toplevel_window.cc revision 1320f92c476a1ad9d19dba2a48c72b75566198e9
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/shell.h"
9#include "ash/wm/window_positioner.h"
10#include "ash/wm/window_state.h"
11#include "base/strings/utf_string_conversions.h"
12#include "ui/aura/window.h"
13#include "ui/aura/window_event_dispatcher.h"
14#include "ui/gfx/canvas.h"
15#include "ui/views/widget/widget.h"
16
17namespace ash {
18namespace shell {
19namespace {
20
21struct SavedState {
22  gfx::Rect bounds;
23  ui::WindowShowState show_state;
24};
25
26// The last window state in ash_shell. We don't bother deleting
27// this on shutdown.
28SavedState* saved_state = NULL;
29
30}  // namespace
31
32ToplevelWindow::CreateParams::CreateParams()
33    : can_resize(false),
34      can_maximize(false) {
35}
36
37// static
38views::Widget* ToplevelWindow::CreateToplevelWindow(
39    const CreateParams& params) {
40  views::Widget* widget = views::Widget::CreateWindowWithContext(
41      new ToplevelWindow(params), Shell::GetPrimaryRootWindow());
42  widget->GetNativeView()->SetName("Examples:ToplevelWindow");
43  wm::WindowState* window_state = wm::GetWindowState(widget->GetNativeView());
44  window_state->set_window_position_managed(true);
45  widget->Show();
46  return widget;
47}
48
49// static
50void ToplevelWindow::ClearSavedStateForTest() {
51  delete saved_state;
52  saved_state = NULL;
53}
54
55ToplevelWindow::ToplevelWindow(const CreateParams& params) : params_(params) {
56}
57
58ToplevelWindow::~ToplevelWindow() {
59}
60
61void ToplevelWindow::OnPaint(gfx::Canvas* canvas) {
62  canvas->FillRect(GetLocalBounds(), SK_ColorDKGRAY);
63}
64
65base::string16 ToplevelWindow::GetWindowTitle() const {
66  return base::ASCIIToUTF16("Examples: Toplevel Window");
67}
68
69void ToplevelWindow::SaveWindowPlacement(const gfx::Rect& bounds,
70                                         ui::WindowShowState show_state) {
71  if (!saved_state)
72    saved_state = new SavedState;
73  saved_state->bounds = bounds;
74  saved_state->show_state = show_state;
75}
76
77bool ToplevelWindow::GetSavedWindowPlacement(
78    const views::Widget* widget,
79    gfx::Rect* bounds,
80    ui::WindowShowState* show_state) const {
81  bool is_saved_bounds = !!saved_state;
82  if (saved_state) {
83    *bounds = saved_state->bounds;
84    *show_state = saved_state->show_state;
85  } else {
86    // Initial default bounds.
87    bounds->SetRect(10, 150, 300, 300);
88  }
89  ash::WindowPositioner::GetBoundsAndShowStateForNewWindow(
90      ash::Shell::GetScreen(),
91      NULL,
92      is_saved_bounds,
93      *show_state,
94      bounds,
95      show_state);
96  return true;
97}
98
99views::View* ToplevelWindow::GetContentsView() {
100  return this;
101}
102
103bool ToplevelWindow::CanResize() const {
104  return params_.can_resize;
105}
106
107bool ToplevelWindow::CanMaximize() const {
108  return params_.can_maximize;
109}
110
111bool ToplevelWindow::CanMinimize() const {
112  return params_.can_maximize;
113}
114
115}  // namespace shell
116}  // namespace ash
117