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1 | //////////////////////////////////////////////////////////////////////////// | |
2 | // Name: stc.cpp | |
3 | // Purpose: A wxWindows implementation of Scintilla. This class is the | |
4 | // one meant to be used directly by wx applications. It does not | |
5 | // derive directly from the Scintilla classes, but instead | |
6 | // delegates most things to the real Scintilla class. | |
7 | // This allows the use of Scintilla without polluting the | |
8 | // namespace with all the classes and identifiers from Scintilla. | |
9 | // | |
10 | // Author: Robin Dunn | |
11 | // | |
12 | // Created: 13-Jan-2000 | |
13 | // RCS-ID: $Id$ | |
14 | // Copyright: (c) 2000 by Total Control Software | |
15 | // Licence: wxWindows license | |
16 | ///////////////////////////////////////////////////////////////////////////// | |
17 | ||
18 | #include <ctype.h> | |
19 | ||
20 | #include "wx/stc/stc.h" | |
21 | #include "ScintillaWX.h" | |
22 | ||
23 | #include <wx/tokenzr.h> | |
24 | ||
25 | // The following code forces a reference to all of the Scintilla lexers. | |
26 | // If we don't do something like this, then the linker tends to "optimize" | |
27 | // them away. (eric@sourcegear.com) | |
28 | ||
29 | int wxForceScintillaLexers(void) | |
30 | { | |
31 | extern LexerModule lmCPP; | |
32 | extern LexerModule lmHTML; | |
33 | extern LexerModule lmXML; | |
34 | extern LexerModule lmProps; | |
35 | extern LexerModule lmErrorList; | |
36 | extern LexerModule lmMake; | |
37 | extern LexerModule lmBatch; | |
38 | extern LexerModule lmPerl; | |
39 | extern LexerModule lmPython; | |
40 | extern LexerModule lmSQL; | |
41 | extern LexerModule lmVB; | |
42 | ||
43 | if ( | |
44 | &lmCPP | |
45 | && &lmHTML | |
46 | && &lmXML | |
47 | && &lmProps | |
48 | && &lmErrorList | |
49 | && &lmMake | |
50 | && &lmBatch | |
51 | && &lmPerl | |
52 | && &lmPython | |
53 | && &lmSQL | |
54 | && &lmVB | |
55 | ) | |
56 | { | |
57 | return 1; | |
58 | } | |
59 | else | |
60 | { | |
61 | return 0; | |
62 | } | |
63 | } | |
64 | ||
65 | //---------------------------------------------------------------------- | |
66 | ||
67 | const wxChar* wxSTCNameStr = "stcwindow"; | |
68 | ||
69 | BEGIN_EVENT_TABLE(wxStyledTextCtrl, wxControl) | |
70 | EVT_PAINT (wxStyledTextCtrl::OnPaint) | |
71 | EVT_SCROLLWIN (wxStyledTextCtrl::OnScrollWin) | |
72 | EVT_SIZE (wxStyledTextCtrl::OnSize) | |
73 | EVT_LEFT_DOWN (wxStyledTextCtrl::OnMouseLeftDown) | |
74 | EVT_MOTION (wxStyledTextCtrl::OnMouseMove) | |
75 | EVT_LEFT_UP (wxStyledTextCtrl::OnMouseLeftUp) | |
76 | EVT_RIGHT_UP (wxStyledTextCtrl::OnMouseRightUp) | |
77 | EVT_CHAR (wxStyledTextCtrl::OnChar) | |
78 | EVT_KEY_DOWN (wxStyledTextCtrl::OnKeyDown) | |
79 | EVT_KILL_FOCUS (wxStyledTextCtrl::OnLoseFocus) | |
80 | EVT_SET_FOCUS (wxStyledTextCtrl::OnGainFocus) | |
81 | EVT_SYS_COLOUR_CHANGED (wxStyledTextCtrl::OnSysColourChanged) | |
82 | EVT_ERASE_BACKGROUND (wxStyledTextCtrl::OnEraseBackground) | |
