Web Intent Picker UI (implemented as a constrained dialog, linux only)

chrome/browser/ui/gtk/web_intent_picker_gtk.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_GTK_WEB_INTENT_PICKER_GTK_H_
+#define CHROME_BROWSER_UI_GTK_WEB_INTENT_PICKER_GTK_H_
+#pragma once
+
+#include <vector>
+
+#include <gtk/gtk.h>
+
+#include "base/basictypes.h"
+#include "base/compiler_specific.h"
+#include "base/memory/scoped_ptr.h"
+#include "chrome/browser/ui/gtk/constrained_window_gtk.h"
+#include "chrome/browser/ui/intents/web_intent_picker.h"
+#include "ui/base/gtk/gtk_signal.h"
+
+class CustomDrawButton;
+class GURL;
+class TabContents;
+class WebIntentController;
+class WebIntentPickerDelegate;
+
+// Gtk implementation of WebIntentPicker.
+class WebIntentPickerGtk : public WebIntentPicker,
+                           public ConstrainedDialogDelegate {
+ public:
+  WebIntentPickerGtk(TabContents* tab_contents,
+                     WebIntentPickerDelegate* delegate);
+  virtual ~WebIntentPickerGtk();
+
+  // WebIntentPicker implementation.
+  virtual void SetServiceURLs(const std::vector<GURL>& urls) OVERRIDE;
+  virtual void SetServiceIcon(size_t index, const SkBitmap& icon) OVERRIDE;
+  virtual void SetDefaultServiceIcon(size_t index) OVERRIDE;
+  virtual void Show() OVERRIDE;
+  virtual void Close() OVERRIDE;
+
+  // ConstrainedDialogDelegate implementation.
+  virtual GtkWidget* GetWidgetRoot() OVERRIDE;
+  virtual GtkWidget* GetFocusWidget() OVERRIDE;
+  virtual void DeleteDelegate() OVERRIDE;
+
+ private:
+  // Callback when a service button is clicked.
+  CHROMEGTK_CALLBACK_0(WebIntentPickerGtk, void, OnServiceButtonClick);
+  // Callback when close button is clicked.
+  CHROMEGTK_CALLBACK_0(WebIntentPickerGtk, void, OnCloseButtonClick);
+
+  // A weak pointer to the tab contents on which to display the picker UI.
+  TabContents* tab_contents_;
+
+  // A weak pointer to the WebIntentPickerDelegate to notify when the user
+  // chooses a service or cancels.
+  WebIntentPickerDelegate* delegate_;
+
+  // The root GtkWidget of the dialog.
+  ui::OwnedWidgetGtk root_;
+
+  // A weak pointer to the hbox that contains the buttons used to choose the
+  // service.
+  GtkWidget* button_hbox_;
+
+  // A button to close the dialog delegate.
+  scoped_ptr<CustomDrawButton> close_button_;
+
+  // The displayed constrained window. Technically owned by the TabContents
+  // page, but this object tells it when to destroy.
+  ConstrainedWindow* window_;
+
+  DISALLOW_COPY_AND_ASSIGN(WebIntentPickerGtk);
+};
+
+#endif  // CHROME_BROWSER_UI_GTK_WEB_INTENT_PICKER_GTK_H_