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

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Revision 3286 - (hide annotations) (download)
Thu Jun 22 10:54:10 2017 UTC (6 years, 9 months ago) by schoenebeck
File size: 23717 byte(s)
* Script Editor: strike through code blocks filtered out by the
  preprocessor.
* Visual refinements of hatched patterns.
* Bumped version (1.0.0.svn53).

1 schoenebeck 2604 /*
2 schoenebeck 3225 Copyright (c) 2014-2017 Christian Schoenebeck
3 schoenebeck 2604
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    
11 schoenebeck 2886 #if !USE_LS_SCRIPTVM
12    
13 schoenebeck 2604 static const std::string _keywords[] = {
14     "on", "end", "declare", "while", "if", "or", "and", "not", "else", "case",
15 schoenebeck 3261 "select", "to", "const", "polyphonic", "mod", "synchronized"
16 schoenebeck 2604 };
17     static int _keywordsSz = sizeof(_keywords) / sizeof(std::string);
18    
19     static const std::string _eventNames[] = {
20     "init", "note", "release", "controller"
21     };
22     static int _eventNamesSz = sizeof(_eventNames) / sizeof(std::string);
23    
24     static bool isKeyword(const Glib::ustring& s) {
25     for (int i = 0; i < _keywordsSz; ++i)
26     if (_keywords[i] == s) return true;
27     return false;
28     }
29    
30     static bool isEvent(const Glib::ustring& s) {
31     for (int i = 0; i < _eventNamesSz; ++i)
32     if (_eventNames[i] == s) return true;
33     return false;
34     }
35    
36 schoenebeck 2886 #endif // !USE_LS_SCRIPTVM
37    
38 schoenebeck 2899 static Glib::RefPtr<Gdk::Pixbuf> createIcon(std::string name, const Glib::RefPtr<Gdk::Screen>& screen) {
39     const int targetH = 16;
40     Glib::RefPtr<Gtk::IconTheme> theme = Gtk::IconTheme::get_for_screen(screen);
41     int w = 0;
42     int h = 0; // ignored
43     Gtk::IconSize::lookup(Gtk::ICON_SIZE_SMALL_TOOLBAR, w, h);
44 schoenebeck 2928 if (!theme->has_icon(name))
45     return Glib::RefPtr<Gdk::Pixbuf>();
46 schoenebeck 2899 Glib::RefPtr<Gdk::Pixbuf> pixbuf = theme->load_icon(name, w, Gtk::ICON_LOOKUP_GENERIC_FALLBACK);
47     if (pixbuf->get_height() != targetH) {
48     pixbuf = pixbuf->scale_simple(targetH, targetH, Gdk::INTERP_BILINEAR);
49     }
50     return pixbuf;
51     }
52    
53 schoenebeck 2928 static Glib::RefPtr<Gdk::Pixbuf> createIcon(std::vector<std::string> alternativeNames, const Glib::RefPtr<Gdk::Screen>& screen) {
54     for (int i = 0; i < alternativeNames.size(); ++i) {
55     Glib::RefPtr<Gdk::Pixbuf> buf = createIcon(alternativeNames[i], screen);
56     if (buf) return buf;
57     }
58     return Glib::RefPtr<Gdk::Pixbuf>();
59     }
60    
61 schoenebeck 2604 ScriptEditor::ScriptEditor() :
62 schoenebeck 2899 m_statusLabel("", Gtk::ALIGN_START),
63 schoenebeck 3158 m_applyButton(Gtk::Stock::APPLY),
64     m_cancelButton(Gtk::Stock::CANCEL)
65 schoenebeck 2604 {
66     m_script = NULL;
67 schoenebeck 2896 #if USE_LS_SCRIPTVM
68 schoenebeck 2886 m_vm = NULL;
69 schoenebeck 2896 #endif
70 schoenebeck 2604
71 schoenebeck 3225 if (!Settings::singleton()->autoRestoreWindowDimension) {
72     set_default_size(800, 700);
73     set_position(Gtk::WIN_POS_MOUSE);
74     }
75    
76 schoenebeck 2928 // depending on GTK version and installed themes, there may be different
77     // icons, and different names for them, so for each type of icon we use,
78     // we provide a list of possible icon names, the first one found to be
79     // installed on the local system from the list will be used and loaded for
80     // the respective purpose (so order matters in those lists)
