libui/docs/uiCheckbox.md

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uiCheckbox

uiCheckbox is a control which represents a box that can have a checkmark in it.

Windows Unix OS X
Checkbox on Windows Checkbox on Unix Checkbox on OS X

uiCheckbox derives from uiControl.

constructor NewCheckbox()

uiCheckbox *uiNewCheckbox(const char *text);

Creates a new uiCheckbox with the specifed text.

func Text()

char *uiCheckboxText(uiCheckbox *c);

Returns the text shown on the uiCheckbox. Free the returned string with uiTextFree().

func SetText()

void uiCheckboxSetText(uiCheckbox *c, const char *text);

Changes the text shown on the uiCheckbox to the given text string.

func OnToggled()

void uiCheckboxOnToggled(uiCheckbox *c, void (*handler)(void *sender, void *data), void *data);

Sets the function that is called when the user changes the checked state of the uiCheckbox. If a handler was previously assigned, this call replaces the old handler with the given one.

The sender argument to the callback is the c argument to uiCheckboxOnToggled(). It is of type void * to allow uiMenuItems to use the same callback functions.

The data argument to the callback is the data argument to uiCheckboxOnToggled().

The default handler does nothing.

TODO allow NULL to return to default?

func Checked()

int uiCheckboxChecked(uiCheckbox *c);

Returns nonzero if the given uiCheckbox is currently chcecked, and zero otherwise.

func SetChecked()

void uiCheckboxSetChecked(uiCheckbox *c, int checked)

Changes the checked state of the given uiCheckbox. If checked is nonzero, the checkbox is checked. If zero, the checkbox is unchecked.

Calling uiCheckboxSetChecked() does NOT trigger the OnToggled() event.