/// <summary>/// 初始化/// </summary>/// <param name="tabcontrol">TacControl控件</param>/// <param name="fo">主程序this.Font</param>DrawTabControl dtc=new DrawTabControl(tabControl1,this.Font);
dtc.ClearPage();

 #region 重绘tablecontrolpublic class DrawTabControl{TabControl tabControl1 = null;Font font1 = null;public DrawTabControl() { }public DrawTabControl(TabControl tabcontrol,Font fo){tabControl1 = tabcontrol;font1 = fo;}const int CLOSE_SIZE = 15;//tabPage标签图片Bitmap image = new Bitmap("D:\\power_003.png");public void ClearPage(){//清空控件//this.MainTabControl.TabPages.Clear();//绘制的方式OwnerDrawFixed表示由窗体绘制大小也一样this.tabControl1.DrawMode = TabDrawMode.OwnerDrawFixed;this.tabControl1.Padding = new System.Drawing.Point(CLOSE_SIZE, CLOSE_SIZE - 8);this.tabControl1.DrawItem += new DrawItemEventHandler(this.tabControl1_DrawItem);this.tabControl1.MouseDown += new System.Windows.Forms.MouseEventHandler(this.tabControl1_MouseDown);}private void tabControl1_DrawItem(object sender, DrawItemEventArgs e){try{Rectangle myTabRect = this.tabControl1.GetTabRect(e.Index);//先添加TabPage属性   e.Graphics.DrawString(this.tabControl1.TabPages[e.Index].Text, this.font1, SystemBrushes.ControlText, myTabRect.X + 2, myTabRect.Y + 2);//再画一个矩形框using (Pen p = new Pen(Color.White)){myTabRect.Offset(myTabRect.Width - (CLOSE_SIZE + 3), 2);myTabRect.Width = CLOSE_SIZE;myTabRect.Height = CLOSE_SIZE;e.Graphics.DrawRectangle(p, myTabRect);}//填充矩形框Color recColor = e.State == DrawItemState.Selected ? Color.White : Color.White;using (Brush b = new SolidBrush(recColor)){e.Graphics.FillRectangle(b, myTabRect);}//画关闭符号using (Pen objpen = new Pen(Color.Black)){////=============================================//自己画X////"\"线Point p1 = new Point(myTabRect.X + 3, myTabRect.Y + 3);Point p2 = new Point(myTabRect.X + myTabRect.Width - 3, myTabRect.Y + myTabRect.Height - 3);e.Graphics.DrawLine(objpen, p1, p2);////"/"线Point p3 = new Point(myTabRect.X + 3, myTabRect.Y + myTabRect.Height - 3);Point p4 = new Point(myTabRect.X + myTabRect.Width - 3, myTabRect.Y + 3);e.Graphics.DrawLine(objpen, p3, p4);////=============================================//使用图片//Bitmap bt = new Bitmap(image);//Point p5 = new Point(myTabRect.X, 4);//e.Graphics.DrawImage(bt, p5);//e.Graphics.DrawString(this.MainTabControl.TabPages[e.Index].Text, this.font1, objpen.Brush, p5);
                }e.Graphics.Dispose();}catch (Exception){ }}private void tabControl1_MouseDown(object sender, MouseEventArgs e){if (e.Button == MouseButtons.Left){int x = e.X, y = e.Y;//计算关闭区域   Rectangle myTabRect = this.tabControl1.GetTabRect(this.tabControl1.SelectedIndex);myTabRect.Offset(myTabRect.Width - (CLOSE_SIZE + 3), 2);myTabRect.Width = CLOSE_SIZE;myTabRect.Height = CLOSE_SIZE;//如果鼠标在区域内就关闭选项卡   bool isClose = x > myTabRect.X && x < myTabRect.Right && y > myTabRect.Y && y < myTabRect.Bottom;if (isClose == true){this.tabControl1.TabPages.Remove(this.tabControl1.SelectedTab);}}}}#endregion