81     //
82     // (see https://developer.gnome.org/gtkmm/stable/namespaceGtk_1_1Stock.html for
83     // available icon names)
84     std::vector<std::string> errorIconNames;
85     errorIconNames.push_back("dialog-error");
86     errorIconNames.push_back("media-record");
87     errorIconNames.push_back("process-stop");
88 schoenebeck 2899
89 schoenebeck 2928 std::vector<std::string> warningIconNames;
90     warningIconNames.push_back("dialog-warning-symbolic");
91     warningIconNames.push_back("dialog-warning");
92    
93     std::vector<std::string> successIconNames;
94     successIconNames.push_back("emblem-default");
95     successIconNames.push_back("tools-check-spelling");
96    
97     m_errorIcon = createIcon(errorIconNames, get_screen());
98     m_warningIcon = createIcon(warningIconNames, get_screen());
99     m_successIcon = createIcon(successIconNames, get_screen());
100    
101 schoenebeck 2604 add(m_vbox);
102    
103     m_tagTable = Gtk::TextBuffer::TagTable::create();
104 schoenebeck 2886
105 schoenebeck 2604 m_keywordTag = Gtk::TextBuffer::Tag::create();
106 schoenebeck 2887 m_keywordTag->property_foreground() = "#000000"; // black
107 schoenebeck 2604 m_keywordTag->property_weight() = PANGO_WEIGHT_BOLD;
108     m_tagTable->add(m_keywordTag);
109 schoenebeck 2886
110 schoenebeck 2604 m_eventTag = Gtk::TextBuffer::Tag::create();
111 schoenebeck 2887 m_eventTag->property_foreground() = "#07c0cf"; // cyan 1
112 schoenebeck 2610 m_eventTag->property_weight() = PANGO_WEIGHT_BOLD;
113 schoenebeck 2604 m_tagTable->add(m_eventTag);
114 schoenebeck 2886
115     m_variableTag = Gtk::TextBuffer::Tag::create();
116 schoenebeck 2887 m_variableTag->property_foreground() = "#790cc4"; // magenta
117 schoenebeck 2886 m_tagTable->add(m_variableTag);
118    
119     m_functionTag = Gtk::TextBuffer::Tag::create();
120 schoenebeck 2887 m_functionTag->property_foreground() = "#1ba1dd"; // cyan 2
121 schoenebeck 2886 m_tagTable->add(m_functionTag);
122    
123     m_numberTag = Gtk::TextBuffer::Tag::create();
124 schoenebeck 2887 m_numberTag->property_foreground() = "#c4950c"; // yellow
125 schoenebeck 2886 m_tagTable->add(m_numberTag);
126    
127     m_stringTag = Gtk::TextBuffer::Tag::create();
128 schoenebeck 2887 m_stringTag->property_foreground() = "#c40c0c"; // red
129 schoenebeck 2886 m_tagTable->add(m_stringTag);
130    
131     m_commentTag = Gtk::TextBuffer::Tag::create();
132 schoenebeck 2887 m_commentTag->property_foreground() = "#9c9c9c"; // gray
133 schoenebeck 2886 m_tagTable->add(m_commentTag);
134    
135 schoenebeck 3286 #define PREPROC_TOKEN_COLOR "#2f8a33" // green
136    
137 schoenebeck 2886 m_preprocTag = Gtk::TextBuffer::Tag::create();
138 schoenebeck 3286 m_preprocTag->property_foreground() = PREPROC_TOKEN_COLOR;
139 schoenebeck 2886 m_tagTable->add(m_preprocTag);
140    
141 schoenebeck 3286 m_preprocCommentTag = Gtk::TextBuffer::Tag::create();
142     m_preprocCommentTag->property_strikethrough() = true;
143     m_preprocCommentTag->property_background() = "#e5e5e5";
144     m_tagTable->add(m_preprocCommentTag);
145    
146 schoenebeck 2890 m_errorTag = Gtk::TextBuffer::Tag::create();
147     m_errorTag->property_background() = "#ff9393"; // red
148     m_tagTable->add(m_errorTag);
149    
150     m_warningTag = Gtk::TextBuffer::Tag::create();
151     m_warningTag->property_background() = "#fffd7c"; // yellow
152     m_tagTable->add(m_warningTag);
153    
154 schoenebeck 2901 // create menu
155     m_actionGroup = Gtk::ActionGroup::create();
156     m_actionGroup->add(Gtk::Action::create("MenuScript", _("_Script")));
