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1/////////////////////////////////////////////////////////////////////////////
2// Name: textctrl.cpp
3// Purpose:
4// Author: Robert Roebling
5// Id: $Id$
6// Copyright: (c) 1998 Robert Roebling
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/log.h"
18#include "wx/settings.h"
19#include "wx/panel.h"
20#include "wx/clipbrd.h"
21#include "wx/tokenzr.h"
22
23#include "wx/univ/inphand.h"
24#include "wx/univ/renderer.h"
25#include "wx/univ/colschem.h"
26#include "wx/univ/theme.h"
27
28//-----------------------------------------------------------------------------
29// helpers
30//-----------------------------------------------------------------------------
31
32wxSourceUndoStep::wxSourceUndoStep( wxSourceUndo type, int y1, int y2, wxTextCtrl *owner )
33{
34 m_type = type;
35 m_y1 = y1;
36 m_y2 = y2;
37 m_owner = owner;
38
39 m_cursorX = m_owner->GetCursorX();
40 m_cursorY = m_owner->GetCursorY();
41
42 if (m_type == wxSOURCE_UNDO_LINE)
43 {
44 m_text = m_owner->m_lines[m_y1].m_text;
45 } else
46 if (m_type == wxSOURCE_UNDO_ENTER)
47 {
48 m_text = m_owner->m_lines[m_y1].m_text;
49 } else
50 if (m_type == wxSOURCE_UNDO_BACK)
51 {
52 for (int i = m_y1; i < m_y2+2; i++)
53 {
54 if (i >= (int)m_owner->m_lines.GetCount())
55 m_lines.Add( wxT("") );
56 else
57 m_lines.Add( m_owner->m_lines[i].m_text );
58 }
59 } else
60 if (m_type == wxSOURCE_UNDO_DELETE)
61 {
62 for (int i = m_y1; i < m_y2+1; i++)
63 {
64 m_lines.Add( m_owner->m_lines[i].m_text );
65 }
66 } else
67 if (m_type == wxSOURCE_UNDO_PASTE)
68 {
69 m_text = m_owner->m_lines[m_y1].m_text;
70 }
71}
72
73void wxSourceUndoStep::Undo()
74{
75 if (m_type == wxSOURCE_UNDO_LINE)
76 {
77 m_owner->m_lines[m_y1].m_text = m_text;
78 m_owner->MoveCursor( m_cursorX, m_cursorY );
79 m_owner->RefreshLine( m_y1 );
80 } else
81 if (m_type == wxSOURCE_UNDO_ENTER)
82 {
83 m_owner->m_lines[m_y1].m_text = m_text;
84 m_owner->m_lines.RemoveAt( m_y1+1 );
85 m_owner->MoveCursor( m_cursorX, m_cursorY );
86 m_owner->RefreshDown( m_y1 );
87 } else
88 if (m_type == wxSOURCE_UNDO_BACK)
89 {
90 m_owner->m_lines[m_y1].m_text = m_lines[0];
91 m_owner->m_lines.Insert( new wxSourceLine( m_lines[1] ), m_y1+1 );
92 m_owner->MyAdjustScrollbars();
93 m_owner->MoveCursor( m_cursorX, m_cursorY );
94 m_owner->RefreshDown( m_y1 );
95 } else
96 if (m_type == wxSOURCE_UNDO_DELETE)
97 {
98 m_owner->m_lines[m_y1].m_text = m_lines[0];
99 for (int i = 1; i < (int)m_lines.GetCount(); i++)
100 m_owner->m_lines.Insert( new wxSourceLine( m_lines[i] ), m_y1+i );
101 m_owner->MyAdjustScrollbars();
102 m_owner->MoveCursor( m_cursorX, m_cursorY );
103 m_owner->RefreshDown( m_y1 );
104 } else
105 if (m_type == wxSOURCE_UNDO_PASTE)
106 {
107 m_owner->m_lines[m_y1].m_text = m_text;
108 for (int i = 0; i < m_y2-m_y1; i++)
109 m_owner->m_lines.RemoveAt( m_y1+1 );
110 m_owner->MyAdjustScrollbars();
111 m_owner->MoveCursor( m_cursorX, m_cursorY );
112 m_owner->RefreshDown( m_y1 );
113 } else
114 if (m_type == wxSOURCE_UNDO_INSERT_LINE)
115 {
116 m_owner->m_lines.RemoveAt( m_y1 );
117 m_owner->MyAdjustScrollbars();
118 m_owner->MoveCursor( 0, m_y1 );
119 m_owner->RefreshDown( m_y1 );
120 }
121}
122
123#include "wx/arrimpl.cpp"
124WX_DEFINE_OBJARRAY(wxSourceLineArray);
125
126//-----------------------------------------------------------------------------
127// wxTextCtrl
128//-----------------------------------------------------------------------------
129
130IMPLEMENT_DYNAMIC_CLASS(wxTextCtrl,wxControl)
131
132BEGIN_EVENT_TABLE(wxTextCtrl, wxControl)
133 EVT_PAINT(wxTextCtrl::OnPaint)
134 EVT_ERASE_BACKGROUND(wxTextCtrl::OnEraseBackground)
135 EVT_CHAR(wxTextCtrl::OnChar)
136 EVT_MOUSE_EVENTS(wxTextCtrl::OnMouse)
137 EVT_IDLE(wxTextCtrl::OnIdle)
138 EVT_KILL_FOCUS(wxTextCtrl::OnKillFocus)
139 EVT_SET_FOCUS(wxTextCtrl::OnSetFocus)
140
141 EVT_MENU(wxID_CUT, wxTextCtrl::OnCut)
142 EVT_MENU(wxID_COPY, wxTextCtrl::OnCopy)
143 EVT_MENU(wxID_PASTE, wxTextCtrl::OnPaste)
144 EVT_MENU(wxID_UNDO, wxTextCtrl::OnUndo)
145 EVT_MENU(wxID_REDO, wxTextCtrl::OnRedo)
146
147 EVT_UPDATE_UI(wxID_CUT, wxTextCtrl::OnUpdateCut)
148 EVT_UPDATE_UI(wxID_COPY, wxTextCtrl::OnUpdateCopy)
149 EVT_UPDATE_UI(wxID_PASTE, wxTextCtrl::OnUpdatePaste)
150 EVT_UPDATE_UI(wxID_UNDO, wxTextCtrl::OnUpdateUndo)
151 EVT_UPDATE_UI(wxID_REDO, wxTextCtrl::OnUpdateRedo)
152END_EVENT_TABLE()
153
154void wxTextCtrl::Init()
155{
156 m_editable = TRUE;
157 m_modified = FALSE;
158
159 m_undos.DeleteContents( TRUE );
160
161 m_lang = wxSOURCE_LANG_NONE;
162
163 m_capturing = FALSE;
164
165 m_cursorX = 0;
166 m_cursorY = 0;
167
168 m_longestLine = 0;
169
170 m_bracketX = -1;
171 m_bracketY = -1;
172
173 m_overwrite = FALSE;
174 m_ignoreInput = FALSE;
175
176 ClearSelection();
177
178 m_keywordColour = wxColour( 10, 140, 10 );
179
180 m_defineColour = *wxRED;
181
182 m_variableColour = wxColour( 50, 120, 150 );
183
184 m_commentColour = wxColour( 130, 130, 130 );
185
186 m_stringColour = wxColour( 10, 140, 10 );
187}
188
189wxTextCtrl::wxTextCtrl( wxWindow *parent,
190 wxWindowID id,
191 const wxString &value,
192 const wxPoint &pos,
193 const wxSize &size,
194 long style,
195 const wxValidator& validator,
196 const wxString &name )
197 : wxScrollHelper(this)
198{
199 Init();
200
201 Create( parent, id, value, pos, size, style, validator, name );
202}
203
204bool wxTextCtrl::Create( wxWindow *parent,
205 wxWindowID id,
206 const wxString &value,
207 const wxPoint &pos,
208 const wxSize &size,
209 long style,
210 const wxValidator& validator,
211 const wxString &name )
212{
213 if ((style & wxBORDER_MASK) == 0)
214 style |= wxBORDER_SUNKEN;
215
216 if ((style & wxTE_MULTILINE) != 0)
217 style |= wxALWAYS_SHOW_SB;
218
219 wxTextCtrlBase::Create( parent, id, pos /* wxDefaultPosition */, size,
220 style|wxVSCROLL|wxHSCROLL|wxNO_FULL_REPAINT_ON_RESIZE );
221
222 SetBackgroundColour( *wxWHITE );
223
224 SetCursor( wxCursor( wxCURSOR_IBEAM ) );
225
226 m_editable = ((m_windowStyle & wxTE_READONLY) == 0);
227
228 if (HasFlag(wxTE_PASSWORD))
229 m_sourceFont = wxFont( 12, wxMODERN, wxNORMAL, wxNORMAL );
230 else
231 m_sourceFont = GetFont();
232
233 wxClientDC dc(this);
234 dc.SetFont( m_sourceFont );
235 m_lineHeight = dc.GetCharHeight();
236 m_charWidth = dc.GetCharWidth();
237
238 SetValue( value );
239
240 wxSize size_best( DoGetBestSize() );
241 wxSize new_size( size );
242 if (new_size.x == -1)
243 new_size.x = size_best.x;
244 if (new_size.y == -1)
245 new_size.y = size_best.y;
246 if ((new_size.x != size.x) || (new_size.y != size.y))
247 SetSize( new_size.x, new_size.y );
248
249 // We create an input handler since it might be useful
250 CreateInputHandler(wxINP_HANDLER_TEXTCTRL);
251
252 MyAdjustScrollbars();
253
254 return TRUE;
255}
256
257//-----------------------------------------------------------------------------
258// public methods
259//-----------------------------------------------------------------------------
260
261wxString wxTextCtrl::GetValue() const
262{
263 wxString ret;
264 for (size_t i = 0; i < m_lines.GetCount(); i++)
265 {
266 ret += m_lines[i].m_text;
267 if (i+1 < m_lines.GetCount())
268 ret += wxT('\n');
269 }
270
271 return ret;
272}
273
274void wxTextCtrl::SetValue(const wxString& value)
275{
