web_contents_view_guest.cc revision 010d83a9304c5a91596085d917d248abff47903a 
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 "content/browser/web_contents/web_contents_view_guest.h"
6
7#include "build/build_config.h"
8#include "content/browser/browser_plugin/browser_plugin_embedder.h"
9#include "content/browser/browser_plugin/browser_plugin_guest.h"
10#include "content/browser/frame_host/interstitial_page_impl.h"
11#include "content/browser/frame_host/render_widget_host_view_guest.h"
12#include "content/browser/renderer_host/render_view_host_factory.h"
13#include "content/browser/renderer_host/render_view_host_impl.h"
14#include "content/browser/web_contents/web_contents_impl.h"
15#include "content/common/drag_messages.h"
16#include "content/public/browser/user_metrics.h"
17#include "content/public/browser/web_contents_delegate.h"
18#include "content/public/common/context_menu_params.h"
19#include "content/public/common/drop_data.h"
20#include "ui/gfx/image/image_skia.h"
21#include "ui/gfx/point.h"
22#include "ui/gfx/rect.h"
23#include "ui/gfx/size.h"
24
25#if defined(USE_AURA)
26#include "ui/aura/window.h"
27#endif
28
29using blink::WebDragOperation;
30using blink::WebDragOperationsMask;
31
32namespace content {
33
34WebContentsViewGuest::WebContentsViewGuest(
35    WebContentsImpl* web_contents,
36    BrowserPluginGuest* guest,
37    scoped_ptr<WebContentsView> platform_view,
38    RenderViewHostDelegateView* platform_view_delegate_view)
39    : web_contents_(web_contents),
40      guest_(guest),
41      platform_view_(platform_view.Pass()),
42      platform_view_delegate_view_(platform_view_delegate_view) {
43}
44
45WebContentsViewGuest::~WebContentsViewGuest() {
46}
47
48gfx::NativeView WebContentsViewGuest::GetNativeView() const {
49  return platform_view_->GetNativeView();
50}
51
52gfx::NativeView WebContentsViewGuest::GetContentNativeView() const {
53  RenderWidgetHostView* rwhv = web_contents_->GetRenderWidgetHostView();
54  if (!rwhv)
55    return NULL;
56  return rwhv->GetNativeView();
57}
58
59gfx::NativeWindow WebContentsViewGuest::GetTopLevelNativeWindow() const {
60  return guest_->embedder_web_contents()->GetTopLevelNativeWindow();
61}
62
63void WebContentsViewGuest::OnGuestInitialized(WebContentsView* parent_view) {
64#if defined(USE_AURA)
65  // In aura, ScreenPositionClient doesn't work properly if we do
66  // not have the native view associated with this WebContentsViewGuest in the
67  // view hierarchy. We add this view as embedder's child here.
68  // This would go in WebContentsViewGuest::CreateView, but that is too early to
69  // access embedder_web_contents(). Therefore, we do it here.
70  parent_view->GetNativeView()->AddChild(platform_view_->GetNativeView());
71#endif  // defined(USE_AURA)
72}
73
74ContextMenuParams WebContentsViewGuest::ConvertContextMenuParams(
75    const ContextMenuParams& params) const {
76#if defined(USE_AURA)
77  // Context menu uses ScreenPositionClient::ConvertPointToScreen() in aura
78  // to calculate popup position. Guest's native view
79  // (platform_view_->GetNativeView()) is part of the embedder's view hierarchy,
80  // but is placed at (0, 0) w.r.t. the embedder's position. Therefore, |offset|
81  // is added to |params|.
82  gfx::Rect embedder_bounds;
83  guest_->embedder_web_contents()->GetView()->GetContainerBounds(
84      &embedder_bounds);
85  gfx::Rect guest_bounds;
86  GetContainerBounds(&guest_bounds);
87
88  gfx::Vector2d offset = guest_bounds.origin() - embedder_bounds.origin();
89  ContextMenuParams params_in_embedder = params;
90  params_in_embedder.x += offset.x();
91  params_in_embedder.y += offset.y();
92  return params_in_embedder;
93#else
94  return params;
95#endif
96}
97
98void WebContentsViewGuest::GetContainerBounds(gfx::Rect* out) const {
99  // We need embedder container's bounds to calculate our bounds.
