自学教程：C++ HANDLE_MSG函数代码示例

BOOL CALLBACK CharFaceDialogProc(HWND hDlg, UINT message, WPARAM wParam, LPARAM lParam){   switch (message)   {   case WM_INITDIALOG:      CharFaceInitDialog(hDlg);      break;   case WM_NOTIFY:      switch (((LPNMHDR) lParam)->code)      {      case PSN_SETACTIVE:	 break;      }      return TRUE;         case WM_DRAWITEM:      CharDrawFace();      return TRUE;            HANDLE_MSG(hDlg, WM_COMMAND, CharFaceCommand);      HANDLE_MSG(hDlg, WM_HSCROLL, CharFaceHScroll);         }   return FALSE;}

////  FUNCTION: WndProc(HWND, unsigned, WORD, LONG)////  PURPOSE:  Processes messages for the main window.////  WM_COMMAND	- process the application menu//  WM_PAINT	- Paint the main window//  WM_DESTROY	- post a quit message and return////LRESULT CALLBACK WndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam){	HDC hdc;	PAINTSTRUCT ps;	TCHAR szHello[MAX_LOADSTRING];	switch (message) 	{        HANDLE_MSG(hWnd, WM_DESTROY, OnDestroy);        HANDLE_MSG(hWnd, WM_CREATE, OnCreate);        HANDLE_MSG(hWnd, WM_SETFOCUS, OnSetFocus);        HANDLE_MSG(hWnd, WM_SIZE, OnSize);        HANDLE_MSG(hWnd, WM_COMMAND, OnCommand);		case WM_PAINT:			RECT rt;			hdc = BeginPaint(hWnd, &ps);			GetClientRect(hWnd, &rt);			LoadString(hInst, IDS_HELLO, szHello, MAX_LOADSTRING);			DrawText(hdc, szHello, _tcslen(szHello), &rt, 				DT_SINGLELINE | DT_VCENTER | DT_CENTER);			EndPaint(hWnd, &ps);			break; 		case WM_SETTINGCHANGE:			SHHandleWMSettingChange(hWnd, wParam, lParam, &s_sai);     		break;		default:			return DefWindowProc(hWnd, message, wParam, lParam);   }   return 0;}

INT_PTR IDialog::lpStaticDlgProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam) {	auto it = dlgList.begin();	// It will be replaced with a message filter	if (uMsg == WM_INITDIALOG || uMsg == WM_COMMAND || uMsg == WM_CLOSE) {		while (it != dlgList.end()) {			if (it->first && !it->second) {				it->first->hWndThis_ = hWnd;				it->second = hWnd;				break;			}			++it;		}		it = dlgList.begin();		if (it->second != hWnd) {			it = dlgList.begin();			while (it->second != hWnd) ++it;		}	}	switch (uMsg) {		HANDLE_MSG(hWnd, WM_INITDIALOG, it->first->OnInitDialog);		HANDLE_MSG(hWnd, WM_COMMAND, it->first->OnCommand);		HANDLE_MSG(hWnd, WM_CLOSE, it->first->OnClose);	}	return FALSE;}

//------------------------------------------------------------------------------#pragma argsusedstatic void MapHDDWinM_OnCommand(HWND hwnd, int id, HWND hwndCtl, UINT CodeNotify){   switch(id)   {#if defined TEST_FAT1_VOST                                 //Проверка и восстановление FAT1 на потерянные кластеры      case IDC_VOST: Vost_FAT1();                          //Чистка FAT1 от потерянных кластеров                     break;#endif      case IDOK:  DestroyWindow(hwnd);                  break;   }}//------------------------------------------------------------------------------#pragma argsusedstatic LRESULT CALLBACK WndProc_MapHDD_W1(HWND hwnd, UINT Msg, WPARAM wParam, LPARAM lParam){   switch(Msg)   {      HANDLE_MSG(hwnd, WM_PAINT, MapHDDWin1_OnPaint);      default: return DefWindowProc(hwnd, Msg, wParam, lParam);  }}//------------------------------------------------------------------------------#pragma argsusedstatic void MapHDDWinM_OnDestroy(HWND hwnd){