276 m_modified = FALSE;
277
278 wxString oldValue = GetValue();
279
280 m_cursorX = 0;
281 m_cursorY = 0;
282 ClearSelection();
283 m_lines.Clear();
284 m_longestLine = 0;
285
286 if (value.IsEmpty())
287 {
288 m_lines.Add( new wxSourceLine( wxT("") ) );
289 }
290 else
291 {
292 int begin = 0;
293 int pos = 0;
294 for (;;)
295 {
296 pos = value.find( wxT('\n'), begin );
297 if (pos < 0)
298 {
299 wxSourceLine *sl = new wxSourceLine( value.Mid( begin, value.Len()-begin ) );
300 m_lines.Add( sl );
301
302 // if (sl->m_text.Len() > m_longestLine)
303 // m_longestLine = sl->m_text.Len();
304 int ww = 0;
305 GetTextExtent( sl->m_text, &ww, NULL, NULL, NULL );
306 ww /= m_charWidth;
307 if (ww > m_longestLine)
308 m_longestLine = ww;
309
310 break;
311 }
312 else
313 {
314 wxSourceLine *sl = new wxSourceLine( value.Mid( begin, pos-begin ) );
315 m_lines.Add( sl );
316
317 // if (sl->m_text.Len() > m_longestLine)
318 // m_longestLine = sl->m_text.Len();
319 int ww = 0;
320 GetTextExtent( sl->m_text, &ww, NULL, NULL, NULL );
321 ww /= m_charWidth;
322 if (ww > m_longestLine)
323 m_longestLine = ww;
324
325 begin = pos+1;
326 }
327 }
328 }
329
330 // Don't need to refresh if the value hasn't changed
331 if ((GetWindowStyle() & wxTE_MULTILINE) == 0)
332 {
333 if (value == oldValue)
334 return;
335 }
336
337 MyAdjustScrollbars();
338
339 Refresh();
340}
341
342int wxTextCtrl::GetLineLength(long lineNo) const
343{
344 if (lineNo >= (long)m_lines.GetCount())
345 return 0;
346
347 return m_lines[lineNo].m_text.Len();
348}
349
350wxString wxTextCtrl::GetLineText(long lineNo) const
351{
352 if (lineNo >= (long)m_lines.GetCount())
353 return wxT("");
354
355 return m_lines[lineNo].m_text;
356}
357
358int wxTextCtrl::GetNumberOfLines() const
359{
360 return m_lines.GetCount();
361}
362
363bool wxTextCtrl::IsModified() const
364{
365 return m_modified;
366}
367
368bool wxTextCtrl::IsEditable() const
369{
370 return m_editable;
371}
372
373void wxTextCtrl::GetSelection(long* from, long* to) const
374{
375 if (m_selStartX == -1 || m_selStartY == -1 ||
376 m_selEndX == -1 || m_selEndY == -1)
377 {
378 *from = GetInsertionPoint();
379 *to = GetInsertionPoint();
380 }
381 else
382 {
383 *from = XYToPosition(m_selStartX, m_selStartY);
384 *to = XYToPosition(m_selEndX, m_selEndY);
385 }
386}
387
388void wxTextCtrl::Clear()
389{
390 m_modified = TRUE;
391 m_cursorX = 0;
392 m_cursorY = 0;
393 ClearSelection();
394
395 m_lines.Clear();
396 m_lines.Add( new wxSourceLine( wxT("") ) );
397
398 SetScrollbars( m_charWidth, m_lineHeight, 0, 0, 0, 0 );
399 Refresh();
400 m_undos.Clear();
401}
402
403void wxTextCtrl::Replace(long from, long to, const wxString& value)
404{
405}
406
407void wxTextCtrl::Remove(long from, long to)
408{
409
410}
411
412void wxTextCtrl::DiscardEdits()
413{
414 ClearSelection();
415 Refresh();
416}
417
418void wxTextCtrl::SetMaxLength(unsigned long len)
419{
420}
421
422int wxTextCtrl::PosToPixel( int line, int pos )
423{
424 // TODO add support for Tabs
425
426 if (line >= (int)m_lines.GetCount()) return 0;
427 if (pos < 0) return 0;
428
429 wxString text = m_lines[line].m_text;
430
431 if (text.IsEmpty()) return 0;
432
433 if (pos < (int)text.Len())
434 text.Remove( pos, text.Len()-pos );
435
436 int w = 0;
437
438 GetTextExtent( text, &w, NULL, NULL, NULL );
439
440 return w;
441}
442
443int wxTextCtrl::PixelToPos( int line, int pixel )
444{
445 if (pixel < 2) return 0;
446
447 if (line >= (int)m_lines.GetCount()) return 0;
448
449 wxString text = m_lines[line].m_text;
450
451 int w = 0;
452 int res = text.Len();
453 while (res > 0)
454 {
455 GetTextExtent( text, &w, NULL, NULL, NULL );
456
457 if (w < pixel)
458 return res;
459
460 res--;
461 text.Remove( res,1 );
462 }
463
464 return 0;
465}
466
467void wxTextCtrl::SetLanguage( wxSourceLanguage lang )
468{
469 m_lang = lang;
470
471 m_keywords.Clear();
472}
473
474void wxTextCtrl::WriteText(const wxString& text2)
475{
476 if (text2.IsEmpty()) return;
477
478 m_modified = TRUE;
479
480 wxString text( text2 );
481 wxArrayString lines;
482 int pos;
483 while ( (pos = text.Find('\n')) != -1 )
484 {
485 lines.Add( text.Left( pos ) );
486 text.Remove( 0, pos+1 );
487 }
488 lines.Add( text );
489 int count = (int)lines.GetCount();
490
491 wxString tmp1( m_lines[m_cursorY].m_text );
492 wxString tmp2( tmp1 );
493 int len = (int)tmp1.Len();
494
495 if (len < m_cursorX)
496 {
497 wxString tmp;
498 for (int i = 0; i < m_cursorX-len; i++)
499 tmp.Append( ' ' );
500 m_lines[m_cursorY].m_text.Append( tmp );
501 tmp1.Append( tmp );
502 tmp2.Append( tmp );
503 }
504
505 tmp1.Remove( m_cursorX );
506 tmp2.Remove( 0, m_cursorX );
507 tmp1.Append( lines[0] );
508
509 if (count == 1)
510 {
511 m_undos.Append( new wxSourceUndoStep( wxSOURCE_UNDO_LINE, m_cursorY, m_cursorY, this ) );
512
513 tmp1.Append( tmp2 );
514 m_lines[m_cursorY].m_text = tmp1;
515 RefreshLine( m_cursorY );
516 }
517 else
518 {
519 m_undos.Append( new wxSourceUndoStep( wxSOURCE_UNDO_PASTE, m_cursorY, m_cursorY+count-1, this ) );
520
521 m_lines[m_cursorY].m_text = tmp1;
522 int i;
523 for (i = 1; i < count; i++)
524 m_lines.Insert( new wxSourceLine( lines[i] ), m_cursorY+i );
525 m_lines[m_cursorY+i-1].m_text.Append( tmp2 );
526
527 MyAdjustScrollbars();
528 RefreshDown( m_cursorY );
529 }
530}
531
532void wxTextCtrl::AppendText(const wxString& text2)
533{
534 if (text2.IsEmpty()) return;
535
536 m_modified = TRUE;
537
538 wxString text( text2 );
539 wxArrayString lines;
540 int pos;
541 while ( (pos = text.Find('\n')) != -1 )
542 {
543 lines.Add( text.Left( pos ) );
544 text.Remove( 0, pos+1 );
545 }
546 lines.Add( text );
547 int count = (int)lines.GetCount();
548
549 size_t y = m_lines.GetCount()-1;
550
551 wxString tmp( m_lines[y].m_text );
552 tmp.Append( lines[0] );
553
554 if (count == 1)
555 {
556 m_undos.Append( new wxSourceUndoStep( wxSOURCE_UNDO_LINE, y, y, this ) );
557
558 m_lines[y].m_text = tmp;
559 RefreshLine( y );
560 }
561 else
562 {
563 m_undos.Append( new wxSourceUndoStep( wxSOURCE_UNDO_PASTE, y, y+count-1, this ) );
564
565 m_lines[y].m_text = tmp;
566 int i;
567 for (i = 1; i < count; i++)
568 m_lines.Insert( new wxSourceLine( lines[i] ), y+i );
569
570 MyAdjustScrollbars();
571 RefreshDown( y );
572 }
573}
574
575bool wxTextCtrl::SetStyle(long start, long end, const wxTextAttr& style)
576{
577 return FALSE;
578}
579
580long wxTextCtrl::XYToPosition(long x, long y) const
581{
582 long ret = 0;
583
584 for (size_t i = 0; i < m_lines.GetCount(); i++)
585 {
586 if (i < (size_t)y)
587 {
588 // Add one for the end-of-line character
589 ret += m_lines[i].m_text.Len() + 1;
590 continue;
591 }
592
593 if ((size_t)x < (m_lines[i].m_text.Len()+1))
594 return (ret + x);
595 else
596 return (ret + m_lines[i].m_text.Len() + 1);
597 }
598
599 return ret;
600}
601
602bool wxTextCtrl::PositionToXY(long pos, long *x, long *y) const
603{
604 if (m_lines.GetCount() == 0)
605 {
606 if (x) *x = 0;
607 if (y) *y = 0;
608
609 return (pos == 0);
610 }
611
612 long xx = 0;
613 long yy = 0;
614
615 for (size_t i = 0; i < m_lines.GetCount(); i++)
616 {
617 //pos -= m_lines[i].m_text.Len();
618 //if (pos <= 0)
619
620 // Add one for the end-of-line character. (In Windows,
621 // there are _two_ positions for each end of line.)
