LCOV - code coverage report
Current view: directory - dom/base - nsDOMWindowList.cpp (source / functions) Found Hit Coverage
Test: app.info Lines: 63 0 0.0 %
Date: 2012-06-02 Functions: 10 0 0.0 %

       1                 : /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
       2                 : /* ***** BEGIN LICENSE BLOCK *****
       3                 :  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
       4                 :  *
       5                 :  * The contents of this file are subject to the Mozilla Public License Version
       6                 :  * 1.1 (the "License"); you may not use this file except in compliance with
       7                 :  * the License. You may obtain a copy of the License at
       8                 :  * http://www.mozilla.org/MPL/
       9                 :  *
      10                 :  * Software distributed under the License is distributed on an "AS IS" basis,
      11                 :  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
      12                 :  * for the specific language governing rights and limitations under the
      13                 :  * License.
      14                 :  *
      15                 :  * The Original Code is mozilla.org code.
      16                 :  *
      17                 :  * The Initial Developer of the Original Code is
      18                 :  * Netscape Communications Corporation.
      19                 :  * Portions created by the Initial Developer are Copyright (C) 1998
      20                 :  * the Initial Developer. All Rights Reserved.
      21                 :  *
      22                 :  * Contributor(s):
      23                 :  *   travis@netscape.com
      24                 :  *
      25                 :  * Alternatively, the contents of this file may be used under the terms of
      26                 :  * either of the GNU General Public License Version 2 or later (the "GPL"),
      27                 :  * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
      28                 :  * in which case the provisions of the GPL or the LGPL are applicable instead
      29                 :  * of those above. If you wish to allow use of your version of this file only
      30                 :  * under the terms of either the GPL or the LGPL, and not to allow others to
      31                 :  * use your version of this file under the terms of the MPL, indicate your
      32                 :  * decision by deleting the provisions above and replace them with the notice
      33                 :  * and other provisions required by the GPL or the LGPL. If you do not delete
      34                 :  * the provisions above, a recipient may use your version of this file under
      35                 :  * the terms of any one of the MPL, the GPL or the LGPL.
      36                 :  *
      37                 :  * ***** END LICENSE BLOCK ***** */
      38                 : 
      39                 : // Local Includes
      40                 : #include "nsDOMWindowList.h"
      41                 : 
      42                 : // Helper classes
      43                 : #include "nsCOMPtr.h"
      44                 : 
      45                 : // Interfaces needed
      46                 : #include "nsIDocument.h"
      47                 : #include "nsIDOMDocument.h"
      48                 : #include "nsIDOMWindow.h"
      49                 : #include "nsIDocShell.h"
      50                 : #include "nsIDocShellTreeItem.h"
      51                 : #include "nsIDocShellTreeNode.h"
      52                 : #include "nsIInterfaceRequestor.h"
      53                 : #include "nsIInterfaceRequestorUtils.h"
      54                 : #include "nsIScriptGlobalObject.h"
      55                 : #include "nsIWebNavigation.h"
      56                 : 
      57               0 : nsDOMWindowList::nsDOMWindowList(nsIDocShell *aDocShell)
      58                 : {
      59               0 :   SetDocShell(aDocShell);
      60               0 : }
      61                 : 
      62               0 : nsDOMWindowList::~nsDOMWindowList()
      63                 : {
      64               0 : }
      65                 : 
      66               0 : NS_IMPL_ADDREF(nsDOMWindowList)
      67               0 : NS_IMPL_RELEASE(nsDOMWindowList)
      68                 : 
      69               0 : NS_INTERFACE_MAP_BEGIN(nsDOMWindowList)
      70               0 :    NS_INTERFACE_MAP_ENTRY(nsIDOMWindowCollection)
      71               0 :    NS_INTERFACE_MAP_ENTRY(nsISupports)
      72               0 : NS_INTERFACE_MAP_END
      73                 : 
      74                 : NS_IMETHODIMP
      75               0 : nsDOMWindowList::SetDocShell(nsIDocShell* aDocShell)
      76                 : {
      77               0 :   nsCOMPtr<nsIDocShellTreeNode> docShellAsNode(do_QueryInterface(aDocShell));
      78               0 :   mDocShellNode = docShellAsNode; // Weak Reference
      79                 : 
      80               0 :   return NS_OK;
      81                 : }
      82                 : 
      83                 : NS_IMETHODIMP 
      84               0 : nsDOMWindowList::GetLength(PRUint32* aLength)
      85                 : {
      86               0 :   nsresult rv = NS_OK;
      87                 : 
      88               0 :   *aLength = 0;
      89                 : 
      90               0 :   nsCOMPtr<nsIWebNavigation> shellAsNav(do_QueryInterface(mDocShellNode));
      91                 : 
      92               0 :   if (shellAsNav) {
      93               0 :     nsCOMPtr<nsIDOMDocument> domdoc;
      94               0 :     shellAsNav->GetDocument(getter_AddRefs(domdoc));
      95                 : 
      96               0 :     nsCOMPtr<nsIDocument> doc(do_QueryInterface(domdoc));
      97                 : 
      98               0 :     if (doc) {
      99               0 :       doc->FlushPendingNotifications(Flush_ContentAndNotify);
     100                 :     }
     101                 :   }
     102                 : 
     103                 :   // The above flush might cause mDocShellNode to be cleared, so we
     104                 :   // need to check that it's still non-null here.
