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NSStepperCell class : first implementation
git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/gui/trunk@10733 72102866-910b-0410-8b05-ffd578937521
This commit is contained in:
Pierre-Yves Rivaille
parent
ab5209f426
commit
f17d36556d
2 changed files with 473 additions and 0 deletions
78
Headers/gnustep/gui/NSStepperCell.h
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78
Headers/gnustep/gui/NSStepperCell.h
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/*
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NSStepperCell.h
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Copyright (C) 2001 Free Software Foundation, Inc.
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Author: Pierre-Yves Rivaille <pyrivail@ens-lyon.fr>
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Date: 2001
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This file is part of the GNUstep GUI Library.
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public
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License as published by the Free Software Foundation; either
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version 2 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with this library; see the file COPYING.LIB.
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If not, write to the Free Software Foundation,
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59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#ifndef _GNUstep_H_NSStepperCell
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#define _GNUstep_H_NSStepperCell
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#include <AppKit/NSActionCell.h>
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@interface NSStepperCell : NSActionCell <NSCoding>
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{
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// Think of the following ones as of two BOOL ivars
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#define _autorepeat _cell.subclass_bool_one
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#define _valueWraps _cell.subclass_bool_two
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double _maxValue;
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double _minValue;
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double _increment;
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BOOL highlightUp;
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BOOL highlightDown;
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}
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- (double)maxValue;
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- (void)setMaxValue: (double)maxValue;
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- (double)minValue;
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- (void)setMinValue: (double)minValue;
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- (double)increment;
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- (void)setIncrement: (double)increment;
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- (BOOL)autorepeat;
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- (void)setAutorepeat: (BOOL)autorepeat;
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- (BOOL)valueWraps;
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- (void)setValueWraps: (BOOL)valueWraps;
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//
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// NSCoding protocol
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//
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- (void)encodeWithCoder:aCoder;
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- initWithCoder:aDecoder;
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@end
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@interface NSStepperCell (Private)
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- (void) highlight: (BOOL) highlight
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upButton: (BOOL) upButton
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withFrame: (NSRect) frame
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inView: (NSView*) controlView;
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- (NSRect)upButtonRectWithFrame: (NSRect) frame;
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- (NSRect)downButtonRectWithFrame: (NSRect) frame;
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- (void)_drawText: (NSRect)aRect;
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@end
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#endif // _GNUstep_H_NSStepperCell
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395
Source/NSStepperCell.m
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395
Source/NSStepperCell.m
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/*
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NSStepperCell.m
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Copyright (C) 2001 Free Software Foundation, Inc.
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Author: Pierre-Yves Rivaille <pyrivail@ens-lyon.fr>
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Date: 2001
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This file is part of the GNUstep GUI Library.
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public
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License as published by the Free Software Foundation; either
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version 2 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with this library; see the file COPYING.LIB.
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If not, write to the Free Software Foundation,
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59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#include <gnustep/gui/config.h>
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#include <AppKit/NSGraphicsContext.h>
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#include <AppKit/NSColor.h>
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#include <AppKit/DPSOperators.h>
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#include <AppKit/PSOperators.h>
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#include <AppKit/NSFont.h>
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#include <AppKit/NSGraphics.h>
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#include <AppKit/NSStepperCell.h>
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#include <AppKit/NSText.h>
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@implementation NSStepperCell
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+ (void) initialize
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{
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if (self == [NSStepperCell class])
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{
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[self setVersion: 1];
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}
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}
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//
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// Initialization
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//
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- (id) init
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{
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[self initTextCell: @"0"];
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[super setAlignment: NSRightTextAlignment];
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[super setWraps: NO];
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_autorepeat = YES;
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_valueWraps = YES;
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_maxValue = 59;
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_minValue = 0;
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_increment = 1;
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highlightUp = NO;
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highlightDown = NO;
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return self;
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}
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- (id) initTextCell: (NSString *)aString
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{
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[super initTextCell: aString];
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return self;
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}
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- (double) maxValue
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{
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return _maxValue;
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}
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- (void) setMaxValue: (double)newMaxValue
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{
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_maxValue = newMaxValue;
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}
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- (double) minValue
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{
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return _minValue;
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}
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- (void) setMinValue: (double)newMinValue
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{
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_minValue = newMinValue;
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}
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- (double) increment
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{
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return _increment;
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}
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- (void) setIncrement: (double)newIncrement
