pjs/suite/common/search/shared.js

449 строки
14 KiB
JavaScript

/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is mozilla.org code.
*
* The Initial Developer of the Original Code is Robert John Churchill.
* Portions created by the Initial Developer are Copyright (C) 2002
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Robert John Churchill <rjc@netscape.com> (Original Author)
* Karsten Duesterloh <kd-moz@tprac.de>
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
function fillContextMenu(name, treeName)
{
if (!name) return(false);
var popupNode = document.getElementById(name);
if (!popupNode) return(false);
// remove the menu node (which tosses all of its kids);
// do this in case any old command nodes are hanging around
while (popupNode.hasChildNodes())
{
popupNode.removeChild(popupNode.lastChild);
}
var treeNode = document.getElementById(treeName);
if (!treeNode) return(false);
var db = treeNode.database;
if (!db) return(false);
var compositeDB = db.QueryInterface(Components.interfaces.nsIRDFDataSource);
if (!compositeDB) return(false);
var isupports = Components.classes["@mozilla.org/rdf/rdf-service;1"].getService();
if (!isupports) return(false);
var rdf = isupports.QueryInterface(Components.interfaces.nsIRDFService);
if (!rdf) return(false);
var target_item = document.popupNode.parentNode.parentNode;
if (target_item && target_item.nodeName == "treeitem")
{
if (target_item.getAttribute('selected') != 'true') {
treeNode.selectItem(target_item);
}
}
var select_list = treeNode.selectedItems;
var separatorResource = rdf.GetResource("http://home.netscape.com/NC-rdf#BookmarkSeparator");
if (!separatorResource) return(false);
// perform intersection of commands over selected nodes
var cmdArray = new Array();
var selectLength = select_list.length;
if (selectLength == 0) selectLength = 1;
for (var nodeIndex=0; nodeIndex < selectLength; nodeIndex++)
{
var id = null;
// if nothing is selected, get commands for the "ref" of the tree root
if (select_list.length == 0)
{
id = treeNode.getAttribute("ref");
if (!id) break;
}
else
{
var node = select_list[nodeIndex];
if (!node) break;
id = node.getAttribute("id");
if (!id) break;
}
var rdfNode = rdf.GetResource(id);
if (!rdfNode) break;
var cmdEnum = db.GetAllCmds(rdfNode);
if (!cmdEnum) break;
var nextCmdArray = new Array();
while (cmdEnum.hasMoreElements())
{
var cmd = cmdEnum.getNext();
if (!cmd) break;
if (nodeIndex == 0)
{
cmdArray[cmdArray.length] = cmd;
}
else
{
nextCmdArray[cmdArray.length] = cmd;
}
}
if (nodeIndex > 0)
{
// perform command intersection calculation
for (var cmdIndex = 0; cmdIndex < cmdArray.length; cmdIndex++)
{
var cmdFound = false;
for (var nextCmdIndex = 0; nextCmdIndex < nextCmdArray.length; nextCmdIndex++)
{
if (nextCmdArray[nextCmdIndex] == cmdArray[cmdIndex])
{
cmdFound = true;
break;
}
}
if ((cmdFound == false) && (cmdArray[cmdIndex]))
{
var cmdResource = cmdArray[cmdIndex].QueryInterface(Components.interfaces.nsIRDFResource);
if ((cmdResource) && (cmdResource != separatorResource))
{
cmdArray[cmdIndex] = null;
}
}
}
}
}
// need a resource to ask RDF for each command's name
var rdfNameResource = rdf.GetResource("http://home.netscape.com/NC-rdf#Name");
if (!rdfNameResource) return(false);
// build up menu items
if (cmdArray.length < 1) return(false);
var lastWasSep = false;
for (var cmdIndex = 0; cmdIndex < cmdArray.length; cmdIndex++)
{
var cmd = cmdArray[cmdIndex];
if (!cmd) continue;
var cmdResource = cmd.QueryInterface(Components.interfaces.nsIRDFResource);
if (!cmdResource) break;
// handle separators
if (cmdResource == separatorResource)
{
if (lastWasSep != true)
{
lastWasSep = true;
var menuItem = document.createElement("menuseparator");
popupNode.appendChild(menuItem);
}
continue;
}
lastWasSep = false;
var cmdNameNode = compositeDB.GetTarget(cmdResource, rdfNameResource, true);
