本文整理汇总了C#中Control.DoDragDrop方法的典型用法代码示例。如果您正苦于以下问题：C# Control.DoDragDrop方法的具体用法？C# Control.DoDragDrop怎么用？C# Control.DoDragDrop使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类Control的用法示例。
在下文中一共展示了Control.DoDragDrop方法的2个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C#代码示例。
示例1: DoDragDropInternal
/// <summary>
/// Performs a default drag and drop operation for the specified drag source.
/// </summary>
/// <param name="control">The drag source Control.</param>
/// <param name="dataObject">The data object associated to the drag and drop operation.</param>
/// <param name="allowedEffects">The allowed drop effects.</param>
/// <param name="data">The associated data.</param>
/// <returns>The accepted drop effects from the completed operation.</returns>
private static DragDropEffects DoDragDropInternal(Control control, IDataObject dataObject,
DragDropEffects allowedEffects,
KeyValuePair<string, object>[] data)
{
// Set the data onto the data object.
if (data != null)
{
foreach (KeyValuePair<string, object> dataPair in data)
dataObject.SetDataEx(dataPair.Key, dataPair.Value);
}
try
{
return control.DoDragDrop(dataObject, allowedEffects);
}
finally
{
UnregisterDefaultDragSource(control);
}
}示例2: DoDragDrop
///yla ext
public static DragDropEffects DoDragDrop(Control control, Bitmap dragImage, Point cursorOffset,
DragDropEffects allowedEffects,
Runtime.InteropServices.ComTypes.IDataObject data)
{
AllowDropDescription(true);
DataObject d = new DataObject(data);
((IDataObject) d).SetDragImage(dragImage, cursorOffset);
RegisterDefaultDragSource(control, d);
try
{
return control.DoDragDrop(d, allowedEffects);
}
finally
{
UnregisterDefaultDragSource(control);
}
}