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add bufferline wrapping

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This commit is contained in:
Adam Wierchoła 2023-09-18 22:53:33 +02:00
parent a1e20a3426
commit b21b6d29e1
1 changed files with 18 additions and 14 deletions
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32
helix-term/src/ui/editor.rs
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@ -591,8 +591,9 @@ pub fn highlight_focused_view_elements(
Vec::new()
}
/// Render bufferline at the top
pub fn render_bufferline(editor: &Editor, viewport: Rect, surface: &mut Surface) {
/// Render bufferline at the top. Returns height of the bufferline so
/// that the editor area can be clipped accordingly.
pub fn render_bufferline(editor: &Editor, viewport: Rect, surface: &mut Surface) -> u16 {
let scratch = PathBuf::from(SCRATCH_BUFFER_NAME); // default filename to use for scratch buffer
surface.clear_with(
viewport,
@ -615,6 +616,8 @@ pub fn render_bufferline(editor: &Editor, viewport: Rect, surface: &mut Surface)
let mut x = viewport.x;
let current_doc = view!(editor).doc;
let mut y = viewport.y;
for doc in editor.documents() {
let fname = doc
.path()
@ -634,14 +637,14 @@ pub fn render_bufferline(editor: &Editor, viewport: Rect, surface: &mut Surface)
let used_width = viewport.x.saturating_sub(x);
let rem_width = surface.area.width.saturating_sub(used_width);
x = surface
.set_stringn(x, viewport.y, text, rem_width as usize, style)
.0;
if x + text.len() as u16 >= surface.area.right() {
x = 0;
y = y + 1;
}
if x >= surface.area.right() {
break;
}
x = surface.set_stringn(x, y, text, rem_width as usize, style).0;
}
y + 1
}
pub fn render_gutter<'d>(
@ -1486,19 +1489,20 @@ fn render(&mut self, area: Rect, surface: &mut Surface, cx: &mut Context) {
_ => false,
};
// -1 for commandline and -1 for bufferline
// -1 for commandline
let mut editor_area = area.clip_bottom(1);
if use_bufferline {
editor_area = editor_area.clip_top(1);
// -1 or more for the bufferline
editor_area = editor_area.clip_top(Self::render_bufferline(
cx.editor,
area.with_height(1),
surface,
));
}
// if the terminal size suddenly changed, we need to trigger a resize
cx.editor.resize(editor_area);
if use_bufferline {
Self::render_bufferline(cx.editor, area.with_height(1), surface);
}
for (view, is_focused) in cx.editor.tree.views() {
let doc = cx.editor.document(view.doc).unwrap();
self.render_view(cx.editor, doc, view, area, surface, is_focused);