TwoTerm/Views/RolloverButton.m
2018-02-14 11:14:36 -05:00

99 lines
2.5 KiB
Objective-C

//
// RolloverButton.m
// TwoTerm
//
// Created by Kelvin Sherlock on 2/13/2018.
//
#import "RolloverButton.h"
@implementation RolloverButton
#if 0
- (void)createTrackingArea
{
NSTrackingAreaOptions focusTrackingAreaOptions = 0;
focusTrackingAreaOptions |= NSTrackingActiveInActiveApp;
focusTrackingAreaOptions |= NSTrackingMouseEnteredAndExited;
//focusTrackingAreaOptions |= NSTrackingAssumeInside;
focusTrackingAreaOptions |= NSTrackingInVisibleRect;
NSTrackingArea *focusTrackingArea = [[NSTrackingArea alloc] initWithRect:NSZeroRect
options:focusTrackingAreaOptions
owner:self userInfo:nil];
[self addTrackingArea:focusTrackingArea];
[focusTrackingArea release];
}
#endif
- (void) updateTrackingAreas {
[super updateTrackingAreas];
if (_trackingArea) {
[self removeTrackingArea: _trackingArea];
[_trackingArea release];
}
NSTrackingAreaOptions options = 0;
options |= NSTrackingActiveInActiveApp;
options |= NSTrackingMouseEnteredAndExited;
//options |= NSTrackingAssumeInside;
options |= NSTrackingInVisibleRect;
_trackingArea = [[NSTrackingArea alloc] initWithRect:NSZeroRect
options:options
owner:self
userInfo:nil];
[self addTrackingArea: _trackingArea];
}
-(void)setImage:(NSImage *)image {
if (_image != image) {
[_image release];
_image = [image retain];
}
if (!_rollOver) [super setImage: image];
}
-(void)setRolloverImage: (NSImage *)image {
if (_rolloverImage != image) {
[_rolloverImage release];
_rolloverImage = [image retain];
}
if (_rollOver) [super setImage: image];
}
-(void)awakeFromNib {
[super awakeFromNib];
//[self createTrackingArea];
[self setImage: [NSImage imageNamed: @"TabClose"]];
[self setRolloverImage: [NSImage imageNamed: @"TabClose_Rollover"]];
[[self cell] setHighlightsBy: NSContentsCellMask];
}
-(void)dealloc {
[_image release];
[_rolloverImage release];
[super dealloc];
}
-(void)mouseExited:(NSEvent *)event {
[[self cell] setImage: _image];
_rollOver = NO;
[super mouseExited: event];
}
-(void) mouseEntered:(NSEvent *)event {
[[self cell] setImage: _rolloverImage];
_rollOver = YES;
[super mouseEntered: event];
}
@end