// Name: src/common/valtext.cpp
// Purpose: wxTextValidator
// Author: Julian Smart
-// Modified by:
+// Modified by: Francesco Montorsi
// Created: 04/01/98
// RCS-ID: $Id$
// Copyright: (c) Julian Smart
// global helpers
// ----------------------------------------------------------------------------
-static bool wxIsAlpha(const wxString& val)
-{
- int i;
- for ( i = 0; i < (int)val.length(); i++)
- {
- if (!wxIsalpha(val[i]))
- return false;
- }
- return true;
-}
-
-static bool wxIsAlphaNumeric(const wxString& val)
-{
- int i;
- for ( i = 0; i < (int)val.length(); i++)
- {
- if (!wxIsalnum(val[i]))
- return false;
- }
- return true;
-}
-
static bool wxIsNumeric(const wxString& val)
{
- int i;
- for ( i = 0; i < (int)val.length(); i++)
+ for ( wxString::const_iterator i = val.begin(); i != val.end(); ++i )
{
// Allow for "," (French) as well as "." -- in future we should
// use wxSystemSettings or other to do better localisation
- if ((!wxIsdigit(val[i])) && (val[i] != wxT('.')) && (val[i] != wxT(',')) && (val[i] != wxT('e')) &&
- (val[i] != wxT('E')) && (val[i] != wxT('+')) && (val[i] != wxT('-')))
+ if ((!wxIsdigit(*i)) &&
+ (*i != wxS('.')) && (*i != wxS(',')) && (*i != wxS('e')) &&
+ (*i != wxS('E')) && (*i != wxS('+')) && (*i != wxS('-')))
return false;
}
return true;
}
-
// ----------------------------------------------------------------------------
// wxTextValidator
// ----------------------------------------------------------------------------
EVT_CHAR(wxTextValidator::OnChar)
END_EVENT_TABLE()
-
-#if WXWIN_COMPATIBILITY_2_8
wxTextValidator::wxTextValidator(long style, wxString *val)
{
- m_validatorStyle = (wxTextValidatorStyle)style;
m_stringValue = val;
+ SetStyle(style);
}
-void wxTextValidator::SetStyle(long style)
+wxTextValidator::wxTextValidator(const wxTextValidator& val)
+ : wxValidator()
{
- SetStyle((wxTextValidatorStyle)style);
+ Copy(val);
}
-#endif
-wxTextValidator::wxTextValidator(wxTextValidatorStyle style, wxString *val)
+void wxTextValidator::SetStyle(long style)
{
m_validatorStyle = style;
- m_stringValue = val;
-/*
- m_refData = new wxVTextRefData;
-
- M_VTEXTDATA->m_validatorStyle = style;
- M_VTEXTDATA->m_stringValue = val;
-*/
-}
-wxTextValidator::wxTextValidator(const wxTextValidator& val)
- : wxValidator()
-{
- Copy(val);
+#ifdef __WXDEBUG__
+ int check;
+ check = (int)HasFlag(wxFILTER_ALPHA) + (int)HasFlag(wxFILTER_ALPHANUMERIC) +
+ (int)HasFlag(wxFILTER_DIGITS) + (int)HasFlag(wxFILTER_NUMERIC);
+ wxASSERT_MSG(check <= 1,
+ "It makes sense to use only one of the wxFILTER_ALPHA/wxFILTER_ALPHANUMERIC/"
+ "wxFILTER_SIMPLE_NUMBER/wxFILTER_NUMERIC styles");
+
+ wxASSERT_MSG(((int)HasFlag(wxFILTER_INCLUDE_LIST) + (int)HasFlag(wxFILTER_INCLUDE_CHAR_LIST) <= 1) &&
+ ((int)HasFlag(wxFILTER_EXCLUDE_LIST) + (int)HasFlag(wxFILTER_EXCLUDE_CHAR_LIST) <= 1),
+ "Using both wxFILTER_[IN|EX]CLUDE_LIST _and_ wxFILTER_[IN|EX]CLUDE_CHAR_LIST "
+ "doesn't work since wxTextValidator internally uses the same array for both");
+
+ check = (int)HasFlag(wxFILTER_INCLUDE_LIST) + (int)HasFlag(wxFILTER_INCLUDE_CHAR_LIST) +
+ (int)HasFlag(wxFILTER_EXCLUDE_LIST) + (int)HasFlag(wxFILTER_EXCLUDE_CHAR_LIST);
+ wxASSERT_MSG(check <= 1,
+ "Using both an include/exclude list may lead to unexpected results");
+#endif
}
bool wxTextValidator::Copy(const wxTextValidator& val)
wxString val(text->GetValue());
- // NB: this format string should always contain exactly one '%s'
wxString errormsg;
-
- switch (m_validatorStyle)
+ if ( HasFlag(wxFILTER_EMPTY) && val.empty() )
{
- case wxFILTER_NONE:
- // nothing to do...
