MT4 隐藏边框.mq4

【核心代码】

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#property copyright   "unknown"
#property link        "mladenfx@gmail.com"
#property description "made as indicator by mladen"
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#property indicator_chart_window
#property indicator_buffers 0
#property indicator_plots   0
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#define _name "_toggleButton"
int OnInit()
{
   if (ObjectFind(0,_name)<0)
       ObjectCreate(0,_name,OBJ_BUTTON,0,0,0);
       ObjectSetInteger(0,_name,OBJPROP_XDISTANCE,50);
       ObjectSetInteger(0,_name,OBJPROP_YDISTANCE,30);
       ObjectSetInteger(0,_name,OBJPROP_XSIZE,45);
       ObjectSetInteger(0,_name,OBJPROP_YSIZE,25);
       ObjectSetInteger(0,_name,OBJPROP_CORNER,CORNER_RIGHT_LOWER);
       ObjectSetInteger(0,_name,OBJPROP_ANCHOR,ANCHOR_RIGHT_LOWER);
       ObjectSetInteger(0,_name,OBJPROP_BORDER_TYPE,BORDER_FLAT);
       ObjectSetInteger(0,_name,OBJPROP_BGCOLOR,clrGainsboro);
       ObjectSetInteger(0,_name,OBJPROP_BORDER_COLOR,clrGray);
         ObjectSetString(0,_name,OBJPROP_TEXT,ObjectGetInteger(0,_name,OBJPROP_STATE)?"显示":"隐藏");
               manageWindows(ObjectGetInteger(0,_name,OBJPROP_STATE));

   return(INIT_SUCCEEDED);
}
void OnDeinit(const int reason) 
{
   if (reason==REASON_REMOVE) ObjectDelete(0,_name); 
   return; 
}
int OnCalculate(const int rates_total,
                const int prev_calculated,
                const datetime &time[],
                const double &open[],
                const double &high[],
                const double &low[],
                const double &close[],
                const long &tick_volume[],
                const long &volume[],
                const int &spread[])
{
   return(rates_total);
}

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void OnChartEvent(const int id, const long& lparam, const double& dparam, const string& sparam)
{
   if (id==CHARTEVENT_OBJECT_CLICK && sparam==_name) { ObjectSetString(0,_name,OBJPROP_TEXT,ObjectGetInteger(0,_name,OBJPROP_STATE)?"显示":"隐藏"); manageWindows(ObjectGetInteger(0,_name,OBJPROP_STATE)); }
   return;
}

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#import "user32.dll"
  int SetWindowLongA(int hWnd,int nIndex, int dwNewLong);
  int GetWindowLongA(int hWnd,int nIndex);
  int SetWindowPos(int hWnd, int hWndInsertAfter,int X, int Y, int cx, int cy, int uFlags);
  int GetParent(int hWnd);
  int GetTopWindow(int hWnd);
  int GetWindow(int hWnd, int wCmd);
#import

#define GWL_STYLE         -16 
#define WS_CAPTION        0x00C00000 
#define WS_BORDER         0x00800000
#define WS_SIZEBOX        0x00040000
#define WS_DLGFRAME       0x00400000
#define SWP_NOSIZE        0x0001
#define SWP_NOMOVE        0x0002
#define SWP_NOZORDER      0x0004
#define SWP_NOACTIVATE    0x0010
#define SWP_FRAMECHANGED  0x0020
#define GW_CHILD          0x0005
#define GW_HWNDNEXT       0x0002

void manageWindows(bool state)
{
   int hChartParent = GetParent((int)ChartGetInteger(ChartID(),CHART_WINDOW_HANDLE));    
   int hMDIClient   = GetParent(hChartParent); 
   int hChildWindow = GetTopWindow(hMDIClient);
       
   //
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   while (hChildWindow > 0)
   {
      ManageBorderByWindowHandle(hChildWindow,state); hChildWindow = GetWindow(hChildWindow, GW_HWNDNEXT);
   }
}
void ManageBorderByWindowHandle(int hWindow, bool state)
{
   int iNewStyle;
      if (state)
            iNewStyle = GetWindowLongA(hWindow, GWL_STYLE) & (~(WS_BORDER | WS_DLGFRAME | WS_SIZEBOX));    
      else  iNewStyle = GetWindowLongA(hWindow, GWL_STYLE) | ( (WS_BORDER | WS_DLGFRAME | WS_SIZEBOX)); 
   
      if (hWindow>0 && iNewStyle>0) 
      {
         SetWindowLongA(hWindow, GWL_STYLE, iNewStyle);
         SetWindowPos(hWindow,0, 0, 0, 0, 0, SWP_NOZORDER | SWP_NOMOVE | SWP_NOSIZE | SWP_NOACTIVATE | SWP_FRAMECHANGED);
      }
}