157     m_actionGroup->add(Gtk::Action::create("Apply", _("_Apply")),
158     Gtk::AccelKey("<control>s"),
159     sigc::mem_fun(*this, &ScriptEditor::onButtonApply));
160     m_actionGroup->add(Gtk::Action::create("Close", _("_Close")),
161 schoenebeck 2903 Gtk::AccelKey("<control>q"),
162 schoenebeck 2901 sigc::mem_fun(*this, &ScriptEditor::onButtonCancel));
163 schoenebeck 2956 m_actionGroup->add(Gtk::Action::create("MenuEditor", _("_Editor")));
164     m_actionGroup->add(Gtk::Action::create("ChangeFont", _("_Font Size ...")),
165     sigc::mem_fun(*this, &ScriptEditor::onMenuChangeFontSize));
166 schoenebeck 2901 m_uiManager = Gtk::UIManager::create();
167     m_uiManager->insert_action_group(m_actionGroup);
168     add_accel_group(m_uiManager->get_accel_group());
169     m_uiManager->add_ui_from_string(
170     "<ui>"
171     " <menubar name='MenuBar'>"
172     " <menu action='MenuScript'>"
173     " <menuitem action='Apply'/>"
174     " <separator/>"
175     " <menuitem action='Close'/>"
176     " </menu>"
177 schoenebeck 2956 " <menu action='MenuEditor'>"
178     " <menuitem action='ChangeFont'/>"
179     " </menu>"
180 schoenebeck 2901 " </menubar>"
181     "</ui>"
182     );
183    
184 schoenebeck 2604 m_textBuffer = Gtk::TextBuffer::create(m_tagTable);
185     m_textView.set_buffer(m_textBuffer);
186 schoenebeck 2956 setFontSize(currentFontSize(), false);
187 schoenebeck 2604 m_scrolledWindow.add(m_textView);
188     m_scrolledWindow.set_policy(Gtk::POLICY_AUTOMATIC, Gtk::POLICY_AUTOMATIC);
189 schoenebeck 2901
190     Gtk::Widget* menuBar = m_uiManager->get_widget("/MenuBar");
191     m_vbox.pack_start(*menuBar, Gtk::PACK_SHRINK);
192 schoenebeck 2604 m_vbox.pack_start(m_scrolledWindow);
193    
194     m_buttonBox.set_layout(Gtk::BUTTONBOX_END);
195     m_buttonBox.pack_start(m_applyButton);
196     m_buttonBox.pack_start(m_cancelButton);
197     m_applyButton.set_can_default();
198     m_applyButton.set_sensitive(false);
199     m_applyButton.grab_focus();
200 schoenebeck 2901
201 schoenebeck 2900 #if GTKMM_MAJOR_VERSION >= 3
202 schoenebeck 2899 m_statusImage.set_margin_left(6);
203     m_statusImage.set_margin_right(6);
204 schoenebeck 2900 #else
205     m_statusHBox.set_spacing(6);
206     #endif
207 schoenebeck 2604
208 schoenebeck 2899 m_statusHBox.pack_start(m_statusImage, Gtk::PACK_SHRINK);
209     m_statusHBox.pack_start(m_statusLabel);
210     m_statusHBox.show_all_children();
211    
212     m_footerHBox.pack_start(m_statusHBox);
213     m_footerHBox.pack_start(m_buttonBox, Gtk::PACK_SHRINK);
214    
215     m_vbox.pack_start(m_footerHBox, Gtk::PACK_SHRINK);
216    
217 schoenebeck 2604 m_applyButton.signal_clicked().connect(
218     sigc::mem_fun(*this, &ScriptEditor::onButtonApply)
219     );
220    
221     m_cancelButton.signal_clicked().connect(
222     sigc::mem_fun(*this, &ScriptEditor::onButtonCancel)
223     );
224    
225     m_textBuffer->signal_insert().connect(
226     sigc::mem_fun(*this, &ScriptEditor::onTextInserted)
227     );
228    
229     m_textBuffer->signal_erase().connect(
230     sigc::mem_fun(*this, &ScriptEditor::onTextErased)
231     );
232    
233     m_textBuffer->signal_modified_changed().connect(
234     sigc::mem_fun(*this, &ScriptEditor::onModifiedChanged)
235     );
236    
237     signal_hide().connect(
238     sigc::mem_fun(*this, &ScriptEditor::onWindowHide)
239     );
240    
241 schoenebeck 2898 signal_delete_event().connect(
242     sigc::mem_fun(*this, &ScriptEditor::onWindowDelete)
243     );
244    
245 schoenebeck 2604 show_all_children();