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{
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_increment = newIncrement;
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}
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- (BOOL)autorepeat
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{
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return _autorepeat;
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}
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- (void)setAutorepeat: (BOOL)newAutorepeat
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{
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_autorepeat = newAutorepeat;
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}
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- (BOOL)valueWraps
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{
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return _valueWraps;
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}
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- (void)setValueWraps: (BOOL)newValueWraps
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{
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_valueWraps = newValueWraps;
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}
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- (void) dealloc
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{
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[super dealloc];
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}
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- (id) copyWithZone: (NSZone*)zone
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{
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NSStepperCell *c = [super copyWithZone: zone];
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return c;
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}
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inline void DrawUpButton(NSRect aRect)
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{
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NSRectEdge up_sides[] = {NSMinXEdge, NSMaxYEdge,
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NSMaxXEdge, NSMinYEdge};
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float grays[] = {NSWhite, NSWhite,
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NSDarkGray, NSDarkGray};
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NSRect rect;
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NSGraphicsContext *ctxt;
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ctxt = GSCurrentContext();
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rect = NSDrawTiledRects(aRect, NSZeroRect,
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up_sides, grays, 4);
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DPSsetgray(ctxt, NSLightGray);
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DPSrectfill(ctxt, NSMinX(rect), NSMinY(rect),
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NSWidth(rect), NSHeight(rect));
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PSsetgray(NSDarkGray);
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PSmoveto(NSMaxX(aRect) - 5, NSMinY(aRect) + 3);
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PSlineto(NSMaxX(aRect) - 8, NSMinY(aRect) + 9);
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PSstroke();
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PSsetgray(NSBlack);
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PSmoveto(NSMaxX(aRect) - 8, NSMinY(aRect) + 9);
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PSlineto(NSMaxX(aRect) - 11, NSMinY(aRect) + 4);
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PSstroke();
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PSsetgray(NSWhite);
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PSmoveto(NSMaxX(aRect) - 11, NSMinY(aRect) + 3);
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PSlineto(NSMaxX(aRect) - 5, NSMinY(aRect) + 3);
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PSstroke();
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}
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inline void HighlightUpButton(NSRect aRect)
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{
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NSRectEdge up_sides[] = {NSMinXEdge, NSMaxYEdge,
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NSMaxXEdge, NSMinYEdge};
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float grays[] = {NSWhite, NSWhite,
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NSDarkGray, NSDarkGray};
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NSRect rect;
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NSGraphicsContext *ctxt;
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ctxt = GSCurrentContext();
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rect = NSDrawTiledRects(aRect, NSZeroRect,
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up_sides, grays, 4);
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DPSsetgray(ctxt, NSWhite);
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DPSrectfill(ctxt, NSMinX(rect), NSMinY(rect),
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NSWidth(rect), NSHeight(rect));
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PSsetgray(NSLightGray);
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PSmoveto(NSMaxX(aRect) - 5, NSMinY(aRect) + 3);
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PSlineto(NSMaxX(aRect) - 8, NSMinY(aRect) + 9);
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PSstroke();
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PSsetgray(NSBlack);
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PSmoveto(NSMaxX(aRect) - 8, NSMinY(aRect) + 9);
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PSlineto(NSMaxX(aRect) - 11, NSMinY(aRect) + 4);
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PSstroke();
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PSsetgray(NSLightGray);
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PSmoveto(NSMaxX(aRect) - 11, NSMinY(aRect) + 3);
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PSlineto(NSMaxX(aRect) - 5, NSMinY(aRect) + 3);
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PSstroke();
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}
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inline void DrawDownButton(NSRect aRect)
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{
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NSRectEdge up_sides[] = {NSMinXEdge, NSMaxYEdge,
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NSMaxXEdge, NSMinYEdge};
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float grays[] = {NSWhite, NSWhite,
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NSDarkGray, NSDarkGray};
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NSRect rect;
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NSGraphicsContext *ctxt;
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ctxt = GSCurrentContext();
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rect = NSDrawTiledRects(aRect, NSZeroRect,
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up_sides, grays, 4);
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DPSsetgray(ctxt, NSLightGray);
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DPSrectfill(ctxt, NSMinX(rect), NSMinY(rect),
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NSWidth(rect), NSHeight(rect));
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PSsetlinewidth(1.0);
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PSsetgray(NSDarkGray);
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PSmoveto(NSMinX(aRect) + 4, NSMaxY(aRect) - 3);
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PSlineto(NSMinX(aRect) + 7, NSMaxY(aRect) - 8);
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PSstroke();
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PSsetgray(NSWhite);
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PSmoveto(NSMinX(aRect) + 7, NSMaxY(aRect) - 8);
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PSlineto(NSMinX(aRect) + 10, NSMaxY(aRect) - 3);
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PSstroke();
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PSsetgray(NSBlack);
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PSmoveto(NSMinX(aRect) + 10, NSMaxY(aRect) - 2);
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PSlineto(NSMinX(aRect) + 4, NSMaxY(aRect) - 2);
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PSstroke();
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}
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inline void HighlightDownButton(NSRect aRect)
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{
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NSRectEdge up_sides[] = {NSMinXEdge, NSMaxYEdge,
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NSMaxXEdge, NSMinYEdge};
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float grays[] = {NSWhite, NSWhite,
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NSDarkGray, NSDarkGray};
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NSRect rect;
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NSGraphicsContext *ctxt;
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ctxt = GSCurrentContext();
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rect = NSDrawTiledRects(aRect, NSZeroRect,
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up_sides, grays, 4);
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DPSsetgray(ctxt, NSWhite);
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DPSrectfill(ctxt, NSMinX(rect), NSMinY(rect),
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NSWidth(rect), NSHeight(rect));
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PSsetlinewidth(1.0);
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PSsetgray(NSLightGray);
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PSmoveto(NSMinX(aRect) + 4, NSMaxY(aRect) - 3);
