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-rw-r--r--helix-term/src/ui/editor.rs140
1 files changed, 58 insertions, 82 deletions
diff --git a/helix-term/src/ui/editor.rs b/helix-term/src/ui/editor.rs
index e8f8fd9b..7d57e581 100644
--- a/helix-term/src/ui/editor.rs
+++ b/helix-term/src/ui/editor.rs
@@ -17,7 +17,6 @@ use helix_core::{
};
use helix_view::{
document::{Mode, SCRATCH_BUFFER_NAME},
- editor::LineNumber,
graphics::{CursorKind, Modifier, Rect, Style},
info::Info,
input::KeyEvent,
@@ -32,7 +31,7 @@ use tui::buffer::Buffer as Surface;
pub struct EditorView {
keymaps: Keymaps,
on_next_key: Option<Box<dyn FnOnce(&mut commands::Context, KeyEvent)>>,
- last_insert: (commands::Command, Vec<KeyEvent>),
+ last_insert: (commands::MappableCommand, Vec<KeyEvent>),
pub(crate) completion: Option<Completion>,
spinners: ProgressSpinners,
autoinfo: Option<Info>,
@@ -49,7 +48,7 @@ impl EditorView {
Self {
keymaps,
on_next_key: None,
- last_insert: (commands::Command::normal_mode, Vec::new()),
+ last_insert: (commands::MappableCommand::normal_mode, Vec::new()),
completion: None,
spinners: ProgressSpinners::default(),
autoinfo: None,
@@ -310,17 +309,16 @@ impl EditorView {
use helix_core::graphemes::{grapheme_width, RopeGraphemes};
- let style = spans.iter().fold(text_style, |acc, span| {
- let style = theme.get(theme.scopes()[span.0].as_str());
- acc.patch(style)
- });
-
for grapheme in RopeGraphemes::new(text) {
let out_of_bounds = visual_x < offset.col as u16
|| visual_x >= viewport.width + offset.col as u16;
if LineEnding::from_rope_slice(&grapheme).is_some() {
if !out_of_bounds {
+ let style = spans.iter().fold(text_style, |acc, span| {
+ acc.patch(theme.highlight(span.0))
+ });
+
// we still want to render an empty cell with the style
surface.set_string(
viewport.x + visual_x - offset.col as u16,
@@ -351,6 +349,10 @@ impl EditorView {
};
if !out_of_bounds {
+ let style = spans.iter().fold(text_style, |acc, span| {
+ acc.patch(theme.highlight(span.0))
+ });
+
// if we're offscreen just keep going until we hit a new line
surface.set_string(
viewport.x + visual_x - offset.col as u16,
@@ -417,22 +419,6 @@ impl EditorView {
let text = doc.text().slice(..);
let last_line = view.last_line(doc);
- let linenr = theme.get("ui.linenr");
- let linenr_select: Style = theme.try_get("ui.linenr.selected").unwrap_or(linenr);
-
- let warning = theme.get("warning");
- let error = theme.get("error");
- let info = theme.get("info");
- let hint = theme.get("hint");
-
- // Whether to draw the line number for the last line of the
- // document or not. We only draw it if it's not an empty line.
