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📄 emwin.c

📁 本代码包为本人的一篇文章<一个占用内存极少的菜单系统的实现>在在PC上的测试移植代码。 ------------------------------ Menu_Src目录为Menu的源
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	MSG msg;
	HACCEL hAccelTable;

	MessageBoxOnError = 0;			//错误消息不弹出对话框,只记入LOG文档...
//	timeStartup = timeGetTime();
	RegisterClasses(hInstance);		//注册所有窗口要用到的窗口类...

	hLogo = LoadImage(hInstance, (LPCTSTR )IDB_LOGO, 0, 0, 0, 0);	//加载所有用的位图与图标...
	ahBmpDevice = LoadImage(hInstance, (LPCTSTR )IDB_DEVICE, 0, 0, 0, 0);
	if(ahBmpDevice == 0) ahBmpDevice = LoadImage(hInstance, (LPCTSTR )"Device.bmp", 0, 0, 0, 0);
	ahBmpDevice2 = LoadImage(hInstance, (LPCTSTR )IDB_DEVICE2, 0, 0, 0, 0);
	if(ahBmpDevice2 == 0) ahBmpDevice2 = LoadImage(hInstance, (LPCTSTR )"Device1.bmp", 0, 0, 0, 0);
	hMenuPopup = LoadMenu(hInstance, (LPCSTR)IDC_POPEMWIN);
	hMenuPopup = GetSubMenu(hMenuPopup, 0);

	LOG_y0 = LCD_GetYSize() * LCD_GetYMag() + 0x1E;
	wndHeight = LOG_y0 - 0x1e + 0x5C;
	wndWidth =  LCD_GetXSize() * LCD_GetXMag() + 0x13;

	hInst = hInstance; // Store instance handle in our global variable
	hWnd = CreateWindowEx(0, SimClassName[SimulationMainframe], szTitle, 0x2CF0000,
		CW_USEDEFAULT, 0, wndWidth, wndHeight, NULL, NULL, hInstance, NULL);

/* 2005-5-29 1:20:56
   hWnd = CreateWindow(SimClassName[SimulationMainframe], szTitle, WS_OVERLAPPEDWINDOW,
      CW_USEDEFAULT, 0, CW_USEDEFAULT, 0, NULL, NULL, hInstance, NULL);
*/
	if (!hWnd)	return ret;
	hWndMain = hWnd;

	(char*)ret = LCDSIM_Init();
	if(ret !=0){
		MessageBox(hWnd, (char*)ret, BRANDING_GetAppNameShort(), 0);
		return 1;
	}
	if(LCD_GetNumDisplays() > 1){
	//	LCDSIM_1_Init();
	}

	if(!ret){
		CreateWndLCD();
	//	CreateDialogParam(hInst, (LPCTSTR)IDD_LOG, hWnd, (DLGPROC)LogProc, 0);
    	//CreateDialog(hInst, (LPCTSTR)IDD_MotionLog, hWnd, (DLGPROC)MotionLogProc);
        //CreateDialog(hInst, (LPCTSTR)IDD_MainTaskLog, hWnd, (DLGPROC)MainTaskLogProc);//启动就开始显示log 窗口
//        CreateDialog(hInst, (LPCTSTR)IDD_HALSHMDisp, hWnd, (DLGPROC)HALSHMDispProc);

	}

	THREAD_StartApplication();

	ShowWindow(hWnd, nCmdShow);
	UpdateWindow(hWnd);

	hAccelTable = LoadAccelerators(hInstance, (LPCTSTR)IDC_EMWIN);
	// Main message loop:
	while (GetMessage(&msg, NULL, 0, 0))
	{
		//TranslateAccelerator FCONTROL
		if (!TranslateAccelerator(msg.hwnd, hAccelTable, &msg))
		{
			TranslateMessage(&msg);
			DispatchMessage(&msg);
		}
	}
	THREAD_KillAll();
	return 0;
}

int	FindFreeLCDIndex()
{
	int i = 0;
	for(i  = 0; i < MAXLCDNUM; i++)
	{
		if(LCD_aWinData[i].lcd_hwnd == 0)	return i;
	}
	return -1;
}