- break;
-
- case wxFILTER_INCLUDE_LIST:
- if ( m_includes.Index(val) == wxNOT_FOUND )
- errormsg = _("'%s' is invalid");
- break;
-
- case wxFILTER_EXCLUDE_LIST:
- if ( m_excludes.Index(val) != wxNOT_FOUND )
- errormsg = _("'%s' is invalid");
- break;
-
- case wxFILTER_ASCII:
- if ( !val.IsAscii() )
- errormsg = _("'%s' should only contain ASCII characters.");
- break;
-
- case wxFILTER_ALPHA:
- if ( !wxIsAlpha(val) )
- errormsg = _("'%s' should only contain alphabetic characters.");
- break;
-
- case wxFILTER_ALPHANUMERIC:
- if ( !wxIsAlphaNumeric(val) )
- errormsg = _("'%s' should only contain alphabetic or numeric characters.");
- break;
-
- case wxFILTER_NUMERIC:
- if ( !wxIsNumeric(val) )
- errormsg = _("'%s' should be numeric.");
- break;
-
- case wxFILTER_INCLUDE_CHAR_LIST:
- if ( !IsInCharIncludes(val) )
- errormsg = _("'%s' is invalid");
- break;
-
- case wxFILTER_EXCLUDE_CHAR_LIST:
- if ( !IsNotInCharExcludes(val) )
- errormsg = _("'%s' is invalid");
- break;
-
- default:
- wxFAIL_MSG("invalid text validator style");
+ errormsg = _("Please enter a non-empty string.");
}
-
- if ( !errormsg.empty() )
+ else if ( !(errormsg = IsValid(val)).empty() )
{
- m_validatorWindow->SetFocus();
-
+ // NB: this format string should always contain exactly one '%s'
wxString buf;
buf.Printf(errormsg, val.c_str());
+ errormsg = buf;
+ }
- wxMessageBox(buf, _("Validation conflict"),
+ if ( !errormsg.empty() )
+ {
+ m_validatorWindow->SetFocus();
+ wxMessageBox(errormsg, _("Validation conflict"),
wxOK | wxICON_EXCLAMATION, parent);
return false;
}
// Called to transfer data to the window
-bool wxTextValidator::TransferToWindow(void)
+bool wxTextValidator::TransferToWindow()
{
if ( m_stringValue )
{
}
// Called to transfer data to the window
-bool wxTextValidator::TransferFromWindow(void)
+bool wxTextValidator::TransferFromWindow()
{
if ( m_stringValue )
{
return true;
}
-bool wxTextValidator::IsInCharIncludes(const wxString& val)
+wxString wxTextValidator::IsValid(const wxString& val) const
{
- size_t i;
- for ( i = 0; i < val.length(); i++)
- {
- if (m_includes.Index((wxString) val[i]) == wxNOT_FOUND)
- return false;
- }
- return true;
+ // wxFILTER_EMPTY is checked for in wxTextValidator::Validate
+
+ if ( HasFlag(wxFILTER_ASCII) && !val.IsAscii() )
+ return _("'%s' should only contain ASCII characters.");
+ if ( HasFlag(wxFILTER_ALPHA) && !wxStringCheck<wxIsalpha>(val) )
+ return _("'%s' should only contain alphabetic characters.");
+ if ( HasFlag(wxFILTER_ALPHANUMERIC) && !wxStringCheck<wxIsalnum>(val) )
+ return _("'%s' should only contain alphabetic or numeric characters.");
+ if ( HasFlag(wxFILTER_DIGITS) && !wxStringCheck<wxIsdigit>(val) )
+ return _("'%s' should only contain digits.");
+ if ( HasFlag(wxFILTER_NUMERIC) && !wxIsNumeric(val) )
+ return _("'%s' should be numeric.");
+ if ( HasFlag(wxFILTER_INCLUDE_LIST) && m_includes.Index(val) == wxNOT_FOUND )
+ return _("'%s' is invalid");
+ if ( HasFlag(wxFILTER_INCLUDE_CHAR_LIST) && !ContainsOnlyIncludedCharacters(val) )
+ return _("'%s' is invalid");
+ if ( HasFlag(wxFILTER_EXCLUDE_LIST) && m_excludes.Index(val) != wxNOT_FOUND )
+ return _("'%s' is invalid");
+ if ( HasFlag(wxFILTER_EXCLUDE_CHAR_LIST) && ContainsExcludedCharacters(val) )
+ return _("'%s' is invalid");
+
+ return wxEmptyString;
}
-bool wxTextValidator::IsNotInCharExcludes(const wxString& val)
+bool wxTextValidator::ContainsOnlyIncludedCharacters(const wxString& val) const
{
- size_t i;
- for ( i = 0; i < val.length(); i++)
- {
- if (m_excludes.Index((wxString) val[i]) != wxNOT_FOUND)
+ for ( wxString::const_iterator i = val.begin(); i != val.end(); ++i )
+ if (m_includes.Index((wxString) *i) == wxNOT_FOUND)
+ // one character of 'val' is NOT present in m_includes...