if (!cmdNameNode) break;
cmdNameLiteral = cmdNameNode.QueryInterface(Components.interfaces.nsIRDFLiteral);
if (!cmdNameLiteral) break;
cmdName = cmdNameLiteral.Value;
if (!cmdName) break;
var menuItem = document.createElement("menuitem");
menuItem.setAttribute("label", cmdName);
popupNode.appendChild(menuItem);
// work around bug # 26402 by setting "oncommand" attribute AFTER appending menuitem
menuItem.setAttribute("oncommand", "return doContextCmd('" + cmdResource.Value + "', '" + treeName + "');");
}
// strip off leading/trailing menuseparators
while (popupNode.hasChildNodes())
{
if (popupNode.firstChild.tagName != "menuseparator")
break;
popupNode.removeChild(popupNode.firstChild);
}
while (popupNode.hasChildNodes())
{
if (popupNode.lastChild.tagName != "menuseparator")
break;
popupNode.removeChild(popupNode.lastChild);
}
var searchMode = 0;
if (pref) searchMode = pref.getIntPref("browser.search.mode");
if (pref && bundle)
{
// then add a menu separator (if necessary)
if (popupNode.hasChildNodes())
{
if (popupNode.lastChild.tagName != "menuseparator")
{
var menuSep = document.createElement("menuseparator");
popupNode.appendChild(menuSep);
}
}
// And then add a "Search Mode" menu item
var propMenuName = (searchMode == 0) ? bundle.GetStringFromName("enableAdvanced") : bundle.GetStringFromName("disableAdvanced");
var menuItem = document.createElement("menuitem");
menuItem.setAttribute("label", propMenuName);
popupNode.appendChild(menuItem);
// Work around bug # 26402 by setting "oncommand" attribute
// AFTER appending menuitem
menuItem.setAttribute("oncommand", "return setSearchMode();");
}
return(true);
}
function setSearchMode()
{
var searchMode = 0;
if (pref) searchMode = pref.getIntPref("browser.search.mode");
if (searchMode == 0) searchMode = 1;
else searchMode = 0;
if (pref) pref.setIntPref("browser.search.mode", searchMode);
return(true);
}
function doContextCmd(cmdName, treeName)
{
var treeNode = document.getElementById(treeName);
if (!treeNode) return(false);
var db = treeNode.database;
if (!db) return(false);
var compositeDB = db.QueryInterface(Components.interfaces.nsIRDFDataSource);
if (!compositeDB) return(false);
var isupports = Components.classes["@mozilla.org/rdf/rdf-service;1"].getService();
if (!isupports) return(false);
var rdf = isupports.QueryInterface(Components.interfaces.nsIRDFService);
if (!rdf) return(false);
// need a resource for the command
var cmdResource = rdf.GetResource(cmdName);
if (!cmdResource) return(false);
cmdResource = cmdResource.QueryInterface(Components.interfaces.nsIRDFResource);
if (!cmdResource) return(false);
// set up selection nsISupportsArray
var selectionInstance = Components.classes["@mozilla.org/supports-array;1"].createInstance();
var selectionArray = selectionInstance.QueryInterface(Components.interfaces.nsISupportsArray);
// set up arguments nsISupportsArray
var argumentsInstance = Components.classes["@mozilla.org/supports-array;1"].createInstance();
var argumentsArray = argumentsInstance.QueryInterface(Components.interfaces.nsISupportsArray);
// get argument (parent)
var parentArc = rdf.GetResource("http://home.netscape.com/NC-rdf#parent");
if (!parentArc) return(false);
var select_list = treeNode.selectedItems;
if (select_list.length < 1)
{
// if nothing is selected, default to using the "ref" on the root of the tree
var uri = treeNode.getAttribute("ref");
if (!uri || uri=="") return(false);
var rdfNode = rdf.GetResource(uri);
// add node into selection array
if (rdfNode)
{
selectionArray.AppendElement(rdfNode);
}
}
else for (var nodeIndex=0; nodeIndex<select_list.length; nodeIndex++)
{
var node = select_list[nodeIndex];
if (!node) break;
var uri = node.getAttribute("ref");
if ((uri) || (uri == ""))
{
uri = node.getAttribute("id");
}
if (!uri) return(false);
var rdfNode = rdf.GetResource(uri);
if (!rdfNode) break;
