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1/////////////////////////////////////////////////////////////////////////////
2// Name: valtext.cpp
3// Purpose: wxTextValidator
4// Author: Julian Smart
5// Modified by:
6// Created: 04/01/98
7// RCS-ID: $Id$
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8// Copyright: (c) Julian Smart
9// Licence: wxWindows licence
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10/////////////////////////////////////////////////////////////////////////////
11
14f355c2 12#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
ce4169a4 13#pragma implementation "valtext.h"
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14#endif
15
16// For compilers that support precompilation, includes "wx.h".
17#include "wx/wxprec.h"
18
19#ifdef __BORLANDC__
ce4169a4 20 #pragma hdrstop
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21#endif
22
d7260478 23#if wxUSE_VALIDATORS && wxUSE_TEXTCTRL
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24
25#ifndef WX_PRECOMP
26 #include <stdio.h>
27 #include "wx/textctrl.h"
28 #include "wx/utils.h"
29 #include "wx/msgdlg.h"
30 #include "wx/intl.h"
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31#endif
32
33#include "wx/valtext.h"
34
35#include <ctype.h>
36#include <string.h>
37#include <stdlib.h>
38
ce3ed50d 39#ifdef __SALFORDC__
a994f81b 40 #include <clib.h>
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41#endif
42
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43IMPLEMENT_DYNAMIC_CLASS(wxTextValidator, wxValidator)
44
45BEGIN_EVENT_TABLE(wxTextValidator, wxValidator)
a994f81b 46 EVT_CHAR(wxTextValidator::OnChar)
c801d85f 47END_EVENT_TABLE()
c801d85f 48
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49static bool wxIsNumeric(const wxString& val);
50
debe6624 51wxTextValidator::wxTextValidator(long style, wxString *val)
c801d85f 52{
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53 m_validatorStyle = style;
54 m_stringValue = val;
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55/*
56 m_refData = new wxVTextRefData;
57
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58 M_VTEXTDATA->m_validatorStyle = style;
59 M_VTEXTDATA->m_stringValue = val;
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60*/
61}
62
63wxTextValidator::wxTextValidator(const wxTextValidator& val)
d84afea9 64 : wxValidator()
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65{
66 Copy(val);
67}
68
69bool wxTextValidator::Copy(const wxTextValidator& val)
70{
71 wxValidator::Copy(val);
72
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73 m_validatorStyle = val.m_validatorStyle;
74 m_stringValue = val.m_stringValue;
a994f81b 75
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76 m_includeList = val.m_includeList;
77 m_excludeList = val.m_excludeList;
52cd14b1 78
dc259b79 79 return TRUE;
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80}
81
82wxTextValidator::~wxTextValidator()
83{
84}
85
86static bool wxIsAlpha(const wxString& val)
87{
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88 int i;
89 for ( i = 0; i < (int)val.Length(); i++)
90 {
f6bcfd97 91 if (!wxIsalpha(val[i]))
dc259b79 92 return FALSE;
a994f81b 93 }
dc259b79 94 return TRUE;
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95}
96
97static bool wxIsAlphaNumeric(const wxString& val)
98{
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99 int i;
100 for ( i = 0; i < (int)val.Length(); i++)
101 {
f6bcfd97 102 if (!wxIsalnum(val[i]))
dc259b79 103 return FALSE;
a994f81b 104 }
dc259b79 105 return TRUE;
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106}
107
108// Called when the value in the window must be validated.
109// This function can pop up an error message.
110bool wxTextValidator::Validate(wxWindow *parent)
111{
33c5b54b 112 if( !CheckValidator() )
dc259b79 113 return FALSE;
a994f81b 114
52cd14b1 115 wxTextCtrl *control = (wxTextCtrl *) m_validatorWindow;
a994f81b 116
6cd47507 117 // If window is disabled, simply return
f03fc89f 118 if ( !control->IsEnabled() )
dc259b79 119 return TRUE;
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120
121 wxString val(control->GetValue());
122
dc259b79 123 bool ok = TRUE;
a994f81b 124
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125 // NB: this format string should contian exactly one '%s'
126 wxString errormsg;
a994f81b 127
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128 bool includeList = (m_validatorStyle & wxFILTER_INCLUDE_LIST) != 0;
129 if ( includeList || (m_validatorStyle & wxFILTER_EXCLUDE_LIST) )
a994f81b 130 {
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131 // if includeList, it's only ok to have the members of the list,
132 // otherwise it's only ok to have non-members
133 ok = includeList == m_includeList.Member(val);
134 if ( !ok )
a994f81b 135 {
e9086757 136 errormsg = _("'%s' is invalid");
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137 }
138 }
139 else if ( (m_validatorStyle & wxFILTER_ASCII) && !val.IsAscii() )
140 {
dc259b79 141 ok = FALSE;
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142
143 errormsg = _("'%s' should only contain ASCII characters.");
144 }
145 else if ( (m_validatorStyle & wxFILTER_ALPHA) && !wxIsAlpha(val) )
146 {
dc259b79 147 ok = FALSE;
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148
149 errormsg = _("'%s' should only contain alphabetic characters.");
150 }
151 else if ( (m_validatorStyle & wxFILTER_ALPHANUMERIC) && !wxIsAlphaNumeric(val))
152 {
dc259b79 153 ok = FALSE;
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154
