eeschema: Update titlebar when searching schematics

Fixes: lp:1851641
* https://bugs.launchpad.net/kicad/+bug/1851641

eeschema/sch_edit_frame.h

@@ -106,6 +106,10 @@ enum SCH_CLEANUP_FLAGS {
  */
 class SCH_EDIT_FRAME : public SCH_BASE_FRAME
 {
+    // The schematic editor control class should be able to access some internal
+    // functions of the editor frame.
+    friend class SCH_EDITOR_CONTROL;
+
 private:
     wxString                m_SelectedNetName;
 

eeschema/tools/sch_editor_control.cpp

@@ -167,6 +167,7 @@ int SCH_EDITOR_CONTROL::UpdateFind( const TOOL_EVENT& aEvent )
 
     getView()->UpdateItems();
     m_frame->GetCanvas()->Refresh();
+    m_frame->UpdateTitle();
 
     return 0;
 }