/[svn]/gigedit/trunk/src/gigedit/scripteditor.cpp
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Contents of /gigedit/trunk/src/gigedit/scripteditor.cpp

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Revision 3391 - (show annotations) (download)
Sun Dec 3 16:03:34 2017 UTC (2 years, 10 months ago) by schoenebeck
File size: 31219 byte(s)
* Script Editor: Fixed some minor issues with vertical line number bar
  (which was editable, selectable and incorrectly displayed on new
  scripts).
* Bumped version (1.1.0.svn1).

1 /*
2 Copyright (c) 2014-2017 Christian Schoenebeck
3
4 This file is part of "gigedit" and released under the terms of the
5 GNU General Public License version 2.
6 */
7
8 #include "scripteditor.h"
9 #include "global.h"
10 #include "compat.h"
11 #include <gtk/gtkwidget.h> // for gtk_widget_modify_*()
12 #if defined(__APPLE__)
13 # include "MacHelper.h"
14 #endif
15 #include <math.h> // for log10()
16
17 #if !USE_LS_SCRIPTVM
18
19 static const std::string _keywords[] = {
20 "on", "end", "declare", "while", "if", "or", "and", "not", "else", "case",
21 "select", "to", "const", "polyphonic", "mod", "synchronized"
22 };
23 static int _keywordsSz = sizeof(_keywords) / sizeof(std::string);
24
25 static const std::string _eventNames[] = {
26 "init", "note", "release", "controller"
27 };
28 static int _eventNamesSz = sizeof(_eventNames) / sizeof(std::string);
29
30 static bool isKeyword(const Glib::ustring& s) {
31 for (int i = 0; i < _keywordsSz; ++i)
32 if (_keywords[i] == s) return true;
33 return false;
34 }
35
36 static bool isEvent(const Glib::ustring& s) {
37 for (int i = 0; i < _eventNamesSz; ++i)
38 if (_eventNames[i] == s) return true;
39 return false;
40 }
41
42 #endif // !USE_LS_SCRIPTVM
43
44 static Glib::RefPtr<Gdk::Pixbuf> createIcon(std::string name, const Glib::RefPtr<Gdk::Screen>& screen) {
45 const int targetH = 16;
46 Glib::RefPtr<Gtk::IconTheme> theme = Gtk::IconTheme::get_for_screen(screen);
47 int w = 0;
48 int h = 0; // ignored
49 Gtk::IconSize::lookup(Gtk::ICON_SIZE_SMALL_TOOLBAR, w, h);
50 if (!theme->has_icon(name))
51 return Glib::RefPtr<Gdk::Pixbuf>();
52 Glib::RefPtr<Gdk::Pixbuf> pixbuf = theme->load_icon(name, w, Gtk::ICON_LOOKUP_GENERIC_FALLBACK);
53 if (pixbuf->get_height() != targetH) {
54 pixbuf = pixbuf->scale_simple(targetH, targetH, Gdk::INTERP_BILINEAR);
55 }
56 return pixbuf;
57 }
58
59 static Glib::RefPtr<Gdk::Pixbuf> createIcon(std::vector<std::string> alternativeNames, const Glib::RefPtr<Gdk::Screen>& screen) {
60 for (int i = 0; i < alternativeNames.size(); ++i) {
61 Glib::RefPtr<Gdk::Pixbuf> buf = createIcon(alternativeNames[i], screen);
62 if (buf) return buf;
63 }
64 return Glib::RefPtr<Gdk::Pixbuf>();
65 }
66
67 ScriptEditor::ScriptEditor() :
68 m_statusLabel("", Gtk::ALIGN_START),
69 #if HAS_GTKMM_STOCK
70 m_applyButton(Gtk::Stock::APPLY),
71 m_cancelButton(Gtk::Stock::CANCEL)
72 #else
73 m_applyButton(_("_Apply"), true),
74 m_cancelButton(_("_Cancel"), true)
75 #endif
76 {
77 m_script = NULL;
78 #if USE_LS_SCRIPTVM
79 m_vm = NULL;
80 #endif
81
82 if (!Settings::singleton()->autoRestoreWindowDimension) {
83 set_default_size(800, 700);
84 set_position(Gtk::WIN_POS_MOUSE);
85 }
86
87 // depending on GTK version and installed themes, there may be different
88 // icons, and different names for them, so for each type of icon we use,
89 // we provide a list of possible icon names, the first one found to be
90 // installed on the local system from the list will be used and loaded for
91 // the respective purpose (so order matters in those lists)
92 //
93 // (see https://developer.gnome.org/gtkmm/stable/namespaceGtk_1_1Stock.html for
