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C#重绘TabControl
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C#重绘TabControl的Tabpage标签，添加图片及关闭按钮
Code highlighting produced by Actipro CodeHighlighter (freeware)http://www.CodeHighlighter.com/-->using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms; namespace TabControlTest
{
public partial class Form1 : Form
{
public Form1()
{
InitializeComponent();
} const int CLOSE_SIZE = ;
Bitmap image = new Bitmap("ONE.ico"); private void MainTabControl_DrawItem(object sender, DrawItemEventArgs e)
{
try
{
Rectangle myTabRect = this.MainTabControl.GetTabRect(e.Index); //先添加TabPage属性
e.Graphics.DrawString(this.MainTabControl.TabPages[e.Index].Text
, this.Font, SystemBrushes.ControlText, myTabRect.X + , myTabRect.Y + ); //再画一个矩形框
using (Pen p = new Pen(Color.White))
{
myTabRect.Offset(myTabRect.Width - (CLOSE_SIZE + ), );
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))
{
//"\"线
Point p1 = new Point(myTabRect.X + , myTabRect.Y + );
Point p2 = new Point(myTabRect.X + myTabRect.Width - , myTabRect.Y + myTabRect.Height - );
e.Graphics.DrawLine(objpen, p1, p2); //"/"线
Point p3 = new Point(myTabRect.X + , myTabRect.Y + myTabRect.Height - );
Point p4 = new Point(myTabRect.X + myTabRect.Width - , myTabRect.Y + );
e.Graphics.DrawLine(objpen, p3, p4);
////=============================================
Bitmap bt = new Bitmap(image);
Point p5 = new Point(myTabRect.X - , );
e.Graphics.DrawImage(bt, p5);
//e.Graphics.DrawString(this.MainTabControl.TabPages[e.Index].Text, this.Font, objpen.Brush, p5);
} //绘制小图标
//==============================================================================
//Bitmap bt = new Bitmap("E:\\1\\2.jpg");
//Point p5 = new Point(4, 4);
////e.Graphics.DrawImage(bt, e.Bounds);
//e.Graphics.DrawImage(bt, p5);
//Pen pt = new Pen(Color.Red);
////e.Graphics.DrawString(this.MainTabControl.TabPages[e.Index].Text, this.Font, pt.Brush, e.Bounds);
//e.Graphics.DrawString(this.MainTabControl.TabPages[e.Index].Text, this.Font, pt.Brush, p5); e.Graphics.Dispose();
}
catch
{ } } private void MainTabControl_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.MainTabControl.GetTabRect(this.MainTabControl.SelectedIndex); myTabRect.Offset(myTabRect.Width - (CLOSE_SIZE + ), );
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.MainTabControl.TabPages.Remove(this.MainTabControl.SelectedTab);
}
} } //初始化页面
private void Form1_Load(object sender, EventArgs e)
{
//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.MainTabControl.DrawMode = TabDrawMode.OwnerDrawFixed;
this.MainTabControl.Padding = new System.Drawing.Point(CLOSE_SIZE, CLOSE_SIZE);
this.MainTabControl.DrawItem += new DrawItemEventHandler(this.MainTabControl_DrawItem);
this.MainTabControl.MouseDown += new System.Windows.Forms.MouseEventHandler(this.MainTabControl_MouseDown);
} //添加新的tabPage并修改所有tabPage标签上面的图片
private void button1_Click(object sender, EventArgs e)
{
TabPage tabtage = new TabPage();
MainTabControl.TabPages.Add(tabtage);
MainTabControl.SelectedTab = tabtage;
image = new Bitmap("ONE.ico"); }
//关闭选中的tabPage
private void button2_Click(object sender, EventArgs e)
{
MainTabControl.TabPages.Remove(MainTabControl.SelectedTab);
}
}
}
