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1 | ///////////////////////////////////////////////////////////////////////////// | |
2 | // Name: textctrl.cpp | |
3 | // Purpose: | |
4 | // Author: Robert Roebling | |
5 | // Id: $Id$ | |
6 | // Copyright: (c) 1998 Robert Roebling, Vadim Zeitlin | |
7 | // Licence: wxWindows licence | |
8 | ///////////////////////////////////////////////////////////////////////////// | |
9 | ||
10 | #ifdef __GNUG__ | |
11 | #pragma implementation "textctrl.h" | |
12 | #endif | |
13 | ||
14 | #include "wx/textctrl.h" | |
15 | #include "wx/utils.h" | |
16 | #include "wx/intl.h" | |
17 | #include "wx/settings.h" | |
18 | ||
19 | #include <sys/types.h> | |
20 | #include <sys/stat.h> | |
21 | #include <ctype.h> | |
22 | ||
23 | #include "gdk/gdk.h" | |
24 | #include "gtk/gtk.h" | |
25 | #include "gdk/gdkkeysyms.h" | |
26 | ||
27 | //----------------------------------------------------------------------------- | |
28 | // data | |
29 | //----------------------------------------------------------------------------- | |
30 | ||
31 | extern bool g_blockEventsOnDrag; | |
32 | ||
33 | //----------------------------------------------------------------------------- | |
34 | // "changed" | |
35 | //----------------------------------------------------------------------------- | |
36 | ||
37 | static void | |
38 | gtk_text_changed_callback( GtkWidget *WXUNUSED(widget), wxTextCtrl *win ) | |
39 | { | |
40 | win->SetModified(); | |
41 | ||
42 | win->CalculateScrollbar(); | |
43 | ||
44 | wxCommandEvent event( wxEVT_COMMAND_TEXT_UPDATED, win->m_windowId ); | |
45 | event.SetString( copystring(win->GetValue()) ); | |
46 | event.SetEventObject( win ); | |
47 | win->GetEventHandler()->ProcessEvent( event ); | |
48 | delete[] event.GetString(); | |
49 | } | |
50 | ||
51 | //----------------------------------------------------------------------------- | |
52 | // "size_allocate" | |
53 | //----------------------------------------------------------------------------- | |
54 | ||
55 | static void | |
56 | gtk_text_size_callback( GtkWidget *WXUNUSED(widget), GtkAllocation* WXUNUSED(alloc), wxTextCtrl *win ) | |
57 | { | |
58 | win->CalculateScrollbar(); | |
59 | } | |
60 | ||
61 | //----------------------------------------------------------------------------- | |
62 | // wxTextCtrl | |
63 | //----------------------------------------------------------------------------- | |
64 | ||
65 | IMPLEMENT_DYNAMIC_CLASS(wxTextCtrl,wxControl) | |
66 | ||
67 | BEGIN_EVENT_TABLE(wxTextCtrl, wxControl) | |
68 | EVT_CHAR(wxTextCtrl::OnChar) | |
69 | END_EVENT_TABLE() | |
70 | ||
71 | #ifndef NO_TEXT_WINDOW_STREAM | |
72 | wxTextCtrl::wxTextCtrl() : streambuf() | |
73 | { | |
74 | if (allocate()) setp(base(),ebuf()); | |
75 | ||
76 | m_modified = FALSE; | |
77 | } | |
78 | #else | |
79 | wxTextCtrl::wxTextCtrl() | |
80 | { | |
81 | m_modified = FALSE; | |
82 | } | |
83 | #endif | |
84 | ||
85 | #ifndef NO_TEXT_WINDOW_STREAM | |
86 | wxTextCtrl::wxTextCtrl( wxWindow *parent, wxWindowID id, const wxString &value, | |
