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0106a226 RR |
1 | ///////////////////////////////////////////////////////////////////////////// |
2 | // Name: wxedit.cpp | |
3 | // Author: Robert Roebling | |
4 | // Created: 04/07/02 | |
5 | // Copyright: | |
6 | ///////////////////////////////////////////////////////////////////////////// | |
7 | ||
8 | #ifdef __GNUG__ | |
9 | #pragma implementation "wxedit.cpp" | |
10 | #endif | |
11 | ||
12 | // For compilers that support precompilation | |
13 | #include "wx/wxprec.h" | |
14 | ||
15 | #ifdef __BORLANDC__ | |
16 | #pragma hdrstop | |
17 | #endif | |
18 | ||
40de795f | 19 | #include "wx/filename.h" |
6a4e5f03 | 20 | #include "wx/config.h" |
40de795f | 21 | |
0106a226 RR |
22 | // Include private headers |
23 | #include "wxedit.h" | |
24 | ||
6a4e5f03 RR |
25 | //------------------------------------------------------------------------------ |
26 | // constants | |
27 | //------------------------------------------------------------------------------ | |
28 | ||
29 | #define HISTORY_ENTRIES 3 | |
30 | ||
0106a226 RR |
31 | //------------------------------------------------------------------------------ |
32 | // MyFrame | |
33 | //------------------------------------------------------------------------------ | |
34 | ||
35 | BEGIN_EVENT_TABLE(MyFrame,wxFrame) | |
36 | EVT_MENU(ID_ABOUT, MyFrame::OnAbout) | |
a0760bd3 | 37 | |
0106a226 RR |
38 | EVT_MENU(ID_NEW, MyFrame::OnNew) |
39 | EVT_MENU(ID_OPEN, MyFrame::OnOpen) | |
40 | EVT_MENU(ID_SAVE, MyFrame::OnSave) | |
41 | EVT_MENU(ID_SAVEAS, MyFrame::OnSaveAs) | |
42 | EVT_MENU(ID_QUIT, MyFrame::OnQuit) | |
a0760bd3 RR |
43 | |
44 | EVT_MENU(ID_COPY, MyFrame::OnCopy) | |
45 | EVT_MENU(ID_CUT, MyFrame::OnCut) | |
46 | EVT_MENU(ID_PASTE, MyFrame::OnPaste) | |
47 | EVT_MENU(ID_DELETE, MyFrame::OnDelete) | |
48 | ||
6a4e5f03 | 49 | EVT_MENU_RANGE(ID_LAST_1, ID_LAST_3, MyFrame::OnLastFiles) |
a0760bd3 | 50 | |
0106a226 | 51 | EVT_CLOSE(MyFrame::OnCloseWindow) |
6a4e5f03 | 52 | EVT_UPDATE_UI(-1,MyFrame::OnUpdateUI) |
0106a226 RR |
53 | END_EVENT_TABLE() |
54 | ||
55 | MyFrame::MyFrame( wxWindow *parent, wxWindowID id, const wxString &title, | |
56 | const wxPoint &position, const wxSize& size, long style ) : | |
57 | wxFrame( parent, id, title, position, size, style ) | |
58 | { | |
6a4e5f03 | 59 | // Create menu and status bar. |
0106a226 | 60 | CreateMyMenuBar(); |
0106a226 | 61 | CreateStatusBar(1); |
9687fdee | 62 | SetStatusText( _T("Welcome to wxEdit!") ); |
0106a226 | 63 | |
6a4e5f03 RR |
64 | // Create edit control. Since it is the only |
65 | // control in the frame, it will be resized | |
66 | // to file it out. | |
9687fdee | 67 | m_text = new wxTextCtrl( this, -1, _T(""), wxDefaultPosition, wxDefaultSize, wxTE_MULTILINE ); |
6a4e5f03 RR |
68 | |
69 | // Read .ini file for file history etc. | |
70 | wxConfig *conf = (wxConfig*) wxConfig::Get(); | |
71 | ||
72 | int entries = 0; | |
9687fdee | 73 | conf->Read( _T("/History/Count"), &entries ); |
6a4e5f03 RR |
74 | |
75 | for (int i = 0; i < entries; i++) | |
76 | { | |
77 | wxString tmp; | |
9687fdee | 78 | tmp.Printf( _T("/History/File%d"), (int)i ); |
6a4e5f03 RR |
79 | |
80 | wxString res; | |
81 | conf->Read( tmp, &res ); | |
82 | ||
83 | if (!res.empty()) | |
84 | AddToHistory( res ); | |