C#重绘TabControl的Tabpage标签，添加图片及关闭按钮2
C#重绘TabControl的Tabpage标签，添加图片及关闭按钮-- 来自：网上整理 字体大小：【大 中 小】
摘要：本文介绍C#重绘TabControl的Tabpage标签，添加图片及关闭按钮，并提供完整的实现代码。 以下就是C#重绘TabControl控件的源码： using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms; namespace TabControlTest
{
public partial class Form1 : Form
{
public Form1()
{
InitializeComponent();
} const int CLOSE_SIZE = ;
//tabPage标签图片
Bitmap image = new Bitmap("E:\\1\\2.jpg");
//绘制“Ｘ”号即关闭按钮
private void MainTabControl_DrawItem(object sender, DrawItemEventArgs e)
{ try
{
Rectangle myTabRect = this.MainTabControl.GetTabRect(e.Index); //先添加TabPage属性
e.Graphics.DrawString(this.MainTabControl.TabPages[e.Index].Text
, this.Font, SystemBrushes.ControlText, myTabRect.X + , myTabRect.Y + ); //再画一个矩形框
using (Pen p = new Pen(Color.White))
{
myTabRect.Offset(myTabRect.Width - (CLOSE_SIZE + ), );
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))
{
//"\"线
Point p1 = new Point(myTabRect.X + , myTabRect.Y + );
Point p2 = new Point(myTabRect.X + myTabRect.Width - , myTabRect.Y + myTabRect.Height - );
e.Graphics.DrawLine(objpen, p1, p2); //"/"线
Point p3 = new Point(myTabRect.X + , myTabRect.Y + myTabRect.Height - );
Point p4 = new Point(myTabRect.X + myTabRect.Width - , myTabRect.Y + );
e.Graphics.DrawLine(objpen, p3, p4);
////=============================================
Bitmap bt = new Bitmap(image);
Point p5 = new Point(myTabRect.X-, );
e.Graphics.DrawImage(bt, p5);
//e.Graphics.DrawString(this.MainTabControl.TabPages[e.Index].Text, this.Font, objpen.Brush, p5);
} //绘制小图标
//==============================================================================
//Bitmap bt = new Bitmap("E:\\1\\2.jpg");
//Point p5 = new Point(4, 4);
////e.Graphics.DrawImage(bt, e.Bounds);
//e.Graphics.DrawImage(bt, p5);
//Pen pt = new Pen(Color.Red);
////e.Graphics.DrawString(this.MainTabControl.TabPages[e.Index].Text, this.Font, pt.Brush, e.Bounds);
//e.Graphics.DrawString(this.MainTabControl.TabPages[e.Index].Text, this.Font, pt.Brush, p5); e.Graphics.Dispose();
}
catch (Exception)
{ } }
//======================================================================= //关闭按钮功能
private void MainTabControl_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.MainTabControl.GetTabRect(this.MainTabControl.SelectedIndex); myTabRect.Offset(myTabRect.Width - (CLOSE_SIZE + ), );
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.MainTabControl.TabPages.Remove(this.MainTabControl.SelectedTab);
}
} }
//初始化页面
private void Form1_Load(object sender, EventArgs e)
{
//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.MainTabControl.DrawMode = TabDrawMode.OwnerDrawFixed;
this.MainTabControl.Padding = new System.Drawing.Point(CLOSE_SIZE, CLOSE_SIZE);
this.MainTabControl.DrawItem += new DrawItemEventHandler(this.MainTabControl_DrawItem);
this.MainTabControl.MouseDown += new System.Windows.Forms.MouseEventHandler(this.MainTabControl_MouseDown);
} //添加新的tabPage并修改所有tabPage标签上面的图片
private void button1_Click(object sender, EventArgs e)
{
TabPage tabtage=new TabPage ();
MainTabControl.TabPages.Add(tabtage);
MainTabControl.SelectedTab = tabtage;
image = new Bitmap("E:\\1\\3.jpg"); }
//关闭选中的tabPage
private void button2_Click(object sender, EventArgs e)
{