83 | EVT_MENU_RANGE (-1, -1, wxStyledTextCtrl::OnMenu) | |
84 | EVT_LISTBOX_DCLICK (-1, wxStyledTextCtrl::OnListBox) | |
85 | END_EVENT_TABLE() | |
86 | ||
87 | ||
88 | IMPLEMENT_CLASS(wxStyledTextCtrl, wxControl) | |
89 | IMPLEMENT_DYNAMIC_CLASS(wxStyledTextEvent, wxCommandEvent) | |
90 | ||
91 | //---------------------------------------------------------------------- | |
92 | // Constructor and Destructor | |
93 | ||
94 | wxStyledTextCtrl::wxStyledTextCtrl(wxWindow *parent, | |
95 | wxWindowID id, | |
96 | const wxPoint& pos, | |
97 | const wxSize& size, | |
98 | long style, | |
99 | const wxString& name) : | |
100 | wxControl(parent, id, pos, size, | |
101 | style | wxVSCROLL | wxHSCROLL | wxWANTS_CHARS | wxCLIP_CHILDREN, | |
102 | wxDefaultValidator, name) | |
103 | { | |
104 | m_swx = new ScintillaWX(this); | |
105 | m_stopWatch.Start(); | |
106 | } | |
107 | ||
108 | ||
109 | wxStyledTextCtrl::~wxStyledTextCtrl() { | |
110 | delete m_swx; | |
111 | } | |
112 | ||
113 | ||
114 | //---------------------------------------------------------------------- | |
115 | ||
116 | long wxStyledTextCtrl::SendMsg(int msg, long wp, long lp) { | |
117 | ||
118 | return m_swx->WndProc(msg, wp, lp); | |
119 | } | |
120 | ||
121 | ||
122 | #ifdef MAKELONG | |
123 | #undef MAKELONG | |
124 | #endif | |
125 | ||
126 | #define MAKELONG(a, b) ((a) | ((b) << 16)) | |
127 | ||
128 | ||
129 | static long wxColourAsLong(const wxColour& co) { | |
130 | return (((long)co.Blue() << 16) | | |
131 | ((long)co.Green() << 8) | | |
132 | ((long)co.Red())); | |
133 | } | |
134 | ||
135 | static wxColour wxColourFromLong(long c) { | |
136 | wxColour clr; | |
137 | clr.Set(c & 0xff, (c >> 8) & 0xff, (c >> 16) & 0xff); | |
138 | return clr; | |
139 | } | |
140 | ||
141 | ||
142 | static wxColour wxColourFromSpec(const wxString& spec) { | |
143 | // spec should be #RRGGBB | |
144 | char* junk; | |
145 | int red = strtol(spec.Mid(1,2), &junk, 16); | |
146 | int green = strtol(spec.Mid(3,2), &junk, 16); | |
147 | int blue = strtol(spec.Mid(5,2), &junk, 16); | |
148 | return wxColour(red, green, blue); | |
149 | } | |
150 | ||
151 | ||
152 | //---------------------------------------------------------------------- | |
153 | // BEGIN generated section. The following code is automatically generated | |
154 | // by gen_iface.py from the contents of Scintilla.iface. Do not edit | |
155 | // this file. Edit stc.cpp.in or gen_iface.py instead and regenerate. | |
156 | ||
157 | %(METHOD_IMPS)s | |
158 | ||
159 | // END of generated section | |
160 | //---------------------------------------------------------------------- | |
161 | ||
162 | ||
163 | // Returns the line number of the line with the caret. | |
164 | int wxStyledTextCtrl::GetCurrentLine() { | |
165 | int line = LineFromPosition(GetCurrentPos()); | |
166 | return line; | |
167 | } | |
168 | ||
169 | ||
170 | // Extract style settings from a spec-string which is composed of one or | |
171 | // more of the following comma separated elements: | |