// add node into selection array
selectionArray.AppendElement(rdfNode);
// get the parent's URI
var parentURI="";
var theParent = node;
while (theParent)
{
theParent = theParent.parentNode;
parentURI = theParent.getAttribute("ref");
if ((!parentURI) || (parentURI == ""))
{
parentURI = theParent.getAttribute("id");
}
if (parentURI != "") break;
}
if (parentURI == "") return(false);
var parentNode = rdf.GetResource(parentURI, true);
if (!parentNode) return(false);
// add parent arc and node into arguments array
argumentsArray.AppendElement(parentArc);
argumentsArray.AppendElement(parentNode);
}
// do the command
compositeDB.DoCommand( selectionArray, cmdResource, argumentsArray );
return(true);
}
/* Note: doSort() does NOT support natural order sorting, unless naturalOrderResource is valid,
in which case we sort ascending on naturalOrderResource
*/
function doSort(sortColName, naturalOrderResource)
{
var node = document.getElementById(sortColName);
// determine column resource to sort on
var sortResource = node.getAttribute('resource');
if (!sortResource) return(false);
var sortDirection="ascending";
var isSortActive = node.getAttribute('sortActive');
if (isSortActive == "true")
{
sortDirection = "ascending";
var currentDirection = node.getAttribute('sortDirection');
if (currentDirection == "ascending")
{
if (sortResource != naturalOrderResource)
{
sortDirection = "descending";
}
}
else if (currentDirection == "descending")
{
if (naturalOrderResource != null && naturalOrderResource != "")
{
sortResource = naturalOrderResource;
}
}
}
var isupports = Components.classes["@mozilla.org/xul/xul-sort-service;1"].getService();
if (!isupports) return(false);
var xulSortService = isupports.QueryInterface(Components.interfaces.nsIXULSortService);
if (!xulSortService) return(false);
try
{
xulSortService.sort(node, sortResource, sortDirection);
}
catch(ex)
{
debug("Exception calling xulSortService.sort()");
}
return(true);
}
function setInitialSort(node, sortDirection)
{
// determine column resource to sort on
var sortResource = node.getAttribute('resource');
if (!sortResource) return(false);
try
{
var isupports = Components.classes["@mozilla.org/xul/xul-sort-service;1"].getService();
if (!isupports) return(false);
var xulSortService = isupports.QueryInterface(Components.interfaces.nsIXULSortService);
if (!xulSortService) return(false);
xulSortService.sort(node, sortResource, sortDirection);
}
catch(ex)
{
}
return(true);
}
function switchTab(aPageIndex)
{
var deck = document.getElementById("advancedDeck");
if (!deck)
{ // get the search-panel deck the hard way
// otherwise the switchTab call from internetresults.xul would fail
var oSearchPanel = getNavigatorWindow(false).sidebarObj.panels.get_panel_from_id("urn:sidebar:panel:search");
if (!oSearchPanel)
return;
deck = oSearchPanel.get_iframe().contentDocument.getElementById("advancedDeck")
}
deck.setAttribute("selectedIndex", aPageIndex);
}
// retrieves the most recent navigator window
function getNavigatorWindow(aOpenFlag)
{
var navigatorWindow;
// if this is a browser window, just use it
if ("document" in top) {
var possibleNavigator = top.document.getElementById("main-window");
if (possibleNavigator &&
possibleNavigator.getAttribute("windowtype") == "navigator:browser")
navigatorWindow = top;
}
// if not, get the most recently used browser window
if (!navigatorWindow) {
var wm = Components.classes["@mozilla.org/appshell/window-mediator;1"]
.getService(Components.interfaces.nsIWindowMediator);
navigatorWindow = wm.getMostRecentWindow("navigator:browser");
}
// if no browser window available and it's ok to open a new one, do so
if (!navigatorWindow && aOpenFlag) {
var navigatorChromeURL = search_getBrowserURL();
navigatorWindow = openDialog(navigatorChromeURL, "_blank", "chrome,all,dialog=no");
}
return navigatorWindow;
}