Method move_left_styled

src/text_input.rs:768–795

Move left in styled mode (visual space).

(&mut self, shift: bool)

    /// Move left in styled mode (visual space).
    pub fn move_left_styled(&mut self, shift: bool) {
        if self.no_styles_movement {
            return self.move_left_content(shift);
        }
        if !shift {
            if let Some((start, _end)) = self.selection_range() {
                self.cursor_pos = start;
                self.selection_anchor = None;
                self.cleanup_after_move();
                return;
            }
        }
        if self.cursor_pos > 0 {
            if shift && self.selection_anchor.is_none() {
                self.selection_anchor = Some(self.cursor_pos);
            }
            self.cursor_pos -= 1;
            if shift {
                if self.selection_anchor == Some(self.cursor_pos) {
                    self.selection_anchor = None;
                }
            }
        }
        if !shift {
            self.selection_anchor = None;
        }
        self.cleanup_after_move();
    }

    /// Content-based left movement for `no_styles_movement` mode.
    /// Decrements in content space so the cursor skips structural positions.