172 | // | |
173 | // bold turns on bold | |
174 | // italic turns on italics | |
175 | // fore:#RRGGBB sets the foreground colour | |
176 | // back:#RRGGBB sets the background colour | |
177 | // face:[facename] sets the font face name to use | |
178 | // size:[num] sets the font size in points | |
179 | // eol turns on eol filling | |
180 | // underline turns on underlining | |
181 | // | |
182 | void wxStyledTextCtrl::StyleSetSpec(int styleNum, const wxString& spec) { | |
183 | ||
184 | wxStringTokenizer tkz(spec, ","); | |
185 | while (tkz.HasMoreTokens()) { | |
186 | wxString token = tkz.GetNextToken(); | |
187 | ||
188 | wxString option = token.BeforeFirst(':'); | |
189 | wxString val = token.AfterFirst(':'); | |
190 | ||
191 | if (option == "bold") | |
192 | StyleSetBold(styleNum, true); | |
193 | ||
194 | else if (option == "italic") | |
195 | StyleSetItalic(styleNum, true); | |
196 | ||
197 | else if (option == "underline") | |
198 | StyleSetUnderline(styleNum, true); | |
199 | ||
200 | else if (option == "eol") | |
201 | StyleSetEOLFilled(styleNum, true); | |
202 | ||
203 | else if (option == "size") { | |
204 | long points; | |
205 | if (val.ToLong(&points)) | |
206 | StyleSetSize(styleNum, points); | |
207 | } | |
208 | ||
209 | else if (option == "face") | |
210 | StyleSetFaceName(styleNum, val); | |
211 | ||
212 | else if (option == "fore") | |
213 | StyleSetForeground(styleNum, wxColourFromSpec(val)); | |
214 | ||
215 | else if (option == "back") | |
216 | StyleSetBackground(styleNum, wxColourFromSpec(val)); | |
217 | } | |
218 | } | |
219 | ||
220 | ||
221 | // Set style size, face, bold, italic, and underline attributes from | |
222 | // a wxFont's attributes. | |
223 | void wxStyledTextCtrl::StyleSetFont(int styleNum, wxFont& font) { | |
224 | int size = font.GetPointSize(); | |
225 | wxString faceName = font.GetFaceName(); | |
226 | bool bold = font.GetWeight() == wxBOLD; | |
227 | bool italic = font.GetStyle() != wxNORMAL; | |
228 | bool under = font.GetUnderlined(); | |
229 | ||
230 | // TODO: add encoding/charset mapping | |
231 | StyleSetFontAttr(styleNum, size, faceName, bold, italic, under); | |
232 | } | |
233 | ||
234 | // Set all font style attributes at once. | |
235 | void wxStyledTextCtrl::StyleSetFontAttr(int styleNum, int size, | |
236 | const wxString& faceName, | |
237 | bool bold, bool italic, | |
238 | bool underline) { | |
239 | StyleSetSize(styleNum, size); | |
240 | StyleSetFaceName(styleNum, faceName); | |
241 | StyleSetBold(styleNum, bold); | |
242 | StyleSetItalic(styleNum, italic); | |
243 | StyleSetUnderline(styleNum, underline); | |
244 | ||
245 | // TODO: add encoding/charset mapping | |
246 | } | |
247 | ||
248 | ||
249 | // Perform one of the operations defined by the wxSTC_CMD_* constants. | |
250 | void wxStyledTextCtrl::CmdKeyExecute(int cmd) { | |
251 | SendMsg(cmd); | |
252 | } | |
253 | ||
254 | ||
255 | // Set the left and right margin in the edit area, measured in pixels. | |
