radio_button

A DCL radio_button is a child tile. A radio_button can be selected by clicking on it or by giving it focus. When a radio_button is selected, each other radio_button that appears within the same cluster will be deselected.

related attributes

These attributes are predefined for every child tile and consequently for a radio_button as well:
- mnemonic
- When using the mnemonic of a radio_button, the radio_button will receive focus, which is the normal behavior of mnemonic. Mind that a radio_button gets selected when it receives focus.
- is_tab_stop
These attributes are predefined for every tile and consequently for a radio_button as well:
- key
- value
- The value of a radio_button refers to its selected state. If a radio_button is selected, its value is "1". If a radio_button is not selected, its value is "0".
- tooltip
- label
- Use the label attribute to set the text contents of a radio_button.
- fixed_height
- fixed_width
- alignment
- width
- bcad_width
- height
- bcad_height
- is_enabled

callbacks

When a previously unselected radio_button gets selected by mouse or keyboard, a callback with reason "CBR_SELECT" will be triggered (see action_tile for more about callbacks). The sender of the callback will be the cluster that contains this radio_button. If the radio_button is already selected, clicking it again will trigger the same callback again.