encodeObject: [self dataSource] forKey: @"NSDataSource"]; } if ([self delegate]) { [aCoder encodeObject: [self delegate] forKey: @"NSDelegate"]; } if ([self target]) { [aCoder encodeObject: [self target] forKey: @"NSTarget"]; } if ([self action]) { [aCoder encodeObject: NSStringFromSelector([self action]) forKey: @"NSAction"]; } [aCoder encodeObject: [self backgroundColor] forKey: @"NSBackgroundColor"]; [aCoder encodeObject: [self gridColor] forKey: @"NSGridColor"]; [aCoder encodeFloat: intercellSpacing.height forKey: @"NSIntercellSpacingHeight"]; [aCoder encodeFloat: intercellSpacing.width forKey: @"NSIntercellSpacingWidth"]; [aCoder encodeFloat: [self rowHeight] forKey: @"NSRowHeight"]; [aCoder encodeObject: [self tableColumns] forKey: @"NSTableColumns"]; if (_headerView) { [aCoder encodeObject: _headerView forKey: @"NSHeaderView"]; } if (_cornerView) { [aCoder encodeObject: _cornerView forKey: @"NSCornerView"]; } tableViewFlags.columnSelection = [self allowsColumnSelection]; tableViewFlags.multipleSelection = [self allowsMultipleSelection]; tableViewFlags.emptySelection = [self allowsEmptySelection]; tableViewFlags.drawsGrid = [self drawsGrid]; tableViewFlags.columnResizing = [self allowsColumnResizing]; tableViewFlags.columnOrdering = [self allowsColumnReordering]; memcpy((void *)&vFlags,(void *)&tableViewFlags,sizeof(unsigned long)); // encode.. [aCoder encodeInt: vFlags forKey: @"NSTvFlags"]; } else { [super encodeWithCoder: aCoder]; [aCoder encodeConditionalObject: _dataSource]; [aCoder encodeObject: _tableColumns]; [aCoder encodeObject: _gridColor]; [aCoder encodeObject: _backgroundColor]; [aCoder encodeObject: _headerView]; [aCoder encodeObject: _cornerView]; [aCoder encodeConditionalObject: _delegate]; [aCoder encodeConditionalObject: _target]; [aCoder encodeValueOfObjCType: @encode(int) at: &_numberOfRows]; [aCoder encodeValueOfObjCType: @encode(int) at: &_numberOfColumns]; [aCoder encodeValueOfObjCType: @encode(BOOL) at: &_drawsGrid]; [aCoder encodeValueOfObjCType: @encode(float) at: &_rowHeight]; [aCoder encodeValueOfObjCType: @encode(SEL) at: &_doubleAction]; [aCoder encodeSize: _intercellSpacing]; [aCoder encodeValueOfObjCType: @encode(BOOL) at: &_allowsMultipleSelection]; [aCoder encodeValueOfObjCType: @encode(BOOL) at: &_allowsEmptySelection]; [aCoder encodeValueOfObjCType: @encode(BOOL) at: &_allowsColumnSelection]; [aCoder encodeValueOfObjCType: @encode(BOOL) at: &_allowsColumnResizing]; [aCoder encodeValueOfObjCType: @encode(BOOL) at: &_allowsColumnReordering]; [aCoder encodeValueOfObjCType: @encode(BOOL) at: &_autoresizesAllColumnsToFit]; [aCoder encodeValueOfObjCType: @encode(BOOL) at: &_verticalMotionDrag]; } } - (id) initWithCoder: (NSCoder*)aDecoder { self = [super initWithCoder: aDecoder]; if (!self) return self; if ([aDecoder allowsKeyedCoding]) { NSSize intercellSpacing; NSArray *columns; NSEnumerator *e; NSTableColumn *col; // assign defaults, so that there's color in case none is specified [self _initDefaults]; ASSIGN(_gridColor, [NSColor gridColor]); ASSIGN(_backgroundColor, [NSColor controlBackgroundColor]); ASSIGN(_tableColumns, [NSMutableArray array]); if ([aDecoder containsValueForKey: @"NSDataSource"]) { [self setDataSource: [aDecoder decodeObjectForKey: @"NSDataSource"]]; } if ([aDecoder containsValueForKey: @"NSDelegate"]) { [self setDelegate: [aDecoder decodeObjectForKey: @"NSDelegate"]]; } if ([aDecoder containsValueForKey: @"NSTarget"]) { [self setTarget: [aDecoder decodeObjectForKey: @"NSTarget"]]; } if ([aDecoder containsValueForKey: @"NSAction"]) { NSString *action = [aDecoder decodeObjectForKey: @"NSAction"]; [self setAction: NSSelectorFromString(action)]; } if ([aDecoder containsValueForKey: @"NSBackgroundColor"]) { [self setBackgroundColor: [aDecoder decodeObjectForKey: @"NSBackgroundColor"]]; } if ([aDecoder containsValueForKey: @"NSGridColor"]) { [self setGridColor: [aDecoder decodeObjectForKey: @"NSGridColor"]]; } intercellSpacing = [self intercellSpacing]; if ([aDecoder containsValueForKey: @"NSIntercellSpacingHeight"]) { intercellSpacing.height = [aDecoder decodeFloatForKey: @"NSIntercellSpacingHeight"]; } if ([aDecoder containsValueForKey: @"NSIntercellSpacingWidth"]) { intercellSpacing.width = [aDecoder decodeFloatForKey: @"NSIntercellSpacingWidth"]; } [self setIntercellSpacing: intercellSpacing]; if ([aDecoder containsValueForKey: @"NSDraggingSourceMaskForLocal"]) { [self setDraggingSourceOperationMask: [aDecoder decodeIntForKey: @"NSDraggingSourceMaskForLocal"] forLocal: YES]; } if ([aDecoder containsValueForKey: @"NSDraggingSourceMaskForNonLocal"]) { [self setDraggingSourceOperationMask: [aDecoder decodeIntForKey: @"NSDraggingSourceMaskForNonLocal"] forLocal: NO]; } if ([aDecoder containsValueForKey: @"NSRowHeight"]) { [self setRowHeight: [aDecoder decodeFloatForKey: @"NSRowHeight"]]; } [(NSKeyedUnarchiver *)aDecoder setClass: [GSTableCornerView class] forClassName: @"_NSCornerView"]; if ([aDecoder containsValueForKey: @"NSCornerView"]) { NSView *aView = [aDecoder decodeObjectForKey: @"NSCornerView"]; [self setCornerView: aView]; [aView setHidden: NO]; } else { _cornerView = [GSTableCornerView new]; } if ([aDecoder containsValueForKey: @"NSHeaderView"]) { [self setHeaderView: [aDecoder decodeObjectForKey: @"NSHeaderView"]]; } if ([aDecoder containsValueForKey: @"NSTvFlags"]) { unsigned long flags = [aDecoder decodeIntForKey: @"NSTvFlags"]; GSTableViewFlags tableViewFlags; memcpy((void *)&tableViewFlags,(void *)&flags,sizeof(struct _tableViewFlags)); [self setAllowsColumnSelection: tableViewFlags.columnSelection]; [self setAllowsMultipleSelection: tableViewFlags.multipleSelection]; [self setAllowsEmptySelection: tableViewFlags.emptySelection]; [self setDrawsGrid: tableViewFlags.drawsGrid]; [self setAllowsColumnResizing: tableViewFlags.columnResizing]; [self setAllowsColumnReordering: tableViewFlags.columnOrdering]; } // get the table columns... columns = [aDecoder decodeObjectForKey: @"NSTableColumns"]; e = [columns objectEnumerator]; while ((col = [e nextObject]) != nil) { [self addTableColumn: col]; [col setTableView: self]; } _numberOfColumns = [columns count]; if (_numberOfColumns) _columnOrigins = NSZoneMalloc(NSDefaultMallocZone (), sizeof(float) * _numberOfColumns); [self tile]; } else { int version = [aDecoder versionForClassName: @"NSTableView"]; id aDelegate; [self _initDefaults]; _dataSource = [aDecoder decodeObject]; _tableColumns = RETAIN([aDecoder decodeObject]); _gridColor = RETAIN([aDecoder decodeObject]); _backgroundColor = RETAIN([aDecoder decodeObject]); _headerView = RETAIN([aDecoder decodeObject]); _cornerView = RETAIN([aDecoder decodeObject]); aDelegate = [aDecoder decodeObject]; _target = [aDecoder decodeObject]; [self setDelegate: aDelegate]; [_headerView setTableView: self]; [_tableColumns makeObjectsPerformSelector: @selector(setTableView:) withObject: self]; [aDecoder decodeValueOfObjCType: @encode(int) at: &_numberOfRows]; [aDecoder decodeValueOfObjCType: @encode(int) at: &_numberOfColumns]; [aDecoder