C#实现餐饮管理系统

本文实例为大家分享了c#实现餐饮管理系统的具体代码，供大家参考，具体内容如下

此系统采用c#语言的winfrom和ado.net技术搭建的简单的cs系统。

部分代码：

frmbook.cs

using system;
using system.collections.generic;
using system.componentmodel;
using system.data;
using system.drawing;
using system.linq;
using system.text;
using system.windows.forms;
using dal;

namespace catering
{
  public partial class frmbook : form
  {
    public frmbook()
    {
      initializecomponent();
    }
    public void getdata()
    {
      string filter = " where 1 = 1 ";

      if (txtname.text.trim() != "")
      {
        filter += " and name like '%" + txtname.text + "%'";

      }

      bookentity book = new bookentity();
      datatable dt = book.query(filter);
      this.datagridview1.datasource = dt;

      for (int i = 1; i < this.datagridview1.columns.count; i++)
      {
        this.datagridview1.columns[i].readonly = true;
      }

    }

    private void frmbook_load(object sender, eventargs e)
    {
      getdata();
    }

    //全选
    private void btnchose_click(object sender, eventargs e)
    {
      bool b = false;
      if (btnchose.text == "全 选")
      {
        b = true;
        btnchose.text = "取消全选";
      }
      else
      {
        b = false;
        btnchose.text = "全 选";
      }

      for (int i = 0; i < this.datagridview1.rows.count; i++)
      {
        datagridview1.rows[i].cells[0].value = b;
      }
      this.datagridview1.endedit();
      this.datagridview1.currentcell = null;
    }

    //删除
    private void btndelete_click(object sender, eventargs e)
    {
      datagridview1.endedit();
      datagridview1.currentcell = null;
      datatable dt = (datatable)this.datagridview1.datasource;
      datarow[] drs = dt.select("选择=1");
      if (drs.length == 0)
      {
        messagebox.show("请选择要删除的记录！");
        return;
      }
      foreach (datarow dr in drs)
      {
        bookentity book = new bookentity();
        book.id = convert.toint32(dr["编号"].tostring());
        book.delete();
      }
      messagebox.show("删除成功！");
      getdata();
    }

    //查询
    private void btnsearch_click(object sender, eventargs e)
    {
      getdata();
    }

    //双击修改
    private void datagridview1_mousedoubleclick(object sender, mouseeventargs e)
    {
      if (this.datagridview1.currentrow.index > -1)
      {
        frmbookedit frm = new frmbookedit();
        frm.startposition = formstartposition.centerscreen;
        
        frm.idno = datagridview1.currentrow.cells[1].value.tostring();
        if (frm.showdialog() == dialogresult.ok)
        {
          getdata();
        }
      }
    }
  }
}

frmcontrol.cs

using system;
using system.collections.generic;
using system.componentmodel;
using system.data;
using system.drawing;
using system.linq;
using system.text;
using system.windows.forms;
using dal;

namespace catering
{
  public partial class frmcontrol : form
  {
    public frmcontrol()
    {
      initializecomponent();
    }

    private void frmcontrol_load(object sender, eventargs e)
    {
      #region 生成餐桌信息

      tablenoentity table = new tablenoentity();
      datatable dt = table.query(" order by dispalyindex ");
      int x = 46;
      int y = 66;
      int width = 150;
      int height = 95;

      //动态生成餐台
      for (int i = 0; i < dt.rows.count; i = i + 5)
      {
        for (int j = 0; j < 5 && (i + j) < dt.rows.count; j++)
        {
          datarow dr = dt.rows[i + j];
          //生成餐台图片控件
          picturebox picturebox = new picturebox();
          picturebox.contextmenustrip = this.contextmenustrip1;

          picturebox.image = image.fromfile(application.startuppath + "\\res\\绿.gif");
          
          //判断是否有预定
          bookentity book = new bookentity();
          datatable dat = book.query(" where tableno ='" + dr["tableno"] + "' and booktime>getdate()");
          if (dat.rows.count > 0)
          {
            picturebox.image = image.fromfile(application.startuppath + "\\res\\黄.gif");
          }

          //判断是否在使用
          ordersentity orders = new ordersentity();
          datatable dats = orders.query(" where tableno ='" + dr["tableno"] + "' and payornot ='否'");

          if (dats.rows.count > 0)
          {
            picturebox.image = image.fromfile(application.startuppath + "\\res\\红.gif");
          }
          picturebox.location = new system.drawing.point(x, y);
          picturebox.name = "picturebox_" + dr["tableno"].tostring();
          picturebox.size = new system.drawing.size(width, height);
          picturebox.tabstop = false;
          picturebox.visible = true;
          picturebox.sendtoback();
          this.controls.add(picturebox);

          //生成餐台说明信息
          label lbl = new label();
          lbl.name = "lbl_" + dr["tableno"].tostring();
          lbl.text = dr["tableno"].tostring() + " " + dr["sitcount"].tostring() + "座位";
          lbl.font = new font("宋体", 10);
          lbl.backcolor = color.transparent;
          lbl.location = new point(25, 30);
          picturebox.controls.add(lbl);

          x = x + 200;

        }

        y = y + 150;
        x = 46;
      }

      #endregion


    }

    private void 预定toolstripmenuitem_click(object sender, eventargs e)
    {
      string name = contextmenustrip1.sourcecontrol.name;
      string[] str = name.split('_');
      frmbookedit frm = new frmbookedit();
      frm.startposition = formstartposition.centerscreen;

      frm.topmost = true;
      frm.id = str[1];
      if (frm.showdialog() == dialogresult.ok)
      {
        ((picturebox)contextmenustrip1.sourcecontrol).image = image.fromfile(application.startuppath + "\\res\\黄.gif");
      }
    }




    private void 结账toolstripmenuitem_click(object sender, eventargs e)
    {
      string name = contextmenustrip1.sourcecontrol.name;
      string[] str = name.split('_');
      frmpayedit frm = new frmpayedit();
      frm.startposition = formstartposition.centerscreen;
      //frm.topmost = true;
      frm.id = str[1];
      if (frm.showdialog() == dialogresult.ok)
      {
        ((picturebox)contextmenustrip1.sourcecontrol).image = image.fromfile(application.startuppath + "\\res\\绿.gif");
      }


    }

    private void 退订toolstripmenuitem_click(object sender, eventargs e)
    {

    }

    private void 点菜toolstripmenuitem1_click(object sender, eventargs e)
    {
      string name = contextmenustrip1.sourcecontrol.name;
      string[] str = name.split('_');
      frmordersedit frm = new frmordersedit();
      frm.startposition = formstartposition.centerscreen;
      frm.topmost = true;
      frm.id = str[1];
      if (frm.showdialog() == dialogresult.ok)
      {
        ((picturebox)contextmenustrip1.sourcecontrol).image = image.fromfile(application.startuppath + "\\res\\红.gif");
      }

    }

    private void btnrefesh_click(object sender, eventargs e)
    {
      
    }


  }
}

源码下载：c#实现餐饮管理系统

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