///////////////////////////////////////////////////////////////////////
//
// 函数名       : CreateWndLCD
// 功能描述     : 创建一个模拟LCD窗口, 最大创建16个....
// 返回值       : void
//
///////////////////////////////////////////////////////////////////////
void CreateWndLCD()
{
	int		LCD_xPos = 0, LCD_yPos = 0;
	int		LCDIndex = 0;
	HWND	LCDHwnd = 0;
	memset(LCDCaption, 0, 200);
	memset(LCDCaption2, 0, 200);

	LCDIndex = FindFreeLCDIndex();
	if(LCDIndex >= 0){
		LCDWidth =  LCD_GetXSize() * LCD_GetXMag();
		LCDHeight = LCD_GetYSize() * LCD_GetYMag();
		wsprintf(LCDCaption, "LCD %d*%d %dbpp, FixedPalette %d", LCDWidth, LCDHeight, LCD_GetBitsPerPixel(), LCD_GetFixedPalette());
		LCDWidth += GetSystemMetrics(SM_CXFRAME) * 2;
		LCDHeight += GetSystemMetrics(SM_CYCAPTION) + GetSystemMetrics(SM_CYFRAME) * 2;
		LCD_xPos = LCDIndex * 10;	//每一个新开的窗口X坐标间距为10象素...
		LCD_yPos = 0;

		LCDHwnd = CreateWindowEx(0, SimClassName[LCD], LCDCaption, 0x44CF0000,
			LCD_xPos, LCD_yPos, LCDWidth, LCDHeight, hWndMain, NULL, hInst, NULL);
		LCD_aWinData[LCDIndex].lcd_hwnd = LCDHwnd;
		LCD_aWinData[LCDIndex].TimerID = 0;
		ShowWindow(LCDHwnd, SW_SHOW);
	}
	else{
/*
		//创建Create lcd1...
		if(LCD_GetNumDisplays() <= 1)	return;
		LCDWidth2 =  LCD_GetXSize_1();
		LCDHeight2 = LCD_GetYSize_1();
		wsprintf(LCDCaption, "LCD %d*%d %dbpp, FixedPalette %d", LCDWidth, LCDHeight, LCD_GetBitsPerPixel_1(), LCD_GetFixedPalette_1());
		LCDWidth2 += GetSystemMetrics(SM_CXFRAME) * 2;
		LCDHeight2 += GetSystemMetrics(SM_CYCAPTION) + GetSystemMetrics(SM_CYFRAME) * 2;
		LCD_xPos = LCDIndex * 10;	//每一个新开的窗口X坐标间距为10象素...
		if(LCD_xPos < 0)	LCD_xPos = 0;
		LCD_yPos = 0;

		LCDHwnd = CreateWindowEx(0, SimClassName[LCD1], LCDCaption2, 0x54CF0000,
			LCD_xPos, LCD_yPos, LCDWidth, LCDHeight, hWndMain, NULL, hInst, NULL);
*/
	}

//SM_ARRANGE LCD_GetNumDisplays

}

int	SIM_SetMag(int simmag)
{
	int Oldsimmag = Mag;
	Mag = simmag;
	return Oldsimmag;
}

int	SIM_GetTime()
{
//	return timeGetTime()-timeStartup;
}


void SIM_Delay(int delaytime)
{
	THREAD_Sleep(delaytime);
}


void SIM_ExecIdle()
{
	THREAD_Sleep(1);
}

void SIM_StoreKey(int key)
{
	if(KeyBuffer !=	0)	return;
	KeyBuffer = key;
}

int SIM_GetKey()
{
	char temp = KeyBuffer;
	if(KeyBuffer ==	0)	return 0;
	KeyBuffer = 0;
	return temp;
}