87 | const wxPoint &pos, const wxSize &size, | |
88 | int style, const wxValidator& validator, const wxString &name ) : streambuf() | |
89 | { | |
90 | if (allocate()) setp(base(),ebuf()); | |
91 | ||
92 | m_modified = FALSE; | |
93 | Create( parent, id, value, pos, size, style, validator, name ); | |
94 | } | |
95 | #else | |
96 | wxTextCtrl::wxTextCtrl( wxWindow *parent, wxWindowID id, const wxString &value, | |
97 | const wxPoint &pos, const wxSize &size, | |
98 | int style, const wxValidator& validator, const wxString &name ) | |
99 | { | |
100 | m_modified = FALSE; | |
101 | Create( parent, id, value, pos, size, style, validator, name ); | |
102 | } | |
103 | #endif | |
104 | ||
105 | bool wxTextCtrl::Create( wxWindow *parent, wxWindowID id, const wxString &value, | |
106 | const wxPoint &pos, const wxSize &size, | |
107 | int style, const wxValidator& validator, const wxString &name ) | |
108 | { | |
109 | m_needParent = TRUE; | |
110 | m_acceptsFocus = TRUE; | |
111 | ||
112 | PreCreation( parent, id, pos, size, style, name ); | |
113 | ||
114 | SetValidator( validator ); | |
115 | ||
116 | m_vScrollbarVisible = TRUE; | |
117 | ||
118 | bool multi_line = (style & wxTE_MULTILINE) != 0; | |
119 | if ( multi_line ) | |
120 | { | |
121 | // a multi-line edit control: create a vertical scrollbar by default and | |
122 | // horizontal if requested | |
123 | bool bHasHScrollbar = (style & wxHSCROLL) != 0; | |
124 | ||
125 | // create our control... | |
126 | m_text = gtk_text_new( (GtkAdjustment *) NULL, (GtkAdjustment *) NULL ); | |
127 | ||
128 | // ... and put into the upper left hand corner of the table | |
129 | m_widget = gtk_table_new(bHasHScrollbar ? 2 : 1, 2, FALSE); | |
130 | gtk_table_attach( GTK_TABLE(m_widget), m_text, 0, 1, 0, 1, | |
131 | (GtkAttachOptions)(GTK_FILL | GTK_EXPAND | GTK_SHRINK), | |
132 | (GtkAttachOptions)(GTK_FILL | GTK_EXPAND | GTK_SHRINK), | |
133 | 0, 0); | |
134 | ||
135 | // put the horizontal scrollbar in the lower left hand corner | |
136 | if (bHasHScrollbar) | |
137 | { | |
138 | GtkWidget *hscrollbar = gtk_hscrollbar_new(GTK_TEXT(m_text)->hadj); | |
139 | gtk_table_attach(GTK_TABLE(m_widget), hscrollbar, 0, 1, 1, 2, | |
140 | (GtkAttachOptions)(GTK_EXPAND | GTK_FILL), | |
141 | GTK_FILL, | |
142 | 0, 0); | |
143 | gtk_widget_show(hscrollbar); | |
144 | } | |
145 | ||
146 | // finally, put the vertical scrollbar in the upper right corner | |
147 | m_vScrollbar = gtk_vscrollbar_new( GTK_TEXT(m_text)->vadj ); | |
148 | gtk_table_attach(GTK_TABLE(m_widget), m_vScrollbar, 1, 2, 0, 1, | |
149 | GTK_FILL, | |
150 | (GtkAttachOptions)(GTK_EXPAND | GTK_FILL | GTK_SHRINK), | |
151 | 0, 0); | |
152 | gtk_widget_show( m_vScrollbar ); | |
153 | ||
154 | gtk_signal_connect( GTK_OBJECT(m_widget), "size_allocate", | |
155 | GTK_SIGNAL_FUNC(gtk_text_size_callback), (gpointer)this ); | |
156 | } | |
157 | else | |
158 | { | |
159 | // a single-line text control: no need for scrollbars | |
160 | m_widget = | |
161 | m_text = gtk_entry_new(); | |
