chrome/browser/ui/views/create_application_shortcut_view.h

   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_CREATE_APPLICATION_SHORTCUT_VIEW_H_
   6 #define CHROME_BROWSER_UI_VIEWS_CREATE_APPLICATION_SHORTCUT_VIEW_H_
   7
   8 #include <string>
   9 #include <vector>
  10
  11 #include "base/basictypes.h"
  12 #include "base/compiler_specific.h"
  13 #include "base/memory/scoped_ptr.h"
  14 #include "chrome/browser/web_applications/web_app.h"
  15 #include "extensions/common/manifest_handlers/file_handler_info.h"
  16 #include "ui/views/controls/button/button.h"
  17 #include "ui/views/window/dialog_delegate.h"
  18
  19 class FaviconDownloadHelper;
  20 class GURL;
  21 class Profile;
  22 class SkBitmap;
  23
  24 namespace content {
  25 class WebContents;
  26 }
  27
  28 namespace extensions {
  29 class Extension;
  30 }
  31
  32 namespace views {
  33 class Checkbox;
  34 class Label;
  35 }
  36
  37 // CreateShortcutViewCommon implements a dialog that asks user where to create
  38 // the shortcut for given web app.  There are two variants of this dialog:
  39 // Shortcuts that load a URL in an app-like window, and shortcuts that load
  40 // a chrome app (the kind you see under "apps" on the new tabs page) in an app
  41 // window.  These are implemented as subclasses of CreateShortcutViewCommon.
  42 class CreateApplicationShortcutView : public views::DialogDelegateView,
  43                                       public views::ButtonListener {
  44  public:
  45   enum DialogLayout {
  46     // URL shortcuts have an info frame at the top with a thumbnail, title and
  47     // description.
  48     DIALOG_LAYOUT_URL_SHORTCUT,
  49
  50     // App shortcuts don't have an info frame, since they are launched from
  51     // places where it's clear what app they are from.
  52     DIALOG_LAYOUT_APP_SHORTCUT
  53   };
  54
  55   explicit CreateApplicationShortcutView(Profile* profile);
  56   ~CreateApplicationShortcutView() override;
  57
  58   // Initialize the controls on the dialog.
  59   void InitControls(DialogLayout dialog_layout);
  60
  61   // Overridden from views::View:
  62   gfx::Size GetPreferredSize() const override;
  63
  64   // Overridden from views::DialogDelegate:
  65   base::string16 GetDialogButtonLabel(ui::DialogButton button) const override;
  66   bool IsDialogButtonEnabled(ui::DialogButton button) const override;
  67   ui::ModalType GetModalType() const override;
  68   base::string16 GetWindowTitle() const override;
  69   bool Accept() override;
  70
  71   // Overridden from views::ButtonListener:
  72   void ButtonPressed(views::Button* sender, const ui::Event& event) override;
  73
  74  protected:
  75   // Adds a new check-box as a child to the view.
  76   views::Checkbox* AddCheckbox(const base::string16& text, bool checked);
  77
  78   // Profile in which the shortcuts will be created.
  79   Profile* profile_;
  80
  81   // UI elements on the dialog.
  82   // May be NULL if we are not displaying the app's info.
  83   views::View* app_info_;
  84   views::Label* create_shortcuts_label_;
  85   views::Checkbox* desktop_check_box_;
  86   views::Checkbox* menu_check_box_;
  87   views::Checkbox* quick_launch_check_box_;
  88
  89   // Target shortcut and file handler info.
  90   scoped_ptr<web_app::ShortcutInfo> shortcut_info_;
  91   extensions::FileHandlersInfo file_handlers_info_;
  92   // If false, the shortcut will be created in the root level of the Start Menu.
  93   bool create_in_chrome_apps_subdir_;
  94
  95   DISALLOW_COPY_AND_ASSIGN(CreateApplicationShortcutView);
  96 };
  97
  98 // Create an application shortcut pointing to a URL.
  99 class CreateUrlApplicationShortcutView : public CreateApplicationShortcutView {
 100  public:
 101   explicit CreateUrlApplicationShortcutView(content::WebContents* web_contents);
 102   ~CreateUrlApplicationShortcutView() override;
 103
 104   bool Accept() override;
 105
 106  private:
 107   // Fetch the largest unprocessed icon.
 108   // The first largest icon downloaded and decoded successfully will be used.
 109   void FetchIcon();
 110
 111   // Favicon download callback.
 112   void DidDownloadFavicon(
 113       int requested_size,
 114       int id,
 115       int http_status_code,
 116       const GURL& image_url,
 117       const std::vector<SkBitmap>& bitmaps,
 118       const std::vector<gfx::Size>& original_bitmap_sizes);
 119
 120   // The tab whose URL is being turned into an app.
 121   content::WebContents* web_contents_;
 122
 123   // Pending app icon download tracked by us.
 124   int pending_download_id_;
 125
 126   // Unprocessed icons from the WebApplicationInfo passed in.
 127   web_app::IconInfoList unprocessed_icons_;
 128
 129   base::WeakPtrFactory<CreateUrlApplicationShortcutView> weak_ptr_factory_;
 130
 131   DISALLOW_COPY_AND_ASSIGN(CreateUrlApplicationShortcutView);
 132 };
 133
 134 // Create an application shortcut pointing to a chrome application.
 135 class CreateChromeApplicationShortcutView
 136     : public CreateApplicationShortcutView {
 137  public:
 138   CreateChromeApplicationShortcutView(
 139       Profile* profile,
 140       const extensions::Extension* app,
 141       const base::Callback<void(bool)>& close_callback);
 142   ~CreateChromeApplicationShortcutView() override;
 143   bool Accept() override;
 144   bool Cancel() override;
 145
 146  private:
 147   // Called when the app's ShortcutInfo (with icon) and FileHandlersInfo is
 148   // loaded.
 149   void OnAppInfoLoaded(scoped_ptr<web_app::ShortcutInfo> shortcut_info,
 150                        const extensions::FileHandlersInfo& file_handlers_info);
 151
 152   base::Callback<void(bool)> close_callback_;
 153
 154   base::WeakPtrFactory<CreateChromeApplicationShortcutView> weak_ptr_factory_;
 155
 156   DISALLOW_COPY_AND_ASSIGN(CreateChromeApplicationShortcutView);
 157 };
 158
 159 #endif  // CHROME_BROWSER_UI_VIEWS_CREATE_APPLICATION_SHORTCUT_VIEW_H_