622 if (pos <= ((int)m_lines[i].m_text.Len()))
623 {
624 xx = pos;
625 if (x) *x = xx;
626 if (y) *y = yy;
627 return TRUE;
628 }
629 pos -= (m_lines[i].m_text.Len() + 1);
630 yy++;
631 }
632
633 // Last pos
634 //xx = m_lines[ m_lines.GetCount()-1 ].m_text.Len();
635 xx = pos;
636 if (x) *x = xx;
637 if (y) *y = yy;
638
639 return FALSE;
640}
641
642void wxTextCtrl::ShowPosition(long pos)
643{
644}
645
646void wxTextCtrl::Copy()
647{
648 if (!HasSelection()) return;
649
650 wxString sel;
651
652 int selStartY = m_selStartY;
653 int selEndY = m_selEndY;
654 int selStartX = m_selStartX;
655 int selEndX = m_selEndX;
656
657 if ((selStartY > selEndY) ||
658 ((selStartY == selEndY) && (selStartX > selEndX)))
659 {
660 int tmp = selStartX;
661 selStartX = selEndX;
662 selEndX = tmp;
663 tmp = selStartY;
664 selStartY = selEndY;
665 selEndY = tmp;
666 }
667
668 if (selStartY == selEndY)
669 {
670 sel = m_lines[selStartY].m_text;
671
672 if (selStartX >= (int)sel.Len()) return;
673 if (selEndX > (int)sel.Len())
674 selEndX = sel.Len();
675
676 sel.Remove( selEndX, sel.Len()-selEndX );
677 sel.Remove( 0, selStartX );
678 }
679 else
680 {
681 wxString tmp( m_lines[selStartY].m_text );
682
683 if (selStartX < (int)tmp.Len())
684 {
685 tmp.Remove( 0, selStartX );
686 sel = tmp;
687 sel.Append( wxT("\n") );
688 }
689 for (int i = selStartY+1; i < selEndY; i++)
690 {
691 sel.Append( m_lines[i].m_text );
692 sel.Append( wxT("\n") );
693 }
694 tmp = m_lines[selEndY].m_text;
695 if (selEndX > (int)tmp.Len())
696 selEndX = tmp.Len();
697 if (selEndX > 0)
698 {
699 tmp.Remove( selEndX, tmp.Len()-selEndX );
700 sel.Append( tmp );
701 }
702 }
703
704 if (wxTheClipboard->Open())
705 {
706 wxTheClipboard->SetData( new wxTextDataObject( sel ) );
707 wxTheClipboard->Close();
708 }
709}
710
711void wxTextCtrl::Cut()
712{
713 Copy();
714
715 Delete();
716}
717
718void wxTextCtrl::Paste()
719{
720 Delete();
721
722 if (!wxTheClipboard->Open()) return;
723
724 if (!wxTheClipboard->IsSupported( wxDF_TEXT ))
725 {
726 wxTheClipboard->Close();
727
728 return;
729 }
730
731 wxTextDataObject data;
732
733 bool ret = wxTheClipboard->GetData( data );
734
735 wxTheClipboard->Close();
736
737 if (!ret) return;
738
739 m_modified = TRUE;
740
741 wxString text( data.GetText() );
742 wxArrayString lines;
743 int pos;
744 while ( (pos = text.Find('\n')) != -1 )
745 {
746 lines.Add( text.Left( pos ) );
747 text.Remove( 0, pos+1 );
748 }
749 lines.Add( text );
750 int count = (int)lines.GetCount();
751
752 wxString tmp1( m_lines[m_cursorY].m_text );
753 wxString tmp2( tmp1 );
754 int len = (int)tmp1.Len();
755
756 if (len < m_cursorX)
757 {
758 wxString tmp;
759 for (int i = 0; i < m_cursorX-len; i++)
760 tmp.Append( ' ' );
761 m_lines[m_cursorY].m_text.Append( tmp );
762 tmp1.Append( tmp );
763 tmp2.Append( tmp );
764 }
765
766 tmp1.Remove( m_cursorX );
767 tmp2.Remove( 0, m_cursorX );
768 tmp1.Append( lines[0] );
769
770 if (count == 1)
771 {
772 m_undos.Append( new wxSourceUndoStep( wxSOURCE_UNDO_LINE, m_cursorY, m_cursorY, this ) );
773
774 tmp1.Append( tmp2 );
775 m_lines[m_cursorY].m_text = tmp1;
776 RefreshLine( m_cursorY );
777 }
778 else
779 {
780 m_undos.Append( new wxSourceUndoStep( wxSOURCE_UNDO_PASTE, m_cursorY, m_cursorY+count-1, this ) );
781
782 m_lines[m_cursorY].m_text = tmp1;
783 int i;
784 for (i = 1; i < count; i++)
785 m_lines.Insert( new wxSourceLine( lines[i] ), m_cursorY+i );
786 m_lines[m_cursorY+i-1].m_text.Append( tmp2 );
787
788 MyAdjustScrollbars();
789 RefreshDown( m_cursorY );
790 }
791}
792
793void wxTextCtrl::Undo()
794{
795 if (m_undos.GetCount() == 0) return;
796
797 wxNode *node = m_undos.Nth( m_undos.GetCount()-1 );
798 wxSourceUndoStep *undo = (wxSourceUndoStep*) node->Data();
799
800 undo->Undo();
801
802 delete node;
803
804 m_modified = TRUE;
805}
806
807void wxTextCtrl::SetInsertionPoint(long pos)
808{
809 ClearSelection();
810 long x, y;
811 PositionToXY(pos, & x, & y);
812 m_cursorX = x;
813 m_cursorY = y;
814 // TODO: scroll to this position if necessary
815 Refresh();
816}
817
818void wxTextCtrl::SetInsertionPointEnd()
819{
820 SetInsertionPoint(GetLastPosition());
821}
822
823long wxTextCtrl::GetInsertionPoint() const
824{
825 return XYToPosition( m_cursorX, m_cursorY );
826}
827
828long wxTextCtrl::GetLastPosition() const
829{
830 size_t lineCount = m_lines.GetCount() - 1;
831 // It's the length of the line, not the length - 1,
832 // because there's a position after the last character.
833 return XYToPosition( m_lines[lineCount].m_text.Len(), lineCount );
834}
835
836void wxTextCtrl::SetSelection(long from, long to)
837{
838}
839
840void wxTextCtrl::SetEditable(bool editable)
841{
842 m_editable = editable;
843}
844
845bool wxTextCtrl::Enable( bool enable )
846{
847 return FALSE;
848}
849
850bool wxTextCtrl::SetFont(const wxFont& font)
851{
852 wxTextCtrlBase::SetFont( font );
853
854 m_sourceFont = font;
855
856 wxClientDC dc(this);
857 dc.SetFont( m_sourceFont );
858 m_lineHeight = dc.GetCharHeight();
859 m_charWidth = dc.GetCharWidth();
860
861 // TODO: recalc longest lines
862
863 MyAdjustScrollbars();
864
865 return TRUE;
866}
867
868bool wxTextCtrl::SetForegroundColour(const wxColour& colour)
869{
870 return wxWindow::SetForegroundColour( colour );
871}
872
873bool wxTextCtrl::SetBackgroundColour(const wxColour& colour)
874{
875 return wxWindow::SetBackgroundColour( colour );
876}
877
878//-----------------------------------------------------------------------------
879// private code and handlers
880//-----------------------------------------------------------------------------
881
882void wxTextCtrl::SearchForBrackets()
883{
884 int oldBracketY = m_bracketY;
885 int oldBracketX = m_bracketX;
886
887 if (m_cursorY < 0 || m_cursorY >= (int)m_lines.GetCount()) return;
888
889 wxString current = m_lines[m_cursorY].m_text;
890
891 // reverse search first
892
893 char bracket = ' ';
894
895 if (m_cursorX > 0)
896 bracket = current[(size_t) (m_cursorX-1)];
897
898 if (bracket == ')' || bracket == ']' || bracket == '}')
899 {
900 char antibracket = '(';
901 if (bracket == ']') antibracket = '[';
902 if (bracket == '}') antibracket = '{';
903
904 int count = 1;
905
906 int endY = m_cursorY-60;
907 if (endY < 0) endY = 0;
908 for (int y = m_cursorY; y >= endY; y--)
909 {
910 current = m_lines[y].m_text;
911 if (y == m_cursorY)
912 current.erase(m_cursorX-1,current.Len()-m_cursorX+1);
913
914 for (int n = current.Len()-1; n >= 0; n--)
915 {
916 // ignore chars
917 if (current[(size_t) (n)] == '\'')
918 {
919 for (int m = n-1; m >= 0; m--)
920 {
921 if (current[(size_t) (m)] == '\'')
922 {
923 if (m == 0 || current[(size_t) (m-1)] != '\\')
924 break;
925 }
926 n = m-1;
927 }
928 continue;
929 }
930
931 // ignore strings
932 if (current[(size_t) (n)] == '\"')
933 {
934 for (int m = n-1; m >= 0; m--)
935 {
936 if (current[(size_t) (m)] == '\"')
937 {
938 if (m == 0 || current[(size_t) (m-1)] != '\\')
939 break;
940 }
941 n = m-1;
942 }
943 continue;
944 }
945
946 if (current[(size_t) (n)] == antibracket)
947 {
948 count--;
949 if (count == 0)
950 {