246     }
247    
248     ScriptEditor::~ScriptEditor() {
249     printf("ScriptEditor destruct\n");
250 schoenebeck 2896 #if USE_LS_SCRIPTVM
251 schoenebeck 2886 if (m_vm) delete m_vm;
252 schoenebeck 2896 #endif
253 schoenebeck 2604 }
254    
255 schoenebeck 2956 int ScriptEditor::currentFontSize() const {
256     #if defined(__APPLE__)
257 schoenebeck 2964 const int defaultFontSize = 13;
258 schoenebeck 2956 #else
259     const int defaultFontSize = 10;
260     #endif
261     const int settingFontSize = Settings::singleton()->scriptEditorFontSize;
262     const int fontSize = (settingFontSize > 0) ? settingFontSize : defaultFontSize;
263     return fontSize;
264     }
265    
266     void ScriptEditor::setFontSize(int size, bool save) {
267     //printf("setFontSize(%d,%d)\n", size, save);
268     Pango::FontDescription fdesc;
269     fdesc.set_family("monospace");
270     fdesc.set_size(size * PANGO_SCALE);
271     #if GTKMM_MAJOR_VERSION < 3
272     m_textView.modify_font(fdesc);
273     #else
274     m_textView.override_font(fdesc);
275     #endif
276     if (save) Settings::singleton()->scriptEditorFontSize = size;
277     }
278    
279 schoenebeck 2604 void ScriptEditor::setScript(gig::Script* script) {
280     m_script = script;
281     if (!script) {
282     set_title(_("No Script"));
283     return;
284     }
285    
286     set_title(std::string(_("Instrument Script")) + " - \"" + script->Name + "\"");
287    
288     std::string txt = script->GetScriptAsText();
289     //printf("text : '%s'\n", txt.c_str());
290     m_textBuffer->set_text(txt);
291     m_textBuffer->set_modified(false);
292     }
293    
294     void ScriptEditor::onTextInserted(const Gtk::TextBuffer::iterator& itEnd, const Glib::ustring& txt, int length) {
295 schoenebeck 2897 //printf("onTextInserted()\n");
296 schoenebeck 2886 #if USE_LS_SCRIPTVM
297 schoenebeck 2890 m_textBuffer->remove_all_tags(m_textBuffer->begin(), m_textBuffer->end());
298 schoenebeck 2886 updateSyntaxHighlightingByVM();
299 schoenebeck 2890 updateParserIssuesByVM();
300 schoenebeck 2899 updateStatusBar();
301 schoenebeck 2886 #else
302 schoenebeck 2610 //printf("inserted %d\n", length);
303 schoenebeck 2604 Gtk::TextBuffer::iterator itStart = itEnd;
304     itStart.backward_chars(length);
305    
306     Gtk::TextBuffer::iterator it = itStart;
307     it.backward_word_start();
308    
309     bool eofReached = false;
310     while (it <= itEnd) {
311     Gtk::TextBuffer::iterator itWordStart = it;
312     if (!it.forward_word_end()) {
313     eofReached = true;
314     it = itEnd;
315     }
316    
317     Glib::ustring s = m_textBuffer->get_text(itWordStart, it, false);
318 schoenebeck 2610 //printf("{%s}\n", s.c_str());
319 schoenebeck 2604 if (isKeyword(s))
320     m_textBuffer->apply_tag(m_keywordTag, itWordStart, it);
321     else if (isEvent(s)) {
322     // check if previous word is "on"
323     Gtk::TextBuffer::iterator itPreviousWordStart = itWordStart;
324     if (itPreviousWordStart.backward_word_start()) {
325     Gtk::TextBuffer::iterator itPreviousWordEnd = itPreviousWordStart;
326     itPreviousWordEnd.forward_word_end();
327     if (m_textBuffer->get_text(itPreviousWordStart, itPreviousWordEnd, false) == "on") {
328     m_textBuffer->apply_tag(m_eventTag, itWordStart, it);
329     }
330     }
331     }
332    
333     if (eofReached) break;
334    
335     while (!it.inside_word())
336     if (!it.forward_char())
337     goto EOF_REACHED;
338     }
339    
340     EOF_REACHED:
341     ;
342 schoenebeck 2886
343     #endif // USE_LS_SCRIPTVM
