blob: bb1c55056bdae96e842860ac1a8ddaac77a74c0f (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
|
// 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_UI_VIEWS_FULLSCREEN_EXIT_BUBBLE_H__
#define CHROME_BROWSER_UI_VIEWS_FULLSCREEN_EXIT_BUBBLE_H__
#pragma once
#include "app/animation_delegate.h"
#include "base/scoped_ptr.h"
#include "base/timer.h"
#include "chrome/browser/command_updater.h"
#include "views/controls/link.h"
#if defined(OS_LINUX)
namespace views {
class WidgetGtk;
}
#endif
class SlideAnimation;
// FullscreenExitBubble is responsible for showing a bubble atop the screen in
// fullscreen mode, telling users how to exit and providing a click target.
// The bubble auto-hides, and re-shows when the user moves to the screen top.
class FullscreenExitBubble : public views::LinkController,
public AnimationDelegate {
public:
explicit FullscreenExitBubble(
views::Widget* frame,
CommandUpdater::CommandUpdaterDelegate* delegate);
virtual ~FullscreenExitBubble();
private:
class FullscreenExitView;
class FullscreenExitPopup;
static const double kOpacity; // Opacity of the bubble, 0.0 - 1.0
static const int kInitialDelayMs; // Initial time bubble remains onscreen
static const int kIdleTimeMs; // Time before mouse idle triggers hide
static const int kPositionCheckHz; // How fast to check the mouse position
static const int kSlideInRegionHeightPx;
// Height of region triggering slide-in
static const int kSlideInDurationMs; // Duration of slide-in animation
static const int kSlideOutDurationMs; // Duration of slide-out animation
// views::LinkController
virtual void LinkActivated(views::Link* source, int event_flags);
// AnimationDelegate
virtual void AnimationProgressed(const Animation* animation);
virtual void AnimationEnded(const Animation* animation);
// Called repeatedly to get the current mouse position and animate the bubble
// on or off the screen as appropriate.
void CheckMousePosition();
// Hides the bubble. This is a separate function so it can be called by a
// timer.
void Hide();
// Returns the current desirable rect for the popup window. If
// |ignore_animation_state| is true this returns the rect assuming the popup
// is fully onscreen.
gfx::Rect GetPopupRect(bool ignore_animation_state) const;
// The root view containing us.
views::View* root_view_;
// Someone who can toggle fullscreen mode on and off when the user requests
// it.
CommandUpdater::CommandUpdaterDelegate* delegate_;
#if defined(OS_WIN)
// The popup itself, which is a slightly modified WidgetWin. We need to use
// a WidgetWin (and thus an HWND) to make the popup float over other HWNDs.
FullscreenExitPopup* popup_;
#elif defined(OS_LINUX)
views::WidgetGtk* popup_;
#endif
// The contents of the popup.
FullscreenExitView* view_;
// Animation controlling sliding into/out of the top of the screen.
scoped_ptr<SlideAnimation> size_animation_;
// Timer to delay before allowing the bubble to hide after it's initially
// shown.
base::OneShotTimer<FullscreenExitBubble> initial_delay_;
// Timer to see how long the mouse has been idle.
base::OneShotTimer<FullscreenExitBubble> idle_timeout_;
// Timer to poll the current mouse position. We can't just listen for mouse
// events without putting a non-empty HWND onscreen (or hooking Windows, which
// has other problems), so instead we run a low-frequency poller to see if the
// user has moved in or out of our show/hide regions.
base::RepeatingTimer<FullscreenExitBubble> mouse_position_checker_;
// The most recently seen mouse position, in screen coordinates. Used to see
// if the mouse has moved since our last check.
gfx::Point last_mouse_pos_;
DISALLOW_COPY_AND_ASSIGN(FullscreenExitBubble);
};
#endif // CHROME_BROWSER_UI_VIEWS_FULLSCREEN_EXIT_BUBBLE_H__
|