94 // available icon names)
95 std::vector<std::string> errorIconNames;
96 errorIconNames.push_back("dialog-error");
97 errorIconNames.push_back("media-record");
98 errorIconNames.push_back("process-stop");
99
100 std::vector<std::string> warningIconNames;
101 warningIconNames.push_back("dialog-warning-symbolic");
102 warningIconNames.push_back("dialog-warning");
103
104 std::vector<std::string> successIconNames;
105 successIconNames.push_back("emblem-default");
106 successIconNames.push_back("tools-check-spelling");
107
108 m_errorIcon = createIcon(errorIconNames, get_screen());
109 m_warningIcon = createIcon(warningIconNames, get_screen());
110 m_successIcon = createIcon(successIconNames, get_screen());
111
112 add(m_vbox);
113
114 m_tagTable = Gtk::TextBuffer::TagTable::create();
115
116 m_keywordTag = Gtk::TextBuffer::Tag::create();
117 m_keywordTag->property_foreground() = "#000000"; // black
118 m_keywordTag->property_weight() = PANGO_WEIGHT_BOLD;
119 m_tagTable->add(m_keywordTag);
120
121 m_eventTag = Gtk::TextBuffer::Tag::create();
122 m_eventTag->property_foreground() = "#07c0cf"; // cyan 1
123 m_eventTag->property_weight() = PANGO_WEIGHT_BOLD;
124 m_tagTable->add(m_eventTag);
125
126 m_variableTag = Gtk::TextBuffer::Tag::create();
127 m_variableTag->property_foreground() = "#790cc4"; // magenta
128 m_tagTable->add(m_variableTag);
129
130 m_functionTag = Gtk::TextBuffer::Tag::create();
131 m_functionTag->property_foreground() = "#1ba1dd"; // cyan 2
132 m_tagTable->add(m_functionTag);
133
134 m_numberTag = Gtk::TextBuffer::Tag::create();
135 m_numberTag->property_foreground() = "#c4950c"; // yellow
136 m_tagTable->add(m_numberTag);
137
138 m_stringTag = Gtk::TextBuffer::Tag::create();
139 m_stringTag->property_foreground() = "#c40c0c"; // red
140 m_tagTable->add(m_stringTag);
141
142 m_commentTag = Gtk::TextBuffer::Tag::create();
143 m_commentTag->property_foreground() = "#9c9c9c"; // gray
144 m_tagTable->add(m_commentTag);
145
146 #define PREPROC_TOKEN_COLOR "#2f8a33" // green
147
148 m_preprocTag = Gtk::TextBuffer::Tag::create();
149 m_preprocTag->property_foreground() = PREPROC_TOKEN_COLOR;
150 m_tagTable->add(m_preprocTag);
151
152 m_preprocCommentTag = Gtk::TextBuffer::Tag::create();
153 m_preprocCommentTag->property_strikethrough() = true;
154 m_preprocCommentTag->property_background() = "#e5e5e5";
155 m_tagTable->add(m_preprocCommentTag);
156
157 m_errorTag = Gtk::TextBuffer::Tag::create();
158 m_errorTag->property_background() = "#ff9393"; // red
159 m_tagTable->add(m_errorTag);
160
161 m_warningTag = Gtk::TextBuffer::Tag::create();
162 m_warningTag->property_background() = "#fffd7c"; // yellow
163 m_tagTable->add(m_warningTag);
164
165 m_lineNrTag = Gtk::TextBuffer::Tag::create();
166 m_lineNrTag->property_foreground() = "#CCCCCC";
167 m_tagTable->add(m_lineNrTag);
168
169 // create menu
170 #if USE_GTKMM_BUILDER
171 m_actionGroup = Gio::SimpleActionGroup::create();
172 m_actionGroup->add_action(
173 "Apply", sigc::mem_fun(*this, &ScriptEditor::onButtonApply)
174 );
175 m_actionGroup->add_action(
176 "Close", sigc::mem_fun(*this, &ScriptEditor::onButtonCancel)
177 );
178 m_actionGroup->add_action(
179 "ChangeFont", sigc::mem_fun(*this, &ScriptEditor::onMenuChangeFontSize)
180 );
181 insert_action_group("ScriptEditor", m_actionGroup);
182
183 m_uiManager = Gtk::Builder::create();
184 Glib::ustring ui_info =
185 "<interface>"
186 " <menubar id='MenuBar'>"
187 " <menu id='MenuScript'>"
188 " <section>"
189 " <item id='Apply'>"
190 " <attribute name='label' translatable='yes'>_Apply</attribute>"
191 " <attribute name='action'>ScriptEditor.Apply</attribute>"
