自学教程：C++ BUTTON_Callback函数代码示例

static void myButton (WM_MESSAGE *pMsg){ 	int index = 0;  const WM_KEY_INFO* pInfo;	 switch(pMsg->MsgId)     { 	      case WM_SET_FOCUS:          index  = WM_GetId(pMsg->hWin) - GUI_ID_BUTTON0;                     if(pMsg->Data.v == 0)          {             BUTTON_SetBkColor(buttons[index], BUTTON_CI_UNPRESSED, pColors->btBkColor);             //TEXT_SetBkColor(Texts[index], pSkin->MntSetWin_bkNOFOCUS);          }          else          {            BUTTON_SetBkColor(buttons[index], BUTTON_CI_UNPRESSED, pColors->btFocusBkColor);            //TEXT_SetBkColor(Texts[index], GUI_DARKMAGENTA);           }                    BUTTON_Callback(pMsg);          break;     case WM_KEY:   pInfo  = (WM_KEY_INFO*)pMsg->Data.p;		  switch(pInfo->Key)		 {      case GUI_KEY_ENTER:      case GUI_KEY_LEFT:      case GUI_KEY_RIGHT:          BUTTON_Callback(pMsg);          break;      default:       break;   }   break;			default:			    BUTTON_Callback(pMsg);			    break;	}}

/**  * @brief  callback for full screen button  * @param  pMsg: pointer to a data structure of type WM_MESSAGE  * @retval None  */static void _cbButton_fullscreen(WM_MESSAGE * pMsg) {  switch (pMsg->MsgId) {    case WM_PAINT:      _OnPaint_fullscreen(pMsg->hWin);      break;    default:      /* The original callback */      BUTTON_Callback(pMsg);      break;  }}

/**  * @brief  callback for repeat button  * @param  pMsg: pointer to data structure of type WM_MESSAGE  * @retval None  */static void _cbButton_repeat(WM_MESSAGE * pMsg) {  switch (pMsg->MsgId) {    case WM_PAINT:      _OnPaint_repeat(PlayerSettings.b.repeat);      break;    default:      /* The original callback */      BUTTON_Callback(pMsg);      break;  }}

/**  * @brief  callback for cam5_1 button  * @param  pMsg: pointer to data structure of type WM_MESSAGE  * @retval None  */static void _cbButton_cam5_1(WM_MESSAGE * pMsg) {  switch (pMsg->MsgId) {    case WM_PAINT:      _OnPaint_cam5_1(pMsg->hWin, HomeSettings.b.alarm, HomeSettings.b.camera);      break;    default:      /* The original callback */      BUTTON_Callback(pMsg);      break;  }}

/***********************************************************************       Callback** This is the overwritten callback routine for the button.* The primary reason for overwriting it is that we define the default* action of the Framewindow here.* It works as follows:* - User clicks and releases the button*   -> BUTTON sends WM_NOTIFY_PARENT to FRAMEWIN*     -> FRAMEWIN either a) reacts or b)sends WM_NOTIFY_PARENT_REFLECTION back*       In case of a) This module reacts !*/static void _cbMax(WM_MESSAGE* pMsg) {  if (pMsg->MsgId == WM_NOTIFY_PARENT_REFLECTION) {    WM_HWIN hWin = pMsg->hWinSrc;    FRAMEWIN_Obj* pObj = FRAMEWIN_H2P(hWin);    if (pObj->Flags & FRAMEWIN_SF_MAXIMIZED) {      FRAMEWIN_Restore(hWin);    } else {      FRAMEWIN_Maximize(hWin);    }    return;                                       /* We are done ! */  }  BUTTON_Callback(pMsg);}

void _cbButton(WM_MESSAGE *pMsg) {    switch (pMsg->MsgId) {        case WM_PID_STATE_CHANGED:;            WM_PID_STATE_CHANGED_INFO* info = pMsg->Data.p;            printf("Button state change - (%d, %d) %d/r/n", info->x, info->y, (int)info->State);            break;        case WM_NOTIFICATION_CLICKED:            printf("Clicked /r/n");            break;        default:            BUTTON_Callback(pMsg);            break;    }}

