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added possibility to throw different objects and crash directly from the main frame...
[wxWidgets.git] / src / common / valtext.cpp
1 /////////////////////////////////////////////////////////////////////////////
2 // Name: valtext.cpp
3 // Purpose: wxTextValidator
4 // Author: Julian Smart
5 // Modified by:
6 // Created: 04/01/98
7 // RCS-ID: $Id$
8 // Copyright: (c) Julian Smart
9 // Licence: wxWindows licence
10 /////////////////////////////////////////////////////////////////////////////
11
12 #if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
13 #pragma implementation "valtext.h"
14 #endif
15
16 // For compilers that support precompilation, includes "wx.h".
17 #include "wx/wxprec.h"
18
19 #ifdef __BORLANDC__
20 #pragma hdrstop
21 #endif
22
23 #if wxUSE_VALIDATORS && wxUSE_TEXTCTRL
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"
31 #endif
32
33 #include "wx/valtext.h"
34
35 #include <ctype.h>
36 #include <string.h>
37 #include <stdlib.h>
38
39 #ifdef __SALFORDC__
40 #include <clib.h>
41 #endif
42
43 IMPLEMENT_DYNAMIC_CLASS(wxTextValidator, wxValidator)
44
45 BEGIN_EVENT_TABLE(wxTextValidator, wxValidator)
46 EVT_CHAR(wxTextValidator::OnChar)
47 END_EVENT_TABLE()
48
49 static bool wxIsNumeric(const wxString& val);
50
51 wxTextValidator::wxTextValidator(long style, wxString *val)
52 {
53 m_validatorStyle = style;
54 m_stringValue = val;
55 /*
56 m_refData = new wxVTextRefData;
57
58 M_VTEXTDATA->m_validatorStyle = style;
59 M_VTEXTDATA->m_stringValue = val;
60 */
61 }
62
63 wxTextValidator::wxTextValidator(const wxTextValidator& val)
64 : wxValidator()
65 {
66 Copy(val);
67 }
68
69 bool wxTextValidator::Copy(const wxTextValidator& val)
70 {
71 wxValidator::Copy(val);
72
73 m_validatorStyle = val.m_validatorStyle;
74 m_stringValue = val.m_stringValue;
75
76 m_includes = val.m_includes;
77 m_excludes = val.m_excludes;
78
79 return true;
80 }
81
82 static bool wxIsAlpha(const wxString& val)
83 {
84 int i;
85 for ( i = 0; i < (int)val.Length(); i++)
86 {
87 if (!wxIsalpha(val[i]))
88 return false;
89 }
90 return true;
91 }
92
93 static bool wxIsAlphaNumeric(const wxString& val)
94 {
95 int i;
96 for ( i = 0; i < (int)val.Length(); i++)
97 {
98 if (!wxIsalnum(val[i]))
99 return false;
100 }
101 return true;
102 }
103
104 // Called when the value in the window must be validated.
105 // This function can pop up an error message.
106 bool wxTextValidator::Validate(wxWindow *parent)
107 {
108 if( !CheckValidator() )
109 return false;
110
111 wxTextCtrl *control = (wxTextCtrl *) m_validatorWindow;
112
113 // If window is disabled, simply return
114 if ( !control->IsEnabled() )
115 return true;
116
117 wxString val(control->GetValue());
118
119 bool ok = true;
120
121 // NB: this format string should contian exactly one '%s'
122 wxString errormsg;
123
124 bool includes = (m_validatorStyle & wxFILTER_INCLUDE_LIST) != 0;
125 if ( includes || (m_validatorStyle & wxFILTER_EXCLUDE_LIST) )
126 {
127 // if includes, it's only ok to have the members of the list,
128 // otherwise it's only ok to have non-members
129 ok = includes == (m_includes.Index(val) != wxNOT_FOUND);
130 if ( !ok )
131 {
132 errormsg = _("'%s' is invalid");
133 }
134 }
135 else if ( (m_validatorStyle & wxFILTER_ASCII) && !val.IsAscii() )
136 {
137 ok = false;
138
139 errormsg = _("'%s' should only contain ASCII characters.");
140 }
141 else if ( (m_validatorStyle & wxFILTER_ALPHA) && !wxIsAlpha(val) )
142 {
143 ok = false;
144
145 errormsg = _("'%s' should only contain alphabetic characters.");
146 }
147 else if ( (m_validatorStyle & wxFILTER_ALPHANUMERIC) && !wxIsAlphaNumeric(val))
148 {
149 ok = false;
150
151 errormsg = _("'%s' should only contain alphabetic or numeric characters.");
152 }
153 else if ( (m_validatorStyle & wxFILTER_NUMERIC) && !wxIsNumeric(val))
154 {
155 ok = false;
156
157 errormsg = _("'%s' should be numeric.");
158 }
159 else if ( (m_validatorStyle & wxFILTER_INCLUDE_CHAR_LIST) && !IsInCharIncludes(val))
160 {
161 //it's only ok to have the members of the list
162 errormsg = _("'%s' is invalid");
163 ok = false;
164 }
165 else if ( (m_validatorStyle & wxFILTER_EXCLUDE_CHAR_LIST) && !IsNotInCharExcludes(val))
166 {
167 // it's only ok to have non-members of the list
168 errormsg = _("'%s' is invalid");
169 ok = false;