192 " <attribute name='accel'>&lt;Primary&gt;s</attribute>"
193 " </item>"
194 " </section>"
195 " <section>"
196 " <item id='Close'>"
197 " <attribute name='label' translatable='yes'>_Close</attribute>"
198 " <attribute name='action'>ScriptEditor.Close</attribute>"
199 " <attribute name='accel'>&lt;Primary&gt;q</attribute>"
200 " </item>"
201 " </section>"
202 " </menu>"
203 " <menu id='MenuEditor'>"
204 " <section>"
205 " <item id='ChangeFont'>"
206 " <attribute name='label' translatable='yes'>_Font Size ...</attribute>"
207 " <attribute name='action'>ScriptEditor.ChangeFont</attribute>"
208 " </item>"
209 " </section>"
210 " </menu>"
211 " </menubar>"
212 "</interface>";
213 m_uiManager->add_from_string(ui_info);
214 /*{
215 auto object = uiManager->get_object("MenuBar");
216 auto gmenu = Glib::RefPtr<Gio::Menu>::cast_dynamic(object);
217 set_menubar(gmenu);
218 }*/
219 #else
220 m_actionGroup = Gtk::ActionGroup::create();
221 m_actionGroup->add(Gtk::Action::create("MenuScript", _("_Script")));
222 m_actionGroup->add(Gtk::Action::create("Apply", _("_Apply")),
223 Gtk::AccelKey("<control>s"),
224 sigc::mem_fun(*this, &ScriptEditor::onButtonApply));
225 m_actionGroup->add(Gtk::Action::create("Close", _("_Close")),
226 Gtk::AccelKey("<control>q"),
227 sigc::mem_fun(*this, &ScriptEditor::onButtonCancel));
228 m_actionGroup->add(Gtk::Action::create("MenuEditor", _("_Editor")));
229 m_actionGroup->add(Gtk::Action::create("ChangeFont", _("_Font Size ...")),
230 sigc::mem_fun(*this, &ScriptEditor::onMenuChangeFontSize));
231 m_uiManager = Gtk::UIManager::create();
232 m_uiManager->insert_action_group(m_actionGroup);
233 add_accel_group(m_uiManager->get_accel_group());
234 m_uiManager->add_ui_from_string(
235 "<ui>"
236 " <menubar name='MenuBar'>"
237 " <menu action='MenuScript'>"
238 " <menuitem action='Apply'/>"
239 " <separator/>"
240 " <menuitem action='Close'/>"
241 " </menu>"
242 " <menu action='MenuEditor'>"
243 " <menuitem action='ChangeFont'/>"
244 " </menu>"
245 " </menubar>"
246 "</ui>"
247 );
248 #endif
249
250 m_lineNrBuffer = Gtk::TextBuffer::create(m_tagTable);
251 m_lineNrView.set_size_request(22,14);
252 m_lineNrView.set_buffer(m_lineNrBuffer);
253 m_lineNrView.set_left_margin(3);
254 m_lineNrView.set_right_margin(3);
255 m_lineNrView.property_editable() = false;
256 m_lineNrView.property_sensitive() = false;
257 m_lineNrTextViewSpacer.set_size_request(5,14);
258 m_lineNrTextViewSpacer.property_editable() = false;
259 m_lineNrTextViewSpacer.property_sensitive() = false;
260 {
261 #if 1 //(GTKMM_MAJOR_VERSION == 2 && GTKMM_MINOR_VERSION < 90) || GTKMM_MAJOR_VERSION < 2
262 Gdk::Color color;
263 #else
264 Gdk::RGBA color;
265 #endif
266 color.set("#F5F5F5");
267 GtkWidget* widget = (GtkWidget*) m_lineNrView.gobj();
268 #if GTK_MAJOR_VERSION < 3 || (GTK_MAJOR_VERSION == 3 && GTK_MINOR_VERSION <= 22)
269 gtk_widget_modify_base(widget, GTK_STATE_NORMAL, color.gobj());
270 gtk_widget_modify_bg(widget, GTK_STATE_NORMAL, color.gobj());
271 #endif
272 }
273 {
274 #if 1 //(GTKMM_MAJOR_VERSION == 2 && GTKMM_MINOR_VERSION < 90) || GTKMM_MAJOR_VERSION < 2
275 Gdk::Color color;
276 #else
277 Gdk::RGBA color;
278 #endif
279 color.set("#EEEEEE");
280 GtkWidget* widget = (GtkWidget*) m_lineNrTextViewSpacer.gobj();
281 #if GTK_MAJOR_VERSION < 3 || (GTK_MAJOR_VERSION == 3 && GTK_MINOR_VERSION <= 22)
282 gtk_widget_modify_base(widget, GTK_STATE_NORMAL, color.gobj());
283 gtk_widget_modify_bg(widget, GTK_STATE_NORMAL, color.gobj());
284 #endif
285 }
286 m_textBuffer = Gtk::TextBuffer::create(m_tagTable);
287 m_textView.set_buffer(m_textBuffer);
