Struct TextareaStates 

pub struct TextareaStates {
    pub list_index: usize,
    pub list_len: usize,
}

The state that has to be kept for the Textarea component.

Fields

list_index: usize

Index of selected item in textarea

list_len: usize

Lines in text area

Implementations

impl TextareaStates

pub fn set_list_len(&mut self, len: usize)

Set list length and fix list index.

pub fn incr_list_index(&mut self)

Incremenet list index.

pub fn decr_list_index(&mut self)

Decrement list index.

pub fn fix_list_index(&mut self)

Keep index if possible, otherwise set to lenght - 1.

pub fn list_index_at_first(&mut self)

Set list index to the first item in the list.

pub fn list_index_at_last(&mut self)

Set list index at the last item of the list.

Trait Implementations

impl Default for TextareaStates

fn default() -> TextareaStates

Returns the “default value” for a type.