170 }
171
172 if ( !ok )
173 {
174 wxASSERT_MSG( !errormsg.empty(), _T("you forgot to set errormsg") );
175
176 m_validatorWindow->SetFocus();
177
178 wxString buf;
179 buf.Printf(errormsg, val.c_str());
180
181 wxMessageBox(buf, _("Validation conflict"),
182 wxOK | wxICON_EXCLAMATION, parent);
183 }
184
185 return ok;
186 }
187
188 // Called to transfer data to the window
189 bool wxTextValidator::TransferToWindow(void)
190 {
191 if( !CheckValidator() )
192 return false;
193
194 if ( m_stringValue )
195 {
196 wxTextCtrl *control = (wxTextCtrl *) m_validatorWindow;
197 control->SetValue(* m_stringValue);
198 }
199
200 return true;
201 }
202
203 // Called to transfer data to the window
204 bool wxTextValidator::TransferFromWindow(void)
205 {
206 if( !CheckValidator() )
207 return false;
208
209 if ( m_stringValue )
210 {
211 wxTextCtrl *control = (wxTextCtrl *) m_validatorWindow;
212 *m_stringValue = control->GetValue();
213 }
214
215 return true;
216 }
217
218 #if WXWIN_COMPATIBILITY_2_4
219
220 inline void wxCopyStringListToArrayString(wxArrayString& to, const wxStringList& from)
221 {
222 to.Clear();
223
224 for(wxStringList::Node* pNode = from.GetFirst(); pNode; pNode = pNode->GetNext())
225 to.Add(pNode->GetData());
226 }
227
228 inline void wxCopyArrayStringToStringList(wxStringList& to, const wxArrayString& from)
229 {
230 to.Clear();
231
232 for(size_t i = 0; i < from.GetCount(); ++i)
233 to.Add(from[i]);
234 }
235
236 wxStringList& wxTextValidator::GetIncludeList()
237 {
238 wxCopyArrayStringToStringList(m_includeList, m_includes);
239 return m_includeList;
240 }
241
242 wxStringList& wxTextValidator::GetExcludeList()
243 {
244 wxCopyArrayStringToStringList(m_excludeList, m_excludes);
245 return m_excludeList;
246 }
247
248 void wxTextValidator::SetIncludeList(const wxStringList& list)
249 {
250 wxCopyStringListToArrayString(m_includes, list);
251 }
252
253 void wxTextValidator::SetExcludeList(const wxStringList& list)
254 {
255 wxCopyStringListToArrayString(m_excludes, list);
256 }
257
258 bool wxTextValidator::IsInCharIncludeList(const wxString& val)
259 {
260 return IsInCharIncludes(val);
261 }
262
263 bool wxTextValidator::IsNotInCharExcludeList(const wxString& val)
264 {
265 return IsNotInCharExcludes(val);
266 }
267
268 #endif //compat 2.4
269
270
271 bool wxTextValidator::IsInCharIncludes(const wxString& val)
272 {
273 size_t i;
274 for ( i = 0; i < val.Length(); i++)
275 {
276 if (m_includes.Index((wxString) val[i]) == wxNOT_FOUND)
277 return false;
278 }
279 return true;
280 }
281
282 bool wxTextValidator::IsNotInCharExcludes(const wxString& val)
283 {
284 size_t i;
285 for ( i = 0; i < val.Length(); i++)
286 {
287 if (m_excludes.Index((wxString) val[i]) != wxNOT_FOUND)
288 return false;
289 }
290 return true;
291 }
292
293 void wxTextValidator::OnChar(wxKeyEvent& event)
294 {
295 /*
296 if ( !M_VTEXTDATA )
297 return;
298 */
299
300 if ( m_validatorWindow )
301 {
302 int keyCode = event.GetKeyCode();
303
304 // we don't filter special keys and Delete
305 if (
306 !(keyCode < WXK_SPACE || keyCode == WXK_DELETE || keyCode > WXK_START) &&
307 (
308 ((m_validatorStyle & wxFILTER_INCLUDE_CHAR_LIST) && !IsInCharIncludes(wxString((wxChar) keyCode, 1))) ||
309 ((m_validatorStyle & wxFILTER_EXCLUDE_CHAR_LIST) && !IsNotInCharExcludes(wxString((wxChar) keyCode, 1))) ||
310 ((m_validatorStyle & wxFILTER_ASCII) && !isascii(keyCode)) ||
311 ((m_validatorStyle & wxFILTER_ALPHA) && !wxIsalpha(keyCode)) ||
312 ((m_validatorStyle & wxFILTER_ALPHANUMERIC) && !wxIsalnum(keyCode)) ||
313 ((m_validatorStyle & wxFILTER_NUMERIC) && !wxIsdigit(keyCode)
314 && keyCode != '.' && keyCode != ',' && keyCode != '-')
315 )
316 )
317 {
318 if ( !wxValidator::IsSilent() )
319 wxBell();
320
321 // eat message
322 return;
323 }
324 }
325
326 event.Skip();
327 }
328
329 static bool wxIsNumeric(const wxString& val)
330 {
331 int i;
332 for ( i = 0; i < (int)val.Length(); i++)
333 {
334 // Allow for "," (French) as well as "." -- in future we should
335 // use wxSystemSettings or other to do better localisation
336 if ((!wxIsdigit(val[i])) && (val[i] != '.') && (val[i] != ',') && (val[i] != wxT('e')) && (val[i] != wxT('E')) && (val[i] != wxT('+')) && (val[i] != wxT('-')))
337 return false;
338 }
339 return true;
340 }
341
342
343 #endif
344 // wxUSE_VALIDATORS && wxUSE_TEXTCTRL