首先定义类,将此类放在datagridview或ListView所在的窗体类外面,然后代码如下,
// <summary> /// 双缓冲DataGridView,解决闪烁 /// 使用方法:在DataGridView所在窗体的InitializeComponent方法中更改控件类型实例化语句将 /// this.dataGridView1 = new System.Windows.Forms.DataGridView(); 屏蔽掉,添加下面这句即可 /// this.dataGridView1 = new DoubleBufferListView(); /// </summary> class DoubleBufferDataGridView : DataGridView { public DoubleBufferDataGridView() { SetStyle(ControlStyles.DoubleBuffer | ControlStyles.OptimizedDoubleBuffer | ControlStyles.AllPaintingInWmPaint, true); //UpdateStatus.Continue; UpdateStyles(); } } /// <summary> /// 双缓冲ListView ,解决闪烁 /// 使用方法是在ListView 所在窗体的InitializeComponent方法中,更改控件类型实例化语句将 /// this.listView1 = new System.Windows.Forms.ListView(); 屏蔽掉, 添加下面语句即可 /// this.listView1 = new DoubleBufferListView(); /// </summary> class DoubleBufferListView : ListView { public DoubleBufferListView() { SetStyle(ControlStyles.DoubleBuffer | ControlStyles.OptimizedDoubleBuffer | ControlStyles.AllPaintingInWmPaint, true); UpdateStyles(); } }
方法二
直接写一个扩展方法,使用反射,直接上代码,将此类定义给DataGirdView或ListView所在的窗体类外面即可
public static class DoubleBufferDataGridView { /// <summary> /// 双缓冲,解决闪烁问题 /// </summary> /// <param name="dgv"></param> /// <param name="flag"></param> public static void DoubleBufferedDataGirdView(this DataGridView dgv, bool flag) { Type dgvType = dgv.GetType(); PropertyInfo pi = dgvType.GetProperty("DoubleBuffered", BindingFlags.Instance | BindingFlags.NonPublic); pi.SetValue(dgv, flag, null); } } public static class DoubleBufferListView { /// <summary> /// 双缓冲,解决闪烁问题 /// </summary> /// <param name="lv"></param> /// <param name="flag"></param> public static void DoubleBufferedListView(this ListView lv, bool flag) { Type lvType = lv.GetType(); PropertyInfo pi = lvType.GetProperty("DoubleBuffered", BindingFlags.Instance | BindingFlags.NonPublic); pi.SetValue(lv, flag, null); } }
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