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