decodeValueOfObjCType: @encode(BOOL) at: &_drawsGrid]; [aDecoder decodeValueOfObjCType: @encode(float) at: &_rowHeight]; [aDecoder decodeValueOfObjCType: @encode(SEL) at: &_doubleAction]; _intercellSpacing = [aDecoder decodeSize]; [aDecoder decodeValueOfObjCType: @encode(BOOL) at: &_allowsMultipleSelection]; [aDecoder decodeValueOfObjCType: @encode(BOOL) at: &_allowsEmptySelection]; [aDecoder decodeValueOfObjCType: @encode(BOOL) at: &_allowsColumnSelection]; [aDecoder decodeValueOfObjCType: @encode(BOOL) at: &_allowsColumnResizing]; if (version >= 3) { [aDecoder decodeValueOfObjCType: @encode(BOOL) at: &_allowsColumnReordering]; } if (version >= 2) { [aDecoder decodeValueOfObjCType: @encode(BOOL) at: &_autoresizesAllColumnsToFit]; } if (version >= 4) { [aDecoder decodeValueOfObjCType: @encode(BOOL) at: &_verticalMotionDrag]; } if (_numberOfColumns) _columnOrigins = NSZoneMalloc (NSDefaultMallocZone (), sizeof(float) * _numberOfColumns); if (version == 2) { [self tile]; } } return self; } - (void) updateCell: (NSCell*)aCell { int i, j; NSTableColumn *tb; if (aCell == nil) return; return; for (i = 0; i < _numberOfColumns; i++) { tb = [_tableColumns objectAtIndex: i]; if ([tb dataCellForRow: -1] == aCell) { [self setNeedsDisplayInRect: [self rectOfColumn: i]]; } else { NSRect columnRect = [self rectOfColumn: i]; NSRect rowRect; NSRect visibleRect = [self convertRect: [_super_view bounds] toView: self]; NSPoint top = NSMakePoint(NSMinX(visibleRect), NSMinY(visibleRect)); NSPoint bottom = NSMakePoint(NSMinX(visibleRect), NSMaxY(visibleRect)); int firstVisibleRow = [self rowAtPoint: top]; int lastVisibleRow = [self rowAtPoint: bottom]; if (firstVisibleRow == -1) firstVisibleRow = 0; if (lastVisibleRow == -1) lastVisibleRow = _numberOfColumns - 1; for (j = firstVisibleRow; j < lastVisibleRow; j++) { if ([tb dataCellForRow: j] == aCell) { rowRect = [self rectOfRow: j]; [self setNeedsDisplayInRect: NSIntersectionRect(columnRect, rowRect)]; } } } } } - (void) _userResizedTableColumn: (int)index width: (float)width { [[_tableColumns objectAtIndex: index] setWidth: width]; } - (float *) _columnOrigins { return _columnOrigins; } - (void) _mouseDownInHeaderOfTableColumn: (NSTableColumn *)tc { if ([_delegate respondsToSelector: @selector(tableView:mouseDownInHeaderOfTableColumn:)]) { [_delegate tableView: self mouseDownInHeaderOfTableColumn: tc]; } } - (void) _didClickTableColumn: (NSTableColumn *)tc { if ([_delegate respondsToSelector: @selector(tableView:didClickTableColumn:)]) { [_delegate tableView: self didClickTableColumn: tc]; } } - (void) _editNextCellAfterRow: (int) row inColumn: (int) column { if (++row >= _numberOfRows) row = 0; if ([self _shouldSelectRow: row]) { [self selectRowIndexes: [NSIndexSet indexSetWithIndex: row] byExtendingSelection: NO]; if ([self _isCellEditableColumn: column row:row]) { [self editColumn: column row: row withEvent: nil select: YES]; } } } -(BOOL) _editNextEditableCellAfterRow: (int)row column: (int)column { int i, j; if (row > -1) { // First look for cells in the same row for (j = column + 1; j < _numberOfColumns; j++) { if ([self _isCellEditableColumn: j row: row]) { [self editColumn: j row: row withEvent: nil select: YES]; return YES; } } } // Otherwise, make the big cycle. for (i = row + 1; i < _numberOfRows; i++) { for (j = 0; j < _numberOfColumns; j++) { if ([self _isCellEditableColumn: j row: i]) { // Need to select row to be able to edit it. [self selectRow: i byExtendingSelection: NO]; [self