- let draw_last = text.line_to_byte(last_line) < text.len_bytes();
-
- let current_line = doc
- .text()
- .char_to_line(doc.selection(view.id).primary().cursor(text));
-
// it's used inside an iterator so the collect isn't needless:
// https://github.com/rust-lang/rust-clippy/issues/6164
#[allow(clippy::needless_collect)]
@@ -442,51 +428,31 @@ impl EditorView {
.map(|range| range.cursor_line(text))
.collect();
- for (i, line) in (view.offset.row..(last_line + 1)).enumerate() {
- use helix_core::diagnostic::Severity;
- if let Some(diagnostic) = doc.diagnostics().iter().find(|d| d.line == line) {
- surface.set_stringn(
- viewport.x,
- viewport.y + i as u16,
- "●",
- 1,
- match diagnostic.severity {
- Some(Severity::Error) => error,
- Some(Severity::Warning) | None => warning,
- Some(Severity::Info) => info,
- Some(Severity::Hint) => hint,
- },
- );
- }
+ let mut offset = 0;
- let selected = cursors.contains(&line);
+ let gutter_style = theme.get("ui.gutter");
- let text = if line == last_line && !draw_last {
- " ~".into()
- } else {
- let line = match config.line_number {
- LineNumber::Absolute => line + 1,
- LineNumber::Relative => {
- if current_line == line {
- line + 1
- } else {
- abs_diff(current_line, line)
- }
- }
- };
- format!("{:>5}", line)
- };
- surface.set_stringn(
- viewport.x + 1,
- viewport.y + i as u16,
- text,
- 5,
- if selected && is_focused {
- linenr_select
- } else {
- linenr
- },
- );
+ // avoid lots of small allocations by reusing a text buffer for each line
+ let mut text = String::with_capacity(8);
+
+ for (constructor, width) in view.gutters() {
+ let gutter = constructor(doc, view, theme, config, is_focused, *width);
+ text.reserve(*width); // ensure there's enough space for the gutter
+ for (i, line) in (view.offset.row..(last_line + 1)).enumerate() {
+ let selected = cursors.contains(&line);
+
+ if let Some(style) = gutter(line, selected, &mut text) {
+ surface.set_stringn(
+ viewport.x + offset,
+ viewport.y + i as u16,
+ &text,
+ *width,
+ gutter_style.patch(style),
+ );
+ }
+ text.clear();
+ }
+ offset += *width as u16;
}
}
@@ -916,7 +882,7 @@ impl EditorView {
return EventResult::Ignored;
}
- commands::Command::yank_main_selection_to_primary_clipboard.execute(cxt);
+ commands::MappableCommand::yank_main_selection_to_primary_clipboard.execute(cxt);
EventResult::Consumed(None)
}
@@ -934,7 +900,8 @@ impl EditorView {
}
if modifiers == crossterm::event::KeyModifiers::ALT {
- commands::Command::replace_selections_with_primary_clipboard.execute(cxt);
+ commands::MappableCommand::replace_selections_with_primary_clipboard
+ .execute(cxt);
return EventResult::Consumed(None);
}
@@ -948,7 +915,7 @@ impl EditorView {
let doc = editor.document_mut(editor.tree.get(view_id).doc).unwrap();
doc.set_selection(view_id, Selection::point(pos));
editor.tree.focus = view_id;
- commands::Command::paste_primary_clipboard_before.execute(cxt);
+ commands::MappableCommand::paste_primary_clipboard_before.execute(cxt);
return EventResult::Consumed(None);
}
@@ -963,7 +930,7 @@ impl EditorView {
impl Component for EditorView {
fn handle_event(&mut self, event: Event, cx: &mut Context) -> EventResult {
let mut cxt = commands::Context {
- editor: &mut cx.editor,
+ editor: cx.editor,
count: None,
register: None,
callback: None,
@@ -1140,13 +1107,31 @@ impl Component for EditorView {
disp.push_str(&s);
}
}
+ let style = cx.editor.theme.get("ui.text");
+ let macro_width = if cx.editor.macro_recording.is_some() {
+ 3
+ } else {
+ 0
+ };
surface.set_string(
- area.x + area.width.saturating_sub(key_width),
+ area.x + area.width.saturating_sub(key_width + macro_width),
area.y + area.height.saturating_sub(1),
disp.get(disp.len().saturating_sub(key_width as usize)..)
.unwrap_or(&disp),
- cx.editor.theme.get("ui.text"),
+ style,
);
+ if let Some((reg, _)) = cx.editor.macro_recording {
+ let disp = format!("[{}]", reg);
+ let style = style
+ .fg(helix_view::graphics::Color::Yellow)
+ .add_modifier(Modifier::BOLD);
+ surface.set_string(
+ area.x + area.width.saturating_sub(3),
+ area.y + area.height.saturating_sub(1),
+ &disp,
+ style,
+ );
+ }
}
if let Some(completion) = self.completion.as_mut() {
@@ -1172,12 +1157,3 @@ fn canonicalize_key(key: &mut KeyEvent) {
key.modifiers.remove(KeyModifiers::SHIFT)
}
}
-
-#[inline]
-const fn abs_diff(a: usize, b: usize) -> usize {
- if a > b {
- a - b
- } else {
- b - a
- }
-}
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-10-17 23:56:33 +0000