85 | } | |
86 | } | |
87 | ||
88 | void MyFrame::MakeHistory() | |
89 | { | |
90 | wxMenuBar *mb = GetMenuBar(); | |
91 | ||
92 | wxASSERT( mb ); | |
93 | ||
94 | int max = m_history.GetCount(); | |
95 | if (max > HISTORY_ENTRIES) | |
96 | max = HISTORY_ENTRIES; | |
97 | ||
98 | for (int i = 0; i < max; i++) | |
99 | { | |
100 | wxMenu *menu = NULL; | |
101 | mb->FindItem( ID_LAST_1 + i, &menu ); | |
102 | wxASSERT( menu ); | |
103 | ||
104 | wxFileName fname( m_history[(size_t)i] ); | |
105 | menu->SetLabel( ID_LAST_1 + i, fname.GetFullName() ); | |
106 | } | |
107 | } | |
108 | ||
109 | void MyFrame::AddToHistory( const wxString &fname ) | |
110 | { | |
111 | // Fill menu with history index | |
112 | int index = m_history.Index( fname ); | |
113 | ||
114 | if (index != wxNOT_FOUND) | |
115 | m_history.Remove( (size_t) index ); | |
116 | ||
117 | m_history.Insert( fname, 0 ); | |
118 | ||
119 | // Update menu | |
120 | MakeHistory(); | |
0106a226 RR |
121 | } |
122 | ||
123 | void MyFrame::CreateMyMenuBar() | |
124 | { | |
125 | wxMenu *file_menu = new wxMenu; | |
9687fdee | 126 | file_menu->Append( ID_ABOUT, _T("About..."), _T("Program info") ); |
0106a226 | 127 | file_menu->AppendSeparator(); |
9687fdee JS |
128 | file_menu->Append( ID_NEW, _T("New..."), _T("New text") ); |
129 | file_menu->Append( ID_OPEN, _T("Open..."), _T("Open text") ); | |
130 | file_menu->Append( ID_SAVE, _T("Save"), _T("Save text") ); | |
131 | file_menu->Append( ID_SAVEAS, _T("Save as..."), _T("Save text as...") ); | |
0106a226 | 132 | file_menu->AppendSeparator(); |
9687fdee | 133 | file_menu->Append( ID_QUIT, _T("Quit..."), _T("Quit program") ); |
6a4e5f03 RR |
134 | |
135 | wxMenu *edit_menu = new wxMenu; | |
9687fdee JS |
136 | edit_menu->Append( ID_COPY, _T("Copy") ); |
137 | edit_menu->Append( ID_CUT, _T("Cut") ); | |
138 | edit_menu->Append( ID_PASTE, _T("Paste") ); | |
6a4e5f03 | 139 | edit_menu->AppendSeparator(); |
9687fdee | 140 | edit_menu->Append( ID_DELETE, _T("Delete") ); |
6a4e5f03 RR |
141 | |
142 | wxMenu *history_menu = new wxMenu; | |
9687fdee JS |
143 | history_menu->Append( ID_LAST_1, _T("No file.") ); |
144 | history_menu->Append( ID_LAST_2, _T("No file.") ); | |
145 | history_menu->Append( ID_LAST_3, _T("No file.") ); | |
0106a226 RR |
146 | |
147 | wxMenuBar *menu_bar = new wxMenuBar(); | |
9687fdee JS |
148 | menu_bar->Append( file_menu, _T("&File") ); |
149 | menu_bar->Append( edit_menu, _T("&Edit") ); | |
150 | menu_bar->Append( history_menu, _T("&History") ); | |
0106a226 RR |
151 | |
152 | SetMenuBar( menu_bar ); | |
153 | } | |
154 | ||
a0760bd3 RR |
155 | void MyFrame::OnCopy( wxCommandEvent &event ) |
156 | { | |
157 | } | |
158 | ||
159 | void MyFrame::OnCut( wxCommandEvent &event ) | |
160 | { | |
161 | } | |
162 | ||
163 | void MyFrame::OnPaste( wxCommandEvent &event ) | |
164 | { | |
165 | } | |
166 | ||
167 | void MyFrame::OnDelete( wxCommandEvent &event ) | |
168 | { | |
169 | } | |
170 | ||
6a4e5f03 | 171 | void MyFrame::OnLastFiles( wxCommandEvent &event ) |
a0760bd3 | 172 | { |
6a4e5f03 | 173 | if (!Discard()) return; |
a0760bd3 | 174 | |
6a4e5f03 RR |
175 | if (!m_filename.empty()) |
176 | AddToHistory( m_filename ); | |
177 | ||
178 | size_t index = event.GetId() - ID_LAST_1; | |
179 | ||