344 schoenebeck 2604 }
345    
346 schoenebeck 2886 #if USE_LS_SCRIPTVM
347    
348 schoenebeck 2890 LinuxSampler::ScriptVM* ScriptEditor::GetScriptVM() {
349     if (!m_vm) m_vm = LinuxSampler::ScriptVMFactory::Create("gig");
350     return m_vm;
351     }
352    
353 schoenebeck 3286 template<class T>
354     static void getIteratorsForIssue(Glib::RefPtr<Gtk::TextBuffer>& txtbuf, const T& issue, Gtk::TextBuffer::iterator& start, Gtk::TextBuffer::iterator& end) {
355 schoenebeck 3206 Gtk::TextBuffer::iterator itLine =
356     txtbuf->get_iter_at_line_index(issue.firstLine - 1, 0);
357     const int charsInLine = itLine.get_bytes_in_line();
358     start = txtbuf->get_iter_at_line_index(
359     issue.firstLine - 1,
360     // check we are not getting past the end of the line here, otherwise Gtk crashes
361     issue.firstColumn - 1 < charsInLine ? issue.firstColumn - 1 : charsInLine - 1
362     );
363 schoenebeck 2897 end = start;
364     end.forward_lines(issue.lastLine - issue.firstLine);
365     end.forward_chars(
366     (issue.lastLine != issue.firstLine)
367     ? issue.lastColumn - 1
368     : issue.lastColumn - issue.firstColumn + 1
369     );
370     }
371    
372 schoenebeck 2886 static void applyCodeTag(Glib::RefPtr<Gtk::TextBuffer>& txtbuf, const LinuxSampler::VMSourceToken& token, Glib::RefPtr<Gtk::TextBuffer::Tag>& tag) {
373 schoenebeck 3206 Gtk::TextBuffer::iterator itLine =
374     txtbuf->get_iter_at_line_index(token.firstLine(), 0);
375     const int charsInLine = itLine.get_bytes_in_line();
376     Gtk::TextBuffer::iterator itStart = txtbuf->get_iter_at_line_index(
377     token.firstLine(),
378     // check we are not getting past the end of the line here, otherwise Gtk crashes
379     token.firstColumn() < charsInLine ? token.firstColumn() : charsInLine - 1
380     );
381 schoenebeck 2886 Gtk::TextBuffer::iterator itEnd = itStart;
382     const int length = token.text().length();
383     itEnd.forward_chars(length);
384     txtbuf->apply_tag(tag, itStart, itEnd);
385     }
386    
387 schoenebeck 2890 static void applyCodeTag(Glib::RefPtr<Gtk::TextBuffer>& txtbuf, const LinuxSampler::ParserIssue& issue, Glib::RefPtr<Gtk::TextBuffer::Tag>& tag) {
388 schoenebeck 2897 Gtk::TextBuffer::iterator itStart, itEnd;
389     getIteratorsForIssue(txtbuf, issue, itStart, itEnd);
390 schoenebeck 2890 txtbuf->apply_tag(tag, itStart, itEnd);
391     }
392    
393 schoenebeck 3286 static void applyPreprocessorComment(Glib::RefPtr<Gtk::TextBuffer>& txtbuf, const LinuxSampler::CodeBlock& block, Glib::RefPtr<Gtk::TextBuffer::Tag>& tag) {
394     Gtk::TextBuffer::iterator itStart, itEnd;
395     getIteratorsForIssue(txtbuf, block, itStart, itEnd);
396     txtbuf->apply_tag(tag, itStart, itEnd);
397     }
398    
399 schoenebeck 2886 void ScriptEditor::updateSyntaxHighlightingByVM() {
400 schoenebeck 2890 GetScriptVM();
401 schoenebeck 2886 const std::string s = m_textBuffer->get_text();
402 schoenebeck 2975 if (s.empty()) return;
403 schoenebeck 2886 std::vector<LinuxSampler::VMSourceToken> tokens = m_vm->syntaxHighlighting(s);
404    
405     for (int i = 0; i < tokens.size(); ++i) {
406     const LinuxSampler::VMSourceToken& token = tokens[i];
407    
408     if (token.isKeyword()) {
409     applyCodeTag(m_textBuffer, token, m_keywordTag);
410     } else if (token.isVariableName()) {
411     applyCodeTag(m_textBuffer, token, m_variableTag);
412     } else if (token.isIdentifier()) {
413     if (token.isEventHandlerName()) {
414     applyCodeTag(m_textBuffer, token, m_eventTag);
415     } else { // a function ...
