Chrome side of adding search support to Pepper.

chrome/renderer/render_view.cc

 // Copyright (c) 2010 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/renderer/render_view.h"
 
 #include <algorithm>
 #include <string>
 #include <vector>
 
@@ skipping 69 matching lines @@
 #include "third_party/WebKit/WebKit/chromium/public/WebDragData.h"
 #include "third_party/WebKit/WebKit/chromium/public/WebFileChooserParams.h"
 #include "third_party/WebKit/WebKit/chromium/public/WebFormElement.h"
 #include "third_party/WebKit/WebKit/chromium/public/WebFrame.h"
 #include "third_party/WebKit/WebKit/chromium/public/WebHistoryItem.h"
 #include "third_party/WebKit/WebKit/chromium/public/WebImage.h"
 #include "third_party/WebKit/WebKit/chromium/public/WebInputElement.h"
 #include "third_party/WebKit/WebKit/chromium/public/WebNode.h"
 #include "third_party/WebKit/WebKit/chromium/public/WebNodeList.h"
 #include "third_party/WebKit/WebKit/chromium/public/WebPageSerializer.h"
+#include "third_party/WebKit/WebKit/chromium/public/WebPlugin.h"
+#include "third_party/WebKit/WebKit/chromium/public/WebPluginDocument.h"
 #include "third_party/WebKit/WebKit/chromium/public/WebPoint.h"
 #include "third_party/WebKit/WebKit/chromium/public/WebRange.h"
 #include "third_party/WebKit/WebKit/chromium/public/WebRect.h"
 #include "third_party/WebKit/WebKit/chromium/public/WebScriptSource.h"
 #include "third_party/WebKit/WebKit/chromium/public/WebSearchableFormData.h"
 #include "third_party/WebKit/WebKit/chromium/public/WebSecurityOrigin.h"
 #include "third_party/WebKit/WebKit/chromium/public/WebSize.h"
 #include "third_party/WebKit/WebKit/chromium/public/WebStorageNamespace.h"
 #include "third_party/WebKit/WebKit/chromium/public/WebString.h"
 #include "third_party/WebKit/WebKit/chromium/public/WebURL.h"
@@ skipping 10 matching lines @@
 #include "webkit/glue/image_decoder.h"
 #include "webkit/glue/media/buffered_data_source.h"
 #include "webkit/glue/media/simple_data_source.h"
 #include "webkit/glue/password_form.h"
 #include "webkit/glue/plugins/plugin_list.h"
 #include "webkit/glue/plugins/webplugin_delegate_impl.h"
 #include "webkit/glue/media/video_renderer_impl.h"
 #include "webkit/glue/webdropdata.h"
 #include "webkit/glue/webkit_glue.h"
 #include "webkit/glue/webmediaplayer_impl.h"
+#include "webkit/glue/webplugin_delegate.h"
 #include "webkit/glue/webplugin_impl.h"
 
 #if defined(OS_WIN)
 // TODO(port): these files are currently Windows only because they concern:
 //   * theming
 #include "gfx/native_theme_win.h"
 #elif defined(USE_X11)
 #include "third_party/WebKit/WebKit/chromium/public/linux/WebRenderTheme.h"
 #endif
 
@@ skipping 31 matching lines @@
 using WebKit::WebMediaPlayer;
 using WebKit::WebMediaPlayerAction;
 using WebKit::WebMediaPlayerClient;
 using WebKit::WebNavigationPolicy;
 using WebKit::WebNavigationType;
 using WebKit::WebNode;
 using WebKit::WebPageSerializer;
 using WebKit::WebPageSerializerClient;
 using WebKit::WebPlugin;
 using WebKit::WebPluginParams;
+using WebKit::WebPluginDocument;
 using WebKit::WebPoint;
 using WebKit::WebPopupMenuInfo;
 using WebKit::WebRange;
 using WebKit::WebRect;
 using WebKit::WebScriptSource;
 using WebKit::WebSearchableFormData;
 using WebKit::WebSecurityOrigin;
 using WebKit::WebSettings;
 using WebKit::WebSharedWorker;
 using WebKit::WebSize;
@@ skipping 319 matching lines @@
 
