calibration.c

ucgui在windows下的演示程序

/*
*********************************************************************************************************
*                                                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        : Calibration.c
Purpose     : TBD
---------------------------END-OF-HEADER------------------------------
*/

#include <stddef.h>
#include "GUI.h"
#include "DIALOG.h"
#include "Main.h"

/*********************************************************************
*
*       Defines
*
**********************************************************************
*/
/*********************************************************************
*
*       Dialog IDs
*/
#define ID_FRAMEWIN              1

/*********************************************************************
*
*       Static data
*
**********************************************************************
*/
static char    _IsInited;
static WM_HWIN _hDlg;
static WM_HWIN _hPrevWin;
static int     _aSlider[4];

static const GUI_WIDGET_CREATE_INFO _aDialogCreate[] = {
  { FRAMEWIN_CreateIndirect, "Calibration",  ID_FRAMEWIN,        0, 480, 320, 240, 0},
  { TEXT_CreateIndirect,     "Horizontal min:",0,               20,  40,  70,  20, TEXT_CF_LEFT | TEXT_CF_VCENTER },
  { TEXT_CreateIndirect,     "Horizontal max:",0,               20,  70,  70,  20, TEXT_CF_LEFT | TEXT_CF_VCENTER },
  { TEXT_CreateIndirect,     "Vertical   min:",0,               20, 100,  70,  20, TEXT_CF_LEFT | TEXT_CF_VCENTER },
  { TEXT_CreateIndirect,     "Vertical   max:",0,               20, 130,  70,  20, TEXT_CF_LEFT | TEXT_CF_VCENTER },
  { SLIDER_CreateIndirect,   NULL,             GUI_ID_SLIDER0, 100,  40, 100,  20 },
  { SLIDER_CreateIndirect,   NULL,             GUI_ID_SLIDER1, 100,  70, 100,  20 },
  { SLIDER_CreateIndirect,   NULL,             GUI_ID_SLIDER2, 100, 100, 100,  20 },
  { SLIDER_CreateIndirect,   NULL,             GUI_ID_SLIDER3, 100, 130, 100,  20 },
  { EDIT_CreateIndirect,     NULL ,            GUI_ID_EDIT0,   210,  40,  60,  20, 0, 0},
  { EDIT_CreateIndirect,     NULL ,            GUI_ID_EDIT1,   210,  70,  60,  20, 0, 0},
  { EDIT_CreateIndirect,     NULL ,            GUI_ID_EDIT2,   210, 100,  60,  20, 0, 0},
  { EDIT_CreateIndirect,     NULL ,            GUI_ID_EDIT3,   210, 130,  60,  20, 0, 0},
  { BUTTON_CreateIndirect,   "OK",             GUI_ID_OK,      230, 180,  60,  20 },
};

/*********************************************************************
*
*       Static code
*
**********************************************************************
*/
/*********************************************************************
*
*       _OnValueChanged
*/
static void _OnValueChanged(WM_HWIN hDlg, int Id) {
  unsigned Index, v;
  WM_HWIN hItem;
  if ((Id >= GUI_ID_SLIDER0) && (Id <= GUI_ID_SLIDER3)) {
    Index = Id - GUI_ID_SLIDER0;
    /* SLIDER-widget has changed, update EDIT-widget */
    hItem = WM_GetDialogItem(hDlg, GUI_ID_SLIDER0 + Index);
    v = SLIDER_GetValue(hItem);
    hItem = WM_GetDialogItem(hDlg, GUI_ID_EDIT0 + Index);
    EDIT_SetValue(hItem, v);
    _aSlider[Index] = v;
  }
}

/*********************************************************************
*
*       _cbCallback
*/
static void _cbCallback(WM_MESSAGE * pMsg) {
  WM_HWIN hDlg, hWinSrc, hItem;
  int Id, NCode, i;
  hWinSrc = pMsg->hWinSrc;
  hDlg = pMsg->hWin;
  switch (pMsg->MsgId) {
  case WM_INIT_DIALOG:
    WM_MakeModal(hDlg);
    FRAMEWIN_SetFont(hDlg, &GUI_Font24B_ASCII);
    FRAMEWIN_SetTextAlign(hDlg, GUI_TA_HCENTER);
    FRAMEWIN_SetClientColor(hDlg, GUI_YELLOW);
    for (i = 0; i < 4; i++) {
      hItem = WM_GetDialogItem(hDlg, GUI_ID_SLIDER0 + i);
      SLIDER_SetRange(hItem, 0, 999); 
      SLIDER_SetValue(hItem, _aSlider[i]);
      hItem = WM_GetDialogItem(hDlg, GUI_ID_EDIT0 + i);
      EDIT_SetDecMode(hItem, _aSlider[i], 0, 999, 0, 0);
      WM_DisableWindow(hItem);
    }
    break;
  case WM_NOTIFY_PARENT:
    Id    = WM_GetId(hWinSrc);                    /* Id of widget */
    NCode = pMsg->Data.v;                         /* Notification code */
    if (NCode == WM_NOTIFICATION_RELEASED) {      /* React only if released */
      if (Id == GUI_ID_OK) {                      /* OK Button */
        GUI_EndDialog(hDlg, 0);
        WM_SetFocus(_hPrevWin);
      }
    }
    if (NCode == WM_NOTIFICATION_VALUE_CHANGED) {
      _OnValueChanged(hDlg, Id);
    }
    break;

  default:
    WM_DefaultProc(pMsg);
  }
}

/*********************************************************************
*
*       Public code
*
**********************************************************************
*/
/*********************************************************************
*
*       ExecCalibration
*/
void ExecCalibration(void) {
  _hPrevWin = WM_GetFocussedWindow();
  GUI_SetOrg(0, 480);
  TEXT_SetDefaultTextColor(GUI_BLACK);
  GUI_ExecDialogBox(_aDialogCreate, GUI_COUNTOF(_aDialogCreate), &_cbCallback, 0, 0, 0);
  GUI_SetOrg(0, 0);
}