xp样式按钮

using System;
using System.Windows;
using System.Drawing;
using System.Drawing.Drawing2D;
using System.Windows .Forms ; 

namespace  Control
...{
     

    public class XPButtonII:System.Windows.Forms.Button
    ...{
        //state variable for mouse down
        private bool mouseDown=false;

        //state variable for mouse hover
        private bool mouseHover=false;

        public XPButtonII()
        ...{
            //set the control UserPaint
            SetStyle(ControlStyles.UserPaint,true);

            //EventHandler for MouseDown
            //MouseDown+=new MouseEventHandler(OnMouseDown);

            //EventHandler for MouseUp
            //MouseUp+=new MouseEventHandler(OnMouseUp);

            //EventHandler for MouseEnter
            MouseEnter+=new EventHandler(OnMouseEnter);

            //EventHandler for MouseLeave
            MouseLeave+=new EventHandler(OnMouseLeave);

            Height=23;//Default Height
            Width=75;//Default Width
        }

        protected override void OnPaint(PaintEventArgs pe)
        ...{
 
        //first, paint the control with parent form's background color
            pe.Graphics.FillRectangle(new SolidBrush(Parent.BackColor),
                pe.ClipRectangle);
             

            //if the button is disabled, draw the disable style
            if (Enabled == false)
            ...{
                DrawDisableButton(pe.Graphics);
            }
            else if (mouseDown)
            ...{
                //when mouse down, draw the mouse down style
                DrawMouseDownButton(pe.Graphics);
            }
            else if (mouseHover)
            ...{
                //when mouse hover, draw the mouse hover style
                DrawMouseHoverButton(pe.Graphics);
            }
            else if (Focused)
            ...{
                //when mouse is focused but not mouse hover,
                //draw the focus style
                DrawContainFocusButton(pe.Graphics);
            } 
            else//else, draw the normal style
            ...{
                DrawNormalButton(pe.Graphics);
            }
            WriteText(pe.Graphics);//write text
        }
        private void OnMouseDown(object sender,MouseEventArgs e)
        ...{
            mouseDown=true;    //mouse is down now
        }

        private void OnMouseUp(object sender,MouseEventArgs e)
        ...{
            mouseDown=false;    //mouse is up now

            //call paint action
            PaintEventArgs pe = 
                new PaintEventArgs(CreateGraphics(),ClientRectangle);

            OnPaint(pe);
        }

        private void OnMouseEnter(object sender,EventArgs e)
        ...{
            mouseHover=true;    //mouse hover on

            //call paint action
            PaintEventArgs pe = 
                new PaintEventArgs(CreateGraphics(),ClientRectangle);

            OnPaint(pe);
        }

        private void OnMouseLeave(object sender,EventArgs e)
        ...{
            mouseHover=false;    //mouse is not hover on

            //call paint action
            PaintEventArgs pe =
                new PaintEventArgs(CreateGraphics(),ClientRectangle);

            OnPaint(pe);
        }

        private void DrawBorder(Graphics g,int state)
        ...{
            if (state==1)//draw normal style broder
            ...{
                Pen p = new Pen(SystemColors.ControlLightLight,2);
                g.DrawLine(p,1,1,1,Height-2);
                g.DrawLine(p,1,1,Width-2,1);
                g.DrawLine(p,Width-1,2,Width-1,Height-2);
                g.DrawLine(p,2,Height-1,Width-2,Height-1);
            }
            else if (state==2)//draw hover style border
            ...{
                Pen p = new Pen(Color.Yellow,2);
                g.DrawLine(p,1,1,1,Height-2);
                g.DrawLine(p,1,1,Width-2,1);
                g.DrawLine(p,Width-1,2,Width-1,Height-2);
                g.DrawLine(p,2,Height-1,Width-2,Height-1);
            }
            else if (state==3)//draw pressed style border
            ...{
                Pen p = new Pen(SystemColors.ControlDark,2);
                g.DrawLine(p,1,1,1,Height-2);
                g.DrawLine(p,1,1,Width-2,1);
                g.DrawLine(p,Width-1,2,Width-1,Height-2);
                g.DrawLine(p,2,Height-1,Width-2,Height-1);
            }
            else if (state==4)//draw disabled style border
            ...{
                Pen p = new Pen(SystemColors.ControlLight,2);
                g.DrawLine(p,1,1,1,Height-2);
                g.DrawLine(p,1,1,Width-2,1);
                g.DrawLine(p,Width-1,2,Width-1,Height-2);
                g.DrawLine(p,2,Height-1,Width-2,Height-1);
            }
            else if (state==5)//draw default style border
            ...{
                Pen p = new Pen(Color.SkyBlue,2);
                g.DrawLine(p,1,1,1,Height-2);
                g.DrawLine(p,1,1,Width-2,1);
                g.DrawLine(p,Width-1,2,Width-1,Height-2);
                g.DrawLine(p,2,Height-1,Width-2,Height-1);
            }
            if (state==4)//draw disable style border
            ...{
                Pen p = new Pen(Color.FromArgb(161,161,146),1);
                g.DrawLine(p,0,2,0,Height-3);
                g.DrawLine(p,2,0,Width-3,0);
                g.DrawLine(p,Width-1,2,Width-1,Height-3);
                g.DrawLine(p,2,Height-1,Width-3,Height-1);
                g.DrawLine(p,0,2,2,0);
                g.DrawLine(p,0,Height-3,2,Height-1);
                g.DrawLine(p,Width-3,0,Width-1,2);
                g.DrawLine(p,Width-3,Height-1,Width-1,Height-3);
            }
            else//draw normal style border
            ...{
                g.DrawLine(Pens.Black,0,2,0,Height-3);
                g.DrawLine(Pens.Black,2,0,Width-3,0);
                g.DrawLine(Pens.Black,Width-1,2,Width-1,Height-3);
                g.DrawLine(Pens.Black,2,Height-1,Width-3,Height-1);
                g.DrawLine(Pens.Black,0,2,2,0);
                g.DrawLine(Pens.Black,0,Height-3,2,Height-1);
                g.DrawLine(Pens.Black,Width-3,0,Width-1,2);
                g.DrawLine(Pens.Black,Width-3,Height-1,
                    Width-1,Height-3);
            }
        }

