📄 editdec.lst
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C51 COMPILER V8.05a EDITDEC 04/11/2008 14:19:33 PAGE 1
C51 COMPILER V8.05a, COMPILATION OF MODULE EDITDEC
OBJECT MODULE PLACED IN EditDec.obj
COMPILER INVOKED BY: D:\Program Files\keil\C51\BIN\C51.EXE gui\Widget\EditDec.c LARGE BROWSE MDU_F120 DEBUG OBJECTEXTEND
- PRINT(.\EditDec.lst) OBJECT(EditDec.obj)
line level source
1 /*
2 *********************************************************************************************************
3 * uC/GUI
4 * Universal graphic software for embedded applications
5 *
6 * (c) Copyright 2002, Micrium Inc., Weston, FL
7 * (c) Copyright 2002, SEGGER Microcontroller Systeme GmbH
8 *
9 * 礐/GUI is protected by international copyright laws. Knowledge of the
10 * source code may not be used to write a similar product. This file may
11 * only be used in accordance with a license and should not be redistributed
12 * in any way. We appreciate your understanding and fairness.
13 *
14 ----------------------------------------------------------------------
15 File : EditDec
16 Purpose : Edit decimal values
17 ---------------------------END-OF-HEADER------------------------------
18 */
19
20 #include <string.h>
21
22 #include "EDIT.h"
23 #include "gui\Core\GUIDebug.h"
24 #include "gui\Core\GUI_Protected.h"
25 #include "EDIT_Private.h"
26
27 #if GUI_WINSUPPORT
/*********************************************************************
*
* Defaults for config switches
*
**********************************************************************
*/
#ifndef EDIT_DEC_DIGITONLY
#define EDIT_DEC_DIGITONLY 0
#endif
/*********************************************************************
*
* static Helpers
*
**********************************************************************
*/
static int _DecChar2Int(int Char) {
if ((Char >= '0') && (Char <= '9'))
return Char - '0';
return -1;
}
static void _UpdateBuffer(EDIT_Obj* pObj) {
C51 COMPILER V8.05a EDITDEC 04/11/2008 14:19:33 PAGE 2
char * s = (char*) WM_HMEM2Ptr(pObj->hpText);
if (pObj->Flags == GUI_EDIT_SIGNED) {
I32 Result = GUI_AddSign(pObj->CurrentValue, &s);
GUI_AddDecShift(Result, pObj->MaxLen - 1, pObj->NumDecs, &s);
} else {
GUI_AddDecShift(pObj->CurrentValue, pObj->MaxLen, pObj->NumDecs, &s);
}
}
static void _EditDec(int Digit, EDIT_Obj* pObj, EDIT_Handle hObj) {
I32 Result = 0;
int i, Pos = 0;
char * s = (char*) WM_HMEM2Ptr(pObj->hpText);
for (i = 0; i < pObj->MaxLen; i++) {
int Index = pObj->MaxLen - i - 1;
if (Index == pObj->CursorPos) {
Result += GUI_Pow10[Pos++] * Digit;
} else {
char c = *(s + Index);
int Value = _DecChar2Int(c);
if (Value >= 0) {
Result += GUI_Pow10[Pos++] * Value;
}
if (c == '-') {
Result *= -1;
}
}
}
EDIT_SetValue(hObj, Result);
}
static char _GetCurrentChar(EDIT_Obj* pObj) {
return *((char*) WM_HMEM2Ptr(pObj->hpText) + pObj->CursorPos);
}
#if EDIT_DEC_DIGITONLY
static int GetCurrentDigit(EDIT_Obj* pObj) {
return _DecChar2Int(_GetCurrentChar(pObj));
}
#endif
static void _MakePositive(EDIT_Obj* pObj, EDIT_Handle hObj) {
if ((I32)pObj->CurrentValue < 0) {
EDIT_SetValue(hObj, (I32)pObj->CurrentValue * -1);
}
}
static void _MakeNegative(EDIT_Obj* pObj, EDIT_Handle hObj) {
if ((I32)pObj->CurrentValue > 0) {
EDIT_SetValue(hObj, (I32)pObj->CurrentValue * -1);
}
}
static void _SwapSign(EDIT_Obj* pObj, EDIT_Handle hObj) {
if ((I32)pObj->CurrentValue > 0)
_MakeNegative(pObj, hObj);
else
_MakePositive(pObj, hObj);
}
static void _IncrementCursor(EDIT_Obj* pObj) {
