Unnamed repository; edit this file 'description' to name the repository.
Diffstat (limited to 'helix-tui/src/backend/termina.rs')
| -rw-r--r-- | helix-tui/src/backend/termina.rs | 18 |
1 files changed, 16 insertions, 2 deletions
diff --git a/helix-tui/src/backend/termina.rs b/helix-tui/src/backend/termina.rs index 784b93d5..30f67a3e 100644 --- a/helix-tui/src/backend/termina.rs +++ b/helix-tui/src/backend/termina.rs @@ -53,6 +53,8 @@ struct Capabilities { synchronized_output: bool, true_color: bool, extended_underlines: bool, + /// OSC11 / OSC111 - change the terminal's background color. + dynamic_background_color: bool, theme_mode: Option<theme::Mode>, } @@ -137,6 +139,9 @@ impl TerminaBackend { let mut capabilities = Capabilities::default(); let start = Instant::now(); + // HACK: emitting OSC11 / OSC111 seems to break SGR and cause flickering in tmux. + capabilities.dynamic_background_color = std::env::var_os("TMUX").is_none(); + capabilities.kitty_keyboard = match config.kitty_keyboard_protocol { KittyKeyboardProtocolConfig::Disabled => KittyKeyboardSupport::None, KittyKeyboardProtocolConfig::Enabled => KittyKeyboardSupport::Full, @@ -594,6 +599,9 @@ impl Backend for TerminaBackend { } fn set_background_color(&mut self, color: Option<Color>) -> io::Result<()> { + if !self.capabilities.dynamic_background_color { + return Ok(()); + } self.background_color = match color { Some(Color::Rgb(r, g, b)) => Some(RgbColor::new(r, g, b)), _ => None, @@ -621,13 +629,19 @@ impl Drop for TerminaBackend { let _ = self.disable_mouse_capture(); let _ = write!( self.terminal, - "{}{}{}{}{}", + "{}{}{}{}", &self.reset_cursor_command, decreset!(BracketedPaste), decreset!(FocusTracking), - Osc::ResetDynamicColor(osc::DynamicColorNumber::TextBackgroundColor), decreset!(ClearAndEnableAlternateScreen), ); + if self.background_color.is_some() { + let _ = write!( + self.terminal, + "{}", + Osc::ResetDynamicColor(osc::DynamicColorNumber::TextBackgroundColor) + ); + } // NOTE: Drop for Platform terminal resets the mode and flushes the buffer when not // panicking. } |