popupmenu的问题
做一个数据库软件有很多image控件 在image上点右键弹出popupmenu菜单 菜单里有打开选项 image显示打开的图片
问题是多个image控件可以用一个popupmenu控件吗 代码要怎么写 谢谢
[解决办法]
多个控件可以用1个popupmenu的,将它们的popupmenu属性全指向同一popupmenu就可以了
而响应PopupMenu时,PopupMenu的PopupComponent属性就是你点击的那个控件
下面是delphi6自带的EX,两个Edit同时用一个PopupMenu
procedure TForm1.FormCreate(Sender: TObject);begin PopupMenu1.AutoPopup := True; Edit1.PopupMenu := PopupMenu1; Edit2.PopupMenu := PopupMenu1;end;These are the cut, copy, and paste OnClick events for the commands on the pop-up menu. procedure TForm1.Copy1Click(Sender: TObject);begin if PopupMenu1.PopupComponent = Edit1 then Edit1.CopyToClipboard elseif PopupMenu1.PopupComponent = Edit2 then Edit2.CopyToClipboard else Beep;end;procedure TForm1.Cut1Click(Sender: TObject);begin if PopupMenu1.PopupComponent = Edit1 then Edit1.CutToClipboard elseif PopupMenu1.PopupComponent = Edit2 then Edit2.CutToClipboard; else Beep;end;procedure TForm1.Paste1Click(Sender: TObject);begin if PopupMenu1.PopupComponent = Edit1 then Edit1.PasteFromClipboard else if PopupMenu1.PopupComponent = Edit2 then Edit2.PasteFromClipboard; else Beep;end;
[解决办法]
人家给你答复了,你怎么不给分呀。