256 | void wxStyledTextCtrl::SetMargins(int left, int right) { | |
257 | SetMarginLeft(left); | |
258 | SetMarginRight(right); | |
259 | } | |
260 | ||
261 | ||
262 | // Retrieve the start and end positions of the current selection. | |
263 | void wxStyledTextCtrl::GetSelection(int* startPos, int* endPos) { | |
264 | if (startPos != NULL) | |
265 | *startPos = SendMsg(SCI_GETSELECTIONSTART); | |
266 | if (endPos != NULL) | |
267 | *endPos = SendMsg(SCI_GETSELECTIONEND); | |
268 | } | |
269 | ||
270 | ||
271 | // Retrieve the point in the window where a position is displayed. | |
272 | wxPoint wxStyledTextCtrl::PointFromPosition(int pos) { | |
273 | int x = SendMsg(SCI_POINTXFROMPOSITION, 0, pos); | |
274 | int y = SendMsg(SCI_POINTYFROMPOSITION, 0, pos); | |
275 | return wxPoint(x, y); | |
276 | } | |
277 | ||
278 | // Scroll enough to make the given line visible | |
279 | void wxStyledTextCtrl::ScrollToLine(int line) { | |
280 | m_swx->DoScrollToLine(line); | |
281 | } | |
282 | ||
283 | ||
284 | // Scroll enough to make the given column visible | |
285 | void wxStyledTextCtrl::ScrollToColumn(int column) { | |
286 | m_swx->DoScrollToColumn(column); | |
287 | } | |
288 | ||
289 | ||
290 | ||
291 | //---------------------------------------------------------------------- | |
292 | // Event handlers | |
293 | ||
294 | void wxStyledTextCtrl::OnPaint(wxPaintEvent& evt) { | |
295 | wxPaintDC dc(this); | |
296 | wxRegion region = GetUpdateRegion(); | |
297 | ||
298 | m_swx->DoPaint(&dc, region.GetBox()); | |
299 | } | |
300 | ||
301 | void wxStyledTextCtrl::OnScrollWin(wxScrollWinEvent& evt) { | |
302 | if (evt.GetOrientation() == wxHORIZONTAL) | |
303 | m_swx->DoHScroll(evt.GetEventType(), evt.GetPosition()); | |
304 | else | |
305 | m_swx->DoVScroll(evt.GetEventType(), evt.GetPosition()); | |
306 | } | |
307 | ||
308 | void wxStyledTextCtrl::OnSize(wxSizeEvent& evt) { | |
309 | wxSize sz = GetClientSize(); | |
310 | m_swx->DoSize(sz.x, sz.y); | |
311 | } | |
312 | ||
313 | void wxStyledTextCtrl::OnMouseLeftDown(wxMouseEvent& evt) { | |
314 | wxPoint pt = evt.GetPosition(); | |
315 | m_swx->DoButtonDown(Point(pt.x, pt.y), m_stopWatch.Time(), | |
316 | evt.ShiftDown(), evt.ControlDown(), evt.AltDown()); | |
317 | } | |
318 | ||
319 | void wxStyledTextCtrl::OnMouseMove(wxMouseEvent& evt) { | |
320 | wxPoint pt = evt.GetPosition(); | |
321 | m_swx->DoButtonMove(Point(pt.x, pt.y)); | |
322 | } | |
323 | ||
324 | void wxStyledTextCtrl::OnMouseLeftUp(wxMouseEvent& evt) { | |
325 | wxPoint pt = evt.GetPosition(); | |
326 | m_swx->DoButtonUp(Point(pt.x, pt.y), m_stopWatch.Time(), | |
327 | evt.ControlDown()); | |
328 | } | |
329 | ||
330 | ||
331 | void wxStyledTextCtrl::OnMouseRightUp(wxMouseEvent& evt) { | |
332 | wxPoint pt = evt.GetPosition(); | |
333 | m_swx->DoContextMenu(Point(pt.x, pt.y)); | |
334 | } | |
335 | ||
336 | void wxStyledTextCtrl::OnChar(wxKeyEvent& evt) { | |
337 | long key = evt.KeyCode(); | |
338 | if ((key > WXK_ESCAPE) && | |
339 | (key != WXK_DELETE) && (key < 255) && | |
