diff options
| -rw-r--r-- | book/src/generated/typable-cmd.md | 1 | ||||
| -rw-r--r-- | helix-term/src/commands/typed.rs | 29 | ||||
| -rw-r--r-- | helix-term/src/compositor.rs | 4 |
3 files changed, 34 insertions, 0 deletions
diff --git a/book/src/generated/typable-cmd.md b/book/src/generated/typable-cmd.md index 66e6ac03..269d63e3 100644 --- a/book/src/generated/typable-cmd.md +++ b/book/src/generated/typable-cmd.md @@ -73,3 +73,4 @@ | `:pipe` | Pipe each selection to the shell command. | | `:pipe-to` | Pipe each selection to the shell command, ignoring output. | | `:run-shell-command`, `:sh` | Run a shell command | +| `:redraw` | Clear and re-render the whole UI | diff --git a/helix-term/src/commands/typed.rs b/helix-term/src/commands/typed.rs index cb387fcb..90dde7e1 100644 --- a/helix-term/src/commands/typed.rs +++ b/helix-term/src/commands/typed.rs @@ -1808,6 +1808,28 @@ fn run_shell_command( Ok(()) } +fn redraw( + cx: &mut compositor::Context, + _args: &[Cow<str>], + event: PromptEvent, +) -> anyhow::Result<()> { + if event != PromptEvent::Validate { + return Ok(()); + } + + let callback = Box::pin(async move { + let call: job::Callback = Box::new(|_editor, compositor| { + compositor.clear().expect("unable to redraw"); + }); + + Ok(call) + }); + + cx.jobs.callback(callback); + + Ok(()) +} + pub const TYPABLE_COMMAND_LIST: &[TypableCommand] = &[ TypableCommand { name: "quit", @@ -2323,6 +2345,13 @@ pub const TYPABLE_COMMAND_LIST: &[TypableCommand] = &[ fun: run_shell_command, completer: Some(completers::directory), }, + TypableCommand { + name: "redraw", + aliases: &[], + doc: "Clear and re-render the whole UI", + fun: redraw, + completer: None, + }, ]; pub static TYPABLE_COMMAND_MAP: Lazy<HashMap<&'static str, &'static TypableCommand>> = diff --git a/helix-term/src/compositor.rs b/helix-term/src/compositor.rs index 9dad3620..18620b7b 100644 --- a/helix-term/src/compositor.rs +++ b/helix-term/src/compositor.rs @@ -197,6 +197,10 @@ impl Compositor { .find(|component| component.id() == Some(id)) .and_then(|component| component.as_any_mut().downcast_mut()) } + + pub fn clear(&mut self) -> std::io::Result<()> { + self.terminal.clear() + } } // View casting, taken straight from Cursive |