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

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Revision 3391 - (hide annotations) (download)
Sun Dec 3 16:03:34 2017 UTC (2 years, 11 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 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 schoenebeck 3364 #include "compat.h"
11 schoenebeck 3310 #include <gtk/gtkwidget.h> // for gtk_widget_modify_*()
12 schoenebeck 3314 #if defined(__APPLE__)
13     # include "MacHelper.h"
14     #endif
15     #include <math.h> // for log10()
16 schoenebeck 2604
17 schoenebeck 2886 #if !USE_LS_SCRIPTVM
18    
19 schoenebeck 2604 static const std::string _keywords[] = {
20     "on", "end", "declare", "while", "if", "or", "and", "not", "else", "case",
21 schoenebeck 3261 "select", "to", "const", "polyphonic", "mod", "synchronized"
22 schoenebeck 2604 };
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 schoenebeck 2886 #endif // !USE_LS_SCRIPTVM
43    
44 schoenebeck 2899 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 schoenebeck 2928 if (!theme->has_icon(name))
51     return Glib::RefPtr<Gdk::Pixbuf>();
52 schoenebeck 2899 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 schoenebeck 2928 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 schoenebeck 2604 ScriptEditor::ScriptEditor() :
68 schoenebeck 2899 m_statusLabel("", Gtk::ALIGN_START),
69 schoenebeck 3364 #if HAS_GTKMM_STOCK
70 schoenebeck 3158 m_applyButton(Gtk::Stock::APPLY),
71     m_cancelButton(Gtk::Stock::CANCEL)
72 schoenebeck 3364 #else
73     m_applyButton(_("_Apply"), true),
74     m_cancelButton(_("_Cancel"), true)
75     #endif
76 schoenebeck 2604 {
77     m_script = NULL;
78 schoenebeck 2896 #if USE_LS_SCRIPTVM
79 schoenebeck 2886 m_vm = NULL;
80 schoenebeck 2896 #endif
81 schoenebeck 2604
82 schoenebeck 3225 if (!Settings::singleton()->autoRestoreWindowDimension) {
83     set_default_size(800, 700);
84     set_position(Gtk::WIN_POS_MOUSE);
85     }
86    
87 schoenebeck 2928 // 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 schoenebeck 2899
100 schoenebeck 2928 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 schoenebeck 2604 add(m_vbox);
113    
114     m_tagTable = Gtk::TextBuffer::TagTable::create();
115 schoenebeck 2886
116 schoenebeck 2604 m_keywordTag = Gtk::TextBuffer::Tag::create();
117 schoenebeck 2887 m_keywordTag->property_foreground() = "#000000"; // black
118 schoenebeck 2604 m_keywordTag->property_weight() = PANGO_WEIGHT_BOLD;
119     m_tagTable->add(m_keywordTag);
120 schoenebeck 2886
121 schoenebeck 2604 m_eventTag = Gtk::TextBuffer::Tag::create();
122 schoenebeck 2887 m_eventTag->property_foreground() = "#07c0cf"; // cyan 1
123 schoenebeck 2610 m_eventTag->property_weight() = PANGO_WEIGHT_BOLD;
124 schoenebeck 2604 m_tagTable->add(m_eventTag);
125 schoenebeck 2886
126     m_variableTag = Gtk::TextBuffer::Tag::create();
127 schoenebeck 2887 m_variableTag->property_foreground() = "#790cc4"; // magenta
128 schoenebeck 2886 m_tagTable->add(m_variableTag);
129    
130     m_functionTag = Gtk::TextBuffer::Tag::create();
131 schoenebeck 2887 m_functionTag->property_foreground() = "#1ba1dd"; // cyan 2
132 schoenebeck 2886 m_tagTable->add(m_functionTag);
133    
134     m_numberTag = Gtk::TextBuffer::Tag::create();
135 schoenebeck 2887 m_numberTag->property_foreground() = "#c4950c"; // yellow
136 schoenebeck 2886 m_tagTable->add(m_numberTag);
137    
138     m_stringTag = Gtk::TextBuffer::Tag::create();
139 schoenebeck 2887 m_stringTag->property_foreground() = "#c40c0c"; // red
140 schoenebeck 2886 m_tagTable->add(m_stringTag);
141    
