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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.
#ifndef CHROME_BROWSER_COCOA_TAB_STRIP_CONTROLLER_H_
#define CHROME_BROWSER_COCOA_TAB_STRIP_CONTROLLER_H_
#import <Cocoa/Cocoa.h>
#import "chrome/browser/cocoa/tab_controller_target.h"
@class TabStripView;
@class BookmarkBarStateController;
class BookmarkModel;
class Browser;
class CommandUpdater;
class LocationBar;
class TabStripModelObserverBridge;
class TabStripModel;
class TabContents;
class ToolbarModel;
// A class that handles managing the tab strip in a browser window. It uses
// a supporting C++ bridge object to register for notifications from the
// TabStripModel. The Obj-C part of this class handles drag and drop and all
// the other Cocoa-y aspects.
//
// When a new tab is created, we create a TabController which manages loading
// the contents, including toolbar, from a separate nib file. This controller
// then handles replacing the contentView of the window. As tabs are switched,
// the single child of the contentView is swapped around to hold the contents
// (toolbar and all) representing that tab.
@interface TabStripController : NSObject <TabControllerTarget> {
@private
TabContents* currentTab_; // weak, tab for which we're showing state
TabStripView* tabView_; // weak
NSView* switchView_; // weak
NSButton* newTabButton_; // weak, obtained from the nib.
TabStripModelObserverBridge* bridge_;
TabStripModel* tabModel_; // weak
BookmarkModel* bookmarkModel_; // weak, one per profile (= one per Browser*)
CommandUpdater* commands_; // weak, may be nil
// access to the TabContentsControllers (which own the parent view
// for the toolbar and associated tab contents) given an index. This needs
// to be kept in the same order as the tab strip's model as we will be
// using its index from the TabStripModelObserver calls.
NSMutableArray* tabContentsArray_;
// an array of TabControllers which manage the actual tab views. As above,
// this is kept in the same order as the tab strip model.
NSMutableArray* tabArray_;
// Controller for bookmark bar state, shared among all TabContents.
BookmarkBarStateController* bookmarkBarStateController_;
}
// Initialize the controller with a view and browser that contains
// everything else we'll need. |switchView| is the view whose contents get
// "switched" every time the user switches tabs. The children of this view
// will be released, so if you want them to stay around, make sure
// you have retained them.
- (id)initWithView:(TabStripView*)view
switchView:(NSView*)switchView
browser:(Browser*)browser;
// Return the rect, in WebKit coordinates (flipped), of the window's grow box
// in the coordinate system of the content area of the currently selected tab.
- (NSRect)selectedTabGrowBoxRect;
// Return a boolean (ObjC BOOL, not C++ bool) to say if the bookmark
// bar is visible.
- (BOOL)isBookmarkBarVisible;
// Turn on or off the bookmark bar for *ALL* tabs.
- (void)toggleBookmarkBar;
// Given a tab view in the strip, return its index. Returns -1 if not present.
- (NSInteger)indexForTabView:(NSView*)view;
@end
#endif // CHROME_BROWSER_COCOA_TAB_STRIP_CONTROLLER_H_
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