From c0332bd935bb7c016278d43a526e588558a0cab1 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Bla=C5=BE=20Hrastnik?= Date: Thu, 3 Jun 2021 10:28:49 +0900 Subject: [PATCH] Fix split sizes getting out of sync with the terminal size, refs #69 --- helix-term/src/compositor.rs | 10 ++++++++-- helix-term/src/ui/editor.rs | 8 ++++++-- helix-term/src/ui/prompt.rs | 8 +++++++- helix-tui/src/terminal.rs | 4 ++-- helix-view/src/editor.rs | 5 +++-- helix-view/src/tree.rs | 10 +++++++--- 6 files changed, 33 insertions(+), 12 deletions(-) diff --git a/helix-term/src/compositor.rs b/helix-term/src/compositor.rs index 7753e0a50..967ea0344 100644 --- a/helix-term/src/compositor.rs +++ b/helix-term/src/compositor.rs @@ -122,11 +122,17 @@ impl Compositor { } pub fn render(&mut self, cx: &mut Context) { - self.terminal.autoresize().unwrap(); - let area = self.size(); + let area = self + .terminal + .autoresize() + .expect("Unable to determine terminal size"); + + // TODO: need to recalculate view tree if necessary let surface = self.terminal.current_buffer_mut(); + let area = surface.area().clone(); + for layer in &self.layers { layer.render(area, surface, cx) } diff --git a/helix-term/src/ui/editor.rs b/helix-term/src/ui/editor.rs index 47770ebdd..e92cf4f19 100644 --- a/helix-term/src/ui/editor.rs +++ b/helix-term/src/ui/editor.rs @@ -240,7 +240,7 @@ impl EditorView { for selection in doc .selection(view.id) .iter() - .filter(|range| range.overlaps(&screen)) + .filter(|range| screen.overlaps(&range)) { // TODO: render also if only one of the ranges is in viewport let mut start = view.screen_coords_at_pos(doc, text, selection.anchor); @@ -261,7 +261,7 @@ impl EditorView { Rect::new( viewport.x + start.col as u16, viewport.y + start.row as u16, - (end.col - start.col) as u16 + 1, + ((end.col - start.col) as u16 + 1).min(viewport.width), 1, ), selection_style, @@ -633,6 +633,10 @@ impl Component for EditorView { // clear with background color surface.set_style(area, cx.editor.theme.get("ui.background")); + // if the terminal size suddenly changed, we need to trigger a resize + cx.editor + .resize(Rect::new(area.x, area.y, area.width, area.height - 1)); // - 1 to account for commandline + for (view, is_focused) in cx.editor.tree.views() { let doc = cx.editor.document(view.doc).unwrap(); self.render_view(doc, view, area, surface, &cx.editor.theme, is_focused); diff --git a/helix-term/src/ui/prompt.rs b/helix-term/src/ui/prompt.rs index 8bb6ba93d..1f4248782 100644 --- a/helix-term/src/ui/prompt.rs +++ b/helix-term/src/ui/prompt.rs @@ -160,7 +160,13 @@ impl Prompt { if let Some(doc) = (self.doc_fn)(&self.line) { let text = ui::Text::new(doc.to_string()); - let area = Rect::new(completion_area.x, completion_area.y - 3, BASE_WIDTH * 3, 3); + let viewport = area; + let area = viewport.intersection(Rect::new( + completion_area.x, + completion_area.y - 3, + BASE_WIDTH * 3, + 3, + )); let background = theme.get("ui.help"); surface.clear_with(area, background); diff --git a/helix-tui/src/terminal.rs b/helix-tui/src/terminal.rs index 1a0cae3ee..ad1e8da31 100644 --- a/helix-tui/src/terminal.rs +++ b/helix-tui/src/terminal.rs @@ -137,12 +137,12 @@ where } /// Queries the backend for size and resizes if it doesn't match the previous size. - pub fn autoresize(&mut self) -> io::Result<()> { + pub fn autoresize(&mut self) -> io::Result { let size = self.size()?; if size != self.viewport.area { self.resize(size)?; }; - Ok(()) + Ok(size) } /// Synchronizes terminal size, calls the rendering closure, flushes the current internal state diff --git a/helix-view/src/editor.rs b/helix-view/src/editor.rs index e9f8b5a10..e7b258146 100644 --- a/helix-view/src/editor.rs +++ b/helix-view/src/editor.rs @@ -194,8 +194,9 @@ impl Editor { } pub fn resize(&mut self, area: Rect) { - self.tree.resize(area); - self._refresh(); + if self.tree.resize(area) { + self._refresh(); + }; } pub fn focus_next(&mut self) { diff --git a/helix-view/src/tree.rs b/helix-view/src/tree.rs index b7c99e165..5b56156f0 100644 --- a/helix-view/src/tree.rs +++ b/helix-view/src/tree.rs @@ -293,9 +293,13 @@ impl Tree { } } - pub fn resize(&mut self, area: Rect) { - self.area = area; - self.recalculate(); + pub fn resize(&mut self, area: Rect) -> bool { + if self.area != area { + self.area = area; + self.recalculate(); + return true; + } + false } pub fn recalculate(&mut self) {