download_shelf_context_menu_view.cc revision 116680a4aac90f2aa7413d9095a592090648e557 
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#include "chrome/browser/ui/views/download/download_shelf_context_menu_view.h"
6
7#include "base/i18n/rtl.h"
8#include "base/logging.h"
9#include "chrome/browser/download/download_item_model.h"
10#include "content/public/browser/download_item.h"
11#include "content/public/browser/page_navigator.h"
12#include "ui/gfx/point.h"
13#include "ui/views/controls/menu/menu_runner.h"
14
15DownloadShelfContextMenuView::DownloadShelfContextMenuView(
16    content::DownloadItem* download_item,
17    content::PageNavigator* navigator)
18    : DownloadShelfContextMenu(download_item, navigator) {
19}
20
21DownloadShelfContextMenuView::~DownloadShelfContextMenuView() {}
22
23void DownloadShelfContextMenuView::Run(views::Widget* parent_widget,
24                                       const gfx::Rect& rect,
25                                       ui::MenuSourceType source_type) {
26  ui::MenuModel* menu_model = GetMenuModel();
27  // Run() should not be getting called if the DownloadItem was destroyed.
28  DCHECK(menu_model);
29
30  menu_runner_.reset(new views::MenuRunner(
31      menu_model,
32      views::MenuRunner::HAS_MNEMONICS | views::MenuRunner::CONTEXT_MENU));
33
34  // The menu's alignment is determined based on the UI layout.
35  views::MenuAnchorPosition position;
36  if (base::i18n::IsRTL())
37    position = views::MENU_ANCHOR_TOPRIGHT;
38  else
39    position = views::MENU_ANCHOR_TOPLEFT;
40
41  // The return value of RunMenuAt indicates whether the MenuRunner was deleted
42  // while running the menu, which indicates that the containing view may have
43  // been deleted. We ignore the return value because our caller already assumes
44  // that the view could be deleted by the time we return from here.
45  if (menu_runner_->RunMenuAt(
46          parent_widget, NULL, rect, position, source_type) ==
47      views::MenuRunner::MENU_DELETED) {
48    return;
49  }
50  close_time_ = base::TimeTicks::Now();
51}
52