   IPC_BEGIN_MESSAGE_MAP(RenderView, message)
     IPC_MESSAGE_HANDLER(ViewMsg_CaptureThumbnail, SendThumbnail)
     IPC_MESSAGE_HANDLER(ViewMsg_CaptureSnapshot, SendSnapshot)
     IPC_MESSAGE_HANDLER(ViewMsg_PrintPages, OnPrintPages)
     IPC_MESSAGE_HANDLER(ViewMsg_PrintingDone, OnPrintingDone)
     IPC_MESSAGE_HANDLER(ViewMsg_Navigate, OnNavigate)
     IPC_MESSAGE_HANDLER(ViewMsg_Stop, OnStop)
     IPC_MESSAGE_HANDLER(ViewMsg_ReloadFrame, OnReloadFrame)
     IPC_MESSAGE_HANDLER(ViewMsg_LoadAlternateHTMLText, OnLoadAlternateHTMLText)
-    IPC_MESSAGE_HANDLER(ViewMsg_StopFinding, OnStopFinding)
     IPC_MESSAGE_HANDLER(ViewMsg_Undo, OnUndo)
     IPC_MESSAGE_HANDLER(ViewMsg_Redo, OnRedo)
     IPC_MESSAGE_HANDLER(ViewMsg_Cut, OnCut)
     IPC_MESSAGE_HANDLER(ViewMsg_Copy, OnCopy)
 #if defined(OS_MACOSX)
     IPC_MESSAGE_HANDLER(ViewMsg_CopyToFindPboard, OnCopyToFindPboard)
 #endif
     IPC_MESSAGE_HANDLER(ViewMsg_Paste, OnPaste)
     IPC_MESSAGE_HANDLER(ViewMsg_Replace, OnReplace)
     IPC_MESSAGE_HANDLER(ViewMsg_ToggleSpellPanel, OnToggleSpellPanel)
     IPC_MESSAGE_HANDLER(ViewMsg_AdvanceToNextMisspelling,
                         OnAdvanceToNextMisspelling)
     IPC_MESSAGE_HANDLER(ViewMsg_ToggleSpellCheck, OnToggleSpellCheck)
     IPC_MESSAGE_HANDLER(ViewMsg_Delete, OnDelete)
     IPC_MESSAGE_HANDLER(ViewMsg_SelectAll, OnSelectAll)
     IPC_MESSAGE_HANDLER(ViewMsg_CopyImageAt, OnCopyImageAt)
     IPC_MESSAGE_HANDLER(ViewMsg_ExecuteEditCommand, OnExecuteEditCommand)
     IPC_MESSAGE_HANDLER(ViewMsg_Find, OnFind)
+    IPC_MESSAGE_HANDLER(ViewMsg_StopFinding, OnStopFinding)
+    IPC_MESSAGE_HANDLER(ViewMsg_FindReplyACK, OnFindReplyAck)
     IPC_MESSAGE_HANDLER(ViewMsg_Zoom, OnZoom)
     IPC_MESSAGE_HANDLER(ViewMsg_SetContentSettingsForLoadingHost,
                         OnSetContentSettingsForLoadingHost)
     IPC_MESSAGE_HANDLER(ViewMsg_SetZoomLevelForLoadingHost,
                         OnSetZoomLevelForLoadingHost)
     IPC_MESSAGE_HANDLER(ViewMsg_SetPageEncoding, OnSetPageEncoding)
     IPC_MESSAGE_HANDLER(ViewMsg_ResetPageEncodingToDefault,
                         OnResetPageEncodingToDefault)
     IPC_MESSAGE_HANDLER(ViewMsg_SetupDevToolsClient, OnSetupDevToolsClient)
     IPC_MESSAGE_HANDLER(ViewMsg_DownloadFavIcon, OnDownloadFavIcon)
     IPC_MESSAGE_HANDLER(ViewMsg_ScriptEvalRequest, OnScriptEvalRequest)
     IPC_MESSAGE_HANDLER(ViewMsg_CSSInsertRequest, OnCSSInsertRequest)
     IPC_MESSAGE_HANDLER(ViewMsg_AddMessageToConsole, OnAddMessageToConsole)
     IPC_MESSAGE_HANDLER(ViewMsg_ReservePageIDRange, OnReservePageIDRange)
     IPC_MESSAGE_HANDLER(ViewMsg_FillPasswordForm, OnFillPasswordForm)
     IPC_MESSAGE_HANDLER(ViewMsg_DragTargetDragEnter, OnDragTargetDragEnter)
     IPC_MESSAGE_HANDLER(ViewMsg_DragTargetDragOver, OnDragTargetDragOver)
     IPC_MESSAGE_HANDLER(ViewMsg_DragTargetDragLeave, OnDragTargetDragLeave)
     IPC_MESSAGE_HANDLER(ViewMsg_DragTargetDrop, OnDragTargetDrop)
     IPC_MESSAGE_HANDLER(ViewMsg_AllowBindings, OnAllowBindings)
     IPC_MESSAGE_HANDLER(ViewMsg_SetDOMUIProperty, OnSetDOMUIProperty)
     IPC_MESSAGE_HANDLER(ViewMsg_DragSourceEndedOrMoved,
                         OnDragSourceEndedOrMoved)
     IPC_MESSAGE_HANDLER(ViewMsg_DragSourceSystemDragEnded,
                         OnDragSourceSystemDragEnded)
     IPC_MESSAGE_HANDLER(ViewMsg_SetInitialFocus, OnSetInitialFocus)
-    IPC_MESSAGE_HANDLER(ViewMsg_FindReplyACK, OnFindReplyAck)
     IPC_MESSAGE_HANDLER(ViewMsg_UpdateTargetURL_ACK, OnUpdateTargetURLAck)
     IPC_MESSAGE_HANDLER(ViewMsg_UpdateWebPreferences, OnUpdateWebPreferences)
     IPC_MESSAGE_HANDLER(ViewMsg_SetAltErrorPageURL, OnSetAltErrorPageURL)
     IPC_MESSAGE_HANDLER(ViewMsg_InstallMissingPlugin, OnInstallMissingPlugin)
     IPC_MESSAGE_HANDLER(ViewMsg_RunFileChooserResponse, OnFileChooserResponse)
     IPC_MESSAGE_HANDLER(ViewMsg_EnableViewSourceMode, OnEnableViewSourceMode)
     IPC_MESSAGE_HANDLER(ViewMsg_GetAllSavableResourceLinksForCurrentPage,
                         OnGetAllSavableResourceLinksForCurrentPage)
     IPC_MESSAGE_HANDLER(
         ViewMsg_GetSerializedHtmlDataForCurrentPageWithLocalLinks,
@@ skipping 419 matching lines @@
 
