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重写paint事件：private void groupBox1_Paint(object sender, System.Windows.Forms.PaintEventArgs e){e.Graphics.Clear(this.BackColor);}转自https://blog.youkuaiyun.com/u012252959/article/details/50559675?utm_source=blogxgwz9

private void button4_Click(object sender, EventArgs e) { FolderBrowserDialog dialog = new FolderBrowserDialog(); dialog.Description = "请选择文件保存位置"; if (di...

List<TreeNode> nodeCheckList = new List<TreeNode>(); TreeNode rootNode; string currentExcelPath = string.Empty; //将被拖动的控件 private Control control; private void Fo...

string debugPath = System.Environment.CurrentDirectory; //此c#项目的debug文件夹路径 string Path = debugPath + "\\DBSCAN.exe"; Process p = new Process(); p...

PictureBox加载图片后，再将Image属性值设置为null，但本地图片仍无法删除，提示文件正被另一个程序使用，相关代码：复制内容到剪贴板程序代码//显示图片private void button1_Click(object sender, EventArgs e){pictureBox1.Image = Image.FromFile(@“f:\demo.gif”);}//不显...

父窗口：//////弹出窗口/////////privatevoid miFuncSet_Click(object sender, RoutedEventArgs e){WinFuncSetting funcSetting =new WinFuncSetting();funcSetting.ChangeTextEvent +=new ChangeTextHandler(FuncS...