LRESULT CALLBACK view_xmlexDialogProc(HWND hwndDlg, UINT uMsg, WPARAM wParam,LPARAM lParam) {	/* first, ask the dialog skinning system if it wants to do anything with the message 	   the function pointer gets set during WM_INITDIALOG so might be NULL for the first few messages		 in theory we could grab it right here if we don't have it, but it's not necessary		 and I wanted to put all the function pointer gathering code in the same place for this example	*/	if (ml_hook_dialog_msg) 	{		INT_PTR a = ml_hook_dialog_msg(hwndDlg, uMsg, wParam, lParam);		if (a)			return a;	}	switch(uMsg) {		HANDLE_MSG(hwndDlg, WM_INITDIALOG, xmlex_OnInitDialog);		HANDLE_MSG(hwndDlg, WM_TIMER, xmlex_OnTimer);		HANDLE_MSG(hwndDlg, WM_COMMAND, xmlex_OnCommand);		HANDLE_MSG(hwndDlg, WM_SIZE, xmlex_OnSize);	case WM_PAINT:		{			int tab[] = { IDC_LIST|DCW_SUNKENBORDER};			ml_draw(hwndDlg, tab, sizeof(tab) / sizeof(tab[0]));		}		return 0;		HANDLE_MSG(hwndDlg, WM_DESTROY, xmlex_OnDestroy);	}	return FALSE;}

LRESULT CALLBACK se_task::Cruler::_wndProc( HWND hWnd, unsigned int Msg, WPARAM wParam, LPARAM lParam ){   if (Msg == UWM_MOUSEMOVE)   {      RECT rc;      GetWindowRect(hWnd, &rc);      POINT pt;      GetCursorPos(&pt);      Cruler::_crulerOnMouseMove(hWnd, pt.x - rc.left, pt.y - rc.top, wParam);      return 0;   }   if (Msg == UWM_LBUTTONUP)   {      Cruler::_crulerOnLButtonUp(hWnd, 0, 0, 0);      return 0;   }   switch (Msg)   {      HANDLE_MSG(hWnd, WM_LBUTTONDOWN, Cruler::_crulerOnLButtonDown);      HANDLE_MSG(hWnd, WM_LBUTTONUP, Cruler::_crulerOnLButtonUp);      HANDLE_MSG(hWnd, WM_MOUSEMOVE, Cruler::_crulerOnMouseMove);      HANDLE_MSG(hWnd, WM_PAINT, Cruler::_crulerOnPaint);      HANDLE_MSG(hWnd, WM_SIZE, Cruler::_crulerOnSize);      }   return DefWindowProc(hWnd, Msg, wParam, lParam);}

LRESULT CALLBACK PetscWndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam){  int wmId, wmEvent;  PetscFunctionBegin;  switch (message) {    HANDLE_MSG(hWnd,WM_PAINT,OnPaint_Win32);    HANDLE_MSG(hWnd,WM_DESTROY,OnDestroy_Win32);  case WM_COMMAND:    wmId    = LOWORD(wParam);    wmEvent = HIWORD(wParam);    /* Parse the menu selections:*/    switch (wmId) {    case IDM_EXIT:      DestroyWindow(hWnd);      break;    default:      return DefWindowProc(hWnd, message, wParam, lParam);    }    break;  case WM_LBUTTONUP:    MouseRecord_Win32(hWnd,PETSC_BUTTON_LEFT);    break;  case WM_RBUTTONUP:    MouseRecord_Win32(hWnd,PETSC_BUTTON_RIGHT);    break;  case WM_MBUTTONUP:    MouseRecord_Win32(hWnd,PETSC_BUTTON_CENTER);    break;  default:    PetscFunctionReturn(DefWindowProc(hWnd, message, wParam, lParam));  }  PetscFunctionReturn(0);}

