gomana2 https://blog.hatena.ne.jp/gomana2/ ごまなつ Blog https://gomana2.hatenablog.jp/ 技術系 結論 private void listView1_ItemSelectionChanged(object sender, ListViewItemSelectionChangedEventArgs e) { if (e.IsSelected && (e.Item != selectedItem)) { if (isChanged) { e.Item.Selected = false; selectedItem.Selected = true; if (Counter) { Counter = false; MessageBox.Show("移動できません"); } else { Counte… 190 <iframe src="https://hatenablog-parts.com/embed?url=https%3A%2F%2Fgomana2.hatenablog.jp%2Fentry%2F2020%2F05%2F24%2F225926" title="【C#】ListViewで移動禁止にしたい - ごまなつ Blog" class="embed-card embed-blogcard" scrolling="no" frameborder="0" style="display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;"></iframe> Hatena Blog https://hatena.blog 2020-05-24 22:59:26 rich https://gomana2.hatenablog.jp/entry/2020/05/24/225926 1.0 100%