Minor cleanup of selectiondialog.*

src/selectiondialog.cc

@@ -31,6 +31,10 @@ ListViewText::ListViewText(bool use_markup) : Gtk::TreeView(), use_markup(use_ma
   set_activate_on_single_click(true);
   set_hover_selection(false);
   set_rules_hint(true);
+  
+  signal_hide().connect([this]() {
+    list_store->clear();
+  });
 }
 
 void ListViewText::append(const std::string& value) {
@@ -38,11 +42,6 @@ void ListViewText::append(const std::string& value) {
   new_row->set_value(column_record.text, value);
 }
 
-void ListViewText::hide() {
-  Gtk::TreeView::hide();
-  list_store->clear();
-}
-
 SelectionDialogBase::SelectionDialogBase(Gtk::TextView& text_view, Glib::RefPtr<Gtk::TextBuffer::Mark> start_mark, bool show_search_entry, bool use_markup): text_view(text_view), 
 list_view_text(use_markup), start_mark(start_mark), show_search_entry(show_search_entry) {
   if(!show_search_entry)
@@ -101,10 +100,12 @@ void SelectionDialogBase::show() {
 }
 
 void SelectionDialogBase::hide() {
+  if(!shown)
+    return;
   window->hide();
   if(tooltips)
     tooltips->hide();
-  if(on_hide && shown)
+  if(on_hide)
     on_hide();
   shown=false;
 }

src/selectiondialog.h

@@ -18,7 +18,6 @@ public:
   bool use_markup;
   ListViewText(bool use_markup);
   void append(const std::string& value);
-  void hide();
 private:
   Glib::RefPtr<Gtk::ListStore> list_store;
   ColumnRecord column_record;

src/source.cc

@@ -217,7 +217,7 @@ Source::View::View(const boost::filesystem::path &file_path, const boost::filesy
       return;
     
     if(mark->get_name()=="insert") {
-      if(spellcheck_suggestions_dialog && spellcheck_suggestions_dialog->shown)
+      if(spellcheck_suggestions_dialog)
         spellcheck_suggestions_dialog->hide();
       delayed_spellcheck_suggestions_connection.disconnect();
       delayed_spellcheck_suggestions_connection=Glib::signal_timeout().connect([this]() {
@@ -429,11 +429,11 @@ void Source::View::set_tooltip_and_dialog_events() {
       type_tooltips.hide();
       diagnostic_tooltips.hide();
       
-      if(spellcheck_suggestions_dialog && spellcheck_suggestions_dialog->shown)
+      if(spellcheck_suggestions_dialog)
         spellcheck_suggestions_dialog->hide();
-      if(autocomplete_dialog && autocomplete_dialog->shown)
+      if(autocomplete_dialog)
         autocomplete_dialog->hide();
-      if(selection_dialog && selection_dialog->shown)
+      if(selection_dialog)
         selection_dialog->hide();
       
       set_info(info);
@@ -445,11 +445,11 @@ void Source::View::set_tooltip_and_dialog_events() {
     type_tooltips.hide();
     diagnostic_tooltips.hide();
     delayed_spellcheck_suggestions_connection.disconnect();
-    if(spellcheck_suggestions_dialog && spellcheck_suggestions_dialog->shown)
+    if(spellcheck_suggestions_dialog)
       spellcheck_suggestions_dialog->hide();
-    if(autocomplete_dialog && autocomplete_dialog->shown)
+    if(autocomplete_dialog)
       autocomplete_dialog->hide();
-    if(selection_dialog && selection_dialog->shown)
+    if(selection_dialog)
       selection_dialog->hide();
     return false;
   });
@@ -459,9 +459,9 @@ void Source::View::set_tooltip_and_dialog_events() {
     type_tooltips.hide();
     diagnostic_tooltips.hide();
     delayed_spellcheck_suggestions_connection.disconnect();
-    if(spellcheck_suggestions_dialog && spellcheck_suggestions_dialog->shown)
+    if(spellcheck_suggestions_dialog)
       spellcheck_suggestions_dialog->hide();
-    if(autocomplete_dialog && autocomplete_dialog->shown)
+    if(autocomplete_dialog)
       autocomplete_dialog->hide();
     return false;
   });