951 m_bracketY = y;
952 m_bracketX = n;
953 if (oldBracketY != m_bracketY && oldBracketY != -1)
954 RefreshLine( oldBracketY );
955 if (m_bracketY != oldBracketY || m_bracketX != oldBracketX)
956 RefreshLine( m_bracketY );
957 return;
958 }
959 }
960 else if (current[(size_t) (n)] == bracket)
961 {
962 count++;
963 }
964 }
965 }
966 }
967
968 // then forward
969
970 bracket = ' ';
971 if ((int)current.Len() > m_cursorX)
972 bracket = current[(size_t) (m_cursorX)];
973 if (bracket == '(' || bracket == '[' || bracket == '{')
974 {
975 char antibracket = ')';
976 if (bracket == '[') antibracket = ']';
977 if (bracket == '{') antibracket = '}';
978
979 int count = 1;
980
981 int endY = m_cursorY+60;
982 if (endY > (int)(m_lines.GetCount()-1)) endY = m_lines.GetCount()-1;
983 for (int y = m_cursorY; y <= endY; y++)
984 {
985 current = m_lines[y].m_text;
986 int start = 0;
987 if (y == m_cursorY)
988 start = m_cursorX+1;
989
990 for (int n = start; n < (int)current.Len(); n++)
991 {
992 // ignore chars
993 if (current[(size_t) (n)] == '\'')
994 {
995 for (int m = n+1; m < (int)current.Len(); m++)
996 {
997 if (current[(size_t) (m)] == '\'')
998 {
999 if (m == 0 || (current[(size_t) (m-1)] != '\\') || (m >= 2 && current[(size_t) (m-2)] == '\\'))
1000 break;
1001 }
1002 n = m+1;
1003 }
1004 continue;
1005 }
1006
1007 // ignore strings
1008 if (current[(size_t) (n)] == '\"')
1009 {
1010 for (int m = n+1; m < (int)current.Len(); m++)
1011 {
1012 if (current[(size_t) (m)] == '\"')
1013 {
1014 if (m == 0 || (current[(size_t) (m-1)] != '\\') || (m >= 2 && current[(size_t) (m-2)] == '\\'))
1015 break;
1016 }
1017 n = m+1;
1018 }
1019 continue;
1020 }
1021
1022 if (current[(size_t) (n)] == antibracket)
1023 {
1024 count--;
1025 if (count == 0)
1026 {
1027 m_bracketY = y;
1028 m_bracketX = n;
1029 if (oldBracketY != m_bracketY && oldBracketY != -1)
1030 RefreshLine( oldBracketY );
1031 if (m_bracketY != oldBracketY || m_bracketX != oldBracketX)
1032 RefreshLine( m_bracketY );
1033 return;
1034 }
1035 }
1036 else if (current[(size_t) (n)] == bracket)
1037 {
1038 count++;
1039 }
1040 }
1041 }
1042 }
1043
1044 if (oldBracketY != -1)
1045 {
1046 m_bracketY = -1;
1047 RefreshLine( oldBracketY );
1048 }
1049}
1050
1051void wxTextCtrl::Delete()
1052{
1053 if (!HasSelection()) return;
1054
1055 m_modified = TRUE;
1056
1057 int selStartY = m_selStartY;
1058 int selEndY = m_selEndY;
1059 int selStartX = m_selStartX;
1060 int selEndX = m_selEndX;
1061
1062 if ((selStartY > selEndY) ||
1063 ((selStartY == selEndY) && (selStartX > selEndX)))
1064 {
1065 int tmp = selStartX;
1066 selStartX = selEndX;
1067 selEndX = tmp;
1068 tmp = selStartY;
1069 selStartY = selEndY;
1070 selEndY = tmp;
1071 }
1072
1073 int len = (int)m_lines[selStartY].m_text.Len();
1074
1075 if (selStartY == selEndY)
1076 {
1077 m_undos.Append( new wxSourceUndoStep( wxSOURCE_UNDO_LINE, selStartY, selStartY, this ) );
1078
1079 wxString tmp( m_lines[selStartY].m_text );
1080 if (selStartX < len)
1081 {
1082 if (selEndX > len)
1083 selEndX = len;
1084 tmp.Remove( selStartX, selEndX-selStartX );
1085 m_lines[selStartY].m_text = tmp;
1086 }
1087 ClearSelection();
1088 m_cursorX = selStartX;
1089 RefreshLine( selStartY );
1090 }
1091 else
1092 {
1093 m_undos.Append( new wxSourceUndoStep( wxSOURCE_UNDO_DELETE, selStartY, selEndY, this ) );
1094
1095 if (selStartX < len)
1096 m_lines[selStartY].m_text.Remove( selStartX );
1097
1098 for (int i = 0; i < selEndY-selStartY-1; i++)
1099 m_lines.RemoveAt( selStartY+1 );
1100
1101 if (selEndX < (int)m_lines[selStartY+1].m_text.Len())
1102 m_lines[selStartY+1].m_text.Remove( 0, selEndX );
1103 else
1104 m_lines[selStartY+1].m_text.Remove( 0 );
1105
1106 m_lines[selStartY].m_text.Append( m_lines[selStartY+1].m_text );
1107 m_lines.RemoveAt( selStartY+1 );
1108
1109 ClearSelection();
1110 MoveCursor( selStartX, selStartY );
1111 MyAdjustScrollbars();
1112
1113 RefreshDown( selStartY );
1114 }
1115}
1116
1117void wxTextCtrl::DeleteLine()
1118{
1119 if (HasSelection()) return;
1120
1121 if (m_cursorY < 0 || m_cursorY >= (int)m_lines.GetCount()-1) return; // TODO
1122
1123 m_undos.Append( new wxSourceUndoStep( wxSOURCE_UNDO_DELETE, m_cursorY, m_cursorY+1, this ) );
1124
1125 m_lines.RemoveAt( m_cursorY );
1126 m_cursorX = 0;
1127 if (m_cursorY >= (int)m_lines.GetCount()) m_cursorY--;
1128
1129 MyAdjustScrollbars();
1130 RefreshDown( m_cursorY );
1131}
1132
1133void wxTextCtrl::DoChar( char c )
1134{
1135 m_modified = TRUE;
1136
1137 m_undos.Append( new wxSourceUndoStep( wxSOURCE_UNDO_LINE, m_cursorY, m_cursorY, this ) );
1138
1139 wxString tmp( m_lines[m_cursorY].m_text );
1140 tmp.Trim();
1141 if (m_cursorX >= (int)tmp.Len())
1142 {
1143 int len = tmp.Len();
1144 for (int i = 0; i < m_cursorX - len; i++)
1145 tmp.Append( ' ' );
1146 tmp.Append( c );
1147 }
1148 else
1149 {
1150 if (m_overwrite)
1151 tmp.SetChar( m_cursorX, c );
1152 else
1153 tmp.insert( m_cursorX, 1, c );
1154 }
1155
1156 m_lines[m_cursorY].m_text = tmp;
1157
1158// if (tmp.Len() > m_longestLine)
1159// {
1160// m_longestLine = tmp.Len();
1161// MyAdjustScrollbars();
1162// }
1163
1164 int ww = 0;
1165 GetTextExtent( tmp, &ww, NULL, NULL, NULL );
1166 ww /= m_charWidth;
1167 if (ww > m_longestLine)
1168 {
1169 m_longestLine = ww;
1170 MyAdjustScrollbars();
1171 }
1172
1173 m_cursorX++;
1174
1175 int y = m_cursorY*m_lineHeight;
1176 // int x = (m_cursorX-1)*m_charWidth;
1177 int x = PosToPixel( m_cursorY, m_cursorX-1 );
1178 CalcScrolledPosition( x, y, &x, &y );
1179 wxRect rect( x+2, y+2, 10000, m_lineHeight );
1180 Refresh( TRUE, &rect );
1181 // refresh whole line for syntax colour highlighting
1182 rect.x = 0;
1183 Refresh( FALSE, &rect );
1184
1185 int size_x = 0;
1186 int size_y = 0;
1187 GetClientSize( &size_x, &size_y );
1188 size_x /= m_charWidth;
1189
1190 int view_x = 0;
1191 int view_y = 0;
1192 GetViewStart( &view_x, &view_y );
1193
1194 //int xx = m_cursorX;
1195 int xx = PosToPixel( m_cursorY, m_cursorX ) / m_charWidth;
1196
1197 if (xx < view_x)
1198 Scroll( xx, -1 );
1199 else if (xx > view_x+size_x-1)
1200 Scroll( xx-size_x+1, -1 );
1201}
1202
1203void wxTextCtrl::DoBack()
1204{
1205 m_modified = TRUE;
1206
1207 if (m_cursorX == 0)
1208 {
1209 if (m_cursorY == 0) return;
1210
1211 m_undos.Append( new wxSourceUndoStep( wxSOURCE_UNDO_BACK, m_cursorY-1, m_cursorY, this ) );
1212
1213 wxString tmp1( m_lines[m_cursorY-1].m_text );
1214 tmp1.Trim();
1215 wxString tmp2( m_lines[m_cursorY].m_text );
1216 tmp2.Trim();
1217 m_cursorX = tmp1.Len();
1218 m_cursorY--;
1219 tmp1.Append( tmp2 );
1220 m_lines[m_cursorY].m_text = tmp1;
1221 m_lines.RemoveAt( m_cursorY+1 );
1222
1223 MyAdjustScrollbars();
1224 RefreshDown( m_cursorY-1 );
1225 }
1226 else
1227 {
1228 m_undos.Append( new wxSourceUndoStep( wxSOURCE_UNDO_LINE, m_cursorY, m_cursorY, this ) );
1229
1230 if (m_cursorX <= (int)m_lines[m_cursorY].m_text.Len())
1231 m_lines[m_cursorY].m_text.Remove( m_cursorX-1, 1 );
1232 m_cursorX--;
1233
1234 int y = m_cursorY*m_lineHeight;
1235 // int x = m_cursorX*m_charWidth;
1236 int x = PosToPixel( m_cursorY, m_cursorX );
