关于右键菜单的问题

Question

本帖最后由 sys339 于 2009-11-19 20:59:03 编辑

Answer 1

我修改后还是原有的问题，重新贴一下代码，大家把代码拷贝下来可看到效果，帮忙解决了，谢谢大家捞，会的帮忙解决下，不会的就顶下了。
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Drawing;
using System.Data;
using System.Text;
using System.Windows.Forms;
using System.Collections;namespace jxzymkbz
{
    public partial class MkBz : UserControl
    {
       public  int xh=0;
       public Hashtable hashtable = new Hashtable();
        
        public MkBz()
        {
            InitializeComponent();          
        }   
        ///<summary>   
        ///   在指定的容器中的指定位置创建指定类型的控件。   
        ///   </summary>   
        ///   <param   name="abs_control">要创建的控件的相关信息（结构体）</param>   
        ///   <param   name="ac_parentContainer">要在上面创建控件容器控件</param>   
        ///   <param   name="int   ai_positionX">要创建的控件的X坐标</param>   
        ///   <param   name="int   ai_positionY">要创建的控件的Y坐标</param>   
        ///   <param   name="as_msg">错误返回信息</param>   
        public int CreateControl(ButtonStruct abs_control, Control ac_parentContainer, int ai_positionX, int ai_positionY, int xh, out   string as_msg,ref Control newcontrol)
        {
            as_msg = null;
            try
            {
                string ls_assemblyQualifiedName = null;
                if (ac_parentContainer is Form)
                {
                    ls_assemblyQualifiedName = typeof(System.Windows.Forms.Form).AssemblyQualifiedName;
                }
                else if (ac_parentContainer is Panel)
                {
                    ls_assemblyQualifiedName = typeof(System.Windows.Forms.Panel).AssemblyQualifiedName;
                }
                else
                {
                    //as_msg   =   "暂不支持在"   +typeof(ac_parentContainer).FullName.ToString()   +   "上面放置控件";   
                    as_msg = "暂不支持在上面放置控件";
                   return -1;
                }
                string assemblyInformation = ls_assemblyQualifiedName.Substring(ls_assemblyQualifiedName.IndexOf(","));
                Type lt_type = Type.GetType(abs_control.ls_type + assemblyInformation);
                Control lc_newControl = (Control)System.Activator.CreateInstance(lt_type);
                ac_parentContainer.SuspendLayout();
              //lc_newControl.Location = new System.Drawing.Point(ai_positionX, ai_positionY);
                lc_newControl.Size = new System.Drawing.Size(abs_control.li_width, abs_control.li_height);
                lc_newControl.Name = lt_type.Name + xh.ToString();
                lc_newControl.Text = abs_control.ls_text;
                lc_newControl.Tag = abs_control.ls_tag;
                ContextMenuStrip lc_control = (ContextMenuStrip)lc_newControl;
                lc_control.Items.AddRange(new System.Windows.Forms.ToolStripItem[] {
            this.删除备注ToolStripMenuItem});                
                lc_control.TopLevel = false;               ac_parentContainer.Controls.Add(lc_control);             
                ac_parentContainer.ResumeLayout();
                newcontrol = lc_newControl;
            }
            catch (Exception ex)
            {
                as_msg = "创建控件失败，原因为：\n" + ex.Message.ToString();
                return -1;
            }
            return 0;
        }        ///<summary>   
        ///   在指定的容器中的指定位置创建指定类型的控件。   
        ///   </summary>   
        ///   <param   name="abs_control">要创建的控件的相关信息（结构体）</param>   
        ///   <param   name="ac_parentContainer">要在上面创建控件容器控件</param>   
        ///   <param   name="int   ai_positionX">要创建的控件的X坐标</param>   
        ///   <param   name="int   ai_positionY">要创建的控件的Y坐标</param>   
        ///   <param   name="as_msg">错误返回信息</param>   
        public int CreateControl(ButtonStruct abs_control, Control ac_parentContainer, int ai_positionX, int ai_positionY, int xh, out   string as_msg, ref Control newcontrol,Control oldcontrol)
        {
            as_msg = null;
            try
            {
                string ls_assemblyQualifiedName = null;
                if (ac_parentContainer is Form)
                {
                    ls_assemblyQualifiedName = typeof(System.Windows.Forms.Form).AssemblyQualifiedName;
                }
                else if (ac_parentContainer is Panel)
                {
                    ls_assemblyQualifiedName = typeof(System.Windows.Forms.Panel).AssemblyQualifiedName;
                }
                else
                {
                    //as_msg   =   "暂不支持在"   +typeof(ac_parentContainer).FullName.ToString()   +   "上面放置控件";   
                    as_msg = "暂不支持在上面放置控件";
                    return -1;
                }
                string assemblyInformation = ls_assemblyQualifiedName.Substring(ls_assemblyQualifiedName.IndexOf(","));
                Type lt_type = Type.GetType(abs_control.ls_type + assemblyInformation);
                Control lc_newControl = (Control)System.Activator.CreateInstance(lt_type);
                ac_parentContainer.SuspendLayout();
                lc_newControl.Location = new System.Drawing.Point(ai_positionX, ai_positionY);
                lc_newControl.Size = new System.Drawing.Size(abs_control.li_width, abs_control.li_height);
                lc_newControl.Name = lt_type.Name + xh.ToString();
                lc_newControl.Text = abs_control.ls_text;
                lc_newControl.Tag = abs_control.ls_tag;
                lc_newControl.ContextMenuStrip = (ContextMenuStrip)oldcontrol;
                oldcontrol.SuspendLayout();
                ac_parentContainer.Controls.Add(lc_newControl);  
                ac_parentContainer.ResumeLayout();
                newcontrol = lc_newControl;
                hashtable.Add(oldcontrol, lc_newControl);
            }
            catch (Exception ex)
            {
                as_msg = "创建控件失败，原因为：\n" + ex.Message.ToString();
                return -1;
            }
            return 0;
        }
        /// <summary>
        /// 
        /// </summary>
       public struct ButtonStruct
        {
           public Type ls_type;
           public int li_width;
           public int li_height;
           public string ls_text;
           public object ls_tag;
           public ButtonStruct(Type type,int width,int height,string text,object tag)
           {
               ls_type = type;
               li_width = width;
               li_height = height;
               ls_text = text;
               ls_tag = tag;
            }
                   }
       private void contextMenuStrip1_MouseClick(object sender, MouseEventArgs e)
       {
          
