Add ContextMenuSourceType to views::ContextMenuController::ShowContextMenuForView.

ui/views/controls/menu/menu_controller.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "ui/views/controls/menu/menu_controller.h"
 
 #include "base/i18n/case_conversion.h"
 #include "base/i18n/rtl.h"
 #include "base/run_loop.h"
 #include "base/strings/utf_string_conversions.h"
@@ skipping 472 matching lines @@
   if (event.IsRightMouseButton() && part.type == MenuPart::MENU_ITEM) {
     MenuItemView* menu = part.menu;
     // |menu| is NULL means this event is from an empty menu or a separator.
     // If it is from an empty menu, use parent context menu instead of that.
     if (menu == NULL &&
         part.submenu->child_count() == 1 &&
         part.submenu->child_at(0)->id()
            == views::MenuItemView::kEmptyMenuItemViewID)
       menu = part.parent;
 
-    if (menu != NULL && ShowContextMenu(menu, source, event))
+    if (menu != NULL && ShowContextMenu(menu, source, event,
+                                        ui::MENU_SOURCE_MOUSE))
       return;
   }
 
   // We can use Ctrl+click or the middle mouse button to recursively open urls
   // for selected folder menu items. If it's only a left click, show the
   // contents of the folder.
   if (!part.is_scroll() && part.menu &&
       !(part.menu->HasSubmenu() &&
         (event.flags() & ui::EF_LEFT_MOUSE_BUTTON))) {
     if (active_mouse_view_) {
@@ skipping 43 matching lines @@
 #endif
 
 void MenuController::OnGestureEvent(SubmenuView* source,
                                     ui::GestureEvent* event) {
   MenuPart part = GetMenuPart(source, event->location());
   if (event->type() == ui::ET_GESTURE_TAP_DOWN) {
     SetSelectionOnPointerDown(source, *event);
     event->StopPropagation();
   } else if (event->type() == ui::ET_GESTURE_LONG_PRESS) {
     if (part.type == MenuPart::MENU_ITEM && part.menu) {
-      if (ShowContextMenu(part.menu, source, *event))
+      if (ShowContextMenu(part.menu, source, *event, ui::MENU_SOURCE_TOUCH))
         event->StopPropagation();
     }
   } else if (event->type() == ui::ET_GESTURE_TAP) {
     if (!part.is_scroll() && part.menu &&
         !(part.menu->HasSubmenu())) {
       if (part.menu->GetDelegate()->IsTriggerableEvent(
           part.menu, *event)) {
         Accept(part.menu, event->flags());
       }
       event->StopPropagation();
@@ skipping 383 matching lines @@
   }
 
   // NOTE: we don't get WM_ACTIVATE or anything else interesting in here.
   switch (msg.message) {
     case WM_CONTEXTMENU: {
       MenuItemView* item = pending_state_.item;
       if (item && item->GetRootMenuItem() != item) {
         gfx::Point screen_loc(0, item->height());
         View::ConvertPointToScreen(item, &screen_loc);
         item->GetDelegate()->ShowContextMenu(item, item->GetCommand(),
-                                             screen_loc, false);
+                                             screen_loc, ui::MENU_SOURCE_MOUSE);

[sky, 2013/06/17 16:08:19]

I think this can be keyboard too. See description of WM_CONTEXTMENU.

[varunjain, 2013/06/17 20:13:55]

Done.

       }
       return true;
     }
 
     // NOTE: focus wasn't changed when the menu was shown. As such, don't
     // dispatch key events otherwise the focused window will get the events.
     case WM_KEYDOWN: {
       bool result = OnKeyDown(ui::KeyboardCodeFromNative(msg));
       TranslateMessage(&msg);
       return result;
@@ skipping 291 matching lines @@
   alt_menu->PrepareForRun(
       false, has_mnemonics,
       source->GetMenuItem()->GetRootMenuItem()->show_mnemonics_);
   alt_menu->controller_ = this;
   SetSelection(alt_menu, SELECTION_OPEN_SUBMENU | SELECTION_UPDATE_IMMEDIATELY);
   return true;
 }
 
 bool MenuController::ShowContextMenu(MenuItemView* menu_item,
                                      SubmenuView* source,
-                                     const ui::LocatedEvent& event) {
+                                     const ui::LocatedEvent& event,
+                                     ui::MenuSourceType source_type) {
   // Set the selection immediately, making sure the submenu is only open
   // if it already was.
   int selection_types = SELECTION_UPDATE_IMMEDIATELY;
   if (state_.item == pending_state_.item && state_.submenu_open)
     selection_types |= SELECTION_OPEN_SUBMENU;
   SetSelection(pending_state_.item, selection_types);
   gfx::Point loc(event.location());
   View::ConvertPointToScreen(source->GetScrollViewContainer(), &loc);
 
   if (menu_item->GetDelegate()->ShowContextMenu(
-          menu_item, menu_item->GetCommand(), loc, true)) {
+          menu_item, menu_item->GetCommand(), loc, source_type)) {
     SendMouseCaptureLostToActiveView();
     return true;
   }
   return false;
 }
 
 void MenuController::CloseAllNestedMenus() {
   for (std::list<State>::iterator i = menu_stack_.begin();
        i != menu_stack_.end(); ++i) {
     MenuItemView* last_item = i->item;
@@ skipping 990 matching lines @@
              (!pending_state_.item->HasSubmenu() ||
               !pending_state_.item->GetSubmenu()->IsShowing())) {
     // On exit if the user hasn't selected an item with a submenu, move the
     // selection back to the parent menu item.
     SetSelection(pending_state_.item->GetParentMenuItem(),
                  SELECTION_OPEN_SUBMENU);
   }
 }
 
 }  // namespace views