[單項選擇題] 在窗體上先后畫2個圖片框,名稱分別為Picture1和banana, banana中添加了香蕉圖片(見圖一)banana .Drag Mode屬
[單項選擇題] 在窗體上先后畫2個圖片框,名稱分別為Picture1和banana, banana中添加了香蕉圖片(見圖一)banana .Drag Mode屬性設(shè)置為1。要求程序運行時,可以用鼠標把 banana拖拽到Picture中(見圖二)能實現(xiàn)此功能的事件過程是【 】
A.Private Sub Form_ Drag Drop ( Source As Contro1,X as single ,Y As Single )banana. Move Picture1.left+X,Picture.Top+Y End Sub
B.Private Sub banana_ Drag Drop(Source As Control,X As Single ,Y As Singe ) SOURCE. Move Picture1.left+X,Picture.Top+Y End Sub
C.Private sub Picture1 Drag Drop(Source As Control,X As Single,Y As Single)
D.Private Sub Picture1_ Drag Drop(Source As Control,X As Single,Y As Single)
正確答案:C
參考解析:首先拖動的是banana,所以程序代碼中的源控件是banana,又因為是將banana拖拽到Picturel中,所以應(yīng)在Picturel的DragDrop過程中編寫代碼。
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