3 use crate::utils::{buffer::LineState, cursor::CursorCrtl, style::StyleManager};
16         if ui.cursor.x() == 0 {  in backspace()
17             let y = ui.cursor.y();  in backspace()
21                 if ui.cursor.y() == 0 {  in backspace()
23                     ui.cursor.move_to_nextline(1)?;  in backspace()
26                 ui.cursor.move_up(1)?;  in backspace()
28                 let y = ui.cursor.y();  in backspace()
34                 let clear_y = if ui.cursor.y() == 0 { y + 1 } else { y };  in backspace()
37                 ui.cursor.move_to_row(row)?;  in backspace()
41                 ui.cursor.set_prefix_mode(false);  in backspace()
43                 ui.cursor.move_to_columu(0)?;  in backspace()
44                 ui.cursor  in backspace()
46                 ui.cursor.set_prefix_mode(true);  in backspace()
48                 ui.cursor.clear_current_line()?;  in backspace()
50                 ui.cursor.move_to_row(y)?;  in backspace()
51                 ui.cursor.move_to_columu(linelen as u16)?;  in backspace()
52                 ui.cursor.highlight(Some(clear_y))?;  in backspace()
60         let y = ui.cursor.y();  in backspace()
61         let x = ui.cursor.x();  in backspace()
74         ui.cursor.write(format!(  in backspace()
79         ui.cursor.highlight(None)?;  in backspace()
81         ui.cursor.move_to_columu(x - 1)?;  in backspace()
86         if ui.cursor.y() == 0 {  in up()
94             let linesize = ui.buffer.get_linesize(ui.cursor.y());  in up()
97             if linesize - 1 < ui.cursor.x() {  in up()
98                 ui.cursor.move_to_columu(linesize - 1)?;  in up()
102         let linesize = ui.buffer.get_linesize(ui.cursor.y() - 1);  in up()
108         ui.cursor.move_up(1)?;  in up()
111         if linesize - 1 < ui.cursor.x() {  in up()
112             ui.cursor.move_to_columu(linesize - 1)?;  in up()
115         let last_y = ui.cursor.y() + 1;  in up()
116         ui.cursor.highlight(Some(last_y))?;  in up()
122         let mut linesize = ui.buffer.get_linesize(ui.cursor.y() + 1);  in down()
128         if ui.cursor.y() == size.rows - UI_CMD_HEIGHT {  in down()
131             if linesize < ui.cursor.x() {  in down()
132                 ui.cursor.move_to_columu(linesize - 1)?;  in down()
140         ui.cursor.move_down(1)?;  in down()
142         if linesize < ui.cursor.x() {  in down()
143             ui.cursor.move_to_columu(linesize)?;  in down()
145         let last_y = ui.cursor.y() - 1;  in down()
146         ui.cursor.highlight(Some(last_y))?;  in down()
151         ui.cursor.move_left(1)?;  in left()
155         ui.cursor.move_right(1)?;  in right()