晚上好 :-)!
我有这个代码使用拖放方法的文件:
TForm1 = class(TForm)
...
public
procedure DropFiles(var msg: TMessage ); message WM_DROPFILES;
end;
procedure TForm1.FormCreate(Sender: TObject)
begin
DragAcceptFiles(ListView1.Handle, True);
end;
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procedure TForm1.DropFiles(var msg: TMessage );
var
i, count : integer;
dropFileName : array [0..511] of Char;
MAXFILENAME: integer;
begin
MAXFILENAME := 511;
count := DragQueryFile(msg.WParam, $FFFFFFFF, dropFileName, MAXFILENAME);
for i := 0 to count - 1 do
begin
DragQueryFile(msg.WParam, i, dropFileName, MAXFILENAME);
Memo1.Lines.Add(dropFileName);
end;
DragFinish(msg.WParam);
end;
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在ListView区域是DragCursor,但在Memo1 中没有任何记录.当我使用例如 …