162 | } | |
163 | ||
164 | wxSize newSize = size; | |
165 | if (newSize.x == -1) newSize.x = 80; | |
166 | if (newSize.y == -1) newSize.y = 26; | |
167 | SetSize( newSize.x, newSize.y ); | |
168 | ||
169 | m_parent->AddChild( this ); | |
170 | ||
171 | (m_parent->m_insertCallback)( m_parent, this ); | |
172 | ||
173 | PostCreation(); | |
174 | ||
175 | if (multi_line) | |
176 | { | |
177 | gtk_widget_realize(m_text); | |
178 | gtk_widget_show(m_text); | |
179 | } | |
180 | ||
181 | // we want to be notified about text changes | |
182 | gtk_signal_connect( GTK_OBJECT(m_text), "changed", | |
183 | GTK_SIGNAL_FUNC(gtk_text_changed_callback), (gpointer)this); | |
184 | ||
185 | if (!value.IsNull()) | |
186 | { | |
187 | gint tmp = 0; | |
188 | gtk_editable_insert_text( GTK_EDITABLE(m_text), value, value.Length(), &tmp ); | |
189 | SetInsertionPointEnd(); | |
190 | } | |
191 | ||
192 | if (style & wxTE_PASSWORD) | |
193 | { | |
194 | if (!multi_line) | |
195 | gtk_entry_set_visibility( GTK_ENTRY(m_text), FALSE ); | |
196 | } | |
197 | ||
198 | if (style & wxTE_READONLY) | |
199 | { | |
200 | if (!multi_line) | |
201 | gtk_entry_set_editable( GTK_ENTRY(m_text), FALSE ); | |
202 | } | |
203 | else | |
204 | { | |
205 | if (multi_line) | |
206 | gtk_text_set_editable( GTK_TEXT(m_text), 1 ); | |
207 | } | |
208 | ||
209 | Show( TRUE ); | |
210 | ||
211 | SetBackgroundColour( parent->GetBackgroundColour() ); | |
212 | SetForegroundColour( parent->GetForegroundColour() ); | |
213 | ||
214 | return TRUE; | |
215 | } | |
216 | ||
217 | void wxTextCtrl::CalculateScrollbar() | |
218 | { | |
219 | if ((m_windowStyle & wxTE_MULTILINE) == 0) return; | |
220 | ||
221 | GtkAdjustment *adj = GTK_TEXT(m_text)->vadj; | |
222 | ||
223 | if (adj->upper - adj->page_size < 0.8) | |
224 | { | |
225 | if (m_vScrollbarVisible) | |
226 | { | |
227 | gtk_widget_hide( m_vScrollbar ); | |
228 | ||
229 | m_vScrollbarVisible = FALSE; | |
230 | } | |
231 | } | |
232 | else | |
233 | { | |
234 | if (!m_vScrollbarVisible) | |
235 | { | |
236 | gtk_widget_show( m_vScrollbar ); | |
237 | ||
238 | m_vScrollbarVisible = TRUE; | |
239 | } | |
240 | } | |
241 | } | |
242 | ||
243 | wxString wxTextCtrl::GetValue() const | |
244 | { | |
245 | wxCHECK_MSG( m_text != NULL, "", "invalid text ctrl" ); | |
246 | ||
247 | wxString tmp; | |
248 | if (m_windowStyle & wxTE_MULTILINE) | |
249 | { | |
250 | gint len = gtk_text_get_length( GTK_TEXT(m_text) ); | |
251 | char *text = gtk_editable_get_chars( GTK_EDITABLE(m_text), 0, len ); | |
252 | tmp = text; | |
253 | g_free( text ); | |
254 | } | |
255 | else | |
256 | { | |
257 | tmp = gtk_entry_get_text( GTK_ENTRY(m_text) ); | |
258 | } | |
259 | return tmp; | |
260 | } | |
261 | ||
262 | void wxTextCtrl::SetValue( const wxString &value ) | |
263 | { | |
264 | wxCHECK_RET( m_text != NULL, "invalid text ctrl" ); | |
265 | ||
266 | wxString tmp = ""; | |
267 | if (!value.IsNull()) tmp = value; | |
268 | if (m_windowStyle & wxTE_MULTILINE) | |
269 | { | |
270 | gint len = gtk_text_get_length( GTK_TEXT(m_text) ); | |