        private void DrawNormalButton(Graphics g)//draw normal style button
        ...{
            //draw normal style border
            DrawBorder(g,1);

            //paint background
            PaintBack(g,SystemColors.ControlLightLight);
        }

        private void DrawMouseHoverButton(Graphics g)
        ...{
            //draw mouse hover style border
            DrawBorder(g,2);

            //paint background
            PaintBack(g,SystemColors.ControlLightLight);
        }        

        private void DrawMouseDownButton(Graphics g)
        ...{
            //draw mouse down style border
            DrawBorder(g,3);

            //paint background
            PaintBack(g,SystemColors.ControlLight);
        }

        private void DrawDisableButton(Graphics g)
        ...{
            //draw disable style border
            DrawBorder(g,4);

            //paint background
            PaintBack(g,SystemColors.ControlLight);
        }

        private void DrawContainFocusButton(Graphics g)
        ...{
            //draw contain focuse style border
            DrawBorder(g,5);

            //paint background
            PaintBack(g,SystemColors.ControlLightLight);
        }

        //paint background area of the button
        private void PaintBack(Graphics g,Color c)
        ...{
            g.FillRectangle(new SolidBrush(c),3,3,
                Width-6,Height-6);
        }

        private void WriteText(Graphics g)
        ...{
            //calculate the text position
            int x=0,y=0;
            Size s = g.MeasureString(Text,Font).ToSize();
            x=(Width-s.Width)/2;
            y=(Height-s.Height)/2;

            //draw text
            if (Enabled) //is enabled, draw black text
                g.DrawString(Text,Font,Brushes.Black,x,y);
            else //not enabled, draw gray text
                g.DrawString(Text,Font,Brushes.Gray,x,y);
        }
    }
}


using System;
using System.Windows;
using System.Drawing;
using System.Drawing.Drawing2D;
using System.Windows .Forms ; 

namespace  Control
...{
     

        public class XPButton:System.Windows.Forms.Button
        ...{
            private bool mouseover=false;
            public XPButton()
            ...{
                //
                // TODO: 在此处添加构造函数逻辑
                //
                this.Cursor = System.Windows.Forms.Cursors.Hand;
            }
            protected override void OnPaint(System.Windows.Forms.PaintEventArgs e)
            ...{
                // base.OnPaint (e);
                // System.Drawing.Graphics pp=this.CreateGraphics();
                // e.Graphics.Clear(Color.Transparent);
                // e.Graphics.DrawEllipse(new System.Drawing.Pen(System.Drawing.Color.WhiteSmoke,5),0,0,this.Width,this.Height);
                // System.Drawing.SolidBrush dd=new SolidBrush(System.Drawing.Color.WhiteSmoke);
                // e.Graphics.FillEllipse(dd,0,0,this.Width,this.Height);

                // (this.BackColor.ToString ())
                Color c5 = Color.FromArgb
                    (255,255,255);
                Color c2 = Color.FromArgb
                    (192,192,192);
                if(mouseover)
                ...{
                    c5=Color.FromArgb(245,245,245);
                    //c2=Color.FromArgb(192,192,192);
                    c2=Color.FromArgb(180,175,190);
                }
                Brush b = new System.Drawing.Drawing2D.LinearGradientBrush
                    (ClientRectangle, c5, c2, LinearGradientMode.Vertical);
                //System.Drawing.Region=new Region(
                int offsetwidth=this.Width/50;
                Point[] points=new Point[8];
                points[0].X=offsetwidth;
                points[0].Y=0;

                points[1].X=this.Width-offsetwidth;
                points[1].Y=0;

                points[2].X=this.Width;
                points[2].Y=offsetwidth;

                points[3].X=this.Width;
                points[3].Y=this.Height-offsetwidth;

