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      1 // Copyright (c) 2011 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_GTK_CREATE_APPLICATION_SHORTCUTS_DIALOG_GTK_H_
      6 #define CHROME_BROWSER_UI_GTK_CREATE_APPLICATION_SHORTCUTS_DIALOG_GTK_H_
      7 #pragma once
      8 
      9 #include "base/basictypes.h"
     10 #include "base/memory/ref_counted.h"
     11 #include "chrome/browser/extensions/image_loading_tracker.h"
     12 #include "chrome/browser/shell_integration.h"
     13 #include "content/browser/browser_thread.h"
     14 #include "googleurl/src/gurl.h"
     15 #include "ui/base/gtk/gtk_signal.h"
     16 
     17 typedef struct _GdkPixbuf GdkPixbuf;
     18 typedef struct _GtkWidget GtkWidget;
     19 typedef struct _GtkWindow GtkWindow;
     20 
     21 class Extension;
     22 class TabContents;
     23 class TabContentsWrapper;
     24 
     25 class CreateApplicationShortcutsDialogGtk
     26     : public base::RefCountedThreadSafe<CreateApplicationShortcutsDialogGtk,
     27                                         BrowserThread::DeleteOnUIThread> {
     28  protected:
     29   explicit CreateApplicationShortcutsDialogGtk(GtkWindow* parent);
     30   virtual ~CreateApplicationShortcutsDialogGtk();
     31 
     32   CHROMEGTK_CALLBACK_1(CreateApplicationShortcutsDialogGtk, void,
     33                        OnCreateDialogResponse, int);
     34 
     35   CHROMEGTK_CALLBACK_1(CreateApplicationShortcutsDialogGtk, void,
     36                        OnErrorDialogResponse, int);
     37 
     38   CHROMEGTK_CALLBACK_0(CreateApplicationShortcutsDialogGtk, void,
     39                        OnToggleCheckbox);
     40 
     41   virtual void CreateDialogBox(GtkWindow* parent);
     42   virtual void CreateIconPixBuf(const SkBitmap& bitmap);
     43 
     44   // This method is called after a shortcut is created.
     45   // Subclasses can override it to take some action at that time.
     46   virtual void OnCreatedShortcut(void) {}
     47 
     48   void CreateDesktopShortcut(
     49       const ShellIntegration::ShortcutInfo& shortcut_info);
     50   void ShowErrorDialog();
     51 
     52   GtkWindow* parent_;
     53 
     54   // UI elements.
     55   GtkWidget* desktop_checkbox_;
     56   GtkWidget* menu_checkbox_;
     57 
     58   // ShortcutInfo for the new shortcut.
     59   ShellIntegration::ShortcutInfo shortcut_info_;
     60 
     61   // Image associated with the site.
     62   GdkPixbuf* favicon_pixbuf_;
     63 
     64   // Dialog box that allows the user to create an application shortcut.
     65   GtkWidget* create_dialog_;
     66 
     67   // Dialog box that shows the error message.
     68   GtkWidget* error_dialog_;
     69 
     70  private:
     71   friend struct BrowserThread::DeleteOnThread<BrowserThread::UI>;
     72   friend class DeleteTask<CreateApplicationShortcutsDialogGtk>;
     73   DISALLOW_COPY_AND_ASSIGN(CreateApplicationShortcutsDialogGtk);
     74 };
     75 
     76 class CreateWebApplicationShortcutsDialogGtk
     77     : public CreateApplicationShortcutsDialogGtk {
     78  public:
     79   // Displays the dialog box to create application shortcuts for |tab_contents|.
     80   static void Show(GtkWindow* parent, TabContentsWrapper* tab_contents);
     81 
     82   CreateWebApplicationShortcutsDialogGtk(GtkWindow* parent,
     83                                          TabContentsWrapper* tab_contents);
     84   virtual ~CreateWebApplicationShortcutsDialogGtk() {}
     85 
     86   virtual void OnCreatedShortcut(void);
     87 
     88  private:
     89 
     90   // TabContentsWrapper for which the shortcut will be created.
     91   TabContentsWrapper* tab_contents_;
     92 
     93   DISALLOW_COPY_AND_ASSIGN(CreateWebApplicationShortcutsDialogGtk);
     94 };
     95 
     96 class CreateChromeApplicationShortcutsDialogGtk
     97   : public CreateApplicationShortcutsDialogGtk,
     98     public ImageLoadingTracker::Observer {
     99  public:
    100   // Displays the dialog box to create application shortcuts for |app|.
    101   static void Show(GtkWindow* parent, const Extension* app);
    102 
    103   explicit CreateChromeApplicationShortcutsDialogGtk(GtkWindow* parent,
    104                                                      const Extension* app);
    105   virtual ~CreateChromeApplicationShortcutsDialogGtk() {}
    106 
    107   // Implement ImageLoadingTracker::Observer.  |tracker_| is used to
    108   // load the app's icon.  This method recieves the icon, and adds
    109   // it to the "Create Shortcut" dailog box.
    110   virtual void OnImageLoaded(SkBitmap* image,
    111                              const ExtensionResource& resource,
    112                              int index);
    113 
    114  private:
    115   const Extension* app_;
    116   ImageLoadingTracker tracker_;
    117   DISALLOW_COPY_AND_ASSIGN(CreateChromeApplicationShortcutsDialogGtk);
    118 };
    119 
    120 #endif  // CHROME_BROWSER_UI_GTK_CREATE_APPLICATION_SHORTCUTS_DIALOG_GTK_H_
    121