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// $Id: todolist.js,v 1.4 2007/10/28 23:52:51 mikesmullin Exp $
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$(function() {
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TodoList.add_incomplete_list();
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$.ajaxSetup({
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error: function(xml, status, e) {
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if (status == 'error' && e) {
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alert('An exception occurred in the script. Error name: ' + e.name + '. Error message: ' + e.message);
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} else if (xml.status == 0) {
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// retry
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$.ajax({
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type: this.type,
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url: this.url,
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data: this.data,
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dataType: this.dataType,
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});
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} else
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alert('Unknown AJAX Error: ' + status + ' Status:' + xml.status + ' ' + xml.statusText);
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},
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});
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$('#todolist-add-task-form').submit(function() {
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$.ajax({
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type: 'POST',
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url: getBaseUrl() + 'index.php?q=todolist/create_task',
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data: $('input, select', this).serialize() + '&sort='+($('.todolist.incomplete .task').length+1),
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dataType: 'json',
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});
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this.reset();
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return false;
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});
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// Bind event hooks to complete/uncomplete a task.
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$('.todolist .task').each(TodoList.bind_task);
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});
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/**
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* Todolist class.
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*/
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var TodoList = {
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add_incomplete_list: function() {
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if (!$('.todolist.incomplete').length) {
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$('<ul class="todolist incomplete"></ul>').insertBefore('#todolist-add-task-form');
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}
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// create one nub for each incomplete list item
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$('.todolist.incomplete .task').each(TodoList.add_nub);
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if (!$('.todolist.incomplete').isSortable) {
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// make every incomplete todolist sortable
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$('.todolist.incomplete').Sortable({
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accept: 'task',
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axis: 'vertically',
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revert: true,
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handle: '.reorder',
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onchange: TodoList.incomplete_list_reorder,
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// containment: 'parent', // having trouble
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});
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}
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},
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incomplete_list_reorder: function(obj) {
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serial = $.SortSerialize(obj[0].id);
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$.ajax({
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type: 'POST',
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url: getBaseUrl() + 'index.php?q=todolist/reorder_task',
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data: serial.hash,
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});
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},
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/**
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* Bind event hooks to complete/uncomplete a task.
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*/
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bind_task: function() {
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$('input[@type=checkbox]', this).click(function() {
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var element = $(this).parent();
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$.ajax({
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type: 'POST',
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url: getBaseUrl() + 'index.php?q=todolist/toggle_task',
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data: 'id='+this.name+'&checked='+(this.checked? '1' : '0')+'&sort='+(this.checked? -1 : $('.todolist.incomplete .task').length+1),
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dataType: 'json',
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beforeSend: function() { $(element).addClass('loading'); },
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complete: function() { $(element).removeClass('loading'); },
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});
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});
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},
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delete_task: function(id) {
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var element = $('#'+id);
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$.ajax({
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type: 'POST',
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url: getBaseUrl() + 'index.php?q=todolist/delete_task',
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data: 'id='+id,
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dataType: 'json',
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beforeSend: function() { $(element).addClass('loading'); },
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complete: function() { $(element).removeClass('loading'); },
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});
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return false;
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},
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edit_task: function(id) {
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if (id instanceof Object) {
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var element = $(this).parent();
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$.ajax({
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type: 'POST',
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url: getBaseUrl() + 'index.php?q=todolist/edit_task',
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data: $('input, textarea, select', this).serialize(),
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dataType: 'json',
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beforeSend: function() { $(element).addClass('loading'); },
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complete: function() { $(element).removeClass('loading'); },
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});
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} else {
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var element = $('#'+id);
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$.ajax({
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type: 'GET',
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url: getBaseUrl() + 'index.php?q=todolist/edit_task&id='+id,
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dataType: 'json',
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beforeSend: function() { $(element).addClass('loading'); },
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complete: function() { $(element).removeClass('loading'); },
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});
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}
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return false;
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},
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/**
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* Create one nub for each incomplete list item.
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*/
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add_nub: function() {
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if (!$('.nub', this).length) {
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$(this).prepend(
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'<div class="nub" style="display:none">' +
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' <a href="javascript:void(0)" title="Delete this task" class="delete" onclick="return TodoList.delete_task(\''+ $('input[@type=checkbox]', this).attr('name') +'\')">Delete</a>' +
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' <a href="javascript:void(0)" title="Edit this task" class="edit" onclick="return TodoList.edit_task(\''+ $('input[@type=checkbox]', this).attr('name') +'\')">Edit</a>' +
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' <a href="javascript:void(0)" title="Reorder this task" class="reorder">Reorder</a>' +
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'</div>'
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).each(TodoList.bind_nub);
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}
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},
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/**
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* Bind event hooks to hide/show the nub.
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*/
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bind_nub: function() {
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if (!$('.nub', this).length) {
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return $(this).each(TodoList.add_nub);
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}
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$(this).mouseover(function() {
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with ($('.nub', this)) {
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TodoList.NubTimer.exec(); // hide all other nubs
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css('display', 'block'); // must render before offsetWidth can be calculated
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css('left', (get(0).offsetWidth*-1)+'px');
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css('top', '-4px');
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}
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TodoList.NubTimer.stop();
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});
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$(this).mouseout(function() { TodoList.NubTimer.start(); });
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$('.nub', this).mouseover(function() { TodoList.NubTimer.stop(); });
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$('.nub', this).mouseout(function() { TodoList.NubTimer.start(); });
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},
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/**
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* Unbind event hooks to hide/show the nub.
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*/
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unbind_nub: function() {
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$(this).unbind('mouseover');
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$(this).unbind('mouseout');
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$('.nub', this).unbind('mouseover');
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$('.nub', this).unbind('mouseout');
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TodoList.NubTimer.exec(); // hide all nubs
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},
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/**
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* Nub Timer class.
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*/
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NubTimer: {
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tid: 0, // Timer ID
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/**
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* Start the Nub Timer.
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*/
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start: function() {
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this.stop();
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this.tid = setTimeout(this.exec, 300); // start timer
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},
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/**
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* Stop the Nub Timer.
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*/
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stop: function() {
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if (this.tid) {
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clearTimeout(this.tid); // stop timer
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this.tid = 0;
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}
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},
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/**
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* Execute the Nub Timer.
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*/
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exec: function() {
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$('.todolist .nub').css('display', 'none');
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this.stop();
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}
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}
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};
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function getBaseUrl() {
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var url = '';
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var script = $.grep($('head > script'), function(i) {
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return $(i).attr('src').indexOf('todolist.js') > -1
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});
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url = $(script).attr('src');
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url = url.substring(0, url.indexOf('modules/'));
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if (url.indexOf('sites/') > -1)
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url = url.substring(0, url.indexOf('sites/'));
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return url;
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}
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