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      1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 #ifndef CHROME_BROWSER_UI_VIEWS_EXTENSIONS_MEDIA_GALLERIES_DIALOG_VIEWS_H_
      6 #define CHROME_BROWSER_UI_VIEWS_EXTENSIONS_MEDIA_GALLERIES_DIALOG_VIEWS_H_
      7 
      8 #include <map>
      9 
     10 #include "base/compiler_specific.h"
     11 #include "chrome/browser/media_galleries/media_galleries_dialog_controller.h"
     12 #include "ui/views/controls/button/button.h"
     13 #include "ui/views/window/dialog_delegate.h"
     14 
     15 namespace views {
     16 class Checkbox;
     17 class LabelButton;
     18 class Widget;
     19 }
     20 
     21 namespace chrome {
     22 
     23 // The media galleries configuration view for Views. It will immediately show
     24 // upon construction.
     25 class MediaGalleriesDialogViews : public MediaGalleriesDialog,
     26                                   public views::DialogDelegate,
     27                                   public views::ButtonListener {
     28  public:
     29   explicit MediaGalleriesDialogViews(
     30       MediaGalleriesDialogController* controller);
     31   virtual ~MediaGalleriesDialogViews();
     32 
     33   // MediaGalleriesDialog implementation:
     34   virtual void UpdateGallery(const MediaGalleryPrefInfo& gallery,
     35                              bool permitted) OVERRIDE;
     36   virtual void ForgetGallery(MediaGalleryPrefId gallery) OVERRIDE;
     37 
     38   // views::DialogDelegate implementation:
     39   virtual string16 GetWindowTitle() const OVERRIDE;
     40   virtual bool ShouldShowWindowTitle() const OVERRIDE;
     41   virtual void DeleteDelegate() OVERRIDE;
     42   virtual views::Widget* GetWidget() OVERRIDE;
     43   virtual const views::Widget* GetWidget() const OVERRIDE;
     44   virtual views::View* GetContentsView() OVERRIDE;
     45   virtual string16 GetDialogButtonLabel(ui::DialogButton button) const OVERRIDE;
     46   virtual bool IsDialogButtonEnabled(ui::DialogButton button) const OVERRIDE;
     47   virtual ui::ModalType GetModalType() const OVERRIDE;
     48   virtual views::View* CreateExtraView() OVERRIDE;
     49   virtual bool Cancel() OVERRIDE;
     50   virtual bool Accept() OVERRIDE;
     51   virtual views::NonClientFrameView* CreateNonClientFrameView(
     52       views::Widget* widget) OVERRIDE;
     53 
     54   // views::ButtonListener implementation:
     55   virtual void ButtonPressed(views::Button* sender,
     56                              const ui::Event& event) OVERRIDE;
     57 
     58  private:
     59   typedef std::map<MediaGalleryPrefId, views::Checkbox*> CheckboxMap;
     60 
     61   void InitChildViews();
     62 
     63   // Adds a checkbox or updates an existing checkbox. Returns true if a new one
     64   // was added.
     65   bool AddOrUpdateGallery(const MediaGalleryPrefInfo& gallery,
     66                           bool permitted,
     67                           views::View* container,
     68                           int trailing_vertical_space);
     69 
     70   MediaGalleriesDialogController* controller_;
     71 
     72   // The containing window (a weak pointer).
     73   views::Widget* window_;
     74 
     75   // The contents of the dialog. Owned by |window_|'s RootView.
     76   views::View* contents_;
     77 
     78   // A map from media gallery ID to views::Checkbox view.
     79   CheckboxMap checkbox_map_;
     80 
     81   // Pointer to the button to add a new gallery. Owned by parent in
     82   // the dialog views tree.
     83   views::LabelButton* add_gallery_button_;
     84 
     85   // This tracks whether the confirm button can be clicked. It starts as false
     86   // if no checkboxes are ticked. After there is any interaction, or some
     87   // checkboxes start checked, this will be true.
     88   bool confirm_available_;
     89 
     90   // True if the user has pressed accept.
     91   bool accepted_;
     92 
     93   DISALLOW_COPY_AND_ASSIGN(MediaGalleriesDialogViews);
     94 };
     95 
     96 }  // namespace chrome
     97 
     98 #endif  // CHROME_BROWSER_UI_VIEWS_EXTENSIONS_MEDIA_GALLERIES_DIALOG_VIEWS_H_
     99