statusline + ruler
This commit is contained in:
parent
ebe77bd035
commit
1346d8ddbf
7 changed files with 165 additions and 38 deletions
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@ -626,3 +626,65 @@ impl Element for Empty {
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) {
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}
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}
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impl<T: IntoElement> IntoElement for Option<T> {
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type Element = Option<T::Element>;
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fn into_element(self) -> Self::Element {
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self.map(IntoElement::into_element)
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}
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}
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impl<T: Element> Element for Option<T> {
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type PrepaintState = Option<T::PrepaintState>;
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type RequestLayoutState = Option<T::RequestLayoutState>;
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fn id(&self) -> Option<ElementId> {
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self.as_ref().and_then(Element::id)
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}
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fn request_layout(
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&mut self,
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id: Option<&GlobalElementId>,
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cx: &mut WindowContext,
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) -> (LayoutId, Self::RequestLayoutState) {
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if let Some(me) = self.as_mut() {
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let (id, state) = me.request_layout(id, cx);
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(id, Some(state))
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} else {
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(cx.request_layout(Style::default(), None), None)
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}
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}
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fn prepaint(
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&mut self,
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id: Option<&GlobalElementId>,
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bounds: Bounds<Pixels>,
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request_layout: &mut Self::RequestLayoutState,
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cx: &mut WindowContext,
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) -> Self::PrepaintState {
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if let Some(me) = self.as_mut() {
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let request_layout = request_layout.as_mut().unwrap();
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Some(me.prepaint(id, bounds, request_layout, cx))
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} else {
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None
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}
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}
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fn paint(
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&mut self,
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id: Option<&GlobalElementId>,
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bounds: Bounds<Pixels>,
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request_layout: &mut Self::RequestLayoutState,
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prepaint: &mut Self::PrepaintState,
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cx: &mut WindowContext,
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) {
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if let Some(me) = self.as_mut() {
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let request_layout = request_layout.as_mut().unwrap();
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let prepaint = prepaint.as_mut().unwrap();
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me.paint(id, bounds, request_layout, prepaint, cx)
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}
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}
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}
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@ -19,6 +19,11 @@ impl SharedString {
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pub const fn from_static(str: &'static str) -> Self {
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Self(ArcCow::Borrowed(str))
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}
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/// Explicitly dereferences this [`SharedString`] to a `&`[`str`].
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pub fn as_str(&self) -> &str {
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self.as_ref()
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}
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}
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impl Default for SharedString {
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@ -4,6 +4,7 @@ use std::{ops::Range, path::PathBuf};
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use widestring::Utf16String;
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use crate::editor::Theme;
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use crate::vim::Mode;
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use super::*;
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@ -12,6 +13,9 @@ pub struct Buffer {
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pub path: Option<PathBuf>,
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pub marked: Option<Range<usize>>,
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pub selected: Option<Range<usize>>,
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pub name: SharedString,
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pub modified: bool,
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pub mode: Mode
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}
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impl Buffer {
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@ -19,9 +23,12 @@ impl Buffer {
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let text = std::fs::read_to_string(&path)?;
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Ok(Self {
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text: text.into(),
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name: SharedString::from(path.display().to_string()),
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path: Some(path),
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marked: None,
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selected: None,
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modified: false,
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mode: Mode::default()
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})
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}
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@ -31,6 +38,9 @@ impl Buffer {
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path: None,
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marked: None,
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selected: None,
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name: SharedString::from_static("<scratch>"),
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modified: false,
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mode: Mode::default()
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}
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}
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@ -10,7 +10,7 @@ mod element;
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mod input;
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pub struct EditorSettings {
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style: EditorStyle,
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pub style: EditorStyle,
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}
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#[derive(Clone, Copy, Debug)]
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@ -163,15 +163,17 @@ impl EditorSettings {
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pub struct Editor {
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focus_handle: FocusHandle,
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buf: Model<crate::buffer::Buffer>,
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settings: Model<EditorSettings>,
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pub settings: Model<EditorSettings>,