LRESULT CALLBACKWndProc(HWND hwnd, UINT uiMsg, WPARAM wParam, LPARAM lParam){    switch (uiMsg) {    HANDLE_MSG(hwnd, WM_CREATE, OnCreate);    HANDLE_MSG(hwnd, WM_SIZE, OnSize);    HANDLE_MSG(hwnd, WM_DESTROY, OnDestroy);    HANDLE_MSG(hwnd, WM_PAINT, OnPaint);    case WM_PRINTCLIENT: OnPrintClient(hwnd, (HDC)wParam); return 0;    case WM_CONTEXTMENU:        if (lParam != -1 &&            SendMessage(hwnd, WM_NCHITTEST,                        0, lParam) == HTSYSMENU) {            HMENU hmenu = CreatePopupMenu();            if (hmenu) {                AppendMenu(hmenu, MF_STRING, 1,                           TEXT("Custom menu"));                TrackPopupMenu(hmenu, TPM_LEFTALIGN |                               TPM_TOPALIGN |                               TPM_RIGHTBUTTON,                               GET_X_LPARAM(lParam),                               GET_Y_LPARAM(lParam), 0, hwnd,                               NULL);                DestroyMenu(hmenu);            }            return 0;        }        break;    }    return DefWindowProc(hwnd, uiMsg, wParam, lParam);}

LRESULT CALLBACK EventDlgProc(HWND hDlg, UINT uMsg, WPARAM wParam, LPARAM lParam){	HWND hctlListbox;		switch (uMsg)	{	case WM_PLEASE_DISPLAY:		hctlListbox = GetDlgItem(hDlg, IDC_RESULTS);		ListBox_SetTopIndex(hctlListbox, ListBox_AddString(hctlListbox, lParam));		break;	case WM_CLOSE:		DestroyWindow(hDlg);		hDlgMain = NULL;		break;			case WM_DESTROY:		return TRUE;		break;				HANDLE_MSG(hDlg, WM_INITDIALOG, EventDlg_OnInitDialog);	HANDLE_MSG(hDlg, WM_COMMAND, EventDlg_OnCommand);	default:		return (FALSE);	}	return 0;}

// Window ProcedureLRESULT CALLBACK WndProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam){	switch (msg) {		HANDLE_MSG (hWnd, WM_CREATE,  OnCreate );		HANDLE_MSG (hWnd, WM_DESTROY, OnDestroy );		HANDLE_MSG (hWnd, WM_PAINT,   OnPaint );		case WM_COPYDATA:			return OnCopyData( hWnd, (HWND)wParam, (PCOPYDATASTRUCT)lParam );		default:			if( msg == WM_SKYPECONTROL_ATTACH){				if(lParam == 0){					hSkypeWnd = (HWND)wParam;				}				jclass clazz = envWndProc->GetObjectClass(*objWndProc);				if( clazz == NULL ){					printf("cannot find class/n");				}				jmethodID methodid = envWndProc->GetMethodID( clazz,								"jni_onAttach", "(I)V"); 				if( methodid == NULL ){					printf("cannot find methodid/n");				}				envWndProc->CallIntMethod(*objWndProc, methodid, (int)lParam ); 			}			break;	}	return DefWindowProc(hWnd, msg, wParam, lParam);}

////  FUNCTION: WndProc(HWND, unsigned, WORD, LONG)////  PURPOSE:  Processes messages for the main window.////  WM_COMMAND	- process the application menu//  WM_PAINT	- Paint the main window//  WM_DESTROY	- post a quit message and return////LRESULT CALLBACK WndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam){	int wmId, wmEvent;	switch (message) 	{        HANDLE_MSG(hWnd, WM_CHAR, OnChar);        HANDLE_MSG(hWnd, WM_CREATE, OnCreate);        HANDLE_MSG(hWnd, WM_PAINT, OnPaint);		case WM_COMMAND:			wmId    = LOWORD(wParam); 			wmEvent = HIWORD(wParam); 			// Parse the menu selections:			switch (wmId)			{				case IDM_HELP_ABOUT:				   DialogBox(hInst, (LPCTSTR)IDD_ABOUTBOX, hWnd, (DLGPROC)About);				   break;				case IDM_FILE_EXIT:				   DestroyWindow(hWnd);				   break;				default:				   return DefWindowProc(hWnd, message, wParam, lParam);			}			break;		case WM_DESTROY:			CommandBar_Destroy(hwndCB);			PostQuitMessage(0);			break;		default:			return DefWindowProc(hWnd, message, wParam, lParam);   }   return 0;}