271 | gtk_editable_delete_text( GTK_EDITABLE(m_text), 0, len ); | |
272 | len = 0; | |
273 | gtk_editable_insert_text( GTK_EDITABLE(m_text), tmp, tmp.Length(), &len ); | |
274 | } | |
275 | else | |
276 | { | |
277 | gtk_entry_set_text( GTK_ENTRY(m_text), tmp ); | |
278 | } | |
279 | } | |
280 | ||
281 | void wxTextCtrl::WriteText( const wxString &text ) | |
282 | { | |
283 | wxCHECK_RET( m_text != NULL, "invalid text ctrl" ); | |
284 | ||
285 | if (text.IsNull()) return; | |
286 | ||
287 | if (m_windowStyle & wxTE_MULTILINE) | |
288 | { | |
289 | gint len = gtk_text_get_length( GTK_TEXT(m_text) ); | |
290 | gtk_editable_insert_text( GTK_EDITABLE(m_text), text, text.Length(), &len ); | |
291 | } | |
292 | else | |
293 | { | |
294 | gtk_entry_append_text( GTK_ENTRY(m_text), text ); | |
295 | } | |
296 | } | |
297 | ||
298 | bool wxTextCtrl::LoadFile( const wxString &file ) | |
299 | { | |
300 | wxCHECK_MSG( m_text != NULL, FALSE, "invalid text ctrl" ); | |
301 | ||
302 | if (!wxFileExists(file)) return FALSE; | |
303 | ||
304 | Clear(); | |
305 | ||
306 | FILE *fp = (FILE*) NULL; | |
307 | struct stat statb; | |
308 | ||
309 | if ((stat ((char*) (const char*) file, &statb) == -1) || (statb.st_mode & S_IFMT) != S_IFREG || | |
310 | !(fp = fopen ((char*) (const char*) file, "r"))) | |
311 | { | |
312 | return FALSE; | |
313 | } | |
314 | else | |
315 | { | |
316 | gint len = statb.st_size; | |
317 | char *text; | |
318 | if (!(text = (char*)malloc ((unsigned) (len + 1)))) | |
319 | { | |
320 | fclose (fp); | |
321 | return FALSE; | |
322 | } | |
323 | if (fread (text, sizeof (char), len, fp) != (size_t) len) | |
324 | { | |
325 | } | |
326 | fclose (fp); | |
327 | ||
328 | text[len] = 0; | |
329 | ||
330 | if (m_windowStyle & wxTE_MULTILINE) | |
331 | { | |
332 | gint pos = 0; | |
333 | gtk_editable_insert_text( GTK_EDITABLE(m_text), text, len, &pos ); | |
334 | } | |
335 | else | |
336 | { | |
337 | gtk_entry_set_text( GTK_ENTRY(m_text), text ); | |
338 | } | |
339 | ||
340 | free (text); | |
341 | m_modified = FALSE; | |
342 | return TRUE; | |
343 | } | |
344 | return FALSE; | |
345 | } | |
346 | ||
347 | bool wxTextCtrl::SaveFile( const wxString &file ) | |
348 | { | |
349 | wxCHECK_MSG( m_text != NULL, FALSE, "invalid text ctrl" ); | |
350 | ||
351 | if (file == "") return FALSE; | |
352 | ||
353 | FILE *fp; | |
354 | ||
355 | if (!(fp = fopen ((char*) (const char*) file, "w"))) | |
356 | { | |
357 | return FALSE; | |
358 | } | |
359 | else | |
360 | { | |
361 | char *text = (char*) NULL; | |
362 | gint len = 0; | |
363 | ||
364 | if (m_windowStyle & wxTE_MULTILINE) | |
365 | { | |
366 | len = gtk_text_get_length( GTK_TEXT(m_text) ); | |
367 | text = gtk_editable_get_chars( GTK_EDITABLE(m_text), 0, len ); | |
368 | } | |
369 | else | |
370 | { | |
371 | text = gtk_entry_get_text( GTK_ENTRY(m_text) ); | |
372 | } | |
373 | ||
374 | if (fwrite (text, sizeof (char), len, fp) != (size_t) len) | |
375 | { | |
376 | // Did not write whole file | |
377 | } | |
378 | ||
