靛贰弊 牢 单葛\DragInDemo.dpr ..............\DragInDemo.exe ..............\DragInDemo.res ..............\Main_Frm.dfm ..............\Main_Frm.pas VCL\BK_Drag.dcr ...\BK_Drag.pas 靛贰弊 酒眶 单葛\DragOutDemo.dpr ................\DragOutDemo.exe ................\DragOutDemo.res ................\Main_Frm.dfm ................\Main_Frm.pas