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Drag and Drop: events
<template>
<require from="./logger.js"></require>
<require from="./events.css"></require>
<div id="example">
<div class="demo-section k-content">
<div ak-drop-target
ref="droptargetDiv"
id="droptarget"
k-on-dragenter.delegate="droptargetOnDragEnter($event.detail)"
k-on-dragleave.delegate="droptargetOnDragLeave($event.detail)"
k-on-drop.delegate="droptargetOnDrop($event.detail)"
class="k-header">Drag the small circle here.</div>
<div ak-draggable="k-widget.two-way: draggable; k-hint.call: onHint()"
ref="draggableDiv"
class="events-draggable"
k-on-drag.delegate="logger.log('drag')"
k-on-dragcancel.delegate="logger.log('drag cancel')"
k-on-dragstart.delegate="draggableOnDragStart($event.detail)"
k-on-dragend.delegate="draggableOnDragEnd($event.detail)"></div>
</div>
<div class="box">
<h4>Console log</h4>
<logger view-model.ref="logger"></logger>
</div>
</div>
</template>
export class Events {
draggableOnDragStart(e) {
this.logger.log('drag start');
$(this.draggableDiv).addClass('hollow');
$(this.droptarget).text('Drop here.');
$(this.droptarget).removeClass('painted');
}
droptargetOnDragEnter(e) {
this.logger.log('droptarget enter');
$(this.droptargetDiv).text('Now drop...');
$(this.droptargetDiv).addClass('painted');
}
droptargetOnDragLeave(e) {
this.logger.log('droptarget leave');
$(this.droptargetDiv).text('Drop here.');
$(this.droptargetDiv).removeClass('painted');
}
droptargetOnDrop(e) {
this.logger.log('drop');
$(this.droptargetDiv).text('You did great!');
$(this.draggableDiv).removeClass('hollow');
}
onHint(e) {
return $(this.draggableDiv).clone();
}
draggableOnDragEnd(e) {
this.logger.log('drag end');
if (this.draggable.dropped) {
// drag ended outside of any droptarget
$(this.droptarget).text('Try again!');
}
$(this.draggableDiv).removeClass('hollow');
}
}
.events-draggable {
cursor: move;
position: absolute;
top: 260px;
left: 50%;
margin-left: -28px;
width: 56px;
height: 56px;
border-radius: 50%;
background-color: #03a9f4;
box-shadow: 0 3px 10px rgba(0, 0, 0, 0.23), 0 3px 10px rgba(0, 0, 0, 0.16);
}
#drag-and-drop-events .painted {
background-color: #03a9f4;
color: #fff;
}
#drag-and-drop-events #draggable.hollow
{
cursor: default;
background: #ececec;
}
#drag-and-drop-events #droptarget
{
height: 200px;
width: 200px;
font-size: 14px;
border-radius: 50%;
text-align: center;
line-height: 200px;
margin: 0 auto;
cursor: default;
border: 1px solid #999;
}
#drag-and-drop-events .demo-section
{
height: 350px;
position: relative;
}
<!doctype html>
<html>
<head>
<title>Aurelia KendoUI bridge</title>
<meta name="viewport" content="width=device-width, initial-scale=1">
<link rel="stylesheet" href="https://kendo.cdn.telerik.com/2016.1.226/styles/kendo.common.min.css">
<link rel="stylesheet" href="https://kendo.cdn.telerik.com/2016.1.226/styles/kendo.rtl.min.css">
<link rel="stylesheet" href="https://kendo.cdn.telerik.com/2016.1.226/styles/kendo.default.min.css">
<link rel="stylesheet" href="https://kendo.cdn.telerik.com/2016.1.226/styles/kendo.mobile.all.min.css">
<script src="https://kendo.cdn.telerik.com/2016.1.226/js/jszip.min.js"></script>
</head>
<body aurelia-app="main">
<h1>Loading...</h1>
