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demo.html
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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>To Do List</title>
<link rel="stylesheet" href="carbo.min.css" />
<link rel="stylesheet" href="http://code.jquery.com/mobile/1.0.1/jquery.mobile.structure-1.0.1.min.css" />
<link rel="stylesheet" href="http://mobiscroll.googlecode.com/hg/mobiscroll.css" />
<style type="text/css">
body {font-family: arial, verdana, sans-serif;font-size: 12px;}
</style>
<script src="http://code.jquery.com/jquery-1.6.4.min.js"></script>
<script src="http://code.jquery.com/mobile/1.0.1/jquery.mobile-1.0.1.min.js"></script>
<script type="text/javascript" src="http://mobiscroll.googlecode.com/hg/mobiscroll.js"></script>
<script type="text/javascript" src="carbo.storage.js"></script>
<script type="text/javascript">
var db = Carbo.storage,
tasks, task, categories, category, action;
db.define('Tasks', 'Task', { title: 'string', description: 'string', done: 'boolean', start: 'datetime', end: 'datetime', categoryID: 'int' });
db.define('Categories', 'Category', { name: 'string', description: 'string' });
db.Categories.hasMany('Tasks', 'categoryID');
db.Tasks.hasOne('Categories', 'categoryID');
db.Tasks.addIndex('start');
db.Tasks.addIndex('end');
// Demo data
categories = db.Categories.select();
if (!categories.length) {
db.Categories.add({ name: 'Home', description: 'Things to do at home' });
db.Categories.add({ name: 'Work', description: 'Things to do in the office' });
tasks = db.Tasks.select();
if (!tasks.length) {
db.Tasks.add({ title: 'Trash', description: 'Take out trash', categoryID: 0, done: false });
db.Tasks.add({ title: 'Test', description: 'Test CarboStorage', categoryID: 1, done: false });
}
}
function loadTasks() {
// Generate tasks list
tasks = db.Tasks.loadWith('Categories').where(function(t) {
return ($('#filter_task_done').prop('checked') ? true : !t.done);
}).orderBy('categoryID').orderBy('title').select();
var html = '',
lastCat = -1;
for (var i = 0; i < tasks.length; i++) {
if (tasks[i].categoryID !== lastCat) {
html += '<li data-role="list-divider">' + (tasks[i].Category && tasks[i].Category.name ? tasks[i].Category.name : 'Uncategorized') + '</li>';
lastCat = tasks[i].categoryID;
}
html += '<li id="task_' + i + '">' +
'<a class="task-edit" data-rel="dialog" data-transition="none" data-index="' + i + '" href="#popup_task">' +
'<h3>' + tasks[i].title + '</h3>' +
'<p>' + tasks[i].description + '</p>' + //', ' + $.datepicker.formatDate('mm/dd/yy', tasks[i].start) + ', ' + $.datepicker.formatDate('mm/dd/yy', tasks[i].end) + '</p>' +
'</a><a class="task-delete" href="#tasks" data-index="' + i + '">Delete</a></li>';
}
$('#task_list').html(html).listview('refresh');
// Init actions
$('.task-delete').click(function() {
db.Tasks.remove(tasks[+$(this).attr('data-index')]);
loadTasks();
return false;
});
$('.task-edit').click(function() {
task = tasks[+$(this).attr('data-index')];
});
}
function loadCategories() {
// Generate categories list
categories = db.Categories.select();
var html = '';
for (var i = 0; i < categories.length; i++) {
html += '<li id="category_' + i + '">' +
'<a class="category-edit" data-rel="dialog" data-transition="none" data-index="' + i + '" href="#popup_category">' +
'<h3>' + categories[i].name + '</h3>' +
'<p>' + categories[i].description + '</p>' +
'</a><a class="category-delete" href="#categories" data-index="' + i + '">Delete</a></li>';
}
$('#cat_list').html(html).listview('refresh');
// Init actions
$('.category-delete').click(function() {
var cat = categories[+$(this).attr('data-index')];
var t = db.Tasks.where('categoryID', cat.__id).select(); // Set categoryID to null for related tasks
for (var i = 0; i < t.length; i++) {
t[i].categoryID = null;
db.Tasks.update(t[i]);
}
db.Categories.remove(cat);
loadCategories();
return false;
});
$('.category-edit').click(function() {
category = categories[+$(this).attr('data-index')];
});
}
// Init tasks page
$('#tasks').live('pagecreate', function() {
$('#filter_task_done').change(function() {
loadTasks();
});
$('#btn_task_add').click(function() {
task = null;
});
}).live('pagebeforeshow', function() {
$('.nav-categories').removeClass('ui-btn-active');
$('.nav-tasks').addClass('ui-btn-active');
loadTasks();
});
// Init add/edit task
$('#popup_task').live('pagecreate', function() {
$('.mobiscroll').scroller({ preset: 'datetime' });
$('#btn_task_save').click(function() {
task.title = $('#task_title').val();
task.description = $('#task_description').val();
task.categoryID = $('#task_category').val() === '' ? null : +$('#task_category').val(); // Type safe conversion
task.start = $('#task_start').val() ? $('#task_start').scroller('getDate') : null;
task.end = $('#task_end').val() ? $('#task_end').scroller('getDate') : null;
task.done = $('#task_done').prop('checked');
if (task.__id === undefined)
db.Tasks.add(task);
else {
db.Tasks.update(task);
}
});
}).live('pagebeforeshow', function() {
var cat = db.Categories.select();
var html = '<option value="">Uncategorized</option>';
for (var i = 0; i < cat.length; i++) {
html += '<option value="' + cat[i].__id + '">' + cat[i].name + '</option>';
}
if (!task) {
task = { title: '', description: '' };
