Struct zng_wgt_text::cmd::TextSelectOp

pub struct TextSelectOp { /* private fields */ }

Represents a text selection operation that can be send to an editable text using SELECT_CMD.

Implementations

impl TextSelectOp

pub fn new(op: impl FnMut() + Send + 'static) -> Self

New text select operation.

The editable text widget that handles SELECT_CMD will call op during event handling in the node::layout_text context. You can position the caret using ResolvedText::caret, the text widget will detect changes to it and react accordingly (updating caret position and animation), the caret index is also snapped to the nearest grapheme start.

pub fn next() -> Self

Clear selection and move the caret to the next insert index.

This is the Right key operation.

pub fn select_next() -> Self

Extend or shrink selection by moving the caret to the next insert index.

This is the SHIFT+Right key operation.

pub fn prev() -> Self

Clear selection and move the caret to the previous insert index.

This is the Left key operation.

pub fn select_prev() -> Self

Extend or shrink selection by moving the caret to the previous insert index.

This is the SHIFT+Left key operation.

pub fn next_word() -> Self

Clear selection and move the caret to the next word insert index.

This is the CTRL+Right shortcut operation.

pub fn select_next_word() -> Self

Extend or shrink selection by moving the caret to the next word insert index.

This is the CTRL+SHIFT+Right shortcut operation.

pub fn prev_word() -> Self

Clear selection and move the caret to the previous word insert index.

This is the CTRL+Left shortcut operation.

pub fn select_prev_word() -> Self

Extend or shrink selection by moving the caret to the previous word insert index.

This is the CTRL+SHIFT+Left shortcut operation.

pub fn line_up() -> Self

Clear selection and move the caret to the nearest insert index on the previous line.

This is the Up key operation.

pub fn select_line_up() -> Self

Extend or shrink selection by moving the caret to the nearest insert index on the previous line.

This is the SHIFT+Up key operation.

pub fn line_down() -> Self

Clear selection and move the caret to the nearest insert index on the next line.

This is the Down key operation.

pub fn select_line_down() -> Self

Extend or shrink selection by moving the caret to the nearest insert index on the next line.

This is the SHIFT+Down key operation.

pub fn page_up() -> Self

Clear selection and move the caret one viewport up.

This is the PageUp key operation.

pub fn select_page_up() -> Self

Extend or shrink selection by moving the caret one viewport up.

This is the SHIFT+PageUp key operation.

pub fn page_down() -> Self

Clear selection and move the caret one viewport down.

This is the PageDown key operation.

pub fn select_page_down() -> Self

Extend or shrink selection by moving the caret one viewport down.

This is the SHIFT+PageDown key operation.

pub fn line_start() -> Self

Clear selection and move the caret to the start of the line.

This is the Home key operation.

pub fn select_line_start() -> Self

Extend or shrink selection by moving the caret to the start of the line.

This is the SHIFT+Home key operation.

pub fn line_end() -> Self

Clear selection and move the caret to the end of the line (before the line-break if any).

This is the End key operation.

pub fn select_line_end() -> Self

Extend or shrink selection by moving the caret to the end of the line (before the line-break if any).

This is the SHIFT+End key operation.

pub fn text_start() -> Self

Clear selection and move the caret to the text start.

This is the CTRL+Home shortcut operation.

pub fn select_text_start() -> Self

Extend or shrink selection by moving the caret to the text start.

This is the CTRL+SHIFT+Home shortcut operation.

pub fn text_end() -> Self

Clear selection and move the caret to the text end.

This is the CTRL+End shortcut operation.

pub fn select_text_end() -> Self

Extend or shrink selection by moving the caret to the text end.

This is the CTRL+SHIFT+End shortcut operation.

pub fn nearest_to(window_point: DipPoint) -> Self

Clear selection and move the caret to the insert point nearest to the window_point.

This is the mouse primary button down operation.

pub fn select_nearest_to(window_point: DipPoint) -> Self

Extend or shrink selection by moving the caret to the insert point nearest to the window_point.

This is the mouse primary button down when holding SHIFT operation.

pub fn select_index_nearest_to( window_point: DipPoint, move_selection_index: bool, ) -> Self

Extend or shrink selection by moving the caret index or caret selection index to the insert point nearest to window_point.

This is the touch selection caret drag operation.

pub fn select_word_nearest_to( replace_selection: bool, window_point: DipPoint, ) -> Self

Replace or extend selection with the word nearest to the window_point

This is the mouse primary button double click.

pub fn select_line_nearest_to( replace_selection: bool, window_point: DipPoint, ) -> Self

Replace or extend selection with the line nearest to the window_point

This is the mouse primary button triple click.

pub fn select_all() -> Self

Select the full text.

Trait Implementations

impl Clone for TextSelectOp

fn clone(&self) -> TextSelectOp

Returns a copy of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for TextSelectOp

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.