mirror of
https://github.com/rn10950/RetroZilla.git
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1021 lines
44 KiB
JavaScript
1021 lines
44 KiB
JavaScript
/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is Mozilla Communicator client code, released
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* March 31, 1998.
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*
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* The Initial Developer of the Original Code is
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* Netscape Communications Corporation.
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* Portions created by the Initial Developer are Copyright (C) 1998
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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* William A. ("PowerGUI") Law <law@netscape.com>
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* Blake Ross <blakeross@telocity.com>
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* Gervase Markham <gerv@gerv.net>
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either of the GNU General Public License Version 2 or later (the "GPL"),
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* or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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/*------------------------------ nsContextMenu ---------------------------------
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| This JavaScript "class" is used to implement the browser's content-area |
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| context menu. |
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| |
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| For usage, see references to this class in navigator.xul. |
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| |
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| Currently, this code is relatively useless for any other purpose. In the |
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| longer term, this code will be restructured to make it more reusable. |
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------------------------------------------------------------------------------*/
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function nsContextMenu( xulMenu ) {
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this.target = null;
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this.menu = null;
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this.popupURL = null;
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this.onTextInput = false;
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this.onImage = false;
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this.onLoadedImage = false;
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this.onLink = false;
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this.onMailtoLink = false;
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this.onSaveableLink = false;
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this.onMetaDataItem = false;
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this.onMathML = false;
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this.link = false;
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this.inFrame = false;
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this.hasBGImage = false;
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this.isTextSelected = false;
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this.isContentSelected = false;
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this.inDirList = false;
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this.shouldDisplay = true;
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this.autoDownload = false;
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// Initialize new menu.
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this.initMenu( xulMenu );
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}
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// Prototype for nsContextMenu "class."
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nsContextMenu.prototype = {
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// onDestroy is a no-op at this point.
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onDestroy : function () {
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},
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// Initialize context menu.
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initMenu : function ( popup ) {
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// Save menu.
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this.menu = popup;
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const xulNS = "http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul";
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if ( document.popupNode.namespaceURI == xulNS ) {
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this.shouldDisplay = false;
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return;
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}
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// Get contextual info.
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this.setTarget( document.popupNode, document.popupRangeParent,
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document.popupRangeOffset );
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this.isTextSelected = this.isTextSelection();
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this.isContentSelected = this.isContentSelection();
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this.initPopupURL();
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// Initialize (disable/remove) menu items.
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this.initItems();
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},
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initItems : function () {
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this.initOpenItems();
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this.initNavigationItems();
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this.initViewItems();
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this.initMiscItems();
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this.initSpellingItems();
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this.initSaveItems();
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this.initClipboardItems();
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this.initMetadataItems();
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},
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initOpenItems : function () {
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var showOpen = this.onSaveableLink || ( this.inDirList && this.onLink );
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this.showItem( "context-openlink", showOpen );
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this.showItem( "context-openlinkintab", showOpen );
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this.showItem( "context-sep-open", showOpen );
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},
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initNavigationItems : function () {
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// Back determined by canGoBack broadcaster.
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this.setItemAttrFromNode( "context-back", "disabled", "canGoBack" );
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// Forward determined by canGoForward broadcaster.
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this.setItemAttrFromNode( "context-forward", "disabled", "canGoForward" );
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var showNav = !( this.isContentSelected || this.onLink || this.onImage || this.onTextInput );
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this.showItem( "context-back", showNav );
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this.showItem( "context-forward", showNav );
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this.showItem( "context-reload", showNav );
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this.showItem( "context-stop", showNav );
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this.showItem( "context-sep-stop", showNav );
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// XXX: Stop is determined in navigator.js; the canStop broadcaster is broken
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//this.setItemAttrFromNode( "context-stop", "disabled", "canStop" );
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},
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initSaveItems : function () {
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var showSave = !( this.inDirList || this.isContentSelected || this.onTextInput || this.onStandaloneImage ||
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( this.onLink && this.onImage ) );
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if (showSave)
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goSetMenuValue( "context-savepage", this.autoDownload ? "valueSave" : "valueSaveAs" );
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this.showItem( "context-savepage", showSave );
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// Save link depends on whether we're in a link.
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if (this.onSaveableLink)
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goSetMenuValue( "context-savelink", this.autoDownload ? "valueSave" : "valueSaveAs" );
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this.showItem( "context-savelink", this.onSaveableLink );
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// Save/Send image depends on whether there is one.
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showSave = this.onLoadedImage || this.onStandaloneImage;
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if (showSave)
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goSetMenuValue( "context-saveimage", this.autoDownload ? "valueSave" : "valueSaveAs" );
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this.showItem( "context-saveimage", showSave );
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this.showItem( "context-sendimage", showSave );
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},
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initViewItems : function () {
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// View source is always OK, unless in directory listing.
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this.showItem( "context-viewpartialsource-selection", this.isContentSelected && !this.onTextInput );
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this.showItem( "context-viewpartialsource-mathml", this.onMathML && !this.isContentSelected );
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var showView = !( this.inDirList || this.onImage || this.isContentSelected || this.onLink || this.onTextInput );
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this.showItem( "context-viewsource", showView );
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this.showItem( "context-viewinfo", showView );
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this.showItem( "context-sep-properties", !( this.inDirList || this.isContentSelected || this.onTextInput ) );
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// Set As Wallpaper depends on whether an image was clicked on, and only works on Windows.