   webview()->focusedFrame()->executeCommand(
       WebString::fromUTF8(name), WebString::fromUTF8(value));
 }
 
 void RenderView::OnSetupDevToolsClient() {
   DCHECK(!devtools_client_.get());
   devtools_client_.reset(new DevToolsClient(this));
 }
 
-void RenderView::OnStopFinding(const ViewMsg_StopFinding_Params& params) {
-  WebView* view = webview();
-  if (!view)
-    return;
-
-  bool clear_selection =
-      params.action == ViewMsg_StopFinding_Params::kClearSelection;
-  if (clear_selection)
-    view->focusedFrame()->executeCommand(WebString::fromUTF8("Unselect"));
-
-  WebFrame* frame = view->mainFrame();
-  while (frame) {
-    frame->stopFinding(clear_selection);
-    frame = frame->traverseNext(false);
-  }
-
-  if (params.action == ViewMsg_StopFinding_Params::kActivateSelection) {
-    WebFrame* focused_frame = view->focusedFrame();
-    if (focused_frame) {
-      WebDocument doc = focused_frame->document();
-      if (!doc.isNull()) {
-        WebNode node = doc.focusedNode();
-        if (!node.isNull())
-          node.simulateClick();
-      }
-    }
-  }
-}
-
-void RenderView::OnFindReplyAck() {
-  // Check if there is any queued up request waiting to be sent.
-  if (queued_find_reply_message_.get()) {
-    // Send the search result over to the browser process.
-    Send(queued_find_reply_message_.get());
-    queued_find_reply_message_.release();
-  }
-}
-
 void RenderView::OnUpdateTargetURLAck() {
   // Check if there is a targeturl waiting to be sent.
   if (target_url_status_ == TARGET_PENDING) {
     Send(new ViewHostMsg_UpdateTargetURL(routing_id_, page_id_,
                                          pending_target_url_));
   }
 
   target_url_status_ = TARGET_NONE;
 }
 
@@ skipping 1936 matching lines @@
                                            const WebRect& selection_rect) {
   // Send the search result over to the browser process.
   Send(new ViewHostMsg_Find_Reply(routing_id_,
                                   request_id,
                                   -1,
                                   selection_rect,
                                   active_match_ordinal,
                                   false));
 }
 
+void RenderView::ReportNoFindInPageResults(int request_id) {
+  Send(new ViewHostMsg_Find_Reply(routing_id_,
+                                  request_id,
+                                  0,
+                                  gfx::Rect(),
+                                  0,
+                                  true));
+}
+
 // webkit_glue::WebPluginPageDelegate -----------------------------------------
 
 webkit_glue::WebPluginDelegate* RenderView::CreatePluginDelegate(
     const GURL& url,
     const std::string& mime_type,
     std::string* actual_mime_type) {
   if (!PluginChannelHost::IsListening())
     return NULL;
 
