WebUI Edit Search Engine Dialog

chrome/browser/ui/webui/edit_search_engine_dialog_webui.h

+// Copyright (c) 2011 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 CHROME_BROWSER_UI_WEBUI_EDIT_SEARCH_ENGINE_DIALOG_WEBUI_H_
+#define CHROME_BROWSER_UI_WEBUI_EDIT_SEARCH_ENGINE_DIALOG_WEBUI_H_
+#pragma once
+
+#include <string>
+#include <vector>
+
+#include "base/memory/scoped_ptr.h"
+#include "chrome/browser/ui/webui/html_dialog_ui.h"
+
+class EditSearchEngineController;
+class Profile;
+class TemplateURL;
+class EditSearchEngineDialogHandlerWebUI;
+
+// EditSearchEngineDialogWebUI is the WebUI HTML dialog version of the edit
+// search engine dialog.
+class EditSearchEngineDialogWebUI : private HtmlDialogUIDelegate {
+ public:
+  static void ShowEditSearchEngineDialog(const TemplateURL* template_url,
+                                         Profile* profile);
+
+ private:
+  explicit EditSearchEngineDialogWebUI(
+      EditSearchEngineDialogHandlerWebUI* handler);
+
+  // Shows the dialog
+  void ShowDialog();
+
+  // HtmlDialogUIDelegate methods
+  virtual bool IsDialogModal() const OVERRIDE;
+  virtual string16 GetDialogTitle() const OVERRIDE;
+  virtual GURL GetDialogContentURL() const OVERRIDE;
+  virtual void GetWebUIMessageHandlers(
+      std::vector<WebUIMessageHandler*>* handlers) const OVERRIDE;
+  virtual void GetDialogSize(gfx::Size* size) const OVERRIDE;
+  virtual std::string GetDialogArgs() const OVERRIDE;
+  virtual void OnDialogClosed(const std::string& json_retval) OVERRIDE;
+  virtual void OnCloseContents(TabContents* source,
+                               bool* out_close_dialog) OVERRIDE;
+  virtual bool ShouldShowDialogTitle() const OVERRIDE;
+
+  // The message handler for this dialog.
+  EditSearchEngineDialogHandlerWebUI* handler_;
+
+  DISALLOW_COPY_AND_ASSIGN(EditSearchEngineDialogWebUI);
+};
+
+// EditSearchEngineDialogHandlerWebUI is the message handling component of the
+// EditSearchEngineDialogWebUI. It handles messages from JavaScript, and it
+// handles the closing of the dialog.
+class EditSearchEngineDialogHandlerWebUI : public WebUIMessageHandler {
+ public:
+  EditSearchEngineDialogHandlerWebUI(const TemplateURL* template_url,
+                                     Profile* profile);
+  virtual ~EditSearchEngineDialogHandlerWebUI();
+
+  // Overridden from WebUIMessageHandler
+  virtual void RegisterMessages() OVERRIDE;
+
+  // Returns true if adding, and false if editing, based on the template_url.
+  bool IsAdding();
+
+  // Although it's not really a message, the closing of the dialog is relevant
+  // to the handler.
+  void OnDialogClosed(const std::string& json_retval);
+
+ private:
+  void RequestDetails(const base::ListValue* args);
+  void RequestValidation(const base::ListValue* args);
+
+  // The template url.
+  const TemplateURL* template_url_;
+
+  // The profile.
+  Profile* profile_;
+
+  // The controller.
+  scoped_ptr<EditSearchEngineController> controller_;
+
+  DISALLOW_COPY_AND_ASSIGN(EditSearchEngineDialogHandlerWebUI);
+};
+
+#endif  // CHROME_BROWSER_UI_WEBUI_EDIT_SEARCH_ENGINE_DIALOG_WEBUI_H_