/***********************************************************************************************************                                                uC/GUI*                        Universal graphic software for embedded applications**                       (c) Copyright 2002, Micrium Inc., Weston, FL*                       (c) Copyright 2002, SEGGER Microcontroller Systeme GmbH**              礐/GUI is protected by international copyright laws. Knowledge of the*              source code may not be used to write a similar product. This file may*              only be used in accordance with a license and should not be redistributed*              in any way. We appreciate your understanding and fairness.*----------------------------------------------------------------------File        : ProgBar.cPurpose     : Progress bar for emWin GSC---------------------------END-OF-HEADER------------------------------*/#include <string.h>             /* for memset */#include "GUI.h"#include "BUTTON.h"#include "FRAMEWIN.h"#include "TEXT.h"#include "DIALOG.h"#if GUI_WINSUPPORT/***********************************************************************       Defaults************************************************************************/#ifndef MESSAGEBOX_BORDER  #define MESSAGEBOX_BORDER 4#endif#ifndef MESSAGEBOX_XSIZEOK  #define MESSAGEBOX_XSIZEOK 50#endif#ifndef MESSAGEBOX_YSIZEOK  #define MESSAGEBOX_YSIZEOK 20#endif#ifndef MESSAGEBOX_BKCOLOR  #define MESSAGEBOX_BKCOLOR GUI_WHITE#endif#define ID_FRAME 100/***********************************************************************       Static functions************************************************************************/static WM_RESULT _MESSAGEBOX_cbCallback(WM_MESSAGE * pMsg) {  WM_HWIN hWin = pMsg->hWin;  switch (pMsg->MsgId) {    case WM_INIT_DIALOG:      FRAMEWIN_SetClientColor(hWin, MESSAGEBOX_BKCOLOR);      break;    case WM_KEY:      {        int Key = ((WM_KEY_INFO*)(pMsg->Data.p))->Key;        switch (Key) {        case GUI_KEY_ESCAPE:          GUI_EndDialog(hWin, 1);             /* End dialog with return value 1 if <ESC> is pressed */          break;        case GUI_KEY_ENTER:          GUI_EndDialog(hWin, 0);             /* End dialog with return value 0 if <ENTER> is pressed */          break;        }      }      break;    case WM_NOTIFY_PARENT:      {        int NCode = pMsg->Data.v;             /* Get notification code */        int Id    = WM_GetId(pMsg->hWinSrc);  /* Get control ID */        switch (NCode) {          case WM_NOTIFICATION_RELEASED:      /* React only if released */            if (Id == GUI_ID_OK) {              GUI_EndDialog(hWin, 0);         /* End dialog with return value 0 if OK */            }            break;        }      }      break;    default:      WM_DefaultProc(pMsg);  }}/***********************************************************************       Exported routines************************************************************************/int GUI_MessageBox(const char * sMessage, const char * sCaption, int Flags) {  GUI_WIDGET_CREATE_INFO _aDialogCreate[3];                                     /* 0: FrameWin, 1: Text, 2: Button */  int BorderSize = FRAMEWIN_GetDefaultBorderSize();                             /* Default border size of frame window */  int xSizeFrame = MESSAGEBOX_XSIZEOK + 2 * BorderSize + MESSAGEBOX_BORDER * 2; /* XSize of frame window */  int ySizeFrame;                                                               /* YSize of frame window */  int x0, y0;                                                                   /* Position of frame window */  int xSizeMessage;                                                             /* Length in pixels of message */  int xSizeCaption;                                                             /* Length in pixels of caption */  int ySizeCaption;                                                             /* YSize of caption */  int ySizeMessage;                                                             /* YSize of message */  GUI_RECT Rect;  const GUI_FONT * pOldFont;  /* Zeroinit variables */  memset(_aDialogCreate, 0, sizeof(_aDialogCreate));  /* Get dimension of message */  pOldFont = GUI_SetFont(TEXT_GetDefaultFont());  GUI_GetTextExtend(&Rect, sMessage, 255);  xSizeMessage = Rect.x1 - Rect.x0 + MESSAGEBOX_BORDER * 2;  ySizeMessage = Rect.y1 - Rect.y0 + 1;  if (xSizeFrame < (xSizeMessage + 4 + MESSAGEBOX_BORDER * 2))    xSizeFrame = xSizeMessage + 4 + MESSAGEBOX_BORDER * 2;  ySizeCaption = GUI_GetYSizeOfFont(FRAMEWIN_GetDefaultFont());  if (ySizeCaption < FRAMEWIN_GetDefaultCaptionSize())    ySizeCaption = FRAMEWIN_GetDefaultCaptionSize();  ySizeFrame = ySizeMessage +            /* size of message */               MESSAGEBOX_YSIZEOK +      /* size of button */               ySizeCaption +            /* caption size */               MESSAGEBOX_BORDER * 3 +   /* inner border - text, text - button, button - bottom */               BorderSize * 2 +          /* top & bottom border */               1;                        /* inner border */  /* Get xsize of caption */  xSizeCaption = GUI_GetStringDistX(sCaption);  if (xSizeFrame < xSizeCaption + BorderSize * 2)    xSizeFrame = xSizeCaption + BorderSize * 2;  /* Check maximum */  if (xSizeFrame > LCD_GET_XSIZE())    xSizeFrame = LCD_GET_XSIZE();  if (ySizeFrame > LCD_GET_YSIZE())    ySizeFrame = LCD_GET_YSIZE();  /* Calculate position of framewin */  x0 = (LCD_GET_XSIZE() - xSizeFrame) / 2;  y0 = (LCD_GET_YSIZE() - ySizeFrame) / 2;  /* Fill frame win ressource */  _aDialogCreate[0].pfCreateIndirect = FRAMEWIN_CreateIndirect;  _aDialogCreate[0].pName            = sCaption;  _aDialogCreate[0].x0               = x0;  _aDialogCreate[0].y0               = y0;  _aDialogCreate[0].xSize            = xSizeFrame;  _aDialogCreate[0].ySize            = ySizeFrame;  if (Flags & GUI_MESSAGEBOX_CF_MOVEABLE) {    _aDialogCreate[0].Flags          = FRAMEWIN_CF_MOVEABLE;  }  /* Fill text ressource */  _aDialogCreate[1].pfCreateIndirect = TEXT_CreateIndirect;  _aDialogCreate[1].pName            = sMessage;  _aDialogCreate[1].x0               = (xSizeFrame - xSizeMessage - BorderSize * 2) / 2;  _aDialogCreate[1].y0               = MESSAGEBOX_BORDER;  _aDialogCreate[1].xSize            = xSizeMessage;  _aDialogCreate[1].ySize            = ySizeMessage;  _aDialogCreate[1].Para             = GUI_TA_TOP | GUI_TA_HCENTER;  /* Fill button ressource */  _aDialogCreate[2].pfCreateIndirect = BUTTON_CreateIndirect;  _aDialogCreate[2].pName            = "OK";  _aDialogCreate[2].Id               = GUI_ID_OK;  _aDialogCreate[2].x0               = (xSizeFrame - MESSAGEBOX_XSIZEOK - BorderSize * 2) / 2;  _aDialogCreate[2].y0               = MESSAGEBOX_BORDER * 2 + ySizeMessage;  _aDialogCreate[2].xSize            = MESSAGEBOX_XSIZEOK;  _aDialogCreate[2].ySize            = MESSAGEBOX_YSIZEOK;  /* Exec dialog */  GUI_ExecDialogBox(_aDialogCreate, GUI_COUNTOF(_aDialogCreate), _MESSAGEBOX_cbCallback, 0, 0, 0);  GUI_SetFont(pOldFont);  return 0;}#elsevoid GUI_MessageBox_C(void) {} /* avoid empty object files */#endif /* GUI_WINSUPPORT */