//返回已经开启的任务数...
void SIM_Start()
{
	int i = 0;
	if(NumTask > 0){
		while(i < NumTask){
			SetThreadPriority(ahThread[i++], 0xfffffffe);
			ResumeThread(ahThread[i-1]);
		}
	}
	for(;;)	Sleep(DELAYEVERYTIME);	//此处为开启多任务支持, 其所在线程即为MainTask函数所在线程,
									//为gui图形应用程序主线程...
}

void THREAD_Sleep(int delaytime)
{
	if(delaytime <= 0)	return;
CmdKill:
	if(CmdKill == 0){
		Sleep(DELAYEVERYTIME);
		if(delaytime--)	goto CmdKill;
		else return;
	}
	SetThreadPriority(ghThread, THREAD_PRIORITY_HIGHEST);	//THREAD_PRIORITY_HIGHEST
	ghThread = 0;
	ExitThread(0);
}

void THREAD_KillAll()
{
	int delaycount = 0;
	do{
		if(ghThread == 0)	break;
		CmdKill = 1;
		while(delaycount++ <= 14){
			Sleep(DELAYEVERYTIME);
			if(ghThread == 0)	break;
		}
		if(ghThread == 0)	break;
		TerminateThread(ghThread, 0);
	}while(0);
	ghThread = 0;
	CmdKill= 0;
}

void THREAD_StartApplication()
{
	OutputDebugString(SimStatusString[started]);
	if(ghThread != 0)	THREAD_KillAll();
	ghThread = CreateThread(0, 0, (LPTHREAD_START_ROUTINE)Thread, 0, 0, 0);
	SuspendCount = 0;
}

void Thread()
{
	main();
//	ghThread = 0;
	OutputDebugString(SimStatusString[terminated]);
//LogTime();
//LOG_Add();
}

void THREAD_StopApplication()
{
	int i  = 0;
	OutputDebugString(SimStatusString[suspended]);
	if(SuspendCount !=0){
		MessageBox(hWndMain, SimStatusString[paused], BRANDING_GetAppNameShort(), 0);
		return;
	}
	if(ghThread == 0){
		MessageBox(hWndMain, SimStatusString[notrunning], BRANDING_GetAppNameShort(), 0);
		return;
	}
	SuspendCount = SuspendThread(ghThread)+1;
	if(NumTask <= 0)	return;
	while(i < NumTask)	SuspendThread(ahThread[i++]);
//	while(NumTask)	SuspendThread(ahThread[NumTask--]);
}

void THREAD_ContinueApplication()
{
	int i = 0;
	OutputDebugString(SimStatusString[continued]);
	if(SuspendCount ==0){
		MessageBox(hWndMain, SimStatusString[notstopped], BRANDING_GetAppNameShort(), 0);
		return;
	}
	if(ghThread == 0){
		MessageBox(hWndMain, SimStatusString[notrunning], BRANDING_GetAppNameShort(), 0);
		return;
	}
	SuspendCount = ResumeThread(ghThread) - 1;
	if(NumTask <= 0)	return;
	while(i < NumTask)	ResumeThread(ahThread[i++]);
//	while(NumTask)	ResumeThread(ahThread[NumTask--]);
}

void	SIM_CreateTask(char * pName, void * pFunc, unsigned char Priority)
{
	//CREATE_SUSPENDED
//	void* lpfun = CreateTask;
	if(NumTask <= TOTAL_TASK-1){
		ahThread[NumTask-1] = CreateThread(0, 0, (LPTHREAD_START_ROUTINE)CreateTask, (LPVOID)pFunc, CREATE_SUSPENDED, (LPDWORD)&aThreadID[NumTask++]);
	}
/* 2005-07-11 21:38:17
CreateTask:
	__asm jmp  [esp+4];*/
}
// 2005-07-11 21:35:03
void	CreateTask(void * pFunc)
{
	__asm add esp, 80;	//2005-07-11 21:35:03
						//由于编译器默认为每个函数分配0x40的栈空间
						//以及参数,EBP等,所以此处调用之后线程结束返回时返会地址不定,会出现异常.
						//帮调整其堆栈, 让其直接返回到调用CreateTask入口之前的栈状态..
						//即用手动堆栈以达到调用CreateTask后返回的效果.
	__asm jmp  pFunc;
}


int	SIM_HARDKEY_GetNum(void)
{
	return NumHardkeys;
}

int	SIM_HARDKEY_GetState(unsigned int i)
{
	if(i >= MAXKEY)	return 0;
	return aHardkey[i].keystate;
}

