A button defined by images that may have dynamic graphical
properties depending on whether the cursor is over the button, away from the
button, or clicking down on the button.
Several graphical buttons may be defined within <graphical_buttons> tags.
Child of: <graphical_buttons>
Parent of: <up_image>,
<over_image>, <down_image>, <mouse_over>, <mouse_out>,
<x>, <y>,
<click>
Examples:
<graphical_button
name="graphical_button_a">
<up_image>up_image.png</up_image>
<over_image>over_image.png</over_image>
<down_image>down_image.png</down_image>
<mouse_over>
…
</mouse_over>
<mouse_out>
…
</mouse_out>
<x>45</x>
<y>100</y>
<click>
<assign
name="user_clicked_gb_a" expr="'1'"/>
<next_node>node_a</next_node>
</click>
</graphical_button>
To clear a graphical button from the screen, use CLEAR as follows:
<graphical_button
name="gb_a">CLEAR</graphical_button>
To clear all
graphical buttons at once:
<graphical_buttons>CLEARALL</graphical_buttons>