Media galleries: configuration dialog controller and GTK impl.

chrome/browser/ui/gtk/extensions/media_galleries_dialog_gtk.h

+// 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 CHROME_BROWSER_UI_GTK_EXTENSIONS_MEDIA_GALLERIES_DIALOG_GTK_H_
+#define CHROME_BROWSER_UI_GTK_EXTENSIONS_MEDIA_GALLERIES_DIALOG_GTK_H_
+
+#include <gtk/gtk.h>
+#include <map>
+
+#include "base/compiler_specific.h"
+#include "chrome/browser/media_gallery/media_galleries_dialog_controller.h"
+#include "chrome/browser/ui/gtk/constrained_window_gtk.h"
+#include "ui/base/gtk/gtk_signal.h"
+#include "ui/base/gtk/owned_widget_gtk.h"
+
+namespace chrome {
+
+class MediaGalleriesDialogController;
+
+// The media galleries configuration view for Gtk. It will immediately show
+// upon construction.
+class MediaGalleriesDialogGtk : public MediaGalleriesDialog,
+                                public ConstrainedWindowGtkDelegate {
+ public:
+  explicit MediaGalleriesDialogGtk(MediaGalleriesDialogController* controller);
+  virtual ~MediaGalleriesDialogGtk() {}
+
+  // MediaGalleriesDialog implementation:
+  virtual void UpdateGallery(const MediaGalleryPrefInfo* gallery,
+                             bool permitted) OVERRIDE;
+
+  // ConstrainedWindowGtkDelegate implementation:
+  virtual GtkWidget* GetWidgetRoot() OVERRIDE;
+  virtual GtkWidget* GetFocusWidget() OVERRIDE;
+  virtual void DeleteDelegate() OVERRIDE;
+
+  // Event callbacks.
+  CHROMEGTK_CALLBACK_0(MediaGalleriesDialogGtk, void, OnToggled);
+  CHROMEGTK_CALLBACK_0(MediaGalleriesDialogGtk, void, OnAddFolder);
+  CHROMEGTK_CALLBACK_0(MediaGalleriesDialogGtk, void, OnConfirm);
+  CHROMEGTK_CALLBACK_0(MediaGalleriesDialogGtk, void, OnCancel);
+
+ private:
+  typedef std::map<const MediaGalleryPrefInfo*, GtkWidget*> CheckboxMap;
+
+  // Creates the widget hierarchy.
+  void InitWidgets();
+
+  // Updates the state of the confirm button. It will be disabled when
+  void UpdateConfirmButtonState();
+
+  MediaGalleriesDialogController* controller_;
+  ConstrainedWindowGtk* window_;
+
+  // The root widget for the dialog.
+  ui::OwnedWidgetGtk contents_;
+
+  // The confirm button.
+  GtkWidget* confirm_;
+
+  // This widget holds all the checkboxes.
+  GtkWidget* checkbox_container_;
+
+  // A map from MediaGalleryPrefInfo struct (owned by controller) to the
+  // GtkCheckButton that controls it.
+  CheckboxMap checkbox_map_;
+
+  // When true, checkbox toggles are ignored (used when updating the UI).
+  bool ignore_toggles_;
+
+  // True if the user has pressed accept.
+  bool accepted_;
+
+  DISALLOW_COPY_AND_ASSIGN(MediaGalleriesDialogGtk);
+};
+
+}  // namespace chrome
+
+#endif  // CHROME_BROWSER_UI_GTK_EXTENSIONS_MEDIA_GALLERIES_DIALOG_GTK_H_