Check for decimal separator inconsistency in wxLocale::GetInfo().

[wxWidgets.git] / src / common / valtext.cpp

diff --git a/src/common/valtext.cpp b/src/common/valtext.cpp
index 4f1740a7499d2cfe82306e4d74345eeb13d63fed..43c87eb446842040c0011db68a5d8f401c06d9e2 100644 (file)
--- a/src/common/valtext.cpp
+++ b/src/common/valtext.cpp
@@ -1,308 +1,335 @@
 /////////////////////////////////////////////////////////////////////////////
 /////////////////////////////////////////////////////////////////////////////

-// Name:        valtext.cpp
+// Name:        src/common/valtext.cpp

 // Purpose:     wxTextValidator
 // Author:      Julian Smart
 // Purpose:     wxTextValidator
 // Author:      Julian Smart

-// Modified by:
+// Modified by: Francesco Montorsi

 // Created:     04/01/98
 // RCS-ID:      $Id$
 // Created:     04/01/98
 // RCS-ID:      $Id$

-// Copyright:   (c) Julian Smart and Markus Holzem
-// Licence:     wxWindows license
+// Copyright:   (c) Julian Smart
+// Licence:     wxWindows licence

 /////////////////////////////////////////////////////////////////////////////
 
 /////////////////////////////////////////////////////////////////////////////
 

-#ifdef __GNUG__
-    #pragma implementation "valtext.h"
-#endif
-

 // For compilers that support precompilation, includes "wx.h".
 #include "wx/wxprec.h"
 
 #ifdef __BORLANDC__
 // For compilers that support precompilation, includes "wx.h".
 #include "wx/wxprec.h"
 
 #ifdef __BORLANDC__

-    #pragma hdrstop
+  #pragma hdrstop

 #endif
 
 #endif
 

-#ifndef WX_PRECOMP
-    #include <stdio.h>
-    #include "wx/textctrl.h"
-    #include "wx/utils.h"
-    #include "wx/msgdlg.h"
-    #include "wx/intl.h"
-#endif
+#if wxUSE_VALIDATORS && (wxUSE_TEXTCTRL || wxUSE_COMBOBOX)

 
 #include "wx/valtext.h"
 
 
 #include "wx/valtext.h"
 

+#ifndef WX_PRECOMP
+  #include <stdio.h>
+  #include "wx/textctrl.h"
+  #include "wx/combobox.h"
+  #include "wx/utils.h"
+  #include "wx/msgdlg.h"
+  #include "wx/intl.h"
+#endif
+

 #include <ctype.h>
 #include <string.h>
 #include <stdlib.h>
 
 #include <ctype.h>
 #include <string.h>
 #include <stdlib.h>
 

-#ifdef __SALFORDC__
-    #include <clib.h>
-#endif
+#include "wx/combo.h"

 
 

-#if !USE_SHARED_LIBRARY
-IMPLEMENT_DYNAMIC_CLASS(wxTextValidator, wxValidator)
+// ----------------------------------------------------------------------------
+// global helpers
+// ----------------------------------------------------------------------------

 
 

+static bool wxIsNumeric(const wxString& val)
+{
+    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(*i)) &&
+            (*i != wxS('.')) && (*i != wxS(',')) && (*i != wxS('e')) &&
+            (*i != wxS('E')) && (*i != wxS('+')) && (*i != wxS('-')))
+            return false;
+    }
+    return true;
+}
+
+// ----------------------------------------------------------------------------
+// wxTextValidator
+// ----------------------------------------------------------------------------
+
+IMPLEMENT_DYNAMIC_CLASS(wxTextValidator, wxValidator)

 BEGIN_EVENT_TABLE(wxTextValidator, wxValidator)
     EVT_CHAR(wxTextValidator::OnChar)
 END_EVENT_TABLE()
 BEGIN_EVENT_TABLE(wxTextValidator, wxValidator)
     EVT_CHAR(wxTextValidator::OnChar)
 END_EVENT_TABLE()

-#endif
-
-static bool wxIsNumeric(const wxString& val);

 
 wxTextValidator::wxTextValidator(long style, wxString *val)
 {
 
 wxTextValidator::wxTextValidator(long style, wxString *val)
 {

-    m_validatorStyle = style ;
-    m_stringValue = val ;
-/*
-    m_refData = new wxVTextRefData;
-
-    M_VTEXTDATA->m_validatorStyle = style ;
-    M_VTEXTDATA->m_stringValue = val ;
-*/
+    m_stringValue = val;
+    SetStyle(style);

