LCOV - code coverage report
Current view: top level - toolkit/components/windowwatcher - nsAutoWindowStateHelper.cpp (source / functions) Hit Total Coverage
Test: output.info Lines: 0 29 0.0 %
Date: 2017-07-14 16:53:18 Functions: 0 3 0.0 %
Legend: Lines: hit not hit

          Line data    Source code
       1             : /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
       2             : /* vim: set ts=8 sts=2 et sw=2 tw=80: */
       3             : /* This Source Code Form is subject to the terms of the Mozilla Public
       4             :  * License, v. 2.0. If a copy of the MPL was not distributed with this
       5             :  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
       6             : 
       7             : #include "nsAutoWindowStateHelper.h"
       8             : 
       9             : #include "mozilla/dom/Event.h"
      10             : #include "nsIDocument.h"
      11             : #include "nsIDOMEvent.h"
      12             : #include "nsIDOMWindow.h"
      13             : #include "nsPIDOMWindow.h"
      14             : #include "nsString.h"
      15             : 
      16             : using namespace mozilla;
      17             : using namespace mozilla::dom;
      18             : 
      19             : /****************************************************************
      20             :  ****************** nsAutoWindowStateHelper *********************
      21             :  ****************************************************************/
      22             : 
      23           0 : nsAutoWindowStateHelper::nsAutoWindowStateHelper(nsPIDOMWindowOuter* aWindow)
      24             :   : mWindow(aWindow)
      25           0 :   , mDefaultEnabled(DispatchEventToChrome("DOMWillOpenModalDialog"))
      26             : {
      27           0 :   if (mWindow) {
      28           0 :     mWindow->EnterModalState();
      29             :   }
      30           0 : }
      31             : 
      32           0 : nsAutoWindowStateHelper::~nsAutoWindowStateHelper()
      33             : {
      34           0 :   if (mWindow) {
      35           0 :     mWindow->LeaveModalState();
      36             :   }
      37             : 
      38           0 :   if (mDefaultEnabled) {
      39           0 :     DispatchEventToChrome("DOMModalDialogClosed");
      40             :   }
      41           0 : }
      42             : 
      43             : bool
      44           0 : nsAutoWindowStateHelper::DispatchEventToChrome(const char* aEventName)
      45             : {
      46             :   // XXXbz should we skip dispatching the event if the inner changed?
      47             :   // That is, should we store both the inner and the outer?
      48           0 :   if (!mWindow) {
      49           0 :     return true;
      50             :   }
      51             : 
      52             :   // The functions of nsContentUtils do not provide the required behavior,
      53             :   // so the following is inlined.
      54           0 :   nsIDocument* doc = mWindow->GetExtantDoc();
      55           0 :   if (!doc) {
      56           0 :     return true;
      57             :   }
      58             : 
      59           0 :   ErrorResult rv;
      60           0 :   RefPtr<Event> event = doc->CreateEvent(NS_LITERAL_STRING("Events"),
      61           0 :                                          CallerType::System, rv);
      62           0 :   if (rv.Failed()) {
      63           0 :     rv.SuppressException();
      64           0 :     return false;
      65             :   }
      66           0 :   event->InitEvent(NS_ConvertASCIItoUTF16(aEventName), true, true);
      67           0 :   event->SetTrusted(true);
      68           0 :   event->WidgetEventPtr()->mFlags.mOnlyChromeDispatch = true;
      69             : 
      70           0 :   nsCOMPtr<EventTarget> target = do_QueryInterface(mWindow);
      71             :   bool defaultActionEnabled;
      72           0 :   target->DispatchEvent(event, &defaultActionEnabled);
      73           0 :   return defaultActionEnabled;
      74             : }

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