web_contents_view_guest.cc revision 03b57e008b61dfcb1fbad3aea950ae0e001748b0 
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  // We need to add |offset| of the guest from the embedder to position the
77  // menu properly.
78  gfx::Rect embedder_bounds;
79  guest_->embedder_web_contents()->GetView()->GetContainerBounds(
80      &embedder_bounds);
81  gfx::Rect guest_bounds;
82  GetContainerBounds(&guest_bounds);
83
84  gfx::Vector2d offset = guest_bounds.origin() - embedder_bounds.origin();
85  ContextMenuParams params_in_embedder = params;
86  params_in_embedder.x += offset.x();
87  params_in_embedder.y += offset.y();
88  return params_in_embedder;
89}
90
91void WebContentsViewGuest::GetContainerBounds(gfx::Rect* out) const {
92  // We need embedder container's bounds to calculate our bounds.
93  guest_->embedder_web_contents()->GetView()->GetContainerBounds(out);
94  gfx::Point guest_coordinates = guest_->GetScreenCoordinates(gfx::Point());
95  out->Offset(guest_coordinates.x(), guest_coordinates.y());
96  out->set_size(size_);
97}
98
99void WebContentsViewGuest::SizeContents(const gfx::Size& size) {
100  size_ = size;
101  RenderWidgetHostView* rwhv = web_contents_->GetRenderWidgetHostView();
102  if (rwhv)
103    rwhv->SetSize(size);
104}
105
106void WebContentsViewGuest::SetInitialFocus() {
107  platform_view_->SetInitialFocus();
108}
109
110gfx::Rect WebContentsViewGuest::GetViewBounds() const {
111  return gfx::Rect(size_);
112}
113
114#if defined(OS_MACOSX)
115void WebContentsViewGuest::SetAllowOtherViews(bool allow) {
116  platform_view_->SetAllowOtherViews(allow);
117}
118
119bool WebContentsViewGuest::GetAllowOtherViews() const {
120  return platform_view_->GetAllowOtherViews();
121}
122#endif
123
124void WebContentsViewGuest::CreateView(const gfx::Size& initial_size,
125                                      gfx::NativeView context) {
126  platform_view_->CreateView(initial_size, context);
127  size_ = initial_size;
128}
129
130RenderWidgetHostViewBase* WebContentsViewGuest::CreateViewForWidget(
131    RenderWidgetHost* render_widget_host) {
132  if (render_widget_host->GetView()) {
133    // During testing, the view will already be set up in most cases to the
134    // test view, so we don't want to clobber it with a real one. To verify that
135    // this actually is happening (and somebody isn't accidentally creating the
136    // view twice), we check for the RVH Factory, which will be set when we're
137    // making special ones (which go along with the special views).
138    DCHECK(RenderViewHostFactory::has_factory());
139    return static_cast<RenderWidgetHostViewBase*>(
140        render_widget_host->GetView());
141  }
142
143  RenderWidgetHostViewBase* platform_widget =
144      platform_view_->CreateViewForWidget(render_widget_host);
145
146  RenderWidgetHostViewBase* view = new RenderWidgetHostViewGuest(
147      render_widget_host,
148      guest_,
149      platform_widget);
150
151  return view;
152}
153
154RenderWidgetHostViewBase* WebContentsViewGuest::CreateViewForPopupWidget(
155    RenderWidgetHost* render_widget_host) {
156  return platform_view_->CreateViewForPopupWidget(render_widget_host);
157}
158
159void WebContentsViewGuest::SetPageTitle(const base::string16& title) {
160}
161
162void WebContentsViewGuest::RenderViewCreated(RenderViewHost* host) {
163  platform_view_->RenderViewCreated(host);
164}
165
166void WebContentsViewGuest::RenderViewSwappedIn(RenderViewHost* host) {
167  platform_view_->RenderViewSwappedIn(host);
168}
169
170void WebContentsViewGuest::SetOverscrollControllerEnabled(bool enabled) {
171  // This should never override the setting of the embedder view.
172}
173
174#if defined(OS_MACOSX)
175bool WebContentsViewGuest::IsEventTracking() const {
176  return false;
177}
178
179void WebContentsViewGuest::CloseTabAfterEventTracking() {
180}
181#endif
182
183WebContents* WebContentsViewGuest::web_contents() {
184  return web_contents_;
185}
186
187void WebContentsViewGuest::RestoreFocus() {
188  platform_view_->RestoreFocus();
189}
190
191void WebContentsViewGuest::Focus() {
192  platform_view_->Focus();
193}
194
195void WebContentsViewGuest::StoreFocus() {
196  platform_view_->StoreFocus();
197}
198
199DropData* WebContentsViewGuest::GetDropData() const {
200  NOTIMPLEMENTED();
201  return NULL;
202}
203
204void WebContentsViewGuest::UpdateDragCursor(WebDragOperation operation) {
205  RenderViewHostImpl* embedder_render_view_host =
206      static_cast<RenderViewHostImpl*>(
207          guest_->embedder_web_contents()->GetRenderViewHost());
208  CHECK(embedder_render_view_host);
209  RenderViewHostDelegateView* view =
210      embedder_render_view_host->GetDelegate()->GetDelegateView();
211  if (view)
212    view->UpdateDragCursor(operation);
213}
214
215void WebContentsViewGuest::GotFocus() {
216}
217
218void WebContentsViewGuest::TakeFocus(bool reverse) {
219}
220
221void WebContentsViewGuest::ShowContextMenu(RenderFrameHost* render_frame_host,
222                                           const ContextMenuParams& params) {
223  platform_view_delegate_view_->ShowContextMenu(
224      render_frame_host, ConvertContextMenuParams(params));
225}
226
227void WebContentsViewGuest::StartDragging(
228    const DropData& drop_data,
229    WebDragOperationsMask ops,
230    const gfx::ImageSkia& image,
231    const gfx::Vector2d& image_offset,
232    const DragEventSourceInfo& event_info) {
233  WebContentsImpl* embedder_web_contents = guest_->embedder_web_contents();
234  embedder_web_contents->GetBrowserPluginEmbedder()->StartDrag(guest_);
235  RenderViewHostImpl* embedder_render_view_host =
236      static_cast<RenderViewHostImpl*>(
237          embedder_web_contents->GetRenderViewHost());
238  CHECK(embedder_render_view_host);
239  RenderViewHostDelegateView* view =
240      embedder_render_view_host->GetDelegate()->GetDelegateView();
241  if (view) {
242    RecordAction(base::UserMetricsAction("BrowserPlugin.Guest.StartDrag"));
243    view->StartDragging(drop_data, ops, image, image_offset, event_info);
244  } else {
245    embedder_web_contents->SystemDragEnded();
246  }
247}
248
249}  // namespace content
250