 }
 
 wxTextValidator::wxTextValidator(const wxTextValidator& val)
 }
 
 wxTextValidator::wxTextValidator(const wxTextValidator& val)

+    : wxValidator()

 {
     Copy(val);
 }
 
 {
     Copy(val);
 }
 

+void wxTextValidator::SetStyle(long style)
+{
+    m_validatorStyle = style;
+
+#if wxDEBUG_LEVEL
+    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 // wxDEBUG_LEVEL
+}
+

 bool wxTextValidator::Copy(const wxTextValidator& val)
 {
     wxValidator::Copy(val);
 
 bool wxTextValidator::Copy(const wxTextValidator& val)
 {
     wxValidator::Copy(val);
 

-    m_validatorStyle = val.m_validatorStyle ;
-    m_stringValue = val.m_stringValue ;
+    m_validatorStyle = val.m_validatorStyle;
+    m_stringValue = val.m_stringValue;

 
 

-    wxNode *node = val.m_includeList.First() ;
-    while ( node )
-    {
-        wxChar *s = (wxChar *)node->Data();
-        m_includeList.Add(s);
-        node = node->Next();
-    }
-    node = val.m_excludeList.First() ;
-    while ( node )
-    {
-        wxChar *s = (wxChar *)node->Data();
-        m_excludeList.Add(s);
-        node = node->Next();
-    }
-    return TRUE;
-}
+    m_includes    = val.m_includes;
+    m_excludes    = val.m_excludes;

 
 

-wxTextValidator::~wxTextValidator()
-{
+    return true;

 }
 
 }
 

-static bool wxIsAlpha(const wxString& val)
+wxTextEntry *wxTextValidator::GetTextEntry()

 {
 {

-    int i;
-    for ( i = 0; i < (int)val.Length(); i++)
+#if wxUSE_TEXTCTRL
+    if (m_validatorWindow->IsKindOf(CLASSINFO(wxTextCtrl)))

     {
     {

-        if (!isalpha(val[i]))
-            return FALSE;
+        return (wxTextCtrl*)m_validatorWindow;

     }
     }

-    return TRUE;
-}
+#endif

 
 

-static bool wxIsAlphaNumeric(const wxString& val)
-{
-    int i;
-    for ( i = 0; i < (int)val.Length(); i++)
+#if wxUSE_COMBOBOX
+    if (m_validatorWindow->IsKindOf(CLASSINFO(wxComboBox)))
+    {
+        return (wxComboBox*)m_validatorWindow;
+    }
+#endif
+
+#if wxUSE_COMBOCTRL
+    if (m_validatorWindow->IsKindOf(CLASSINFO(wxComboCtrl)))

     {
     {

-        if (!isalnum(val[i]))
-            return FALSE;
+        return (wxComboCtrl*)m_validatorWindow;

     }
     }

-    return TRUE;
+#endif
+
+    wxFAIL_MSG(
+        "wxTextValidator can only be used with wxTextCtrl, wxComboBox, "
+        "or wxComboCtrl"
+    );
+
+    return NULL;

 }
 
 // Called when the value in the window must be validated.
 // This function can pop up an error message.
 bool wxTextValidator::Validate(wxWindow *parent)
 {
 }
 
 // Called when the value in the window must be validated.
 // This function can pop up an error message.
 bool wxTextValidator::Validate(wxWindow *parent)
 {

-    if ( !m_validatorWindow )
-        return FALSE;
-    if ( !m_validatorWindow->IsKindOf(CLASSINFO(wxTextCtrl)) )
-        return FALSE;
-    if ( !m_stringValue )
-        return FALSE;
-
-    wxTextCtrl *control = (wxTextCtrl *) m_validatorWindow ;
-

     // If window is disabled, simply return
     // If window is disabled, simply return

-    if ( !control->Enabled() )
-        return TRUE;
-
-    wxString val(control->GetValue());
+    if ( !m_validatorWindow->IsEnabled() )
+        return true;

 
 

-    bool ok = TRUE;
+    wxTextEntry * const text = GetTextEntry();
+    if ( !text )
+        return false;

 
 

-    // this format string should contian exactly one '%s'
-    const wxChar *errormsg = _("'%s' is invalid");
+    wxString val(text->GetValue());

 
 

-    if ( m_validatorStyle & wxFILTER_INCLUDE_LIST )
+    wxString errormsg;
+    if ( HasFlag(wxFILTER_EMPTY) && val.empty() )

