C# 无边框窗体边框阴影效果_.NET

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C# 无边框窗体边框阴影效果

2013/10/6 15:54:31 梦琪小生博客园我要评论(0)

摘要：通过下面代码在构造函数中调用方法SetShadow();即可实现无边框窗体的阴影效果了需要添加命名空间usingSystem.Runtime.InteropServices;privateconstintCS_DropSHADOW=0x20000;privateconstintGCL_STYLE=(-26);[DllImport("user32.dll",CharSet=CharSet.Auto)]publicstaticexternintSetClassLong(IntPtrhwnd
标签：C#

通过下面代码在构造函数中调用方法 SetShadow();

即可实现无边框窗体的阴影效果了

需要添加命名空间 using System.Runtime.InteropServices;

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        private const int CS_DropSHADOW = 0x20000;
        private const int GCL_STYLE = (-26);        

        [DllImport("user32.dll", CharSet = CharSet.Auto)]
        public static extern int SetClassLong(IntPtr hwnd, int nIndex, int dwNewLong);
        [DllImport("user32.dll", CharSet = CharSet.Auto)]
        public static extern int GetClassLong(IntPtr hwnd, int nIndex);    
        
        private void SetShadow()
        {
            SetClassLong(this.Handle, GCL_STYLE, GetClassLong(this.Handle, GCL_STYLE) | CS_DropSHADOW); 
        }