288 m_textView.set_left_margin(5);
289 setFontSize(currentFontSize(), false);
290 m_textViewHBox.pack_start(m_lineNrView, Gtk::PACK_SHRINK);
291 m_textViewHBox.pack_start(m_lineNrTextViewSpacer, Gtk::PACK_SHRINK);
292 m_textViewHBox.add(m_textView);
293 m_scrolledWindow.add(m_textViewHBox);
294 m_scrolledWindow.set_policy(Gtk::POLICY_AUTOMATIC, Gtk::POLICY_AUTOMATIC);
295
296 #if USE_GTKMM_BUILDER
297 Gtk::Widget* menuBar = new Gtk::MenuBar(
298 Glib::RefPtr<Gio::Menu>::cast_dynamic(
299 m_uiManager->get_object("MenuBar")
300 )
301 );
302 #else
303 Gtk::Widget* menuBar = m_uiManager->get_widget("/MenuBar");
304 #endif
305
306 m_vbox.pack_start(*menuBar, Gtk::PACK_SHRINK);
307 m_vbox.pack_start(m_scrolledWindow);
308
309 m_buttonBox.set_layout(Gtk::BUTTONBOX_END);
310 m_buttonBox.pack_start(m_applyButton);
311 m_buttonBox.pack_start(m_cancelButton);
312 m_applyButton.set_can_default();
313 m_applyButton.set_sensitive(false);
314 m_applyButton.grab_focus();
315
316 #if GTKMM_MAJOR_VERSION < 3
317 m_statusHBox.set_spacing(6);
318 #elif GTKMM_MAJOR_VERSION == 3 && GTKMM_MINOR_VERSION < 12
319 m_statusImage.set_margin_left(6);
320 m_statusImage.set_margin_right(6);
321 #else
322 m_statusImage.set_margin_start(6);
323 m_statusImage.set_margin_end(6);
324 #endif
325
326 m_statusHBox.pack_start(m_statusImage, Gtk::PACK_SHRINK);
327 m_statusHBox.pack_start(m_statusLabel);
328 #if HAS_GTKMM_SHOW_ALL_CHILDREN
329 m_statusHBox.show_all_children();
330 #endif
331
332 m_footerHBox.pack_start(m_statusHBox);
333 m_footerHBox.pack_start(m_buttonBox, Gtk::PACK_SHRINK);
334
335 m_vbox.pack_start(m_footerHBox, Gtk::PACK_SHRINK);
336
337 m_applyButton.signal_clicked().connect(
338 sigc::mem_fun(*this, &ScriptEditor::onButtonApply)
339 );
340
341 m_cancelButton.signal_clicked().connect(
342 sigc::mem_fun(*this, &ScriptEditor::onButtonCancel)
343 );
344
345 m_textBuffer->signal_insert().connect(
346 sigc::mem_fun(*this, &ScriptEditor::onTextInserted)
347 );
348
349 m_textBuffer->signal_erase().connect(
350 sigc::mem_fun(*this, &ScriptEditor::onTextErased)
351 );
352
353 m_textBuffer->signal_modified_changed().connect(
354 sigc::mem_fun(*this, &ScriptEditor::onModifiedChanged)
355 );
356
357 signal_hide().connect(
358 sigc::mem_fun(*this, &ScriptEditor::onWindowHide)
359 );
360
361 signal_delete_event().connect(
362 #if GTKMM_MAJOR_VERSION > 3 || (GTKMM_MAJOR_VERSION == 3 && (GTKMM_MINOR_VERSION > 91 || (GTKMM_MINOR_VERSION == 91 && GTKMM_MICRO_VERSION >= 2))) // GTKMM >= 3.91.2
363 sigc::mem_fun(*this, &ScriptEditor::onWindowDelete)
364 #else
365 sigc::mem_fun(*this, &ScriptEditor::onWindowDeleteP)
366 #endif
367 );
368
369 #if HAS_GTKMM_SHOW_ALL_CHILDREN
370 show_all_children();
371 #endif
372 }
373
374 ScriptEditor::~ScriptEditor() {
375 printf("ScriptEditor destruct\n");
376 #if USE_LS_SCRIPTVM
377 if (m_vm) delete m_vm;
378 #endif
379 }
380
381 int ScriptEditor::currentFontSize() const {
382 #if defined(__APPLE__)
383 const int defaultFontSize = 11;
384 #else
385 const int defaultFontSize = 10;
386 #endif
387 const int settingFontSize = Settings::singleton()->scriptEditorFontSize;
388 const int fontSize = (settingFontSize > 0) ? settingFontSize : defaultFontSize;
389 return fontSize;
390 }
391
392 void ScriptEditor::setFontSize(int sizePt, bool save) {
393 //printf("setFontSize(%d,%d)\n", size, save);
394
395 // make sure the real size on the screen for the editor's font is consistent
396 // on all screens (which otherwise may vary between models and DPI settings)
397 const double referenceDPI = 96;
398 double dpi = Gdk::Screen::get_default()->get_resolution();
399 double sizePx = sizePt * dpi / referenceDPI;