340 | !evt.ControlDown() && !evt.AltDown()) { | |
341 | ||
342 | m_swx->DoAddChar(key); | |
343 | } | |
344 | else { | |
345 | evt.Skip(); | |
346 | } | |
347 | } | |
348 | ||
349 | void wxStyledTextCtrl::OnKeyDown(wxKeyEvent& evt) { | |
350 | long key = evt.KeyCode(); | |
351 | key = toupper(key); | |
352 | int processed = m_swx->DoKeyDown(key, evt.ShiftDown(), | |
353 | evt.ControlDown(), evt.AltDown()); | |
354 | if (! processed) | |
355 | evt.Skip(); | |
356 | } | |
357 | ||
358 | void wxStyledTextCtrl::OnLoseFocus(wxFocusEvent& evt) { | |
359 | m_swx->DoLoseFocus(); | |
360 | } | |
361 | ||
362 | void wxStyledTextCtrl::OnGainFocus(wxFocusEvent& evt) { | |
363 | m_swx->DoGainFocus(); | |
364 | } | |
365 | ||
366 | void wxStyledTextCtrl::OnSysColourChanged(wxSysColourChangedEvent& evt) { | |
367 | m_swx->DoSysColourChange(); | |
368 | } | |
369 | ||
370 | void wxStyledTextCtrl::OnEraseBackground(wxEraseEvent& evt) { | |
371 | // do nothing to help avoid flashing | |
372 | } | |
373 | ||
374 | ||
375 | ||
376 | void wxStyledTextCtrl::OnMenu(wxCommandEvent& evt) { | |
377 | m_swx->DoCommand(evt.GetId()); | |
378 | } | |
379 | ||
380 | ||
381 | void wxStyledTextCtrl::OnListBox(wxCommandEvent& evt) { | |
382 | m_swx->DoOnListBox(); | |
383 | } | |
384 | ||
385 | ||
386 | //---------------------------------------------------------------------- | |
387 | // Turn notifications from Scintilla into events | |
388 | ||
389 | ||
390 | void wxStyledTextCtrl::NotifyChange() { | |
391 | wxStyledTextEvent evt(wxEVT_STC_CHANGE, GetId()); | |
392 | GetEventHandler()->ProcessEvent(evt); | |
393 | } | |
394 | ||
395 | void wxStyledTextCtrl::NotifyParent(SCNotification* _scn) { | |
396 | SCNotification& scn = *_scn; | |
397 | int eventType = 0; | |
398 | switch (scn.nmhdr.code) { | |
399 | case SCN_STYLENEEDED: | |
400 | eventType = wxEVT_STC_STYLENEEDED; | |
401 | break; | |
402 | case SCN_CHARADDED: | |
403 | eventType = wxEVT_STC_CHARADDED; | |
404 | break; | |
405 | case SCN_UPDATEUI: | |
406 | eventType = wxEVT_STC_UPDATEUI; | |
407 | break; | |
408 | case SCN_SAVEPOINTREACHED: | |
409 | eventType = wxEVT_STC_SAVEPOINTREACHED; | |
410 | break; | |
411 | case SCN_SAVEPOINTLEFT: | |
412 | eventType = wxEVT_STC_SAVEPOINTLEFT; | |
413 | break; | |
414 | case SCN_MODIFYATTEMPTRO: | |
415 | eventType = wxEVT_STC_ROMODIFYATTEMPT; | |
416 | break; | |
417 | case SCN_DOUBLECLICK: | |
418 | eventType = wxEVT_STC_DOUBLECLICK; | |
419 | break; | |
420 | case SCN_MODIFIED: | |
421 | eventType = wxEVT_STC_MODIFIED; | |
422 | break; | |
423 | case SCN_KEY: | |
424 | eventType = wxEVT_STC_KEY; | |
425 | break; | |
426 | case SCN_MACRORECORD: | |
427 | eventType = wxEVT_STC_MACRORECORD; | |
428 | break; | |
429 | case SCN_MARGINCLICK: | |
430 | eventType = wxEVT_STC_MARGINCLICK; | |
431 | break; | |
432 | case SCN_NEEDSHOWN: | |
433 | eventType = wxEVT_STC_NEEDSHOWN; | |
434 | break; | |
435 | case SCN_POSCHANGED: | |
436 | eventType = wxEVT_STC_POSCHANGED; | |