180 | wxASSERT( index < m_history.GetCount() ); | |
181 | ||
182 | m_filename = m_history[index]; | |
183 | ||
184 | m_text->Clear(); | |
185 | m_text->LoadFile( m_filename ); | |
186 | ||
187 | SetStatusText( m_filename ); | |
a0760bd3 RR |
188 | } |
189 | ||
0106a226 RR |
190 | void MyFrame::OnNew( wxCommandEvent &event ) |
191 | { | |
a0760bd3 RR |
192 | if (!Discard()) return; |
193 | ||
0106a226 | 194 | m_text->Clear(); |
6a4e5f03 RR |
195 | |
196 | if (!m_filename.empty()) | |
197 | AddToHistory( m_filename ); | |
198 | ||
199 | m_filename = wxEmptyString; | |
200 | ||
9687fdee | 201 | SetStatusText( _T("") ); |
0106a226 RR |
202 | } |
203 | ||
204 | void MyFrame::OnOpen( wxCommandEvent &event ) | |
205 | { | |
6a4e5f03 RR |
206 | if (!Discard()) return; |
207 | ||
9687fdee JS |
208 | wxFileDialog dialog( this, _T("Open text"), _T(""), _T(""), |
209 | _T("Text file (*.txt)|*.txt|Any file (*)|*"), | |
0106a226 | 210 | wxOPEN|wxFILE_MUST_EXIST ); |
40de795f RR |
211 | if (dialog.ShowModal() == wxID_OK) |
212 | { | |
213 | m_text->Clear(); | |
214 | ||
215 | #ifdef __WXX11__ | |
216 | wxFileName fname( dialog.GetPath() ); | |
9687fdee JS |
217 | if ((fname.GetExt() == _T("cpp")) || |
218 | (fname.GetExt() == _T("c")) || | |
219 | (fname.GetExt() == _T("h")) || | |
220 | (fname.GetExt() == _T("cxx")) || | |
221 | (fname.GetExt() == _T("hxx"))) | |
40de795f RR |
222 | { |
223 | m_text->SetLanguage( wxSOURCE_LANG_CPP ); | |
224 | } | |
225 | else | |
9687fdee | 226 | if (fname.GetExt() == _T("py")) |
40de795f RR |
227 | { |
228 | m_text->SetLanguage( wxSOURCE_LANG_PYTHON ); | |
229 | } | |
230 | else | |
9687fdee JS |
231 | if ((fname.GetExt() == _T("pl")) || |
232 | (fname.GetExt() == _T("pm"))) | |
40de795f RR |
233 | { |
234 | m_text->SetLanguage( wxSOURCE_LANG_PYTHON ); | |
235 | } | |
236 | else | |
237 | { | |
238 | m_text->SetLanguage( wxSOURCE_LANG_NONE ); | |
239 | } | |
240 | #endif | |
241 | ||
6a4e5f03 RR |
242 | m_filename = dialog.GetPath(); |
243 | m_text->LoadFile( m_filename ); | |
244 | ||
245 | SetStatusText( m_filename ); | |
40de795f | 246 | } |
0106a226 RR |
247 | } |
248 | ||
249 | void MyFrame::OnSave( wxCommandEvent &event ) | |
250 | { | |
a7150197 | 251 | Save(); |
0106a226 RR |
252 | } |
253 | ||
254 | void MyFrame::OnSaveAs( wxCommandEvent &event ) | |
255 | { | |
9687fdee JS |
256 | wxFileDialog dialog( this, _T("Open text"), _T(""), _T(""), |
257 | _T("Text file (*.txt)|*.txt|Any file (*)|*"), | |
6a4e5f03 RR |
258 | wxSAVE|wxOVERWRITE_PROMPT ); |
259 | if (dialog.ShowModal() == wxID_OK) | |
260 | { | |
261 | m_filename = dialog.GetPath(); | |
262 | m_text->SaveFile( m_filename ); | |
263 | ||
264 | SetStatusText( m_filename ); | |
265 | } | |
0106a226 RR |
266 | } |
267 | ||
268 | void MyFrame::OnAbout( wxCommandEvent &event ) | |
269 | { | |
9687fdee JS |
270 | wxMessageDialog dialog( this, _T("Welcome to wxEdit\n(C)opyright Robert Roebling"), |
271 | _T("About wxEdit"), wxOK|wxICON_INFORMATION ); | |
0106a226 RR |
272 | dialog.ShowModal(); |
273 | } | |
274 | ||
275 | void MyFrame::OnQuit( wxCommandEvent &event ) | |
276 | { | |
277 | Close( TRUE ); | |
278 | } | |
279 | ||
a0760bd3 RR |
280 | bool MyFrame::Save() |
281 | { | |
a7150197 JS |
282 | wxCommandEvent event; |
283 | ||
284 | if (m_filename.empty()) | |
285 | OnSaveAs( event ); | |
