Rename WebUI to WebUIImpl.

BUG=98716
Review URL: https://chromiumcodereview.appspot.com/9150021

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@118337 0039d316-1c4b-4281-b951-d872f2087c98

1 files changed, 115 insertions, 0 deletions

diff --git a/content/browser/webui/web_ui_impl.h b/content/browser/webui/web_ui_impl.h
new file mode 100644
index 0000000..eef3948
--- /dev/null
+++ b/content/browser/webui/web_ui_impl.h
@@ -0,0 +1,115 @@
+// 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.
+
+#ifndef CONTENT_BROWSER_WEBUI_WEB_UI_IMPL_H_
+#define CONTENT_BROWSER_WEBUI_WEB_UI_IMPL_H_
+#pragma once
+
+#include <map>
+
+#include "base/compiler_specific.h"
+#include "content/public/browser/web_ui.h"
+#include "ipc/ipc_channel.h"
+
+class RenderViewHost;
+
+class CONTENT_EXPORT WebUIImpl : public content::WebUI,
+                                 public IPC::Channel::Listener {
+ public:
+  explicit WebUIImpl(content::WebContents* contents);
+  virtual ~WebUIImpl();
+
+  // Called by TabContents when the RenderView is first created. This is *not*
+  // called for every page load because in some cases RenderViewHostManager will
+  // reuse RenderView instances.
+  void RenderViewCreated(RenderViewHost* render_view_host);
+
+  // WebUI implementation:
+  virtual content::WebContents* GetWebContents() const OVERRIDE;
+  virtual content::WebUIController* GetController() const OVERRIDE;
+  virtual void SetController(content::WebUIController* controller) OVERRIDE;
+  virtual bool ShouldHideFavicon() const OVERRIDE;
+  virtual void HideFavicon() OVERRIDE;
+  virtual bool ShouldFocusLocationBarByDefault() const OVERRIDE;
+  virtual void FocusLocationBarByDefault() OVERRIDE;
+  virtual bool ShouldHideURL() const OVERRIDE;
+  virtual void HideURL() OVERRIDE;
+  virtual const string16& GetOverriddenTitle() const OVERRIDE;
+  virtual void OverrideTitle(const string16& title) OVERRIDE;
+  virtual content::PageTransition GetLinkTransitionType() const OVERRIDE;
+  virtual void SetLinkTransitionType(content::PageTransition type) OVERRIDE;
+  virtual int GetBindings() const OVERRIDE;
+  virtual void SetBindings(int bindings) OVERRIDE;
+  virtual void SetFrameXPath(const std::string& xpath) OVERRIDE;
+  virtual void AddMessageHandler(
+      content::WebUIMessageHandler* handler) OVERRIDE;
+  typedef base::Callback<void(const base::ListValue*)> MessageCallback;
+  virtual void RegisterMessageCallback(
+      const std::string& message,
+      const MessageCallback& callback) OVERRIDE;
+  virtual void ProcessWebUIMessage(const GURL& source_url,
+                                   const std::string& message,
+                                   const base::ListValue& args) OVERRIDE;
+  virtual void CallJavascriptFunction(
+      const std::string& function_name) OVERRIDE;
+  virtual void CallJavascriptFunction(const std::string& function_name,
+                                      const base::Value& arg) OVERRIDE;
+  virtual void CallJavascriptFunction(const std::string& function_name,
+                                      const base::Value& arg1,
+                                      const base::Value& arg2) OVERRIDE;
+  virtual void CallJavascriptFunction(const std::string& function_name,
+                                      const base::Value& arg1,
+                                      const base::Value& arg2,
+                                      const base::Value& arg3) OVERRIDE;
+  virtual void CallJavascriptFunction(const std::string& function_name,
+                                      const base::Value& arg1,
+                                      const base::Value& arg2,
+                                      const base::Value& arg3,
+                                      const base::Value& arg4) OVERRIDE;
+  virtual void CallJavascriptFunction(
+      const std::string& function_name,
+      const std::vector<const base::Value*>& args) OVERRIDE;
+
+  // IPC::Channel::Listener implementation:
+  virtual bool OnMessageReceived(const IPC::Message& message) OVERRIDE;
+
+ private:
+  // IPC message handling.
+  void OnWebUISend(const GURL& source_url,
+                   const std::string& message,
+                   const base::ListValue& args);
+
+  // Execute a string of raw Javascript on the page.
+  void ExecuteJavascript(const string16& javascript);
+
+  // A map of message name -> message handling callback.
+  typedef std::map<std::string, MessageCallback> MessageCallbackMap;
+  MessageCallbackMap message_callbacks_;
+
+  // Options that may be overridden by individual Web UI implementations. The
+  // bool options default to false. See the public getters for more information.
+  bool hide_favicon_;
+  bool focus_location_bar_by_default_;
+  bool should_hide_url_;
+  string16 overridden_title_;  // Defaults to empty string.
+  content::PageTransition link_transition_type_;  // Defaults to LINK.
+  int bindings_;  // The bindings from BindingsPolicy that should be enabled for
+                  // this page.
+
+  // The WebUIMessageHandlers we own.
+  std::vector<content::WebUIMessageHandler*> handlers_;
+
+  // Non-owning pointer to the WebContents this WebUI is associated with.
+  content::WebContents* web_contents_;
+
+  // The path for the iframe this WebUI is embedded in (empty if not in an
+  // iframe).
+  std::string frame_xpath_;
+
+  scoped_ptr<content::WebUIController> controller_;
+
+  DISALLOW_COPY_AND_ASSIGN(WebUIImpl);
+};
+
+#endif  // CONTENT_BROWSER_WEBUI_WEB_UI_IMPL_H_