toplevel_window.cc revision 0f1bc08d4cfcc34181b0b5cbf065c40f687bf740 
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
18namespace ash {
19namespace shell {
20namespace {
21
22struct 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.
29SavedState* saved_state = NULL;
30
31}  // namespace
32
33ToplevelWindow::CreateParams::CreateParams()
34    : can_resize(false),
35      can_maximize(false) {
36}
37
38// static
39views::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
51void ToplevelWindow::ClearSavedStateForTest() {
52  delete saved_state;
53  saved_state = NULL;
54}
55
56ToplevelWindow::ToplevelWindow(const CreateParams& params) : params_(params) {
57}
58
59ToplevelWindow::~ToplevelWindow() {
60}
61
62void ToplevelWindow::OnPaint(gfx::Canvas* canvas) {
63  canvas->FillRect(GetLocalBounds(), SK_ColorDKGRAY);
64}
65
66base::string16 ToplevelWindow::GetWindowTitle() const {
67  return ASCIIToUTF16("Examples: Toplevel Window");
68}
69
70void 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
78bool 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
100views::View* ToplevelWindow::GetContentsView() {
101  return this;
102}
103
104bool ToplevelWindow::CanResize() const {
105  return params_.can_resize;
106}
107
108bool ToplevelWindow::CanMaximize() const {
109  return params_.can_maximize;
110}
111
112}  // namespace shell
113}  // namespace ash
114