Support color chooser inside extesions, apps, chrome frame, dev tool

content/browser/web_contents/web_contents_impl.cc

 // Copyright (c) 2012 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/browser/web_contents/web_contents_impl.h"
 
 #include <utility>
 
 #include "base/command_line.h"
 #include "base/metrics/histogram.h"
@@ skipping 286 matching lines @@
       should_normally_be_visible_(true),
       is_being_destroyed_(false),
       notify_disconnection_(false),
       dialog_manager_(NULL),
       is_showing_before_unload_dialog_(false),
       closed_by_user_gesture_(false),
       minimum_zoom_percent_(static_cast<int>(kMinimumZoomFactor * 100)),
       maximum_zoom_percent_(static_cast<int>(kMaximumZoomFactor * 100)),
       temporary_zoom_settings_(false),
       content_restrictions_(0),
-      color_chooser_(NULL),
+      color_chooser_identifier_(0),
       message_source_(NULL),
       fullscreen_widget_routing_id_(MSG_ROUTING_NONE) {
 }
 
 WebContentsImpl::~WebContentsImpl() {
   is_being_destroyed_ = true;
 
   for (std::set<RenderWidgetHostImpl*>::iterator iter =
            created_widgets_.begin(); iter != created_widgets_.end(); ++iter) {
     (*iter)->DetachDelegate();
@@ skipping 1595 matching lines @@
 
 bool WebContentsImpl::GotResponseToLockMouseRequest(bool allowed) {
   return GetRenderViewHost() ?
       GetRenderViewHostImpl()->GotResponseToLockMouseRequest(allowed) : false;
 }
 
 bool WebContentsImpl::HasOpener() const {
   return opener_ != NULL;
 }
 
-void WebContentsImpl::DidChooseColorInColorChooser(int color_chooser_id,
-                                                   SkColor color) {
+void WebContentsImpl::DidChooseColorInColorChooser(SkColor color) {
   Send(new ViewMsg_DidChooseColorResponse(
-      GetRoutingID(), color_chooser_id, color));
+      GetRoutingID(), color_chooser_identifier_, color));
 }
 
-void WebContentsImpl::DidEndColorChooser(int color_chooser_id) {
-  Send(new ViewMsg_DidEndColorChooser(GetRoutingID(), color_chooser_id));
-  if (delegate_)
-    delegate_->DidEndColorChooser();
-  color_chooser_ = NULL;
+void WebContentsImpl::DidEndColorChooser() {
+  Send(new ViewMsg_DidEndColorChooser(GetRoutingID(),
+                                      color_chooser_identifier_));
+  color_chooser_.reset();
+  color_chooser_identifier_ = 0;
 }
 
 int WebContentsImpl::DownloadImage(const GURL& url,
                                    bool is_favicon,
                                    int image_size,
                                    const ImageDownloadCallback& callback) {
   RenderViewHost* host = GetRenderViewHost();
   int id = StartDownload(host, url, is_favicon, image_size);
   image_download_map_[id] = callback;
   return id;
@@ skipping 325 matching lines @@
 
 void WebContentsImpl::OnAppCacheAccessed(const GURL& manifest_url,
                                          bool blocked_by_policy) {
   // Notify observers about navigation.
   FOR_EACH_OBSERVER(WebContentsObserver, observers_,
                     AppCacheAccessed(manifest_url, blocked_by_policy));
 }
 
 void WebContentsImpl::OnOpenColorChooser(int color_chooser_id,
                                          SkColor color) {
-  color_chooser_ = delegate_ ?
-      delegate_->OpenColorChooser(this, color_chooser_id, color) : NULL;
+  ColorChooser* new_color_chooser = delegate_->OpenColorChooser(this, color);
+  if (color_chooser_ == new_color_chooser)
+    return;
+  color_chooser_.reset(new_color_chooser);
+  color_chooser_identifier_ = color_chooser_id;
 }
 
 void WebContentsImpl::OnEndColorChooser(int color_chooser_id) {
   if (color_chooser_ &&
-      color_chooser_id == color_chooser_->identifier())
+      color_chooser_id == color_chooser_identifier_)
     color_chooser_->End();
 }
 
 void WebContentsImpl::OnSetSelectedColorInColorChooser(int color_chooser_id,
                                                        SkColor color) {
   if (color_chooser_ &&
-      color_chooser_id == color_chooser_->identifier())
+      color_chooser_id == color_chooser_identifier_)
     color_chooser_->SetSelectedColor(color);
 }
 
 void WebContentsImpl::OnPepperPluginHung(int plugin_child_id,
                                          const base::FilePath& path,
                                          bool is_hung) {
   UMA_HISTOGRAM_COUNTS("Pepper.PluginHung", 1);
 
   FOR_EACH_OBSERVER(WebContentsObserver, observers_,
                     PluginHungStatusChanged(plugin_child_id, path, is_hung));
@@ skipping 1107 matching lines @@
 }
 
 BrowserPluginGuestManager*
     WebContentsImpl::GetBrowserPluginGuestManager() const {
   return static_cast<BrowserPluginGuestManager*>(
       GetBrowserContext()->GetUserData(
           browser_plugin::kBrowserPluginGuestManagerKeyName));
 }
 
 }  // namespace content