static LRESULT CALLBACK textWndProc(  HWND hwnd,   UINT message,   WPARAM wParam,   LPARAM lParam)  {   switch(message)     { 	  HANDLE_MSG(hwnd,WM_CLOSE, text_OnClose);      HANDLE_MSG(hwnd,WM_COMMAND, text_OnCommand);	  HANDLE_MSG(hwnd,WM_CONTEXTMENU, text_OnContextMenu);      HANDLE_MSG(hwnd,WM_CTLCOLOREDIT, text_OnCtlColorEdit);      HANDLE_MSG(hwnd,WM_DESTROY, text_OnDestroy);      HANDLE_MSG(hwnd,WM_INITMENUPOPUP,text_OnInitMenuPopup);      HANDLE_MSG(hwnd,WM_MDIACTIVATE,text_OnMDIActivate);	  HANDLE_MSG(hwnd,WM_QUERYENDSESSION, text_OnQueryEndSession);      HANDLE_MSG(hwnd,WM_SETFOCUS, text_OnSetFocus);      HANDLE_MSG(hwnd,WM_SIZE, text_OnSize);               case UWM_UPDATE_MENU:        text_OnUpdateMenu(hwnd,GetMenu(hMainFrame));        text_OnUpdateMenu(hwnd,TextContextMenu);        return 0;             case UWM_CONTEXTMENU:        return HANDLE_WM_CONTEXTMENU(hwnd,wParam,lParam, 		 					         text_OnContextMenu);     }      return DefMDIChildProc(hwnd, message, wParam, lParam);  }

////  FUNCTION: WndProc(HWND, unsigned, WORD, LONG)////  PURPOSE:  Processes messages for the main window.////  WM_COMMAND	- process the application menu//  WM_PAINT	- Paint the main window//  WM_DESTROY	- post a quit message and return////LRESULT CALLBACK WndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam){	HDC hdc;	PAINTSTRUCT ps;	TCHAR szHello[MAX_LOADSTRING];	switch (message) 	{        HANDLE_MSG(hWnd, WM_CREATE, OnCreate);		HANDLE_MSG(hWnd, WM_COMMAND, OnCommand);		case WM_PAINT:			RECT rt;			hdc = BeginPaint(hWnd, &ps);			GetClientRect(hWnd, &rt);			LoadString(hInst, IDS_HELLO, szHello, MAX_LOADSTRING);			DrawText(hdc, szHello, _tcslen(szHello), &rt, 				DT_SINGLELINE | DT_VCENTER | DT_CENTER);			EndPaint(hWnd, &ps);			break;		case WM_DESTROY:			CommandBar_Destroy(hwndCB);			PostQuitMessage(0);			break;		default:			return DefWindowProc(hWnd, message, wParam, lParam);   }   return 0;}

LRESULT CALLBACK PrintDlgProc(HWND hDlg, UINT uMsg, WPARAM wParam, LPARAM lParam){    switch (uMsg)    {    case WM_CLOSE:        DestroyWindow(hDlg);        hDlgMain = NULL;        break;            case WM_DESTROY:        return TRUE;        break;    case WM_SHOWBITMAP:        if (gbmpDisplay)            DeleteObject(gbmpDisplay);        gDisplayRect = *(RECT*)wParam;        gbmpDisplay = (HBITMAP) lParam;        InvalidateRect(hDlgMain, NULL, TRUE);        break;    HANDLE_MSG(hDlg, WM_INITDIALOG, PrintDlg_OnInitDialog);    HANDLE_MSG(hDlg, WM_COMMAND, PrintDlg_OnCommand);    HANDLE_MSG(hDlg, WM_PAINT, PrintDlg_OnPaint);    default:        return (FALSE);    }    return 0;}