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var isWin = navigator.appVersion.indexOf("Windows") != -1;
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this.showItem( "context-setWallpaper", isWin && (this.onLoadedImage || this.onStandaloneImage));
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this.showItem( "context-sep-image", this.onLoadedImage || this.onStandaloneImage);
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if( isWin && this.onLoadedImage )
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// Disable the Set As Wallpaper menu item if we're still trying to load the image
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this.setItemAttr( "context-setWallpaper", "disabled", (("complete" in this.target) && !this.target.complete) ? "true" : null );
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this.showItem( "context-fitimage", this.onStandaloneImage && content.document.imageResizingEnabled );
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if ( this.onStandaloneImage && content.document.imageResizingEnabled ) {
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this.setItemAttr( "context-fitimage", "disabled", content.document.imageIsOverflowing ? null : "true");
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this.setItemAttr( "context-fitimage", "checked", content.document.imageIsResized ? "true" : null);
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}
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// View Image depends on whether an image was clicked on.
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this.showItem( "context-viewimage", this.onImage && !this.onStandaloneImage);
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// View background image depends on whether there is one.
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this.showItem( "context-viewbgimage", showView && !this.onStandaloneImage);
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this.showItem( "context-sep-viewbgimage", showView && !this.onStandaloneImage);
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this.setItemAttr( "context-viewbgimage", "disabled", this.hasBGImage ? null : "true");
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},
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initMiscItems : function () {
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// Use "Bookmark This Link" if on a link.
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this.showItem( "context-bookmarkpage", !( this.isContentSelected || this.onTextInput || this.onStandaloneImage ) );
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this.showItem( "context-bookmarklink", this.onLink && !this.onMailtoLink );
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this.showItem( "context-searchselect", this.isTextSelected && !this.onTextInput );
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this.showItem( "frame", this.inFrame );
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this.showItem( "frame-sep", this.inFrame );
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if (this.inFrame)
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goSetMenuValue( "saveframeas", this.autoDownload ? "valueSave" : "valueSaveAs" );
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var blocking = true;
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if (this.popupURL)
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try {
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const PM = Components.classes["@mozilla.org/PopupWindowManager;1"]
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.getService(Components.interfaces.nsIPopupWindowManager);
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blocking = PM.testPermission(this.popupURL) ==
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Components.interfaces.nsIPopupWindowManager.DENY_POPUP;
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} catch (e) {
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}
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this.showItem( "popupwindow-reject", this.popupURL && !blocking);
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this.showItem( "popupwindow-allow", this.popupURL && blocking);
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this.showItem( "context-sep-popup", this.popupURL);
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// BiDi UI
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this.showItem( "context-sep-bidi", gShowBiDi);
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this.showItem( "context-bidi-text-direction-toggle", this.onTextInput && gShowBiDi);
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this.showItem( "context-bidi-page-direction-toggle", !this.onTextInput && gShowBiDi);
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},
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initSpellingItems : function () {
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var canSpell = InlineSpellCheckerUI.canSpellCheck;
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var onMisspelling = InlineSpellCheckerUI.overMisspelling;
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this.showItem("spell-check-enabled", canSpell);
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this.showItem("spell-separator", canSpell || this.possibleSpellChecking);
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if (canSpell)
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document.getElementById("spell-check-enabled").setAttribute("checked",
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InlineSpellCheckerUI.enabled);
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this.showItem("spell-add-to-dictionary", onMisspelling);
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// suggestion list
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this.showItem("spell-suggestions-separator", onMisspelling);
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if (onMisspelling) {
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var menu = document.getElementById("contentAreaContextMenu");
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var suggestionsSeparator = document.getElementById("spell-add-to-dictionary");
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var numsug = InlineSpellCheckerUI.addSuggestionsToMenu(menu, suggestionsSeparator, 5);
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this.showItem("spell-no-suggestions", numsug == 0);
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} else {
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this.showItem("spell-no-suggestions", false);
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}
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// dictionary list
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this.showItem("spell-dictionaries", InlineSpellCheckerUI.enabled);
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if (canSpell) {
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var dictMenu = document.getElementById("spell-dictionaries-menu");
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var dictSep = document.getElementById("spell-language-separator");
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InlineSpellCheckerUI.addDictionaryListToMenu(dictMenu, dictSep);
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}
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// when there is no spellchecker but we might be able to spellcheck
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// add the add to dictionaries item. This will ensure that people
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// with no dictionaries will be able to download them
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this.showItem("spell-add-dictionaries-main", !canSpell && this.possibleSpellChecking);
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},
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initClipboardItems : function () {
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// Copy depends on whether there is selected text.
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// Enabling this context menu item is now done through the global
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// command updating system
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// this.setItemAttr( "context-copy", "disabled", !this.isTextSelected() );
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goUpdateGlobalEditMenuItems();
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this.showItem( "context-undo", this.onTextInput );
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this.showItem( "context-redo", this.onTextInput );
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this.showItem( "context-sep-undo", this.onTextInput );
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this.showItem( "context-cut", this.onTextInput );
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this.showItem( "context-copy", this.isContentSelected || this.onTextInput);
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this.showItem( "context-paste", this.onTextInput );
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this.showItem( "context-delete", this.onTextInput );
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this.showItem( "context-sep-paste", this.onTextInput );
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this.showItem( "context-selectall", !( this.onLink || this.onImage ) );
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this.showItem( "context-sep-selectall", this.isContentSelected && !this.onTextInput );
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// In a text area there will be nothing after select all, so we don't want a sep
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// Otherwise, if there's text selected then there are extra menu items
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// (search for selection and view selection source), so we do want a sep
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// XXX dr
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// ------
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// nsDocumentViewer.cpp has code to determine whether we're
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// on a link or an image. we really ought to be using that...
