Add infobox

1 files changed, 24 insertions, 0 deletions

diff --git a/helix-term/src/ui/info.rs b/helix-term/src/ui/info.rs
new file mode 100644
index 00000000..085a2d9b
--- /dev/null
+++ b/helix-term/src/ui/info.rs
@@ -0,0 +1,24 @@
+use crate::compositor::{Component, Context};
+use helix_view::graphics::{Margin, Rect, Style};
+use helix_view::info::Info;
+use tui::buffer::Buffer as Surface;
+use tui::widgets::{Block, Borders, Widget};
+
+impl Component for Info {
+    fn render(&self, viewport: Rect, surface: &mut Surface, cx: &mut Context) {
+        let block = Block::default().title(self.title).borders(Borders::ALL);
+        let Info { width, height, .. } = self;
+        let (w, h) = (*width + 2, *height + 2);
+        // -2 to subtract command line + statusline. a bit of a hack, because of splits.
+        let area = Rect::new(viewport.width - w, viewport.height - h - 2, w, h);
+        let margin = Margin {
+            vertical: 1,
+            horizontal: 1,
+        };
+        let Rect { x, y, .. } = area.inner(&margin);
+        for (y, line) in (y..).zip(self.text.lines()) {
+            surface.set_string(x, y, line, Style::default());
+        }
+        block.render(area, surface);
+    }
+}