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c#更改标题栏颜色
c#更改标题栏颜色
改变窗口样式#region 改变窗口样式
#if !DEBUG [DllImport ("User32.dll")] private static extern IntPtr GetWindowDC(IntPtr hwnd); [DllImport ("User32.dll")] private static extern int ReleaseDC(IntPtr hwnd, IntPtr hdc); protected override void WndProc(ref Message m)
...{ base.WndProc(ref m); switch(m.Msg) ...{ case 0x86://WM_NCACTIVATE goto case 0x85; case 0x85://WM_NCPAINT ...{ IntPtr hDC = GetWindowDC(m.HWnd); //把DC转换为.NET的Graphics就可以很方便地使用Framework提供的绘图功能了 Graphics gs = Graphics.FromHdc(hDC); 处理色彩#region 处理色彩 int ibox = 1; if (this.MaximizeBox) ibox ++; if (this.MinimizeBox) ibox ++; //得到相关背景图片 Image imgpm = Image.FromFile( Application.StartupPath+ @"Main.bmp"); //gs.DrawImage(imgbg,3,0,this.Width - (ibox * iBoxWidh),SystemInformation.CaptionHeight + 2); //显示背景图片 //标题栏显示背景颜色 int xPos = this.Width - iBoxWidh * ibox - 2 - ibox*3; Rectangle excludeRect; //标题栏中不需要填充的位置 for(int i=0;i<ibox;i++) ...{ if( i>0) ...{ xPos = xPos + iBoxWidh + 2;
} excludeRect = new Rectangle(xPos, 5, iBoxWidh, iBoxWidh+1); gs.ExcludeClip(excludeRect); } //背景区域 Rectangle rBackground = new Rectangle(0,0,this.Width,SystemInformation.CaptionHeight+3); //背景颜色 上下渐变 System.Drawing.Drawing2D.LinearGradientBrush bBackground = new System.Drawing.Drawing2D.LinearGradientBrush(rBackground, Color.FromArgb(100,145,175), Color.FromArgb(45,80,120),LinearGradientMode.Vertical); //标题栏填充背景颜色 gs.FillRectangle(bBackground,rBackground ); //显示图标文件 gs.DrawImage(imgpm,4,4,24,24); #endregion StringFormat strFmt = new StringFormat(); //strFmt.Alignment = StringAlignment.Center; //strFmt.LineAlignment = StringAlignment.Center; //gs.DrawString(this.Text, this.Font, Brushes.BlanchedAlmond, m_rect, strFmt); //设置标题字体 Font drawFont = new Font("宋体", 10,System.Drawing.FontStyle.Bold); //设置标题颜色 SolidBrush drawBrush = new SolidBrush(Color.White); //重画标题 gs.DrawString(this.Text, drawFont, drawBrush, 30,8); gs.Dispose(); //释放GDI资源 ReleaseDC(m.HWnd, hDC); break; } case 0xA1://WM_NCLBUTTONDOWN ...{ Point mousePoint = new Point((int)m.LParam); mousePoint.Offset(-this.Left, -this.Top); // if(m_rect.Contains(mousePoint)) // { // // MessageBox.Show("hello"); // // } break; } } } #endif
#endregion
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