55   function show(&$driver) {     argument
58       return $this->show_field($driver);
60       return $this->show_rendered($driver);
64   function show_field(&$driver) {  argument
65     if (is_null(GenericFormattedBox::show($driver))) {
69     $driver->field_select($this->get_left_padding(), 
79   function show_rendered(&$driver) {  argument
85     if (is_null(GenericContainerBox::show($driver))) {
89     $this->show_button($driver);
93   function show_button(&$driver) {  argument
98     $driver->setrgbcolor(0.93, 0.93, 0.93);
99     $driver->moveto($this->get_right_padding(), $this->get_top_padding());
100     $driver->lineto($this->get_right_padding() - $button_height, $this->get_top_padding());
101     $driver->lineto($this->get_right_padding() - $button_height, $this->get_bottom_padding());
102     $driver->lineto($this->get_right_padding(), $this->get_bottom_padding());
103     $driver->closepath();
104     $driver->fill();
107     $driver->setrgbcolor(0,0,0);
108     $driver->moveto($this->get_right_padding(), $this->get_top_padding());
109     $driver->lineto($this->get_right_padding() - $button_height, $this->get_top_padding());
110     $driver->lineto($this->get_right_padding() - $button_height, $this->get_bottom_padding());
111     $driver->lineto($this->get_right_padding(), $this->get_bottom_padding());
112     $driver->closepath();
113     $driver->stroke();
116     $driver->setrgbcolor(0,0,0);
117     $driver->moveto($this->get_right_padding() - SELECT_BUTTON_TRIANGLE_PADDING,
119     $driver->lineto($this->get_right_padding() - $button_height + SELECT_BUTTON_TRIANGLE_PADDING, 
121 …$driver->lineto($this->get_right_padding() - $button_height/2, $this->get_bottom_padding() + SELEC…
122     $driver->closepath();
123     $driver->fill();