/***********************************************************************       _cbButton** Purpose: *  1. Calls the owner draw function if the WM_PAINT message has been send*  2. Calls the original callback for further messages*  3. After processing the messages the function evaluates the pressed-state*     if the WM_TOUCH message has been send*/static void _cbButton(WM_MESSAGE * pMsg) {  switch (pMsg->MsgId) {    case WM_PAINT:      _OnPaint(pMsg->hWin);      break;    default:      BUTTON_Callback(pMsg); // The original callback      break;  }  if (pMsg->MsgId == WM_TOUCH) {    if (BUTTON_IsPressed(pMsg->hWin)) {      if (!_Pressed) {        _Pressed = 1;      }    } else {      _Pressed = 0;    }  }}

//// Buttoncallback;//void mybutton (WM_MESSAGE *pMsg) {	WM_HWIN hWin;	WM_KEY_INFO *pInfo;	int column,row,row_index,del_row;	int i;	hWin = pMsg->hWin;	switch (pMsg->MsgId)	{				 case USER_MSG_LANGUAGE: //更改语言				    pLanguage = &Lgumainwin[Language];			     if (Language == 0)								{									  BUTTON_SetFont(hButton,&GUI_Font30);									  TEXT_SetFont(mainwinText[5],&GUI_Font30);									  HEADER_SetFont(hListhead,&GUI_Font24);								}								else								{									  BUTTON_SetFont(hButton,&GUI_Font20_1);									  TEXT_SetFont(mainwinText[5],&GUI_Font24_1);									  HEADER_SetFont(hListhead,&GUI_Font16_1);			           LISTVIEW_SetHeaderHeight(hListview,29);																	}								DisPage();			     BUTTON_SetText(hButton,pLanguage->ButtonInfo[0]);			     for(i = 0; i<7; i++)											HEADER_SetItemText(hListhead,i,pLanguage->ListHead[i]);				    break;						case WM_SET_FOCUS:								if (pMsg->Data.v)								{											BUTTON_SetBkColor(hButton,BUTTON_CI_UNPRESSED,GUI_GRAY);											BUTTON_SetTextColor(hButton,BUTTON_CI_UNPRESSED,GUI_WHITE);											BUTTON_SetFocusColor(hButton,GUI_GRAY);								}								else 									{									BUTTON_SetBkColor(hButton,BUTTON_CI_UNPRESSED,GUI_WHITE);//BUTTON_SetTextColor (hButton,BUTTON_CI_UNPRESSED,GUI_BLACK);									BUTTON_SetTextColor(hButton,BUTTON_CI_UNPRESSED,GUI_BLACK);									BUTTON_SetFocusColor(hButton,GUI_WHITE);								}								BUTTON_Callback(pMsg);								break;					case WM_KEY:				    pInfo = (WM_KEY_INFO*)pMsg->Data.p;							switch (pInfo->Key)							{ 																 case GUI_KEY_ENTER:										    break;																	 case GUI_KEY_PRINT:														WM_BringToTop(PrintWin);														WM_SetFocus(WM_GetDialogItem(PrintWin,ID_PrintMenu));										    break;									case GUI_KEY_MENU:										    WM_BringToTop(Menuwin);										    WM_SetFocus  (WM_GetDialogItem(Menuwin,ID_MENU));									     MENU_SetSel (WM_GetDialogItem(Menuwin,ID_MENU),0);									     MenuSel = 0;										    break;								     case GUI_KEY_LOC1:							       pCannel = "  490 横";							       WM_InvalidateWindow(WM_GetDialogItem(mainwin,ID_TEXT_1));							       break;													     case GUI_KEY_LOC2:							       pCannel = "4209.5横";						       	WM_InvalidateWindow(WM_GetDialogItem(mainwin,ID_TEXT_1));							       break;													     case GUI_KEY_CHS:							       pCannel = "  486 横";							       WM_InvalidateWindow(WM_GetDialogItem(mainwin,ID_TEXT_1));					         break;				  		     		case GUI_KEY_UP:						       	break;													     case GUI_KEY_DOWN:					         if (LISTVIEW_GetNumRows(hListview))				         	{																	thispage = 1;																	WM_SetFocus(hListview);																	LISTVIEW_SetSel(hListview,0);																	DisPage();																				//WM_InvalidateRect(mainwin,&PageRect);  //刷新页数提示														}														break;													case GUI_KEY_LEFT:										    if(InfoType > 0)//.........这里部分代码省略.........