437 | break; | |
438 | } | |
439 | if (eventType) { | |
440 | wxStyledTextEvent evt(eventType, GetId()); | |
441 | evt.SetPosition(scn.position); | |
442 | evt.SetKey(scn.ch); | |
443 | evt.SetModifiers(scn.modifiers); | |
444 | if (eventType == wxEVT_STC_MODIFIED) { | |
445 | evt.SetModificationType(scn.modificationType); | |
446 | if (scn.text) | |
447 | evt.SetText(wxString(scn.text, scn.length)); | |
448 | evt.SetLength(scn.length); | |
449 | evt.SetLinesAdded(scn.linesAdded); | |
450 | evt.SetLine(scn.line); | |
451 | evt.SetFoldLevelNow(scn.foldLevelNow); | |
452 | evt.SetFoldLevelPrev(scn.foldLevelPrev); | |
453 | } | |
454 | if (eventType == wxEVT_STC_MARGINCLICK) | |
455 | evt.SetMargin(scn.margin); | |
456 | if (eventType == wxEVT_STC_MACRORECORD) { | |
457 | evt.SetMessage(scn.message); | |
458 | evt.SetWParam(scn.wParam); | |
459 | evt.SetLParam(scn.lParam); | |
460 | } | |
461 | ||
462 | GetEventHandler()->ProcessEvent(evt); | |
463 | } | |
464 | } | |
465 | ||
466 | ||
467 | ||
468 | //---------------------------------------------------------------------- | |
469 | //---------------------------------------------------------------------- | |
470 | //---------------------------------------------------------------------- | |
471 | ||
472 | wxStyledTextEvent::wxStyledTextEvent(wxEventType commandType, int id) | |
473 | : wxCommandEvent(commandType, id) | |
474 | { | |
475 | m_position = 0; | |
476 | m_key = 0; | |
477 | m_modifiers = 0; | |
478 | m_modificationType = 0; | |
479 | m_length = 0; | |
480 | m_linesAdded = 0; | |
481 | m_line = 0; | |
482 | m_foldLevelNow = 0; | |
483 | m_foldLevelPrev = 0; | |
484 | m_margin = 0; | |
485 | m_message = 0; | |
486 | m_wParam = 0; | |
487 | m_lParam = 0; | |
488 | ||
489 | ||
490 | } | |
491 | ||
492 | bool wxStyledTextEvent::GetShift() const { return (m_modifiers & SCI_SHIFT) != 0; } | |
493 | bool wxStyledTextEvent::GetControl() const { return (m_modifiers & SCI_CTRL) != 0; } | |
494 | bool wxStyledTextEvent::GetAlt() const { return (m_modifiers & SCI_ALT) != 0; } | |
495 | ||
496 | void wxStyledTextEvent::CopyObject(wxObject& obj) const { | |
497 | wxCommandEvent::CopyObject(obj); | |
498 | ||
499 | wxStyledTextEvent* o = (wxStyledTextEvent*)&obj; | |
500 | o->m_position = m_position; | |
501 | o->m_key = m_key; | |
502 | o->m_modifiers = m_modifiers; | |
503 | o->m_modificationType = m_modificationType; | |
504 | o->m_text = m_text; | |
505 | o->m_length = m_length; | |
506 | o->m_linesAdded = m_linesAdded; | |
507 | o->m_line = m_line; | |
508 | o->m_foldLevelNow = m_foldLevelNow; | |
509 | o->m_foldLevelPrev = m_foldLevelPrev; | |
510 | ||
511 | o->m_margin = m_margin; | |
512 | ||
513 | o->m_message = m_message; | |
514 | o->m_wParam = m_wParam; | |
515 | o->m_lParam = m_lParam; | |
516 | ||
517 | ||
518 | ||
519 | } | |
520 | ||
521 | //---------------------------------------------------------------------- | |
522 | //---------------------------------------------------------------------- | |
523 |