142     m_commentTag = Gtk::TextBuffer::Tag::create();
143 schoenebeck 2887 m_commentTag->property_foreground() = "#9c9c9c"; // gray
144 schoenebeck 2886 m_tagTable->add(m_commentTag);
145    
146 schoenebeck 3286 #define PREPROC_TOKEN_COLOR "#2f8a33" // green
147    
148 schoenebeck 2886 m_preprocTag = Gtk::TextBuffer::Tag::create();
149 schoenebeck 3286 m_preprocTag->property_foreground() = PREPROC_TOKEN_COLOR;
150 schoenebeck 2886 m_tagTable->add(m_preprocTag);
151    
152 schoenebeck 3286 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 schoenebeck 2890 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 schoenebeck 3310 m_lineNrTag = Gtk::TextBuffer::Tag::create();
166     m_lineNrTag->property_foreground() = "#CCCCCC";
167     m_tagTable->add(m_lineNrTag);
168    
169 schoenebeck 2901 // create menu
170 schoenebeck 3364 #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 schoenebeck 2901 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 schoenebeck 2903 Gtk::AccelKey("<control>q"),
227 schoenebeck 2901 sigc::mem_fun(*this, &ScriptEditor::onButtonCancel));
228 schoenebeck 2956 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 schoenebeck 2901 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 schoenebeck 2956 " <menu action='MenuEditor'>"
243     " <menuitem action='ChangeFont'/>"
244     " </menu>"
245 schoenebeck 2901 " </menubar>"
246     "</ui>"
247     );
248 schoenebeck 3364 #endif
249 schoenebeck 2901
250 schoenebeck 3310 m_lineNrBuffer = Gtk::TextBuffer::create(m_tagTable);
251 schoenebeck 3391 m_lineNrView.set_size_request(22,14);
252 schoenebeck 3310 m_lineNrView.set_buffer(m_lineNrBuffer);
253     m_lineNrView.set_left_margin(3);
254     m_lineNrView.set_right_margin(3);
255 schoenebeck 3391 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 schoenebeck 3310 {
261 schoenebeck 3368 #if 1 //(GTKMM_MAJOR_VERSION == 2 && GTKMM_MINOR_VERSION < 90) || GTKMM_MAJOR_VERSION < 2
262 schoenebeck 3310 Gdk::Color color;
263 schoenebeck 3364 #else
264     Gdk::RGBA color;
265     #endif
266 schoenebeck 3310 color.set("#F5F5F5");
267     GtkWidget* widget = (GtkWidget*) m_lineNrView.gobj();
268 schoenebeck 3368 #if GTK_MAJOR_VERSION < 3 || (GTK_MAJOR_VERSION == 3 && GTK_MINOR_VERSION <= 22)
269 schoenebeck 3310 gtk_widget_modify_base(widget, GTK_STATE_NORMAL, color.gobj());
270     gtk_widget_modify_bg(widget, GTK_STATE_NORMAL, color.gobj());
271 schoenebeck 3364 #endif
272 schoenebeck 3310 }
273     {
274 schoenebeck 3368 #if 1 //(GTKMM_MAJOR_VERSION == 2 && GTKMM_MINOR_VERSION < 90) || GTKMM_MAJOR_VERSION < 2
275 schoenebeck 3310 Gdk::Color color;
276 schoenebeck 3364 #else
277     Gdk::RGBA color;
278     #endif
279 schoenebeck 3310 color.set("#EEEEEE");
280     GtkWidget* widget = (GtkWidget*) m_lineNrTextViewSpacer.gobj();
281 schoenebeck 3368 #if GTK_MAJOR_VERSION < 3 || (GTK_MAJOR_VERSION == 3 && GTK_MINOR_VERSION <= 22)
282 schoenebeck 3310 gtk_widget_modify_base(widget, GTK_STATE_NORMAL, color.gobj());
283     gtk_widget_modify_bg(widget, GTK_STATE_NORMAL, color.gobj());
284 schoenebeck 3364 #endif
285 schoenebeck 3310 }
286 schoenebeck 2604 m_textBuffer = Gtk::TextBuffer::create(m_tagTable);
287     m_textView.set_buffer(m_textBuffer);
288 schoenebeck 3310 m_textView.set_left_margin(5);
289 schoenebeck 2956 setFontSize(currentFontSize(), false);
290 schoenebeck 3310 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 schoenebeck 2604 m_scrolledWindow.set_policy(Gtk::POLICY_AUTOMATIC, Gtk::POLICY_AUTOMATIC);
295 schoenebeck 2901
296 schoenebeck 3364 #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 schoenebeck 2901 Gtk::Widget* menuBar = m_uiManager->get_widget("/MenuBar");
