diff options
Diffstat (limited to 'src/input.rs')
| -rw-r--r-- | src/input.rs | 23 |
1 files changed, 9 insertions, 14 deletions
diff --git a/src/input.rs b/src/input.rs index 8b66cb61..fa1ce385 100644 --- a/src/input.rs +++ b/src/input.rs @@ -424,26 +424,21 @@ impl<'a, A: ActionContext + 'a> Processor<'a, A> { } fn scroll_terminal(&mut self, mouse_modes: TermMode, code: u8) { + debug_assert!(code == 64 || code == 65); + let faux_scrollback_lines = self.mouse_config.faux_scrollback_lines; if self.ctx.terminal_mode().intersects(mouse_modes) { self.normal_mouse_report(code); } else if faux_scrollback_lines > 0 { // Faux scrolling - if code == 64 { - // Scroll up by `faux_scrollback_lines` - let mut content = String::with_capacity(faux_scrollback_lines * 3); - for _ in 0..faux_scrollback_lines { - content = content + "\x1bOA"; - } - self.ctx.write_to_pty(content.into_bytes()); - } else { - // Scroll down by `faux_scrollback_lines` - let mut content = String::with_capacity(faux_scrollback_lines * 3); - for _ in 0..faux_scrollback_lines { - content = content + "\x1bOB"; - } - self.ctx.write_to_pty(content.into_bytes()); + let cmd = code + 1; // 64 + 1 = A, 65 + 1 = B + let mut content = Vec::with_capacity(faux_scrollback_lines * 3); + for _ in 0..faux_scrollback_lines { + content.push(0x1b); + content.push('O' as u8); + content.push(cmd); } + self.ctx.write_to_pty(content); } } |