1237 CalcScrolledPosition( x, y, &x, &y );
1238 wxRect rect( x+2, y+2, 10000, m_lineHeight );
1239 Refresh( TRUE, &rect );
1240 // refresh whole line for syntax colour highlighting
1241 rect.x = 0;
1242 Refresh( FALSE, &rect );
1243 }
1244}
1245
1246void wxTextCtrl::DoDelete()
1247{
1248 m_modified = TRUE;
1249
1250 wxString tmp( m_lines[m_cursorY].m_text );
1251 tmp.Trim();
1252 int len = (int)tmp.Len();
1253 if (m_cursorX >= len)
1254 {
1255 if (m_cursorY == (int)m_lines.GetCount()-1) return;
1256
1257 m_undos.Append( new wxSourceUndoStep( wxSOURCE_UNDO_DELETE, m_cursorY, m_cursorY+1, this ) );
1258
1259 for (int i = 0; i < (m_cursorX-len); i++)
1260 tmp += ' ';
1261
1262 tmp += m_lines[m_cursorY+1].m_text;
1263
1264 m_lines[m_cursorY] = tmp;
1265 m_lines.RemoveAt( m_cursorY+1 );
1266
1267 MyAdjustScrollbars();
1268 RefreshDown( m_cursorY );
1269 }
1270 else
1271 {
1272 m_undos.Append( new wxSourceUndoStep( wxSOURCE_UNDO_LINE, m_cursorY, m_cursorY, this ) );
1273
1274 tmp.Remove( m_cursorX, 1 );
1275 m_lines[m_cursorY].m_text = tmp;
1276
1277 int y = m_cursorY*m_lineHeight;
1278 // int x = m_cursorX*m_charWidth;
1279 int x = PosToPixel( m_cursorY, m_cursorX );
1280 CalcScrolledPosition( x, y, &x, &y );
1281 wxRect rect( x+2, y+2, 10000, m_lineHeight );
1282 Refresh( TRUE, &rect );
1283 // refresh whole line for syntax colour highlighting
1284 rect.x = 0;
1285 Refresh( FALSE, &rect );
1286 }
1287}
1288
1289void wxTextCtrl::DoReturn()
1290{
1291 m_modified = TRUE;
1292
1293 m_undos.Append( new wxSourceUndoStep( wxSOURCE_UNDO_ENTER, m_cursorY, m_cursorY, this ) );
1294
1295 wxString tmp( m_lines[m_cursorY].m_text );
1296 size_t indent = tmp.find_first_not_of( ' ' );
1297 if (indent == wxSTRING_MAXLEN) indent = 0;
1298 tmp.Trim();
1299 if (m_cursorX >= (int)tmp.Len())
1300 {
1301 int cursorX = indent;
1302 int cursorY = m_cursorY + 1;
1303
1304 wxString new_tmp;
1305 for (size_t i = 0; i < indent; i++) new_tmp.Append( ' ' );
1306 m_lines.Insert( new wxSourceLine( new_tmp ), cursorY );
1307
1308 MyAdjustScrollbars();
1309 MoveCursor( cursorX, cursorY );
1310 RefreshDown( m_cursorY );
1311 }
1312 else
1313 {
1314 wxString tmp1( tmp );
1315 tmp1.Remove( m_cursorX, tmp.Len()-m_cursorX );
1316 m_lines[m_cursorY].m_text = tmp1;
1317
1318 wxString tmp2( tmp );
1319 tmp2.Remove( 0, m_cursorX );
1320
1321 int cursorX = indent;
1322 int cursorY = m_cursorY + 1;
1323
1324 wxString new_tmp;
1325 for (size_t i = 0; i < indent; i++) new_tmp.Append( ' ' );
1326 new_tmp.Append( tmp2 );
1327 m_lines.Insert( new wxSourceLine( new_tmp ), cursorY );
1328
1329 MyAdjustScrollbars();
1330 MoveCursor( cursorX, cursorY );
1331 RefreshDown( m_cursorY-1 );
1332 }
1333}
1334
1335void wxTextCtrl::DoDClick()
1336{
1337 wxString line( m_lines[ m_cursorY ].m_text );
1338 if (m_cursorX >= (int)line.Len()) return;
1339 int p = m_cursorX;
1340 char ch = line[(size_t) (p)];
1341 if (((ch >= 'a') && (ch <= 'z')) ||
1342 ((ch >= 'A') && (ch <= 'Z')) ||
1343 ((ch >= '0') && (ch <= '9')) ||
1344 (ch == '_'))
1345 {
1346 m_selStartY = m_cursorY;
1347 m_selEndY = m_cursorY;
1348 if (p > 0)
1349 {
1350 ch = line[(size_t) (p-1)];
1351 while (((ch >= 'a') && (ch <= 'z')) ||
1352 ((ch >= 'A') && (ch <= 'Z')) ||
1353 ((ch >= '0') && (ch <= '9')) ||
1354 (ch == '_'))
1355 {
1356 p--;
1357 if (p == 0) break;
1358 ch = line[(size_t) (p-1)];
1359 }
1360 }
1361 m_selStartX = p;
1362
1363 p = m_cursorX;
1364 if (p < (int)line.Len())
1365 {
1366 ch = line[(size_t) (p)];
1367 while (((ch >= 'a') && (ch <= 'z')) ||
1368 ((ch >= 'A') && (ch <= 'Z')) ||
1369 ((ch >= '0') && (ch <= '9')) ||
1370 (ch == '_'))
1371 {
1372 if (p >= (int)line.Len()) break;
1373 p++;
1374 ch = line[(size_t) (p)];
1375 }
1376 }
1377 m_selEndX = p;
1378 RefreshLine( m_cursorY );
1379 }
1380}
1381
1382wxString wxTextCtrl::GetNextToken( wxString &line, size_t &pos )
1383{
1384 wxString ret;
1385 size_t len = line.Len();
1386 for (size_t p = pos; p < len; p++)
1387 {
1388 if ((m_lang == wxSOURCE_LANG_PYTHON) || (m_lang == wxSOURCE_LANG_PERL))
1389 {
1390 if (line[p] == '#')
1391 {
1392 for (size_t q = p; q < len; q++)
1393 ret.Append( line[q] );
1394 pos = p;
1395 return ret;
1396 }
1397 }
1398 else
1399 {
1400 if ((line[p] == '/') && (p+1 < len) && (line[(size_t) (p+1)] == '/'))
1401 {
1402 for (size_t q = p; q < len; q++)
1403 ret.Append( line[q] );
1404 pos = p;
1405 return ret;
1406 }
1407 }
1408
1409 if (line[p] == '"')
1410 {
1411 ret.Append( line[p] );
1412 for (size_t q = p+1; q < len; q++)
1413 {
1414 ret.Append( line[q] );
1415 if ((line[q] == '"') && ((line[(size_t) (q-1)] != '\\') || (q >= 2 && line[(size_t) (q-2)] == '\\')))
1416 break;
1417 }
1418 pos = p;
1419 return ret;
1420 }
1421
1422 if (line[p] == '\'')
1423 {
1424 ret.Append( line[p] );
1425 for (size_t q = p+1; q < len; q++)
1426 {
1427 ret.Append( line[q] );
1428 if ((line[q] == '\'') && ((line[(size_t) (q-1)] != '\\') || (q >= 2 && line[(size_t) (q-2)] == '\\')))
1429 break;
1430 }
1431 pos = p;
1432 return ret;
1433 }
1434
1435 if (((line[p] >= 'a') && (line[p] <= 'z')) ||
1436 ((line[p] >= 'A') && (line[p] <= 'Z')) ||
1437 (line[p] == '_') ||
1438 (line[p] == '#'))
1439 {
1440 ret.Append( line[p] );
1441 for (size_t q = p+1; q < len; q++)
1442 {
1443 if (((line[q] >= 'a') && (line[q] <= 'z')) ||
1444 ((line[q] >= 'A') && (line[q] <= 'Z')) ||
1445 ((line[q] >= '0') && (line[q] <= '9')) ||
1446 (line[q] == '_'))
1447 {
1448 ret.Append( line[q] );
1449 continue;
1450 }
1451 else
1452 {
1453 pos = p;
1454 return ret;
1455 }
1456 }
1457 pos = p;
1458 return ret;
1459 }
1460 }
1461
1462 return ret;
1463}
1464
1465void wxTextCtrl::OnEraseBackground( wxEraseEvent &event )
1466{
1467 event.Skip();
1468}
1469
1470void wxTextCtrl::DrawLinePart( wxDC &dc, int x, int y, const wxString &toDraw, const wxString &origin, const wxColour &colour )
1471{
1472 size_t pos = 0;
1473 size_t len = origin.Len();
1474 dc.SetTextForeground( colour );
1475 while (pos < len)
1476 {
1477 while (toDraw[pos] == wxT(' '))
1478 {
1479 pos++;
1480 if (pos == len) return;
1481 }
1482
1483 size_t start = pos;
1484
1485 wxString current;
1486 current += toDraw[pos];
1487 pos++;
1488 while ( (toDraw[pos] == origin[pos]) && (pos < len))
1489 {
1490 current += toDraw[pos];
1491 pos++;
1492 }
1493
1494 int xx = 0;
1495 wxString tmp = origin.Left( start );
1496 GetTextExtent( tmp, &xx, NULL, NULL, NULL );
1497 xx += x;
1498 int yy = y;
1499 dc.DrawText( current, xx, yy );
1500 }
1501}
1502
1503void wxTextCtrl::DrawLine( wxDC &dc, int x, int y, const wxString &line2, int lineNum )
1504{
1505 int selStartY = m_selStartY;
1506 int selEndY = m_selEndY;
1507 int selStartX = m_selStartX;
1508 int selEndX = m_selEndX;
1509
1510 if ((selStartY > selEndY) ||
1511 ((selStartY == selEndY) && (selStartX > selEndX)))
1512 {
1513 int tmp = selStartX;
1514 selStartX = selEndX;
1515 selEndX = tmp;
1516 tmp = selStartY;
1517 selStartY = selEndY;
1518 selEndY = tmp;
1519 }
1520
1521 wxString line( line2 );
1522 if (HasFlag(wxTE_PASSWORD))
1523 {
1524 size_t len = line.Len();
1525 line = wxString( wxT('*'), len );
1526 }
1527