return false;
- }
+
+ // all characters of 'val' are present in m_includes
return true;
}
+bool wxTextValidator::ContainsExcludedCharacters(const wxString& val) const
+{
+ for ( wxString::const_iterator i = val.begin(); i != val.end(); ++i )
+ if (m_excludes.Index((wxString) *i) != wxNOT_FOUND)
+ // one character of 'val' is present in m_excludes...
+ return true;
+
+ // all characters of 'val' are NOT present in m_excludes
+ return false;
+}
+
+void wxTextValidator::SetCharIncludes(const wxString& chars)
+{
+ wxArrayString arr;
+
+ for ( wxString::const_iterator i = chars.begin(); i != chars.end(); ++i )
+ arr.Add(*i);
+
+ SetIncludes(arr);
+}
+
+void wxTextValidator::SetCharExcludes(const wxString& chars)
+{
+ wxArrayString arr;
+
+ for ( wxString::const_iterator i = chars.begin(); i != chars.end(); ++i )
+ arr.Add(*i);
+
+ SetExcludes(arr);
+}
+
void wxTextValidator::OnChar(wxKeyEvent& event)
{
-/*
- if ( !M_VTEXTDATA )
+ if (!m_validatorWindow)
+ {
+ event.Skip();
return;
-*/
+ }
- if ( m_validatorWindow )
+ int keyCode = event.GetKeyCode();
+
+ // we don't filter special keys and delete
+ if (keyCode < WXK_SPACE || keyCode == WXK_DELETE || keyCode >= WXK_START)
{
- int keyCode = event.GetKeyCode();
-
- // we don't filter special keys and Delete
- if (
- !(keyCode < WXK_SPACE || keyCode == WXK_DELETE || keyCode > WXK_START) &&
- (
- ((m_validatorStyle == wxFILTER_INCLUDE_CHAR_LIST) && !IsInCharIncludes(wxString((wxChar) keyCode, 1))) ||
- ((m_validatorStyle == wxFILTER_EXCLUDE_CHAR_LIST) && !IsNotInCharExcludes(wxString((wxChar) keyCode, 1))) ||
- ((m_validatorStyle == wxFILTER_ASCII) && !isascii(keyCode)) ||
- ((m_validatorStyle == wxFILTER_ALPHA) && !wxIsalpha(keyCode)) ||
- ((m_validatorStyle == wxFILTER_ALPHANUMERIC) && !wxIsalnum(keyCode)) ||
- ((m_validatorStyle == wxFILTER_NUMERIC) && !wxIsdigit(keyCode)
- && keyCode != wxT('.') && keyCode != wxT(',') && keyCode != wxT('-') && keyCode != wxT('+')
- && keyCode != wxT('e') && keyCode != wxT('E'))
- )
- )
- {
- if ( !wxValidator::IsSilent() )
- wxBell();
-
- // eat message
- return;
- }
+ event.Skip();
+ return;
}
- event.Skip();
+ wxString str((wxUniChar)keyCode, 1);
+ if (!IsValid(str).empty())
+ {
+ if ( !wxValidator::IsSilent() )
+ wxBell();
+
+ // eat message
+ return;
+ }
+ else
+ event.Skip();
}
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