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// Copy email link depends on whether we're on an email link.
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this.showItem( "context-copyemail", this.onMailtoLink );
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// Copy link location depends on whether we're on a link.
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this.showItem( "context-copylink", this.onLink );
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this.showItem( "context-sep-copylink", this.onLink );
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// Copy image location depends on whether we're on an image.
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this.showItem( "context-copyimage", this.onImage );
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this.showItem( "context-sep-copyimage", this.onImage );
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},
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initMetadataItems : function () {
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// Show if user clicked on something which has metadata.
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this.showItem( "context-metadata", this.onMetaDataItem );
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},
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// Set various context menu attributes based on the state of the world.
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setTarget : function ( node, rangeParent, rangeOffset ) {
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// Initialize contextual info.
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this.onImage = false;
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this.onLoadedImage = false;
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this.onStandaloneImage = false;
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this.onMetaDataItem = false;
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this.onTextInput = false;
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this.imageURL = "";
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this.onLink = false;
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this.onMathML = false;
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this.inFrame = false;
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this.hasBGImage = false;
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this.bgImageURL = "";
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this.possibleSpellChecking = false;
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// Remember the node that was clicked.
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this.target = node;
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this.autoDownload = Components.classes["@mozilla.org/preferences-service;1"]
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.getService(Components.interfaces.nsIPrefBranch)
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.getBoolPref("browser.download.autoDownload");
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// Clear any old spellchecking items from the menu, this used to
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// be in the menu hiding code but wasn't getting called in all
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// situations. Here, we can ensure it gets cleaned up any time the
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// menu is shown. Note: must be before uninit because that clears the
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// internal vars
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InlineSpellCheckerUI.clearSuggestionsFromMenu();
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InlineSpellCheckerUI.clearDictionaryListFromMenu();
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InlineSpellCheckerUI.uninit();
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// if the document is editable, show context menu like in text inputs
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var win = this.target.ownerDocument.defaultView;
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if (win) {
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var editingSession = win.QueryInterface(Components.interfaces.nsIInterfaceRequestor)
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.getInterface(Components.interfaces.nsIWebNavigation)
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.QueryInterface(Components.interfaces.nsIInterfaceRequestor)
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.getInterface(Components.interfaces.nsIEditingSession);
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if (editingSession.windowIsEditable(win)) {
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this.onTextInput = true;
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this.possibleSpellChecking = true;
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InlineSpellCheckerUI.init(editingSession.getEditorForWindow(win));
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var canSpell = InlineSpellCheckerUI.canSpellCheck;
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InlineSpellCheckerUI.initFromEvent(rangeParent, rangeOffset);
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this.showItem("spell-check-enabled", canSpell);
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this.showItem("spell-separator", canSpell);
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return;
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}
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}
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// See if the user clicked on an image.
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if ( this.target.nodeType == Node.ELEMENT_NODE ) {
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if ( this.target instanceof Components.interfaces.nsIImageLoadingContent && this.target.currentURI ) {
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this.onImage = true;
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var request = this.target.getRequest( Components.interfaces.nsIImageLoadingContent.CURRENT_REQUEST );
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if (request && (request.imageStatus & request.STATUS_SIZE_AVAILABLE))
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this.onLoadedImage = true;
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this.imageURL = this.target.currentURI.spec;
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if ( this.target.ownerDocument instanceof ImageDocument )
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this.onStandaloneImage = true;
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} else if ( this.target instanceof HTMLInputElement ) {
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this.onTextInput = this.isTargetATextBox(this.target);
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// allow spellchecking UI on all writable text boxes except passwords
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if (!this.target.readOnly && !this.target.disabled && this.target.type == "text") {
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this.possibleSpellChecking = true;
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InlineSpellCheckerUI.init(this.target.QueryInterface(Components.interfaces.nsIDOMNSEditableElement).editor);
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InlineSpellCheckerUI.initFromEvent(rangeParent, rangeOffset);
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}
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} else if ( this.target instanceof HTMLTextAreaElement ) {
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this.onTextInput = true;
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if (!this.target.readOnly && !this.target.disabled) {
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this.possibleSpellChecking = true;
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InlineSpellCheckerUI.init(this.target.QueryInterface(Components.interfaces.nsIDOMNSEditableElement).editor);
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InlineSpellCheckerUI.initFromEvent(rangeParent, rangeOffset);
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}
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} else if ( this.target instanceof HTMLHtmlElement ) {
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// pages with multiple <body>s are lame. we'll teach them a lesson.
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var bodyElt = this.target.ownerDocument.getElementsByTagName("body")[0];
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if ( bodyElt ) {
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var computedURL = this.getComputedURL( bodyElt, "background-image" );
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if ( computedURL ) {
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this.hasBGImage = true;
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this.bgImageURL = this.makeURLAbsolute( bodyElt.baseURI,
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computedURL );
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}
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}
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} else if ( "HTTPIndex" in content &&
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content.HTTPIndex instanceof Components.interfaces.nsIHTTPIndex ) {
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this.inDirList = true;
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// Bubble outward till we get to an element with URL attribute
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// (which should be the href).
