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Issue 9700023: Move creation of content TabContentsViews to content so that we can hide these headers through DEPS… (Closed) Base URL: svn://chrome-svn/chrome/trunk/src/
Patch Set: fix mac Created 8 years, 9 months ago
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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 "chrome/browser/tab_contents/chrome_web_contents_view_win_delegate.h"
6
7 #include "chrome/browser/browser_shutdown.h"
8 #include "chrome/browser/tab_contents/web_drag_bookmark_handler_win.h"
9 #include "chrome/browser/ui/constrained_window_tab_helper.h"
10 #include "chrome/browser/ui/sad_tab_helper.h"
11 #include "chrome/browser/ui/tab_contents/tab_contents_wrapper.h"
12 #include "chrome/browser/ui/views/constrained_window_views.h"
13 #include "chrome/browser/ui/views/tab_contents/render_view_context_menu_views.h"
14 #include "content/public/browser/render_process_host.h"
15 #include "content/public/browser/render_view_host.h"
16 #include "content/public/browser/render_widget_host_view.h"
17 #include "content/public/browser/web_contents.h"
18 #include "content/public/browser/web_contents_view.h"
19 #include "ui/views/focus/focus_manager.h"
20 #include "ui/views/focus/view_storage.h"
21 #include "ui/views/widget/widget.h"
22
23 ChromeWebContentsViewWinDelegate::ChromeWebContentsViewWinDelegate(
24 content::WebContents* web_contents)
25 : web_contents_(web_contents) {
26 last_focused_view_storage_id_ =
27 views::ViewStorage::GetInstance()->CreateStorageID();
28 }
29
30 ChromeWebContentsViewWinDelegate::~ChromeWebContentsViewWinDelegate() {
31 // Makes sure to remove any stored view we may still have in the ViewStorage.
32 //
33 // It is possible the view went away before us, so we only do this if the
34 // view is registered.
35 views::ViewStorage* view_storage = views::ViewStorage::GetInstance();
36 if (view_storage->RetrieveView(last_focused_view_storage_id_) != NULL)
37 view_storage->RemoveView(last_focused_view_storage_id_);
38
39 }
40
41 content::WebDragDestDelegate*
42 ChromeWebContentsViewWinDelegate::GetDragDestDelegate() {
43 // We install a chrome specific handler to intercept bookmark drags for the
44 // bookmark manager/extension API.
45 bookmark_handler_.reset(new WebDragBookmarkHandlerWin);
46 return bookmark_handler_.get();
47 }
48
49 bool ChromeWebContentsViewWinDelegate::Focus() {
50 TabContentsWrapper* wrapper =
51 TabContentsWrapper::GetCurrentWrapperForContents(web_contents_);
52 if (wrapper) {
53 views::Widget* sad_tab = wrapper->sad_tab_helper()->sad_tab();
54 if (sad_tab) {
55 sad_tab->GetContentsView()->RequestFocus();
56 return true;
57 }
58
59 // TODO(erg): TabContents used to own constrained windows, which is why
60 // this is here. Eventually this should be ported to a containing view
61 // specializing in constrained window management.
62 ConstrainedWindowTabHelper* helper =
63 wrapper->constrained_window_tab_helper();
64 if (helper->constrained_window_count() > 0) {
65 ConstrainedWindow* window = *helper->constrained_window_begin();
66 DCHECK(window);
67 window->FocusConstrainedWindow();
68 return true;
69 }
70 }
71 return false;
72 }
73
74 void ChromeWebContentsViewWinDelegate::TakeFocus(bool reverse) {
75 GetFocusManager()->AdvanceFocus(reverse);
76 }
77
78 void ChromeWebContentsViewWinDelegate::StoreFocus() {
79 views::ViewStorage* view_storage = views::ViewStorage::GetInstance();
80
81 if (view_storage->RetrieveView(last_focused_view_storage_id_) != NULL)
82 view_storage->RemoveView(last_focused_view_storage_id_);
83
84 views::View* focused_view = GetFocusManager()->GetFocusedView();
85 if (focused_view)
86 view_storage->StoreView(last_focused_view_storage_id_, focused_view);
87 }
88
89 void ChromeWebContentsViewWinDelegate::RestoreFocus() {
90 views::ViewStorage* view_storage = views::ViewStorage::GetInstance();
91 views::View* last_focused_view =
92 view_storage->RetrieveView(last_focused_view_storage_id_);
93
94 if (!last_focused_view) {
95 SetInitialFocus();
96 } else {
97 if (last_focused_view->IsFocusable() &&
98 GetFocusManager()->ContainsView(last_focused_view)) {
99 last_focused_view->RequestFocus();
100 } else {
101 // The focused view may not belong to the same window hierarchy (e.g.
102 // if the location bar was focused and the tab is dragged out), or it may
103 // no longer be focusable (e.g. if the location bar was focused and then
104 // we switched to fullscreen mode). In that case we default to the
105 // default focus.
106 SetInitialFocus();
107 }
108 view_storage->RemoveView(last_focused_view_storage_id_);
109 }
110 }
111
112 void ChromeWebContentsViewWinDelegate::ShowContextMenu(
113 const content::ContextMenuParams& params) {
114 context_menu_.reset(new RenderViewContextMenuViews(web_contents_, params));
115 context_menu_->Init();
116
117 // Don't show empty menus.
118 if (context_menu_->menu_model().GetItemCount() == 0)
119 return;
120
121 gfx::Point screen_point(params.x, params.y);
122
123 POINT temp = screen_point.ToPOINT();
124 ClientToScreen(web_contents_->GetView()->GetNativeView(), &temp);
125 screen_point = temp;
126
127 // Enable recursive tasks on the message loop so we can get updates while
128 // the context menu is being displayed.
129 MessageLoop::ScopedNestableTaskAllower allow(MessageLoop::current());
130 context_menu_->RunMenuAt(GetTopLevelWidget(), screen_point);
131 }
132
133 void ChromeWebContentsViewWinDelegate::SizeChanged(const gfx::Size& size) {
134 TabContentsWrapper* wrapper =
135 TabContentsWrapper::GetCurrentWrapperForContents(web_contents_);
136 if (!wrapper)
137 return;
138 views::Widget* sad_tab = wrapper->sad_tab_helper()->sad_tab();
139 if (sad_tab)
140 sad_tab->SetBounds(gfx::Rect(size));
141 }
142
143 views::Widget* ChromeWebContentsViewWinDelegate::GetTopLevelWidget() {
144 HWND top_level_window = web_contents_->GetView()->GetTopLevelNativeWindow();
145 if (!top_level_window)
146 return NULL;
147 return views::Widget::GetWidgetForNativeWindow(top_level_window);
148 }
149
150 views::FocusManager*
151 ChromeWebContentsViewWinDelegate::GetFocusManager() {
152 views::Widget* toplevel_widget = GetTopLevelWidget();
153 return toplevel_widget ? toplevel_widget->GetFocusManager() : NULL;
154 }
155
156 void ChromeWebContentsViewWinDelegate::SetInitialFocus() {
157 if (web_contents_->FocusLocationBarByDefault()) {
158 web_contents_->SetFocusToLocationBar(false);
159 } else {
160 web_contents_->GetView()->Focus();
161 }
162 }
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