379 | // Make sure newline terminates the file | |
380 | if (text[len - 1] != '\n') | |
381 | fputc ('\n', fp); | |
382 | ||
383 | fclose (fp); | |
384 | ||
385 | if (m_windowStyle & wxTE_MULTILINE) g_free( text ); | |
386 | ||
387 | m_modified = FALSE; | |
388 | return TRUE; | |
389 | } | |
390 | ||
391 | return TRUE; | |
392 | } | |
393 | ||
394 | wxString wxTextCtrl::GetLineText( long lineNo ) const | |
395 | { | |
396 | if (m_windowStyle & wxTE_MULTILINE) | |
397 | { | |
398 | gint len = gtk_text_get_length( GTK_TEXT(m_text) ); | |
399 | char *text = gtk_editable_get_chars( GTK_EDITABLE(m_text), 0, len ); | |
400 | ||
401 | if (text) | |
402 | { | |
403 | wxString buf(""); | |
404 | long i; | |
405 | int currentLine = 0; | |
406 | for (i = 0; currentLine != lineNo && text[i]; i++ ) | |
407 | if (text[i] == '\n') | |
408 | currentLine++; | |
409 | // Now get the text | |
410 | int j; | |
411 | for (j = 0; text[i] && text[i] != '\n'; i++, j++ ) | |
412 | buf += text[i]; | |
413 | ||
414 | g_free( text ); | |
415 | return buf; | |
416 | } | |
417 | else | |
418 | return wxEmptyString; | |
419 | } | |
420 | else | |
421 | { | |
422 | if (lineNo == 0) return GetValue(); | |
423 | return wxEmptyString; | |
424 | } | |
425 | } | |
426 | ||
427 | void wxTextCtrl::OnDropFiles( wxDropFilesEvent &WXUNUSED(event) ) | |
428 | { | |
429 | wxFAIL_MSG( "wxTextCtrl::OnDropFiles not implemented" ); | |
430 | } | |
431 | ||
432 | long wxTextCtrl::PositionToXY(long pos, long *x, long *y ) const | |
433 | { | |
434 | if ( m_windowStyle & wxTE_MULTILINE ) | |
435 | { | |
436 | wxString text = GetValue(); | |
437 | ||
438 | // cast to prevent warning. But pos really should've been unsigned. | |
439 | if( (unsigned long)pos > text.Len() ) | |
440 | return FALSE; | |
441 | ||
442 | *x=1; // Col 1 | |
443 | *y=1; // Line 1 | |
444 | ||
445 | if (pos == 0) | |
446 | return TRUE; | |
447 | ||
448 | const char* stop = text.c_str() + pos; | |
449 | for ( const char *p = text.c_str(); p < stop; p++ ) | |
450 | { | |
451 | if (*p == '\n') | |
452 | { | |
453 | (*y)++; | |
454 | *x=1; | |
455 | } | |
456 | else | |
457 | (*x)++; | |
458 | } | |
459 | } | |
460 | else // single line control | |
461 | { | |
462 | if ( pos <= GTK_ENTRY(m_text)->text_length ) | |
463 | { | |
464 | *y = 1; | |
465 | *x = pos; | |
466 | } | |
467 | else | |
468 | { | |
469 | // index out of bounds | |
470 | return FALSE; | |
471 | } | |
472 | } | |
473 | ||
474 | return TRUE; | |
475 | } | |
476 | ||
477 | long wxTextCtrl::XYToPosition(long x, long y ) const | |
478 | { | |
479 | if (!(m_windowStyle & wxTE_MULTILINE)) return 0; | |
480 | ||
481 | long pos=0; | |
482 | /* This is a kludge; our XY values are 1-based, but GetLineLength() | |
483 | * and --Text() start counting at 0. (and so say the docs) */ | |
484 | for( int i=1; i<y; i++ ) pos += GetLineLength(i-1) + 1; // one for '\n' | |
485 | ||
486 | pos += x-1; // Pos start with 0 | |
487 | return pos; | |
488 | } | |
489 | ||
490 | int wxTextCtrl::GetLineLength(long lineNo) const | |
