Chromium Code Reviews
chromiumcodereview-hr@appspot.gserviceaccount.com (chromiumcodereview-hr) | Please choose your nickname with Settings | Help | Chromium Project | Gerrit Changes | Sign out
(16)

Side by Side Diff: chrome/browser/chromeos/login/lock_window_gtk.h

Issue 9664072: Removing WmIpc and related files from ChromeOS (Closed) Base URL: http://git.chromium.org/chromium/src.git@master
Patch Set: Copyright Created 8 years, 9 months ago
Use n/p to move between diff chunks; N/P to move between comments. Draft comments are only viewable by you.
Jump to:
View unified diff | Download patch
OLDNEW
(Empty)
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_CHROMEOS_LOGIN_LOCK_WINDOW_GTK_H_
6 #define CHROME_BROWSER_CHROMEOS_LOGIN_LOCK_WINDOW_GTK_H_
7 #pragma once
8
9 #include "base/compiler_specific.h"
10 #include "base/memory/scoped_ptr.h"
11 #include "chrome/browser/chromeos/login/lock_window.h"
12 #include "chrome/browser/chromeos/login/screen_locker_delegate.h"
13 #include "ui/views/widget/native_widget_gtk.h"
14
15 namespace chromeos {
16
17 namespace test {
18 class WebUIScreenLockerTester;
19 }
20
21 // A ScreenLock window that covers entire screen to keep the keyboard
22 // focus/events inside the grab widget.
23 class LockWindowGtk : public views::NativeWidgetGtk,
24 public LockWindow {
25 public:
26 // LockWindow implementation:
27 virtual void Grab(DOMView* dom_view) OVERRIDE;
28 virtual views::Widget* GetWidget() OVERRIDE;
29
30 protected:
31 // NativeWidgetGtk overrides:
32 virtual gboolean OnButtonPress(GtkWidget* widget,
33 GdkEventButton* event) OVERRIDE;
34 virtual void OnDestroy(GtkWidget* object) OVERRIDE;
35 virtual void ClearNativeFocus() OVERRIDE;
36 virtual void HandleGtkGrabBroke() OVERRIDE;
37
38 private:
39 friend class test::WebUIScreenLockerTester;
40 friend class LockWindow;
41
42 LockWindowGtk();
43 virtual ~LockWindowGtk();
44
45 // Initialize the lock window.
46 void Init();
47
48 // Called when the window manager is ready to handle locked state.
49 void OnWindowManagerReady();
50
51 // Called when the all inputs are grabbed.
52 void OnGrabInputs();
53
54 // Clear current GTK grab.
55 void ClearGtkGrab();
56
57 // Try to grab all inputs. It initiates another try if it fails to
58 // grab and the retry count is within a limit, or fails with CHECK.
59 void TryGrabAllInputs();
60
61 // This method tries to steal pointer/keyboard grab from other
62 // client by sending events that will hopefully close menus or windows
63 // that have the grab.
64 void TryUngrabOtherClients();
65
66 // Event handler for client-event.
67 CHROMEGTK_CALLBACK_1(LockWindowGtk, void, OnClientEvent, GdkEventClient*)
68
69 // The screen locker window.
70 views::Widget* lock_window_;
71
72 // The widget to grab inputs on. This is initialized by Grab to be the
73 // RenderHostView displaying the WebUI.
74 GtkWidget* grab_widget_;
75
76 // True if the screen locker's window has been drawn.
77 bool drawn_;
78
79 // True if both mouse input and keyboard input are grabbed.
80 bool input_grabbed_;
81
82 base::WeakPtrFactory<LockWindowGtk> weak_factory_;
83
84 // The number times the widget tried to grab all focus.
85 int grab_failure_count_;
86
87 // Status of keyboard and mouse grab.
88 GdkGrabStatus kbd_grab_status_;
89 GdkGrabStatus mouse_grab_status_;
90
91 DISALLOW_COPY_AND_ASSIGN(LockWindowGtk);
92 };
93
94 } // namespace chromeos
95
96 #endif // CHROME_BROWSER_CHROMEOS_LOGIN_LOCK_WINDOW_GTK_H_
OLDNEW
« no previous file with comments | « chrome/browser/chromeos/login/base_login_display_host.cc ('k') | chrome/browser/chromeos/login/lock_window_gtk.cc » ('j') | no next file with comments »

Powered by Google App Engine
This is Rietveld 408576698