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https://github.com/gnustep/libs-gui.git
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Initial changes for NSOutlineView view-based support
This commit is contained in:
Gregory John Casamento
parent
d99f82896b
commit
f71ee8641b
4 changed files with 168 additions and 131 deletions
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@ -1350,6 +1350,14 @@ APPKIT_EXPORT_CLASS
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clipRect: (NSRect)clipRect
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inView: (NSView *)view;
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- (void) drawOutlineViewRow: (NSInteger)rowIndex
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clipRect: (NSRect)clipRect
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inView: (NSView *)view;
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- (void) drawOutlineCellViewRow: (NSInteger)rowIndex
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clipRect: (NSRect)clipRect
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inView: (NSView *)view;
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- (void) drawBoxInClipRect: (NSRect)clipRect
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boxType: (NSBoxType)boxType
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borderType: (NSBorderType)borderType
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@ -45,6 +45,7 @@
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#import "AppKit/NSImage.h"
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#import "AppKit/NSMenuView.h"
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#import "AppKit/NSMenuItemCell.h"
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#import "AppKit/NSOutlineView.h"
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#import "AppKit/NSParagraphStyle.h"
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#import "AppKit/NSPopUpButtonCell.h"
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#import "AppKit/NSProgressIndicator.h"
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@ -64,6 +65,7 @@
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#import "AppKit/NSPathCell.h"
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#import "AppKit/NSPathControl.h"
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#import "AppKit/NSPathComponentCell.h"
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#import "GNUstepGUI/GSToolbarView.h"
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#import "GNUstepGUI/GSTitleView.h"
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@ -3578,6 +3580,159 @@ static NSDictionary *titleTextAttributes[3] = {nil, nil, nil};
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}
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}
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- (void) drawOutlineViewRow: (NSInteger)rowIndex
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clipRect: (NSRect)clipRect
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inView: (NSView *)view
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{
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NSOutlineView *outlineView = (NSOutlineView *)view;
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NSInteger numberOfColumns = [outlineView numberOfColumns];
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CGFloat *columnOrigins = [outlineView _columnOrigins];
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NSInteger editedRow = [outlineView editedRow];
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NSInteger editedColumn = [outlineView editedColumn];
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NSArray *tableColumns = [outlineView tableColumns];
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CGFloat indentationPerLevel = [outlineView indentationPerLevel];
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NSInteger numberOfRows = [outlineView numberOfRows];
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NSInteger startingColumn;
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NSInteger endingColumn;
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NSRect drawingRect;
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NSCell *imageCell = nil;
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NSRect imageRect;
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NSInteger i;
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CGFloat x_pos;
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id dataSource = [outlineView dataSource];
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id delegate = [outlineView delegate];
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NSTableColumn *outlineTableColumn = [outlineView outlineTableColumn];
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if (dataSource == nil)
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{
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return;
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}
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/* Using columnAtPoint: here would make it called twice per row per drawn
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rect - so we avoid it and do it natively */
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if (rowIndex >= numberOfRows)
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{
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return;
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}
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/* Determine starting column as fast as possible */
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x_pos = NSMinX (clipRect);
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i = 0;
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while ((i < numberOfColumns) && (x_pos > columnOrigins[i]))
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{
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i++;
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}
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startingColumn = (i - 1);
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if (startingColumn == -1)
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startingColumn = 0;
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/* Determine ending column as fast as possible */
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x_pos = NSMaxX (clipRect);
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// Nota Bene: we do *not* reset i
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while ((i < numberOfColumns) && (x_pos > columnOrigins[i]))
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{
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i++;
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}
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endingColumn = (i - 1);
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if (endingColumn == -1)
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endingColumn = numberOfColumns - 1;
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/* Draw the row between startingColumn and endingColumn */
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for (i = startingColumn; i <= endingColumn; i++)
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{
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id item = [outlineView itemAtRow: rowIndex];
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NSTableColumn *tb = [tableColumns objectAtIndex: i];
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NSCell *cell = [outlineView preparedCellAtColumn: i row: rowIndex];
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[outlineView _willDisplayCell: cell
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forTableColumn: tb
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row: rowIndex];
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if (i == editedColumn && rowIndex == editedRow)
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{
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[cell _setInEditing: YES];
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[cell setShowsFirstResponder: YES];
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}
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else
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{
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[cell setObjectValue: [dataSource outlineView: outlineView
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objectValueForTableColumn: tb
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byItem: item]];
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}
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drawingRect = [outlineView frameOfCellAtColumn: i
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row: rowIndex];
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if (tb == outlineTableColumn)
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{
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NSImage *image = nil;
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NSInteger level = 0;
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CGFloat indentationFactor = 0.0;
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// display the correct arrow...