}
$('#task_title').val(task.title);
$('#task_description').val(task.description);
$('#task_category').html(html).val(task.categoryID).selectmenu('refresh');
$('#task_start').val(task.start ? $.scroller.formatDate('mm/dd/yy hh:ii A', task.start) : '');
$('#task_end').val(task.end ? $.scroller.formatDate('mm/dd/yy hh:ii A', task.end) : '');
$('#task_done').prop('checked', task.done ? true : false).checkboxradio("refresh");
});
// Init categories page
$('#categories').live('pagecreate', function() {
$('#btn_category_add').click(function() {
category = null;
});
}).live('pagebeforeshow', function() {
$('.nav-tasks').removeClass('ui-btn-active');
$('.nav-categories').addClass('ui-btn-active');
loadCategories();
});
// Init add/edit category
$('#popup_category').live('pagecreate', function() {
$('#btn_category_save').click(function() {
category.name = $('#category_name').val();
category.description = $('#category_description').val();
if (category.__id === undefined)
db.Categories.add(category);
else {
db.Categories.update(category);
}
});
}).live('pagebeforeshow', function() {
if (!category) {
category = { name: '', description: '' };
}
$('#category_name').val(category.name);
$('#category_description').val(category.description);
});
</script>
</head>
<body>
<!-- Start of first page: #one -->
<div data-role="page" id="tasks">
<div data-role="header">
<h1>To Do List</h1>
<div data-role="navbar">
<ul>
<li><a href="#tasks" class="nav-tasks" data-icon="home">Tasks</a></li>
<li><a href="#categories" class="nav-categories" data-icon="gear">Categories</a></li>
</ul>
</div>
</div><!-- /header -->
<div data-role="content" >
<a id="btn_task_add" href="#popup_task" data-rel="dialog" data-transition="none" data-role="button" data-icon="plus">Add</a>
<br/>
<fieldset data-role="controlgroup">
<input type="checkbox" name="filter_task_done" id="filter_task_done" class="filter_task_done" checked="checked" />
<label for="filter_task_done">Show Completed</label>
</fieldset>
<br/>
<ul id="task_list" data-role="listview" data-dividertheme="a" data-split-theme="a" data-split-icon="delete">
</ul>
</div><!-- /content -->
</div><!-- /page one -->
<!-- Start of second page: #categories -->
<div data-role="page" id="categories">
<div data-role="header">
<h1>To Do List</h1>
<div data-role="navbar">
<ul>
<li><a href="#tasks" class="nav-tasks" data-icon="home">Tasks</a></li>
<li><a href="#categories" class="nav-categories" data-icon="gear">Categories</a></li>
</ul>
</div>
</div><!-- /header -->
<div data-role="content">
<a id="btn_category_add" href="#popup_category" data-rel="dialog" data-transition="none" data-role="button" data-icon="plus">Add</a>
<br/>
<br/>
<ul id="cat_list" data-role="listview" data-dividertheme="a" data-split-theme="a" data-split-icon="delete">
</ul>
</div><!-- /content -->
</div><!-- /page two -->
<!-- Start of third page: #popup_task -->
<div data-role="page" id="popup_task">
<div data-role="header">
<h1>Add/Edit Task</h1>
</div><!-- /header -->
<div data-role="content">
<div data-role="fieldcontain">
<label for="task_title">Task Title</label>
<input type="text" name="task_title" id="task_title" value="" />
</div>
<div data-role="fieldcontain">
<label for="task_description">Task Description</label>
<textarea cols="40" rows="8" name="task_description" id="task_description"></textarea>
</div>
<div data-role="fieldcontain">
<label for="task_category">Task Category</label>
<select name="task_category" id="task_category" data-native-menu="false"></select>
</div>
<div data-role="fieldcontain">
<label for="task_start">Start</label>
<input type="text" name="task_start" id="task_start" class="mobiscroll" />
</div>
<div data-role="fieldcontain">
<label for="task_end">End</label>
<input type="text" name="task_end" id="task_end" class="mobiscroll" />
</div>
<fieldset data-role="controlgroup">
<input type="checkbox" name="task_done" id="task_done" />
<label for="task_done">It's done</label>
</fieldset>
<fieldset class="ui-grid-a">
<div class="ui-block-a"><a id="btn_task_save" href="#tasks" data-rel="back" data-role="button" data-theme="a">Save</a></div>
<div class="ui-block-b"><a href="#tasks" data-rel="back" data-role="button" data-theme="d">Cancel</a></div>
</fieldset>
</div><!-- /content -->
</div><!-- /page popup -->
<!-- Start of third page: #popup_category -->
<div data-role="page" id="popup_category">
<div data-role="header">
<h1>Add/Edit Category</h1>
</div><!-- /header -->
<div data-role="content">
<form id="form_category">
<div data-role="fieldcontain">
<label for="category_name">Category Name</label>
<input type="text" name="category_name" id="category_name" value="" required />
</div>
<div data-role="fieldcontain">
<label for="category_description">Category Description</label>
<textarea cols="40" rows="8" name="category_description" id="category_description" required></textarea>
</div>
<fieldset class="ui-grid-a">
<div class="ui-block-a"><a id="btn_category_save" href="#categories" data-rel="back" data-role="button" data-theme="a">Save</a></div>
<div class="ui-block-b"><a href="#categories" data-rel="back" data-role="button" data-theme="d">Cancel</a></div>
</fieldset>
</form>
</div><!-- /content -->
</div><!-- /page popup -->
</body>
</html>