400
401 #if GTKMM_MAJOR_VERSION < 3 || (GTKMM_MAJOR_VERSION == 3 && GTKMM_MINOR_VERSION < 20)
402 Pango::FontDescription fdesc;
403 fdesc.set_family("monospace");
404 # if defined(__APPLE__)
405 // fixes poor readability of default monospace font on Macs
406 if (macIsMinMac10_6())
407 fdesc.set_family("Menlo");
408 # endif
409 fdesc.set_size(sizePx * PANGO_SCALE);
410 # if GTKMM_MAJOR_VERSION < 3
411 m_lineNrView.modify_font(fdesc);
412 m_textView.modify_font(fdesc);
413 # else
414 m_lineNrView.override_font(fdesc);
415 m_textView.override_font(fdesc);
416 # endif
417 #else
418 Glib::ustring family = "monospace";
419 # if defined(__APPLE__)
420 // fixes poor readability of default monospace font on Macs
421 if (macIsMinMac10_6())
422 family = "Menlo";
423 # endif
424 if (!m_css) {
425 m_css = Gtk::CssProvider::create();
426 m_lineNrView.get_style_context()->add_provider(m_css, GTK_STYLE_PROVIDER_PRIORITY_FALLBACK);
427 m_textView.get_style_context()->add_provider(m_css, GTK_STYLE_PROVIDER_PRIORITY_FALLBACK);
428 }
429 m_css->load_from_data(
430 "* {"
431 " font: " + ToString(sizePt) + "pt " + family + ";"
432 "}"
433 );
434 #endif
435 if (save) Settings::singleton()->scriptEditorFontSize = sizePt;
436 }
437
438 void ScriptEditor::setScript(gig::Script* script) {
439 m_script = script;
440 if (!script) {
441 set_title(_("No Script"));
442 return;
443 }
444
445 set_title(std::string(_("Instrument Script")) + " - \"" + script->Name + "\"");
446
447 std::string txt = script->GetScriptAsText();
448 //printf("text : '%s'\n", txt.c_str());
449 m_textBuffer->set_text(txt);
450 m_textBuffer->set_modified(false);
451
452 // on Gtk 3 the respective text change callback would not be called, so force this update here
453 if (txt.empty())
454 updateLineNumbers();
455 }
456
457 void ScriptEditor::updateLineNumbers() {
458 int n = m_textBuffer->get_line_count();
459 int old = m_lineNrBuffer->get_line_count();
460 if (n == old && old > 1) return;
461 if (n < 1) n = 1;
462 const int digits = log10(n) + 1;
463 const int bufSz = digits + 2;
464 char* buf = new char[bufSz];
465 std::string sFmt1 = "%" + ToString(digits) + "d";
466 std::string sFmt2 = "\n%" + ToString(digits) + "d";
467 Glib::ustring s;
468 for (int i = 0; i < n; ++i) {
469 snprintf(buf, bufSz, i ? sFmt2.c_str() : sFmt1.c_str(), i+1);
470 s += buf;
471 }
472 m_lineNrBuffer->remove_all_tags(m_lineNrBuffer->begin(), m_lineNrBuffer->end());
473 m_lineNrBuffer->set_text(s);
474 m_lineNrBuffer->apply_tag(m_lineNrTag, m_lineNrBuffer->begin(), m_lineNrBuffer->end());
475 if (buf) delete[] buf;
476 }
477
478 void ScriptEditor::onTextInserted(const Gtk::TextBuffer::iterator& itEnd, const Glib::ustring& txt, int length) {
479 //printf("onTextInserted()\n");
480 #if USE_LS_SCRIPTVM
481 m_textBuffer->remove_all_tags(m_textBuffer->begin(), m_textBuffer->end());
482 updateSyntaxHighlightingByVM();
483 updateParserIssuesByVM();
484 updateStatusBar();
485 #else
486 //printf("inserted %d\n", length);
487 Gtk::TextBuffer::iterator itStart = itEnd;
488 itStart.backward_chars(length);
489
490 Gtk::TextBuffer::iterator it = itStart;
491 it.backward_word_start();
492
493 bool eofReached = false;
494 while (it <= itEnd) {
495 Gtk::TextBuffer::iterator itWordStart = it;
496 if (!it.forward_word_end()) {
497 eofReached = true;
498 it = itEnd;
499 }
500
501 Glib::ustring s = m_textBuffer->get_text(itWordStart, it, false);
502 //printf("{%s}\n", s.c_str());
503 if (isKeyword(s))
504 m_textBuffer->apply_tag(m_keywordTag, itWordStart, it);
505 else if (isEvent(s)) {
506 // check if previous word is "on"