editColumn: j row: i withEvent: nil select: YES]; return YES; } } } // Should we loop around or not? #if 0 // Nothing found? Search in the rows before the current for (i = 0; i < row; i++) { for (j = 0; j < _numberOfColumns; j++) { if ([self _isCellEditableColumn: j row: i]) { // Need to select row to be able to edit it. [self selectRow: i byExtendingSelection: NO]; [self editColumn: j row: i withEvent: nil select: YES]; return YES; } } } // Still nothing? Look at the beginning of the current row if (row > -1) { // First look for cells in the same row for (j = 0; j < column; j++) { if ([self _isCellEditableColumn: j row: row]) { [self editColumn: j row: row withEvent: nil select: YES]; return YES; } } } #endif return NO; } -(BOOL) _editPreviousEditableCellBeforeRow: (int)row column: (int)column { int i, j; if (row > -1) { // First look for cells in the same row for (j = column - 1; j > -1; j--) { if ([self _isCellEditableColumn: j row: row]) { [self editColumn: j row: row withEvent: nil select: YES]; return YES; } } } // Otherwise, make the big cycle. for (i = row - 1; i > -1; i--) { for (j = _numberOfColumns - 1; j > -1; j--) { if ([self _isCellEditableColumn: j row: i]) { // Need to select row to be able to edit it. [self selectRow: i byExtendingSelection: NO]; [self editColumn: j row: i withEvent: nil select: YES]; return YES; } } } // Should we loop around or not? #if 0 // Nothing found? Search in the rows after the current for (i = _numberOfRows - 1; i > row; i--) { for (j = _numberOfColumns - 1; j > -1; j--) { if ([self _isCellEditableColumn: j row: i]) { // Need to select row to be able to edit it. [self selectRow: i byExtendingSelection: NO]; [self editColumn: j row: i withEvent: nil select: YES]; return YES; } } } // Still nothing? Look at the end of the current row if (row > -1) { // First look for cells in the same row for (j = _numberOfColumns - 1; j > column; j++) { if ([self _isCellEditableColumn: j row: row]) { [self editColumn: j row: row withEvent: nil select: YES]; return YES; } } } #endif return NO; } - (void) _autosaveTableColumns { if (_autosaveTableColumns && _autosaveName != nil) { NSUserDefaults *defaults; NSString *tableKey; NSMutableDictionary *config; NSTableColumn *column; id en; defaults = [NSUserDefaults standardUserDefaults]; tableKey = [NSString stringWithFormat: @"NSTableView Columns %@", _autosaveName]; config = [NSMutableDictionary new]; en = [[self tableColumns] objectEnumerator]; while ((column = [en nextObject]) != nil) { NSArray *array; NSNumber *width, *identNum; NSObject *ident; width = [NSNumber numberWithInt: [column width]]; ident = [column identifier]; identNum = [NSNumber numberWithInt: [self columnWithIdentifier: ident]]; array = [NSArray arrayWithObjects: width, identNum, nil]; [config setObject: array forKey: ident]; } [defaults setObject: config forKey: tableKey]; [defaults synchronize]; RELEASE (config); } } - (void) _autoloadTableColumns { if (_autosaveTableColumns && _autosaveName != nil) { NSUserDefaults *defaults; NSDictionary *config; NSString *tableKey; defaults = [NSUserDefaults standardUserDefaults]; tableKey = [NSString stringWithFormat: @"NSTableView Columns %@", _autosaveName]; config = [defaults objectForKey: tableKey]; if (config != nil) { NSEnumerator *en = [[config allKeys] objectEnumerator]; NSString *colKey; NSArray *colDesc; NSTableColumn *col; while ((colKey = [en nextObject]) != nil) { col = [self tableColumnWithIdentifier: colKey]; if (col != nil) { colDesc = [config