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authorrowanbeentje <rowan@beent.je>2010-06-07 23:31:59 +0000
committerrowanbeentje <rowan@beent.je>2010-06-07 23:31:59 +0000
commit664c0e238ec9feb873cfabc6e5ab5e43213323f9 (patch)
treee7dbac121287ac3d6ec170c844aa159497189188 /Frameworks/PSMTabBar/PSMRolloverButton.m
parentceffd765f621e4ad1f9d4d6775c8e55d2f136bfb (diff)
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- Replace the precompiled PSMTabBar framework with a build-from-source dependency, in preparation for future code and style changes
Diffstat (limited to 'Frameworks/PSMTabBar/PSMRolloverButton.m')
-rw-r--r--Frameworks/PSMTabBar/PSMRolloverButton.m183
1 files changed, 183 insertions, 0 deletions
diff --git a/Frameworks/PSMTabBar/PSMRolloverButton.m b/Frameworks/PSMTabBar/PSMRolloverButton.m
new file mode 100644
index 00000000..988abbb2
--- /dev/null
+++ b/Frameworks/PSMTabBar/PSMRolloverButton.m
@@ -0,0 +1,183 @@
+//
+// PSMOverflowPopUpButton.m
+// NetScrape
+//
+// Created by John Pannell on 8/4/04.
+// Copyright 2004 Positive Spin Media. All rights reserved.
+//
+
+#import "PSMRolloverButton.h"
+
+@implementation PSMRolloverButton
+
+- (void)awakeFromNib
+{
+ if ([[self superclass] instancesRespondToSelector:@selector(awakeFromNib)]) {
+ [super awakeFromNib];
+ }
+
+ [[NSNotificationCenter defaultCenter] addObserver:self
+ selector:@selector(rolloverFrameDidChange:)
+ name:NSViewFrameDidChangeNotification
+ object:self];
+ [self setPostsFrameChangedNotifications:YES];
+ [self resetCursorRects];
+
+ _myTrackingRectTag = -1;
+}
+
+- (void)dealloc
+{
+ [[NSNotificationCenter defaultCenter] removeObserver:self];
+
+ [self removeTrackingRect];
+
+ [super dealloc];
+}
+
+// the regular image
+- (void)setUsualImage:(NSImage *)newImage
+{
+ [newImage retain];
+ [_usualImage release];
+ _usualImage = newImage;
+
+ [self setImage:_usualImage];
+}
+
+- (NSImage *)usualImage
+{
+ return _usualImage;
+}
+
+- (void)setRolloverImage:(NSImage *)newImage
+{
+ [newImage retain];
+ [_rolloverImage release];
+ _rolloverImage = newImage;
+}
+
+- (NSImage *)rolloverImage
+{
+ return _rolloverImage;
+}
+
+//Remove old tracking rects when we change superviews
+- (void)viewWillMoveToSuperview:(NSView *)newSuperview
+{
+ [self removeTrackingRect];
+
+ [super viewWillMoveToSuperview:newSuperview];
+}
+
+- (void)viewDidMoveToSuperview
+{
+ [super viewDidMoveToSuperview];
+
+ [self resetCursorRects];
+}
+
+- (void)viewWillMoveToWindow:(NSWindow *)newWindow
+{
+ [self removeTrackingRect];
+
+ [super viewWillMoveToWindow:newWindow];
+}
+
+- (void)viewDidMoveToWindow
+{
+ [super viewDidMoveToWindow];
+
+ [self resetCursorRects];
+}
+
+- (void)rolloverFrameDidChange:(NSNotification *)inNotification
+{
+ [self resetCursorRects];
+}
+
+- (void)addTrackingRect
+{
+ // assign a tracking rect to watch for mouse enter/exit
+ NSRect trackRect = [self bounds];
+ NSPoint localPoint = [self convertPoint:[[self window] convertScreenToBase:[NSEvent mouseLocation]]
+ fromView:nil];
+ BOOL mouseInside = NSPointInRect(localPoint, trackRect);
+
+ _myTrackingRectTag = [self addTrackingRect:trackRect owner:self userData:nil assumeInside:mouseInside];
+ if (mouseInside)
+ [self mouseEntered:nil];
+ else
+ [self mouseExited:nil];
+}
+
+- (void)removeTrackingRect
+{
+ if (_myTrackingRectTag != -1) {
+ [self removeTrackingRect:_myTrackingRectTag];
+ }
+ _myTrackingRectTag = -1;
+}
+
+// override for rollover effect
+- (void)mouseEntered:(NSEvent *)theEvent;
+{
+ // set rollover image
+ [self setImage:_rolloverImage];
+
+ [super mouseEntered:theEvent];
+}
+
+- (void)mouseExited:(NSEvent *)theEvent;
+{
+ // restore usual image
+ [self setImage:_usualImage];
+
+ [super mouseExited:theEvent];
+}
+
+- (void)resetCursorRects
+{
+ // called when the button rect has been changed
+ [self removeTrackingRect];
+ [self addTrackingRect];
+}
+
+- (void)setFrame:(NSRect)rect
+{
+ [super setFrame:rect];
+ [self resetCursorRects];
+}
+
+- (void)setBounds:(NSRect)rect
+{
+ [super setBounds:rect];
+ [self resetCursorRects];
+}
+
+#pragma mark -
+#pragma mark Archiving
+
+- (void)encodeWithCoder:(NSCoder *)aCoder {
+ [super encodeWithCoder:aCoder];
+ if ([aCoder allowsKeyedCoding]) {
+ [aCoder encodeObject:_rolloverImage forKey:@"rolloverImage"];
+ [aCoder encodeObject:_usualImage forKey:@"usualImage"];
+ [aCoder encodeInteger:_myTrackingRectTag forKey:@"myTrackingRectTag"];
+ }
+}
+
+- (id)initWithCoder:(NSCoder *)aDecoder {
+ self = [super initWithCoder:aDecoder];
+ if (self) {
+ if ([aDecoder allowsKeyedCoding]) {
+ _rolloverImage = [[aDecoder decodeObjectForKey:@"rolloverImage"] retain];
+ _usualImage = [[aDecoder decodeObjectForKey:@"usualImage"] retain];
+ _myTrackingRectTag = [aDecoder decodeIntegerForKey:@"myTrackingRectTag"];
+ }
+ }
+ return self;
+}
+
+
+@end