C#如何在运行时通过鼠标拖动改变控件的大小

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1、C#如何在运行时通过鼠标拖动改变控件的大小作者：oayx

2、出处：博客园

3、2011/10/2622:12:23

4、阅读13次usingSystem;usingSystem.Collections.Generic;usingSystem.Text;usingSystem.Data;usingSystem.Windows.Forms;usingSystem.Drawing;namespaceWindowsApplication2{   classResizeAction   {       boolIsMoving=false;       intctrlLastWidth

5、=0;       intctrlLastHeight=0;       intctrlWidth;       intctrlHeight;       intctrlLeft;       intctrlTop;       intcursorL;       intcursorT;       intctrlLastLeft;       intctrlLastTop;       intHtap;       intWtap;       boolctrlIsResizing=false;       System.Drawing.Rectanglectrl

6、Rectangle=newSystem.Drawing.Rectangle();       privateControlctrl;       privateFormfrm;       publicResizeAction(Controlc,Formfrm)       {           ctrl=c;           this.frm=frm;           this.Htap=this.frm.Height-this.frm.ClientRectangle.Height;           this.Wtap=this.frm.Width-

7、this.frm.ClientRectangle.Width;           ctrl.MouseDown+=newMouseEventHandler(MouseDown);           ctrl.MouseMove+=newMouseEventHandler(MouseMove);           ctrl.MouseUp+=newMouseEventHandler(MouseUp);       }       publicvoidMouseMove(objectsender,MouseEventArgse)       {          

8、 if(frm==null)               return;           if(e.Button==MouseButtons.Left)           {               if(this.IsMoving)               {                   if(ctrlLastLeft==0)                       ctrlLastLeft=ctrlLeft;                   if(ctrlLastTop==0)                       ctrlL

9、astTop=ctrlTop;                   intlocationX=(Cursor.Position.X-this.cursorL+this.frm.DesktopLocation.X+this.Wtap+this.ctrl.Location.X);                   intlocationY=(Cursor.Position.Y-this.cursorT+this.frm.DesktopLocation.Y+this.Htap+this.ctrl.Location.Y);                   if(loc

10、ationX