491 | { | |
492 | wxString str = GetLineText (lineNo); | |
493 | return (int) str.Length(); | |
494 | } | |
495 | ||
496 | int wxTextCtrl::GetNumberOfLines() const | |
497 | { | |
498 | if (m_windowStyle & wxTE_MULTILINE) | |
499 | { | |
500 | gint len = gtk_text_get_length( GTK_TEXT(m_text) ); | |
501 | char *text = gtk_editable_get_chars( GTK_EDITABLE(m_text), 0, len ); | |
502 | ||
503 | if (text) | |
504 | { | |
505 | int currentLine = 0; | |
506 | for (int i = 0; i < len; i++ ) | |
507 | { | |
508 | if (text[i] == '\n') | |
509 | currentLine++; | |
510 | } | |
511 | g_free( text ); | |
512 | ||
513 | // currentLine is 0 based, add 1 to get number of lines | |
514 | return currentLine + 1; | |
515 | } | |
516 | else | |
517 | { | |
518 | return 0; | |
519 | } | |
520 | } | |
521 | else | |
522 | { | |
523 | return 1; | |
524 | } | |
525 | } | |
526 | ||
527 | void wxTextCtrl::SetInsertionPoint( long pos ) | |
528 | { | |
529 | wxCHECK_RET( m_text != NULL, "invalid text ctrl" ); | |
530 | ||
531 | if (m_windowStyle & wxTE_MULTILINE) | |
532 | gtk_text_set_point( GTK_TEXT(m_text), (int)pos ); | |
533 | else | |
534 | gtk_entry_set_position( GTK_ENTRY(m_text), (int)pos ); | |
535 | } | |
536 | ||
537 | void wxTextCtrl::SetInsertionPointEnd() | |
538 | { | |
539 | wxCHECK_RET( m_text != NULL, "invalid text ctrl" ); | |
540 | ||
541 | if (m_windowStyle & wxTE_MULTILINE) | |
542 | SetInsertionPoint(gtk_text_get_length(GTK_TEXT(m_text))); | |
543 | else | |
544 | gtk_entry_set_position( GTK_ENTRY(m_text), -1 ); | |
545 | } | |
546 | ||
547 | void wxTextCtrl::SetEditable( bool editable ) | |
548 | { | |
549 | wxCHECK_RET( m_text != NULL, "invalid text ctrl" ); | |
550 | ||
551 | if (m_windowStyle & wxTE_MULTILINE) | |
552 | gtk_text_set_editable( GTK_TEXT(m_text), editable ); | |
553 | else | |
554 | gtk_entry_set_editable( GTK_ENTRY(m_text), editable ); | |
555 | } | |
556 | ||
557 | void wxTextCtrl::SetSelection( long from, long to ) | |
558 | { | |
559 | wxCHECK_RET( m_text != NULL, "invalid text ctrl" ); | |
560 | ||
561 | gtk_editable_select_region( GTK_EDITABLE(m_text), (gint)from, (gint)to ); | |
562 | } | |
563 | ||
564 | void wxTextCtrl::ShowPosition( long WXUNUSED(pos) ) | |
565 | { | |
566 | wxFAIL_MSG( "wxTextCtrl::ShowPosition not implemented" ); | |
567 | } | |
568 | ||
569 | long wxTextCtrl::GetInsertionPoint() const | |
570 | { | |
571 | wxCHECK_MSG( m_text != NULL, 0, "invalid text ctrl" ); | |
572 | ||
573 | return (long) GTK_EDITABLE(m_text)->current_pos; | |
574 | } | |
575 | ||
576 | long wxTextCtrl::GetLastPosition() const | |
577 | { | |
578 | wxCHECK_MSG( m_text != NULL, 0, "invalid text ctrl" ); | |
579 | ||
580 | int pos = 0; | |
581 | if (m_windowStyle & wxTE_MULTILINE) | |
582 | pos = gtk_text_get_length( GTK_TEXT(m_text) ); | |
583 | else | |
584 | pos = GTK_ENTRY(m_text)->text_length; | |
585 | ||
586 | return (long)pos-1; | |
587 | } | |
588 | ||
589 | void wxTextCtrl::Remove( long from, long to ) | |
590 | { | |
591 | wxCHECK_RET( m_text != NULL, "invalid text ctrl" ); | |
