android_webview/native/aw_web_contents_view_delegate.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 "android_webview/native/aw_web_contents_view_delegate.h"
   6
   7 #include "android_webview/native/aw_contents.h"
   8 #include "content/public/browser/android/content_view_core.h"
   9 #include "content/public/browser/web_contents.h"
  10 #include "content/public/browser/web_contents_view.h"
  11 #include "content/public/common/context_menu_params.h"
  12
  13 namespace android_webview {
  14
  15 // static
  16 content::WebContentsViewDelegate* AwWebContentsViewDelegate::Create(
  17     content::WebContents* web_contents) {
  18   return new AwWebContentsViewDelegate(web_contents);
  19 }
  20
  21 AwWebContentsViewDelegate::AwWebContentsViewDelegate(
  22     content::WebContents* web_contents)
  23     : web_contents_(web_contents) {
  24   // Cannot instantiate web_contents_view_delegate_ here because
  25   // AwContents::SetWebDelegate is not called yet.
  26 }
  27
  28 AwWebContentsViewDelegate::~AwWebContentsViewDelegate() {}
  29
  30 content::WebDragDestDelegate* AwWebContentsViewDelegate::GetDragDestDelegate() {
  31   // GetDragDestDelegate is a pure virtual method from WebContentsViewDelegate
  32   // and must have an implementation although android doesn't use it.
  33   NOTREACHED();
  34   return NULL;
  35 }
  36
  37 void AwWebContentsViewDelegate::ShowContextMenu(
  38     const content::ContextMenuParams& params) {
  39   // TODO(boliu): Large blocks of this function are identical with
  40   // ChromeWebContentsViewDelegateAndroid::ShowContextMenu. De-dup this if
  41   // possible.
  42
  43   // Display paste pop-up only when selection is empty and editable.
  44   if (params.is_editable && params.selection_text.empty()) {
  45     content::ContentViewCore* content_view_core =
  46         content::ContentViewCore::FromWebContents(web_contents_);
  47     if (content_view_core) {
  48       content_view_core->ShowPastePopup(params.selection_start.x(),
  49                                         params.selection_start.y());
  50       return;
  51     }
  52   }
  53
  54   AwContents* aw_contents = AwContents::FromWebContents(web_contents_);
  55   if (!aw_contents)
  56     return;
  57
  58   // Context menu callback in Chromium is triggered by WebKit on an
  59   // unhandled GestureLongPress event. Convert the context menu callback
  60   // back into a long click event for Android WebView since the view
  61   // system may choose to handle the gesture.
  62   aw_contents->PerformLongClick();
  63 }
  64
  65 }  // namespace android_webview