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// Copyright 2014 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#import "chrome/browser/ui/cocoa/full_size_content_window.h"
#include "base/logging.h"
@interface FullSizeContentWindow ()
+ (BOOL)shouldUseFullSizeContentViewForStyle:(NSUInteger)windowStyle;
@end
// This view always takes the size of its superview. It is intended to be used
// as a NSWindow's contentView. It is needed because NSWindow's implementation
// explicitly resizes the contentView at inopportune times.
@interface FullSizeContentView : NSView
@end
@implementation FullSizeContentView
// This method is directly called by AppKit during a live window resize.
// Override it to prevent the content view from shrinking.
- (void)setFrameSize:(NSSize)size {
if ([self superview])
size = [[self superview] bounds].size;
[super setFrameSize:size];
}
@end
@implementation FullSizeContentWindow
#pragma mark - Lifecycle
- (instancetype)init {
NOTREACHED();
return nil;
}
- (instancetype)initWithContentRect:(NSRect)contentRect
styleMask:(NSUInteger)windowStyle
backing:(NSBackingStoreType)bufferingType
defer:(BOOL)deferCreation {
return [self initWithContentRect:contentRect
styleMask:windowStyle
backing:bufferingType
defer:deferCreation
wantsViewsOverTitlebar:NO];
}
- (instancetype)initWithContentRect:(NSRect)contentRect
styleMask:(NSUInteger)windowStyle
backing:(NSBackingStoreType)bufferingType
defer:(BOOL)deferCreation
wantsViewsOverTitlebar:(BOOL)wantsViewsOverTitlebar {
self = [super initWithContentRect:contentRect
styleMask:windowStyle
backing:bufferingType
defer:deferCreation];
if (self) {
if (wantsViewsOverTitlebar &&
[FullSizeContentWindow
shouldUseFullSizeContentViewForStyle:windowStyle]) {
chromeWindowView_.reset([[FullSizeContentView alloc] init]);
[chromeWindowView_
setAutoresizingMask:NSViewWidthSizable | NSViewHeightSizable];
[self setContentView:chromeWindowView_];
[chromeWindowView_ setFrame:[[chromeWindowView_ superview] bounds]];
// Our content view overlaps the window control buttons, so we must ensure
// it is positioned below the buttons.
NSView* superview = [chromeWindowView_ superview];
[chromeWindowView_ removeFromSuperview];
[superview addSubview:chromeWindowView_
positioned:NSWindowBelow
relativeTo:nil];
}
}
return self;
}
#pragma mark - Private Methods
+ (BOOL)shouldUseFullSizeContentViewForStyle:(NSUInteger)windowStyle {
return windowStyle & NSTitledWindowMask;
}
#pragma mark - NSWindow Overrides
+ (NSRect)frameRectForContentRect:(NSRect)cRect styleMask:(NSUInteger)aStyle {
if ([self shouldUseFullSizeContentViewForStyle:aStyle])
return cRect;
return [super frameRectForContentRect:cRect styleMask:aStyle];
}
- (NSRect)frameRectForContentRect:(NSRect)contentRect {
if (chromeWindowView_)
return contentRect;
return [super frameRectForContentRect:contentRect];
}
+ (NSRect)contentRectForFrameRect:(NSRect)fRect styleMask:(NSUInteger)aStyle {
if ([self shouldUseFullSizeContentViewForStyle:aStyle])
return fRect;
return [super contentRectForFrameRect:fRect styleMask:aStyle];
}
- (NSRect)contentRectForFrameRect:(NSRect)frameRect {
if (chromeWindowView_)
return frameRect;
return [super contentRectForFrameRect:frameRect];
}
@end
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