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

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revision 2896 by schoenebeck, Sun May 1 14:51:55 2016 UTC revision 2898 by schoenebeck, Sun May 1 21:17:42 2016 UTC
# Line 43  ScriptEditor::ScriptEditor() : Line 43  ScriptEditor::ScriptEditor() :
43  #if USE_LS_SCRIPTVM  #if USE_LS_SCRIPTVM
44      m_vm = NULL;      m_vm = NULL;
45  #endif  #endif
     m_ignoreEraseEvents = false;  
46    
47      add(m_vbox);      add(m_vbox);
48    
# Line 91  ScriptEditor::ScriptEditor() : Line 90  ScriptEditor::ScriptEditor() :
90      m_warningTag->property_background() = "#fffd7c"; // yellow      m_warningTag->property_background() = "#fffd7c"; // yellow
91      m_tagTable->add(m_warningTag);      m_tagTable->add(m_warningTag);
92    
     m_readOnlyTag = Gtk::TextBuffer::Tag::create();  
     m_readOnlyTag->property_editable() = false;  
     m_tagTable->add(m_readOnlyTag);  
   
93      m_textBuffer = Gtk::TextBuffer::create(m_tagTable);      m_textBuffer = Gtk::TextBuffer::create(m_tagTable);
94      m_textView.set_buffer(m_textBuffer);      m_textView.set_buffer(m_textBuffer);
95      {      {
# Line 147  ScriptEditor::ScriptEditor() : Line 142  ScriptEditor::ScriptEditor() :
142          sigc::mem_fun(*this, &ScriptEditor::onWindowHide)          sigc::mem_fun(*this, &ScriptEditor::onWindowHide)
143      );      );
144    
145        signal_delete_event().connect(
146            sigc::mem_fun(*this, &ScriptEditor::onWindowDelete)
147        );
148    
149      show_all_children();      show_all_children();
150    
151      resize(460,300);      resize(460,300);
# Line 175  void ScriptEditor::setScript(gig::Script Line 174  void ScriptEditor::setScript(gig::Script
174  }  }
175    
176  void ScriptEditor::onTextInserted(const Gtk::TextBuffer::iterator& itEnd, const Glib::ustring& txt, int length) {  void ScriptEditor::onTextInserted(const Gtk::TextBuffer::iterator& itEnd, const Glib::ustring& txt, int length) {
177      printf("onTextInserted()\n");      //printf("onTextInserted()\n");
     fflush(stdout);  
178  #if USE_LS_SCRIPTVM  #if USE_LS_SCRIPTVM
     removeIssueAnchors();  
179      m_textBuffer->remove_all_tags(m_textBuffer->begin(), m_textBuffer->end());      m_textBuffer->remove_all_tags(m_textBuffer->begin(), m_textBuffer->end());
180      updateSyntaxHighlightingByVM();      updateSyntaxHighlightingByVM();
181      updateParserIssuesByVM();      updateParserIssuesByVM();
# Line 234  LinuxSampler::ScriptVM* ScriptEditor::Ge Line 231  LinuxSampler::ScriptVM* ScriptEditor::Ge
231      return m_vm;      return m_vm;
232  }  }
233    
234    static void getIteratorsForIssue(Glib::RefPtr<Gtk::TextBuffer>& txtbuf, const LinuxSampler::ParserIssue& issue, Gtk::TextBuffer::iterator& start, Gtk::TextBuffer::iterator& end) {
235        start = txtbuf->get_iter_at_line_index(issue.firstLine - 1, issue.firstColumn - 1);
236        end = start;
237        end.forward_lines(issue.lastLine - issue.firstLine);
238        end.forward_chars(
239            (issue.lastLine != issue.firstLine)
240                ? issue.lastColumn - 1
241                : issue.lastColumn - issue.firstColumn + 1
242        );
243    }
244    
245  static void applyCodeTag(Glib::RefPtr<Gtk::TextBuffer>& txtbuf, const LinuxSampler::VMSourceToken& token, Glib::RefPtr<Gtk::TextBuffer::Tag>& tag) {  static void applyCodeTag(Glib::RefPtr<Gtk::TextBuffer>& txtbuf, const LinuxSampler::VMSourceToken& token, Glib::RefPtr<Gtk::TextBuffer::Tag>& tag) {
246      Gtk::TextBuffer::iterator itStart =      Gtk::TextBuffer::iterator itStart =
247          txtbuf->get_iter_at_line_index(token.firstLine(), token.firstColumn());          txtbuf->get_iter_at_line_index(token.firstLine(), token.firstColumn());
# Line 244  static void applyCodeTag(Glib::RefPtr<Gt Line 252  static void applyCodeTag(Glib::RefPtr<Gt
252  }  }
253    
254  static void applyCodeTag(Glib::RefPtr<Gtk::TextBuffer>& txtbuf, const LinuxSampler::ParserIssue& issue, Glib::RefPtr<Gtk::TextBuffer::Tag>& tag) {  static void applyCodeTag(Glib::RefPtr<Gtk::TextBuffer>& txtbuf, const LinuxSampler::ParserIssue& issue, Glib::RefPtr<Gtk::TextBuffer::Tag>& tag) {
255      Gtk::TextBuffer::iterator itStart =      Gtk::TextBuffer::iterator itStart, itEnd;
256          txtbuf->get_iter_at_line_index(issue.firstLine - 1, issue.firstColumn - 1);      getIteratorsForIssue(txtbuf, issue, itStart, itEnd);
     Gtk::TextBuffer::iterator itEnd = itStart;  
     itEnd.forward_lines(issue.lastLine - issue.firstLine);  
     itEnd.forward_chars(  
         (issue.lastLine != issue.firstLine)  
             ? issue.lastColumn - 1  
             : issue.lastColumn - issue.firstColumn + 1  
     );  
257      txtbuf->apply_tag(tag, itStart, itEnd);      txtbuf->apply_tag(tag, itStart, itEnd);
258  }  }
259    
 void ScriptEditor::removeIssueAnchors() {  
     m_ignoreEraseEvents = true; // avoid endless recursion  
       
