Expose text track settings in Content and implement for Android

content/renderer/render_frame_impl.cc

 // Copyright 2013 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 "content/renderer/render_frame_impl.h"
 
 #include <map>
 #include <string>
 
 #include "base/auto_reset.h"
@@ skipping 117 matching lines @@
 #include "third_party/WebKit/public/web/WebNavigationPolicy.h"
 #include "third_party/WebKit/public/web/WebPlugin.h"
 #include "third_party/WebKit/public/web/WebPluginParams.h"
 #include "third_party/WebKit/public/web/WebPluginPlaceholder.h"
 #include "third_party/WebKit/public/web/WebRange.h"
 #include "third_party/WebKit/public/web/WebScopedUserGesture.h"
 #include "third_party/WebKit/public/web/WebScriptSource.h"
 #include "third_party/WebKit/public/web/WebSearchableFormData.h"
 #include "third_party/WebKit/public/web/WebSecurityOrigin.h"
 #include "third_party/WebKit/public/web/WebSecurityPolicy.h"
+#include "third_party/WebKit/public/web/WebSettings.h"
 #include "third_party/WebKit/public/web/WebSurroundingText.h"
 #include "third_party/WebKit/public/web/WebUserGestureIndicator.h"
 #include "third_party/WebKit/public/web/WebView.h"
 #include "third_party/mojo/src/mojo/edk/js/core.h"
 #include "third_party/mojo/src/mojo/edk/js/support.h"
 
 #if defined(ENABLE_PLUGINS)
 #include "content/renderer/npapi/webplugin_impl.h"
 #include "content/renderer/pepper/pepper_browser_connection.h"
 #include "content/renderer/pepper/pepper_plugin_instance_impl.h"
@@ skipping 866 matching lines @@
     IPC_MESSAGE_HANDLER(FrameMsg_Reload, OnReload)
     IPC_MESSAGE_HANDLER(FrameMsg_TextSurroundingSelectionRequest,
                         OnTextSurroundingSelectionRequest)
     IPC_MESSAGE_HANDLER(FrameMsg_AddStyleSheetByURL,
                         OnAddStyleSheetByURL)
     IPC_MESSAGE_HANDLER(FrameMsg_SetAccessibilityMode,
                         OnSetAccessibilityMode)
     IPC_MESSAGE_HANDLER(FrameMsg_DisownOpener, OnDisownOpener)
     IPC_MESSAGE_HANDLER(FrameMsg_CommitNavigation, OnCommitNavigation)
     IPC_MESSAGE_HANDLER(FrameMsg_DidUpdateSandboxFlags, OnDidUpdateSandboxFlags)
+    IPC_MESSAGE_HANDLER(FrameMsg_SetTextTrackSettings,
+                        OnTextTrackSettingsChanged)
 #if defined(OS_ANDROID)
     IPC_MESSAGE_HANDLER(FrameMsg_SelectPopupMenuItems, OnSelectPopupMenuItems)
 #elif defined(OS_MACOSX)
     IPC_MESSAGE_HANDLER(FrameMsg_SelectPopupMenuItem, OnSelectPopupMenuItem)
     IPC_MESSAGE_HANDLER(InputMsg_CopyToFindPboard, OnCopyToFindPboard)
 #endif
   IPC_END_MESSAGE_MAP()
 
   return handled;
 }
@@ skipping 504 matching lines @@
   CHECK(!frame_->parent());
 
   if (frame_->opener())
     frame_->setOpener(NULL);
 }
 
 void RenderFrameImpl::OnDidUpdateSandboxFlags(SandboxFlags flags) {
   frame_->setFrameOwnerSandboxFlags(ContentToWebSandboxFlags(flags));
 }
 
+void RenderFrameImpl::OnTextTrackSettingsChanged(
+    const FrameMsg_TextTrackSettings_Params& params) {

[nasko, 2015/03/12 20:53:53]

If this is only expected for the top-level frame, let's put a (D)CHECK here to
ensure that is the case.

+  if (!render_view_->webview())
+    return;
+  render_view_->webview()->settings()->setTextTrackBackgroundColor(
+      WebString::fromUTF8(params.text_track_background_color));
+  render_view_->webview()->settings()->setTextTrackFontFamily(
+      WebString::fromUTF8(params.text_track_font_family));
+  render_view_->webview()->settings()->setTextTrackFontStyle(
+      WebString::fromUTF8(params.text_track_font_style));
+  render_view_->webview()->settings()->setTextTrackFontVariant(
+      WebString::fromUTF8(params.text_track_font_variant));
+  render_view_->webview()->settings()->setTextTrackTextColor(
+      WebString::fromUTF8(params.text_track_text_color));
+  render_view_->webview()->settings()->setTextTrackTextShadow(
+      WebString::fromUTF8(params.text_track_text_shadow));
+  render_view_->webview()->settings()->setTextTrackTextSize(
+      WebString::fromUTF8(params.text_track_text_size));
+}
+
 #if defined(OS_ANDROID)
 void RenderFrameImpl::OnSelectPopupMenuItems(
     bool canceled,
     const std::vector<int>& selected_indices) {
   // It is possible to receive more than one of these calls if the user presses
   // a select faster than it takes for the show-select-popup IPC message to make
   // it to the browser UI thread. Ignore the extra-messages.
   // TODO(jcivelli): http:/b/5793321 Implement a better fix, as detailed in bug.
   if (!external_popup_menu_)
     return;
@@ skipping 2952 matching lines @@
 
 #if defined(ENABLE_BROWSER_CDMS)
 RendererCdmManager* RenderFrameImpl::GetCdmManager() {
   if (!cdm_manager_)
     cdm_manager_ = new RendererCdmManager(this);
   return cdm_manager_;
 }
 #endif  // defined(ENABLE_BROWSER_CDMS)
 
 }  // namespace content