mirror of
https://github.com/rn10950/RetroZilla.git
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205 lines
7.2 KiB
JavaScript
205 lines
7.2 KiB
JavaScript
/* -*- Mode: Java; 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.org code.
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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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* Peter Annema <disttsc@bart.nl>
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* Blake Ross <blakeross@telocity.com>
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* Alec Flett <alecf@netscape.com>
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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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// utility routines for sorting
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// re-does a sort based on the current state
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function RefreshSort()
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{
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var current_column = find_sort_column();
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SortColumnElement(current_column);
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}
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// set the sort direction on the currently sorted column
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function SortInNewDirection(direction)
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{
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var current_column = find_sort_column();
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if (direction == "ascending")
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direction = "natural";
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else if (direction == "descending")
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direction = "ascending";
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else if (direction == "natural")
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direction = "descending";
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current_column.setAttribute("sortDirection", direction);
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SortColumnElement(current_column);
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}
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function SortColumn(columnId)
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{
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var column = document.getElementById(columnId);
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SortColumnElement(column);
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}
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function SortColumnElement(column)
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{
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var tree = column.parentNode.parentNode;
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var col = tree.columns.getColumnFor(column);
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tree.view.cycleHeader(col);
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}
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// search over the columns to find the first one with an active sort
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function find_sort_column()
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{
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var columns = document.getElementsByTagName('treecol');
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var i = 0;
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var column;
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while ((column = columns.item(i++)) != null) {
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if (column.getAttribute('sortDirection'))
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return column;
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}
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return columns.item(0);
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}
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// get the sort direction for the given column
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function find_sort_direction(column)
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{
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var sortDirection = column.getAttribute('sortDirection');
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return (sortDirection ? sortDirection : "natural");
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}
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// set up the menu items to reflect the specified sort column
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// and direction - put check marks next to the active ones, and clear
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// out the old ones
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// - disable ascending/descending direction if the tree isn't sorted
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// - disable columns that are not visible
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function update_sort_menuitems(column, direction)
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{
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var unsorted_menuitem = document.getElementById("unsorted_menuitem");
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var sort_ascending = document.getElementById('sort_ascending');
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var sort_descending = document.getElementById('sort_descending');
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// as this function may be called from various places, including the
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// bookmarks sidebar panel (which doesn't have any menu items)
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// ensure that the document contains the elements
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if ((!unsorted_menuitem) || (!sort_ascending) || (!sort_descending))
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return;
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if (direction == "natural") {
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unsorted_menuitem.setAttribute('checked','true');
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sort_ascending.setAttribute('disabled','true');
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sort_descending.setAttribute('disabled','true');
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sort_ascending.removeAttribute('checked');
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sort_descending.removeAttribute('checked');
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} else {
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sort_ascending.removeAttribute('disabled');
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sort_descending.removeAttribute('disabled');
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if (direction == "ascending") {
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sort_ascending.setAttribute('checked','true');
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} else {
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sort_descending.setAttribute('checked','true');
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}
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var columns = document.getElementsByTagName('treecol');
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var i = 0;
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var column_node = columns[i];
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var column_name = column.id;
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var menuitem = document.getElementById('fill_after_this_node');
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menuitem = menuitem.nextSibling
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while (1) {
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var name = menuitem.getAttribute('column_id');
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if (!name) break;
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if (column_name == name) {
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menuitem.setAttribute('checked', 'true');
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break;
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}
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menuitem = menuitem.nextSibling;
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column_node = columns[++i];
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if (column_node && column_node.tagName == "splitter") {
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column_node = columns[++i];
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}
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}
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}
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enable_sort_menuitems();
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}
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function enable_sort_menuitems()
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{
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var columns = document.getElementsByTagName('treecol');
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var menuitem = document.getElementById('fill_after_this_node');
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menuitem = menuitem.nextSibling
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for (var i = 0; (i < columns.length) && menuitem; ++i) {
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var column_node = columns[i];
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if (column_node.getAttribute("hidden") == "true")
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menuitem.setAttribute("disabled", "true");
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else
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menuitem.removeAttribute("disabled");
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menuitem = menuitem.nextSibling;
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}
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}
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function fillViewMenu(popup)
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{
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var fill_after = document.getElementById('fill_after_this_node');
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var fill_before = document.getElementById('fill_before_this_node');
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var strBundle = document.getElementById('sortBundle');
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var sortString;
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if (strBundle)
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sortString = strBundle.getString('SortMenuItems');
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if (!sortString)
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sortString = "Sorted by %COLNAME%";
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var firstTime = (fill_after.nextSibling == fill_before);
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if (firstTime) {
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var columns = document.getElementsByTagName('treecol');
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for (var i = 0; i < columns.length; ++i) {
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var column = columns[i];
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// Construct an entry for each cell in the row.
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var column_name = column.getAttribute("label");
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var column_accesskey = column.getAttribute("accesskey");
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var item = document.createElement("menuitem");
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if (column_accesskey)
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item.setAttribute("accesskey", column_accesskey);
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item.setAttribute("type", "radio");
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item.setAttribute("name", "sort_column");
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if (column_name == "")
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column_name = column.getAttribute("display");
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var name = sortString.replace(/%COLNAME%/g, column_name);
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item.setAttribute("label", name);
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item.setAttribute("oncommand", "SortColumn('" + column.id + "');");
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item.setAttribute("column_id", column.id);
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popup.insertBefore(item, fill_before);
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}
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}
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var sort_column = find_sort_column();
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var sort_direction = find_sort_direction(sort_column);
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update_sort_menuitems(sort_column, sort_direction);
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}
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