     {
     {

-        if ( !m_includeList.Member(val) )
-        {
-            ok = FALSE;
-        }
+        errormsg = _("Required information entry is empty.");

     }
     }

-    else if ( m_validatorStyle & wxFILTER_EXCLUDE_LIST )
+    else if ( !(errormsg = IsValid(val)).empty() )

     {
     {

-        if ( m_excludeList.Member(val) )
-        {
-            ok = FALSE;
-        }
+        // NB: this format string should always contain exactly one '%s'
+        wxString buf;
+        buf.Printf(errormsg, val.c_str());
+        errormsg = buf;

     }
     }

-    else if ( (m_validatorStyle & wxFILTER_ASCII) && !val.IsAscii() )
-    {
-        ok = FALSE;

 
 

-        errormsg = _("'%s' should only contain ASCII characters.");
-    }
-    else if ( (m_validatorStyle & wxFILTER_ALPHA) && !wxIsAlpha(val) )
+    if ( !errormsg.empty() )

     {
     {

-        ok = FALSE;
+        m_validatorWindow->SetFocus();
+        wxMessageBox(errormsg, _("Validation conflict"),
+                     wxOK | wxICON_EXCLAMATION, parent);

 
 

-        errormsg = _("'%s' should only contain alphabetic characters.");
+        return false;

     }
     }

-    else if ( (m_validatorStyle & wxFILTER_ALPHANUMERIC) && !wxIsAlphaNumeric(val))
+
+    return true;
+}
+
+// Called to transfer data to the window
+bool wxTextValidator::TransferToWindow()
+{
+    if ( m_stringValue )

     {
     {

-        ok = FALSE;
+        wxTextEntry * const text = GetTextEntry();
+        if ( !text )
+            return false;

 
 

-        errormsg = _("'%s' should only contain alphabetic or numeric characters.");
+        text->SetValue(*m_stringValue);

     }
     }

-    else if ( (m_validatorStyle & wxFILTER_NUMERIC) && !wxIsNumeric(val))
+
+    return true;
+}
+
+// Called to transfer data to the window
+bool wxTextValidator::TransferFromWindow()
+{
+    if ( m_stringValue )

     {
     {

-        ok = FALSE;
+        wxTextEntry * const text = GetTextEntry();
+        if ( !text )
+            return false;

 
 

-        errormsg = _("'%s' should be numeric.");
+        *m_stringValue = text->GetValue();

     }
 
     }
 

-    if ( !ok )
-    {
-        m_validatorWindow->SetFocus();
+    return true;
+}

 
 

-        wxString buf;
-        buf.Printf(errormsg, val.c_str());
+// IRIX mipsPro refuses to compile wxStringCheck<func>() if func is inline so
+// let's work around this by using this non-template function instead of
+// wxStringCheck(). And while this might be fractionally less efficient because
+// the function call won't be inlined like this, we don't care enough about
+// this to add extra #ifs for non-IRIX case.
+namespace
+{

 
 

-        wxMessageBox(buf, _("Validation conflict"),
-                     wxOK | wxICON_EXCLAMATION, parent);
+bool CheckString(bool (*func)(const wxUniChar&), const wxString& str)
+{
+    for ( wxString::const_iterator i = str.begin(); i != str.end(); ++i )
+    {
+        if ( !func(*i) )
+            return false;

     }
 
     }
 

-    return ok;
+    return true;

 }
 
 }
 

-// Called to transfer data to the window
-bool wxTextValidator::TransferToWindow(void)
+} // anonymous namespace
+
+wxString wxTextValidator::IsValid(const wxString& val) const

 {
 {

-    if ( !m_validatorWindow )
-        return FALSE;
-    if ( !m_validatorWindow->IsKindOf(CLASSINFO(wxTextCtrl)) )
-        return FALSE;
-    if ( !m_stringValue )
-        return FALSE;
+    // 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) && !CheckString(wxIsalpha, val) )
+        return _("'%s' should only contain alphabetic characters.");
+    if ( HasFlag(wxFILTER_ALPHANUMERIC) && !CheckString(wxIsalnum, val) )
+        return _("'%s' should only contain alphabetic or numeric characters.");
+    if ( HasFlag(wxFILTER_DIGITS) && !CheckString(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;
+}

 
 

-    wxTextCtrl *control = (wxTextCtrl *) m_validatorWindow ;
-    control->SetValue(* m_stringValue) ;
+bool wxTextValidator::ContainsOnlyIncludedCharacters(const wxString& val) const
+{
+    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;

 
 

