1.添加引用ShellAPI。
2.运行程序时初始化 接受外部拖放。
3.接收事件
代码如下:
2.运行程序时初始化 接受外部拖放。
3.接收事件
代码如下:
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unit mainForm;
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interface
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uses
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Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
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Dialogs, StdCtrls, ComCtrls,StrUtils, WinSkinData, SkinCaption,ShellAPI;//添加ShellAPI引用
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type
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TForm1 = class(TForm)
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Button1: TButton;
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OpenDialog1: TOpenDialog;
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procedure FormCreate(Sender: TObject);
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procedure Button1Click(Sender: TObject);
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private
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{ Private declarations }
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public
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{ Public declarations }
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procedure DropFiles(var Msg: TMessage); message WM_DROPFILES;
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end;
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var
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Form1: TForm1;
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implementation
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{$R *.dfm}
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{ TForm1 }
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//显示文件路径
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procedure TForm1.Button1Click(Sender: TObject);
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begin
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if OpenDialog1.Execute then
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begin
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ShowMessage('当前文件路径为:'+OpenDialog1.FileName);
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end;
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end;
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//功能同上,显示文件路径
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procedure TForm1.DropFiles(var Msg: TMessage);
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var
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buffer: array[0..1024] of Char;
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begin
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inherited;
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buffer[0] := #0;
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DragQueryFile(Msg.WParam, 0, buffer, sizeof(buffer)); //第一个文件
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ShowMessage('当前文件路径为:'+buffer);
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end;
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//初始化,接受外部拖放
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procedure TForm1.FormCreate(Sender: TObject);
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begin
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DragAcceptFiles(Handle,True);//第二个参数为False时,不启用文件拖放
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end;
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end.
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