155 errormsg = _("'%s' should only contain alphabetic or numeric characters.");
156 }
157 else if ( (m_validatorStyle & wxFILTER_NUMERIC) && !wxIsNumeric(val))
158 {
dc259b79 159 ok = FALSE;
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160
161 errormsg = _("'%s' should be numeric.");
162 }
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163 else if ( (m_validatorStyle & wxFILTER_INCLUDE_CHAR_LIST) && !IsInCharIncludeList(val))
164 {
165 //it's only ok to have the members of the list
166 errormsg = _("'%s' is invalid");
dc259b79 167 ok = FALSE;
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168 }
169 else if ( (m_validatorStyle & wxFILTER_EXCLUDE_CHAR_LIST) && !IsNotInCharExcludeList(val))
170 {
171 // it's only ok to have non-members of the list
172 errormsg = _("'%s' is invalid");
dc259b79 173 ok = FALSE;
aaae8296 174 }
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175
176 if ( !ok )
177 {
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178 wxASSERT_MSG( !errormsg.empty(), _T("you forgot to set errormsg") );
179
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180 m_validatorWindow->SetFocus();
181
182 wxString buf;
183 buf.Printf(errormsg, val.c_str());
184
185 wxMessageBox(buf, _("Validation conflict"),
186 wxOK | wxICON_EXCLAMATION, parent);
187 }
188
189 return ok;
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190}
191
192// Called to transfer data to the window
193bool wxTextValidator::TransferToWindow(void)
194{
33c5b54b 195 if( !CheckValidator() )
dc259b79 196 return FALSE;
c801d85f 197
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198 if ( m_stringValue )
199 {
200 wxTextCtrl *control = (wxTextCtrl *) m_validatorWindow;
201 control->SetValue(* m_stringValue);
202 }
c801d85f 203
dc259b79 204 return TRUE;
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205}
206
207// Called to transfer data to the window
208bool wxTextValidator::TransferFromWindow(void)
209{
33c5b54b 210 if( !CheckValidator() )
dc259b79 211 return FALSE;
c801d85f 212
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213 if ( m_stringValue )
214 {
215 wxTextCtrl *control = (wxTextCtrl *) m_validatorWindow;
216 *m_stringValue = control->GetValue();
217 }
c801d85f 218
dc259b79 219 return TRUE;
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220}
221
222void wxTextValidator::SetIncludeList(const wxStringList& list)
223{
222ed1d6 224 m_includeList = list;
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225}
226
227void wxTextValidator::SetExcludeList(const wxStringList& list)
228{
222ed1d6 229 m_excludeList = list;
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230}
231
232void wxTextValidator::OnChar(wxKeyEvent& event)
233{
234/*
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235 if ( !M_VTEXTDATA )
236 return;
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237*/
238
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239 if ( m_validatorWindow )
240 {
12a3f227 241 int keyCode = event.GetKeyCode();
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242
243 // we don't filter special keys and Delete
244 if (
245 !(keyCode < WXK_SPACE || keyCode == WXK_DELETE || keyCode > WXK_START) &&
246 (
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247 ((m_validatorStyle & wxFILTER_INCLUDE_CHAR_LIST) && !IsInCharIncludeList(wxString((wxChar) keyCode, 1))) ||
248 ((m_validatorStyle & wxFILTER_EXCLUDE_CHAR_LIST) && !IsNotInCharExcludeList(wxString((wxChar) keyCode, 1))) ||
b1e4e7cc 249 ((m_validatorStyle & wxFILTER_ASCII) && !isascii(keyCode)) ||
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250 ((m_validatorStyle & wxFILTER_ALPHA) && !wxIsalpha(keyCode)) ||
251 ((m_validatorStyle & wxFILTER_ALPHANUMERIC) && !wxIsalnum(keyCode)) ||
252 ((m_validatorStyle & wxFILTER_NUMERIC) && !wxIsdigit(keyCode)
543f08a6 253 && keyCode != '.' && keyCode != ',' && keyCode != '-')
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254 )
255 )
256 {
257 if ( !wxValidator::IsSilent() )
258 wxBell();
259
260 // eat message
261 return;
262 }
263 }
264
265 event.Skip();
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266}
267
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268static bool wxIsNumeric(const wxString& val)
269{
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270 int i;
271 for ( i = 0; i < (int)val.Length(); i++)
272 {
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273 // Allow for "," (French) as well as "." -- in future we should
274 // use wxSystemSettings or other to do better localisation
1c193821 275 if ((!wxIsdigit(val[i])) && (val[i] != '.') && (val[i] != ',') && (val[i] != wxT('e')) && (val[i] != wxT('E')) && (val[i] != wxT('+')) && (val[i] != wxT('-')))
dc259b79 276 return FALSE;
a994f81b 277 }
dc259b79 278 return TRUE;
386af6a2 279}
c801d85f 280
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281bool wxTextValidator::IsInCharIncludeList(const wxString& val)
282{
283 size_t i;
284 for ( i = 0; i < val.Length(); i++)
285 {
286 if (!m_includeList.Member((wxString) val[i]))
dc259b79 287 return FALSE;
aaae8296 288 }
dc259b79 289 return TRUE;
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290}
291
292bool wxTextValidator::IsNotInCharExcludeList(const wxString& val)
293{
294 size_t i;
295 for ( i = 0; i < val.Length(); i++)
296 {
297 if (m_excludeList.Member((wxString) val[i]))
dc259b79 298 return FALSE;
aaae8296 299 }
dc259b79 300 return TRUE;
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301}
302
ce4169a4 303#endif
d7260478 304 // wxUSE_VALIDATORS && wxUSE_TEXTCTRL