1528 wxString keyword( ' ', line.Len() );
1529 wxString define( ' ', line.Len() );
1530 wxString variable( ' ', line.Len() );
1531 wxString comment( ' ', line.Len() );
1532 wxString my_string( ' ', line.Len() );
1533 wxString selection( ' ', line.Len() );
1534
1535 if (m_lang != wxSOURCE_LANG_NONE)
1536 {
1537 if (lineNum == m_bracketY)
1538 {
1539 wxString red( ' ', line.Len() );
1540 if (m_bracketX < (int)line.Len())
1541 {
1542 red.SetChar( m_bracketX, line[(size_t) (m_bracketX)] );
1543 line.SetChar( m_bracketX, ' ' );
1544 dc.SetTextForeground( *wxRED );
1545 dc.DrawText( red, x, y );
1546 dc.SetTextForeground( *wxBLACK );
1547 }
1548 }
1549
1550 size_t pos = 0;
1551 wxString token( GetNextToken( line, pos ) );
1552 while (!token.IsNull())
1553 {
1554 if (m_keywords.Index( token ) != wxNOT_FOUND)
1555 {
1556 size_t end_pos = pos + token.Len();
1557 for (size_t i = pos; i < end_pos; i++)
1558 {
1559 keyword[i] = line[i];
1560 line[i] = ' ';
1561 }
1562 } else
1563 if (m_defines.Index( token ) != wxNOT_FOUND)
1564 {
1565 size_t end_pos = pos + token.Len();
1566 for (size_t i = pos; i < end_pos; i++)
1567 {
1568 define[i] = line[i];
1569 line[i] = ' ';
1570 }
1571 } else
1572 if ((m_variables.Index( token ) != wxNOT_FOUND) ||
1573 ((token.Len() > 2) && (token[(size_t) (0)] == 'w') && (token[(size_t) (1)] == 'x')))
1574 {
1575 size_t end_pos = pos + token.Len();
1576 for (size_t i = pos; i < end_pos; i++)
1577 {
1578 variable[i] = line[i];
1579 line[i] = ' ';
1580 }
1581 } else
1582 if ((token.Len() >= 2) && (token[(size_t) (0)] == '/') && (token[(size_t) (1)] == '/') && (m_lang == wxSOURCE_LANG_CPP))
1583 {
1584 size_t end_pos = pos + token.Len();
1585 for (size_t i = pos; i < end_pos; i++)
1586 {
1587 comment[i] = line[i];
1588 line[i] = ' ';
1589 }
1590 } else
1591 if ((token[(size_t) (0)] == '#') &&
1592 ((m_lang == wxSOURCE_LANG_PYTHON) || (m_lang == wxSOURCE_LANG_PERL)))
1593 {
1594 size_t end_pos = pos + token.Len();
1595 for (size_t i = pos; i < end_pos; i++)
1596 {
1597 comment[i] = line[i];
1598 line[i] = ' ';
1599 }
1600 } else
1601 if ((token[(size_t) (0)] == '"') || (token[(size_t) (0)] == '\''))
1602 {
1603 size_t end_pos = pos + token.Len();
1604 for (size_t i = pos; i < end_pos; i++)
1605 {
1606 my_string[i] = line[i];
1607 line[i] = ' ';
1608 }
1609 }
1610 pos += token.Len();
1611 token = GetNextToken( line, pos );
1612 }
1613 }
1614
1615 if ((lineNum < selStartY) || (lineNum > selEndY))
1616 {
1617 DrawLinePart( dc, x, y, line, line2, *wxBLACK );
1618 DrawLinePart( dc, x, y, selection, line2, *wxWHITE );
1619 DrawLinePart( dc, x, y, keyword, line2, m_keywordColour );
1620 DrawLinePart( dc, x, y, define, line2, m_defineColour );
1621 DrawLinePart( dc, x, y, variable, line2, m_variableColour );
1622 DrawLinePart( dc, x, y, comment, line2, m_commentColour );
1623 DrawLinePart( dc, x, y, my_string, line2, m_stringColour );
1624 return;
1625 }
1626
1627 if (selStartY == selEndY)
1628 {
1629 // int xx = selStartX*m_charWidth;
1630 int xx = PosToPixel( lineNum, selStartX );
1631 // int ww = (selEndX-selStartX)*m_charWidth;
1632 int ww = PosToPixel( lineNum, selEndX ) - xx;
1633 dc.DrawRectangle( xx+2, lineNum*m_lineHeight+2, ww, m_lineHeight );
1634
1635 for (size_t i = (size_t)selStartX; i < (size_t)selEndX; i++)
1636 {
1637 selection[i] = line[i];
1638 line[i] = ' ';
1639 }
1640 } else
1641 if ((lineNum > selStartY) && (lineNum < selEndY))
1642 {
1643 dc.DrawRectangle( 0+2, lineNum*m_lineHeight+2, 10000, m_lineHeight );
1644
1645 for (size_t i = 0; i < line.Len(); i++)
1646 {
1647 selection[i] = line[i];
1648 line[i] = ' ';
1649 }
1650 } else
1651 if (lineNum == selStartY)
1652 {
1653 // int xx = selStartX*m_charWidth;
1654 int xx = PosToPixel( lineNum, selStartX );
1655 dc.DrawRectangle( xx+2, lineNum*m_lineHeight+2, 10000, m_lineHeight );
1656
1657 for (size_t i = (size_t)selStartX; i < line.Len(); i++)
1658 {
1659 selection[i] = line[i];
1660 line[i] = ' ';
1661 }
1662 } else
1663 if (lineNum == selEndY)
1664 {
1665 // int ww = selEndX*m_charWidth;
1666 int ww = PosToPixel( lineNum, selEndX );
1667 dc.DrawRectangle( 0+2, lineNum*m_lineHeight+2, ww, m_lineHeight );
1668
1669 for (size_t i = 0; i < (size_t)selEndX; i++)
1670 {
1671 selection[i] = line[i];
1672 line[i] = ' ';
1673 }
1674 }
1675
1676 DrawLinePart( dc, x, y, line, line2, *wxBLACK );
1677 DrawLinePart( dc, x, y, selection, line2, *wxWHITE );
1678 DrawLinePart( dc, x, y, keyword, line2, m_keywordColour );
1679 DrawLinePart( dc, x, y, define, line2, m_defineColour );
1680 DrawLinePart( dc, x, y, variable, line2, m_variableColour );
1681 DrawLinePart( dc, x, y, comment, line2, m_commentColour );
1682 DrawLinePart( dc, x, y, my_string, line2, m_stringColour );
1683}
1684
1685void wxTextCtrl::OnPaint( wxPaintEvent &event )
1686{
1687 wxPaintDC dc(this);
1688
1689 if (m_lines.GetCount() == 0) return;
1690
1691 PrepareDC( dc );
1692
1693 dc.SetFont( m_sourceFont );
1694
1695 int scroll_y = 0;
1696 GetViewStart( NULL, &scroll_y );
1697
1698 // We have a inner border of two pixels
1699 // around the text, so scroll units do
1700 // not correspond to lines.
1701 if (scroll_y > 0) scroll_y--;
1702
1703 int size_x = 0;
1704 int size_y = 0;
1705 GetClientSize( &size_x, &size_y );
1706
1707 dc.SetPen( *wxTRANSPARENT_PEN );
1708 dc.SetBrush( wxBrush( wxTHEME_COLOUR(HIGHLIGHT), wxSOLID ) );
1709 int upper = wxMin( (int)m_lines.GetCount(), scroll_y+(size_y/m_lineHeight)+2 );
1710 for (int i = scroll_y; i < upper; i++)
1711 {
1712 int x = 0+2;
1713 int y = i*m_lineHeight+2;
1714 int w = 10000;
1715 int h = m_lineHeight;
1716 CalcScrolledPosition( x,y,&x,&y );
1717 if (IsExposed(x,y,w,h))
1718 DrawLine( dc, 0+2, i*m_lineHeight+2, m_lines[i].m_text, i );
1719 }
1720
1721 if (m_editable && (FindFocus() == this))
1722 {
1723 ///dc.SetBrush( *wxRED_BRUSH );
1724 dc.SetBrush( *wxBLACK_BRUSH );
1725 // int xx = m_cursorX*m_charWidth;
1726 int xx = PosToPixel( m_cursorY, m_cursorX );
1727 dc.DrawRectangle( xx+2, m_cursorY*m_lineHeight+2, 2, m_lineHeight );
1728 }
1729}
1730
1731void wxTextCtrl::OnMouse( wxMouseEvent &event )
1732{
1733 if (m_lines.GetCount() == 0) return;
1734
1735
1736#if 0 // there is no middle button on iPAQs
1737 if (event.MiddleDown())
1738 {
1739 Paste( TRUE );
1740 return;
1741 }
1742#endif
1743
1744 if (event.LeftDClick())
1745 {
1746 DoDClick();
1747 return;
1748 }
1749
1750 if (event.LeftDown())
1751 {
1752 m_capturing = TRUE;
1753 CaptureMouse();
1754 }
1755
1756 if (event.LeftUp())
1757 {
1758 m_capturing = FALSE;
1759 ReleaseMouse();
1760 }
1761
1762 if (event.LeftDown() ||
1763 (event.LeftIsDown() && m_capturing))
1764 {
1765 int x = event.GetX();
1766 int y = event.GetY();
1767 CalcUnscrolledPosition( x, y, &x, &y );
1768 y /= m_lineHeight;
1769 // x /= m_charWidth;
1770 x = PixelToPos( y, x );
1771 MoveCursor(
1772 wxMin( 1000, wxMax( 0, x ) ),
1773 wxMin( (int)m_lines.GetCount()-1, wxMax( 0, y ) ),
1774 event.ShiftDown() || !event.LeftDown() );
1775 }
1776}
1777
1778void wxTextCtrl::OnChar( wxKeyEvent &event )
1779{
1780 if (m_lines.GetCount() == 0) return;
1781
1782 if (!m_editable) return;
