Fixed crash in TextCtrl;

No longer ask to save set when it is still open in another window.

src/gui/control/text_ctrl.cpp

@@ -74,6 +74,7 @@ void TextCtrl::setValue(const FakeTextValueP& value) {
 }
 
 void TextCtrl::onChangeSet() {
+	wxLogDebug(_("TextCtrl::onChangeSet %p"),this);
 	DataEditor::onChangeSet();
 	// initialize
 	if (viewers.empty()) {
@@ -109,6 +110,8 @@ void TextCtrl::onInit() {
 	FOR_EACH_EDITOR {
 		e->onShow(true);
 	}
+	// also init the DataEditor
+	DataEditor::onInit();
 }
 
 void TextCtrl::onSize(wxSizeEvent&) {

src/gui/set/window.cpp

@@ -437,14 +437,14 @@ void SetWindow::updateRecentSets() {
 
 
 void SetWindow::onFileNew(wxCommandEvent&) {
-	if (!askSaveAndContinue()) return;
+	if (isOnlyWithSet() && !askSaveAndContinue()) return;
 	// new set?
 	SetP new_set = new_set_window(this);
 	if (new_set) setSet(new_set);
 }
 
 void SetWindow::onFileOpen(wxCommandEvent&) {
-	if (!askSaveAndContinue()) return;
+	if (isOnlyWithSet() && !askSaveAndContinue()) return;
 	wxFileDialog dlg(this, _TITLE_("open set"), _(""), _(""), import_formats(), wxOPEN);
 	if (dlg.ShowModal() == wxID_OK) {
 		wxBusyCursor busy;