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-rw-r--r--helix-term/src/application.rs5
-rw-r--r--helix-term/src/commands/typed.rs30
-rw-r--r--helix-term/src/compositor.rs6
3 files changed, 41 insertions, 0 deletions
diff --git a/helix-term/src/application.rs b/helix-term/src/application.rs
index 0d40fa66..3e6da5bb 100644
--- a/helix-term/src/application.rs
+++ b/helix-term/src/application.rs
@@ -251,6 +251,11 @@ impl Application {
}
async fn render(&mut self) {
+ if self.compositor.full_redraw {
+ self.terminal.clear().expect("Cannot clear the terminal");
+ self.compositor.full_redraw = false;
+ }
+
let mut cx = crate::compositor::Context {
editor: &mut self.editor,
jobs: &mut self.jobs,
diff --git a/helix-term/src/commands/typed.rs b/helix-term/src/commands/typed.rs
index e38853c0..ef539180 100644
--- a/helix-term/src/commands/typed.rs
+++ b/helix-term/src/commands/typed.rs
@@ -2291,6 +2291,29 @@ fn clear_register(
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 =
+ job::Callback::EditorCompositor(Box::new(|_editor, compositor| {
+ compositor.need_full_redraw();
+ }));
+
+ Ok(call)
+ });
+
+ cx.jobs.callback(callback);
+
+ Ok(())
+}
+
pub const TYPABLE_COMMAND_LIST: &[TypableCommand] = &[
TypableCommand {
name: "quit",
@@ -2877,6 +2900,13 @@ pub const TYPABLE_COMMAND_LIST: &[TypableCommand] = &[
fun: clear_register,
signature: CommandSignature::none(),
},
+ TypableCommand {
+ name: "redraw",
+ aliases: &[],
+ doc: "Clear and re-render the whole UI",
+ fun: redraw,
+ signature: CommandSignature::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 dc962e1f..3dcb5f2b 100644
--- a/helix-term/src/compositor.rs
+++ b/helix-term/src/compositor.rs
@@ -80,6 +80,7 @@ pub struct Compositor {
area: Rect,
pub(crate) last_picker: Option<Box<dyn Component>>,
+ pub(crate) full_redraw: bool,
}
impl Compositor {
@@ -88,6 +89,7 @@ impl Compositor {
layers: Vec::new(),
area,
last_picker: None,
+ full_redraw: false,
}
}
@@ -206,6 +208,10 @@ impl Compositor {
.find(|component| component.id() == Some(id))
.and_then(|component| component.as_any_mut().downcast_mut())
}
+
+ pub fn need_full_redraw(&mut self) {
+ self.full_redraw = true;
+ }
}
// View casting, taken straight from Cursive