if (pObj->CursorPos < (pObj->MaxLen - 1))
C51 COMPILER V8.05a EDITDEC 04/11/2008 14:19:33 PAGE 3
pObj->CursorPos++;
if (_GetCurrentChar(pObj) == '.') {
if (pObj->CursorPos < (pObj->MaxLen - 1)) {
pObj->CursorPos++;
} else {
pObj->CursorPos--;
}
}
}
#if !EDIT_DEC_DIGITONLY
static void _AddPosition(EDIT_Obj* pObj, EDIT_Handle hObj, int Sign) {
int Pos;
I32 v;
v = Sign;
Pos = pObj->MaxLen - pObj->CursorPos-1;
if (pObj->NumDecs && (Pos > pObj->NumDecs)) {
Pos--;
}
while (Pos--) {
v *= 10;
}
EDIT_SetValue(hObj, (I32)pObj->CurrentValue + v);
}
#endif
/*********************************************************************
*
* Handle input
*
**********************************************************************
*/
static void _AddKeyDec(EDIT_Obj* pObj, EDIT_Handle hObj, int Key) {
char c;
if (pObj) {
switch (Key) {
case '+':
if (pObj->CursorPos == 0) {
_MakePositive(pObj, hObj);
_IncrementCursor(pObj);
}
break;
case '-':
if (pObj->CursorPos == 0) {
_MakeNegative(pObj, hObj);
_IncrementCursor(pObj);
}
break;
#if EDIT_DEC_DIGITONLY
case GUI_KEY_UP:
c = _GetCurrentChar(pObj);
if ((c == '-') || (c == '+')) {
_SwapSign(pObj, hObj);
} else {
int Digit = GetCurrentDigit(pObj) + 1;
if (Digit > 9)
Digit = 0;
_EditDec(Digit, pObj, hObj);
}
break;
case GUI_KEY_DOWN:
C51 COMPILER V8.05a EDITDEC 04/11/2008 14:19:33 PAGE 4
c = _GetCurrentChar(pObj);
if ((c == '-') || (c == '+')) {
_SwapSign(pObj, hObj);
} else {
int Digit = GetCurrentDigit(pObj) - 1;
if (Digit < 0)
Digit = 9;
_EditDec(Digit, pObj, hObj);
}
break;
#else
case GUI_KEY_UP:
c = _GetCurrentChar(pObj);
if ((c == '-') || (c == '+')) {
_SwapSign(pObj, hObj);
} else {
_AddPosition(pObj, hObj, 1);
}
break;
case GUI_KEY_DOWN:
c = _GetCurrentChar(pObj);
if ((c == '-') || (c == '+')) {
_SwapSign(pObj, hObj);
} else {
_AddPosition(pObj, hObj, -1);
}
break;
#endif
case GUI_KEY_RIGHT:
_IncrementCursor(pObj);
break;
case GUI_KEY_LEFT:
if (pObj->CursorPos > 0)
pObj->CursorPos--;
if (_GetCurrentChar(pObj) == '.') {
if (pObj->CursorPos > 0) {
pObj->CursorPos--;
} else {
pObj->CursorPos++;
}
}
break;
default:
{
char c = _GetCurrentChar(pObj);
if ((c != '-') && (c != '+')) {
int Digit = _DecChar2Int(Key);
if (Digit >= 0) {
_EditDec(Digit, pObj, hObj);
_IncrementCursor(pObj);
}
}
}
break;
}
}
_UpdateBuffer(pObj);
}
/*********************************************************************
*
* Exported routines
C51 COMPILER V8.05a EDITDEC 04/11/2008 14:19:33 PAGE 5
*
**********************************************************************
*/
void EDIT_SetDecMode(EDIT_Handle hEdit, I32 Value, I32 Min, I32 Max, int Shift, U8 Flags) {
EDIT_Obj* pObj;
WM_LOCK();
if (hEdit) {
pObj = EDIT_H2P(hEdit);
pObj->pfAddKeyEx = _AddKeyDec;
pObj->pfUpdateBufer = _UpdateBuffer;
pObj->CurrentValue = Value;
pObj->CursorPos = 0;
pObj->Min = Min;
pObj->Max = Max;
pObj->NumDecs = Shift;
pObj->Flags = Flags;
pObj->EditMode = GUI_EDIT_MODE_OVERWRITE;
_UpdateBuffer(pObj);
if (_GetCurrentChar(pObj) == '.') {
pObj->CursorPos++;
}
}
WM_UNLOCK();
}
#else /* avoid empty object files */
268
269 void EditDec_C(void);
270
271 #endif /* GUI_WINSUPPORT */
MODULE INFORMATION: STATIC OVERLAYABLE
CODE SIZE = ---- ----
CONSTANT SIZE = ---- ----
XDATA SIZE = ---- ----
PDATA SIZE = ---- ----
DATA SIZE = ---- ----
IDATA SIZE = ---- ----
BIT SIZE = ---- ----
END OF MODULE INFORMATION.
C51 COMPILATION COMPLETE. 0 WARNING(S), 0 ERROR(S)
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