286 | else | |
287 | m_text->SaveFile( m_filename ); | |
a0760bd3 RR |
288 | |
289 | return TRUE; | |
290 | } | |
291 | ||
292 | bool MyFrame::Discard() | |
0106a226 | 293 | { |
a0760bd3 RR |
294 | if (m_text->IsModified()) |
295 | { | |
9687fdee JS |
296 | wxMessageDialog dialog( this, _T("Text has been\nmodified! Save?"), |
297 | _T("wxEdit"), wxYES_NO|wxCANCEL|wxICON_EXCLAMATION ); | |
a0760bd3 RR |
298 | |
299 | int ret = dialog.ShowModal(); | |
300 | ||
301 | if (ret == wxID_CANCEL) | |
302 | return FALSE; | |
303 | ||
304 | if (ret == wxID_YES) | |
305 | { | |
306 | if (!Save()) | |
307 | return FALSE; | |
308 | } | |
309 | } | |
0106a226 | 310 | |
a0760bd3 RR |
311 | return TRUE; |
312 | } | |
313 | ||
6a4e5f03 RR |
314 | void MyFrame::OnUpdateUI( wxUpdateUIEvent &event ) |
315 | { | |
316 | switch (event.GetId()) | |
317 | { | |
318 | case ID_COPY: | |
319 | event.Enable( FALSE ); | |
320 | break; | |
321 | case ID_CUT: | |
322 | event.Enable( FALSE ); | |
323 | break; | |
324 | case ID_PASTE: | |
325 | event.Enable( FALSE ); | |
326 | break; | |
327 | case ID_DELETE: | |
3f2b72b2 | 328 | #ifdef __WXUNIVERSAL__ |
6a4e5f03 | 329 | event.Enable( m_text->HasSelection() ); |
3f2b72b2 JS |
330 | #else |
331 | { | |
332 | long selFrom, selTo; | |
333 | m_text->GetSelection(& selFrom, & selTo); | |
334 | event.Enable( selFrom != selTo ); | |
335 | } | |
336 | #endif | |
6a4e5f03 RR |
337 | break; |
338 | default: | |
339 | break; | |
340 | } | |
341 | } | |
342 | ||
a0760bd3 RR |
343 | void MyFrame::OnCloseWindow( wxCloseEvent &event ) |
344 | { | |
6a4e5f03 | 345 | // Save changes? |
a0760bd3 | 346 | if (!Discard()) return; |
6a4e5f03 RR |
347 | |
348 | // Add current to history | |
349 | if (!m_filename.empty()) | |
350 | AddToHistory( m_filename ); | |
a0760bd3 | 351 | |
6a4e5f03 RR |
352 | // Write .ini file |
353 | wxConfig *conf = (wxConfig*) wxConfig::Get(); | |
354 | ||
355 | int max = HISTORY_ENTRIES; | |
356 | if (m_history.GetCount() < (size_t)max) | |
357 | max = m_history.GetCount(); | |
358 | ||
9687fdee | 359 | conf->Write( _T("/History/Count"), max ); |
6a4e5f03 RR |
360 | |
361 | for (int i = 0; i < max; i++) | |
362 | { | |
363 | wxString tmp; | |
9687fdee | 364 | tmp.Printf( _T("/History/File%d"), (int)i ); |
6a4e5f03 RR |
365 | |
366 | conf->Write( tmp, m_history[(size_t)i] ); | |
367 | } | |
368 | ||
369 | // Flush and delete config | |
370 | delete wxConfig::Set( NULL ); | |
371 | ||
372 | // Finally destroy window and quit | |
0106a226 RR |
373 | Destroy(); |
374 | } | |
375 | ||
376 | //------------------------------------------------------------------------------ | |
377 | // MyApp | |
378 | //------------------------------------------------------------------------------ | |
379 | ||
380 | IMPLEMENT_APP(MyApp) | |
381 | ||
382 | MyApp::MyApp() | |
383 | { | |
384 | } | |
385 | ||
386 | bool MyApp::OnInit() | |
387 | { | |
9687fdee JS |
388 | SetVendorName(_T("Free world")); |
389 | SetAppName(_T("wxEdit")); | |
6a4e5f03 | 390 | |
9687fdee | 391 | MyFrame *frame = new MyFrame( NULL, -1, _T("wxEdit"), wxPoint(20,20), wxSize(500,340) ); |
0106a226 RR |
392 | frame->Show( TRUE ); |
393 | ||
394 | return TRUE; | |
395 | } | |
396 | ||
397 | int MyApp::OnExit() | |
398 | { | |
399 | return 0; | |
400 | } | |
401 |