office-ui-fabric-react
Version:
Reusable React components for building experiences for Office 365.
129 lines • 7.1 kB
JavaScript
import * as tslib_1 from "tslib";
import * as React from 'react';
import { Link } from 'office-ui-fabric-react/lib/Link';
import { DetailsList, Selection } from 'office-ui-fabric-react/lib/DetailsList';
import { MarqueeSelection } from 'office-ui-fabric-react/lib/MarqueeSelection';
import { buildColumns } from 'office-ui-fabric-react/lib/DetailsList';
import './DetailsList.DragDrop.Example.scss';
import { createListItems } from 'office-ui-fabric-react/lib/utilities/exampleData';
import { TextField } from 'office-ui-fabric-react/lib/TextField';
import { Toggle } from 'office-ui-fabric-react/lib/Toggle';
var _draggedItem = null;
var _draggedIndex = -1;
var _items;
var _columns;
var DetailsListDragDropExample = /** @class */ (function (_super) {
tslib_1.__extends(DetailsListDragDropExample, _super);
function DetailsListDragDropExample(props) {
var _this = _super.call(this, props) || this;
_this._handleColumnReorder = function (draggedIndex, targetIndex) {
var draggedItems = _this.state.columns[draggedIndex];
var newColumns = _this.state.columns.slice();
// insert before the dropped item
newColumns.splice(draggedIndex, 1);
newColumns.splice(targetIndex, 0, draggedItems);
_this.setState({ columns: newColumns });
};
_this._onChangeStartCountText = function (event, text) {
_this.setState({ frozenColumnCountFromStart: text });
};
_this._onChangeEndCountText = function (event, text) {
_this.setState({ frozenColumnCountFromEnd: text });
};
_this._onChangeColumnReorderEnabled = function (ev, checked) {
_this.setState({ isColumnReorderEnabled: checked });
};
_this._onRenderItemColumn = _this._onRenderItemColumn.bind(_this);
_this._handleColumnReorder = _this._handleColumnReorder.bind(_this);
_this._getColumnReorderOptions = _this._getColumnReorderOptions.bind(_this);
_this._onChangeColumnReorderEnabled = _this._onChangeColumnReorderEnabled.bind(_this);
_this._onChangeStartCountText = _this._onChangeStartCountText.bind(_this);
_this._onChangeEndCountText = _this._onChangeEndCountText.bind(_this);
_this._selection = new Selection();
_items = _items || createListItems(10, 0);
_columns = buildColumns(_items, true);
_this.state = {
items: createListItems(10),
columns: _columns,
isColumnReorderEnabled: false,
frozenColumnCountFromStart: '1',
frozenColumnCountFromEnd: '0'
};
return _this;
}
DetailsListDragDropExample.prototype.render = function () {
var _a = this.state, items = _a.items, selectionDetails = _a.selectionDetails, columns = _a.columns, isColumnReorderEnabled = _a.isColumnReorderEnabled, frozenColumnCountFromStart = _a.frozenColumnCountFromStart, frozenColumnCountFromEnd = _a.frozenColumnCountFromEnd;
return (React.createElement("div", { className: 'detailsListDragDropExample' },
React.createElement(Toggle, { label: 'Enable Column Reorder', checked: isColumnReorderEnabled, onChange: this._onChangeColumnReorderEnabled, onText: 'Enabled', offText: 'Disabled' }),
React.createElement(TextField, { label: 'Number of Left frozen columns:', onGetErrorMessage: this._validateNumber, value: frozenColumnCountFromStart, onChange: this._onChangeStartCountText }),
React.createElement(TextField, { label: 'Number of Right frozen columns:', onGetErrorMessage: this._validateNumber, value: frozenColumnCountFromEnd, onChange: this._onChangeEndCountText }),
React.createElement("div", null, selectionDetails),
React.createElement(MarqueeSelection, { selection: this._selection },
React.createElement(DetailsList, { setKey: 'items', items: items, columns: columns, selection: this._selection, selectionPreservedOnEmptyClick: true, onItemInvoked: this._onItemInvoked, onRenderItemColumn: this._onRenderItemColumn, dragDropEvents: this._getDragDropEvents(), columnReorderOptions: this.state.isColumnReorderEnabled ? this._getColumnReorderOptions() : undefined }))));
};
DetailsListDragDropExample.prototype._getColumnReorderOptions = function () {
return {
frozenColumnCountFromStart: parseInt(this.state.frozenColumnCountFromStart, 10),
frozenColumnCountFromEnd: parseInt(this.state.frozenColumnCountFromEnd, 10),
handleColumnReorder: this._handleColumnReorder
};
};
DetailsListDragDropExample.prototype._validateNumber = function (value) {
return isNaN(Number(value)) ? "The value should be a number, actual is " + value + "." : '';
};
DetailsListDragDropExample.prototype._getDragDropEvents = function () {
var _this = this;
return {
canDrop: function (dropContext, dragContext) {
return true;
},
canDrag: function (item) {
return true;
},
onDragEnter: function (item, event) {
return 'dragEnter';
},
onDragLeave: function (item, event) {
return;
},
onDrop: function (item, event) {
if (_draggedItem) {
_this._insertBeforeItem(item);
}
},
onDragStart: function (item, itemIndex, selectedItems, event) {
_draggedItem = item;
_draggedIndex = itemIndex;
},
onDragEnd: function (item, event) {
_draggedItem = null;
_draggedIndex = -1;
}
};
};
DetailsListDragDropExample.prototype._onItemInvoked = function (item) {
alert("Item invoked: " + item.name);
};
DetailsListDragDropExample.prototype._onRenderItemColumn = function (item, index, column) {
if (column.key === 'name') {
return React.createElement(Link, { "data-selection-invoke": true }, item[column.key]);
}
return item[column.key];
};
DetailsListDragDropExample.prototype._insertBeforeItem = function (item) {
var draggedItems = this._selection.isIndexSelected(_draggedIndex)
? this._selection.getSelection()
: [_draggedItem];
var items = this.state.items.filter(function (i) { return draggedItems.indexOf(i) === -1; });
var insertIndex = items.indexOf(item);
// if dragging/dropping on itself, index will be 0.
if (insertIndex === -1) {
insertIndex = 0;
}
items.splice.apply(items, [insertIndex, 0].concat(draggedItems));
this.setState({ items: items });
};
return DetailsListDragDropExample;
}(React.Component));
export { DetailsListDragDropExample };
//# sourceMappingURL=DetailsList.DragDrop.Example.js.map