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// Copyright 2011 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CHROME_BROWSER_DOWNLOAD_DOWNLOAD_SHELF_CONTEXT_MENU_H_
#define CHROME_BROWSER_DOWNLOAD_DOWNLOAD_SHELF_CONTEXT_MENU_H_
#include <memory>
#include <string>
#include "base/gtest_prod_util.h"
#include "base/memory/weak_ptr.h"
#include "build/build_config.h"
#include "chrome/browser/download/download_commands.h"
#include "chrome/browser/download/download_ui_model.h"
#include "components/download/public/common/download_item.h"
#include "ui/menus/simple_menu_model.h"
// This class is responsible for the download shelf context menu. Platform
// specific subclasses are responsible for creating and running the menu.
//
// The DownloadItem corresponding to the context menu is observed for removal or
// destruction.
class DownloadShelfContextMenu : public ui::SimpleMenuModel::Delegate {
public:
// Only show a context menu for a dangerous download if it is malicious.
static bool WantsContextMenu(DownloadUIModel* download_model);
DownloadShelfContextMenu(const DownloadShelfContextMenu&) = delete;
DownloadShelfContextMenu& operator=(const DownloadShelfContextMenu&) = delete;
~DownloadShelfContextMenu() override;
// Called when download is destroyed.
void OnDownloadDestroyed();
protected:
explicit DownloadShelfContextMenu(base::WeakPtr<DownloadUIModel> download);
// Returns the correct menu model depending on the state of the download item.
// Returns nullptr if the download was destroyed.
ui::SimpleMenuModel* GetMenuModel();
// ui::SimpleMenuModel::Delegate:
bool IsCommandIdEnabled(int command_id) const override;
bool IsCommandIdChecked(int command_id) const override;
bool IsCommandIdVisible(int command_id) const override;
void ExecuteCommand(int command_id, int event_flags) override;
bool IsItemForCommandIdDynamic(int command_id) const override;
std::u16string GetLabelForCommandId(int command_id) const override;
DownloadUIModel* GetDownload() { return download_.get(); }
private:
friend class DownloadShelfContextMenuTest;
FRIEND_TEST_ALL_PREFIXES(DownloadShelfContextMenuTest,
InvalidDownloadWontCrashContextMenu);
FRIEND_TEST_ALL_PREFIXES(DownloadShelfContextMenuTest, RecordCommandsEnabled);
// Detaches self from |download_item_|. Called when the DownloadItem is
// destroyed or when this object is being destroyed.
void DetachFromDownloadItem();
ui::SimpleMenuModel* GetInProgressMenuModel(bool is_download);
ui::SimpleMenuModel* GetInProgressPausedMenuModel(bool is_download);
ui::SimpleMenuModel* GetFinishedMenuModel(bool is_download);
ui::SimpleMenuModel* GetInterruptedMenuModel(bool is_download);
ui::SimpleMenuModel* GetMaybeMaliciousMenuModel(bool is_download);
ui::SimpleMenuModel* GetMaliciousMenuModel(bool is_download);
ui::SimpleMenuModel* GetDeepScanningMenuModel(bool is_download);
ui::SimpleMenuModel* GetInsecureDownloadMenuModel();
void AddAutoOpenToMenu(ui::SimpleMenuModel* model);
void RecordCommandsEnabled(ui::SimpleMenuModel* model);
// We show slightly different menus if the download is in progress vs. if the
// download has finished.
std::unique_ptr<ui::SimpleMenuModel> in_progress_download_menu_model_;
std::unique_ptr<ui::SimpleMenuModel> in_progress_download_paused_menu_model_;
std::unique_ptr<ui::SimpleMenuModel> finished_download_menu_model_;
std::unique_ptr<ui::SimpleMenuModel> interrupted_download_menu_model_;
std::unique_ptr<ui::SimpleMenuModel> maybe_malicious_download_menu_model_;
std::unique_ptr<ui::SimpleMenuModel> malicious_download_menu_model_;
std::unique_ptr<ui::SimpleMenuModel> deep_scanning_menu_model_;
std::unique_ptr<ui::SimpleMenuModel> insecure_download_menu_model_;
// Whether or not a histogram has been emitted recording which
// Download commands were enabled
bool download_commands_enabled_recorded_ = false;
// Information source.
// Use WeakPtr because the context menu may outlive |download_|.
base::WeakPtr<DownloadUIModel> download_;
std::unique_ptr<DownloadCommands> download_commands_;
};
#endif // CHROME_BROWSER_DOWNLOAD_DOWNLOAD_SHELF_CONTEXT_MENU_H_
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