onDragStart callback

Topic: `APLX Help` : `System Classes` : `Callbacks` : `onDragStart` [ Previous \| Next \| Contents \| Index \| APL Home ]
	The 'onDragStart' callback
*Event generated under Windows only* Event number: 31 Valid for: Any visible control The `onDragStart` callback is invoked for the source control when the user starts dragging the control. At this stage, there is no target for the drag-and-drop operation.
Topic: `APLX Help` : `System Classes` : `Callbacks` : `onDragStart` [ Previous \| Next \| Contents \| Index \| APL Home ]

The 'onDragStart' callback