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feat(outline-view): Auto-expand when drag is over item with children #2084

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This commit is contained in:
Ben Gotow 2016-05-03 15:17:02 -07:00
parent a08eb3e175
commit 7976ec6e0e
1 changed files with 10 additions and 0 deletions
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10
src/components/outline-view-item.jsx
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@ -136,6 +136,7 @@ class OutlineViewItem extends Component {
constructor(props) {
super(props);
this._expandTimeout = null;
this.state = {
isDropping: false,
editing: props.item.editing || false,
@ -160,6 +161,7 @@ class OutlineViewItem extends Component {
}
componentWillUnmount() {
clearTimeout(this._expandTimeout);
if (this._shouldShowContextMenu()) {
ReactDOM.findDOMNode(this).removeEventListener('contextmenu', this._onShowContextMenu);
}
@ -196,6 +198,14 @@ class OutlineViewItem extends Component {
_onDragStateChange = ({isDropping})=> {
this.setState({isDropping});
const {item} = this.props;
if ((isDropping === true) && (item.children.length > 0) && (item.collapsed)) {
this._expandTimeout = setTimeout(this._onCollapseToggled, 650);
} else if (isDropping === false && this._expandTimeout) {
clearTimeout(this._expandTimeout);
this._expandTimeout = null;
}
};
_onDrop = (event)=> {