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/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
/**
* Autocomplete / suggest support for input fields
*
* To use it declare a 'suggest' function as follows:
* function suggestItems() {
* return new Array('abc', 'def', 'ghi');
* }
*
* then hook it to an input field as follows:
* suggest(document.yourForm.yourInputField, suggestItems);
*/
function selectSuggestion(node, value) {
for (;;) {
node = node.parentNode;
if (node.tagName.toLowerCase() == 'div') {
break;
}
}
node.selectSuggestion(value);
}
function hilightSuggestion(node, over) {
if (over) {
node.className = 'suggestHilighted';
} else {
node.className = 'suggestItem';
}
}
function suggest(input, suggestFunction) {
input.suggest = suggestFunction;
input.selectSuggestion = function(value) {
this.hideSuggestDiv();
this.value = value;
}
input.hideSuggestDiv = function() {
if (this.suggestDiv != null) {
this.suggestDiv.style.visibility = 'hidden';
}
}
input.showSuggestDiv = function() {
if (this.suggestDiv == null) {
this.suggestDiv = document.createElement('div');
this.suggestDiv.input = this;
this.suggestDiv.className = 'suggest';
input.parentNode.insertBefore(this.suggestDiv, input);
this.suggestDiv.style.visibility = 'hidden';
this.suggestDiv.style.zIndex = '99';
this.suggestDiv.selectSuggestion = function(value) {
this.input.selectSuggestion(value);
}
}
var values = this.suggest();
var items = "";
for (var i = 0; i < values.length; i++) {
if (values[i].indexOf(this.value) == -1) {
continue;
}
if (items.length == 0) {
items += '<table class=suggestTable>';
}
items += '<tr><td class="suggestItem" ' +
'onmouseover="hilightSuggestion(this, true)" onmouseout="hilightSuggestion(this, false)" ' +
'onmousedown="selectSuggestion(this, \'' + values[i] + '\')">' + values[i] + '</td></tr>';
}
if (items.length != 0) {
items += '</table>';
}
this.suggestDiv.innerHTML = items;
if (items.length != 0) {
var node = input;
var left = 0;
var top = 0;
for (;;) {
left += node.offsetLeft;
top += node.offsetTop;
node = node.offsetParent;
if (node.tagName.toLowerCase() == 'body') {
break;
}
}
this.suggestDiv.style.left = left;
this.suggestDiv.style.top = top + input.offsetHeight;
this.suggestDiv.style.visibility = 'visible';
} else {
this.suggestDiv.style.visibility = 'hidden';
}
}
input.onkeydown = function(event) {
this.showSuggestDiv();
};
input.onkeyup = function(event) {
this.showSuggestDiv();
};
input.onmousedown = function(event) {
this.showSuggestDiv();
};
input.onblur = function(event) {
setTimeout(function() { input.hideSuggestDiv(); }, 50);
};
}
/**
* A Toolbar class
*/
function Tool(name, href) {
this.name = name;
this.href = href;
}
Tool.prototype.print = function() {
var loc = '' + location;
if (loc.match(this.href) == null) {
return '<a href="' + this.href + '" target="_parent">' + this.name + '</a>';
} else {
return '<span>' + this.name + '</span>';
}
}
/**
* Initialize the toolbar
*/
function toolbar(home, tools) {
var toolbar = '<table width="100%" cellpadding="0" cellspacing="0" class=tbar><tr>' +
'<td class=ltbar><table border="0" cellspacing="0" cellpadding="0"><tr>';
for (var i = 0; i < tools.length; i++) {
toolbar = toolbar + '<td class=ltbar>' +tools[i].print() + '</td>'
}
toolbar = toolbar + '<td class=ltbar><input id="searchField" type="text" value="" /> <input id="searchButton" type="submit" value="Search" onclick="window.location=\'/ui/search/?query=\' + elementByID(gadget(window, document), \'searchField\').value" /></td>'
toolbar = toolbar + '</tr></table></td>' +
'<td class=rtbar><table border="0" cellpadding="0" cellspacing="0" align="right"><tr>' +
'<td class=rtbar>' + home.print() + '</td></tr></table></td>' +
'</tr></table>';
return toolbar;
}
/**
* Return an non-sparse array from an array or an object.
*/
function array(obj) {
if (obj.length == undefined) {
var a = new Array();
a[0] = obj;
return a;
}
else {
var a = new Array();
var n = 0;
for (var i in obj) {
a[n++] = obj[i];
}
return a;
}
}
/**
* Dump a Javascript object to the console
*/
function dump(o) {
for (f in o) {
try {
console.log(f + '=' + o[f]);
} catch (e) {}
}
}
/**
* Return the content document of the given window.
*/
function content(win) {
if (win.document != 'undefined' && win.document != null) {
return win.document;
} else if (win.contentDocument != 'undefined' && win.contentDocument != null) {
return win.contentDocument;
} else {
return null;
}
}
/**
* Returns a child element with the given id.
*/
function elementByID(node, id) {
for (var i in node.childNodes) {
var child = node.childNodes[i];
if (child.id == id) {
return child;
} else {
child = elementByID(child, id);
if (child != null) {
return child;
}
}
}
return null;
}
/**
* Install a gadget.
*/
function gadget(win, doc) {
var ongadget = null;
try {
if (win.parent.ongadget != null && win.parent.ongadget != 'undefined') {
ongadget = win.parent.ongadget;
}
} catch (e) {
}
if (ongadget != null) {
return ongadget(win, doc);
} else {
return doc;
}
}
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