592 | ||
593 | gtk_editable_delete_text( GTK_EDITABLE(m_text), (gint)from, (gint)to ); | |
594 | } | |
595 | ||
596 | void wxTextCtrl::Replace( long from, long to, const wxString &value ) | |
597 | { | |
598 | wxCHECK_RET( m_text != NULL, "invalid text ctrl" ); | |
599 | ||
600 | gtk_editable_delete_text( GTK_EDITABLE(m_text), (gint)from, (gint)to ); | |
601 | if (value.IsNull()) return; | |
602 | gint pos = (gint)from; | |
603 | gtk_editable_insert_text( GTK_EDITABLE(m_text), value, value.Length(), &pos ); | |
604 | } | |
605 | ||
606 | void wxTextCtrl::Cut() | |
607 | { | |
608 | wxCHECK_RET( m_text != NULL, "invalid text ctrl" ); | |
609 | ||
610 | #if (GTK_MINOR_VERSION == 1) | |
611 | gtk_editable_cut_clipboard( GTK_EDITABLE(m_text) ); | |
612 | #else | |
613 | gtk_editable_cut_clipboard( GTK_EDITABLE(m_text), 0 ); | |
614 | #endif | |
615 | } | |
616 | ||
617 | void wxTextCtrl::Copy() | |
618 | { | |
619 | wxCHECK_RET( m_text != NULL, "invalid text ctrl" ); | |
620 | ||
621 | #if (GTK_MINOR_VERSION == 1) | |
622 | gtk_editable_copy_clipboard( GTK_EDITABLE(m_text) ); | |
623 | #else | |
624 | gtk_editable_copy_clipboard( GTK_EDITABLE(m_text), 0 ); | |
625 | #endif | |
626 | } | |
627 | ||
628 | void wxTextCtrl::Paste() | |
629 | { | |
630 | wxCHECK_RET( m_text != NULL, "invalid text ctrl" ); | |
631 | ||
632 | #if (GTK_MINOR_VERSION == 1) | |
633 | gtk_editable_paste_clipboard( GTK_EDITABLE(m_text) ); | |
634 | #else | |
635 | gtk_editable_paste_clipboard( GTK_EDITABLE(m_text), 0 ); | |
636 | #endif | |
637 | } | |
638 | ||
639 | void wxTextCtrl::Clear() | |
640 | { | |
641 | SetValue( "" ); | |
642 | } | |
643 | ||
644 | void wxTextCtrl::OnChar( wxKeyEvent &key_event ) | |
645 | { | |
646 | wxCHECK_RET( m_text != NULL, "invalid text ctrl" ); | |
647 | ||
648 | if ((key_event.KeyCode() == WXK_RETURN) && (m_windowStyle & wxPROCESS_ENTER)) | |
649 | { | |
650 | wxCommandEvent event(wxEVT_COMMAND_TEXT_ENTER, m_windowId); | |
651 | event.SetEventObject(this); | |
652 | if (GetEventHandler()->ProcessEvent(event)) return; | |
653 | } | |
654 | ||
655 | key_event.Skip(); | |
656 | } | |
657 | ||
658 | #ifndef NO_TEXT_WINDOW_STREAM | |
659 | int wxTextCtrl::overflow( int WXUNUSED(c) ) | |
660 | { | |
661 | int len = pptr() - pbase(); | |
662 | char *txt = new char[len+1]; | |
663 | strncpy(txt, pbase(), len); | |
664 | txt[len] = '\0'; | |
665 | (*this) << txt; | |
666 | setp(pbase(), epptr()); | |
667 | delete[] txt; | |
668 | return EOF; | |
669 | } | |
670 | ||
671 | int wxTextCtrl::sync() | |
672 | { | |
673 | int len = pptr() - pbase(); | |
674 | char *txt = new char[len+1]; | |
675 | strncpy(txt, pbase(), len); | |
676 | txt[len] = '\0'; | |
677 | (*this) << txt; | |
678 | setp(pbase(), epptr()); | |
679 | delete[] txt; | |
680 | return 0; | |
681 | } | |
682 | ||
683 | int wxTextCtrl::underflow() | |
684 | { | |
685 | return EOF; | |
686 | } | |
687 | ||
688 | wxTextCtrl& wxTextCtrl::operator<<(const wxString& s) | |
689 | { | |
690 | WriteText(s); | |
691 | return *this; | |
