using System.ComponentModel; using System.Windows.Forms; namespace HL_FristAidPlatform_Public { public partial class OverwritePanel : Panel { public OverwritePanel() { InitializeComponent(); this.DoubleBuffered = true;//设置本窗体             SetStyle(ControlStyles.UserPaint, true); SetStyle(ControlStyles.AllPaintingInWmPaint, true); // 禁止擦除背景.             SetStyle(ControlStyles.DoubleBuffer, true); // 双缓冲 } public OverwritePanel(IContainer container) { container.Add(this); InitializeComponent(); this.DoubleBuffered = true;//设置本窗体             SetStyle(ControlStyles.UserPaint, true); SetStyle(ControlStyles.AllPaintingInWmPaint, true); // 禁止擦除背景.             SetStyle(ControlStyles.DoubleBuffer, true); // 双缓冲 } } }