304 schoenebeck 3364 #endif
305    
306 schoenebeck 2901 m_vbox.pack_start(*menuBar, Gtk::PACK_SHRINK);
307 schoenebeck 2604 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 schoenebeck 2901
316 schoenebeck 3364 #if GTKMM_MAJOR_VERSION < 3
317     m_statusHBox.set_spacing(6);
318     #elif GTKMM_MAJOR_VERSION == 3 && GTKMM_MINOR_VERSION < 12
319 schoenebeck 2899 m_statusImage.set_margin_left(6);
320     m_statusImage.set_margin_right(6);
321 schoenebeck 2900 #else
322 schoenebeck 3364 m_statusImage.set_margin_start(6);
323     m_statusImage.set_margin_end(6);
324 schoenebeck 2900 #endif
325 schoenebeck 2604
326 schoenebeck 2899 m_statusHBox.pack_start(m_statusImage, Gtk::PACK_SHRINK);
327     m_statusHBox.pack_start(m_statusLabel);
328 schoenebeck 3364 #if HAS_GTKMM_SHOW_ALL_CHILDREN
329 schoenebeck 2899 m_statusHBox.show_all_children();
330 schoenebeck 3364 #endif
331 schoenebeck 2899
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 schoenebeck 2604 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 schoenebeck 2898 signal_delete_event().connect(
362 schoenebeck 3364 #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 schoenebeck 2898 sigc::mem_fun(*this, &ScriptEditor::onWindowDelete)
364 schoenebeck 3364 #else
365     sigc::mem_fun(*this, &ScriptEditor::onWindowDeleteP)
366     #endif
367 schoenebeck 2898 );
368    
369 schoenebeck 3364 #if HAS_GTKMM_SHOW_ALL_CHILDREN
370 schoenebeck 2604 show_all_children();
371 schoenebeck 3364 #endif
372 schoenebeck 2604 }
373    
374     ScriptEditor::~ScriptEditor() {
375     printf("ScriptEditor destruct\n");
376 schoenebeck 2896 #if USE_LS_SCRIPTVM
377 schoenebeck 2886 if (m_vm) delete m_vm;
378 schoenebeck 2896 #endif
379 schoenebeck 2604 }
380    
381 schoenebeck 2956 int ScriptEditor::currentFontSize() const {
382     #if defined(__APPLE__)
383 schoenebeck 3314 const int defaultFontSize = 11;
384 schoenebeck 2956 #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 schoenebeck 3368 void ScriptEditor::setFontSize(int sizePt, bool save) {
393 schoenebeck 2956 //printf("setFontSize(%d,%d)\n", size, save);
394 schoenebeck 3368
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 schoenebeck 3364 #if GTKMM_MAJOR_VERSION < 3 || (GTKMM_MAJOR_VERSION == 3 && GTKMM_MINOR_VERSION < 20)
402 schoenebeck 2956 Pango::FontDescription fdesc;
403     fdesc.set_family("monospace");
404 schoenebeck 3364 # if defined(__APPLE__)
405 schoenebeck 3314 // fixes poor readability of default monospace font on Macs
406     if (macIsMinMac10_6())
407     fdesc.set_family("Menlo");
408 schoenebeck 3364 # endif
409 schoenebeck 3368 fdesc.set_size(sizePx * PANGO_SCALE);
410 schoenebeck 3364 # if GTKMM_MAJOR_VERSION < 3
411 schoenebeck 3310 m_lineNrView.modify_font(fdesc);
412 schoenebeck 2956 m_textView.modify_font(fdesc);
413 schoenebeck 3364 # else
414 schoenebeck 3310 m_lineNrView.override_font(fdesc);
415 schoenebeck 2956 m_textView.override_font(fdesc);
416 schoenebeck 3364 # 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 schoenebeck 3368 " font: " + ToString(sizePt) + "pt " + family + ";"
432 schoenebeck 3364 "}"
433     );
434 schoenebeck 2956 #endif
435 schoenebeck 3368 if (save) Settings::singleton()->scriptEditorFontSize = sizePt;
436 schoenebeck 2956 }
437    
438 schoenebeck 2604 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 schoenebeck 3391
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 schoenebeck 2604 }
456    
457 schoenebeck 3310 void ScriptEditor::updateLineNumbers() {
458 schoenebeck 3391 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 schoenebeck 3314 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 schoenebeck 3310 Glib::ustring s;