1783
1784 int size_x = 0;
1785 int size_y = 0;
1786 GetClientSize( &size_x, &size_y );
1787 size_x /= m_charWidth;
1788 size_y /= m_lineHeight;
1789 size_y--;
1790
1791 if (event.ShiftDown())
1792 {
1793 switch (event.GetKeyCode())
1794 {
1795 case '4': event.m_keyCode = WXK_LEFT; break;
1796 case '8': event.m_keyCode = WXK_UP; break;
1797 case '6': event.m_keyCode = WXK_RIGHT; break;
1798 case '2': event.m_keyCode = WXK_DOWN; break;
1799 case '9': event.m_keyCode = WXK_PRIOR; break;
1800 case '3': event.m_keyCode = WXK_NEXT; break;
1801 case '7': event.m_keyCode = WXK_HOME; break;
1802 case '1': event.m_keyCode = WXK_END; break;
1803 case '0': event.m_keyCode = WXK_INSERT; break;
1804 }
1805 }
1806
1807 switch (event.GetKeyCode())
1808 {
1809 case WXK_UP:
1810 {
1811 if (m_ignoreInput) return;
1812 if (m_cursorY > 0)
1813 MoveCursor( m_cursorX, m_cursorY-1, event.ShiftDown() );
1814 m_ignoreInput = TRUE;
1815 return;
1816 }
1817 case WXK_DOWN:
1818 {
1819 if (m_ignoreInput) return;
1820 if (m_cursorY < (int)(m_lines.GetCount()-1))
1821 MoveCursor( m_cursorX, m_cursorY+1, event.ShiftDown() );
1822 m_ignoreInput = TRUE;
1823 return;
1824 }
1825 case WXK_LEFT:
1826 {
1827 if (m_ignoreInput) return;
1828 if (m_cursorX > 0)
1829 {
1830 MoveCursor( m_cursorX-1, m_cursorY, event.ShiftDown() );
1831 }
1832 else
1833 {
1834 if (m_cursorY > 0)
1835 MoveCursor( m_lines[m_cursorY-1].m_text.Len(), m_cursorY-1, event.ShiftDown() );
1836 }
1837 m_ignoreInput = TRUE;
1838 return;
1839 }
1840 case WXK_RIGHT:
1841 {
1842 if (m_ignoreInput) return;
1843 if (m_cursorX < 1000)
1844 MoveCursor( m_cursorX+1, m_cursorY, event.ShiftDown() );
1845 m_ignoreInput = TRUE;
1846 return;
1847 }
1848 case WXK_HOME:
1849 {
1850 if (event.ControlDown())
1851 MoveCursor( 0, 0, event.ShiftDown() );
1852 else
1853 MoveCursor( 0, m_cursorY, event.ShiftDown() );
1854 return;
1855 }
1856 case WXK_END:
1857 {
1858 if (event.ControlDown())
1859 MoveCursor( 0, m_lines.GetCount()-1, event.ShiftDown() );
1860 else
1861 MoveCursor( m_lines[m_cursorY].m_text.Len(), m_cursorY, event.ShiftDown() );
1862 return;
1863 }
1864 case WXK_NEXT:
1865 {
1866 if (m_ignoreInput) return;
1867 MoveCursor( m_cursorX, wxMin( (int)(m_lines.GetCount()-1), m_cursorY+size_y ), event.ShiftDown() );
1868 m_ignoreInput = TRUE;
1869 return;
1870 }
1871 case WXK_PRIOR:
1872 {
1873 if (m_ignoreInput) return;
1874 MoveCursor( m_cursorX, wxMax( 0, m_cursorY-size_y ), event.ShiftDown() );
1875 m_ignoreInput = TRUE;
1876 return;
1877 }
1878 case WXK_INSERT:
1879 {
1880 if (event.ShiftDown())
1881 Paste();
1882 else if (event.ControlDown())
1883 Copy();
1884 else
1885 m_overwrite = !m_overwrite;
1886 return;
1887 }
1888 case WXK_RETURN:
1889 {
1890 if (m_windowStyle & wxPROCESS_ENTER)
1891 {
1892 wxCommandEvent event(wxEVT_COMMAND_TEXT_ENTER, m_windowId);
1893 event.SetEventObject(this);
1894 event.SetString(GetValue());
1895 if (GetEventHandler()->ProcessEvent(event)) return;
1896 }
1897
1898 if (IsSingleLine())
1899 {
1900 event.Skip();
1901 return;
1902 }
1903
1904 if (HasSelection())
1905 Delete();
1906 DoReturn();
1907 return;
1908 }
1909 case WXK_TAB:
1910 {
1911 if (HasSelection())
1912 Delete();
1913 bool save_overwrite = m_overwrite;
1914 m_overwrite = FALSE;
1915 int i = 4-(m_cursorX % 4);
1916 if (i == 0) i = 4;
1917 for (int c = 0; c < i; c++)
1918 DoChar( ' ' );
1919 m_overwrite = save_overwrite;
1920 return;
1921 }
1922 case WXK_BACK:
1923 {
1924 if (HasSelection())
1925 Delete();
1926 else
1927 DoBack();
1928 return;
1929 }
1930 case WXK_DELETE:
1931 {
1932 if (HasSelection())
1933 Delete();
1934 else
1935 DoDelete();
1936 return;
1937 }
1938 default:
1939 {
1940 if ( (event.KeyCode() >= 'a') &&
1941 (event.KeyCode() <= 'z') &&
1942 (event.AltDown()) )
1943 {
1944 // Alt-F etc.
1945 event.Skip();
1946 return;
1947 }
1948
1949 if ( (event.KeyCode() >= 32) &&
1950 (event.KeyCode() <= 255) &&
1951 !(event.ControlDown() && !event.AltDown()) ) // filters out Ctrl-X but leaves Alt-Gr
1952 {
1953 if (HasSelection())
1954 Delete();
1955 DoChar( (char) event.KeyCode() );
1956 return;
1957 }
1958 }
1959 }
1960
1961 event.Skip();
1962}
1963
1964void wxTextCtrl::OnIdle( wxIdleEvent &event )
1965{
1966 m_ignoreInput = FALSE;
1967
1968 if (m_lang != wxSOURCE_LANG_NONE)
1969 SearchForBrackets();
1970
1971 event.Skip( TRUE );
1972}
1973
1974void wxTextCtrl::Indent()
1975{
1976 int startY = m_cursorY;
1977 int endY = m_cursorY;
1978 if (HasSelection())
1979 {
1980 startY = m_selStartY;
1981 endY = m_selEndY;
1982 if (endY < startY)
1983 {
1984 int tmp = startY;
1985 startY = endY;
1986 endY = tmp;
1987 }
1988 }
1989
1990 m_undos.Append( new wxSourceUndoStep( wxSOURCE_UNDO_LINE, startY, endY, this ) );
1991
1992 for (int i = startY; i <= endY; i++)
1993 {
1994 m_lines[i].m_text.insert( 0u, wxT(" ") );
1995 RefreshLine( i );
1996 }
1997}
1998
1999void wxTextCtrl::Unindent()
2000{
2001 int startY = m_cursorY;
2002 int endY = m_cursorY;
2003 if (HasSelection())
2004 {
2005 startY = m_selStartY;
2006 endY = m_selEndY;
2007 if (endY < startY)
2008 {
2009 int tmp = startY;
2010 startY = endY;
2011 endY = tmp;
2012 }
2013 }
2014
2015 m_undos.Append( new wxSourceUndoStep( wxSOURCE_UNDO_LINE, startY, endY, this ) );
2016
2017 for (int i = startY; i <= endY; i++)
2018 {
2019 for (int n = 0; n < 4; n++)
2020 {
2021 if (m_lines[i].m_text[0u] == wxT(' '))
2022 m_lines[i].m_text.erase(0u,1u);
2023 }
2024 RefreshLine( i );
2025 }
2026}
2027bool wxTextCtrl::HasSelection()
2028{
2029 return ((m_selStartY != m_selEndY) || (m_selStartX != m_selEndX));
2030}
2031
2032void wxTextCtrl::ClearSelection()
2033{
2034 m_selStartX = -1;
2035 m_selStartY = -1;
2036 m_selEndX = -1;
2037 m_selEndY = -1;
2038}
2039
2040void wxTextCtrl::RefreshLine( int n )
2041{
2042 int y = n*m_lineHeight;
2043 int x = 0;
2044 CalcScrolledPosition( x, y, &x, &y );
2045 wxRect rect( 0+2, y+2, 10000, m_lineHeight );
2046 Refresh( TRUE, &rect );
2047}
2048
2049void wxTextCtrl::RefreshDown( int n )
2050{
2051 int size_x = 0;
2052 int size_y = 0;
2053 GetClientSize( &size_x, &size_y );
2054
2055 int view_x = 0;
2056 int view_y = 0;
2057 GetViewStart( &view_x, &view_y );
2058
2059 if (n < view_y)
2060 {
2061 Refresh();
2062 }
2063 else
2064 {
2065 int y = n*m_lineHeight;
2066 int x = 0;
2067 CalcScrolledPosition( x, y, &x, &y );
2068
2069 wxRect rect( 0+2, y+2, 10000, size_y );
2070 Refresh( TRUE, &rect );
2071 }
2072}
2073
2074void wxTextCtrl::MoveCursor( int new_x, int new_y, bool shift, bool centre )
2075{
2076 if (!m_editable) return;
2077
2078 // if (IsSingleLine() || (m_lang == wxSOURCE_LANG_NONE))
2079 {
2080 if (new_x > (int) (m_lines[new_y].m_text.Len()))
2081 new_x = m_lines[new_y].m_text.Len();
2082 }
2083
2084 if ((new_x == m_cursorX) && (new_y == m_cursorY)) return;
2085
2086 bool no_cursor_refresh = FALSE;
2087 bool has_selection = HasSelection();
2088
2089 if (shift)
2090 {
2091 int x,y,w,h;
2092 bool erase_background = TRUE;
2093
2094 if (!has_selection)
2095 {
2096 m_selStartX = m_cursorX;
2097 m_selStartY = m_cursorY;
2098
2099 x = 0;
2100 w = 10000;
