NSOutlineViewDataSource.ValidateDrop 方法

参考

定义

命名空间:: AppKit

程序集:: Xamarin.Mac.dll

重要

一些信息与预发行产品相关，相应产品在发行之前可能会进行重大修改。对于此处提供的信息，Microsoft 不作任何明示或暗示的担保。

[Foundation.Export("outlineView:validateDrop:proposedItem:proposedChildIndex:")]
public virtual AppKit.NSDragOperation ValidateDrop (AppKit.NSOutlineView outlineView, AppKit.NSDraggingInfo info, Foundation.NSObject item, nint index);

abstract member ValidateDrop : AppKit.NSOutlineView * AppKit.NSDraggingInfo * Foundation.NSObject * nint -> AppKit.NSDragOperation
override this.ValidateDrop : AppKit.NSOutlineView * AppKit.NSDraggingInfo * Foundation.NSObject * nint -> AppKit.NSDragOperation

参数

outlineView: NSOutlineView

info: NSDraggingInfo

item: NSObject

index: System.System.IntPtr System.nativeint

返回

NSDragOperation

属性: ExportAttribute

适用于