forked from trevorturk/eldorado
/
DoubleClickDataGrid.as
59 lines (50 loc) · 2.24 KB
/
DoubleClickDataGrid.as
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
package pomodo.components.extras {
import flash.events.MouseEvent;
import mx.controls.DataGrid;
import mx.controls.dataGridClasses.DataGridColumn;
import mx.controls.listClasses.IDropInListItemRenderer;
import mx.controls.listClasses.IListItemRenderer;
import mx.events.DataGridEvent;
public class DoubleClickDataGrid extends DataGrid {
private var triggeredEditable:Boolean = false;
public function DoubleClickDataGrid() {
super();
doubleClickEnabled = true;
}
override protected function mouseDoubleClickHandler(event:MouseEvent):void {
var currentRenderer:IListItemRenderer = mouseEventToItemRenderer(event);
if (itemRenderer && itemRenderer != itemEditorInstance) {
var dropInItemRenderer:IDropInListItemRenderer = IDropInListItemRenderer(currentRenderer);
if (columns[dropInItemRenderer.listData.columnIndex].editable) {
var currentColumn:DataGridColumn = columns[dropInItemRenderer.listData.columnIndex];
var dataGridEvent:DataGridEvent = new DataGridEvent(DataGridEvent.ITEM_EDIT_BEGINNING, false, true);
dataGridEvent.columnIndex = dropInItemRenderer.listData.columnIndex;
dataGridEvent.dataField = currentColumn.dataField;
dataGridEvent.rowIndex = dropInItemRenderer.listData.rowIndex + verticalScrollPosition;
dataGridEvent.itemRenderer = currentRenderer;
dispatchEvent(dataGridEvent);
}
}
super.mouseDoubleClickHandler(event);
}
override protected function mouseUpHandler(event:MouseEvent):void {
var currentRenderer:IListItemRenderer = mouseEventToItemRenderer(event);
var currentColumn:DataGridColumn;
if (currentRenderer) {
try {
var dropInItemRenderer:IDropInListItemRenderer = IDropInListItemRenderer(currentRenderer);
if (columns[dropInItemRenderer.listData.columnIndex].editable) {
currentColumn = DataGridColumn(columns[dropInItemRenderer.listData.columnIndex]);
currentColumn.editable = false;
}
} catch (e:Error) {
// nothing to do here
}
}
super.mouseUpHandler(event);
if (currentColumn) {
currentColumn.editable = true;
}
}
}
}