SIM_HARDKEY_CB*	SIM_HARDKEY_SetCallback(unsigned int KeyIndex, SIM_HARDKEY_CB* pfCallback)
{
	SIM_HARDKEY_CB* oldpfCallback = 0;
	if(KeyIndex >= MAXKEY)	return 0;
	oldpfCallback = aHardkey[KeyIndex].keyrpoc;
	aHardkey[KeyIndex].keyrpoc = pfCallback;
	return oldpfCallback;
}

int	SIM_HARDKEY_SetMode (unsigned int KeyIndex, int Mode)
{
	int oldekeymode = 0;
	if(KeyIndex >= MAXKEY)	return 0;
	oldekeymode = aHardkey[KeyIndex].keymode;
	aHardkey[KeyIndex].keymode = Mode;
	return oldekeymode;
}
int	SIM_HARDKEY_SetState(unsigned int KeyIndex, int State)
{
	int oldkeystate = 0;
	if(KeyIndex >= MAXKEY)	return 0;
	oldkeystate = aHardkey[KeyIndex].keystate;
	aHardkey[KeyIndex].keystate = State;
	return oldkeystate;
}


//日志LOG记录
void SIM_Log(const char *s)
{
	//OutputDebugString(s);
//	LogTime(s);
//	LOG_Add(s);
    LOG_AddPlain(s,LOG_acBuffer,LOG_hWnd);
}
/* 2005-6-4 13:33:32
void SIM_Log1(const char *s, int p0);
void SIM_Log2(const char *s, int p0, int p1);
void SIM_Log3(const char *s, int p0, int p1, int p2);
void SIM_Log4(const char *s, int p0, int p1, int p2,int p3);
*/
void SIM_Warn(const char *s)
{
	OutputDebugString(s);
	LogTime(s);
	LOG_Add(s);
}
/* 2005-6-4 13:33:42
void SIM_Warn1(const char *s, int p0);
void SIM_Warn2(const char *s, int p0, int p1);
void SIM_Warn3(const char *s, int p0, int p1, int p2);
void SIM_Warn4(const char *s, int p0, int p1, int p2, int p3);
*/
void SIM_ErrorOut(const char *s)
{
	OutputDebugString(s);
}
//打印到motion log 窗口
void MotionLogDisp(const char *s)
{
    LOG_AddPlain(s,MotionLog_Buffer,hWnd_MotionLog);
}

//打印到main task log 窗口
void MainTaskLogDisp(const char *s)
{
    LOG_AddPlain(s,MainTaskLog_Buffer,hWnd_MainTaskLog);
}
void LogTime()
{
	char buf[100];
//	sprintf(buf, "\n\r%d:   ", timeGetTime()-timeStartup);
//	OutputDebugString(buf);
	LOG_Add(buf);
}

void LOG_Add(const char* log)
{
	char buf[200];
	memset(buf, 0, 200);
	sprintf(buf, "%s \r\n", log);
//	LOG_AddPlain(buf,LOG_acBuffer,LOG_hWnd);
}

//缓冲区显示到指定的窗口上
//log 需要打印的字符串
//logBuffer 显示缓冲
//DispHWin 显示窗口的句柄
void LOG_AddPlain(const char* log,char * LogBuffer, HWND DispHWin)
{
	while( strlen(log) > (MAXLOGLEN - strlen(LogBuffer))){
			LOG_DelFirstLine(LogBuffer);
		}
	strcat(LogBuffer, log);

	if(DispHWin)
    {
        //SendMessage(DispHWin,LB_ADDSTRING,0,(LONG)log);//
        SetWindowText(DispHWin, (LPCTSTR)LogBuffer);
        //SendMessage(DispHWin,WM_VSCROLL,SB_BOTTOM,0);
    }
}
//删除缓冲区中的一行数据
void LOG_DelFirstLine(char* log)
{
	unsigned int i  = 0;
	if(log != NULL){
		for(i = 0; i < strlen(log); i++){
			if(log[i] == 0xa){
				if(i == strlen(log)-1){
					memset(log, 0, strlen(log));
				}
				else{
					memcpy(log, &log[i+1], strlen(log)-i-1);
					memset(&log[i+1], 0, i);
				}
				break;
			}
		}
	}
}
/*
void UpDataHALDisp(void)
{
    SetWindowText(HWnd_MotionDisp, (LPCTSTR)"Moton HAL Data Disp");
}*/

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