<script src="https://cdnjs.cloudflare.com/ajax/libs/systemjs/0.19.6/system.js"></script>
<script src="https://rawgit.com/aurelia-ui-toolkits/aurelia-kendoui-bundles/0.3.5/config2.js"></script>
<script>
System.import('aurelia-bootstrapper');
</script>
</body>
</html>
<template>
<div class="console">
</div>
</template>
export class Logger {
attached() {
this.overrideStyles();
}
log(message, isError, container) {
let lastContainer = $('.console div:first', container);
let counter = lastContainer.find('.count').detach();
let lastMessage = lastContainer.text();
let count = 1 * (counter.text() || 1);
lastContainer.append(counter);
if (!lastContainer.length || message !== lastMessage) {
$('<div' + (isError ? ' class=\'error\'' : '') + '/>')
.css({
marginTop: -24,
backgroundColor: isError ? '#ffbbbb' : '#b2ebf2'
})
.html(message)
.prependTo($('.console', container))
.animate({ marginTop: 0 }, 300)
.animate({ backgroundColor: isError ? '#ffdddd' : '#ffffff' }, 800);
} else {
count++;
if (counter.length) {
counter.html(count);
} else {
lastContainer.html(lastMessage)
.append('<span class=\'count\'>' + count + '</span>');
}
}
}
error(message) {
this.log(message, true);
}
overrideStyles() {
jQuery.each(['backgroundColor', 'borderBottomColor', 'borderLeftColor', 'borderRightColor', 'borderTopColor', 'color', 'outlineColor'], function(i, attr) {
jQuery.fx.step[attr] = function(fx) {
if (!fx.state || typeof fx.end === typeof '') {
fx.start = getColor(fx.elem, attr);
fx.end = getRGB(fx.end);
}
fx.elem.style[attr] = ['rgb(', [
Math.max(Math.min(parseInt((fx.pos * (fx.end[0] - fx.start[0])) + fx.start[0], 10), 255), 0),
Math.max(Math.min(parseInt((fx.pos * (fx.end[1] - fx.start[1])) + fx.start[1], 10), 255), 0),
Math.max(Math.min(parseInt((fx.pos * (fx.end[2] - fx.start[2])) + fx.start[2], 10), 255), 0)
].join(','), ')'].join('');
};
});
}
}
// Color Conversion functions from highlightFade
// By Blair Mitchelmore
// http://jquery.offput.ca/highlightFade/
// Parse strings looking for color tuples [255,255,255]
function getRGB(color) {
let result;
// Check if we're already dealing with an array of colors
if (color && color.constructor === Array && color.length === 3) {
return color;
}
// Look for rgb(num,num,num)
result = /rgb\(\s*([0-9]{1,3})\s*,\s*([0-9]{1,3})\s*,\s*([0-9]{1,3})\s*\)/.exec(color);
if (result) {
return [parseInt(result[1], 10), parseInt(result[2], 10), parseInt(result[3], 10)];
}
// Look for #a0b1c2
result = /#([a-fA-F0-9]{2})([a-fA-F0-9]{2})([a-fA-F0-9]{2})/.exec(color);
if (result) {
return [parseInt(result[1], 16), parseInt(result[2], 16), parseInt(result[3], 16)];
}
// Otherwise, we're most likely dealing with a named color
return jQuery.trim(color).toLowerCase();
}
function getColor(elem, attr) {
let color;
do {
color = jQuery.css(elem, attr);
// Keep going until we find an element that has color, or we hit the body
if (color && color !== 'transparent' || jQuery.nodeName(elem, 'body')) {
break;
}
attr = 'backgroundColor';
elem = elem.parentNode;
} while (elem);
return getRGB(color);
}
export function configure(aurelia) {
aurelia.use
.standardConfiguration()
.developmentLogging()
.plugin('aurelia-kendoui-bridge', kendo => kendo.pro());
aurelia.start().then(a => a.setRoot());
}
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