private void 影片帧编辑区ToolStripMenuItem_Click(object sender, EventArgs e) { 影片帧编辑区ToolStripMenuItem.Checked = !影片帧编辑区ToolStripMenuItem.Checked; if (影片帧编辑区ToolStripMenuItem.Checked) { form_MFrameEdit.Show(panel_DockPanel); } else { form_MFrameEdit.Hide(); } }