所属类别：.NET

文章作者：未知

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做了一个控件,这样就可以告别图片按钮了:)效果:程序源代码:using System;using System.Collections;using System.ComponentModel;using System.Drawing;using System.Data;using System.Windows.Forms;using System.Drawing.Drawing2D;using System.Drawing.Text;namespace WindowsControlLibrary1{/// /// UserControl1 的摘要说明。/// public class UserControl1 : Button{/// /// 必需的设计器变量。/// private System.ComponentModel.Container components = null;private bool XiaCen=false;private bool mouseMove=false;private Color backColor;public UserControl1(){// 该调用是 Windows.Forms 窗体设计器所必需的。InitializeComponent();// TODO: 在 InitComponent 调用后添加任何初始化backColor=this.backColor;//this.Text=this.ShowFocusCues.ToString();}/// /// 清理所有正在使用的资源。/// protected override void Dispose( bool disposing ){if( disposing ){if( components != null )components.Dispose();}base.Dispose( disposing );}#region 组件设计器生成的代码/// /// 设计器支持所需的方法 - 不要使用代码编辑器/// 修改此方法的内容。/// private void InitializeComponent(){//// UserControl1//this.MouseUp += new System.Windows.Forms.MouseEventHandler(this.UserControl1_MouseUp);this.Paint += new System.Windows.Forms.PaintEventHandler(this.UserControl1_Paint);this.MouseEnter += new System.EventHandler(this.UserControl1_MouseEnter);this.KeyUp += new System.Windows.Forms.KeyEventHandler(this.UserControl1_KeyUp);this.KeyDown += new System.Windows.Forms.KeyEventHandler(this.UserControl1_KeyDown);this.BackColorChanged += new System.EventHandler(this.UserControl1_BackColorChanged);this.MouseLeave += new System.EventHandler(this.UserControl1_MouseLeave);this.MouseDown += new System.Windows.Forms.MouseEventHandler(this.UserControl1_MouseDown);}#endregionprotected GraphicsPath GetGraphicsPath(Rectangle rect){GraphicsPath ClientPath = new System.Drawing.Drawing2D.GraphicsPath();if(rect.Width<=0){rect.Width=1;}if(rect.Height<=0){rect.Height=1;}ClientPath.AddArc(rect.Left,rect.Top,rect.Height,rect.Height,90f,180f);ClientPath.AddArc(rect.Right-rect.Height,rect.Top,rect.Height,rect.Height,270f,180f);ClientPath.CloseFigure();return ClientPath;}protected GraphicsPath GetGraphicsPath1(Rectangle rect){GraphicsPath ClientPath = new System.Drawing.Drawing2D.GraphicsPath();if(rect.Width<=0){rect.Width=1;}if(rect.Height<=0){rect.Height=1;}ClientPath.AddArc(rect.Left,rect.Top,rect.Height,rect.Height,190f,80f);ClientPath.AddArc(rect.Right-rect.Height,rect.Top,rect.Height,rect.Height,270f,80f);ClientPath.CloseFigure();return ClientPath;}private void DrawYinYing(Graphics gr,bool xiacen){Rectangle rect= this.ClientRectangle;rect.Inflate(-(rect.Width/10),-(rect.Height)/4);float bf1=rect.Width/100f;float bf2=rect.Height/100f;rect.Y=rect.Y+this.ClientRectangle.Height/4;if(xiacen){rect.Y=rect.Y+4;}GraphicsPath path;for(int a=1;a<33;a++){float bf3=bf1*a;float bf4=bf2*a;Rectangle rect1=rect;rect1.Inflate(-(int)bf3,-(int)bf4);path=GetGraphicsPath(rect1);int r=backColor.R;int g=backColor.G;int b=backColor.B;r=r+3*a;g=g+3*a;b=b+3*a;if(r>255) r=255;if(g>255) g=255;if(b>255) b=255;gr.FillPath(new SolidBrush(Color.FromArgb(r,g,b)),path);}}private void DrawGaoLiang(Graphics g,bool xiacen){Rectangle rect= this.ClientRectangle;rect.Inflate(-4,-4);if(xiacen){rect.Y=rect.Y+4;}GraphicsPath path=GetGraphicsPath1(rect);RectangleF rect1=path.GetBounds();rect1.Height=rect1.Height+1;g.FillPath(new LinearGradientBrush(rect1,Color.FromArgb(0xff,0xff,0xff,0xff),Color.FromArgb(0xff,backColor),LinearGradientMode.Vertical),path);}private void DrawText(Graphics g,bool xiacen){Rectangle rect= this.ClientRectangle;Rectangle rect1= this.ClientRectangle;StringFormat stringFormat=new StringFormat();stringFormat.Alignment=StringAlignment.Center;stringFormat.LineAlignment=StringAlignment.Center;rect.Y=this.ClientRectangle.Height/5;if(xiacen){rect.Y=rect.Y+4;rect1.Y=rect1.Y+4;}Font font=this.Font;if(mouseMove){font=new Font(this.Font,FontStyle.Underline);}g.DrawString(this.Text,font,new SolidBrush(Color.FromArgb(0x66,backColor)),rect,stringFormat);g.DrawString(this.Text,font,new SolidBrush(this.ForeColor),rect1,stringFormat);}private void UserControl1_MouseDown(object sender, System.Windows.Forms.MouseEventArgs e){if(XiaCen==false){XiaCen=true;this.Refresh();}}private void UserControl1_MouseUp(object sender, System.Windows.Forms.MouseEventArgs e){if(XiaCen==true){XiaCen=false;this.Refresh();}}private void UserControl1_Paint(object sender, System.Windows.Forms.PaintEventArgs e){}protected override void OnPaint(PaintEventArgs e){base.OnPaint(e);e.Graphics.FillRectangle(new SolidBrush(backColor),0,0,this.Width,this.Height);e.Graphics.SmoothingMode=SmoothingMode.HighQuality;e.Graphics.TextRenderingHint=TextRenderingHint.AntiAliasGridFit;Rectangle rect=new Rectangle(0,0,this.Width,this.Height);GraphicsPath ClientPath=GetGraphicsPath(rect);e.Graphics.FillPath(new SolidBrush(backColor),ClientPath);this.Region=new System.Drawing.Region(ClientPath);DrawYinYing(e.Graphics,XiaCen);DrawGaoLiang(e.Graphics,XiaCen);DrawText(e.Graphics,XiaCen);if(this.Focused){e.Graphics.DrawPath(new Pen(Color.FromArgb(0x22,0xff,0xff,0xff), 3), ClientPath);}}private void UserControl1_BackColorChanged(object sender, System.EventArgs e){int r=BackColor.R;int g=BackColor.G;int b=BackColor.B;r=r+0x22;g=g+0x22;b=b+0x22;if(r>255) r=255;if(g>255) g=255;if(b>255) b=255;backColor=Color.FromArgb(r,g,b);}private void UserControl1_KeyDown(object sender, System.Windows.Forms.KeyEventArgs e){if(XiaCen==false && e.KeyCode==Keys.Space){XiaCen=true;this.Refresh();}}private void UserControl1_KeyUp(object sender, System.Windows.Forms.KeyEventArgs e){if(XiaCen==true && e.KeyCode==Keys.Space){XiaCen=false;this.Refresh();}}private void UserControl1_MouseEnter(object sender, System.EventArgs e){if(mouseMove==false){mouseMove=true;this.Refresh();}}private void UserControl1_MouseLeave(object sender, System.EventArgs e){if(mouseMove==true){mouseMove=false;this.Refresh();}}}}关闭本页

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