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.
5 #ifndef CHROME_BROWSER_DOWNLOAD_DOWNLOAD_SHELF_CONTEXT_MENU_H_
6 #define CHROME_BROWSER_DOWNLOAD_DOWNLOAD_SHELF_CONTEXT_MENU_H_
8 #include "base/basictypes.h"
9 #include "base/compiler_specific.h"
10 #include "base/memory/scoped_ptr.h"
11 #include "base/strings/string16.h"
12 #include "content/public/browser/download_item.h"
13 #include "ui/base/models/simple_menu_model.h"
19 // This class is responsible for the download shelf context menu. Platform
20 // specific subclasses are responsible for creating and running the menu.
22 // The DownloadItem corresponding to the context menu is observed for removal or
24 class DownloadShelfContextMenu : public ui::SimpleMenuModel::Delegate,
25 public content::DownloadItem::Observer {
27 enum ContextMenuCommands {
28 SHOW_IN_FOLDER = 1, // Open a folder view window with the item selected.
29 OPEN_WHEN_COMPLETE, // Open the download when it's finished.
30 ALWAYS_OPEN_TYPE, // Default this file extension to always open.
31 PLATFORM_OPEN, // Open using platform handler.
32 CANCEL, // Cancel the download.
33 TOGGLE_PAUSE, // Pause or resume a download.
34 DISCARD, // Discard the malicious download.
35 KEEP, // Keep the malicious download.
36 LEARN_MORE_SCANNING, // Show information about download scanning.
37 LEARN_MORE_INTERRUPTED,// Show information about interrupted downloads.
40 ~DownloadShelfContextMenu() override;
42 content::DownloadItem* download_item() const { return download_item_; }
45 DownloadShelfContextMenu(content::DownloadItem* download_item,
46 content::PageNavigator* navigator);
48 // Returns the correct menu model depending on the state of the download item.
49 // Returns NULL if the download was destroyed.
50 ui::SimpleMenuModel* GetMenuModel();
52 // ui::SimpleMenuModel::Delegate:
53 bool IsCommandIdEnabled(int command_id) const override;
54 bool IsCommandIdChecked(int command_id) const override;
55 bool IsCommandIdVisible(int command_id) const override;
56 void ExecuteCommand(int command_id, int event_flags) override;
57 bool GetAcceleratorForCommandId(int command_id,
58 ui::Accelerator* accelerator) override;
59 bool IsItemForCommandIdDynamic(int command_id) const override;
60 base::string16 GetLabelForCommandId(int command_id) const override;
63 // Detaches self from |download_item_|. Called when the DownloadItem is
64 // destroyed or when this object is being destroyed.
65 void DetachFromDownloadItem();
67 // content::DownloadItem::Observer
68 void OnDownloadDestroyed(content::DownloadItem* download) override;
70 ui::SimpleMenuModel* GetInProgressMenuModel();
71 ui::SimpleMenuModel* GetFinishedMenuModel();
72 ui::SimpleMenuModel* GetInterruptedMenuModel();
73 ui::SimpleMenuModel* GetMaybeMaliciousMenuModel();
74 ui::SimpleMenuModel* GetMaliciousMenuModel();
76 int GetAlwaysOpenStringId() const;
78 #if defined(OS_WIN) || defined(OS_LINUX) || \
79 (defined(OS_MACOSX) && !defined(OS_IOS))
80 bool IsDownloadPdf() const;
81 bool CanOpenPdfInSystemViewer() const;
84 // We show slightly different menus if the download is in progress vs. if the
85 // download has finished.
86 scoped_ptr<ui::SimpleMenuModel> in_progress_download_menu_model_;
87 scoped_ptr<ui::SimpleMenuModel> finished_download_menu_model_;
88 scoped_ptr<ui::SimpleMenuModel> interrupted_download_menu_model_;
89 scoped_ptr<ui::SimpleMenuModel> maybe_malicious_download_menu_model_;
90 scoped_ptr<ui::SimpleMenuModel> malicious_download_menu_model_;
92 // Information source.
93 content::DownloadItem* download_item_;
96 content::PageNavigator* navigator_;
99 bool is_adobe_pdf_reader_up_to_date_;
102 DISALLOW_COPY_AND_ASSIGN(DownloadShelfContextMenu);
105 #endif // CHROME_BROWSER_DOWNLOAD_DOWNLOAD_SHELF_CONTEXT_MENU_H_