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if ([outlineView isItemExpanded: item])
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{
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image = [NSImage imageNamed: @"common_ArrowDownH"];
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}
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else
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{
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image = [NSImage imageNamed: @"common_ArrowRightH"];
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}
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if (![outlineView isExpandable: item])
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{
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image = [[NSImage alloc] initWithSize: NSMakeSize(14.0,14.0)]; // revisit this.. memory leak
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}
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level = [outlineView levelForItem: item];
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indentationFactor = indentationPerLevel * level;
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imageCell = [[NSCell alloc] initImageCell: image];
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imageRect = [outlineView frameOfOutlineCellAtRow: rowIndex];
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if ([delegate respondsToSelector: @selector(outlineView:willDisplayOutlineCell:forTableColumn:item:)])
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{
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[delegate outlineView: outlineView
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willDisplayOutlineCell: imageCell
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forTableColumn: tb
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item: item];
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}
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/* Do not indent if the delegate set the image to nil. */
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if ([imageCell image])
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{
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imageRect.size.width = [image size].width;
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imageRect.size.height = [image size].height;
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[imageCell drawWithFrame: imageRect inView: outlineView];
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drawingRect.origin.x
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+= indentationFactor + imageRect.size.width + 5;
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drawingRect.size.width
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-= indentationFactor + imageRect.size.width + 5;
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}
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else
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{
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drawingRect.origin.x += indentationFactor;
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drawingRect.size.width -= indentationFactor;
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}
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RELEASE(imageCell);
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}
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[cell drawWithFrame: drawingRect inView: outlineView];
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if (i == editedColumn && rowIndex == editedRow)
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{
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[cell _setInEditing: NO];
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[cell setShowsFirstResponder: NO];
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}
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}
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}
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- (void) drawOutlineCellViewRow: (NSInteger)rowIndex
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clipRect: (NSRect)clipRect
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inView: (NSView *)view
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{
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}
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- (void) drawBoxInClipRect: (NSRect)clipRect
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boxType: (NSBoxType)boxType
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borderType: (NSBorderType)borderType
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@ -62,6 +62,7 @@
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#import "AppKit/NSTextFieldCell.h"
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#import "AppKit/NSWindow.h"
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#import "GNUstepGUI/GSTheme.h"
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#import "GSGuiPrivate.h"
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#include <math.h>
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@ -922,137 +923,9 @@ static NSImage *unexpandable = nil;
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*/
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- (void) drawRow: (NSInteger)rowIndex clipRect: (NSRect)aRect
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{
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NSInteger startingColumn;
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NSInteger endingColumn;
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NSRect drawingRect;
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NSCell *imageCell = nil;
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NSRect imageRect;
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NSInteger i;
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CGFloat x_pos;
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if (_dataSource == nil)
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{
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return;
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}
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/* Using columnAtPoint: here would make it called twice per row per drawn
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rect - so we avoid it and do it natively */
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if (rowIndex >= _numberOfRows)
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{
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return;
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}
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/* Determine starting column as fast as possible */
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x_pos = NSMinX (aRect);
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i = 0;
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while ((i < _numberOfColumns) && (x_pos > _columnOrigins[i]))
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{
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i++;
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}
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startingColumn = (i - 1);
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if (startingColumn == -1)
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startingColumn = 0;
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/* Determine ending column as fast as possible */
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x_pos = NSMaxX (aRect);
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// Nota Bene: we do *not* reset i
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while ((i < _numberOfColumns) && (x_pos > _columnOrigins[i]))
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{
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i++;
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}
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endingColumn = (i - 1);
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if (endingColumn == -1)
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endingColumn = _numberOfColumns - 1;
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/* Draw the row between startingColumn and endingColumn */
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for (i = startingColumn; i <= endingColumn; i++)
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{
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id item = [self itemAtRow: rowIndex];
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NSTableColumn *tb = [_tableColumns objectAtIndex: i];
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NSCell *cell = [self preparedCellAtColumn: i row: rowIndex];
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[self _willDisplayCell: cell
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forTableColumn: tb
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row: rowIndex];
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if (i == _editedColumn && rowIndex == _editedRow)
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{
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[cell _setInEditing: YES];
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[cell setShowsFirstResponder: YES];
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}
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else
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{
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[cell setObjectValue: [_dataSource outlineView: self
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objectValueForTableColumn: tb
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byItem: item]];
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}
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drawingRect = [self frameOfCellAtColumn: i
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row: rowIndex];
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if (tb == _outlineTableColumn)
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{
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NSImage *image = nil;
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NSInteger level = 0;
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CGFloat indentationFactor = 0.0;
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// float originalWidth = drawingRect.size.width;
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// display the correct arrow...
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if ([self isItemExpanded: item])
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{
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image = expanded;
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}
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else
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{
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image = collapsed;
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}
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if (![self isExpandable: item])
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{
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image = unexpandable;
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}
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level = [self levelForItem: item];
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indentationFactor = _indentationPerLevel * level;
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imageCell = [[NSCell alloc] initImageCell: image];
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imageRect = [self frameOfOutlineCellAtRow: rowIndex];
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if ([_delegate respondsToSelector: @selector(outlineView:willDisplayOutlineCell:forTableColumn:item:)])
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{
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[_delegate outlineView: self
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willDisplayOutlineCell: imageCell
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forTableColumn: tb
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item: item];
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}
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/* Do not indent if the delegate set the image to nil. */
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if ([imageCell image])
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{
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imageRect.size.width = [image size].width;
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imageRect.size.height = [image size].height;
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[imageCell drawWithFrame: imageRect inView: self];
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drawingRect.origin.x
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+= indentationFactor + imageRect.size.width + 5;
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drawingRect.size.width
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-= indentationFactor + imageRect.size.width + 5;
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}
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else
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{
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drawingRect.origin.x += indentationFactor;
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drawingRect.size.width -= indentationFactor;
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}
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RELEASE(imageCell);
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}
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[cell drawWithFrame: drawingRect inView: self];
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if (i == _editedColumn && rowIndex == _editedRow)
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{
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[cell _setInEditing: NO];
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[cell setShowsFirstResponder: NO];
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}
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}
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[[GSTheme theme] drawOutlineViewRow: rowIndex
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clipRect: aRect
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inView: self];
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}
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- (void) drawRect: (NSRect)aRect
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@ -66,6 +66,7 @@
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#import "AppKit/NSPasteboard.h"
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#import "AppKit/NSDragging.h"
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#import "AppKit/NSCustomImageRep.h"
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#import "GNUstepGUI/GSTheme.h"
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#import "GSBindingHelpers.h"
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