transmission/macosx/BarButton.m

279 lines
10 KiB
Objective-C

/******************************************************************************
* $Id$
*
* Copyright (c) 2006 Transmission authors and contributors
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*****************************************************************************/
#import "BarButton.h"
@interface BarButton (Private)
- (void) createButtons;
@end
@implementation BarButton
//height of button should be 17.0
- (id) initWithCoder: (NSCoder *) coder
{
if ((self = [super initWithCoder: coder]))
{
fEnabled = NO;
fTrackingTag = 0;
[self createButtons];
[self setImage: fButtonNormal];
[self setAlternateImage: fButtonPressed];
NSNotificationCenter * nc = [NSNotificationCenter defaultCenter];
[nc addObserver: self selector: @selector(setForActive:)
name: NSWindowDidBecomeKeyNotification object: nil];
[nc addObserver: self selector: @selector(setForInactive:)
name: NSWindowDidResignKeyNotification object: nil];
[nc addObserver: self selector: @selector(resetBounds:)
name: NSViewFrameDidChangeNotification object: nil];
}
return self;
}
- (void) dealloc
{
[[NSNotificationCenter defaultCenter] removeObserver: self];
[fButtonNormal release];
[fButtonOver release];
[fButtonPressed release];
[fButtonSelected release];
[fButtonSelectedDim release];
[super dealloc];
}
//call only once
- (void) createButtons
{
NSSize buttonSize = [self frame].size;
fButtonNormal = [[NSImage alloc] initWithSize: buttonSize];
fButtonNormalDim = [[NSImage alloc] initWithSize: buttonSize];
fButtonOver = [[NSImage alloc] initWithSize: buttonSize];
fButtonPressed = [[NSImage alloc] initWithSize: buttonSize];
fButtonSelected = [[NSImage alloc] initWithSize: buttonSize];
fButtonSelectedDim = [[NSImage alloc] initWithSize: buttonSize];
//rolled over button
NSImage * leftOver = [NSImage imageNamed: @"FilterButtonOverLeft.png"],
* rightOver = [NSImage imageNamed: @"FilterButtonOverRight.png"],
* mainOver = [NSImage imageNamed: @"FilterButtonOverMain.png"];
NSSize endSize = [leftOver size],
mainSize = NSMakeSize(buttonSize.width - endSize.width * 2.0, endSize.height);
NSPoint leftPoint = NSMakePoint(0, 0),
rightPoint = NSMakePoint(buttonSize.width - endSize.width, 0),
mainPoint = NSMakePoint(endSize.width, 0);
[mainOver setScalesWhenResized: YES];
[mainOver setSize: mainSize];
[fButtonOver lockFocus];
[leftOver compositeToPoint: leftPoint operation: NSCompositeSourceOver];
[mainOver compositeToPoint: mainPoint operation: NSCompositeSourceOver];
[rightOver compositeToPoint: rightPoint operation: NSCompositeSourceOver];
[fButtonOver unlockFocus];
//pressed button
NSImage * leftPressed = [NSImage imageNamed: @"FilterButtonPressedLeft.png"],
* rightPressed = [NSImage imageNamed: @"FilterButtonPressedRight.png"],
* mainPressed = [NSImage imageNamed: @"FilterButtonPressedMain.png"];
[mainPressed setScalesWhenResized: YES];
[mainPressed setSize: mainSize];
[fButtonPressed lockFocus];
[leftPressed compositeToPoint: leftPoint operation: NSCompositeSourceOver];
[mainPressed compositeToPoint: mainPoint operation: NSCompositeSourceOver];
[rightPressed compositeToPoint: rightPoint operation: NSCompositeSourceOver];
[fButtonPressed unlockFocus];
//selected button
NSImage * leftSelected = [NSImage imageNamed: @"FilterButtonSelectedLeft.png"],
* rightSelected = [NSImage imageNamed: @"FilterButtonSelectedRight.png"],
* mainSelected = [NSImage imageNamed: @"FilterButtonSelectedMain.png"];
[mainSelected setScalesWhenResized: YES];
[mainSelected setSize: mainSize];
[fButtonSelected lockFocus];
[leftSelected compositeToPoint: leftPoint operation: NSCompositeSourceOver];
[mainSelected compositeToPoint: mainPoint operation: NSCompositeSourceOver];
[rightSelected compositeToPoint: rightPoint operation: NSCompositeSourceOver];
[fButtonSelected unlockFocus];
//selected and dimmed button
fButtonSelectedDim = [fButtonSelected copy];
//create button text
NSString * text = [self title];
NSFont * boldFont = [[NSFontManager sharedFontManager] convertFont:
[NSFont fontWithName: @"Lucida Grande" size: 12.0] toHaveTrait: NSBoldFontMask];
NSSize shadowOffset = NSMakeSize(0.0, -1.0);