     105                 : 
     106               0 :   if (mDocShellNode) {
     107                 :     PRInt32 length;
     108               0 :     rv = mDocShellNode->GetChildCount(&length);
     109                 : 
     110               0 :     *aLength = length;
     111                 :   }
     112                 : 
     113               0 :   return rv;
     114                 : }
     115                 : 
     116                 : NS_IMETHODIMP 
     117               0 : nsDOMWindowList::Item(PRUint32 aIndex, nsIDOMWindow** aReturn)
     118                 : {
     119               0 :   nsCOMPtr<nsIDocShellTreeItem> item;
     120                 : 
     121               0 :   *aReturn = nsnull;
     122                 : 
     123               0 :   nsCOMPtr<nsIWebNavigation> shellAsNav = do_QueryInterface(mDocShellNode);
     124                 : 
     125               0 :   if (shellAsNav) {
     126               0 :     nsCOMPtr<nsIDOMDocument> domdoc;
     127               0 :     shellAsNav->GetDocument(getter_AddRefs(domdoc));
     128                 : 
     129               0 :     nsCOMPtr<nsIDocument> doc = do_QueryInterface(domdoc);
     130                 : 
     131               0 :     if (doc) {
     132               0 :       doc->FlushPendingNotifications(Flush_ContentAndNotify);
     133                 :     }
     134                 :   }
     135                 : 
     136                 :   // The above flush might cause mDocShellNode to be cleared, so we
     137                 :   // need to check that it's still non-null here.
     138                 : 
     139               0 :   if (mDocShellNode) {
     140               0 :     mDocShellNode->GetChildAt(aIndex, getter_AddRefs(item));
     141                 : 
     142               0 :     nsCOMPtr<nsIScriptGlobalObject> globalObject(do_GetInterface(item));
     143               0 :     NS_ASSERTION(!item || (item && globalObject),
     144                 :                  "Couldn't get to the globalObject");
     145                 : 
     146               0 :     if (globalObject) {
     147               0 :       CallQueryInterface(globalObject, aReturn);
     148                 :     }
     149                 :   }
     150               0 :   return NS_OK;
     151                 : }
     152                 : 
     153                 : NS_IMETHODIMP 
     154               0 : nsDOMWindowList::NamedItem(const nsAString& aName, nsIDOMWindow** aReturn)
     155                 : {
     156               0 :   nsCOMPtr<nsIDocShellTreeItem> item;
     157                 : 
     158               0 :   *aReturn = nsnull;
     159                 : 
     160               0 :   nsCOMPtr<nsIWebNavigation> shellAsNav(do_QueryInterface(mDocShellNode));
     161                 : 
     162               0 :   if (shellAsNav) {
     163               0 :     nsCOMPtr<nsIDOMDocument> domdoc;
     164               0 :     shellAsNav->GetDocument(getter_AddRefs(domdoc));
     165                 : 
     166               0 :     nsCOMPtr<nsIDocument> doc(do_QueryInterface(domdoc));
     167                 : 
     168               0 :     if (doc) {
     169               0 :       doc->FlushPendingNotifications(Flush_ContentAndNotify);
     170                 :     }
     171                 :   }
     172                 : 
     173                 :   // The above flush might cause mDocShellNode to be cleared, so we
     174                 :   // need to check that it's still non-null here.
     175                 : 
     176               0 :   if (mDocShellNode) {
     177               0 :     mDocShellNode->FindChildWithName(PromiseFlatString(aName).get(),
     178                 :                                      false, false, nsnull,
     179               0 :                                      nsnull, getter_AddRefs(item));
     180                 : 
     181               0 :     nsCOMPtr<nsIScriptGlobalObject> globalObject(do_GetInterface(item));
     182               0 :     if (globalObject) {
     183               0 :       CallQueryInterface(globalObject.get(), aReturn);
     184                 :     }
     185                 :   }
     186                 : 
     187               0 :   return NS_OK;
     188                 : }

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