Radio Button

Radio Button

Radio Button supports both Keyboard and Touchscreen inputs, replying to their events with the message: RB_MSG_CHECKED.

The Radio Button Object is rendered using the assigned style scheme. The following figure illustrates the color assignments.

Functions

	Name	Description
	RbCreate	This function creates a RADIOBUTTON object with the parameters given. It automatically attaches the new object into a global linked list of objects and returns the address of the object.
	RbDraw	This function renders the object on the screen using the current parameter settings. Location of the object is determined by the left, top, right and bottom parameters. The colors used are dependent on the state of the object. The font used is determined by the style scheme set. When rendering objects of the same type, each object must be rendered completely before the rendering of the next object is started. This is to avoid incomplete object rendering.
	RbGetCheck	This function returns the ID of the currently checked Radio Button in the group.
	RbSetCheck	This function sets the Radio Button with the given ID to its checked state.
	RbSetText	This function sets the string used for the object.
	RbMsgDefault	This function performs the actual state change based on the translated message given. The following state changes are supported:
	RbTranslateMsg	This function evaluates the message from a user if the message will affect the object or not. The table below enumerates the translated messages for each event of the touch screen and keyboard inputs.

Macros

Name	Description
RbGetText	This macro returns the address of the current text string used for the object.

Structures

Name	Description
RADIOBUTTON	the structure contains data for the Radio Button

Topics

Name	Description
Radio Button States	List of Radio Button bit states.

Links