468     for (int i = 0; i < n; ++i) {
469 schoenebeck 3314 snprintf(buf, bufSz, i ? sFmt2.c_str() : sFmt1.c_str(), i+1);
470     s += buf;
471 schoenebeck 3310 }
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 schoenebeck 3314 if (buf) delete[] buf;
476 schoenebeck 3310 }
477    
478 schoenebeck 2604 void ScriptEditor::onTextInserted(const Gtk::TextBuffer::iterator& itEnd, const Glib::ustring& txt, int length) {
479 schoenebeck 2897 //printf("onTextInserted()\n");
480 schoenebeck 2886 #if USE_LS_SCRIPTVM
481 schoenebeck 2890 m_textBuffer->remove_all_tags(m_textBuffer->begin(), m_textBuffer->end());
482 schoenebeck 2886 updateSyntaxHighlightingByVM();
483 schoenebeck 2890 updateParserIssuesByVM();
484 schoenebeck 2899 updateStatusBar();
485 schoenebeck 2886 #else
486 schoenebeck 2610 //printf("inserted %d\n", length);
487 schoenebeck 2604 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 schoenebeck 2610 //printf("{%s}\n", s.c_str());
503 schoenebeck 2604 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 schoenebeck 2886
527     #endif // USE_LS_SCRIPTVM
528 schoenebeck 3310 updateLineNumbers();
529 schoenebeck 2604 }
530    
531 schoenebeck 2886 #if USE_LS_SCRIPTVM
532    
533 schoenebeck 2890 LinuxSampler::ScriptVM* ScriptEditor::GetScriptVM() {
534     if (!m_vm) m_vm = LinuxSampler::ScriptVMFactory::Create("gig");
535     return m_vm;
536     }
537    
538 schoenebeck 3286 template<class T>
539     static void getIteratorsForIssue(Glib::RefPtr<Gtk::TextBuffer>& txtbuf, const T& issue, Gtk::TextBuffer::iterator& start, Gtk::TextBuffer::iterator& end) {
540 schoenebeck 3206 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 schoenebeck 2897 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 schoenebeck 2886 static void applyCodeTag(Glib::RefPtr<Gtk::TextBuffer>& txtbuf, const LinuxSampler::VMSourceToken& token, Glib::RefPtr<Gtk::TextBuffer::Tag>& tag) {
558 schoenebeck 3206 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 schoenebeck 2886 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 schoenebeck 2890 static void applyCodeTag(Glib::RefPtr<Gtk::TextBuffer>& txtbuf, const LinuxSampler::ParserIssue& issue, Glib::RefPtr<Gtk::TextBuffer::Tag>& tag) {
573 schoenebeck 2897 Gtk::TextBuffer::iterator itStart, itEnd;
574     getIteratorsForIssue(txtbuf, issue, itStart, itEnd);
575 schoenebeck 2890 txtbuf->apply_tag(tag, itStart, itEnd);
576     }
577    
578 schoenebeck 3286 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 schoenebeck 2886 void ScriptEditor::updateSyntaxHighlightingByVM() {
585 schoenebeck 2890 GetScriptVM();
586 schoenebeck 2886 const std::string s = m_textBuffer->get_text();
587 schoenebeck 2975 if (s.empty()) return;
588 schoenebeck 2886 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 schoenebeck 2890 void ScriptEditor::updateParserIssuesByVM() {
617     GetScriptVM();
618     const std::string s = m_textBuffer->get_text();
619     LinuxSampler::VMParserContext* parserContext = m_vm->loadScript(s);
620 schoenebeck 2896 m_issues = parserContext->issues();
621 schoenebeck 2899 m_errors = parserContext->errors();
622     m_warnings = parserContext->warnings();
623 schoenebeck 3286 m_preprocComments = parserContext->preprocessorComments();
624 schoenebeck 2890
625 schoenebeck 2975 if (!s.empty()) {
626     for (int i = 0; i < m_issues.size(); ++i) {
627     const LinuxSampler::ParserIssue& issue = m_issues[i];
628 schoenebeck 2890
629 schoenebeck 2975 if (issue.isErr()) {
630     applyCodeTag(m_textBuffer, issue, m_errorTag);