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var root = this.target;
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while ( root && !this.link ) {
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if ( root.tagName == "tree" ) {
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// Hit root of tree; must have clicked in empty space;
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// thus, no link.
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break;
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}
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if ( root.getAttribute( "URL" ) ) {
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// Build pseudo link object so link-related functions work.
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this.onLink = true;
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this.link = { href : root.getAttribute("URL"),
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getAttribute: function (attr) {
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if (attr == "title") {
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return root.firstChild.firstChild.getAttribute("label");
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} else {
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return "";
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}
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}
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};
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// If element is a directory, then you can't save it.
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if ( root.getAttribute( "container" ) == "true" ) {
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this.onSaveableLink = false;
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} else {
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this.onSaveableLink = true;
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}
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} else {
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root = root.parentNode;
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}
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}
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}
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}
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// We have meta data on images.
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this.onMetaDataItem = this.onImage;
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// See if the user clicked on MathML
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const NS_MathML = "http://www.w3.org/1998/Math/MathML";
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if ((this.target.nodeType == Node.TEXT_NODE &&
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this.target.parentNode.namespaceURI == NS_MathML)
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|| (this.target.namespaceURI == NS_MathML))
|
|
this.onMathML = true;
|
|
|
|
// See if the user clicked in a frame.
|
|
if ( this.target.ownerDocument != window.content.document ) {
|
|
this.inFrame = true;
|
|
}
|
|
|
|
// Bubble out, looking for items of interest
|
|
const XMLNS = "http://www.w3.org/XML/1998/namespace";
|
|
var elem = this.target;
|
|
while ( elem ) {
|
|
if ( elem.nodeType == Node.ELEMENT_NODE ) {
|
|
// Link?
|
|
if ( !this.onLink &&
|
|
( (elem instanceof HTMLAnchorElement && elem.href) ||
|
|
elem instanceof HTMLAreaElement ||
|
|
elem instanceof HTMLLinkElement ||
|
|
elem.getAttributeNS( "http://www.w3.org/1999/xlink", "type") == "simple" ) ) {
|
|
// Clicked on a link.
|
|
this.onLink = true;
|
|
this.onMetaDataItem = true;
|
|
// Remember corresponding element.
|
|
this.link = elem;
|
|
this.onMailtoLink = this.isLinkType( "mailto:", this.link );
|
|
// Remember if it is saveable.
|
|
this.onSaveableLink = this.isLinkSaveable( this.link );
|
|
}
|
|
|
|
// Text input?
|
|
if ( !this.onTextInput ) {
|
|
// Clicked on a link.
|
|
this.onTextInput = this.isTargetATextBox(elem);
|
|
}
|
|
|
|
// Metadata item?
|
|
if ( !this.onMetaDataItem ) {
|
|
// We currently display metadata on anything which fits
|
|
// the below test.
|
|
if ( ( elem instanceof HTMLQuoteElement && elem.cite) ||
|
|
( elem instanceof HTMLTableElement && elem.summary) ||
|
|
( elem instanceof HTMLModElement &&
|
|
( elem.cite || elem.dateTime ) ) ||
|
|
( elem instanceof HTMLElement &&
|
|
( elem.title || elem.lang ) ) ||
|
|
elem.getAttributeNS(XMLNS, "lang") ) {
|
|
dump("On metadata item.\n");
|
|
this.onMetaDataItem = true;
|
|
}
|
|
}
|
|
|
|
// Background image? Don't bother if we've already found a
|
|
// background image further down the hierarchy. Otherwise,
|
|
// we look for the computed background-image style.
|
|
if ( !this.hasBGImage ) {
|
|
var bgImgUrl = this.getComputedURL( elem, "background-image" );
|
|
if ( bgImgUrl ) {
|
|
this.hasBGImage = true;
|
|
this.bgImageURL = this.makeURLAbsolute( elem.baseURI,
|
|
bgImgUrl );
|
|
}
|
|
}
|
|
}
|
|
elem = elem.parentNode;
|
|
}
|
|
},
|
|
initPopupURL: function() {
|
|
// quick check: if no opener, it can't be a popup
|
|
if (!window.content.opener)
|
|
return;
|
|
try {
|
|
var show = false;
|
|
// is it a popup window?
|
|
const CI = Components.interfaces;
|
|
var xulwin = window
|
|
.QueryInterface(CI.nsIInterfaceRequestor)
|
|
.getInterface(CI.nsIWebNavigation)
|
|
.QueryInterface(CI.nsIDocShellTreeItem)
|
|
.treeOwner
|
|
.QueryInterface(CI.nsIInterfaceRequestor)
|
|
.getInterface(CI.nsIXULWindow);
|
|
if (xulwin.contextFlags &
|
|
CI.nsIWindowCreator2.PARENT_IS_LOADING_OR_RUNNING_TIMEOUT) {
|
|
// do the pref settings allow site-by-site popup management?
