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StickyWindowController.m
/* |
File: StickyWindowController.m |
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*/ |
#import "StickyWindowController.h" |
#import "StickyTitleBarView.h" |
#import "Sticky.h" |
#import "AppDelegate.h" |
@interface StickyWindowController (ForwardDeclarations) |
- (void)startObserving; |
- (void)stopObserving; |
@end |
@implementation StickyWindowController |
- (id)initWithSticky:(Sticky *)sticky |
{ |
_sticky = [sticky retain]; |
return [super initWithWindowNibName:@"Sticky"]; |
} |
- (void)dealloc |
{ |
[self stopObserving]; |
[_sticky release]; |
[super dealloc]; |
} |
- (Sticky *)sticky |
{ |
return _sticky; |
} |
#pragma mark |
- (void)updateStickyFrame |
{ |
if (!_isUpdatingWindowFrame) { |
NSRect oldFrame = [[self window] frame]; |
[_sticky setValue:[NSNumber numberWithInteger:oldFrame.origin.x] forKey:@"originX"]; |
[_sticky setValue:[NSNumber numberWithInteger:oldFrame.origin.y] forKey:@"originY"]; |
[_sticky setValue:[NSNumber numberWithInteger:oldFrame.size.width] forKey:@"width"]; |
[_sticky setValue:[NSNumber numberWithInteger:oldFrame.size.height] forKey:@"height"]; |
} |
} |
- (void)updateWindowFrame |
{ |
if (nil == [_sticky valueForKey:@"originX"] || nil == [_sticky valueForKey:@"originY"] || nil == [_sticky valueForKey:@"width"] || nil == [_sticky valueForKey:@"height"]) { |
// Must be a new sticky so set the frame using the nib values |
[self updateStickyFrame]; |
} else { |
NSInteger origin_x = [[_sticky valueForKey:@"originX"] integerValue]; |
NSInteger origin_y = [[_sticky valueForKey:@"originY"] integerValue]; |
NSInteger width = [[_sticky valueForKey:@"width"] integerValue]; |
NSInteger height = [[_sticky valueForKey:@"height"] integerValue]; |
// This will trigger my windowDidMove:/windowDidResize: callback and I want to avoid re-updating the sticky frame |
_isUpdatingWindowFrame = YES; |
[[self window] setFrame:NSMakeRect(origin_x, origin_y, width, height) display:YES]; |
_isUpdatingWindowFrame = NO; |
} |
} |
- (void)updateWindowColor |
{ |
NSData *colorData = [_sticky valueForKey:@"color"]; |
if (nil == colorData) { |
// Must be a new sticky so set the color value using the version in the nib |
[_sticky setValue:[NSArchiver archivedDataWithRootObject:[contents backgroundColor]] forKey:@"color"]; |
[titleBar setBackgroundColor:[contents backgroundColor]]; |
} else { |
// Set the |
NSColor *aColor = [NSUnarchiver unarchiveObjectWithData:colorData]; |
if ((aColor != nil) && [aColor isKindOfClass:[NSColor class]]){ |
[titleBar setBackgroundColor:aColor]; |
[contents setBackgroundColor:aColor]; |
} |
} |
} |
- (void)updateWindowTranslucency |
{ |
if (nil == [_sticky valueForKey:@"translucent"]) { |
// Must be a new sticky so set the translucent value to my default |
[_sticky setValue:[NSNumber numberWithBool:NO] forKey:@"translucent"]; |
} else { |
if ([[_sticky valueForKey:@"translucent"] boolValue] == YES) { |
[[self window] setAlphaValue:0.5]; |
} else { |
[[self window] setAlphaValue:1.0]; |
} |
} |
} |
#pragma mark |
- (void)observeValueForKeyPath:(NSString *)keyPath ofObject:(id)object change:(NSDictionary *)change context:(void *)context |
{ |
// There are no built-in bindings for these values so I have to maintain them myself |
if ([@"originX" isEqualToString:keyPath] || [@"originY" isEqualToString:keyPath] ||[@"width" isEqualToString:keyPath] || [@"height" isEqualToString:keyPath]) { |
[self updateWindowFrame]; |
} else if ([@"color" isEqualToString:keyPath]) { |
[self updateWindowColor]; |
} else if ([@"translucent" isEqualToString:keyPath]) { |
[self updateWindowTranslucency]; |
} |
} |
- (void)startObserving |
{ |
// Register for KVO on the sticky's frame rect so that the window will redraw if we change the frame |
[_sticky addObserver:self forKeyPath:@"originX" options:NSKeyValueObservingOptionNew context:NULL]; |
[_sticky addObserver:self forKeyPath:@"originY" options:NSKeyValueObservingOptionNew context:NULL]; |
[_sticky addObserver:self forKeyPath:@"width" options:NSKeyValueObservingOptionNew context:NULL]; |
[_sticky addObserver:self forKeyPath:@"height" options:NSKeyValueObservingOptionNew context:NULL]; |
// Track changes to the colour and translucency |
[_sticky addObserver:self forKeyPath:@"color" options:NSKeyValueObservingOptionNew context:NULL]; |
[_sticky addObserver:self forKeyPath:@"translucent" options:NSKeyValueObservingOptionNew context:NULL]; |
} |
- (void)stopObserving |
{ |
[_sticky removeObserver:self forKeyPath:@"originX"]; |
[_sticky removeObserver:self forKeyPath:@"originY"]; |
[_sticky removeObserver:self forKeyPath:@"width"]; |
[_sticky removeObserver:self forKeyPath:@"height"]; |
[_sticky removeObserver:self forKeyPath:@"color"]; |
[_sticky removeObserver:self forKeyPath:@"translucent"]; |
} |
#pragma mark |
- (void)windowDidMove:(NSNotification *)aNotification |
{ |
[self updateStickyFrame]; |
} |
- (void)windowDidResize:(NSNotification *)aNotification |
{ |
[self updateStickyFrame]; |
} |
- (void)windowWillClose:(NSNotification *)notification; |
{ |
// Closing the window => delete the sticky |
[[NSApp delegate] removeSticky:_sticky]; |
[self stopObserving]; |
[_sticky release]; |
_sticky = nil; |
} |
- (void)windowDidLoad |
{ |
[super windowDidLoad]; |
[self setShouldCascadeWindows:NO]; |
// Make sure the sticky has a text value, otherwise we can't save it |
if (nil == [_sticky valueForKey:@"text"]) { |
NSAttributedString *string = [[NSAttributedString alloc] initWithString:@"My fancy sticky!"]; |
[_sticky setValue:[NSArchiver archivedDataWithRootObject:string] forKey:@"text"]; |
} |
[self updateWindowColor]; |
[self updateWindowTranslucency]; |
[self updateWindowFrame]; |
[self startObserving]; |
} |
@end |
Copyright © 2009 Apple Inc. All Rights Reserved. Terms of Use | Privacy Policy | Updated: 2009-10-14