Don't render selections/cursors on views not in focus.

pull/8/head
Blaž Hrastnik 4 years ago
parent 448c1abba0
commit 446a7e5743

@ -36,6 +36,7 @@ impl EditorView {
viewport: Rect, viewport: Rect,
surface: &mut Surface, surface: &mut Surface,
theme: &Theme, theme: &Theme,
is_focused: bool,
) { ) {
let area = Rect::new( let area = Rect::new(
viewport.x + OFFSET, viewport.x + OFFSET,
@ -43,14 +44,14 @@ impl EditorView {
viewport.width - OFFSET, viewport.width - OFFSET,
viewport.height - 2, viewport.height - 2,
); // - 2 for statusline and prompt ); // - 2 for statusline and prompt
self.render_buffer(view, area, surface, theme); self.render_buffer(view, area, surface, theme, is_focused);
// clear with background color // clear with background color
// TODO: this seems to prevent setting style later // TODO: this seems to prevent setting style later
// surface.set_style(viewport, theme.get("ui.background")); // surface.set_style(viewport, theme.get("ui.background"));
let area = Rect::new(viewport.x, viewport.height - 2, viewport.width, 1); let area = Rect::new(viewport.x, viewport.height - 2, viewport.width, 1);
self.render_statusline(&view.doc, area, surface, theme); self.render_statusline(&view.doc, area, surface, theme, is_focused);
} }
// TODO: ideally not &mut View but highlights require it because of cursor cache // TODO: ideally not &mut View but highlights require it because of cursor cache
@ -60,6 +61,7 @@ impl EditorView {
viewport: Rect, viewport: Rect,
surface: &mut Surface, surface: &mut Surface,
theme: &Theme, theme: &Theme,
is_focused: bool,
) { ) {
// TODO: inefficient, should feed chunks.iter() to tree_sitter.parse_with(|offset, pos|) // TODO: inefficient, should feed chunks.iter() to tree_sitter.parse_with(|offset, pos|)
let source_code = view.doc.text().to_string(); let source_code = view.doc.text().to_string();
@ -93,8 +95,8 @@ impl EditorView {
let mut spans = Vec::new(); let mut spans = Vec::new();
let mut visual_x = 0; let mut visual_x = 0;
let mut line = 0u16; let mut line = 0u16;
let visible_selections: Vec<Range> = view let visible_selections: Vec<Range> = if is_focused {
.doc view.doc
.state .state
.selection() .selection()
.ranges() .ranges()
@ -102,7 +104,11 @@ impl EditorView {
// TODO: limit selection to one in viewport // TODO: limit selection to one in viewport
// .filter(|range| !range.is_empty()) // && range.overlaps(&Range::new(start, end + 1)) // .filter(|range| !range.is_empty()) // && range.overlaps(&Range::new(start, end + 1))
.copied() .copied()
.collect(); .collect()
} else {
// don't render selections on unfocused windows
Vec::new()
};
'outer: for event in highlights { 'outer: for event in highlights {
match event.unwrap() { match event.unwrap() {
@ -233,6 +239,7 @@ impl EditorView {
viewport: Rect, viewport: Rect,
surface: &mut Surface, surface: &mut Surface,
theme: &Theme, theme: &Theme,
is_focused: bool,
) { ) {
let text_color = text_color(); let text_color = text_color();
let mode = match doc.mode() { let mode = match doc.mode() {
@ -322,9 +329,9 @@ impl Component for EditorView {
// SAFETY: we cheat around the view_mut() borrow because it doesn't allow us to also borrow // SAFETY: we cheat around the view_mut() borrow because it doesn't allow us to also borrow
// theme. Theme is immutable mutating view won't disrupt theme_ref. // theme. Theme is immutable mutating view won't disrupt theme_ref.
let theme_ref = unsafe { &*(&cx.editor.theme as *const Theme) }; let theme_ref = unsafe { &*(&cx.editor.theme as *const Theme) };
for view in cx.editor.tree.views() { for (view, is_focused) in cx.editor.tree.views() {
// TODO: use parent area // TODO: use parent area
self.render_view(view, view.area, surface, theme_ref); self.render_view(view, view.area, surface, theme_ref, is_focused);
} }
// TODO: drop unwrap // TODO: drop unwrap

@ -10,7 +10,6 @@ use anyhow::Error;
pub struct Editor { pub struct Editor {
pub tree: Tree, pub tree: Tree,
// pub documents: Vec<Document>, // pub documents: Vec<Document>,
pub focus: Key,
pub should_close: bool, pub should_close: bool,
pub theme: Theme, // TODO: share one instance pub theme: Theme, // TODO: share one instance
pub language_servers: helix_lsp::Registry, pub language_servers: helix_lsp::Registry,
@ -23,7 +22,6 @@ impl Editor {
Self { Self {
tree: Tree::new(area), tree: Tree::new(area),
focus: Key::default(),
should_close: false, should_close: false,
theme, theme,
language_servers, language_servers,
@ -52,16 +50,15 @@ impl Editor {
} }
let view = View::new(doc)?; let view = View::new(doc)?;
let pos = self.tree.insert(view); self.tree.insert(view);
self.focus = pos;
Ok(()) Ok(())
} }
pub fn view(&self) -> &View { pub fn view(&self) -> &View {
self.tree.get(self.focus) self.tree.get(self.tree.focus)
} }
pub fn view_mut(&mut self) -> &mut View { pub fn view_mut(&mut self) -> &mut View {
self.tree.get_mut(self.focus) self.tree.get_mut(self.tree.focus)
} }
} }

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