     for (int i = 0; i < m_issues.size(); ++i) {  
         const LinuxSampler::ParserIssue& issue = m_issues[i];  
         printf("erase anchor at l%d c%d\n", issue.firstLine - 1, issue.firstColumn - 1);  
         fflush(stdout);  
         Gtk::TextBuffer::iterator iter = m_textBuffer->get_iter_at_line_index(issue.firstLine - 1, issue.firstColumn - 1);  
         Gtk::TextBuffer::iterator iterEnd = iter;  
         iterEnd.forward_chars(1);  
         m_textBuffer->erase(iter, iterEnd);  
     }  
       
     m_ignoreEraseEvents = false; // back to normal  
 }  
   
260  void ScriptEditor::updateSyntaxHighlightingByVM() {  void ScriptEditor::updateSyntaxHighlightingByVM() {
261      GetScriptVM();      GetScriptVM();
262      const std::string s = m_textBuffer->get_text();      const std::string s = m_textBuffer->get_text();
# Line 303  void ScriptEditor::updateSyntaxHighlight Line 288  void ScriptEditor::updateSyntaxHighlight
288      }      }
289  }  }
290    
 static Glib::RefPtr<Gdk::Pixbuf> createIcon(std::string name, const Glib::RefPtr<Gdk::Screen>& screen) {  
     const int targetH = 9;  
     Glib::RefPtr<Gtk::IconTheme> theme = Gtk::IconTheme::get_for_screen(screen);  
     int w = 0;  
     int h = 0; // ignored  
     Gtk::IconSize::lookup(Gtk::ICON_SIZE_SMALL_TOOLBAR, w, h);  
     Glib::RefPtr<Gdk::Pixbuf> pixbuf = theme->load_icon(name, w, Gtk::ICON_LOOKUP_GENERIC_FALLBACK);  
     if (pixbuf->get_height() != targetH) {  
         pixbuf = pixbuf->scale_simple(targetH, targetH, Gdk::INTERP_BILINEAR);  
     }  
     return pixbuf;  
 }  
   
291  void ScriptEditor::updateParserIssuesByVM() {  void ScriptEditor::updateParserIssuesByVM() {
292      GetScriptVM();      GetScriptVM();
293      const std::string s = m_textBuffer->get_text();      const std::string s = m_textBuffer->get_text();
# Line 332  void ScriptEditor::updateParserIssuesByV Line 304  void ScriptEditor::updateParserIssuesByV
304          }          }
305      }      }
306    
307      for (int i = m_issues.size() - 1; i >= 0; --i) {      delete parserContext;
308          const LinuxSampler::ParserIssue& issue = m_issues[i];  }
309    
310    void ScriptEditor::updateIssueTooltip(GdkEventMotion* e) {
311        int x, y;
312        m_textView.window_to_buffer_coords(Gtk::TEXT_WINDOW_TEXT, int(e->x), int(e->y), x, y);
313    
314        Gtk::TextBuffer::iterator it;
315        m_textView.get_iter_at_location(it, x, y);
316        
317        const int line = it.get_line();
318        const int column = it.get_line_offset();
319    
320          if (issue.isErr() || issue.isWrn()) {      //printf("mouse at l%d c%d\n", line, column);
             Glib::RefPtr<Gdk::Pixbuf> pixbuf = createIcon(issue.isErr() ? "dialog-error" : "dialog-warning-symbolic", get_screen());  
             Gtk::Image* image = Gtk::manage(new Gtk::Image(pixbuf));  
             image->show();  
             Gtk::TextBuffer::iterator iter =  
                 m_textBuffer->get_iter_at_line_index(issue.firstLine - 1, issue.firstColumn - 1);  
             Glib::RefPtr<Gtk::TextChildAnchor> anchor = m_textBuffer->create_child_anchor(iter);  
             m_textView.add_child_at_anchor(*image, anchor);  
               