507 Gtk::TextBuffer::iterator itPreviousWordStart = itWordStart;
508 if (itPreviousWordStart.backward_word_start()) {
509 Gtk::TextBuffer::iterator itPreviousWordEnd = itPreviousWordStart;
510 itPreviousWordEnd.forward_word_end();
511 if (m_textBuffer->get_text(itPreviousWordStart, itPreviousWordEnd, false) == "on") {
512 m_textBuffer->apply_tag(m_eventTag, itWordStart, it);
513 }
514 }
515 }
516
517 if (eofReached) break;
518
519 while (!it.inside_word())
520 if (!it.forward_char())
521 goto EOF_REACHED;
522 }
523
524 EOF_REACHED:
525 ;
526
527 #endif // USE_LS_SCRIPTVM
528 updateLineNumbers();
529 }
530
531 #if USE_LS_SCRIPTVM
532
533 LinuxSampler::ScriptVM* ScriptEditor::GetScriptVM() {
534 if (!m_vm) m_vm = LinuxSampler::ScriptVMFactory::Create("gig");
535 return m_vm;
536 }
537
538 template<class T>
539 static void getIteratorsForIssue(Glib::RefPtr<Gtk::TextBuffer>& txtbuf, const T& issue, Gtk::TextBuffer::iterator& start, Gtk::TextBuffer::iterator& end) {
540 Gtk::TextBuffer::iterator itLine =
541 txtbuf->get_iter_at_line_index(issue.firstLine - 1, 0);
542 const int charsInLine = itLine.get_bytes_in_line();
543 start = txtbuf->get_iter_at_line_index(
544 issue.firstLine - 1,
545 // check we are not getting past the end of the line here, otherwise Gtk crashes
546 issue.firstColumn - 1 < charsInLine ? issue.firstColumn - 1 : charsInLine - 1
547 );
548 end = start;
549 end.forward_lines(issue.lastLine - issue.firstLine);
550 end.forward_chars(
551 (issue.lastLine != issue.firstLine)
552 ? issue.lastColumn - 1
553 : issue.lastColumn - issue.firstColumn + 1
554 );
555 }
556
557 static void applyCodeTag(Glib::RefPtr<Gtk::TextBuffer>& txtbuf, const LinuxSampler::VMSourceToken& token, Glib::RefPtr<Gtk::TextBuffer::Tag>& tag) {
558 Gtk::TextBuffer::iterator itLine =
559 txtbuf->get_iter_at_line_index(token.firstLine(), 0);
560 const int charsInLine = itLine.get_bytes_in_line();
561 Gtk::TextBuffer::iterator itStart = txtbuf->get_iter_at_line_index(
562 token.firstLine(),
563 // check we are not getting past the end of the line here, otherwise Gtk crashes
564 token.firstColumn() < charsInLine ? token.firstColumn() : charsInLine - 1
565 );
566 Gtk::TextBuffer::iterator itEnd = itStart;
567 const int length = token.text().length();
568 itEnd.forward_chars(length);
569 txtbuf->apply_tag(tag, itStart, itEnd);
570 }
571
572 static void applyCodeTag(Glib::RefPtr<Gtk::TextBuffer>& txtbuf, const LinuxSampler::ParserIssue& issue, Glib::RefPtr<Gtk::TextBuffer::Tag>& tag) {
573 Gtk::TextBuffer::iterator itStart, itEnd;
574 getIteratorsForIssue(txtbuf, issue, itStart, itEnd);
575 txtbuf->apply_tag(tag, itStart, itEnd);
576 }
577
578 static void applyPreprocessorComment(Glib::RefPtr<Gtk::TextBuffer>& txtbuf, const LinuxSampler::CodeBlock& block, Glib::RefPtr<Gtk::TextBuffer::Tag>& tag) {
579 Gtk::TextBuffer::iterator itStart, itEnd;
580 getIteratorsForIssue(txtbuf, block, itStart, itEnd);
581 txtbuf->apply_tag(tag, itStart, itEnd);
582 }
583
584 void ScriptEditor::updateSyntaxHighlightingByVM() {
585 GetScriptVM();
586 const std::string s = m_textBuffer->get_text();
587 if (s.empty()) return;
588 std::vector<LinuxSampler::VMSourceToken> tokens = m_vm->syntaxHighlighting(s);
589
590 for (int i = 0; i < tokens.size(); ++i) {
591 const LinuxSampler::VMSourceToken& token = tokens[i];
592
593 if (token.isKeyword()) {
594 applyCodeTag(m_textBuffer, token, m_keywordTag);
595 } else if (token.isVariableName()) {
596 applyCodeTag(m_textBuffer, token, m_variableTag);
597 } else if (token.isIdentifier()) {
598 if (token.isEventHandlerName()) {
599 applyCodeTag(m_textBuffer, token, m_eventTag);
600 } else { // a function ...
