- _newframe = new wxFrame(parent, -1, wxT(" Contour Tools "), wxPoint(25,50), wxSize(350,900),wxFRAME_TOOL_WINDOW|wxSYSTEM_MENU | wxCAPTION | wxCLIP_CHILDREN |wxFRAME_FLOAT_ON_PARENT);
+ _newframe = new wxFrame(parent, -1, wxT(" Contour Tools "), wxPoint(25,50), wxSize(450,900),wxFRAME_TOOL_WINDOW|wxSYSTEM_MENU | wxCAPTION | wxCLIP_CHILDREN |wxFRAME_FLOAT_ON_PARENT | wxRESIZE_BORDER);
+ _newframe->SetMinSize( wxSize(200,200) );