		long PASCAL guiWndProc(HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam)		{			gui.wParam = wParam;			gui.lParam = lParam;			switch (message)			{				HANDLE_MSG(hwnd, WM_CREATE, guiOnCreate);				HANDLE_MSG(hwnd, WM_COMMAND, guiOnCommand);				HANDLE_MSG(hwnd, WM_MENUSELECT, guiOnMenuSelect);				HANDLE_MSG(hwnd, WM_SIZE, guiOnSize);				HANDLE_MSG(hwnd, WM_CLOSE, guiOnClose);				HANDLE_MSG(hwnd, WM_PAINT, guiOnPaint);				HANDLE_MSG(hwnd, WM_SETCURSOR, guiOnSetCursor);				HANDLE_MSG(hwnd, WM_LBUTTONDOWN, guiOnLButtonDown);				HANDLE_MSG(hwnd, WM_LBUTTONUP, guiOnLButtonUp);				HANDLE_MSG(hwnd, WM_MOUSEMOVE, guiOnMouseMove);			case WM_CAPTURECHANGED:				guiOnCaptureChanged((HWND)lParam);				return 0;			case WM_SHELLNOTIFY:				return guiOnShellNotify(wParam, lParam);			}			return DefWindowProc(hwnd, message, wParam, lParam);		}

BOOL CALLBACK DlgProc(HWND hWnd, UINT mes, WPARAM wParam, LPARAM lParam){	switch(mes){		HANDLE_MSG(hWnd, WM_CLOSE, OnClose);		HANDLE_MSG(hWnd, WM_INITDIALOG, OnInitDlg);		HANDLE_MSG(hWnd, WM_HSCROLL, OnHScroll);	}	return false;}

BOOL CALLBACK m_DlgProc(HWND setupDlg, UINT message, WPARAM wParam        , LPARAM lParam){    switch (message) {        HANDLE_MSG(setupDlg, WM_INITDIALOG, m_OnInitDialog);        HANDLE_MSG(setupDlg, WM_COMMAND, m_OnCommand);    }    return FALSE;}

BOOL CALLBACK GetLogicalDrivers::DlgProc(HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam){	switch (message)	{		HANDLE_MSG(hwnd, WM_CLOSE, ptr->Cls_OnClose);		HANDLE_MSG(hwnd, WM_INITDIALOG, ptr->Cls_OnInitDialog);	}	return FALSE;}

INT_PTR CALLBACK About_DlgProc(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam) {	switch(msg) {		HANDLE_MSG(hwnd, WM_CLOSE, About_OnClose);		HANDLE_MSG(hwnd, WM_COMMAND, About_OnCommand);		HANDLE_MSG(hwnd, WM_DESTROY, About_OnDestroy);		HANDLE_MSG(hwnd, WM_INITDIALOG, About_OnInitDialog);		default: return FALSE;	}}

INT_PTR CALLBACK DialogProc(HWND hwndDlg, UINT uMsg, WPARAM wParam, LPARAM lParam){	switch (uMsg) {		HANDLE_MSG(hwndDlg, WM_INITDIALOG, DlgOnInit);		HANDLE_MSG(hwndDlg, WM_COMMAND, DlgOnCommand);	default:		return FALSE;	}}

/* * DlgProc() */BOOL CALLBACK cd_DlgProc(HWND copyInstDlg, UINT message, WPARAM wParam        , LPARAM lParam){    switch (message) {        HANDLE_MSG(copyInstDlg, WM_COMMAND, cd_OnCommand);        HANDLE_MSG(copyInstDlg, WM_INITDIALOG, cd_OnInitDialog);    }    return FALSE;}

INT_PTR CALLBACK CSendPage::SendPageProc( HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam ){	switch (message) 	{ 		HANDLE_MSG ( hWnd, WM_INITDIALOG,		OnWmInit   );		HANDLE_MSG ( hWnd, WM_COMMAND,			OnWmCommand);	} 	return FALSE; }

/* * DlgProc() */BOOL CALLBACK id_DlgProc(HWND importDlg, UINT message, WPARAM wParam        , LPARAM lParam){    switch (message) {        HANDLE_MSG(importDlg, WM_INITDIALOG, id_OnInitDialog);        HANDLE_MSG(importDlg, WM_NOTIFY, id_OnNotify);    }    return FALSE;}

