97 lines
2.2 KiB
JavaScript
97 lines
2.2 KiB
JavaScript
var React = require('react/addons');
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var classNames = require('classnames');
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var AppIcon = require('../common/app-icon.jsx');
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var DragSource = require('react-dnd').DragSource;
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var DropTarget = require('react-dnd').DropTarget;
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var _ = require('lodash');
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var TreeItem = React.createClass({
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render: function() {
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var data = this.props.data;
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var appIcon = data.icon ? <AppIcon icon={data.icon} theme={this.props.theme} /> : null;
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var connectDragSource = this.props.connectDragSource;
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var connectDropTarget = this.props.connectDropTarget;
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var classes = classNames({
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'alert': true,
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'alert-default': !this.props.isOver,
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'alert-info': this.props.isOver && this.props.canDrop,
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'alert-success': this.props.selected
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});
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var style = {
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opacity: this.props.isDragging ? 0.5 : 1
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};
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return connectDropTarget(connectDragSource(
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<div className={classes} style={style} onClick={this.handleClick}>
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{appIcon}
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<span className="app-label">{data.label}</span>
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</div>
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));
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},
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handleClick: function(evt) {
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evt.preventDefault();
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this.props.onItemClicked(this.props.data);
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}
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});
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var dragSourceSpec = {
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beginDrag: function(props) {
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return props.data;
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},
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endDrag: function(props, monitor) {
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if (!monitor.didDrop()) {
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return;
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}
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var dropResult = monitor.getDropResult();
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return props.onItemMoved(props.data, dropResult);
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}
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};
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var dropTargetSpec = {
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drop: function(props, monitor, component) {
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return props.data;
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},
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canDrop: function(props, monitor) {
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var draggedItem = monitor.getItem();
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return !_.isEqual(draggedItem, props.data);
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}
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};
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function dragSourceCollect(connect, monitor) {
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return {
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connectDragSource: connect.dragSource(),
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isDragging: monitor.isDragging()
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};
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}
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function dropTargetCollect(connect, monitor) {
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return {
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connectDropTarget: connect.dropTarget(),
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isOver: monitor.isOver(),
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canDrop: monitor.canDrop()
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};
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}
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module.exports = DropTarget(['ITEM', 'NEW_ITEM'], dropTargetSpec, dropTargetCollect)(
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DragSource('ITEM', dragSourceSpec, dragSourceCollect)(TreeItem)
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);
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