Todo List Application
HTML
<!DOCTYPE html>
<html>
<head>
<title>Todo App</title>
<link href='http://fonts.googleapis.com/css?family=Lato:300,400,700' rel='stylesheet' type='text/css'>
<link rel="stylesheet" href="css/style.css" type="text/css" media="screen" charset="utf-8">
</head>
<body>
<div class="container">
<p>
<label for="new-task">Add Item</label><input id="new-task" type="text"><button>Add</button>
</p>
<h3>Todo</h3>
<ul id="incomplete-tasks">
<li><input type="checkbox"><label>Pay Bills</label><input type="text"><button class="edit">Edit</button><button class="delete">Delete</button></li>
<li class="editMode"><input type="checkbox"><label>Go Shopping</label><input type="text" value="Go Shopping"><button class="edit">Edit</button><button class="delete">Delete</button></li>
</ul>
<h3>Completed</h3>
<ul id="completed-tasks">
<li><input type="checkbox" checked><label>See the Doctor</label><input type="text"><button class="edit">Edit</button><button class="delete">Delete</button></li>
</ul>
</div>
</body>
</html>
CSS
/* Basic Style */
body {
background: #fff;
color: #333;
font-family: Lato, sans-serif;
}
.container {
display: block;
width: 400px;
margin: 100px auto 0;
}
ul {
margin: 0;
padding: 0;
}
li * {
float: left;
}
li, h3 {
clear:both;
list-style:none;
}
input, button {
outline: none;
}
button {
background: none;
border: 0px;
color: #888;
font-size: 15px;
width: 60px;
margin: 10px 0 0;
font-family: Lato, sans-serif;
cursor: pointer;
}
button:hover {
color: #333;
}
/* Heading */
h3,
label[for='new-task'] {
color: #333;
font-weight: 700;
font-size: 15px;
border-bottom: 2px solid #333;
padding: 30px 0 10px;
margin: 0;
text-transform: uppercase;
}
input[type="text"] {
margin: 0;
font-size: 18px;
line-height: 18px;
height: 18px;
padding: 10px;
border: 1px solid #ddd;
background: #fff;
border-radius: 6px;
font-family: Lato, sans-serif;
color: #888;
}
input[type="text"]:focus {
color: #333;
}
/* New Task */
label[for='new-task'] {
display: block;
margin: 0 0 20px;
}
input#new-task {
float: left;
width: 318px;
}
p > button:hover {
color: #0FC57C;
}
/* Task list */
li {
overflow: hidden;
padding: 20px 0;
border-bottom: 1px solid #eee;
}
li > input[type="checkbox"] {
margin: 0 10px;
position: relative;
top: 15px;
}
li > label {
font-size: 18px;
line-height: 40px;
width: 237px;
padding: 0 0 0 11px;
}
li > input[type="text"] {
width: 226px;
}
li > .delete:hover {
color: #CF2323;
}
/* Completed */
#completed-tasks label {
text-decoration: line-through;
color: #888;
}
/* Edit Task */
ul li input[type=text] {
display:none;
}
ul li.editMode input[type=text] {
display:block;
}
ul li.editMode label {
display:none;
}
JAVASCRIPT
//Problem: User interaction doesn't provide desired results.
//Solution: Add interactivty so the user can manage daily tasks.
var taskInput = document.getElementById("new-task"); //new-task
var addButton = document.getElementsByTagName("button")[0]; //first button
var incompleteTasksHolder = document.getElementById("incomplete-tasks"); //incomplete-tasks
var completedTasksHolder= document.getElementById("completed-tasks"); //completed-tasks
//New Task List Item
var createNewTaskElement = function(taskString) {
//Create List Item
var listItem = document.createElement("li");
//input (checkbox)
var checkBox = document.createElement("input"); // checkbox
//label
var label = document.createElement("label");
//input (text)
var editInput = document.createElement("input"); // text
//button.edit
var editButton = document.createElement("button");
//button.delete
var deleteButton = document.createElement("button");
//Each element needs modifying
checkBox.type = "checkbox";
editInput.type = "text";
editButton.innerText = "Edit";
editButton.className = "edit";
deleteButton.innerText = "Delete";
deleteButton.className = "delete";
label.innerText = taskString;
//Each element needs appending
listItem.appendChild(checkBox);
listItem.appendChild(label);
listItem.appendChild(editInput);
listItem.appendChild(editButton);
listItem.appendChild(deleteButton);
return listItem;
}
//Add a new task
var addTask = function() {
console.log("Add task...");
//Create a new list item with the text from #new-task:
var listItem = createNewTaskElement(taskInput.value);
//Append listItem to incompleteTasksHolder
incompleteTasksHolder.appendChild(listItem);
bindTaskEvents(listItem, taskCompleted);
taskInput.value = "";
}
//Edit an existing task
var editTask = function() {
console.log("Edit task...");
var listItem = this.parentNode;
var editInput = listItem.querySelector("input[type=text");
var label = listItem.querySelector("label");
var containsClass = listItem.classList.contains("editMode");
//if the class of the parent is .editMode
if(containsClass) {
//Switch from .editMode
//label text become the input's value
label.innerText = editInput.value;
} else {
//Switch to .editMode
//input value becomes the label's text
editInput.value = label.innerText;
}
//Toggle .editMode on the list item
listItem.classList.toggle("editMode");
}
//Delete an existing task
var deleteTask = function() {
console.log("Delete task...");
var listItem = this.parentNode;
var ul = listItem.parentNode;
//Remove the parent list item from the ul
ul.removeChild(listItem);
}
//Mark a task as complete
var taskCompleted = function() {
console.log("Task complete...");
//Append the task list item to the #completed-tasks
var listItem = this.parentNode;
completedTasksHolder.appendChild(listItem);
bindTaskEvents(listItem, taskIncomplete);
}
//Mark a task as incomplete
var taskIncomplete = function() {
console.log("Task incomplete...");
//Append the task list item to the #incomplete-tasks
var listItem = this.parentNode;
incompleteTasksHolder.appendChild(listItem);
bindTaskEvents(listItem, taskCompleted);
}
var bindTaskEvents = function(taskListItem, checkBoxEventHandler) {
console.log("Bind list item events");
//select taskListItem's children
var checkBox = taskListItem.querySelector("input[type=checkbox]");
var editButton = taskListItem.querySelector("button.edit");
var deleteButton = taskListItem.querySelector("button.delete");
//bind editTask to edit button
editButton.onclick = editTask;
//bind deleteTask to delete button
deleteButton.onclick = deleteTask;
//bind checkBoxEventHandler to checkbox
checkBox.onchange = checkBoxEventHandler;
}
var ajaxRequest = function() {
console.log("AJAX request");
}
//Set the click handler to the addTask function
addButton.addEventListener("click", addTask);
addButton.addEventListener("click", ajaxRequest);
//cycle over incompleteTasksHolder ul list items
for(var i = 0; i < incompleteTasksHolder.children.length; i++) {
//bind events to list item's children (taskCompleted)
bindTaskEvents(incompleteTasksHolder.children[i], taskCompleted);
}
//cycle over completedTasksHolder ul list items
for(var i = 0; i < completedTasksHolder.children.length; i++) {
//bind events to list item's children (taskIncomplete)
bindTaskEvents(completedTasksHolder.children[i], taskIncomplete);
}
1 Response