|
|
const PB = Components.classes["@mozilla.org/preferences-service;1"]
|
|
.getService(CI.nsIPrefBranch);
|
|
show = !PB.getBoolPref("dom.disable_open_during_load");
|
|
}
|
|
if (show) {
|
|
// initialize popupURL
|
|
const IOS = Components.classes["@mozilla.org/network/io-service;1"]
|
|
.getService(CI.nsIIOService);
|
|
this.popupURL = IOS.newURI(window.content.opener.location.href, null, null);
|
|
|
|
// but cancel if it's an unsuitable URL
|
|
const PM = Components.classes["@mozilla.org/PopupWindowManager;1"]
|
|
.getService(CI.nsIPopupWindowManager);
|
|
}
|
|
} catch(e) {
|
|
}
|
|
},
|
|
// Returns the computed style attribute for the given element.
|
|
getComputedStyle: function( elem, prop ) {
|
|
return elem.ownerDocument.defaultView.getComputedStyle( elem, '' ).getPropertyValue( prop );
|
|
},
|
|
// Returns a "url"-type computed style attribute value, with the url() stripped.
|
|
getComputedURL: function( elem, prop ) {
|
|
var url = elem.ownerDocument.defaultView.getComputedStyle( elem, '' ).getPropertyCSSValue( prop );
|
|
return ( url.primitiveType == CSSPrimitiveValue.CSS_URI ) ? url.getStringValue() : null;
|
|
},
|
|
// Returns true iff clicked on link is saveable.
|
|
isLinkSaveable : function ( link ) {
|
|
// We don't do the Right Thing for news/snews yet, so turn them off
|
|
// until we do.
|
|
return !(this.isLinkType( "mailto:" , link ) ||
|
|
this.isLinkType( "javascript:" , link ) ||
|
|
this.isLinkType( "news:", link ) ||
|
|
this.isLinkType( "snews:", link ) );
|
|
},
|
|
// Returns true iff clicked on link is of type given.
|
|
isLinkType : function ( linktype, link ) {
|
|
try {
|
|
// Test for missing protocol property.
|
|
if ( !link.protocol ) {
|
|
// We must resort to testing the URL string :-(.
|
|
var protocol;
|
|
if ( link.href ) {
|
|
protocol = link.href.substr( 0, linktype.length );
|
|
} else {
|
|
protocol = link.getAttributeNS("http://www.w3.org/1999/xlink","href");
|
|
if ( protocol ) {
|
|
protocol = protocol.substr( 0, linktype.length );
|
|
}
|
|
}
|
|
return protocol.toLowerCase() === linktype;
|
|
} else {
|
|
// Presume all but javascript: urls are saveable.
|
|
return link.protocol.toLowerCase() === linktype;
|
|
}
|
|
} catch (e) {
|
|
// something was wrong with the link,
|
|
// so we won't be able to save it anyway
|
|
return false;
|
|
}
|
|
},
|
|
// Block popup windows
|
|
rejectPopupWindows: function(andClose) {
|
|
const PM = Components.classes["@mozilla.org/PopupWindowManager;1"]
|
|
.getService(Components.interfaces.nsIPopupWindowManager);
|
|
PM.add(this.popupURL, false);
|
|
if (andClose) {
|
|
const OS = Components.classes["@mozilla.org/observer-service;1"]
|
|
.getService(Components.interfaces.nsIObserverService);
|
|
OS.notifyObservers(window, "popup-perm-close", this.popupURL.spec);
|
|
}
|
|
},
|
|
// Unblock popup windows
|
|
allowPopupWindows: function() {
|
|
const PM = Components.classes["@mozilla.org/PopupWindowManager;1"]
|
|
.getService(Components.interfaces.nsIPopupWindowManager);
|
|
PM.add(this.popupURL, true);
|
|
},
|
|
// Open linked-to URL in a new window.
|
|
openLink : function () {
|
|
// Determine linked-to URL.
|
|
openNewWindowWith( this.linkURL(), true );
|
|
},
|
|
// Open linked-to URL in a new tab.
|
|
openLinkInTab : function ( reverseBackgroundPref ) {
|
|
// Determine linked-to URL.
|
|
openNewTabWith( this.linkURL(), true, reverseBackgroundPref );
|
|
},
|
|
// Open frame in a new tab.
|
|
openFrameInTab : function ( reverseBackgroundPref ) {
|
|
// Determine linked-to URL.
|
|
openNewTabWith( this.target.ownerDocument.location.href, true, reverseBackgroundPref );
|
|
},
|
|
// Reload clicked-in frame.
|
|
reloadFrame : function () {
|
|
this.target.ownerDocument.location.reload();
|
|
},
|
|
// Open clicked-in frame in its own window.
|
|
openFrame : function () {
|
|
openNewWindowWith( this.target.ownerDocument.location.href );
|
|
},
|
|
// Open clicked-in frame in the same window
|
|
showOnlyThisFrame : function () {
|
|
window.loadURI(this.target.ownerDocument.location.href);
|
|
},
|
|
// View Partial Source
|
|
viewPartialSource : function ( context ) {
|
|
var focusedWindow = document.commandDispatcher.focusedWindow;
|
|
if (focusedWindow == window)
|
|
focusedWindow = content;
|
|
var docCharset = null;
|
|
if (focusedWindow)
|
|
docCharset = "charset=" + focusedWindow.document.characterSet;
|
|
|
|
// "View Selection Source" and others such as "View MathML Source"
|
|
// are mutually exclusive, with the precedence given to the selection
|
|
// when there is one
|
|
var reference = null;
|
|
if (context == "selection")
|
|
reference = focusedWindow.getSelection();
|
|
else if (context == "mathml")
|
|
reference = this.target;
|
|
else
|
|
throw "not reached";
|
|
|
|
var docUrl = null; // unused (and play nice for fragments generated via XSLT too)
|
|
window.openDialog("chrome://navigator/content/viewPartialSource.xul",
|
|
"_blank", "scrollbars,resizable,chrome,dialog=no",
|
|
docUrl, docCharset, reference, context);
|
|
},
|
|
// Open new "view source" window with the frame's URL.