                points[4].X=this.Width-offsetwidth;
                points[4].Y=this.Height;

                points[5].X=offsetwidth;
                points[5].Y=this.Height;

                points[6].X=0;
                points[6].Y=this.Height-offsetwidth;

                points[7].X=0;
                points[7].Y=offsetwidth;
                // e.Graphics.FillRectangle (b, ClientRectangle);
                e.Graphics.FillPolygon(b,points,FillMode.Winding);
                if(this.Focused)
                ...{
                    int offsetwidth1=(this.Width-5)/50+2;
                    Point[] points1=new Point[8];
                    points1[0].X=offsetwidth1;
                    points1[0].Y=2;

                    points1[1].X=this.Width-offsetwidth1;
                    points1[1].Y=2;

                    points1[2].X=this.Width-1;
                    points1[2].Y=offsetwidth1;

                    points1[3].X=this.Width-1;
                    points1[3].Y=this.Height-offsetwidth1;

                    points1[4].X=this.Width-offsetwidth1;
                    points1[4].Y=this.Height-1;

                    points1[5].X=1;
                    points1[5].Y=this.Height-1;

                    points1[6].X=2;
                    points1[6].Y=this.Height-offsetwidth1;

                    points1[7].X=2;
                    points1[7].Y=offsetwidth1;
                    // e.Graphics.DrawPolygon(new Pen(Color.Yellow,2),points1);
                    Pen p=new Pen(Color.Orange,2);
                    Pen p1=new Pen(Color.Wheat,2);
                    //p.DashStyle=DashStyle.DashDot;
                    e.Graphics.DrawLine(p1,points1[0],points1[1]);
                    e.Graphics.DrawLine(p,points1[1],points1[2]);
                    e.Graphics.DrawLine(p,points1[2],points1[3]);
                    e.Graphics.DrawLine(p,points1[3],points1[4]);
                    e.Graphics.DrawLine(p,points1[4],points1[5]);
                    e.Graphics.DrawLine(p,points1[5],points1[6]);
                    e.Graphics.DrawLine(p1,points1[6],points1[7]);
                    e.Graphics.DrawLine(p1,points1[7],points1[0]);
                }
                e.Graphics.DrawPolygon(new Pen(Color.DarkBlue,2),points);
                // e.Graphics.DrawLine(new Pen(Color.DarkBlue,2),new Point(0,0),new Point(this.Width,0));
                // e.Graphics.DrawLine(new Pen(Color.DarkBlue,2),new Point(0,0),new Point(0,this.Height));
                // e.Graphics.DrawLine(new Pen(Color.DarkBlue,2),new Point(this.Width,this.Height),new Point(this.Width,0));
                // e.Graphics.DrawLine(new Pen(Color.DarkBlue,2),new Point(this.Width,this.Height),new Point(0,this.Height));
                StringFormat drawFormat = new StringFormat();
                drawFormat.FormatFlags = StringFormatFlags.DisplayFormatControl;
                drawFormat.LineAlignment=StringAlignment.Center;
                drawFormat.Alignment=System.Drawing.StringAlignment.Center;

                e.Graphics.DrawString(this.Text,this.Font,new LinearGradientBrush(this.ClientRectangle,Color.Black,Color.Black,LinearGradientMode.Vertical),this.ClientRectangle,drawFormat);
                b.Dispose();
            }
            protected override void OnLeave(EventArgs e)
            ...{
                base.OnLeave (e);
            }

            // protected override void OnMouseHover(EventArgs e)
            // {
            //
            // mouseover=true;
            // this.Invalidate(false);
            // base.OnMouseHover (e);
            // }
            protected override void OnMouseEnter(EventArgs e)
            ...{
                mouseover=true;
                this.Invalidate(false);
                base.OnMouseEnter (e);
            }

            protected override void OnNotifyMessage(System.Windows.Forms.Message m)
            ...{
                base.OnNotifyMessage (m);
            }

            protected override void OnMouseLeave(EventArgs e)
            ...{
                mouseover=false;
                this.Invalidate(false);
                base.OnMouseLeave (e);
            }
            private void DrawButton( System.Drawing.Graphics g)
            ...{

            }
            protected override void OnPaintBackground(System.Windows.Forms.PaintEventArgs pevent)
            ...{

                // Color c5 = Color.FromArgb
                // (255,255,255);
                // Color c2 = Color.FromArgb
                // (192,192,192);
                // if(mouseover)
                // {
                // c5=Color.FromArgb(245,245,245);
                // //c2=Color.FromArgb(192,192,192);
                // c2=Color.FromArgb(180,175,190);
                // }
                // Brush b = new System.Drawing.Drawing2D.LinearGradientBrush
                // (ClientRectangle, c5, c2, LinearGradientMode.Vertical);

                //pevent.Graphics .DrawRectangle(new Pen(Color.Transparent,2),this.ClientRectangle);
                pevent.Graphics .Clear(Color.Wheat );
                //base.OnPaintBackground (pevent);
            }
        }
     
}