NSShadow * shadowNormal = [NSShadow alloc];
[shadowNormal setShadowOffset: shadowOffset];
[shadowNormal setShadowBlurRadius: 1.0];
[shadowNormal setShadowColor: [NSColor colorWithDeviceWhite: 1.0 alpha: 0.4]];
NSShadow * shadowNormalDim = [NSShadow alloc];
[shadowNormalDim setShadowOffset: shadowOffset];
[shadowNormalDim setShadowBlurRadius: 1.0];
[shadowNormalDim setShadowColor: [NSColor colorWithDeviceWhite: 1.0 alpha: 0.2]];
NSShadow * shadowHighlighted = [NSShadow alloc];
[shadowHighlighted setShadowOffset: shadowOffset];
[shadowHighlighted setShadowBlurRadius: 1.0];
[shadowHighlighted setShadowColor: [NSColor colorWithDeviceWhite: 0.0 alpha: 0.4]];
NSDictionary * normalAttributes = [[NSDictionary alloc] initWithObjectsAndKeys:
[NSColor colorWithCalibratedRed: 0.259 green: 0.259 blue: 0.259 alpha: 1.0],
NSForegroundColorAttributeName,
boldFont, NSFontAttributeName,
shadowNormal, NSShadowAttributeName, nil],
* normalDimAttributes = [[NSDictionary alloc] initWithObjectsAndKeys:
[NSColor disabledControlTextColor], NSForegroundColorAttributeName,
boldFont, NSFontAttributeName,
shadowNormalDim, NSShadowAttributeName, nil],
* highlightedAttributes = [[NSDictionary alloc] initWithObjectsAndKeys:
[NSColor whiteColor], NSForegroundColorAttributeName,
boldFont, NSFontAttributeName,
shadowHighlighted, NSShadowAttributeName, nil],
* highlightedDimAttributes = [[NSDictionary alloc] initWithObjectsAndKeys:
[NSColor colorWithCalibratedRed: 0.9 green: 0.9 blue: 0.9 alpha: 1.0], NSForegroundColorAttributeName,
boldFont, NSFontAttributeName,
shadowHighlighted, NSShadowAttributeName, nil];
NSSize textSizeNormal = [text sizeWithAttributes: normalAttributes],
textSizeBold = [text sizeWithAttributes: highlightedAttributes];
NSRect textRect = NSMakeRect((buttonSize.width - textSizeNormal.width) * 0.5,
(buttonSize.height - textSizeNormal.height) * 0.5 + 1.5, textSizeNormal.width, textSizeNormal.height);
[shadowNormal release];
[shadowNormalDim release];
[shadowHighlighted release];
//normal button
[fButtonNormal lockFocus];
[text drawInRect: textRect withAttributes: normalAttributes];
[fButtonNormal unlockFocus];
//normal and dim button
[fButtonNormalDim lockFocus];
[text drawInRect: textRect withAttributes: normalDimAttributes];
[fButtonNormalDim unlockFocus];
//rolled over button
[fButtonOver lockFocus];
[text drawInRect: textRect withAttributes: highlightedAttributes];
[fButtonOver unlockFocus];
//pressed button
[fButtonPressed lockFocus];
[text drawInRect: textRect withAttributes: highlightedAttributes];
[fButtonPressed unlockFocus];
//selected button
[fButtonSelected lockFocus];
[text drawInRect: textRect withAttributes: highlightedAttributes];
[fButtonSelected unlockFocus];
//selected and dim button
[fButtonSelectedDim lockFocus];
[text drawInRect: textRect withAttributes: highlightedDimAttributes];
[fButtonSelectedDim unlockFocus];
[normalAttributes release];
[normalDimAttributes release];
[highlightedAttributes release];
[highlightedDimAttributes release];
}
- (void) mouseEntered: (NSEvent *) event
{
if (!fEnabled)
[self setImage: fButtonOver];
[super mouseEntered: event];
}
- (void) mouseExited: (NSEvent *) event
{
if (!fEnabled)
[self setImage: fButtonNormal];
[super mouseExited: event];
}
- (void) setEnabled: (BOOL) enable
{
fEnabled = enable;
[self setImage: fEnabled ? fButtonSelected : fButtonNormal];
}
- (void) resetBounds: (NSNotification *) notification
{
if (fTrackingTag)
[self removeTrackingRect: fTrackingTag];
fTrackingTag = [self addTrackingRect: [self bounds] owner: self userData: nil assumeInside: NO];
}
- (void) setForActive: (NSNotification *) notification
{
if ([notification object] != [self window])
return;
if ([self image] == fButtonSelectedDim)
[self setImage: fButtonSelected];
else if ([self image] == fButtonNormalDim)
[self setImage: fButtonNormal];
else;
[self resetBounds: nil];
}
- (void) setForInactive: (NSNotification *) notification
{
if ([notification object] != [self window])
return;
[self setImage: [self image] == fButtonSelected ? fButtonSelectedDim : fButtonNormalDim];
if (fTrackingTag)
[self removeTrackingRect: fTrackingTag];
}
@end