|
|
viewFrameSource : function () {
|
|
BrowserViewSourceOfDocument(this.target.ownerDocument);
|
|
},
|
|
viewInfo : function () {
|
|
BrowserPageInfo();
|
|
},
|
|
viewFrameInfo : function () {
|
|
BrowserPageInfo(this.target.ownerDocument);
|
|
},
|
|
toggleImageSize : function () {
|
|
content.document.toggleImageSize();
|
|
},
|
|
// Change current window to the URL of the image.
|
|
viewImage : function () {
|
|
urlSecurityCheck( this.imageURL, document );
|
|
openTopWin( this.imageURL );
|
|
},
|
|
// Change current window to the URL of the background image.
|
|
viewBGImage : function () {
|
|
urlSecurityCheck( this.bgImageURL, document );
|
|
openTopWin( this.bgImageURL );
|
|
},
|
|
setWallpaper: function() {
|
|
// Confirm since it's annoying if you hit this accidentally.
|
|
var promptService = Components.classes["@mozilla.org/embedcomp/prompt-service;1"].getService(Components.interfaces.nsIPromptService);
|
|
var gNavigatorBundle = document.getElementById("bundle_navigator");
|
|
var promptTitle = gNavigatorBundle.getString("wallpaperConfirmTitle");
|
|
var promptMsg = gNavigatorBundle.getString("wallpaperConfirmMsg");
|
|
var promptConfirmButton = gNavigatorBundle.getString("wallpaperConfirmButton");
|
|
|
|
var buttonPressed = promptService.confirmEx(window, promptTitle, promptMsg,
|
|
(promptService.BUTTON_TITLE_IS_STRING * promptService.BUTTON_POS_0) +
|
|
(promptService.BUTTON_TITLE_CANCEL * promptService.BUTTON_POS_1),
|
|
promptConfirmButton, null, null, null, {value:0});
|
|
|
|
if (buttonPressed != 0)
|
|
return;
|
|
|
|
var winhooks = Components.classes[ "@mozilla.org/winhooks;1" ].
|
|
getService(Components.interfaces.nsIWindowsHooks);
|
|
|
|
winhooks.setImageAsWallpaper(this.target, false);
|
|
},
|
|
// Save URL of clicked-on frame.
|
|
saveFrame : function () {
|
|
saveDocument( this.target.ownerDocument );
|
|
},
|
|
// Save URL of clicked-on link.
|
|
saveLink : function () {
|
|
saveURL( this.linkURL(), this.linkText(), null, true,
|
|
getReferrer(document) );
|
|
},
|
|
// Save URL of clicked-on image.
|
|
saveImage : function () {
|
|
// Note: getReferrer wants our chrome document, not the actual
|
|
// target document; it handles getting that itself.
|
|
saveImageURL( this.imageURL, null, "SaveImageTitle", false,
|
|
getReferrer(document) );
|
|
},
|
|
// Generate email address.
|
|
getEmail : function () {
|
|
// Get the comma-separated list of email addresses only.
|
|
// There are other ways of embedding email addresses in a mailto:
|
|
// link, but such complex parsing is beyond us.
|
|
var addresses;
|
|
try {
|
|
// Let's try to unescape it using a character set
|
|
var characterSet = this.target.ownerDocument.characterSet;
|
|
const textToSubURI = Components.classes["@mozilla.org/intl/texttosuburi;1"]
|
|
.getService(Components.interfaces.nsITextToSubURI);
|
|
addresses = this.linkURL().match(/^mailto:([^?]+)/)[1];
|
|
addresses = textToSubURI.unEscapeURIForUI(characterSet, addresses);
|
|
}
|
|
catch(ex) {
|
|
// Do nothing.
|
|
}
|
|
return addresses;
|
|
},
|
|
// Copy email to clipboard
|
|
copyEmail : function () {
|
|
var clipboard = this.getService( "@mozilla.org/widget/clipboardhelper;1",
|
|
Components.interfaces.nsIClipboardHelper );
|
|
clipboard.copyString(this.getEmail());
|
|
},
|
|
addBookmark : function() {
|
|
var docshell = document.getElementById( "content" ).webNavigation;
|
|
BookmarksUtils.addBookmark( docshell.currentURI.spec,
|
|
docshell.document.title,
|
|
docshell.document.characterSet,
|
|
false );
|
|
},
|
|
addBookmarkForFrame : function() {
|
|
var doc = this.target.ownerDocument;
|
|
var uri = doc.location.href;
|
|
var title = doc.title;
|
|
if ( !title )
|
|
title = uri;
|
|
BookmarksUtils.addBookmark( uri,
|
|
title,
|
|
doc.characterSet,
|
|
false );
|
|
},
|
|
// Open Metadata window for node
|
|
showMetadata : function () {
|
|
window.openDialog( "chrome://navigator/content/metadata.xul",
|
|
"_blank",
|
|
"scrollbars,resizable,chrome,dialog=no",
|
|
this.target);
|
|
},
|
|
|
|
///////////////
|
|
// Utilities //
|
|
///////////////
|
|
|
|
// Create instance of component given contractId and iid (as string).
