components/renderer_context_menu/views/toolkit_delegate_views.cc

   1 // Copyright 2014 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 "components/renderer_context_menu/views/toolkit_delegate_views.h"
   6
   7 #include "ui/gfx/geometry/rect.h"
   8 #include "ui/views/controls/menu/menu_item_view.h"
   9 #include "ui/views/controls/menu/menu_model_adapter.h"
  10 #include "ui/views/controls/menu/menu_runner.h"
  11
  12 ToolkitDelegateViews::ToolkitDelegateViews() : menu_view_(NULL) {}
  13
  14 ToolkitDelegateViews::~ToolkitDelegateViews() {}
  15
  16 void ToolkitDelegateViews::RunMenuAt(views::Widget* parent,
  17                                      const gfx::Point& point,
  18                                      ui::MenuSourceType type) {
  19   views::MenuAnchorPosition anchor_position =
  20       (type == ui::MENU_SOURCE_TOUCH ||
  21        type == ui::MENU_SOURCE_TOUCH_EDIT_MENU)
  22       ? views::MENU_ANCHOR_BOTTOMCENTER
  23       : views::MENU_ANCHOR_TOPLEFT;
  24   ignore_result(menu_runner_->RunMenuAt(
  25       parent, NULL, gfx::Rect(point, gfx::Size()), anchor_position, type));
  26 }
  27
  28 void ToolkitDelegateViews::Init(ui::SimpleMenuModel* menu_model) {
  29   menu_adapter_.reset(new views::MenuModelAdapter(menu_model));
  30   menu_view_ = menu_adapter_->CreateMenu();
  31   menu_runner_.reset(new views::MenuRunner(
  32       menu_view_,
  33       views::MenuRunner::HAS_MNEMONICS | views::MenuRunner::CONTEXT_MENU));
  34 }
  35
  36 void ToolkitDelegateViews::Cancel() {
  37   DCHECK(menu_runner_.get());
  38   menu_runner_->Cancel();
  39 }
  40
  41 void ToolkitDelegateViews::UpdateMenuItem(int command_id,
  42                                           bool enabled,
  43                                           bool hidden,
  44                                           const base::string16& title) {
  45   views::MenuItemView* item = menu_view_->GetMenuItemByID(command_id);
  46   if (!item)
  47     return;
  48
  49   item->SetEnabled(enabled);
  50   item->SetTitle(title);
  51   item->SetVisible(!hidden);
  52
  53   views::MenuItemView* parent = item->GetParentMenuItem();
  54   if (!parent)
  55     return;
  56
  57   parent->ChildrenChanged();
  58 }
  59