代码如下：

  //---

   ButtonCreate(0,"Buy",0,5,250,50,20,0,"Buy2");  ButtonCreate(0,"平多单",0,57,250,50,20,0,"平多单");   
   ButtonCreate(0,"Sell",0,5,272,50,20,0,"Sell2");ButtonCreate(0,"平空单",0,57,272,50,20,0,"平空单"); 
   ButtonCreate(0,"只做多",0,5,294,50,20,0,"只做多");ButtonCreate(0,"只做空",0,57,294,50,20,0,"只做空"); 
 //---
   return(INIT_SUCCEEDED);
  }
//+------------------------------------------------------------------+
//| expert deinitialization function                                 |
//+------------------------------------------------------------------+
void OnDeinit(const int reason)
  {//---
   ObjectDelete(0,"Buy"); 
   ObjectDelete(0,"Sell");  
   ObjectDelete(0,"平多单"); 
   ObjectDelete(0,"平空单"); 
   ObjectDelete(0,"只做多");  
   ObjectDelete(0,"只做空"); 
//----
  // Comment("");
//----
 //  return;
  }
//+------------------------------------------------------------------+
//| ChartEvent function                                              |
//+------------------------------------------------------------------+
void OnChartEvent(const int id,
                  const long &lparam,
                  const double &dparam,
                  const string &sparam)
  {
//---
 double result=0;
   if(id==CHARTEVENT_OBJECT_CLICK && sparam=="Buy"&&ObjectGetInteger(0,"Buy",OBJPROP_STATE))
     {
      result=OrderSend(Symbol(), OP_BUY,lots2, Ask, slippage*db, 0, 0, comt+"b1", Magic, 0, Blue);
     }
 if(id==CHARTEVENT_OBJECT_CLICK && sparam=="Sell"&&ObjectGetInteger(0,"Sell",OBJPROP_STATE))
     {
      result=OrderSend(Symbol(), OP_SELL, lots2, Bid, slippage*db, 0, 0, comt+"s1", Magic, 0, Red);
     }
 if(id==CHARTEVENT_OBJECT_CLICK && sparam=="平多单"&&ObjectGetInteger(0,"平多单",OBJPROP_STATE))
     {
     //if(OrderProfit()>=2)
     CloseAllOrdersBuy();
     }   
  if(id==CHARTEVENT_OBJECT_CLICK && sparam=="平空单"&&ObjectGetInteger(0,"平空单",OBJPROP_STATE))
     {
     //if(OrderProfit()>=2)
     CloseAllOrdersSell();
     }  
// /*         
  if(id==CHARTEVENT_OBJECT_CLICK && sparam=="只做多"&&ObjectGetInteger(0,"只做多",OBJPROP_STATE))
     {
    if(NOShort==false)
     NOShort=true;
     }     
  if(id==CHARTEVENT_OBJECT_CLICK && sparam=="只做空"&&ObjectGetInteger(0,"只做空",OBJPROP_STATE))
     {
     if(NOLong==false)
     NOLong=true;
     }  
 // */     
  }
//+------------------------------------------------------------------+
bool ButtonCreate(const long              chart_ID=0,               // chart's ID
                  const string            name="Button",            // button name
                  const int               sub_window=0,             // subwindow index
                  const int               x=0,                      // X coordinate
                  const int               y=0,                      // Y coordinate
                  const int               width=40,                 // button width
                  const int               height=15,                // button height
                  const ENUM_BASE_CORNER  corner=CORNER_LEFT_UPPER, // chart corner for anchoring
                  const string            text="Button",            // text
                  const string            font="Arial",             // font
                  const int               font_size=8,             // font size
                  const color             clr=clrBlack,             // text color
                  const color             back_clr=C'236,233,216',  // background color
                  const color             border_clr=clrRed,//clrNONE,       // border color
                  const bool              state=false,              // pressed/released
                  const bool              back=false,   //            // in the background
                  const bool              selection=false,          // highlight to move
                  const bool              hidden=true,              // hidden in the object list
                  const long              z_order=0)                // priority for mouse click
  {
//--- reset the error value
   ResetLastError();
//--- create the button
   if(!ObjectCreate(chart_ID,name,OBJ_BUTTON,sub_window,0,0))
     {
      Print(__FUNCTION__,
            ": failed to create the button! Error code = ",GetLastError());
      return(false);
     }
//--- set button coordinates
   ObjectSetInteger(chart_ID,name,OBJPROP_XDISTANCE,x);
   ObjectSetInteger(chart_ID,name,OBJPROP_YDISTANCE,y);
//--- set button size
   ObjectSetInteger(chart_ID,name,OBJPROP_XSIZE,width);
   ObjectSetInteger(chart_ID,name,OBJPROP_YSIZE,height);
//--- set the chart's corner, relative to which point coordinates are defined
   ObjectSetInteger(chart_ID,name,OBJPROP_CORNER,corner);
//--- set the text
   ObjectSetString(chart_ID,name,OBJPROP_TEXT,text);
//--- set text font
   ObjectSetString(chart_ID,name,OBJPROP_FONT,font);
//--- set font size
   ObjectSetInteger(chart_ID,name,OBJPROP_FONTSIZE,font_size);
//--- set text color
   ObjectSetInteger(chart_ID,name,OBJPROP_COLOR,clr);
//--- set background color
   ObjectSetInteger(chart_ID,name,OBJPROP_BGCOLOR,back_clr);
//--- set border color
   ObjectSetInteger(chart_ID,name,OBJPROP_BORDER_COLOR,border_clr);
//--- display in the foreground (false) or background (true)
   ObjectSetInteger(chart_ID,name,OBJPROP_BACK,back);
//--- set button state
   ObjectSetInteger(chart_ID,name,OBJPROP_STATE,state);
//--- enable (true) or disable (false) the mode of moving the button by mouse
   ObjectSetInteger(chart_ID,name,OBJPROP_SELECTABLE,selection);
   ObjectSetInteger(chart_ID,name,OBJPROP_SELECTED,selection);
//--- hide (true) or display (false) graphical object name in the object list
   ObjectSetInteger(chart_ID,name,OBJPROP_HIDDEN,hidden);
//--- set the priority for receiving the event of a mouse click in the chart
   ObjectSetInteger(chart_ID,name,OBJPROP_ZORDER,z_order);
//--- successful execution
   return(true);
  } 
//+----------------------------------