void CParsedEdit::OnVScroll(UINT nSBCode, UINT, CScrollBar*)
{
int nDelta = 0;
if (nSBCode == SB_LINEDOWN)
nDelta = -1;
else if (nSBCode == SB_LINEUP)
nDelta = +1;
else
return; // nothing special
// set the focus to this edit item and select it all
SetFocus();
//Get the number in the control.
BOOL bOk;
int nOld = GetParent()->GetDlgItemInt(GetDlgCtrlID(), &bOk);
if (bOk)
{
// The MuScrl32 control also supports range checking
// for this example, we just prevent overflow
int nNew = nOld + nDelta;
if (nNew >= 0 && nNew <= 32767)
GetParent()->SetDlgItemInt(GetDlgCtrlID(), nNew);
else
bOk = FALSE;
}
if (!bOk)
OnBadInput();
SetSel(0, -1);
}
void CuParseEditCtrl::OnChar(UINT nChar, UINT nRepCnt, UINT nFlags)
{
WORD type;
if (nChar < 0x20)
type = PES_ALL; // always allow control chars
else if (_istalnum(nChar) && !_istalpha(nChar))
type = PES_NATURAL;
else if (_istalpha(nChar))
type = PES_LETTERS;
else
{
CString strText;
GetWindowText (strText);
int nLen = strText.GetLength ();
if ((TCHAR)nChar == _T('-') && (m_wParseStyle & PES_INTEGER) && nLen == 0)
type = PES_INTEGER;
else
if ((TCHAR)nChar == _T('-') && (m_wParseStyle & PES_INTEGER) && nLen > 0)
{
int nStartChar, nEndChar;
GetSel(nStartChar, nEndChar);
if (nStartChar == 0 && nEndChar == 0 && strText.Find (_T('-'))== -1)
type = PES_INTEGER;
else
if (nStartChar == 0 && nEndChar > 0)
{
//
// If partial or all text is selected from the starting position
// then allow typing the minus sign ('-') even if it has already
// been in the edit.
type = PES_INTEGER;
}
else
type = PES_OTHERCHARS;
}
else
type = PES_OTHERCHARS;
}
if (m_wParseStyle & type)
{
CEdit::OnChar(nChar, nRepCnt, nFlags); // permitted
}
else
{
//
// Illegal character - inform parent
OnBadInput();
}
}
void wcSliderButton::OnUpdate ()
{
TCHAR buf[512];
GetWindowText (buf, sizeof( buf ) / sizeof(TCHAR));
int Value = atoi(buf);
if ( Value >= m_Min && Value <= m_Max )
{
m_Pos = Value;
CWnd *pParent = GetParent();
if ( pParent )
pParent->SendMessage(CSP_DELTAPOS, m_Pos, (WPARAM) GetDlgCtrlID());
}
else
OnBadInput();
}
void CParsedEdit::OnChar(UINT nChar, UINT nRepCnt, UINT nFlags)
{
WORD type;
if (nChar < 0x20)
type = PES_ALL; // always allow control chars
else if (IsCharAlphaNumeric((TCHAR)nChar) && !IsCharAlpha((TCHAR)nChar))
type = PES_NUMBERS;
else if (IsCharAlpha((TCHAR)nChar))
type = PES_LETTERS;
else
type = PES_OTHERCHARS;
if (m_wParseStyle & type)
{
CEdit::OnChar(nChar, nRepCnt, nFlags); // permitted
}
else
{
// illegal character - inform parent
OnBadInput();
}
}