objectForKey: colKey]; [col setWidth: [[colDesc objectAtIndex: 0] intValue]]; [self moveColumn: [self columnWithIdentifier: colKey] toColumn: [[colDesc objectAtIndex: 1] intValue]]; } } } } } - (void) superviewFrameChanged: (NSNotification*)aNotification { if (_autoresizesAllColumnsToFit == YES) { float visible_width = [self convertRect: [_super_view bounds] fromView: _super_view].size.width; float table_width = 0; if (_numberOfColumns > 0) { table_width = _columnOrigins[_numberOfColumns - 1] + [[_tableColumns objectAtIndex: _numberOfColumns - 1] width]; } /* NSLog(@"columnOrigins[0] %f", _columnOrigins[0]); NSLog(@"superview.bounds %@", NSStringFromRect([_super_view bounds])); NSLog(@"superview.frame %@", NSStringFromRect([_super_view frame])); NSLog(@"table_width %f", table_width); NSLog(@"width %f", visible_width); NSLog(@"_superview_width %f", _superview_width); */ if (table_width - _superview_width <= 0.001 && table_width - _superview_width >= -0.001) { // the last column had been sized to fit [self sizeToFit]; } else if (table_width <= _superview_width && table_width >= visible_width) { // the tableView was too small and is now too large [self sizeToFit]; } else if (table_width >= _superview_width && table_width <= visible_width) { // the tableView was too large and is now too small if (_numberOfColumns > 0) [self scrollColumnToVisible: 0]; [self sizeToFit]; } _superview_width = visible_width; } else { float visible_width = [self convertRect: [_super_view bounds] fromView: _super_view].size.width; float table_width = 0; if (_numberOfColumns > 0) { table_width = _columnOrigins[_numberOfColumns - 1] + [[_tableColumns objectAtIndex: _numberOfColumns - 1] width]; } /* NSLog(@"columnOrigins[0] %f", _columnOrigins[0]); NSLog(@"superview.bounds %@", NSStringFromRect([_super_view bounds])); NSLog(@"superview.frame %@", NSStringFromRect([_super_view frame])); NSLog(@"table_width %f", table_width); NSLog(@"width %f", visible_width); NSLog(@"_superview_width %f", _superview_width); */ if (table_width - _superview_width <= 0.001 && table_width - _superview_width >= -0.001) { // the last column had been sized to fit [self sizeLastColumnToFit]; } else if (table_width <= _superview_width && table_width >= visible_width) { // the tableView was too small and is now too large [self sizeLastColumnToFit]; } else if (table_width >= _superview_width && table_width <= visible_width) { // the tableView was too large and is now too small if (_numberOfColumns > 0) [self scrollColumnToVisible: 0]; [self sizeLastColumnToFit]; } _superview_width = visible_width; } [self setFrame:_frame]; } - (unsigned int) draggingSourceOperationMaskForLocal: (BOOL)isLocal { if (isLocal) { return _draggingSourceOperationMaskForLocal; } else { return _draggingSourceOperationMaskForRemote; } } - (void) setDraggingSourceOperationMask: (unsigned int)mask forLocal: (BOOL)isLocal { if (isLocal) { _draggingSourceOperationMaskForLocal = mask; } else { _draggingSourceOperationMaskForRemote = mask; } } - (NSDragOperation) draggingEntered: (id ) sender { currentDropRow = -1; currentDropOperation = -1; oldDropRow = -1; lastQuarterPosition = -1; oldDraggingRect = NSMakeRect(0.,0., 0., 0.); currentDragOperation = NSDragOperationAll; return currentDragOperation; } - (void) draggingExited: (id ) sender { [self setNeedsDisplayInRect: oldDraggingRect]; [self displayIfNeeded]; } - (NSDragOperation) draggingUpdated: (id ) sender { NSPoint p = [sender draggingLocation]; NSRect newRect; int row; int