この先使うかもしれないのでスニペット覚え書き。
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using System; using System.Collections.Generic; using System.ComponentModel; using System.Data; using System.Drawing; using System.Linq; using System.Text; using System.Threading.Tasks; using System.Windows.Forms; namespace TestApp { public partial class Form1 : Form { public Form1() { InitializeComponent(); } protected void DragEnterHandler(object s, DragEventArgs e) { e.Effect = DragDropEffects.All; } protected void DragDropHandler(object s, DragEventArgs e) { if (e.Data.GetDataPresent(DataFormats.FileDrop)) { foreach (string fileName in (string[])e.Data.GetData(DataFormats.FileDrop)) { MessageBox.Show(fileName); } } } private void Form1_Load(object sender, EventArgs e) { this.AllowDrop = true; this.DragEnter += new DragEventHandler(DragEnterHandler); this.DragDrop += new DragEventHandler(DragDropHandler); } } } |