1 // Copyright (c) 2012 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 #include "ash/shell/toplevel_window.h"
6
7 #include "ash/display/display_controller.h"
8 #include "ash/screen_ash.h"
9 #include "ash/shell.h"
10 #include "ash/wm/window_positioner.h"
11 #include "ash/wm/window_state.h"
12 #include "base/strings/utf_string_conversions.h"
13 #include "ui/aura/root_window.h"
14 #include "ui/aura/window.h"
15 #include "ui/gfx/canvas.h"
16 #include "ui/views/widget/widget.h"
17
18 namespace ash {
19 namespace shell {
20 namespace {
21
22 struct SavedState {
23 gfx::Rect bounds;
24 ui::WindowShowState show_state;
25 };
26
27 // The last window state in ash_shell. We don't bother deleting
28 // this on shutdown.
29 SavedState* saved_state = NULL;
30
31 } // namespace
32
CreateParams()33 ToplevelWindow::CreateParams::CreateParams()
34 : can_resize(false),
35 can_maximize(false) {
36 }
37
38 // static
CreateToplevelWindow(const CreateParams & params)39 views::Widget* ToplevelWindow::CreateToplevelWindow(
40 const CreateParams& params) {
41 views::Widget* widget = views::Widget::CreateWindowWithContext(
42 new ToplevelWindow(params), Shell::GetPrimaryRootWindow());
43 widget->GetNativeView()->SetName("Examples:ToplevelWindow");
44 wm::WindowState* window_state = wm::GetWindowState(widget->GetNativeView());
45 window_state->set_window_position_managed(true);
46 widget->Show();
47 return widget;
48 }
49
50 // static
ClearSavedStateForTest()51 void ToplevelWindow::ClearSavedStateForTest() {
52 delete saved_state;
53 saved_state = NULL;
54 }
55
ToplevelWindow(const CreateParams & params)56 ToplevelWindow::ToplevelWindow(const CreateParams& params) : params_(params) {
57 }
58
~ToplevelWindow()59 ToplevelWindow::~ToplevelWindow() {
60 }
61
OnPaint(gfx::Canvas * canvas)62 void ToplevelWindow::OnPaint(gfx::Canvas* canvas) {
63 canvas->FillRect(GetLocalBounds(), SK_ColorDKGRAY);
64 }
65
GetWindowTitle() const66 base::string16 ToplevelWindow::GetWindowTitle() const {
67 return ASCIIToUTF16("Examples: Toplevel Window");
68 }
69
SaveWindowPlacement(const gfx::Rect & bounds,ui::WindowShowState show_state)70 void ToplevelWindow::SaveWindowPlacement(const gfx::Rect& bounds,
71 ui::WindowShowState show_state) {
72 if (!saved_state)
73 saved_state = new SavedState;
74 saved_state->bounds = bounds;
75 saved_state->show_state = show_state;
76 }
77
GetSavedWindowPlacement(const views::Widget * widget,gfx::Rect * bounds,ui::WindowShowState * show_state) const78 bool ToplevelWindow::GetSavedWindowPlacement(
79 const views::Widget* widget,
80 gfx::Rect* bounds,
81 ui::WindowShowState* show_state) const {
82 bool is_saved_bounds = !!saved_state;
83 if (saved_state) {
84 *bounds = saved_state->bounds;
85 *show_state = saved_state->show_state;
86 } else {
87 // Initial default bounds.
88 bounds->SetRect(10, 150, 300, 300);
89 }
90 ash::WindowPositioner::GetBoundsAndShowStateForNewWindow(
91 ash::Shell::GetScreen(),
92 NULL,
93 is_saved_bounds,
94 *show_state,
95 bounds,
96 show_state);
97 return true;
98 }
99
GetContentsView()100 views::View* ToplevelWindow::GetContentsView() {
101 return this;
102 }
103
CanResize() const104 bool ToplevelWindow::CanResize() const {
105 return params_.can_resize;
106 }
107
CanMaximize() const108 bool ToplevelWindow::CanMaximize() const {
109 return params_.can_maximize;
110 }
111
112 } // namespace shell
113 } // namespace ash
114