mirror of
https://github.com/mozilla/gecko-dev.git
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121 lines
4.6 KiB
XML
121 lines
4.6 KiB
XML
<?xml version="1.0"?>
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<!--
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The contents of this file are subject to the Netscape Public
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License Version 1.1 (the "License"); you may not use this file
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except in compliance with the License. You may obtain a copy of
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the License at http://www.mozilla.org/NPL/
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Software distributed under the License is distributed on an "AS
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IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
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implied. See the License for the specific language governing
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rights and limitations under the License.
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The Original Code is Mozilla Communicator client code, released
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March 31, 1998.
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The Initial Developer of the Original Code is Netscape
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Communications Corporation. Portions created by Netscape are
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Copyright (C) 1998-1999 Netscape Communications Corporation. All
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Rights Reserved.
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Contributor(s):
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-->
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<!DOCTYPE window SYSTEM "chrome://cookie/locale/cookieContextOverlay.dtd">
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<overlay id="cookieContextOverlay"
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xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul">
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<script language="javascript" src="chrome://cookie/content/cookieOverlay.js"/>
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<script language="JavaScript">
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<![CDATA[
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// Code from nsContextMenu.js. Note that we extend the prototype here, rather
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// than making these methods on a new object, as some methods require access
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// to data maintained by nsContextMenu.
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var cookieContextMenu = {
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// Determine if "Block Image" is to appear in the menu.
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// Return true if "imageBlocker.enabled" pref is set and image is not already blocked.
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isBlockingImages : function () {
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/* determine if "imageBlocker.enabled" pref is set */
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var pref = contextMenu.getService('@mozilla.org/preferences;1', 'nsIPref');
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var result = false;
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try {
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result = pref.GetBoolPref( "imageblocker.enabled" );
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} catch(e) {
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}
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if (!result) {
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/* pref is not set so return false */
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return false;
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}
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/* determine if image is already being blocked */
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var cookieViewer = contextMenu.createInstance
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("@mozilla.org/cookieviewer/cookieviewer-world;1", "nsICookieViewer");
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var list = cookieViewer.GetPermissionValue(1);
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var permissionList = list.split(list[0]);
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for(var i = 1; i < permissionList.length; i+=2) {
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var permStr = permissionList[i+1];
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var type = permStr.substring(0,1);
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if (type == "-") {
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/* some host is being blocked, need to find out if it's our image's host */
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var host = permStr.substring(1,permStr.length);
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if (host && contextMenu.imageURL.search(host) != -1) {
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/* it's our image's host that's being blocked */
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return false;
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}
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}
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}
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/* image is not already being blocked, so "Block Image" can appear on the menu */
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return true;
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},
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// Block image from loading in the future.
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blockImage : function () {
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var cookieViewer =
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contextMenu.createInstance("@mozilla.org/cookieviewer/cookieviewer-world;1",
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"nsICookieViewer" );
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cookieViewer.BlockImage(this.imageURL);
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},
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initImageBlocking : function () {
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// Block image depends on whether an image was clicked on, and,
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// whether the user pref is enabled.
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contextMenu.showItem
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("context-blockimage",
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contextMenu.onImage && cookieContextMenu.isBlockingImages());
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},
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addContextMenuItemListeners : function (aEvent) {
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var contextPopup = document.getElementById("contentAreaContextSet");
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contextPopup.addEventListener("create", cookieContextMenu.initImageBlocking, false);
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}
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}
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window.addEventListener("load", cookieContextMenu.addContextMenuItemListeners, false);
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// For some unexplainable reason, this overlay is loaded twice as can be demonstrated
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// by uncommenting the following "dump" statement which will get displayed twice
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// dump("$$$$$$$$$$ HERE WE ARE IN cookieContextOverlay.xul $$$$$$$$$$\n");
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// As a consequence, the block-image item appears twice in the context menu. To
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// prevent that from happening, the "display:none" was added to the menuitem below
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]]>
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</script>
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<!-- context menu -->
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<popup id="contentAreaContextMenu">
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<menuitem id="context-blockimage"
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value="&blockImageCmd.label;"
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accesskey=""
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oncommand="contextMenu.blockImage();"
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style="display:none;"
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insertafter="context-viewimage"/>
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</popup>
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</overlay>
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