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// Copyright (c) 2009 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/cocoa/tab_contents_controller.h"
#include "base/sys_string_conversions.h"
#include "chrome/browser/bookmarks/bookmark_model.h"
#include "chrome/browser/tab_contents/tab_contents.h"
@interface TabContentsController(Private)
- (void)applyContentsBoxOffset:(BOOL)apply;
@end
@implementation TabContentsController
- (id)initWithNibName:(NSString*)name
contents:(TabContents*)contents
bookmarkModel:(BookmarkModel*)bookmarkModel {
if ((self = [super initWithNibName:name bundle:nil])) {
contents_ = contents;
bookmarkModel_ = bookmarkModel;
}
return self;
}
- (void)dealloc {
// make sure our contents have been removed from the window
[[self view] removeFromSuperview];
[super dealloc];
}
- (void)awakeFromNib {
[contentsBox_ setContentView:contents_->GetNativeView()];
[self applyContentsBoxOffset:YES];
}
// Returns YES if the tab represented by this controller is the front-most.
- (BOOL)isCurrentTab {
// We're the current tab if we're in the view hierarchy, otherwise some other
// tab is.
return [[self view] superview] ? YES : NO;
}
- (IBAction)fullScreen:(id)sender {
if ([[self view] isInFullScreenMode]) {
[[self view] exitFullScreenModeWithOptions:nil];
} else {
[[self view] enterFullScreenMode:[NSScreen mainScreen] withOptions:nil];
}
}
- (void)willBecomeSelectedTab {
}
- (void)tabDidChange:(TabContents*)updatedContents {
contents_ = updatedContents;
[contentsBox_ setContentView:contents_->GetNativeView()];
}
// Return the rect, in WebKit coordinates (flipped), of the window's grow box
// in the coordinate system of the content area of this tab.
- (NSRect)growBoxRect {
NSRect localGrowBox = NSMakeRect(0, 0, 0, 0);
NSView* contentView = contents_->GetNativeView();
if (contentView) {
// For the rect, we start with the grow box view which is a sibling of
// the content view's containing box. It's in the coordinate system of
// the controller view.
localGrowBox = [growBox_ frame];
// The scrollbar assumes that the resizer goes all the way down to the
// bottom corner, so we ignore any y offset to the rect itself and use the
// entire bottom corner.
localGrowBox.origin.y = 0;
// Convert to the content view's coordinates.
localGrowBox = [contentView convertRect:localGrowBox
fromView:[self view]];
// Flip the rect in view coordinates
localGrowBox.origin.y =
[contentView frame].size.height - localGrowBox.origin.y -
localGrowBox.size.height;
}
return localGrowBox;
}
- (void)toggleBookmarkBar:(BOOL)enable {
contentsBoxHasOffset_ = enable;
[self applyContentsBoxOffset:enable];
if (enable) {
// TODO(jrg): display something useful in the bookmark bar
// TODO(jrg): use a BookmarksView, not a ToolbarView
// TODO(jrg): don't draw a border around it
// TODO(jrg): ...
}
}
// Apply a contents box offset to make (or remove) room for the
// bookmark bar. If apply==YES, always make room (the contentsBox_ is
// "full size"). If apply==NO we are trying to undo an offset. If no
// offset there is nothing to undo.
- (void)applyContentsBoxOffset:(BOOL)apply {
if (bookmarkView_ == nil) {
// We're too early, but awakeFromNib will call me again.
return;
}
if (!contentsBoxHasOffset_ && apply) {
// There is no offset to unconditionally apply.
return;
}
int offset = [bookmarkView_ frame].size.height;
NSRect frame = [contentsBox_ frame];
if (apply)
frame.size.height -= offset;
else
frame.size.height += offset;
// TODO(jrg): animate
[contentsBox_ setFrame:frame];
[bookmarkView_ setNeedsDisplay:YES];
[contentsBox_ setNeedsDisplay:YES];
}
@end
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