|
|
createInstance : function ( contractId, iidName ) {
|
|
var iid = Components.interfaces[ iidName ];
|
|
return Components.classes[ contractId ].createInstance( iid );
|
|
},
|
|
// Get service given contractId and iid (as string).
|
|
getService : function ( contractId, iidName ) {
|
|
var iid = Components.interfaces[ iidName ];
|
|
return Components.classes[ contractId ].getService( iid );
|
|
},
|
|
// Show/hide one item (specified via name or the item element itself).
|
|
showItem : function ( itemOrId, show ) {
|
|
var item = itemOrId.constructor == String ? document.getElementById(itemOrId) : itemOrId;
|
|
if (item)
|
|
item.hidden = !show;
|
|
},
|
|
// Set given attribute of specified context-menu item. If the
|
|
// value is null, then it removes the attribute (which works
|
|
// nicely for the disabled attribute).
|
|
setItemAttr : function ( id, attr, val ) {
|
|
var elem = document.getElementById( id );
|
|
if ( elem ) {
|
|
if ( val == null ) {
|
|
// null indicates attr should be removed.
|
|
elem.removeAttribute( attr );
|
|
} else {
|
|
// Set attr=val.
|
|
elem.setAttribute( attr, val );
|
|
}
|
|
}
|
|
},
|
|
// Set context menu attribute according to like attribute of another node
|
|
// (such as a broadcaster).
|
|
setItemAttrFromNode : function ( item_id, attr, other_id ) {
|
|
var elem = document.getElementById( other_id );
|
|
if ( elem && elem.getAttribute( attr ) == "true" ) {
|
|
this.setItemAttr( item_id, attr, "true" );
|
|
} else {
|
|
this.setItemAttr( item_id, attr, null );
|
|
}
|
|
},
|
|
// Temporary workaround for DOM api not yet implemented by XUL nodes.
|
|
cloneNode : function ( item ) {
|
|
// Create another element like the one we're cloning.
|
|
var node = document.createElement( item.tagName );
|
|
|
|
// Copy attributes from argument item to the new one.
|
|
var attrs = item.attributes;
|
|
for ( var i = 0; i < attrs.length; i++ ) {
|
|
var attr = attrs.item( i );
|
|
node.setAttribute( attr.nodeName, attr.nodeValue );
|
|
}
|
|
|
|
// Voila!
|
|
return node;
|
|
},
|
|
// Generate fully-qualified URL for clicked-on link.
|
|
linkURL : function () {
|
|
if (this.link.href) {
|
|
return this.link.href;
|
|
}
|
|
var href = this.link.getAttributeNS("http://www.w3.org/1999/xlink","href");
|
|
if (!href || !href.match(/\S/)) {
|
|
throw "Empty href"; // Without this we try to save as the current doc, for example, HTML case also throws if empty
|
|
}
|
|
href = this.makeURLAbsolute(this.link.baseURI,href);
|
|
return href;
|
|
},
|
|
// Get text of link.
|
|
linkText : function () {
|
|
var text = gatherTextUnder( this.link );
|
|
if (!text || !text.match(/\S/)) {
|
|
text = this.link.getAttribute("title");
|
|
if (!text || !text.match(/\S/)) {
|
|
text = this.link.getAttribute("alt");
|
|
if (!text || !text.match(/\S/)) {
|
|
if (this.link.href) {
|
|
text = this.link.href;
|
|
} else {
|
|
text = getAttributeNS("http://www.w3.org/1999/xlink", "href");
|
|
if (text && text.match(/\S/)) {
|
|
text = this.makeURLAbsolute(this.link.baseURI, text);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
return text;
|
|
},
|
|
|
|
//Get selected object and convert it to a string to get
|
|
//selected text. Only use the first 15 chars.
|
|
isTextSelection : function() {
|
|
var result = false;
|
|
var selection = this.searchSelected(16);
|
|
|
|
var bundle = srGetStrBundle("chrome://communicator/locale/contentAreaCommands.properties");
|
|
|
|
var searchSelectText;
|
|
if (selection != "") {
|
|
searchSelectText = selection.toString();
|
|
if (searchSelectText.length > 15)
|
|
searchSelectText = searchSelectText.substr(0,15) + "...";
|
|
result = true;
|
|
|
|
// format "Search for <selection>" string to show in menu
|
|
searchSelectText = bundle.formatStringFromName("searchText",
|
|
[searchSelectText], 1);
|
|
this.setItemAttr("context-searchselect", "label", searchSelectText);
|
|
}
|
|
return result;
|
|
},
|
|
|
|
searchSelected : function( charlen ) {
|
|
var focusedWindow = document.commandDispatcher.focusedWindow;
|
|
var searchStr = focusedWindow.getSelection();
|
|
searchStr = searchStr.toString();
|
|
// searching for more than 150 chars makes no sense
|
|
if (!charlen)
|
|
charlen = 150;
|
|
if (charlen < searchStr.length) {
|
|
// only use the first charlen important chars. see bug 221361
|
|
var pattern = new RegExp("^(?:\\s*.){0," + charlen + "}");
|
|
pattern.test(searchStr);
|
|
searchStr = RegExp.lastMatch;
|
|
}
|
|
searchStr = searchStr.replace(/^\s+/, "");
|
|
searchStr = searchStr.replace(/\s+$/, "");
|
|
searchStr = searchStr.replace(/\s+/g, " ");
|
|
return searchStr;
|
|
},
|
|
|
|
// Returns true if anything is selected.
