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Handle flipped views

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git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/gui/trunk@3709 72102866-910b-0410-8b05-ffd578937521
This commit is contained in:
richard 1999-02-15 12:50:49 +00:00
parent 3d0220da1f
commit d0d0502814
5 changed files with 319 additions and 36 deletions
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173
Source/NSButtonCell.m
View file

@ -42,6 +42,7 @@
#include <AppKit/NSApplication.h>
#include <AppKit/NSFont.h>
#include <AppKit/NSImage.h>
#include <AppKit/NSColor.h>
@ -121,10 +122,11 @@
- (void)setAlternateTitle:(NSString *)aString
{
NSString* _string = [aString copy];
NSString* _string = [aString copy];
ASSIGN(altContents, _string);
[self setState:[self state]]; // update our state
ASSIGN(altContents, _string);
[_string release];
[self setState:[self state]]; // update our state
}
//
@ -300,11 +302,174 @@ NSString* _string = [aString copy];
//
// Displaying
//
- (NSColor *)textColor
{
if (([self state] && ([self showsStateBy] & NSChangeGrayCellMask))
|| ([self isHighlighted] && ([self highlightsBy] & NSChangeGrayCellMask)))
return [NSColor lightGrayColor];
return [NSColor blackColor];
}
- (void)drawWithFrame:(NSRect)cellFrame inView:(NSView *)controlView
{
control_view = controlView; // Save last view cell was drawn to
float backgroundGray = NSLightGray;
// do nothing if cell's frame rect is zero
if (NSIsEmptyRect(cellFrame))
return;
PSgsave ();
//fprintf(stderr,"XRButtonCell drawWithFrame \n");
// Save last view drawn to
[self setControlView: controlView];
// determine the background color
if ([self state])
{
if ( [self showsStateBy]
& (NSChangeGrayCellMask | NSChangeBackgroundCellMask) )
backgroundGray = NSWhite;
}
if ([self isHighlighted])
{
if ( [self highlightsBy]
& (NSChangeGrayCellMask | NSChangeBackgroundCellMask) )
backgroundGray = NSWhite;
}
// set cell's background color
[[NSColor colorWithCalibratedWhite:backgroundGray alpha:1.0] set];
NSRectFill(cellFrame);
// draw the border if needed
if ([self isBordered])
{
if ([self isHighlighted] && ([self highlightsBy] & NSPushInCellMask))
{
NSDrawGrayBezel (cellFrame, cellFrame);
cellFrame = NSInsetRect (cellFrame, 2, 2);
}
else
{
NSDrawButton (cellFrame, cellFrame);
cellFrame = NSInsetRect (cellFrame, 2, 2);
}
}
// NSRectClip (cellFrame);
[self drawInteriorWithFrame: cellFrame inView: controlView];
PSgrestore ();
}
- (void)drawInteriorWithFrame: (NSRect)cellFrame inView: (NSView *)controlView
{
BOOL showAlternate = NO;
unsigned int mask;
NSImage *imageToDisplay;
NSString *titleToDisplay;
NSSize imageSize = {0, 0};
NSRect rect;
cellFrame = NSInsetRect (cellFrame, xDist, yDist);
// Determine the image and the title that will be
// displayed. If the NSContentsCellMask is set the
// image and title are swapped only if state is 1 or
// if highlighting is set (when a button is pushed it's
// content is changed to the face of reversed state).
if ([self isHighlighted])
mask = [self highlightsBy];
else
mask = [self showsStateBy];
if (mask & NSContentsCellMask)
showAlternate = [self state];
if (showAlternate || [self isHighlighted])
{
imageToDisplay = [self alternateImage];
titleToDisplay = [self alternateTitle];
if (!titleToDisplay)
titleToDisplay = [self title];
}
else
{
imageToDisplay = [self image];
titleToDisplay = [self title];
}
if (imageToDisplay)
imageSize = [imageToDisplay size];
rect = NSMakeRect (cellFrame.origin.x, cellFrame.origin.y,
imageSize.width, imageSize.height);
switch ([self imagePosition])
{
case NSNoImage:
// draw title only
[self _drawText: titleToDisplay inFrame: cellFrame];
break;
case NSImageOnly:
// draw image only
[self _drawImage: imageToDisplay inFrame: cellFrame];
break;
case NSImageLeft:
// draw image to the left of the title
rect.origin = cellFrame.origin;
rect.size.width = imageSize.width;
rect.size.height = cellFrame.size.height;
[self _drawImage: imageToDisplay inFrame: rect];
// draw title
rect.origin.x += imageSize.width + xDist;
rect.size.width = cellFrame.size.width - imageSize.width - xDist;
[self _drawText: titleToDisplay inFrame: rect];
break;
case NSImageRight:
// draw image to the right of the title
rect.origin.x = NSMaxX (cellFrame) - imageSize.width;
rect.origin.y = cellFrame.origin.y;
rect.size.width = imageSize.width;
rect.size.height = cellFrame.size.height;
[self _drawImage:imageToDisplay inFrame:rect];
// draw title
rect.origin = cellFrame.origin;
rect.size.width = cellFrame.size.width - imageSize.width - xDist;
rect.size.height = cellFrame.size.height;
[self _drawText: titleToDisplay inFrame: rect];
break;
case NSImageBelow:
// draw image below title
cellFrame.size.height /= 2;
[self _drawImage: imageToDisplay inFrame: cellFrame];
cellFrame.origin.y += cellFrame.size.height;
[self _drawText: titleToDisplay inFrame: cellFrame];
break;
case NSImageAbove:
// draw image above title
cellFrame.size.height /= 2;
[self _drawText: titleToDisplay inFrame: cellFrame];
cellFrame.origin.y += cellFrame.size.height;
[self _drawImage: imageToDisplay inFrame: cellFrame];
break;
case NSImageOverlaps:
// draw title over the image
[self _drawImage: imageToDisplay inFrame: cellFrame];
[self _drawText: titleToDisplay inFrame: cellFrame];
break;
}
}
- (id)copyWithZone:(NSZone*)zone
{
NSButtonCell* c = [super copyWithZone:zone];