quarterPosition, positionInRow; int currentRow; unsigned dragOperation; p = [self convertPoint: p fromView: nil]; /* This is a crude method of scrolling the view while dragging so the user can drag to any cell even if it's not visible. Unfortunately we don't receive events when the drag is outside the view, so the pointer must still be in the view to drag. */ if (p.y < NSMinY([self visibleRect])+3) { currentRow = [self rowAtPoint: p] - 1; if (currentRow > 0) [self scrollRowToVisible: currentRow]; } else if (p.y > NSMaxY([self visibleRect])-3) { currentRow = [self rowAtPoint: p] + 1; if (currentRow < _numberOfRows) [self scrollRowToVisible: currentRow]; } positionInRow = (int)(p.y - _bounds.origin.y) % (int)_rowHeight; quarterPosition = (p.y - _bounds.origin.y) / _rowHeight * 4.; if ((quarterPosition - oldDropRow * 4 <= 2) && (quarterPosition - oldDropRow * 4 >= -3)) { row = oldDropRow; } else { row = (quarterPosition + 2) / 4; } // Are we in the two middle quarters of the row? Use TableViewDropOn if (positionInRow > _rowHeight/4 && positionInRow <= (3*_rowHeight)/4) { currentDropRow = (int)(p.y - _bounds.origin.y) / (int)_rowHeight; currentDropOperation = NSTableViewDropOn; } else // drop above { currentDropRow = row; currentDropOperation = NSTableViewDropAbove; } dragOperation = [sender draggingSourceOperationMask]; if ((lastQuarterPosition != quarterPosition) || (currentDragOperation != dragOperation)) { currentDragOperation = dragOperation; if ([_dataSource respondsToSelector: @selector(tableView:validateDrop:proposedRow:proposedDropOperation:)]) { currentDragOperation = [_dataSource tableView: self validateDrop: sender proposedRow: currentDropRow proposedDropOperation: currentDropOperation]; } lastQuarterPosition = quarterPosition; if ((currentDropRow != oldDropRow) || (currentDropOperation != oldDropOperation)) { [self lockFocus]; [self setNeedsDisplayInRect: oldDraggingRect]; [self displayIfNeeded]; [[NSColor darkGrayColor] set]; if (currentDropRow > _numberOfRows) { newRect = [self bounds]; NSFrameRectWithWidth(newRect, 2.0); oldDraggingRect = newRect; currentDropRow = _numberOfRows; } else if (currentDropOperation == NSTableViewDropAbove) { if (currentDropRow == 0) { newRect = NSMakeRect([self visibleRect].origin.x, currentDropRow * _rowHeight, [self visibleRect].size.width, 3); } else if (currentDropRow == _numberOfRows) { newRect = NSMakeRect([self visibleRect].origin.x, currentDropRow * _rowHeight - 2, [self visibleRect].size.width, 3); } else { newRect = NSMakeRect([self visibleRect].origin.x, currentDropRow * _rowHeight - 1, [self visibleRect].size.width, 3); } NSRectFill(newRect); oldDraggingRect = newRect; } else { newRect = [self frameOfCellAtColumn: 0 row: currentDropRow]; newRect.origin.x = _bounds.origin.x; newRect.size.width = _bounds.size.width + 2; newRect.origin.x -= _intercellSpacing.height / 2; newRect.size.height += _intercellSpacing.height; oldDraggingRect = newRect; oldDraggingRect.origin.y -= 1; oldDraggingRect.size.height += 2; newRect.size.height -= 1; newRect.origin.x += 3; newRect.size.width -= 3; if (_drawsGrid) { //newRect.origin.y += 1; //newRect.origin.x += 1; //newRect.size.width -= 2; newRect.size.height += 1; } else { } NSFrameRectWithWidth(newRect, 2.0); // NSRectFill(newRect); } [_window flushWindow]; [self unlockFocus]; oldDropRow = currentDropRow; oldDropOperation = currentDropOperation; } } return currentDragOperation; } - (BOOL) performDragOperation: (id)sender { if ([_dataSource respondsToSelector: @selector(tableView:acceptDrop:row:dropOperation:)]) { return [_dataSource tableView: self acceptDrop: sender row: currentDropRow dropOperation: currentDropOperation]; } else return NO; } - (BOOL) prepareForDragOperation: (id)sender { [self setNeedsDisplayInRect: oldDraggingRect]; [self displayIfNeeded]; return YES; } - (void) concludeDragOperation:(id )sender { } - (BOOL) canDragRowsWithIndexes: (NSIndexSet *)indexes atPoint: (NSPoint)point { return YES; } /* * sorting */ - (void) setSortDescriptors: (NSArray *)array { // FIXME } - (NSArray *)sortDescriptors { // FIXME return nil; } /* * User interface validation */ - (BOOL) validateUserInterfaceItem: (id )anItem { // FIXME return YES; } /* * (NotificationRequestMethods) */ - (void) _postSelectionIsChangingNotification { [nc postNotificationName: NSTableViewSelectionIsChangingNotification object: self]; } - (void) _postSelectionDidChangeNotification { [nc postNotificationName: NSTableViewSelectionDidChangeNotification object: self]; } - (void) _postColumnDidMoveNotificationWithOldIndex: (int) oldIndex newIndex: (int) newIndex { [nc postNotificationName: NSTableViewColumnDidMoveNotification object: self userInfo: [NSDictionary dictionaryWithObjectsAndKeys: [NSNumber numberWithInt: newIndex], @"NSNewColumn", [NSNumber numberWithInt: oldIndex], @"NSOldColumn", nil]]; } - (void) _postColumnDidResizeNotificationWithOldWidth: (float) oldWidth { [nc postNotificationName: NSTableViewColumnDidResizeNotification object: self userInfo: [NSDictionary dictionaryWithObjectsAndKeys: [NSNumber numberWithFloat: oldWidth], @"NSOldWidth", nil]]; } - (BOOL) _shouldSelectTableColumn: (NSTableColumn *)tableColumn { if ([_delegate respondsToSelector: @selector (tableView:shouldSelectTableColumn:)] == YES) { if ([_delegate tableView: self shouldSelectTableColumn: tableColumn] == NO) { return NO; } } return YES; } - (BOOL) _shouldSelectRow: (int)rowIndex { if ([_delegate respondsToSelector: @selector (tableView:shouldSelectRow:)] == YES) { if ([_delegate tableView: self shouldSelectRow: rowIndex] == NO) { return NO; } } return YES; } - (BOOL) _shouldSelectionChange { if ([_delegate respondsToSelector: @selector (selectionShouldChangeInTableView:)] == YES) { if ([_delegate selectionShouldChangeInTableView: self] == NO) { return NO; } } return YES; } - (BOOL) _shouldEditTableColumn: (NSTableColumn *)tableColumn row: (int) rowIndex { if ([_delegate respondsToSelector: @selector(tableView:shouldEditTableColumn:row:)]) { return [_delegate tableView: self shouldEditTableColumn: tableColumn row: rowIndex]; } return YES; } - (BOOL) _isCellEditableColumn: (int) columnIndex row: (int) rowIndex { NSTableColumn *tableColumn; tableColumn = [_tableColumns objectAtIndex: columnIndex]; // If the column is editable, the cell always is if ([tableColumn isEditable]) { // otherwise ask the delegate, if any. return [self _shouldEditTableColumn: tableColumn row: rowIndex]; } return NO; } - (void) _willDisplayCell: (NSCell*)cell forTableColumn: (NSTableColumn *)tb row: (int)index { if (_del_responds) { [_delegate tableView: self willDisplayCell: cell forTableColumn: tb row: index]; } } - (id) _objectValueForTableColumn: (NSTableColumn *)tb row: (int) index { id result = nil; if ([_dataSource respondsToSelector: @selector(tableView:objectValueForTableColumn:row:)]) { result = [_dataSource tableView: self objectValueForTableColumn: tb row: index]; } return result; } - (void) _setObjectValue: (id)value forTableColumn: (NSTableColumn *)tb row: (int) index { if ([_dataSource respondsToSelector: @selector(tableView:setObjectValue:forTableColumn:row:)]) { [_dataSource tableView: self setObjectValue: value forTableColumn: tb row: index]; } } /* Quasi private method called on self from -noteNumberOfRowsChanged * implemented in NSTableView and subclasses * by default returns the DataSource's -numberOfRowsInTableView: */ - (int) _numRows { return [_dataSource numberOfRowsInTableView:self]; } - (BOOL) _isDraggingSource { return [_dataSource respondsToSelector: @selector(tableView:writeRows:toPasteboard:)] || [_dataSource respondsToSelector: @selector(tableView:writeRowsWithIndexes:toPasteboard:)]; } - (BOOL) _writeRows: (NSIndexSet *)rows toPasteboard: (NSPasteboard *)pboard { if ([_dataSource respondsToSelector: @selector(tableView:writeRowsWithIndexes:toPasteboard:)] == YES) { return [_dataSource tableView: self writeRowsWithIndexes: rows toPasteboard: pboard]; } else if ([_dataSource respondsToSelector: @selector(tableView:writeRows:toPasteboard:)] == YES) { NSArray *rowArray; rowArray = [self _indexSetToArray: rows]; return [_dataSource tableView: self writeRows: rowArray toPasteboard: pboard]; } return NO; } @end /* implementation of NSTableView */ @implementation NSTableView (SelectionHelper) - (void) _setSelectingColumns: (BOOL)flag { if (flag == _selectingColumns) return; if (flag == NO) { [self _unselectAllColumns]; _selectingColumns = NO; } else { [self _unselectAllRows]; _selectingColumns = YES; } } - (NSArray *) _indexSetToArray: (NSIndexSet*)indexSet { NSMutableArray *array = [NSMutableArray array]; unsigned int index = [indexSet firstIndex]; while (index != NSNotFound) { NSNumber *num = [NSNumber numberWithInt: index]; [array addObject: num]; index = [indexSet indexGreaterThanIndex: index]; } return array; } - (NSArray *) _selectedRowArray { return [self _indexSetToArray: _selectedRows]; } - (BOOL) _selectRow: (int)rowIndex { if (![self _shouldSelectRow: rowIndex]) { return NO; } [self setNeedsDisplayInRect: [self rectOfRow: rowIndex]]; [_selectedRows addIndex: rowIndex]; _selectedRow = rowIndex; return YES; } - (BOOL) _selectUnselectedRow: (int)rowIndex { if ([_selectedRows containsIndex: rowIndex]) { return NO; } [self setNeedsDisplayInRect: [self rectOfRow: rowIndex]]; [_selectedRows addIndex: rowIndex]; _selectedRow = rowIndex; return YES; } - (BOOL) _unselectRow: (int)rowIndex { if (![_selectedRows containsIndex: rowIndex]) { return NO; } [self setNeedsDisplayInRect: [self rectOfRow: rowIndex]]; [_selectedRows removeIndex: rowIndex]; if (_selectedRow == rowIndex) { _selectedRow = -1; } return YES; } - (void) _unselectAllRows { /* Compute rect to redraw to clear the old row selection */ unsigned int row = [_selectedRows firstIndex]; while (row != NSNotFound) { [self setNeedsDisplayInRect: [self rectOfRow: row]]; row = [_selectedRows indexGreaterThanIndex: row]; } [_selectedRows removeAllIndexes]; _selectedRow = -1; } - (NSArray *) _selectedColumArray { return [self _indexSetToArray: _selectedColumns]; } - (void) _unselectAllColumns { /* Compute rect to redraw to clear the old column selection */ unsigned int column = [_selectedColumns firstIndex]; while (column != NSNotFound) { [self setNeedsDisplayInRect: [self rectOfColumn: column]]; if (_headerView) { [_headerView setNeedsDisplayInRect: [_headerView headerRectOfColumn: column]]; } column = [_selectedColumns indexGreaterThanIndex: column]; } [_selectedColumns removeAllIndexes]; _selectedColumn = -1; } @end