|
|
isContentSelection: function() {
|
|
return !document.commandDispatcher.focusedWindow.getSelection().isCollapsed;
|
|
},
|
|
|
|
// Convert relative URL to absolute, using document's <base>.
|
|
makeURLAbsolute : function ( base, url ) {
|
|
// Construct nsIURL.
|
|
var ioService = Components.classes["@mozilla.org/network/io-service;1"]
|
|
.getService(Components.interfaces.nsIIOService);
|
|
var baseURI = ioService.newURI(base, null, null);
|
|
|
|
return ioService.newURI(baseURI.resolve(url), null, null).spec;
|
|
},
|
|
toString : function () {
|
|
return "contextMenu.target = " + this.target + "\n" +
|
|
"contextMenu.onImage = " + this.onImage + "\n" +
|
|
"contextMenu.onLink = " + this.onLink + "\n" +
|
|
"contextMenu.link = " + this.link + "\n" +
|
|
"contextMenu.inFrame = " + this.inFrame + "\n" +
|
|
"contextMenu.hasBGImage = " + this.hasBGImage + "\n";
|
|
},
|
|
isTargetATextBox : function ( node )
|
|
{
|
|
if (node instanceof HTMLInputElement)
|
|
return (node.type == "text" || node.type == "password")
|
|
|
|
return (node instanceof HTMLTextAreaElement);
|
|
},
|
|
|
|
// Determines whether or not the separator with the specified ID should be
|
|
// shown or not by determining if there are any non-hidden items between it
|
|
// and the previous separator.
|
|
shouldShowSeparator : function ( aSeparatorID )
|
|
{
|
|
var separator = document.getElementById(aSeparatorID);
|
|
if (separator) {
|
|
var sibling = separator.previousSibling;
|
|
while (sibling && sibling.localName != "menuseparator") {
|
|
if (sibling.getAttribute("hidden") != "true")
|
|
return true;
|
|
sibling = sibling.previousSibling;
|
|
}
|
|
}
|
|
return false;
|
|
},
|
|
|
|
addDictionaries : function()
|
|
{
|
|
try {
|
|
var url = pref.getComplexValue("editor.spellcheckers.url",
|
|
Components.interfaces.nsIPrefLocalizedString).data;
|
|
window.openDialog(getBrowserURL(), "_blank", "chrome,all,dialog=no", url);
|
|
}
|
|
catch (ex) {}
|
|
}
|
|
};
|
|
|
|
/*************************************************************************
|
|
*
|
|
* nsDefaultEngine : nsIObserver
|
|
*
|
|
*************************************************************************/
|
|
function nsDefaultEngine()
|
|
{
|
|
try
|
|
{
|
|
var pb = Components.classes["@mozilla.org/preferences-service;1"].
|
|
getService(Components.interfaces.nsIPrefBranch);
|
|
var pbi = pb.QueryInterface(
|
|
Components.interfaces.nsIPrefBranch2);
|
|
pbi.addObserver(this.domain, this, false);
|
|
|
|
// reuse code by explicitly invoking initial |observe| call
|
|
// to initialize the |icon| and |name| member variables
|
|
this.observe(pb, "", this.domain);
|
|
}
|
|
catch (ex)
|
|
{
|
|
}
|
|
}
|
|
|
|
nsDefaultEngine.prototype =
|
|
{
|
|
name: "",
|
|
icon: "",
|
|
domain: "browser.search.defaultengine",
|
|
|
|
// nsIObserver implementation
|
|
observe: function(aPrefBranch, aTopic, aPrefName)
|
|
{
|
|
try
|
|
{
|
|
var rdf = Components.
|
|
classes["@mozilla.org/rdf/rdf-service;1"].
|
|
getService(Components.interfaces.nsIRDFService);
|
|
var ds = rdf.GetDataSource("rdf:internetsearch");
|
|
var defaultEngine = aPrefBranch.getCharPref(aPrefName);
|
|
var res = rdf.GetResource(defaultEngine);
|
|
|
|
// get engine ``pretty'' name
|
|
const kNC_Name = rdf.GetResource(
|
|
"http://home.netscape.com/NC-rdf#Name");
|
|
var engineName = ds.GetTarget(res, kNC_Name, true);
|
|
if (engineName)
|
|
{
|
|
this.name = engineName.QueryInterface(
|
|
Components.interfaces.nsIRDFLiteral).Value;
|
|
}
|
|
|
|
// get URL to engine vendor icon
|
|
const kNC_Icon = rdf.GetResource(
|
|
"http://home.netscape.com/NC-rdf#Icon");
|
|
var iconURL = ds.GetTarget(res, kNC_Icon, true);
|
|
if (iconURL)
|
|
{
|
|
this.icon = iconURL.QueryInterface(
|
|
Components.interfaces.nsIRDFLiteral).Value;
|
|
}
|
|
}
|
|
catch (ex)
|
|
{
|
|
}
|
|
}
|
|
}
|