100  guest_->embedder_web_contents()->GetView()->GetContainerBounds(out);
101  gfx::Point guest_coordinates = guest_->GetScreenCoordinates(gfx::Point());
102  out->Offset(guest_coordinates.x(), guest_coordinates.y());
103  out->set_size(size_);
104}
105
106void WebContentsViewGuest::SizeContents(const gfx::Size& size) {
107  size_ = size;
108  RenderWidgetHostView* rwhv = web_contents_->GetRenderWidgetHostView();
109  if (rwhv)
110    rwhv->SetSize(size);
111}
112
113void WebContentsViewGuest::SetInitialFocus() {
114  platform_view_->SetInitialFocus();
115}
116
117gfx::Rect WebContentsViewGuest::GetViewBounds() const {
118  return gfx::Rect(size_);
119}
120
121#if defined(OS_MACOSX)
122void WebContentsViewGuest::SetAllowOverlappingViews(bool overlapping) {
123  platform_view_->SetAllowOverlappingViews(overlapping);
124}
125
126bool WebContentsViewGuest::GetAllowOverlappingViews() const {
127  return platform_view_->GetAllowOverlappingViews();
128}
129
130void WebContentsViewGuest::SetOverlayView(
131    WebContentsView* overlay, const gfx::Point& offset) {
132  platform_view_->SetOverlayView(overlay, offset);
133}
134
135void WebContentsViewGuest::RemoveOverlayView() {
136  platform_view_->RemoveOverlayView();
137}
138#endif
139
140void WebContentsViewGuest::CreateView(const gfx::Size& initial_size,
141                                      gfx::NativeView context) {
142  platform_view_->CreateView(initial_size, context);
143  size_ = initial_size;
144}
145
146RenderWidgetHostViewBase* WebContentsViewGuest::CreateViewForWidget(
147    RenderWidgetHost* render_widget_host) {
148  if (render_widget_host->GetView()) {
149    // During testing, the view will already be set up in most cases to the
150    // test view, so we don't want to clobber it with a real one. To verify that
151    // this actually is happening (and somebody isn't accidentally creating the
152    // view twice), we check for the RVH Factory, which will be set when we're
153    // making special ones (which go along with the special views).
154    DCHECK(RenderViewHostFactory::has_factory());
155    return static_cast<RenderWidgetHostViewBase*>(
156        render_widget_host->GetView());
157  }
158
159  RenderWidgetHostViewBase* platform_widget =
160      platform_view_->CreateViewForWidget(render_widget_host);
161
162  RenderWidgetHostViewBase* view = new RenderWidgetHostViewGuest(
163      render_widget_host,
164      guest_,
165      platform_widget);
166
167  return view;
168}
169
170RenderWidgetHostViewBase* WebContentsViewGuest::CreateViewForPopupWidget(
171    RenderWidgetHost* render_widget_host) {
172  return platform_view_->CreateViewForWidget(render_widget_host);
173}
174
175void WebContentsViewGuest::SetPageTitle(const base::string16& title) {
176}
177
178void WebContentsViewGuest::RenderViewCreated(RenderViewHost* host) {
179  platform_view_->RenderViewCreated(host);
180}
181
182void WebContentsViewGuest::RenderViewSwappedIn(RenderViewHost* host) {
183  platform_view_->RenderViewSwappedIn(host);
184}
185
186void WebContentsViewGuest::SetOverscrollControllerEnabled(bool enabled) {
187  // This should never override the setting of the embedder view.
188}
189
190#if defined(OS_MACOSX)
191bool WebContentsViewGuest::IsEventTracking() const {
192  return false;
193}
194
195void WebContentsViewGuest::CloseTabAfterEventTracking() {
196}
197#endif
198
199WebContents* WebContentsViewGuest::web_contents() {
200  return web_contents_;
201}
202
203void WebContentsViewGuest::RestoreFocus() {
204  platform_view_->RestoreFocus();
205}
206
207void WebContentsViewGuest::Focus() {
208  platform_view_->Focus();
209}
210
211void WebContentsViewGuest::StoreFocus() {
212  platform_view_->StoreFocus();
213}
214
215DropData* WebContentsViewGuest::GetDropData() const {
216  NOTIMPLEMENTED();
217  return NULL;
218}
219
220void WebContentsViewGuest::UpdateDragCursor(WebDragOperation operation) {
221  RenderViewHostImpl* embedder_render_view_host =
222      static_cast<RenderViewHostImpl*>(
223          guest_->embedder_web_contents()->GetRenderViewHost());
224  CHECK(embedder_render_view_host);
225  RenderViewHostDelegateView* view =
226      embedder_render_view_host->GetDelegate()->GetDelegateView();
227  if (view)
228    view->UpdateDragCursor(operation);
229}
230
231void WebContentsViewGuest::GotFocus() {
232}
233
234void WebContentsViewGuest::TakeFocus(bool reverse) {
235}
236
237void WebContentsViewGuest::ShowContextMenu(RenderFrameHost* render_frame_host,
238                                           const ContextMenuParams& params) {
239  platform_view_delegate_view_->ShowContextMenu(
240      render_frame_host, ConvertContextMenuParams(params));
241}
242
243void WebContentsViewGuest::StartDragging(
244    const DropData& drop_data,
245    WebDragOperationsMask ops,
246    const gfx::ImageSkia& image,
247    const gfx::Vector2d& image_offset,
248    const DragEventSourceInfo& event_info) {
249  WebContentsImpl* embedder_web_contents = guest_->embedder_web_contents();
250  embedder_web_contents->GetBrowserPluginEmbedder()->StartDrag(guest_);
251  RenderViewHostImpl* embedder_render_view_host =
252      static_cast<RenderViewHostImpl*>(
253          embedder_web_contents->GetRenderViewHost());
254  CHECK(embedder_render_view_host);
255  RenderViewHostDelegateView* view =
256      embedder_render_view_host->GetDelegate()->GetDelegateView();
257  if (view) {
258    RecordAction(base::UserMetricsAction("BrowserPlugin.Guest.StartDrag"));
259    view->StartDragging(drop_data, ops, image, image_offset, event_info);
260  } else {
261    embedder_web_contents->SystemDragEnded();
262  }
263}
264
265}  // namespace content
266