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PSlineto(NSMinX(aRect) + 7, NSMaxY(aRect) - 8);
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PSstroke();
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PSsetgray(NSLightGray);
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PSmoveto(NSMinX(aRect) + 7, NSMaxY(aRect) - 8);
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PSlineto(NSMinX(aRect) + 10, NSMaxY(aRect) - 3);
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PSstroke();
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PSsetgray(NSBlack);
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PSmoveto(NSMinX(aRect) + 10, NSMaxY(aRect) - 2);
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PSlineto(NSMinX(aRect) + 4, NSMaxY(aRect) - 2);
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PSstroke();
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}
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- (void)_drawText: (NSRect)aRect
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{
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NSDrawWhiteBezel(aRect, NSZeroRect);
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aRect.size.width -= 6;
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aRect.size.height -= 4;
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aRect.origin.x += 3;
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aRect.origin.y += 2;
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[super _drawText: _contents inFrame: aRect];
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}
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- (void) drawInteriorWithFrame: (NSRect)cellFrame
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inView: (NSView*)controlView
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{
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NSRect textFrame;
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NSRect upRect;
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NSRect downRect;
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NSRect twoButtons;
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NSGraphicsContext *ctxt;
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[controlView lockFocus];
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ctxt = GSCurrentContext();
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textFrame = cellFrame;
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textFrame.origin.y ++;
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textFrame.size.height -= 2;
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textFrame.size.width -= 18;
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{
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upRect = [self upButtonRectWithFrame: cellFrame];
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downRect = [self downButtonRectWithFrame: cellFrame];
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twoButtons = downRect;
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twoButtons.origin.y--;
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twoButtons.size.width++;
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twoButtons.size.height = 23;
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if (highlightUp)
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HighlightUpButton(upRect);
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else
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DrawUpButton(upRect);
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if (highlightDown)
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HighlightDownButton(downRect);
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else
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DrawDownButton(downRect);
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{
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NSRectEdge up_sides[] = {NSMaxXEdge, NSMinYEdge};
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float grays[] = {NSBlack, NSBlack};
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NSDrawTiledRects(twoButtons, NSZeroRect,
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up_sides, grays, 2);
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}
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}
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[self _drawText: textFrame];
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[controlView unlockFocus];
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}
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- (void) highlight: (BOOL) highlight
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upButton: (BOOL) upButton
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withFrame: (NSRect) frame
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inView: (NSView*) controlView
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{
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NSRect upRect;
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NSRect downRect;
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NSGraphicsContext *ctxt;
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[controlView lockFocus];
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ctxt = GSCurrentContext();
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{
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upRect = [self upButtonRectWithFrame: frame];
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downRect = [self downButtonRectWithFrame: frame];
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if (upButton)
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{
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highlightUp = highlight;
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if (highlightUp)
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HighlightUpButton(upRect);
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else
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DrawUpButton(upRect);
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}
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else
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{
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highlightDown = highlight;
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if (highlightDown)
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HighlightDownButton(downRect);
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else
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DrawDownButton(downRect);
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}
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}
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[controlView unlockFocus];
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}
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- (NSRect) upButtonRectWithFrame: (NSRect) frame
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{
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NSRect upRect;
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upRect.size.width = 15;
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upRect.size.height = 11;
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upRect.origin.x = NSMaxX(frame) - 16;
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upRect.origin.y = NSMinY(frame) + ((int) frame.size.height / 2) + 1;
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return upRect;
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}
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- (NSRect) downButtonRectWithFrame: (NSRect) frame
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{
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NSRect downRect;
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downRect.size.width = 15;
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downRect.size.height = 11;
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downRect.origin.x = NSMaxX(frame) - 16;
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downRect.origin.y = NSMinY(frame) +
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((int) frame.size.height / 2) - 10;
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return downRect;
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}
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//
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// NSCoding protocol
|
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//
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- (void) encodeWithCoder: (NSCoder*)aCoder
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{
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BOOL tmp1, tmp2;
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[super encodeWithCoder: aCoder];
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tmp1 = _autorepeat;
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tmp2 = _valueWraps;
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[aCoder encodeValuesOfObjCTypes: "dddii",
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&_maxValue, &_minValue, &_increment, &tmp1, &tmp2];
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}
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- (id) initWithCoder: (NSCoder*)aDecoder
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{
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BOOL tmp1, tmp2;
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[super initWithCoder: aDecoder];
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[aDecoder decodeValuesOfObjCTypes: "dddii",
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&_maxValue, &_minValue, &_increment, &tmp1, &tmp2];
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_autorepeat = tmp1;
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_valueWraps = tmp2;
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return self;
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}
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@end
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