src/chrome/browser/ui/views/tab_contents/render_view_context_menu_views.cc

   1 // Copyright (c) 2012 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/tab_contents/render_view_context_menu_views.h"
   6
   7 #include "base/logging.h"
   8 #include "base/strings/utf_string_conversions.h"
   9 #include "chrome/app/chrome_command_ids.h"
  10 #include "content/public/browser/render_widget_host_view.h"
  11 #include "content/public/browser/web_contents.h"
  12 #include "content/public/browser/web_contents_view.h"
  13 #include "grit/generated_resources.h"
  14 #include "ui/base/accelerators/accelerator.h"
  15 #include "ui/events/keycodes/keyboard_codes.h"
  16 #include "ui/gfx/point.h"
  17 #include "ui/views/controls/menu/menu_item_view.h"
  18 #include "ui/views/controls/menu/menu_runner.h"
  19
  20 using content::WebContents;
  21
  22 ////////////////////////////////////////////////////////////////////////////////
  23 // RenderViewContextMenuViews, public:
  24
  25 RenderViewContextMenuViews::RenderViewContextMenuViews(
  26     WebContents* web_contents,
  27     const content::ContextMenuParams& params)
  28     : RenderViewContextMenu(web_contents, params) {
  29 }
  30
  31 RenderViewContextMenuViews::~RenderViewContextMenuViews() {
  32 }
  33
  34 #if !defined(OS_WIN)
  35 // static
  36 RenderViewContextMenuViews* RenderViewContextMenuViews::Create(
  37     content::WebContents* web_contents,
  38     const content::ContextMenuParams& params) {
  39   return new RenderViewContextMenuViews(web_contents, params);
  40 }
  41 #endif  // OS_WIN
  42
  43 void RenderViewContextMenuViews::RunMenuAt(views::Widget* parent,
  44                                            const gfx::Point& point,
  45                                            ui::MenuSourceType type) {
  46   views::MenuItemView::AnchorPosition anchor_position =
  47       (type == ui::MENU_SOURCE_TOUCH ||
  48           type == ui::MENU_SOURCE_TOUCH_EDIT_MENU) ?
  49           views::MenuItemView::BOTTOMCENTER : views::MenuItemView::TOPLEFT;
  50
  51   if (menu_runner_->RunMenuAt(parent, NULL, gfx::Rect(point, gfx::Size()),
  52       anchor_position, type, views::MenuRunner::HAS_MNEMONICS |
  53           views::MenuRunner::CONTEXT_MENU) ==
  54       views::MenuRunner::MENU_DELETED)
  55     return;
  56 }
  57
  58 ////////////////////////////////////////////////////////////////////////////////
  59 // RenderViewContextMenuViews, protected:
  60
  61 void RenderViewContextMenuViews::PlatformInit() {
  62   menu_runner_.reset(new views::MenuRunner(&menu_model_));
  63 }
  64
  65 void RenderViewContextMenuViews::PlatformCancel() {
  66   DCHECK(menu_runner_.get());
  67   menu_runner_->Cancel();
  68 }
  69
  70 bool RenderViewContextMenuViews::GetAcceleratorForCommandId(
  71     int command_id,
  72     ui::Accelerator* accel) {
  73   // There are no formally defined accelerators we can query so we assume
  74   // that Ctrl+C, Ctrl+V, Ctrl+X, Ctrl-A, etc do what they normally do.
  75   switch (command_id) {
  76     case IDC_CONTENT_CONTEXT_UNDO:
  77       *accel = ui::Accelerator(ui::VKEY_Z, ui::EF_CONTROL_DOWN);
  78       return true;
  79
  80     case IDC_CONTENT_CONTEXT_REDO:
  81       // TODO(jcampan): should it be Ctrl-Y?
  82       *accel = ui::Accelerator(ui::VKEY_Z,
  83                                ui::EF_SHIFT_DOWN | ui::EF_CONTROL_DOWN);
  84       return true;
  85
  86     case IDC_CONTENT_CONTEXT_CUT:
  87       *accel = ui::Accelerator(ui::VKEY_X, ui::EF_CONTROL_DOWN);
  88       return true;
  89
  90     case IDC_CONTENT_CONTEXT_COPY:
  91       *accel = ui::Accelerator(ui::VKEY_C, ui::EF_CONTROL_DOWN);
  92       return true;
  93
  94     case IDC_CONTENT_CONTEXT_PASTE:
  95       *accel = ui::Accelerator(ui::VKEY_V, ui::EF_CONTROL_DOWN);
  96       return true;
  97
  98     case IDC_CONTENT_CONTEXT_PASTE_AND_MATCH_STYLE:
  99       *accel = ui::Accelerator(ui::VKEY_V,
 100                                ui::EF_SHIFT_DOWN | ui::EF_CONTROL_DOWN);
 101       return true;
 102
 103     case IDC_CONTENT_CONTEXT_SELECTALL:
 104       *accel = ui::Accelerator(ui::VKEY_A, ui::EF_CONTROL_DOWN);
 105       return true;
 106
 107     default:
 108       return false;
 109   }
 110 }
 111
 112 void RenderViewContextMenuViews::UpdateMenuItem(int command_id,
 113                                                 bool enabled,
 114                                                 bool hidden,
 115                                                 const string16& title) {
 116   views::MenuItemView* item =
 117       menu_runner_->GetMenu()->GetMenuItemByID(command_id);
 118   if (!item)
 119     return;
 120
 121   item->SetEnabled(enabled);
 122   item->SetTitle(title);
 123   item->SetVisible(!hidden);
 124
 125   views::MenuItemView* parent = item->GetParentMenuItem();
 126   if (!parent)
 127     return;
 128
 129   parent->ChildrenChanged();
 130 }