416     applyCodeTag(m_textBuffer, token, m_functionTag);
417     }
418     } else if (token.isNumberLiteral()) {
419     applyCodeTag(m_textBuffer, token, m_numberTag);
420     } else if (token.isStringLiteral()) {
421     applyCodeTag(m_textBuffer, token, m_stringTag);
422     } else if (token.isComment()) {
423     applyCodeTag(m_textBuffer, token, m_commentTag);
424     } else if (token.isPreprocessor()) {
425     applyCodeTag(m_textBuffer, token, m_preprocTag);
426     } else if (token.isNewLine()) {
427     }
428     }
429     }
430    
431 schoenebeck 2890 void ScriptEditor::updateParserIssuesByVM() {
432     GetScriptVM();
433     const std::string s = m_textBuffer->get_text();
434     LinuxSampler::VMParserContext* parserContext = m_vm->loadScript(s);
435 schoenebeck 2896 m_issues = parserContext->issues();
436 schoenebeck 2899 m_errors = parserContext->errors();
437     m_warnings = parserContext->warnings();
438 schoenebeck 3286 m_preprocComments = parserContext->preprocessorComments();
439 schoenebeck 2890
440 schoenebeck 2975 if (!s.empty()) {
441     for (int i = 0; i < m_issues.size(); ++i) {
442     const LinuxSampler::ParserIssue& issue = m_issues[i];
443 schoenebeck 2890
444 schoenebeck 2975 if (issue.isErr()) {
445     applyCodeTag(m_textBuffer, issue, m_errorTag);
446     } else if (issue.isWrn()) {
447     applyCodeTag(m_textBuffer, issue, m_warningTag);
448     }
449 schoenebeck 2890 }
450     }
451    
452 schoenebeck 3286 for (int i = 0; i < m_preprocComments.size(); ++i) {
453     applyPreprocessorComment(m_textBuffer, m_preprocComments[i],
454     m_preprocCommentTag);
455     }
456    
457 schoenebeck 2897 delete parserContext;
458     }
459 schoenebeck 2896
460 schoenebeck 2897 void ScriptEditor::updateIssueTooltip(GdkEventMotion* e) {
461     int x, y;
462     m_textView.window_to_buffer_coords(Gtk::TEXT_WINDOW_TEXT, int(e->x), int(e->y), x, y);
463 schoenebeck 2896
464 schoenebeck 2897 Gtk::TextBuffer::iterator it;
465     m_textView.get_iter_at_location(it, x, y);
466    
467     const int line = it.get_line();
468     const int column = it.get_line_offset();
469    
470     //printf("mouse at l%d c%d\n", line, column);
471    
472     for (int i = 0; i < m_issues.size(); ++i) {
473     const LinuxSampler::ParserIssue& issue = m_issues[i];
474     const int firstLine = issue.firstLine - 1;
475     const int firstColumn = issue.firstColumn - 1;
476     const int lastLine = issue.lastLine - 1;
477     const int lastColumn = issue.lastColumn - 1;
478     if (firstLine <= line && line <= lastLine &&
479     (firstLine != line || firstColumn <= column) &&
480     (lastLine != line || lastColumn >= column))
481     {
482     m_textView.set_tooltip_markup(
483     (issue.isErr() ? "<span foreground=\"#ff9393\">ERROR:</span> " : "<span foreground=\"#c4950c\">Warning:</span> ") +
484     issue.txt
485     );
486     return;
487 schoenebeck 2896 }
488     }
489    
490 schoenebeck 3286 for (int i = 0; i < m_preprocComments.size(); ++i) {
491     const LinuxSampler::CodeBlock& block = m_preprocComments[i];
492     const int firstLine = block.firstLine - 1;
493     const int firstColumn = block.firstColumn - 1;
494     const int lastLine = block.lastLine - 1;
495     const int lastColumn = block.lastColumn - 1;
496     if (firstLine <= line && line <= lastLine &&
497     (firstLine != line || firstColumn <= column) &&
498     (lastLine != line || lastColumn >= column))
499     {
500     m_textView.set_tooltip_markup(
501     "Code block filtered out by preceding <span foreground=\"" PREPROC_TOKEN_COLOR "\">preprocessor</span> statement."