601 applyCodeTag(m_textBuffer, token, m_functionTag);
602 }
603 } else if (token.isNumberLiteral()) {
604 applyCodeTag(m_textBuffer, token, m_numberTag);
605 } else if (token.isStringLiteral()) {
606 applyCodeTag(m_textBuffer, token, m_stringTag);
607 } else if (token.isComment()) {
608 applyCodeTag(m_textBuffer, token, m_commentTag);
609 } else if (token.isPreprocessor()) {
610 applyCodeTag(m_textBuffer, token, m_preprocTag);
611 } else if (token.isNewLine()) {
612 }
613 }
614 }
615
616 void ScriptEditor::updateParserIssuesByVM() {
617 GetScriptVM();
618 const std::string s = m_textBuffer->get_text();
619 LinuxSampler::VMParserContext* parserContext = m_vm->loadScript(s);
620 m_issues = parserContext->issues();
621 m_errors = parserContext->errors();
622 m_warnings = parserContext->warnings();
623 m_preprocComments = parserContext->preprocessorComments();
624
625 if (!s.empty()) {
626 for (int i = 0; i < m_issues.size(); ++i) {
627 const LinuxSampler::ParserIssue& issue = m_issues[i];
628
629 if (issue.isErr()) {
630 applyCodeTag(m_textBuffer, issue, m_errorTag);
631 } else if (issue.isWrn()) {
632 applyCodeTag(m_textBuffer, issue, m_warningTag);
633 }
634 }
635 }
636
637 for (int i = 0; i < m_preprocComments.size(); ++i) {
638 applyPreprocessorComment(m_textBuffer, m_preprocComments[i],
639 m_preprocCommentTag);
640 }
641
642 delete parserContext;
643 }
644
645 void ScriptEditor::updateIssueTooltip(GdkEventMotion* e) {
646 int x, y;
647 m_textView.window_to_buffer_coords(Gtk::TEXT_WINDOW_TEXT, int(e->x), int(e->y), x, y);
648
649 Gtk::TextBuffer::iterator it;
650 m_textView.get_iter_at_location(it, x, y);
651
652 const int line = it.get_line();
653 const int column = it.get_line_offset();
654
655 //printf("mouse at l%d c%d\n", line, column);
656
657 for (int i = 0; i < m_issues.size(); ++i) {
658 const LinuxSampler::ParserIssue& issue = m_issues[i];
659 const int firstLine = issue.firstLine - 1;
660 const int firstColumn = issue.firstColumn - 1;
661 const int lastLine = issue.lastLine - 1;
662 const int lastColumn = issue.lastColumn - 1;
663 if (firstLine <= line && line <= lastLine &&
664 (firstLine != line || firstColumn <= column) &&
665 (lastLine != line || lastColumn >= column))
666 {
667 m_textView.set_tooltip_markup(
668 (issue.isErr() ? "<span foreground=\"#ff9393\">ERROR:</span> " : "<span foreground=\"#c4950c\">Warning:</span> ") +
669 issue.txt
670 );
671 return;
672 }
673 }
674
675 for (int i = 0; i < m_preprocComments.size(); ++i) {
676 const LinuxSampler::CodeBlock& block = m_preprocComments[i];
677 const int firstLine = block.firstLine - 1;
678 const int firstColumn = block.firstColumn - 1;
679 const int lastLine = block.lastLine - 1;
680 const int lastColumn = block.lastColumn - 1;
681 if (firstLine <= line && line <= lastLine &&
682 (firstLine != line || firstColumn <= column) &&
683 (lastLine != line || lastColumn >= column))
684 {
685 m_textView.set_tooltip_markup(
686 "Code block filtered out by preceding <span foreground=\"" PREPROC_TOKEN_COLOR "\">preprocessor</span> statement."
687 );
688 return;
689 }
690 }
691
692 m_textView.set_tooltip_markup("");
693 }
694
695 static std::string warningsCountTxt(const std::vector<LinuxSampler::ParserIssue> warnings) {
696 std::string txt = "<span foreground=\"#c4950c\">" + ToString(warnings.size());
697 txt += (warnings.size() == 1) ? " Warning" : " Warnings";
698 txt += "</span>";
699 return txt;
700 }
701
702 static std::string errorsCountTxt(const std::vector<LinuxSampler::ParserIssue> errors) {
703 std::string txt = "<span foreground=\"#c40c0c\">" + ToString(errors.size());
704 txt += (errors.size() == 1) ? " Error" : " Errors";
705 txt += "</span>";
706 return txt;
707 }
708
709 void ScriptEditor::updateStatusBar() {
710 // update status text
711 std::string txt;
712 if (m_issues.empty()) {
713 txt = "No issues with this script.";
714 } else {
715 const char* txtWontLoad = ". Sampler won't load instruments using this script!";
716 txt = "There ";
717 txt += (m_errors.size() <= 1 && m_warnings.size() <= 1) ? "is " : "are ";
718 if (m_errors.empty()) {
719 txt += warningsCountTxt(m_warnings) + ". Script will load, but might not behave as expected!";
720 } else if (m_warnings.empty()) {
721 txt += errorsCountTxt(m_errors) + txtWontLoad;
722 } else {
723 txt += errorsCountTxt(m_errors) + " and " +
724 warningsCountTxt(m_warnings) + txtWontLoad;
725 }
726 }
727 m_statusLabel.set_markup(txt);
728
729 // update status icon
730 m_statusImage.set(
731 m_issues.empty() ? m_successIcon : !m_errors.empty() ? m_errorIcon : m_warningIcon
732 );
733 }
734
735 #endif // USE_LS_SCRIPTVM
736
