chrome/browser/ui/views/download/download_shelf_context_menu_view.cc

   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_item_view.h"
  14 #include "ui/views/controls/menu/menu_runner.h"
  15
  16 DownloadShelfContextMenuView::DownloadShelfContextMenuView(
  17     content::DownloadItem* download_item,
  18     content::PageNavigator* navigator)
  19     : DownloadShelfContextMenu(download_item, navigator) {
  20 }
  21
  22 DownloadShelfContextMenuView::~DownloadShelfContextMenuView() {}
  23
  24 void DownloadShelfContextMenuView::Run(views::Widget* parent_widget,
  25                                        const gfx::Rect& rect,
  26                                        ui::MenuSourceType source_type) {
  27   ui::MenuModel* menu_model = GetMenuModel();
  28   // Run() should not be getting called if the DownloadItem was destroyed.
  29   DCHECK(menu_model);
  30
  31   menu_runner_.reset(new views::MenuRunner(menu_model));
  32
  33   // The menu's alignment is determined based on the UI layout.
  34   views::MenuItemView::AnchorPosition position;
  35   if (base::i18n::IsRTL())
  36     position = views::MenuItemView::TOPRIGHT;
  37   else
  38     position = views::MenuItemView::TOPLEFT;
  39
  40   // The return value of RunMenuAt indicates whether the MenuRunner was deleted
  41   // while running the menu, which indicates that the containing view may have
  42   // been deleted. We ignore the return value because our caller already assumes
  43   // that the view could be deleted by the time we return from here.
  44   if (menu_runner_->RunMenuAt(
  45           parent_widget,
  46           NULL,
  47           rect,
  48           position,
  49           source_type,
  50           views::MenuRunner::HAS_MNEMONICS | views::MenuRunner::CONTEXT_MENU) ==
  51       views::MenuRunner::MENU_DELETED) {
  52     return;
  53   }
  54   close_time_ = base::TimeTicks::Now();
  55 }