             iter =  
                 m_textBuffer->get_iter_at_line_index(issue.firstLine - 1, issue.firstColumn - 1);  
             Gtk::TextBuffer::iterator itEnd = iter;  
             itEnd.forward_char();  
321    
322              // prevent that the user can erase the icon with backspace key      for (int i = 0; i < m_issues.size(); ++i) {
323              m_textBuffer->apply_tag(m_readOnlyTag, iter, itEnd);          const LinuxSampler::ParserIssue& issue = m_issues[i];
324            const int firstLine   = issue.firstLine - 1;
325            const int firstColumn = issue.firstColumn - 1;
326            const int lastLine    = issue.lastLine - 1;
327            const int lastColumn  = issue.lastColumn - 1;
328            if (firstLine <= line && line <= lastLine &&
329                (firstLine != line || firstColumn <= column) &&
330                (lastLine  != line || lastColumn  >= column))
331            {
332                m_textView.set_tooltip_markup(
333                    (issue.isErr() ? "<span foreground=\"#ff9393\">ERROR:</span> " : "<span foreground=\"#c4950c\">Warning:</span> ") +
334                    issue.txt
335                );
336                return;
337          }          }
338      }      }
339    
340      delete parserContext;      m_textView.set_tooltip_markup("");
341  }  }
342    
343  #endif // USE_LS_SCRIPTVM  #endif // USE_LS_SCRIPTVM
344    
345  void ScriptEditor::onTextErased(const Gtk::TextBuffer::iterator& itStart, const Gtk::TextBuffer::iterator& itEnd) {  void ScriptEditor::onTextErased(const Gtk::TextBuffer::iterator& itStart, const Gtk::TextBuffer::iterator& itEnd) {
346      //printf("erased\n");      //printf("erased\n");
     if (m_ignoreEraseEvents) return;  
   
347  #if USE_LS_SCRIPTVM  #if USE_LS_SCRIPTVM
     removeIssueAnchors();  
348      m_textBuffer->remove_all_tags(m_textBuffer->begin(), m_textBuffer->end());      m_textBuffer->remove_all_tags(m_textBuffer->begin(), m_textBuffer->end());
349      updateSyntaxHighlightingByVM();      updateSyntaxHighlightingByVM();
350      updateParserIssuesByVM();      updateParserIssuesByVM();
# Line 380  void ScriptEditor::onTextErased(const Gt Line 360  void ScriptEditor::onTextErased(const Gt
360  #endif // USE_LS_SCRIPTVM  #endif // USE_LS_SCRIPTVM
361  }  }
362    
363    bool ScriptEditor::on_motion_notify_event(GdkEventMotion* e) {
364    #if USE_LS_SCRIPTVM
365        //TODO: event throttling would be a good idea here
366        updateIssueTooltip(e);
367    #endif
368        return ManagedWindow::on_motion_notify_event(e);
369    }
370    
371    bool ScriptEditor::onWindowDelete(GdkEventAny* e) {
372        //printf("onWindowDelete\n");
373    
374        if (!isModified()) return false; // propagate event further (which will close this window)
375    
376        gchar* msg = g_strdup_printf(_("Apply changes to instrument script \"%s\" before closing?"),
377                                     m_script->Name.c_str());
378        Gtk::MessageDialog dialog(*this, msg, false, Gtk::MESSAGE_WARNING, Gtk::BUTTONS_NONE);
379        g_free(msg);
380        dialog.set_secondary_text(_("If you close without applying, your changes will be lost."));
381        dialog.add_button(_("Close _Without Applying"), Gtk::RESPONSE_NO);
382        dialog.add_button(_("_Cancel"), Gtk::RESPONSE_CANCEL);
383        dialog.add_button(_("_Apply"), Gtk::RESPONSE_YES);
384        dialog.set_default_response(Gtk::RESPONSE_YES);
385        int response = dialog.run();
386        dialog.hide();
387    
388        // user decided to close script editor without saving
389        if (response == Gtk::RESPONSE_NO)
390            return false; // propagate event further (which will close this window)
391    
392        // user cancelled dialog, thus don't close script editor
393        if (response == Gtk::RESPONSE_CANCEL) {
394            show();
395            return true; // drop event (prevents closing this window)
396        }
397    
398        // user wants to apply the changes, afterwards close window
399        if (response == Gtk::RESPONSE_YES) {
400            onButtonApply();
401            return false; // propagate event further (which will close this window)
402        }
403    
404        // should never ever make it to this point actually
405        return false;
406    }
407    
408    bool ScriptEditor::isModified() const {
409        return m_textBuffer->get_modified();
410    }
411    
412  void ScriptEditor::onModifiedChanged() {  void ScriptEditor::onModifiedChanged() {
413      m_applyButton.set_sensitive( m_textBuffer->get_modified() );      m_applyButton.set_sensitive(isModified());
414  }  }
415    
416  void ScriptEditor::onButtonCancel() {  void ScriptEditor::onButtonCancel() {
417        bool dropEvent = onWindowDelete(NULL);
418        if (dropEvent) return;
419      hide();      hide();
420  }  }
421    
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