-    return TRUE;
+    // all characters of 'val' are present in m_includes
+    return true;

 }
 
 }
 

-// Called to transfer data to the window
-bool wxTextValidator::TransferFromWindow(void)
+bool wxTextValidator::ContainsExcludedCharacters(const wxString& val) const

 {
 {

-    if ( !m_validatorWindow )
-        return FALSE;
-    if ( !m_validatorWindow->IsKindOf(CLASSINFO(wxTextCtrl)) )
-        return FALSE;
-    if ( !m_stringValue )
-        return FALSE;
-
-    wxTextCtrl *control = (wxTextCtrl *) m_validatorWindow ;
-    * m_stringValue = control->GetValue() ;
+    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;

 
 

-    return TRUE;
+    // all characters of 'val' are NOT present in m_excludes
+    return false;

 }
 
 }
 

-void wxTextValidator::SetIncludeList(const wxStringList& list)
+void wxTextValidator::SetCharIncludes(const wxString& chars)

 {
 {

-/*
-    if ( !M_VTEXTDATA )
-        return;
-*/
+    wxArrayString arr;

 
 

-    m_includeList.Clear();
-    // TODO: replace with =
-    wxNode *node = list.First() ;
-    while ( node )
-    {
-        wxChar *s = (wxChar *)node->Data();
-        m_includeList.Add(s);
-        node = node->Next();
-    }
+    for ( wxString::const_iterator i = chars.begin(); i != chars.end(); ++i )
+        arr.Add(*i);
+
+    SetIncludes(arr);

 }
 
 }
 

-void wxTextValidator::SetExcludeList(const wxStringList& list)
+void wxTextValidator::SetCharExcludes(const wxString& chars)

 {
 {

-/*
-    if ( !M_VTEXTDATA )
-        return;
-*/
+    wxArrayString arr;

 
 

-    m_excludeList.Clear();
-    // TODO: replace with =
-    wxNode *node = list.First() ;
-    while ( node )
-    {
-        wxChar *s = (wxChar *)node->Data();
-        m_excludeList.Add(s);
-        node = node->Next();
-    }
+    for ( wxString::const_iterator i = chars.begin(); i != chars.end(); ++i )
+        arr.Add(*i);
+
+    SetExcludes(arr);

 }
 
 void wxTextValidator::OnChar(wxKeyEvent& event)
 {
 }
 
 void wxTextValidator::OnChar(wxKeyEvent& event)
 {

-/*
-    if ( !M_VTEXTDATA )
+    if (!m_validatorWindow)
+    {
+        event.Skip();

         return;
         return;

-*/
+    }
+
+    int keyCode = event.GetKeyCode();

 
 

-    if ( m_validatorWindow )
+    // we don't filter special keys and delete
+    if (keyCode < WXK_SPACE || keyCode == WXK_DELETE || keyCode >= WXK_START)

     {
     {

-        int keyCode = event.KeyCode();
-
-        // we don't filter special keys and Delete
-        if (
-             !(keyCode < WXK_SPACE || keyCode == WXK_DELETE || keyCode > WXK_START) &&
-             (
-              ((m_validatorStyle & wxFILTER_ASCII) && !isascii(keyCode)) ||
-              ((m_validatorStyle & wxFILTER_ALPHA) && !isalpha(keyCode)) ||
-              ((m_validatorStyle & wxFILTER_ALPHANUMERIC) && !isalnum(keyCode)) ||
-              ((m_validatorStyle & wxFILTER_NUMERIC) && !isdigit(keyCode)
-                                && keyCode != '.' && keyCode != '-')
-             )
-           )
-        {
-            if ( !wxValidator::IsSilent() )
-                wxBell();
-
-            // eat message
-            return;
-        }
+        event.Skip();
+        return;

     }
 
     }
 

-    event.Skip();
-}
-
-static bool wxIsNumeric(const wxString& val)
-{
-    int i;
-    for ( i = 0; i < (int)val.Length(); i++)
+    wxString str((wxUniChar)keyCode, 1);
+    if (!IsValid(str).empty())

     {
     {

-        if ((!isdigit(val[i])) && (val[i] != '.'))
-          if(!((i == 0) && (val[i] == '-')))
-            return FALSE;
+        if ( !wxValidator::IsSilent() )
+            wxBell();
+
+        // eat message
+        return;

     }
     }

-    return TRUE;
+    else
+        event.Skip();

 }
 
 }
 

+
+#endif
+  // wxUSE_VALIDATORS && (wxUSE_TEXTCTRL || wxUSE_COMBOBOX)