////  FUNCTION: WndProc(HWND, unsigned, WORD, LONG)////  PURPOSE:  Processes messages for the main window.////  WM_COMMAND	- process the application menu//  WM_PAINT	- Paint the main window//  WM_DESTROY	- post a quit message and return////LRESULT CALLBACK WndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam){	HDC hdc;	int wmId, wmEvent;	PAINTSTRUCT ps;	TCHAR szHello[MAX_LOADSTRING];	switch (message) 	{        HANDLE_MSG(hWnd, WM_KEYDOWN, OnKey);        HANDLE_MSG(hWnd, WM_KILLFOCUS, OnKillFocus);        HANDLE_MSG(hWnd, WM_LBUTTONDOWN, OnLButtonDown);        HANDLE_MSG(hWnd, WM_SETFOCUS, OnSetFocus);        HANDLE_MSG(hWnd, WM_SIZE, OnSize);		case WM_COMMAND:			wmId    = LOWORD(wParam); 			wmEvent = HIWORD(wParam); 			// Parse the menu selections:			switch (wmId)			{					case IDM_HELP_ABOUT:					DialogBox(hInst, (LPCTSTR)IDD_ABOUTBOX, hWnd, (DLGPROC)About);				    break;				case IDOK:					SendMessage(hWnd, WM_ACTIVATE, MAKEWPARAM(WA_INACTIVE, 0), (LPARAM)hWnd);					SendMessage (hWnd, WM_CLOSE, 0, 0);					break;				default:				   return DefWindowProc(hWnd, message, wParam, lParam);			}			break;		case WM_CREATE:			s_sai.cbSize = sizeof(SHACTIVATEINFO);			hwndCB = CreateRpCommandBar(hWnd);			break;		case WM_PAINT:			RECT rt;			hdc = BeginPaint(hWnd, &ps);			GetClientRect(hWnd, &rt);			LoadString(hInst, IDS_HELLO, szHello, MAX_LOADSTRING);			DrawText(hdc, szHello, _tcslen(szHello), &rt, 				DT_SINGLELINE | DT_VCENTER | DT_CENTER);			EndPaint(hWnd, &ps);			break; 		case WM_DESTROY:			CommandBar_Destroy(hwndCB);			PostQuitMessage(0);			break;		case WM_SETTINGCHANGE:			SHHandleWMSettingChange(hWnd, wParam, lParam, &s_sai);     		break;		default:			return DefWindowProc(hWnd, message, wParam, lParam);   }   return 0;}

BOOL CALLBACK DlgTitleProc(HWND hdlgP, UINT uMsg, WPARAM wParam, LPARAM lParam){	switch(uMsg) {	case WM_INITDIALOG:		return On_DlgTitleInitDialog(hdlgP, (HWND)wParam, lParam);			HANDLE_MSG(hdlgP, WM_COMMAND, On_DlgTitleCommand);	HANDLE_MSG(hdlgP, WM_NOTIFY,  On_DlgTitleNotify);	}	return FALSE;}

INT_PTR CALLBACKAddDlg_DlgProc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam){    switch (uMsg)    {        HANDLE_MSG(hwnd, WM_INITDIALOG, AddDlg_OnInitDialog);        HANDLE_MSG(hwnd, WM_COMMAND, AddDlg_OnCommand);    }    return 0;}

// Message handler for about box.INT_PTR CALLBACK AboutProc(HWND hDlg, UINT message, WPARAM wParam, LPARAM lParam){	UNREFERENCED_PARAMETER(lParam);	switch (message)	{		HANDLE_MSG(hDlg, WM_INITDIALOG, AboutOnInitDialog);		HANDLE_MSG(hDlg, WM_COMMAND, AboutOnCommand);	}	return (INT_PTR)FALSE;}

BOOL CALLBACK CSemaphoreDlg::DlgProc(HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam){	switch(message)	{		HANDLE_MSG(hwnd, WM_CLOSE, ptr->Cls_OnClose);		HANDLE_MSG(hwnd, WM_INITDIALOG, ptr->Cls_OnInitDialog);		HANDLE_MSG(hwnd, WM_COMMAND, ptr->Cls_OnCommand);	}	return FALSE;}