widget_delegate.cc revision 5821806d5e7f356e8fa4b058a389a808ea183019 
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 "ui/views/widget/widget_delegate.h"
6
7#include "base/utf_string_conversions.h"
8#include "ui/gfx/image/image_skia.h"
9#include "ui/views/bubble/bubble_delegate.h"
10#include "ui/views/view.h"
11#include "ui/views/views_delegate.h"
12#include "ui/views/widget/widget.h"
13#include "ui/views/window/client_view.h"
14
15namespace views {
16
17////////////////////////////////////////////////////////////////////////////////
18// WidgetDelegate:
19
20WidgetDelegate::WidgetDelegate() : default_contents_view_(NULL) {
21}
22
23void WidgetDelegate::OnWidgetMove() {
24}
25
26void WidgetDelegate::OnDisplayChanged() {
27}
28
29void WidgetDelegate::OnWorkAreaChanged() {
30}
31
32View* WidgetDelegate::GetInitiallyFocusedView() {
33  return NULL;
34}
35
36BubbleDelegateView* WidgetDelegate::AsBubbleDelegate() {
37  return NULL;
38}
39
40DialogDelegate* WidgetDelegate::AsDialogDelegate() {
41  return NULL;
42}
43
44bool WidgetDelegate::CanResize() const {
45  return false;
46}
47
48bool WidgetDelegate::CanMaximize() const {
49  return false;
50}
51
52bool WidgetDelegate::CanActivate() const {
53  return true;
54}
55
56ui::ModalType WidgetDelegate::GetModalType() const {
57  return ui::MODAL_TYPE_NONE;
58}
59
60ui::AccessibilityTypes::Role WidgetDelegate::GetAccessibleWindowRole() const {
61  return ui::AccessibilityTypes::ROLE_WINDOW;
62}
63
64ui::AccessibilityTypes::State WidgetDelegate::GetAccessibleWindowState() const {
65  return 0;
66}
67
68string16 WidgetDelegate::GetAccessibleWindowTitle() const {
69  return GetWindowTitle();
70}
71
72string16 WidgetDelegate::GetWindowTitle() const {
73  return string16();
74}
75
76bool WidgetDelegate::ShouldShowWindowTitle() const {
77  return true;
78}
79
80gfx::ImageSkia WidgetDelegate::GetWindowAppIcon() {
81  // Use the window icon as app icon by default.
82  return GetWindowIcon();
83}
84
85// Returns the icon to be displayed in the window.
86gfx::ImageSkia WidgetDelegate::GetWindowIcon() {
87  return gfx::ImageSkia();
88}
89
90bool WidgetDelegate::ShouldShowWindowIcon() const {
91  return false;
92}
93
94bool WidgetDelegate::ExecuteWindowsCommand(int command_id) {
95  return false;
96}
97
98std::string WidgetDelegate::GetWindowName() const {
99  return std::string();
100}
101
102void WidgetDelegate::SaveWindowPlacement(const gfx::Rect& bounds,
103                                         ui::WindowShowState show_state) {
104  std::string window_name = GetWindowName();
105  if (!ViewsDelegate::views_delegate || window_name.empty())
106    return;
107
108  ViewsDelegate::views_delegate->SaveWindowPlacement(
109      GetWidget(), window_name, bounds, show_state);
110}
111
112bool WidgetDelegate::GetSavedWindowPlacement(
113    gfx::Rect* bounds,
114    ui::WindowShowState* show_state) const {
115  std::string window_name = GetWindowName();
116  if (!ViewsDelegate::views_delegate || window_name.empty())
117    return false;
118
119  return ViewsDelegate::views_delegate->GetSavedWindowPlacement(
120      window_name, bounds, show_state);
121}
122
123bool WidgetDelegate::ShouldRestoreWindowSize() const {
124  return true;
125}
126
127View* WidgetDelegate::GetContentsView() {
128  if (!default_contents_view_)
129    default_contents_view_ = new View;
130  return default_contents_view_;
131}
132
133ClientView* WidgetDelegate::CreateClientView(Widget* widget) {
134  return new ClientView(widget, GetContentsView());
135}
136
137NonClientFrameView* WidgetDelegate::CreateNonClientFrameView(Widget* widget) {
138  return NULL;
139}
140
141bool WidgetDelegate::WillProcessWorkAreaChange() const {
142  return false;
143}
144
145bool WidgetDelegate::WidgetHasHitTestMask() const {
146  return false;
147}
148
149void WidgetDelegate::GetWidgetHitTestMask(gfx::Path* mask) const {
150  DCHECK(mask);
151}
152
153bool WidgetDelegate::ShouldDescendIntoChildForEventHandling(
154    gfx::NativeView child,
155    const gfx::Point& location) {
156  return true;
157}
158
159////////////////////////////////////////////////////////////////////////////////
160// WidgetDelegateView:
161
162WidgetDelegateView::WidgetDelegateView() {
163}
164
165WidgetDelegateView::~WidgetDelegateView() {
166}
167
168Widget* WidgetDelegateView::GetWidget() {
169  return View::GetWidget();
170}
171
172const Widget* WidgetDelegateView::GetWidget() const {
173  return View::GetWidget();
174}
175
176}  // namespace views
177