content/renderer/external_popup_menu.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 "content/renderer/external_popup_menu.h"
   6
   7 #include "content/common/view_messages.h"
   8 #include "content/renderer/menu_item_builder.h"
   9 #include "content/renderer/render_view_impl.h"
  10 #include "third_party/WebKit/public/platform/WebRect.h"
  11 #include "third_party/WebKit/public/web/WebExternalPopupMenuClient.h"
  12
  13 namespace content {
  14
  15 ExternalPopupMenu::ExternalPopupMenu(
  16     RenderViewImpl* render_view,
  17     const blink::WebPopupMenuInfo& popup_menu_info,
  18     blink::WebExternalPopupMenuClient* popup_menu_client)
  19     : render_view_(render_view),
  20       popup_menu_info_(popup_menu_info),
  21       popup_menu_client_(popup_menu_client),
  22       origin_scale_for_emulation_(0) {
  23 }
  24
  25 void ExternalPopupMenu::SetOriginScaleAndOffsetForEmulation(
  26     float scale, const gfx::Point& offset) {
  27   origin_scale_for_emulation_ = scale;
  28   origin_offset_for_emulation_ = offset;
  29 }
  30
  31 void ExternalPopupMenu::show(const blink::WebRect& bounds) {
  32   blink::WebRect rect = bounds;
  33   if (origin_scale_for_emulation_) {
  34     rect.x *= origin_scale_for_emulation_;
  35     rect.y *= origin_scale_for_emulation_;
  36   }
  37   rect.x += origin_offset_for_emulation_.x();
  38   rect.y += origin_offset_for_emulation_.y();
  39
  40   ViewHostMsg_ShowPopup_Params popup_params;
  41   popup_params.bounds = rect;
  42   popup_params.item_height = popup_menu_info_.itemHeight;
  43   popup_params.item_font_size = popup_menu_info_.itemFontSize;
  44   popup_params.selected_item = popup_menu_info_.selectedIndex;
  45   for (size_t i = 0; i < popup_menu_info_.items.size(); ++i) {
  46     popup_params.popup_items.push_back(
  47         MenuItemBuilder::Build(popup_menu_info_.items[i]));
  48   }
  49   popup_params.right_aligned = popup_menu_info_.rightAligned;
  50   popup_params.allow_multiple_selection =
  51       popup_menu_info_.allowMultipleSelection;
  52   render_view_->Send(
  53       new ViewHostMsg_ShowPopup(render_view_->routing_id(), popup_params));
  54 }
  55
  56 void ExternalPopupMenu::close()  {
  57   render_view_->Send(new ViewHostMsg_HidePopup(render_view_->routing_id()));
  58   render_view_->DidHideExternalPopupMenu();
  59   // |this| was deleted.
  60 }
  61
  62 #if defined(OS_MACOSX)
  63 void ExternalPopupMenu::DidSelectItem(int index) {
  64   if (!popup_menu_client_)
  65     return;
  66   if (index == -1)
  67     popup_menu_client_->didCancel();
  68   else
  69     popup_menu_client_->didAcceptIndex(index);
  70 }
  71 #endif
  72
  73 #if defined(OS_ANDROID)
  74 void ExternalPopupMenu::DidSelectItems(bool canceled,
  75                                        const std::vector<int>& indices) {
  76   if (!popup_menu_client_)
  77     return;
  78   if (canceled)
  79     popup_menu_client_->didCancel();
  80   else
  81     popup_menu_client_->didAcceptIndices(indices);
  82 }
  83 #endif
  84
  85 }  // namespace content