MainTabControl.TabPages.Remove(MainTabControl.SelectedTab);
} }
}C#重绘TabControl的Tabpage标签，添加图片及关闭按钮就像你介绍到这里了，希望对你有所帮助。
C#重绘TabControl控件的源码
1using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;
namespace TabControlTest
{
public partial class Form1 : Form
{
public Form1()
{
InitializeComponent();
}
const int CLOSE_SIZE = ;
//tabPage标签图片
Bitmap image = new Bitmap("E:\\1\\2.jpg");
//绘制“Ｘ”号即关闭按钮
private void MainTabControl_DrawItem(object sender, DrawItemEventArgs e)
{
try
{
Rectangle myTabRect = this.MainTabControl.GetTabRect(e.Index);
//先添加 TabPage属性
e.Graphics.DrawString(this.MainTabControl.TabPages[e.Index].Text
, this.Font, SystemBrushes.ControlText, myTabRect.X + , myTabRect.Y + );
//再画一个矩形框
using (Pen p = new Pen(Color.White))
{
myTabRect.Offset(myTabRect.Width - (CLOSE_SIZE + ), );
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))
{
//"\"线
Point p1 = new Point(myTabRect.X + , myTabRect.Y + );
Point p2 = new Point(myTabRect.X + myTabRect.Width - , myTabRect.Y + myTabRect.Height - );
e.Graphics.DrawLine(objpen, p1, p2);
//"/"线
Point p3 = new Point(myTabRect.X + , myTabRect.Y + myTabRect.Height - );
Point p4 = new Point(myTabRect.X + myTabRect.Width - , myTabRect.Y + );
e.Graphics.DrawLine(objpen, p3, p4);
////=============================================
Bitmap bt = new Bitmap(image);
Point p5 = new Point(myTabRect.X-, );
e.Graphics.DrawImage(bt, p5);
//e.Graphics.DrawString(this.MainTabControl.TabPages[e.Index].Text, this.Font, objpen.Brush, p5);
}
//绘制小图标
//==============================================================================
//Bitmap bt = new Bitmap("E:\\1\\2.jpg");
//Point p5 = new Point(4, 4);
////e.Graphics.DrawImage(bt, e.Bounds);
//e.Graphics.DrawImage(bt, p5);
//Pen pt = new Pen(Color.Red);
////e.Graphics.DrawString(this.MainTabControl.TabPages[e.Index].Text, this.Font, pt.Brush, e.Bounds);
//e.Graphics.DrawString(this.MainTabControl.TabPages[e.Index].Text, this.Font, pt.Brush, p5);
e.Graphics.Dispose();
}
catch (Exception)
{
}
}
//=======================================================================
//关闭按钮功能
private void MainTabControl_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.MainTabControl.GetTabRect(this.MainTabControl.SelectedIndex);
myTabRect.Offset(myTabRect.Width - (CLOSE_SIZE + ), );
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.MainTabControl.TabPages.Remove(this.MainTabControl.SelectedTab);
}
}
}
//初始化页面
private void Form1_Load(object sender, EventArgs e)
{
//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.MainTabControl.DrawMode = TabDrawMode.OwnerDrawFixed;
this.MainTabControl.Padding = new System.Drawing.Point(CLOSE_SIZE, CLOSE_SIZE);
this.MainTabControl.DrawItem += new DrawItemEventHandler(this.MainTabControl_DrawItem);
this.MainTabControl.MouseDown += new System.Windows.Forms.MouseEventHandler(this.MainTabControl_MouseDown);
}
//添加新的tabPage并修改所有 tabPage标签上面的图片
private void button1_Click(object sender, EventArgs e)
{
TabPage tabtage=new TabPage ();
MainTabControl.TabPages.Add(tabtage);
MainTabControl.SelectedTab = tabtage;
image = new Bitmap("E:\\1\\3.jpg");
}
//关闭选中的tabPage
private void button2_Click(object sender, EventArgs e)
{
MainTabControl.TabPages.Remove(MainTabControl.SelectedTab);
}
}
}
