Trait gpui2::InputHandler

pub trait InputHandler: 'static + Sized {
    // Required methods
    fn text_for_range(
        &mut self,
        range: Range<usize>,
        cx: &mut ViewContext<'_, Self>
    ) -> Option<String>;
    fn selected_text_range(
        &mut self,
        cx: &mut ViewContext<'_, Self>
    ) -> Option<Range<usize>>;
    fn marked_text_range(
        &self,
        cx: &mut ViewContext<'_, Self>
    ) -> Option<Range<usize>>;
    fn unmark_text(&mut self, cx: &mut ViewContext<'_, Self>);
    fn replace_text_in_range(
        &mut self,
        range: Option<Range<usize>>,
        text: &str,
        cx: &mut ViewContext<'_, Self>
    );
    fn replace_and_mark_text_in_range(
        &mut self,
        range: Option<Range<usize>>,
        new_text: &str,
        new_selected_range: Option<Range<usize>>,
        cx: &mut ViewContext<'_, Self>
    );
    fn bounds_for_range(
        &mut self,
        range_utf16: Range<usize>,
        element_bounds: Bounds<Pixels>,
        cx: &mut ViewContext<'_, Self>
    ) -> Option<Bounds<Pixels>>;
}

Implement this trait to allow views to handle textual input when implementing an editor, field, etc.

Once your view V implements this trait, you can use it to construct an ElementInputHandler. This input handler can then be assigned during paint by calling WindowContext::handle_input.

Required Methods

fn text_for_range( &mut self, range: Range<usize>, cx: &mut ViewContext<'_, Self> ) -> Option<String>

fn selected_text_range( &mut self, cx: &mut ViewContext<'_, Self> ) -> Option<Range<usize>>

fn marked_text_range( &self, cx: &mut ViewContext<'_, Self> ) -> Option<Range<usize>>

fn unmark_text(&mut self, cx: &mut ViewContext<'_, Self>)

fn replace_text_in_range( &mut self, range: Option<Range<usize>>, text: &str, cx: &mut ViewContext<'_, Self> )

fn replace_and_mark_text_in_range( &mut self, range: Option<Range<usize>>, new_text: &str, new_selected_range: Option<Range<usize>>, cx: &mut ViewContext<'_, Self> )

fn bounds_for_range( &mut self, range_utf16: Range<usize>, element_bounds: Bounds<Pixels>, cx: &mut ViewContext<'_, Self> ) -> Option<Bounds<Pixels>>

Implementors