502     );
503     return;
504     }
505     }
506    
507 schoenebeck 2897 m_textView.set_tooltip_markup("");
508 schoenebeck 2890 }
509    
510 schoenebeck 2899 static std::string warningsCountTxt(const std::vector<LinuxSampler::ParserIssue> warnings) {
511     std::string txt = "<span foreground=\"#c4950c\">" + ToString(warnings.size());
512     txt += (warnings.size() == 1) ? " Warning" : " Warnings";
513     txt += "</span>";
514     return txt;
515     }
516    
517     static std::string errorsCountTxt(const std::vector<LinuxSampler::ParserIssue> errors) {
518     std::string txt = "<span foreground=\"#c40c0c\">" + ToString(errors.size());
519     txt += (errors.size() == 1) ? " Error" : " Errors";
520     txt += "</span>";
521     return txt;
522     }
523    
524     void ScriptEditor::updateStatusBar() {
525     // update status text
526     std::string txt;
527     if (m_issues.empty()) {
528     txt = "No issues with this script.";
529     } else {
530     const char* txtWontLoad = ". Sampler won't load instruments using this script!";
531     txt = "There ";
532     txt += (m_errors.size() <= 1 && m_warnings.size() <= 1) ? "is " : "are ";
533     if (m_errors.empty()) {
534     txt += warningsCountTxt(m_warnings) + ". Script will load, but might not behave as expected!";
535     } else if (m_warnings.empty()) {
536     txt += errorsCountTxt(m_errors) + txtWontLoad;
537     } else {
538     txt += errorsCountTxt(m_errors) + " and " +
539     warningsCountTxt(m_warnings) + txtWontLoad;
540     }
541     }
542     m_statusLabel.set_markup(txt);
543    
544     // update status icon
545     m_statusImage.set(
546     m_issues.empty() ? m_successIcon : !m_errors.empty() ? m_errorIcon : m_warningIcon
547     );
548     }
549    
550 schoenebeck 2886 #endif // USE_LS_SCRIPTVM
551    
552 schoenebeck 2604 void ScriptEditor::onTextErased(const Gtk::TextBuffer::iterator& itStart, const Gtk::TextBuffer::iterator& itEnd) {
553 schoenebeck 2610 //printf("erased\n");
554 schoenebeck 2886 #if USE_LS_SCRIPTVM
555 schoenebeck 2890 m_textBuffer->remove_all_tags(m_textBuffer->begin(), m_textBuffer->end());
556 schoenebeck 2886 updateSyntaxHighlightingByVM();
557 schoenebeck 2890 updateParserIssuesByVM();
558 schoenebeck 2899 updateStatusBar();
559 schoenebeck 2886 #else
560 schoenebeck 2604 Gtk::TextBuffer::iterator itStart2 = itStart;
561     if (itStart2.inside_word() || itStart2.ends_word())
562     itStart2.backward_word_start();
563    
564     Gtk::TextBuffer::iterator itEnd2 = itEnd;
565     if (itEnd2.inside_word()) itEnd2.forward_word_end();
566    
567     m_textBuffer->remove_all_tags(itStart2, itEnd2);
568 schoenebeck 2886 #endif // USE_LS_SCRIPTVM
569 schoenebeck 2604 }
570    
571 schoenebeck 2897 bool ScriptEditor::on_motion_notify_event(GdkEventMotion* e) {
572     #if USE_LS_SCRIPTVM
573     //TODO: event throttling would be a good idea here
574     updateIssueTooltip(e);
575     #endif
576     return ManagedWindow::on_motion_notify_event(e);
577     }
578    
579 schoenebeck 2956 void ScriptEditor::onMenuChangeFontSize() {
580     //TODO: for GTKMM >= 3.2 class Gtk::FontChooser could be used instead
581     Gtk::Dialog dialog(_("Font Size"), true /*modal*/);
582     Gtk::HBox hbox;
583     hbox.set_spacing(6);
584    
585     Gtk::Label label(_("Editor's Font Size:"), Gtk::ALIGN_START);
