blob: c8a4d8278d0bf0980206adb1186fa610bf91ae9d (
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
|
// Copyright (c) 2012 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.
#include "ash/shell.h"
#include "ash/shell_window_ids.h"
#include "ash/shell/example_factory.h"
#include "ash/tooltips/tooltip_controller.h"
#include "base/utf_string_conversions.h"
#include "ui/aura/root_window.h"
#include "ui/aura/window.h"
#include "ui/gfx/canvas.h"
#include "ui/gfx/font.h"
#include "ui/views/widget/widget.h"
#include "ui/views/widget/widget_delegate.h"
using ash::Shell;
namespace ash {
namespace shell {
class LockView : public views::WidgetDelegateView {
public:
LockView() {}
virtual ~LockView() {}
// Overridden from View:
virtual gfx::Size GetPreferredSize() OVERRIDE {
return gfx::Size(500, 400);
}
private:
// Overridden from View:
virtual void OnPaint(gfx::Canvas* canvas) OVERRIDE {
canvas->FillRect(GetLocalBounds(), SK_ColorYELLOW);
string16 text = ASCIIToUTF16("LOCKED!");
int string_width = font_.GetStringWidth(text);
canvas->DrawStringInt(text, font_, SK_ColorRED, (width() - string_width)/ 2,
(height() - font_.GetHeight()) / 2,
string_width, font_.GetHeight());
}
virtual bool OnMousePressed(const views::MouseEvent& event) OVERRIDE {
return true;
}
virtual void OnMouseReleased(const views::MouseEvent& event) OVERRIDE {
GetWidget()->Close();
}
gfx::Font font_;
DISALLOW_COPY_AND_ASSIGN(LockView);
};
void CreateLockScreen() {
LockView* lock_view = new LockView;
views::Widget* widget = new views::Widget;
views::Widget::InitParams params(views::Widget::InitParams::TYPE_CONTROL);
gfx::Size ps = lock_view->GetPreferredSize();
gfx::Size root_window_size = Shell::GetRootWindow()->bounds().size();
params.bounds = gfx::Rect((root_window_size.width() - ps.width()) / 2,
(root_window_size.height() - ps.height()) / 2,
ps.width(), ps.height());
params.delegate = lock_view;
params.parent =
Shell::GetInstance()->GetContainer(
ash::internal::kShellWindowId_LockScreenContainer);
widget->Init(params);
widget->SetContentsView(lock_view);
widget->Show();
widget->GetNativeView()->SetName("LockView");
Shell::GetInstance()->tooltip_controller()->UpdateTooltip(
widget->GetNativeView());
}
} // namespace shell
} // namespace ash
|
