diff options
author | Blaž Hrastnik | 2021-05-03 09:22:29 +0000 |
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committer | Blaž Hrastnik | 2021-05-03 09:22:29 +0000 |
commit | 3038c2ef6d392a570aaed9c7d51427363c43046d (patch) | |
tree | da18dffbae7ea231863bced82b564fe39e756e78 /helix-term | |
parent | ab4decfd6d18ee7377e20741d207e9e7b77758f4 (diff) |
ui: Draft for completion doc preview.
Diffstat (limited to 'helix-term')
-rw-r--r-- | helix-term/src/ui/completion.rs | 45 |
1 files changed, 43 insertions, 2 deletions
diff --git a/helix-term/src/ui/completion.rs b/helix-term/src/ui/completion.rs index 7a8413f8..3f60dad4 100644 --- a/helix-term/src/ui/completion.rs +++ b/helix-term/src/ui/completion.rs @@ -13,7 +13,7 @@ use helix_core::{Position, Transaction}; use helix_view::Editor; use crate::commands; -use crate::ui::{Menu, Popup, PromptEvent}; +use crate::ui::{Markdown, Menu, Popup, PromptEvent}; use helix_lsp::lsp; use lsp::CompletionItem; @@ -173,6 +173,47 @@ impl Component for Completion { } fn render(&self, area: Rect, surface: &mut Surface, cx: &mut Context) { - self.popup.render(area, surface, cx) + self.popup.render(area, surface, cx); + + // TODO: if we have a selection, render a markdown popup on top/below with info + if let Some(option) = self.popup.contents().selection() { + // need to render: + // option.detail + // --- + // option.documentation + match &option.documentation { + Some(lsp::Documentation::String(s)) + | Some(lsp::Documentation::MarkupContent(lsp::MarkupContent { + kind: lsp::MarkupKind::PlainText, + value: s, + })) => { + // TODO: convert to wrapped text + let doc = s; + } + Some(lsp::Documentation::MarkupContent(lsp::MarkupContent { + kind: lsp::MarkupKind::Markdown, + value: contents, + })) => { + let doc = Markdown::new(contents.clone()); + let half = area.height / 2; + let height = 15.min(half); + // -2 to subtract command line + statusline. a bit of a hack, because of splits. + let area = Rect::new(0, area.height - height - 2, area.width, height); + + // clear area + let background = cx.editor.theme.get("ui.popup"); + for y in area.top()..area.bottom() { + for x in area.left()..area.right() { + let cell = surface.get_mut(x, y); + cell.reset(); + // cell.symbol.clear(); + cell.set_style(background); + } + } + doc.render(area, surface, cx); + } + None => (), + } + } } } |