737 void ScriptEditor::onTextErased(const Gtk::TextBuffer::iterator& itStart, const Gtk::TextBuffer::iterator& itEnd) {
738 //printf("erased\n");
739 #if USE_LS_SCRIPTVM
740 m_textBuffer->remove_all_tags(m_textBuffer->begin(), m_textBuffer->end());
741 updateSyntaxHighlightingByVM();
742 updateParserIssuesByVM();
743 updateStatusBar();
744 #else
745 Gtk::TextBuffer::iterator itStart2 = itStart;
746 if (itStart2.inside_word() || itStart2.ends_word())
747 itStart2.backward_word_start();
748
749 Gtk::TextBuffer::iterator itEnd2 = itEnd;
750 if (itEnd2.inside_word()) itEnd2.forward_word_end();
751
752 m_textBuffer->remove_all_tags(itStart2, itEnd2);
753 #endif // USE_LS_SCRIPTVM
754 updateLineNumbers();
755 }
756
757 bool ScriptEditor::on_motion_notify_event(GdkEventMotion* e) {
758 #if USE_LS_SCRIPTVM
759 //TODO: event throttling would be a good idea here
760 updateIssueTooltip(e);
761 #endif
762 #if GTKMM_MAJOR_VERSION < 3 || (GTKMM_MAJOR_VERSION == 3 && GTKMM_MINOR_VERSION <= 22)
763 return ManagedWindow::on_motion_notify_event(e);
764 #else
765 Gdk::EventMotion em = Glib::wrap(e, true);
766 return ManagedWindow::on_motion_notify_event(em);
767 #endif
768 }
769
770 void ScriptEditor::onMenuChangeFontSize() {
771 //TODO: for GTKMM >= 3.2 class Gtk::FontChooser could be used instead
772 Gtk::Dialog dialog(_("Font Size"), true /*modal*/);
773 HBox hbox;
774 hbox.set_spacing(6);
775
776 Gtk::Label label(_("Editor's Font Size:"), Gtk::ALIGN_START);
777 hbox.pack_start(label, Gtk::PACK_SHRINK);
778
779 Gtk::SpinButton spinButton;
780 spinButton.set_range(4, 80);
781 spinButton.set_increments(1, 10);
782 spinButton.set_value(currentFontSize());
783 hbox.pack_start(spinButton);
784
785 #if USE_GTKMM_BOX
786 dialog.get_content_area()->pack_start(hbox);
787 #else
788 dialog.get_vbox()->pack_start(hbox);
789 #endif
790 dialog.add_button(_("_OK"), 0);
791 dialog.add_button(_("_Cancel"), 1);
792
793 #if HAS_GTKMM_SHOW_ALL_CHILDREN
794 dialog.show_all_children();
795 #endif
796
797 if (!dialog.run()) { // OK selected ...
798 const int newFontSize = spinButton.get_value_as_int();
799 if (newFontSize >= 4)
800 setFontSize(newFontSize, true);
801 }
802 }
803
804 #if GTKMM_MAJOR_VERSION > 3 || (GTKMM_MAJOR_VERSION == 3 && (GTKMM_MINOR_VERSION > 91 || (GTKMM_MINOR_VERSION == 91 && GTKMM_MICRO_VERSION >= 2))) // GTKMM >= 3.91.2
805 bool ScriptEditor::onWindowDelete(Gdk::Event& e) {
806 return onWindowDeleteP(NULL);
807 }
808 #endif
809
810 bool ScriptEditor::onWindowDeleteP(GdkEventAny* /*e*/) {
811 //printf("onWindowDelete\n");
812
813 if (!isModified()) return false; // propagate event further (which will close this window)
814
815 gchar* msg = g_strdup_printf(_("Apply changes to instrument script \"%s\" before closing?"),
816 m_script->Name.c_str());
817 Gtk::MessageDialog dialog(*this, msg, false, Gtk::MESSAGE_WARNING, Gtk::BUTTONS_NONE);
818 g_free(msg);
819 dialog.set_secondary_text(_("If you close without applying, your changes will be lost."));
820 dialog.add_button(_("Close _Without Applying"), Gtk::RESPONSE_NO);
821 dialog.add_button(_("_Cancel"), Gtk::RESPONSE_CANCEL);
822 dialog.add_button(_("_Apply"), Gtk::RESPONSE_YES);
823 dialog.set_default_response(Gtk::RESPONSE_YES);
824 int response = dialog.run();
825 dialog.hide();
826
827 // user decided to close script editor without saving
828 if (response == Gtk::RESPONSE_NO)
829 return false; // propagate event further (which will close this window)
830
831 // user cancelled dialog, thus don't close script editor
832 if (response == Gtk::RESPONSE_CANCEL) {
833 show();
834 return true; // drop event (prevents closing this window)
835 }
836
837 // user wants to apply the changes, afterwards close window
838 if (response == Gtk::RESPONSE_YES) {
839 onButtonApply();
840 return false; // propagate event further (which will close this window)
841 }
842
843 // should never ever make it to this point actually
844 return false;
845 }
846
847 bool ScriptEditor::isModified() const {
848 return m_textBuffer->get_modified();
849 }
850
851 void ScriptEditor::onModifiedChanged() {
852 m_applyButton.set_sensitive(isModified());
853 #if USE_LS_SCRIPTVM
854 updateStatusBar();
855 #endif
856 }
857
858 void ScriptEditor::onButtonCancel() {
859 bool dropEvent = onWindowDeleteP(NULL);
860 if (dropEvent) return;
861 hide();
862 }
863
864 void ScriptEditor::onButtonApply() {
865 signal_script_to_be_changed.emit(m_script);
866 m_script->SetScriptAsText(m_textBuffer->get_text());
867 signal_script_changed.emit(m_script);
868 m_textBuffer->set_modified(false);
869 }
870
871 void ScriptEditor::onWindowHide() {
872 delete this; // this is the end, my friend
873 }

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