设窗体上有一个名称为Lable1的标签。程序运行时,单击鼠标左键,再移动鼠标,鼠标的位置坐标会实时地显示在Lable1标签中:单击鼠标右键则停止实时显示,并将标签中内容清除。下面的程序可实现这一功能,请填空。Dim Down As BooleanPrivate Sub Form _MouseDown(Button As Integer,Shift As Integer,x As Single,Y
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设窗体上有一个名称为Lable1的标签。程序运行时,单击鼠标左键,再移动鼠标,鼠标的位置坐标会实时地显示在Lable1标签中:单击鼠标右键则停止实时显示,并将标签中内容清除。下面的程序可实现这一功能,请填空。Dim Down As BooleanPrivate Sub Form _MouseDown(Button As Integer,Shift As Integer,x As Single,Y