           string as_msg = "";
           xh++;
           int positionX=this.contextMenuStrip_tjbz.Left - this.Parent.Left + e.X;
           int positionY=this.contextMenuStrip_tjbz.Top - this.Parent.Top + e.Y - 20;
           //TextBox txt = new TextBox();
           //txt.ContextMenuStrip = this.contextMenuStrip2;           
           //txt.Location = new System.Drawing.Point(positionX,positionY );          
           //this.panel1.Controls.Add(txt);
           object tag = xh;
           //ContextMenuStrip contextmenustrip = null;
           //TextBox textbox = null;
           Control contextmenustrip = null;
           Control textbox = null;
           ButtonStruct abs_control2 = new ButtonStruct(typeof(ContextMenuStrip), 50, 10, "", tag);
           CreateControl(abs_control2, panel1, 0, 0, xh, out as_msg, ref contextmenustrip);
           
         ButtonStruct abs_control = new ButtonStruct(typeof(RichTextBox), 200, 50, "",tag);
        CreateControl(abs_control, panel1, positionX, positionY, xh, out as_msg, ref textbox,contextmenustrip);            
           
            
       }       private void 删除备注ToolStripMenuItem_MouseDown(object sender, MouseEventArgs e)
       {          
           ToolStripMenuItem tool = (ToolStripMenuItem)sender;
           ContextMenuStrip contxt=(ContextMenuStrip)tool.GetCurrentParent();
           RichTextBox txt = (RichTextBox)hashtable[contxt];
           MessageBox.Show(txt.Name.ToString());
           contxt.Hide();          
       }         }
}