586     hbox.pack_start(label, Gtk::PACK_SHRINK);
587    
588     Gtk::SpinButton spinButton;
589     spinButton.set_range(4, 80);
590     spinButton.set_increments(1, 10);
591     spinButton.set_value(currentFontSize());
592     hbox.pack_start(spinButton);
593    
594     dialog.get_vbox()->pack_start(hbox);
595     dialog.add_button(_("_OK"), 0);
596     dialog.add_button(_("_Cancel"), 1);
597    
598     dialog.show_all_children();
599    
600     if (!dialog.run()) { // OK selected ...
601     const int newFontSize = spinButton.get_value_as_int();
602     if (newFontSize >= 4)
603     setFontSize(newFontSize, true);
604     }
605     }
606    
607 schoenebeck 2898 bool ScriptEditor::onWindowDelete(GdkEventAny* e) {
608     //printf("onWindowDelete\n");
609    
610     if (!isModified()) return false; // propagate event further (which will close this window)
611    
612     gchar* msg = g_strdup_printf(_("Apply changes to instrument script \"%s\" before closing?"),
613     m_script->Name.c_str());
614     Gtk::MessageDialog dialog(*this, msg, false, Gtk::MESSAGE_WARNING, Gtk::BUTTONS_NONE);
615     g_free(msg);
616     dialog.set_secondary_text(_("If you close without applying, your changes will be lost."));
617     dialog.add_button(_("Close _Without Applying"), Gtk::RESPONSE_NO);
618     dialog.add_button(_("_Cancel"), Gtk::RESPONSE_CANCEL);
619     dialog.add_button(_("_Apply"), Gtk::RESPONSE_YES);
620     dialog.set_default_response(Gtk::RESPONSE_YES);
621     int response = dialog.run();
622     dialog.hide();
623    
624     // user decided to close script editor without saving
625     if (response == Gtk::RESPONSE_NO)
626     return false; // propagate event further (which will close this window)
627    
628     // user cancelled dialog, thus don't close script editor
629     if (response == Gtk::RESPONSE_CANCEL) {
630     show();
631     return true; // drop event (prevents closing this window)
632     }
633    
634     // user wants to apply the changes, afterwards close window
635     if (response == Gtk::RESPONSE_YES) {
636     onButtonApply();
637     return false; // propagate event further (which will close this window)
638     }
639    
640     // should never ever make it to this point actually
641     return false;
642     }
643    
644     bool ScriptEditor::isModified() const {
645     return m_textBuffer->get_modified();
646     }
647    
648 schoenebeck 2604 void ScriptEditor::onModifiedChanged() {
649 schoenebeck 2898 m_applyButton.set_sensitive(isModified());
650 schoenebeck 2899 #if USE_LS_SCRIPTVM
651     updateStatusBar();
652     #endif
653 schoenebeck 2604 }
654    
655     void ScriptEditor::onButtonCancel() {
656 schoenebeck 2898 bool dropEvent = onWindowDelete(NULL);
657     if (dropEvent) return;
658 schoenebeck 2604 hide();
659     }
660    
661     void ScriptEditor::onButtonApply() {
662 schoenebeck 2903 signal_script_to_be_changed.emit(m_script);
663 schoenebeck 2604 m_script->SetScriptAsText(m_textBuffer->get_text());
664 schoenebeck 2903 signal_script_changed.emit(m_script);
665 schoenebeck 2604 m_textBuffer->set_modified(false);
666     }
667    
668     void ScriptEditor::onWindowHide() {
669     delete this; // this is the end, my friend
670     }

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