lc_button.cs

可以实现任意数据库之间的数据互导,可以实现任意数据库之间的数据互导

using System;
using System.Collections.Generic;
using System.Text;
using System.Windows.Forms;
using System.Drawing;

namespace LC_DataIO
{
    public class LC_Button:Button
    {
        private string objname = "";
        private bool mousedonw = false;
        private ContextMenuStrip cm = new ContextMenuStrip();
        public ToolStripMenuItem mi = new ToolStripMenuItem("选择");
        private bool selectIf = false;

        public bool SelectIf
        {
            get { return selectIf; }
            set 
            { 
                selectIf = value;
                if (selectIf)
                {
                    setbkcolor(Color.Red);
                    mousedonw = false;
                }
                else
                    Mousedonw = Mousedonw;
            }
        }
        public bool Mousedonw
        {
            get { return mousedonw; }
            set
            { 
                mousedonw = value;
                if (!mousedonw)
                    setbkcolor(Color.Gray);
                else
                    this.setbkcolor(Color.BurlyWood);
            }
        }
        
        public LC_Button(string obj)
        {
            this.BackgroundImageLayout = ImageLayout.Stretch;
            this.Size = new System.Drawing.Size(81, 79);
            this.TextImageRelation = System.Windows.Forms.TextImageRelation.ImageAboveText;
            this.UseVisualStyleBackColor = true;
            this.Text = obj;
            enableDrag();
            this.setbkcolor(Color.Gray);

        }
        public LC_Button(Point p,string obj)
        {
            this.BackgroundImageLayout = ImageLayout.Stretch;
            this.Size = new System.Drawing.Size(81, 79);
            this.TextImageRelation = System.Windows.Forms.TextImageRelation.ImageAboveText;
            this.UseVisualStyleBackColor = true;
            this.objname = obj;
            this.Text = obj;
            setPos(p);
            enableDrag();
            this.setbkcolor(Color.Gray);
            
        }
        public void setPos(Point p)
        {
            
            
            this.Location = new Point(p.X-this.Width/2,p.Y-this.Height/2);
        }
        public void setbkimg(Image bkimg)
        {
            this.BackgroundImage = bkimg;
            this.BackgroundImageLayout = ImageLayout.Stretch;
        }
        public void setbkcolor(Color c)
        {
            this.BackColor = c;
        }
        public void enableDrag()
        {
            if (this.Text != "XML")
            {
                cm.Items.Add(mi);
                this.ContextMenuStrip = cm;
                mi.Click += new EventHandler(mi_Click);
                this.MouseDown += new MouseEventHandler(LC_Button_MouseDown);
            }
        }

        void mi_Click(object sender, EventArgs e)
        {
            if (mi.Text == "选择")
            {
                mi.Text = "取消选择";
                SelectIf = true;
                if (this.Text != "XML")
                {
                    HeadPage.hp.selectConverter(this.Text, this.Text, 0);
                }
            }
            else
            {
                mi.Text = "选择";
                SelectIf = false;
                if (this.Text != "XML")
                {
                    HeadPage.hp.selectConverter(this.Text, this.Text, 1);
                }
            }
        }

        void LC_Button_MouseMove(object sender, MouseEventArgs e)
        {
            if (mousedonw&&this.Text!="XML")
            {
                
                
            }
        }

        void LC_Button_MouseDown(object sender, MouseEventArgs e)
        {
            if (!this.selectIf&&this.Text!="XML")
            {
                if (e.Button == MouseButtons.Left && e.Clicks == 2)
                {
                    HeadPage.hp.initallobj();
                    Mousedonw = true;
                }
                if (e.Button == MouseButtons.Left && e.Clicks == 1)
                {

                    Mousedonw = false;
                }
            }
        }

    }
}