692 | } | |
693 | ||
694 | wxTextCtrl& wxTextCtrl::operator<<(float f) | |
695 | { | |
696 | static char buf[100]; | |
697 | sprintf(buf, "%.2f", f); | |
698 | WriteText(buf); | |
699 | return *this; | |
700 | } | |
701 | ||
702 | wxTextCtrl& wxTextCtrl::operator<<(double d) | |
703 | { | |
704 | static char buf[100]; | |
705 | sprintf(buf, "%.2f", d); | |
706 | WriteText(buf); | |
707 | return *this; | |
708 | } | |
709 | ||
710 | wxTextCtrl& wxTextCtrl::operator<<(int i) | |
711 | { | |
712 | static char buf[100]; | |
713 | sprintf(buf, "%i", i); | |
714 | WriteText(buf); | |
715 | return *this; | |
716 | } | |
717 | ||
718 | wxTextCtrl& wxTextCtrl::operator<<(long i) | |
719 | { | |
720 | static char buf[100]; | |
721 | sprintf(buf, "%ld", i); | |
722 | WriteText(buf); | |
723 | return *this; | |
724 | } | |
725 | ||
726 | wxTextCtrl& wxTextCtrl::operator<<(const char c) | |
727 | { | |
728 | char buf[2]; | |
729 | ||
730 | buf[0] = c; | |
731 | buf[1] = 0; | |
732 | WriteText(buf); | |
733 | return *this; | |
734 | } | |
735 | #endif | |
736 | ||
737 | GtkWidget* wxTextCtrl::GetConnectWidget() | |
738 | { | |
739 | return GTK_WIDGET(m_text); | |
740 | } | |
741 | ||
742 | bool wxTextCtrl::IsOwnGtkWindow( GdkWindow *window ) | |
743 | { | |
744 | if (m_windowStyle & wxTE_MULTILINE) | |
745 | return (window == GTK_TEXT(m_text)->text_area); | |
746 | else | |
747 | return (window == GTK_ENTRY(m_text)->text_area); | |
748 | } | |
749 | ||
750 | void wxTextCtrl::SetFont( const wxFont &WXUNUSED(font) ) | |
751 | { | |
752 | wxCHECK_RET( m_text != NULL, "invalid text ctrl" ); | |
753 | ||
754 | // doesn't work | |
755 | } | |
756 | ||
757 | void wxTextCtrl::SetForegroundColour( const wxColour &WXUNUSED(colour) ) | |
758 | { | |
759 | wxCHECK_RET( m_text != NULL, "invalid text ctrl" ); | |
760 | ||
761 | // doesn't work | |
762 | } | |
763 | ||
764 | void wxTextCtrl::SetBackgroundColour( const wxColour &colour ) | |
765 | { | |
766 | wxCHECK_RET( m_text != NULL, "invalid text ctrl" ); | |
767 | ||
768 | wxControl::SetBackgroundColour( colour ); | |
769 | ||
770 | wxColour sysbg = wxSystemSettings::GetSystemColour( wxSYS_COLOUR_BTNFACE ); | |
771 | if (sysbg.Red() == colour.Red() && | |
772 | sysbg.Green() == colour.Green() && | |
773 | sysbg.Blue() == colour.Blue()) | |
774 | { | |
775 | return; | |
776 | } | |
777 | ||
778 | if (!m_backgroundColour.Ok()) return; | |
779 | ||
780 | if (m_windowStyle & wxTE_MULTILINE) | |
781 | { | |
782 | GdkWindow *window = GTK_TEXT(m_text)->text_area; | |
783 | m_backgroundColour.CalcPixel( gdk_window_get_colormap( window ) ); | |
784 | gdk_window_set_background( window, m_backgroundColour.GetColor() ); | |
785 | gdk_window_clear( window ); | |
786 | } | |
787 | } | |
788 | ||
789 | void wxTextCtrl::ApplyWidgetStyle() | |
790 | { | |
791 | if (m_windowStyle & wxTE_MULTILINE) | |
792 | { | |
793 | // how ? | |
794 | } | |
795 | else | |
796 | { | |
797 | SetWidgetStyle(); | |
798 | gtk_widget_set_style( m_text, m_widgetStyle ); | |
799 | } | |
800 | } | |
801 |