better File->Clear

Common/OpenFile.cpp

@@ -212,7 +212,7 @@ void ParseString(const char *str)
   }
 }
 
-void SetProjectName(const char *name)
+static void SetProjectName(const char *name)
 {
   char no_ext[256], ext[256], base[256];
   SplitFileName(name, no_ext, ext, base);
@@ -389,7 +389,7 @@ int MergeFile(const char *name, int warn_if_missing)
   return status;
 }
 
-void ClearProject()
+void ClearProject(const char *filename)
 {
 #if !defined(HAVE_NO_POST)
   for(int i = PView::list.size() - 1; i >= 0; i--)
@@ -401,6 +401,7 @@ void ClearProject()
   for(int i = GModel::list.size() - 1; i >= 0; i--)
     delete GModel::list[i];
   new GModel();
+  SetProjectName(filename);
 #if defined(HAVE_FLTK)
   if(GUI::available()){
     GUI::instance()->resetVisibility();

Common/OpenFile.h

@@ -11,7 +11,7 @@ void ParseString(const char *str);
 void OpenProject(const char *filename);
 void OpenProjectMacFinder(const char *filename);
 int MergeFile(const char *filename, int warn_if_missing=0);
-void ClearProject();
+void ClearProject(const char *filename);
 void SetBoundingBox(double xmin, double xmax,
                     double ymin, double ymax, 
                     double zmin, double zmax);

Fltk/menuWindow.cpp

@@ -143,7 +143,7 @@ static void file_merge_cb(Fl_Widget *w, void *data)
 
 static void file_clear_cb(Fl_Widget *w, void *data)
 {
-  ClearProject();
+  ClearProject(CTX.default_filename);
   Draw();
 }
 
@@ -329,7 +329,7 @@ static void file_rename_cb(Fl_Widget *w, void *data)
           goto test;
     }
     rename(CTX.filename, name.c_str());
-    ClearProject();
+    ClearProject(name.c_str());
     OpenProject(name.c_str());
     Draw();
   }
@@ -536,7 +536,7 @@ static void geometry_edit_cb(Fl_Widget *w, void *data)
 
 void geometry_reload_cb(Fl_Widget *w, void *data)
 {
-  ClearProject();
+  ClearProject(CTX.filename);
   OpenProject(CTX.filename);
   Draw();
 }