   GURL policy_url;
@@ skipping 246 matching lines @@
       NOTREACHED() << "unknown ErrorPageType";
   }
 
   // OK, build the final url to return.
   GURL::Replacements link_doctor_params;
   link_doctor_params.SetQueryStr(params);
   GURL url = alternate_error_page_url_.ReplaceComponents(link_doctor_params);
   return url;
 }
 
+webkit_glue::WebPluginDelegate* RenderView::GetDelegateForPluginDocument() {
+  WebPlugin* plugin = webview()->mainFrame()->document().
+      toElement<WebPluginDocument>().plugin();
+  return static_cast<webkit_glue::WebPluginImpl*>(plugin)->delegate();
+}
+
 void RenderView::OnFind(int request_id, const string16& search_text,
                         const WebFindOptions& options) {
   WebFrame* main_frame = webview()->mainFrame();
+
+  if (main_frame->document().isPluginDocument()) {
+    webkit_glue::WebPluginDelegate* delegate = GetDelegateForPluginDocument();
+    if (options.findNext) {
+      // Just navigate back/forward.
+      delegate->SelectFindResult(options.forward);
+    } else {
+      if (delegate->SupportsFind()) {
+        delegate->StartFind(UTF16ToUTF8(search_text),
+                            options.matchCase,
+                            request_id);
+      } else {
+        ReportNoFindInPageResults(request_id);
+      }
+    }
+    return;
+  }
+
   WebFrame* frame_after_main = main_frame->traverseNext(true);
   WebFrame* focused_frame = webview()->focusedFrame();
   WebFrame* search_frame = focused_frame;  // start searching focused frame.
 
   bool multi_frame = (frame_after_main != main_frame);
 
   // If we have multiple frames, we don't want to wrap the search within the
   // frame, so we check here if we only have main_frame in the chain.
   bool wrap_within_frame = !multi_frame;
 
@@ skipping 82 matching lines @@
                                          true);  // reset the tickmarks
       }
 
       // Iterate to the next frame. The frame will not necessarily scope, for
       // example if it is not visible.
       search_frame = search_frame->traverseNext(true);
     } while (search_frame != main_frame);
   }
 }
 
+void RenderView::OnStopFinding(const ViewMsg_StopFinding_Params& params) {
+  WebView* view = webview();
+  if (!view)
+    return;
+
+  WebDocument doc = view->mainFrame()->document();
+  if (doc.isPluginDocument()) {
+    GetDelegateForPluginDocument()->StopFind();
+    return;
+  }
+
+  bool clear_selection =
+      params.action == ViewMsg_StopFinding_Params::kClearSelection;
+  if (clear_selection)
+    view->focusedFrame()->executeCommand(WebString::fromUTF8("Unselect"));
+
+  WebFrame* frame = view->mainFrame();
+  while (frame) {
+    frame->stopFinding(clear_selection);
+    frame = frame->traverseNext(false);
+  }
+
+  if (params.action == ViewMsg_StopFinding_Params::kActivateSelection) {
+    WebFrame* focused_frame = view->focusedFrame();
+    if (focused_frame) {
+      WebDocument doc = focused_frame->document();
+      if (!doc.isNull()) {
+        WebNode node = doc.focusedNode();
+        if (!node.isNull())
+          node.simulateClick();
+      }
+    }
+  }
+}
+
+void RenderView::OnFindReplyAck() {
+  // Check if there is any queued up request waiting to be sent.
+  if (queued_find_reply_message_.get()) {
+    // Send the search result over to the browser process.
+    Send(queued_find_reply_message_.get());
+    queued_find_reply_message_.release();
+  }
+}
+
 // static
 std::string RenderView::DetermineTextLanguage(const std::wstring& text) {
   // Text with less than 100 bytes will probably not provide good results.
   // Report it as unknown language.
   if (text.length() < 100)
     return kUnknownLanguageCode;
 
   std::string language = kUnknownLanguageCode;
   int num_languages = 0;
   bool is_reliable = false;
@@ skipping 1372 matching lines @@
     gfx::PluginWindowHandle window) {
   Send(new ViewHostMsg_AcceleratedSurfaceBuffersSwapped(routing_id(), window));
 }
 #endif
 
 WebKit::WebGeolocationServiceInterface* RenderView::getGeolocationService() {
   if (!geolocation_dispatcher_.get())
     geolocation_dispatcher_.reset(new GeolocationDispatcher(this));
   return geolocation_dispatcher_.get();
 }