messageb.c

在smartarmm2200上显示波形实现暂停退出的功能

#include <string.h>
#include "MiniGUI_config.h"
#include "common.h"
#include "minigui.h"
#include "gdi.h"
#include "window.h"
#include "control.h"

#include <stdio.h>
#include <stdlib.h>

#define IDC_BUTTON1               102

/* 主窗口起始位置及大小 */
#define  MWINDOW_LX	0       /* 窗口左边框的x值 */
#define  MWINDOW_TY	0       /* 窗口上边框的y值 */
#define  MWINDOW_RX	240     /* 窗口右边框的x值 */
#define  MWINDOW_BY	256     /* 窗口下边框的y值 */

extern int err;
extern int Adc_Rw_Sem;
extern int x;
extern int y;
int  x0=2, y0=2;        // 直线第一点坐标变量
int  x1=0, y1=0;    // 直线第二点坐标变量

 HWND hMainWnd;
 HWND hMainWnd1;
 
//采样数据的二级界面******************************************************************
//HWND hMainWnd1 = HWND_INVALID;

static int GetSamplingDataProc(HWND hWnd, int message, WPARAM wParam, LPARAM lParam)  //采样心电数据的处理消息
{
   HDC  hdc;
  switch (message) {

      case MSG_PAINT:
            hdc = BeginPaint(hWnd); 
                     
            x1 = x0+2;
            y1 = x;                                                            
              SetPenColor(hdc, PIXEL_green); 
               MoveTo(hdc, x0, y0);        // 移动hdc当前位置到直线第一点处
              if(x0==0)
                {   
                    SetBrushColor(hdc, PIXEL_black);
                    FillBox(hdc,0,0,240,256);
                }
              else
                {
                    LineTo(hdc,x1,y1);  // 画直线到直线第二点 
                }                      	
	  	  	if(x0>=240)                  //横向的点，在MASSAGE文件中X，Y代表的意义反了，注意！
	  	  	 { x0=0;}                     //不停的横向显示，到头后再从头开始显示
            else
            {x0=x0+2;}
            y0=y1;            
            EndPaint(hWnd, hdc);           
             OSSemPost(Adc_Rw_Sem);  
                        
           break;         
      case MSG_KEYDOWN: 
        //!!!考虑在此处，挂起划线任务，释放所用资源！！！
           OSTaskSuspend(6);
           OSTaskSuspend(4);
           
  //         SetBrushColor(hdc, PIXEL_black);//刷新界面
  //         FillBox(hdc,0,0,240,256);  
             
           DestroyAllControls (hWnd);
           DestroyMainWindow (hWnd);
           MainWindowCleanup (hWnd);
          // SendMessage (hWnd, MSG_CLOSE, 0, 0);  
           break; 
           
       case MSG_LBUTTONDOWN:     
           
  
           break;  
                     
           default:
           break;   

      case MSG_DESTROY:
           DestroyAllControls (hWnd);
           hMainWnd1 = HWND_INVALID;
           return 0;

      case MSG_CLOSE:
           DestroyAllControls (hWnd);
           DestroyMainWindow (hWnd);
           MainWindowCleanup (hWnd);
           return 0;
          
  }

    return DefaultMainWinProc (hWnd, message, wParam, lParam);
}
   
          
               
  

int InitCreateInfoSampling(void)
{   
    MAINWINCREATE  window_info_sampling;

    window_info_sampling.dwStyle = WS_VISIBLE ;
    window_info_sampling.dwExStyle = WS_EX_NONE;
    window_info_sampling.spCaption = "采样心电波形";        
    window_info_sampling.hMenu = 0;      
    window_info_sampling.hCursor = GetSystemCursor(0);
    window_info_sampling.hIcon = 0;
    window_info_sampling.MainWindowProc = GetSamplingDataProc;
    window_info_sampling.lx = 0;
    window_info_sampling.ty = 0;
    window_info_sampling.rx = MWINDOW_RX;
    window_info_sampling.by = MWINDOW_BY;
    window_info_sampling.iBkColor = COLOR_black;
    window_info_sampling.dwAddData = 0;
    window_info_sampling.hHosting = hMainWnd; 
    
    hMainWnd1 = CreateMainWindow (&window_info_sampling);
    if (hMainWnd1 == HWND_INVALID)
		return(0);
        else  return(1);
}

void GetSamplingData ()
{
  InitCreateInfoSampling(); 
}

//******************************************************************************
static int FirstWinProc(HWND hWnd, int message, WPARAM wParam, LPARAM lParam)
{
   HDC hdc;
 
   switch (message) {

       case MSG_CREATE:                                   
            CreateWindow (CTRL_BUTTON,
                        "波形显示",
                        WS_CHILD | BS_PUSHBUTTON | WS_VISIBLE,
                        IDC_BUTTON1,
                        30, 50, 75, 40, hWnd, 0);
             break;
          
      case MSG_COMMAND:
      {
          int id   = LOWORD(wParam);
          int code = HIWORD(wParam);
          switch (id)
          {                          
              case IDC_BUTTON1:                   
                printf ("opendisk: ID: %d, Code: %x\n", id, code);
              GetSamplingData ();  
               
              OSTaskResume(6);   //解除画图任务挂起状态！
              OSTaskResume(4);
              
              x0=2;           //再进入后从头开始画！
              y0=y1;
              
              break;
                            
              default:
              break;
          }
          break;
      }  
      break;

      case MSG_CLOSE:
           DestroyMainWindow (hWnd);
           PostQuitMessage (hWnd);
           break;
   }

   return DefaultMainWinProc(hWnd, message, wParam, lParam);
}


int InitMainWindow(void)
{   MAINWINCREATE  window_info;

    window_info.dwStyle = WS_VISIBLE | WS_BORDER | WS_CAPTION;
    window_info.dwExStyle = WS_EX_NONE;
    window_info.spCaption = "心电测量仪主界面";        
    window_info.hMenu = 0;      
    window_info.hCursor = GetSystemCursor(0);
    window_info.hIcon = 0;
    window_info.MainWindowProc = FirstWinProc;
    window_info.lx = 0;
    window_info.ty = 0;
    window_info.rx = 240;
    window_info.by = 320;
    window_info.iBkColor = COLOR_lightwhite;
    window_info.dwAddData = 0;
    window_info.hHosting = HWND_DESKTOP; 
    
    hMainWnd = CreateMainWindow (&window_info);
    if (hMainWnd == HWND_INVALID) return(0);
      else  return(1);
}


int MiniGUIMain (int argc, const char* argv[])
{
   MSG Msg;
  
#ifdef _LITE_VERSION
   SetDesktopRect(0, 0, 1024, 768);
#endif
    
     srand(3721);    // 初始化随机总机
      
   InitMainWindow();
   ShowWindow(hMainWnd, SW_SHOWNORMAL);
   printf ("The main window showed.\n");

   while (GetMessage(&Msg, hMainWnd)) {
       TranslateMessage(&Msg);
       DispatchMessage(&Msg);
   }

   MainWindowThreadCleanup (hMainWnd);

   return 0;
}

#ifndef _LITE_VERSION
	#include "dti.c"
#endif