2101 if (new_y > m_selStartY)
2102 {
2103 y = m_selStartY*m_lineHeight;
2104 h = (new_y-m_selStartY+1)*m_lineHeight;
2105 }
2106 else if (new_y == m_selStartY)
2107 {
2108 x = PosToPixel( new_y, m_selStartX );
2109 w = PosToPixel( new_y, new_x ) - x;
2110 if (w < 0)
2111 {
2112 x += w;
2113 w = -w + 2; // +2 for the cursor
2114 }
2115 y = m_selStartY*m_lineHeight;
2116 h = m_lineHeight;
2117 }
2118 else
2119 {
2120 y = new_y*m_lineHeight;
2121 h = (-new_y+m_selStartY+1)*m_lineHeight;
2122 }
2123
2124 no_cursor_refresh = TRUE;
2125 m_cursorX = new_x;
2126 m_cursorY = new_y;
2127 }
2128 else
2129 {
2130 if (new_y == m_selEndY)
2131 {
2132 y = new_y *m_lineHeight;
2133 h = m_lineHeight;
2134 if (m_selEndX > new_x)
2135 {
2136 // x = new_x*m_charWidth;
2137 x = PosToPixel( new_y, new_x );
2138 // w = (m_selEndX-new_x)*m_charWidth;
2139 w = PosToPixel( new_y, m_selEndX ) - x;
2140 }
2141 else
2142 {
2143 // x = m_selEndX*m_charWidth;
2144 x = PosToPixel( new_y, m_selEndX );
2145 // w = (-m_selEndX+new_x)*m_charWidth;
2146 w = PosToPixel( new_y, new_x ) - x;
2147 }
2148 }
2149 else
2150 {
2151 x = 0;
2152 w = 10000;
2153 if (new_y > m_selEndY)
2154 {
2155 y = m_selEndY*m_lineHeight;
2156 h = (new_y-m_selEndY+1) * m_lineHeight;
2157
2158 erase_background = ((m_selEndY < m_selStartY) ||
2159 ((m_selEndY == m_selStartY) && (m_selEndX < m_selStartX)));
2160 }
2161 else
2162 {
2163 y = new_y*m_lineHeight;
2164 h = (-new_y+m_selEndY+1) * m_lineHeight;
2165
2166 erase_background = ((m_selEndY > m_selStartY) ||
2167 ((m_selEndY == m_selStartY) && (m_selEndX > m_selStartX)));
2168 }
2169 no_cursor_refresh = TRUE;
2170 m_cursorX = new_x;
2171 m_cursorY = new_y;
2172 }
2173 }
2174
2175 m_selEndX = new_x;
2176 m_selEndY = new_y;
2177
2178 CalcScrolledPosition( x, y, &x, &y );
2179 wxRect rect( x+2, y+2, w, h );
2180 Refresh( erase_background, &rect );
2181 }
2182 else
2183 {
2184 if (has_selection)
2185 {
2186 int ry1 = m_selEndY;
2187 int ry2 = m_selStartY;
2188 m_selEndX = -1;
2189 m_selEndY = -1;
2190 m_selStartX = -1;
2191 m_selStartY = -1;
2192
2193 if (ry1 > ry2)
2194 {
2195 int tmp = ry2;
2196 ry2 = ry1;
2197 ry1 = tmp;
2198 }
2199
2200 int x = 0;
2201 int y = ry1*m_lineHeight;
2202 CalcScrolledPosition( x, y, &x, &y );
2203 wxRect rect( 0, y+2, 10000, (ry2-ry1+1)*m_lineHeight );
2204
2205 Refresh( TRUE, &rect );
2206 }
2207 }
2208
2209/*
2210 printf( "startx %d starty %d endx %d endy %d\n",
2211 m_selStartX, m_selStartY, m_selEndX, m_selEndY );
2212
2213 printf( "has %d\n", (int)HasSelection() );
2214*/
2215
2216 if (!no_cursor_refresh)
2217 {
2218 // int x = m_cursorX*m_charWidth;
2219 int x = PosToPixel( m_cursorY, m_cursorX );
2220 int y = m_cursorY*m_lineHeight;
2221 CalcScrolledPosition( x, y, &x, &y );
2222 wxRect rect( x+2, y+2, 4, m_lineHeight+2 );
2223
2224 m_cursorX = new_x;
2225 m_cursorY = new_y;
2226
2227 Refresh( TRUE, &rect );
2228
2229 if (FindFocus() == this)
2230 {
2231 wxClientDC dc(this);
2232 PrepareDC( dc );
2233 dc.SetPen( *wxTRANSPARENT_PEN );
2234 //dc.SetBrush( *wxRED_BRUSH );
2235 dc.SetBrush( *wxBLACK_BRUSH );
2236 // int xx = m_cursorX*m_charWidth;
2237 int xx = PosToPixel( m_cursorY, m_cursorX );
2238 dc.DrawRectangle( xx+2, m_cursorY*m_lineHeight+2, 2, m_lineHeight );
2239 }
2240 }
2241
2242 int size_x = 0;
2243 int size_y = 0;
2244 GetClientSize( &size_x, &size_y );
2245 size_x /= m_charWidth;
2246 size_y /= m_lineHeight;
2247
2248 int view_x = 0;
2249 int view_y = 0;
2250 GetViewStart( &view_x, &view_y );
2251
2252 if (centre)
2253 {
2254 int sy = m_cursorY - (size_y/2);
2255 if (sy < 0) sy = 0;
2256 Scroll( -1, sy );
2257 }
2258 else
2259 {
2260 if (m_cursorY < view_y)
2261 Scroll( -1, m_cursorY );
2262 else if (m_cursorY > view_y+size_y-1)
2263 Scroll( -1, m_cursorY-size_y+1 );
2264 }
2265
2266 //int xx = m_cursorX;
2267 int xx = PosToPixel( m_cursorY, m_cursorX ) / m_charWidth;
2268
2269 if (xx < view_x)
2270 Scroll( xx, -1 );
2271 else if (xx > view_x+size_x-1)
2272 Scroll( xx-size_x+1, -1 );
2273}
2274
2275void wxTextCtrl::MyAdjustScrollbars()
2276{
2277 if (IsSingleLine())
2278 return;
2279
2280 int y_range = m_lines.GetCount();
2281
2282 int height = 0;
2283 GetClientSize( NULL, &height );
2284 height -= 4;
2285 if (height >= (int)m_lines.GetCount() *m_lineHeight)
2286 y_range = 0;
2287
2288 int view_x = 0;
2289 int view_y = 0;
2290 GetViewStart( &view_x, &view_y );
2291
2292 SetScrollbars( m_charWidth, m_lineHeight, m_longestLine+2, y_range, view_x, view_y );
2293}
2294
2295//-----------------------------------------------------------------------------
2296// clipboard handlers
2297//-----------------------------------------------------------------------------
2298
2299void wxTextCtrl::OnCut(wxCommandEvent& WXUNUSED(event))
2300{
2301 Cut();
2302}
2303
2304void wxTextCtrl::OnCopy(wxCommandEvent& WXUNUSED(event))
2305{
2306 Copy();
2307}
2308
2309void wxTextCtrl::OnPaste(wxCommandEvent& WXUNUSED(event))
2310{
2311 Paste();
2312}
2313
2314void wxTextCtrl::OnUndo(wxCommandEvent& WXUNUSED(event))
2315{
2316 Undo();
2317}
2318
2319void wxTextCtrl::OnRedo(wxCommandEvent& WXUNUSED(event))
2320{
2321 Redo();
2322}
2323
2324void wxTextCtrl::OnUpdateCut(wxUpdateUIEvent& event)
2325{
2326 event.Enable( CanCut() );
2327}
2328
2329void wxTextCtrl::OnUpdateCopy(wxUpdateUIEvent& event)
2330{
2331 event.Enable( CanCopy() );
2332}
2333
2334void wxTextCtrl::OnUpdatePaste(wxUpdateUIEvent& event)
2335{
2336 event.Enable( CanPaste() );
2337}
2338
2339void wxTextCtrl::OnUpdateUndo(wxUpdateUIEvent& event)
2340{
2341 event.Enable( CanUndo() );
2342}
2343
2344void wxTextCtrl::OnUpdateRedo(wxUpdateUIEvent& event)
2345{
2346 event.Enable( CanRedo() );
2347}
2348
2349wxSize wxTextCtrl::DoGetBestSize() const
2350{
2351 if (IsSingleLine())
2352 {
2353 wxSize ret(80, m_lineHeight + 4);
2354
2355 if (HasFlag(wxBORDER_SUNKEN) || HasFlag(wxBORDER_RAISED))
2356 ret.y += 4;
2357
2358 if (HasFlag(wxBORDER_SIMPLE))
2359 ret.y += 2;
2360
2361 return ret;
2362 }
2363 else
2364 {
2365 return wxSize(80, 60);
2366 }
2367}
2368
2369// ----------------------------------------------------------------------------
2370// freeze/thaw
2371// ----------------------------------------------------------------------------
2372
2373void wxTextCtrl::Freeze()
2374{
2375}
2376
2377void wxTextCtrl::Thaw()
2378{
2379}
2380
2381void wxTextCtrl::OnSetFocus( wxFocusEvent& event )
2382{
2383 // To hide or show caret, as appropriate
2384 Refresh();
2385}
2386
2387void wxTextCtrl::OnKillFocus( wxFocusEvent& event )
2388{
2389 // To hide or show caret, as appropriate
2390 Refresh();
2391}
2392
2393// ----------------------------------------------------------------------------
2394// text control scrolling
2395// ----------------------------------------------------------------------------
2396
2397bool wxTextCtrl::ScrollLines(int lines)
2398{
2399 wxFAIL_MSG( "wxTextCtrl::ScrollLines not implemented");
2400
2401 return FALSE;
2402}
2403
2404bool wxTextCtrl::ScrollPages(int pages)
2405{
2406 wxFAIL_MSG( "wxTextCtrl::ScrollPages not implemented");
2407
2408 return FALSE;
2409}
2410
wxWidgets (Impactor)