tabpose_window.h revision ddb351dbec246cf1fab5ec20d2d5520909041de1 
1// Copyright (c) 2011 The Chromium Authors. All rights reserved.
2// Use of this source code is governed by a BSD-style license that can be
3// found in the LICENSE file.
4
5#ifndef CHROME_BROWSER_UI_COCOA_TABPOSE_WINDOW_H_
6#define CHROME_BROWSER_UI_COCOA_TABPOSE_WINDOW_H_
7#pragma once
8
9#import <Cocoa/Cocoa.h>
10
11#include "base/mac/scoped_cftyperef.h"
12
13#include "base/memory/scoped_nsobject.h"
14#include "base/memory/scoped_ptr.h"
15#include "base/memory/scoped_vector.h"
16
17namespace tabpose {
18
19class Tile;
20class TileSet;
21
22}
23
24namespace tabpose {
25
26enum WindowState {
27  kFadingIn,
28  kFadedIn,
29  kFadingOut,
30};
31
32}  // namespace tabpose
33
34class TabStripModel;
35class TabStripModelObserverBridge;
36
37// A TabposeWindow shows an overview of open tabs and lets the user select a new
38// active tab. The window blocks clicks on the tab strip and the download
39// shelf. Every open browser window has its own overlay, and they are
40// independent of each other.
41@interface TabposeWindow : NSWindow {
42 @private
43  tabpose::WindowState state_;
44
45  // The root layer added to the content view. Covers the whole window.
46  CALayer* rootLayer_;  // weak
47
48  // The layer showing the background layer. Covers the whole visible area.
49  CALayer* bgLayer_;  // weak
50
51  // Top gradient.
52  CALayer* topGradient_;  // weak
53
54  // The layer drawn behind the currently selected tile.
55  CALayer* selectionHighlight_;  // weak
56
57  // Colors used by the layers.
58  base::mac::ScopedCFTypeRef<CGColorRef> gray_;
59  base::mac::ScopedCFTypeRef<CGColorRef> darkBlue_;
60
61  TabStripModel* tabStripModel_;  // weak
62
63  // Stores all preview layers. The order in here matches the order in
64  // the tabstrip model.
65  scoped_nsobject<NSMutableArray> allThumbnailLayers_;
66
67  scoped_nsobject<NSMutableArray> allFaviconLayers_;
68  scoped_nsobject<NSMutableArray> allTitleLayers_;
69
70  // Manages the state of all layers.
71  scoped_ptr<tabpose::TileSet> tileSet_;
72
73  // The rectangle of the window that contains all layers. This is the
74  // rectangle occupied by |bgLayer_|.
75  NSRect containingRect_;
76
77  // Informs us of added/removed/updated tabs.
78  scoped_ptr<TabStripModelObserverBridge> tabStripModelObserverBridge_;
79
80  // The icon used for the closebutton layers.
81  base::mac::ScopedCFTypeRef<CGImageRef> closeIcon_;
82
83  // True if all close layers should be shown (as opposed to just the close
84  // layer of the currently selected thumbnail).
85  BOOL showAllCloseLayers_;
86}
87
88// Shows a TabposeWindow on top of |parent|, with |rect| being the active area.
89// If |slomo| is YES, then the appearance animation is shown in slow motion.
90// The window blocks all keyboard and mouse events and releases itself when
91// closed.
92+ (id)openTabposeFor:(NSWindow*)parent
93                rect:(NSRect)rect
94               slomo:(BOOL)slomo
95       tabStripModel:(TabStripModel*)tabStripModel;
96@end
97
98@interface TabposeWindow (TestingAPI)
99- (void)selectTileAtIndexWithoutAnimation:(int)newIndex;
100- (NSUInteger)thumbnailLayerCount;
101- (int)selectedIndex;
102@end
103
104#endif  // CHROME_BROWSER_UI_COCOA_TABPOSE_WINDOW_H_
105