631     } else if (issue.isWrn()) {
632     applyCodeTag(m_textBuffer, issue, m_warningTag);
633     }
634 schoenebeck 2890 }
635     }
636    
637 schoenebeck 3286 for (int i = 0; i < m_preprocComments.size(); ++i) {
638     applyPreprocessorComment(m_textBuffer, m_preprocComments[i],
639     m_preprocCommentTag);
640     }
641    
642 schoenebeck 2897 delete parserContext;
643     }
644 schoenebeck 2896
645 schoenebeck 2897 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 schoenebeck 2896
649 schoenebeck 2897 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 schoenebeck 2896 }
673     }
674    
675 schoenebeck 3286 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 schoenebeck 2897 m_textView.set_tooltip_markup("");
693 schoenebeck 2890 }
694    
695 schoenebeck 2899 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 schoenebeck 2886 #endif // USE_LS_SCRIPTVM
736    
737 schoenebeck 2604 void ScriptEditor::onTextErased(const Gtk::TextBuffer::iterator& itStart, const Gtk::TextBuffer::iterator& itEnd) {
738 schoenebeck 2610 //printf("erased\n");
739 schoenebeck 2886 #if USE_LS_SCRIPTVM
740 schoenebeck 2890 m_textBuffer->remove_all_tags(m_textBuffer->begin(), m_textBuffer->end());
741 schoenebeck 2886 updateSyntaxHighlightingByVM();
742 schoenebeck 2890 updateParserIssuesByVM();
743 schoenebeck 2899 updateStatusBar();
744 schoenebeck 2886 #else
745 schoenebeck 2604 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 schoenebeck 2886 #endif // USE_LS_SCRIPTVM
754 schoenebeck 3310 updateLineNumbers();
755 schoenebeck 2604 }
756    
757 schoenebeck 2897 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 schoenebeck 3364 #if GTKMM_MAJOR_VERSION < 3 || (GTKMM_MAJOR_VERSION == 3 && GTKMM_MINOR_VERSION <= 22)
763 schoenebeck 2897 return ManagedWindow::on_motion_notify_event(e);
764 schoenebeck 3364 #else
765     Gdk::EventMotion em = Glib::wrap(e, true);
766     return ManagedWindow::on_motion_notify_event(em);
767     #endif
768 schoenebeck 2897 }
769    
770 schoenebeck 2956 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 schoenebeck 3364 HBox hbox;
774 schoenebeck 2956 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 schoenebeck 3364 #if USE_GTKMM_BOX
786     dialog.get_content_area()->pack_start(hbox);
787     #else
788 schoenebeck 2956 dialog.get_vbox()->pack_start(hbox);
789 schoenebeck 3364 #endif
790 schoenebeck 2956 dialog.add_button(_("_OK"), 0);
791     dialog.add_button(_("_Cancel"), 1);
792    
793 schoenebeck 3364 #if HAS_GTKMM_SHOW_ALL_CHILDREN
794 schoenebeck 2956 dialog.show_all_children();
795 schoenebeck 3364 #endif
796 schoenebeck 2956
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 schoenebeck 3364 #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 schoenebeck 2898 //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 schoenebeck 2604 void ScriptEditor::onModifiedChanged() {
852 schoenebeck 2898 m_applyButton.set_sensitive(isModified());
853 schoenebeck 2899 #if USE_LS_SCRIPTVM
854     updateStatusBar();
855     #endif
856 schoenebeck 2604 }
857    
858     void ScriptEditor::onButtonCancel() {
859 schoenebeck 3364 bool dropEvent = onWindowDeleteP(NULL);
860 schoenebeck 2898 if (dropEvent) return;
861 schoenebeck 2604 hide();
862     }
863    
864     void ScriptEditor::onButtonApply() {
865 schoenebeck 2903 signal_script_to_be_changed.emit(m_script);
866 schoenebeck 2604 m_script->SetScriptAsText(m_textBuffer->get_text());
867 schoenebeck 2903 signal_script_changed.emit(m_script);
868 schoenebeck 2604 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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