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cursor: Point<usize>,
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scroll: Point<Pixels>,
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// in percent
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ruler: u8,
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logger: Logger,
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}
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impl Editor {
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pub fn make<V: 'static>(
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cx: &mut ViewContext<V>,
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pub fn make(
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cx: &mut WindowContext,
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settings: Model<EditorSettings>,
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logger: Logger,
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) -> View<Self> {
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@ -188,16 +190,59 @@ impl Editor {
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logger,
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cursor: Point::default(),
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scroll: Point::default(),
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ruler: 0,
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})
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}
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fn statusline(&self, cx: &mut ViewContext<Self>) -> impl IntoElement {
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let buf = self.buf.read(cx);
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div()
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.debug()
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.flex()
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.flex_row()
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.justify_between()
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.child(
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div()
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.flex()
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.flex_row()
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.gap_4()
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.child(match buf.mode {
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vim::Mode::Normal => "",
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vim::Mode::Insert => "INSERT",
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vim::Mode::Visual => "VISUAL",
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})
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.child(buf.name.clone())
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.child(if buf.modified { "[+]" } else { "" }),
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)
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.child(
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div()
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.flex()
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.flex_row()
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.gap_4()
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.child(format!("{},{}", self.cursor.x, self.cursor.y))
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.child(match self.ruler {
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..10 => format!("Top"),
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90.. => format!("Bot"),
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other => format!("{other}%"),
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}),
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)
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}
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}
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impl Render for Editor {
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fn render(&mut self, cx: &mut ViewContext<Self>) -> impl IntoElement {
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cx.focus(&self.focus_handle);
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let styled = {
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// -1 read...
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let style = &self.settings.read(cx).style;
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div()
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.key_context("Editor")
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.font_family(style.font_family.clone())
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.text_color(style.theme.text_color)
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};
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styled.key_context("Editor")
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.on_action(cx.listener(|me, event: &action::CursorDown, cx| {
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me.cursor.y = me.cursor.y.saturating_add(1).min(
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me.buf
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@ -213,11 +258,17 @@ impl Render for Editor {
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me.cursor.y = me.cursor.y.saturating_sub(1);
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funnylog::trace!(me.logger, ?me.cursor, "up");
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}))
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.overflow_hidden()
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.child(element::EditorElement::new(
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.flex()
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.flex_col()
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.justify_start()
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.min_h_full()
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.min_w_full()
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.size(relative(1.))
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.child(div().overflow_hidden().child(element::EditorElement::new(
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cx.view(),
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self.settings.read(cx).style.clone(),
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))
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)))
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.child(self.statusline(cx))
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}
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}
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@ -172,8 +172,16 @@ impl Element for EditorElement {
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&Point::default(),
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);
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let prev_ruler = editor.ruler;
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let next_ruler = (editor.scroll.y.0 / bounds.size.height.0 * 100.).abs().floor() as u8;
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if prev_ruler != next_ruler {
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editor.ruler = next_ruler;
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cx.notify();
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}
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log::trace!(
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"[{prev_editor_scroll:#?} -> {:#?}] {scroll:#?}",
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"[{prev_editor_scroll:#?} -> {:#?}] [{prev_ruler}% -> {next_ruler}%] {scroll:#?}",
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editor.scroll
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);
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40
src/main.rs
40
src/main.rs
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@ -4,26 +4,28 @@ use std::sync::Arc;
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use funnylog::{filter::LevelFilter, span, Drain, Level};
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use miette::{Diagnostic, Report, WrapErr};
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use ming::{prelude::*, *, Context};
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use ming::{prelude::*, Context, *};
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mod buffer;
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mod editor;
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mod vim;
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trait MietteContext<T> {
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fn context(self, msg: impl std::fmt::Display + std::fmt::Debug + Send + Sync + 'static) -> Result<T, Report>;
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fn context(
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self,
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msg: impl std::fmt::Display + std::fmt::Debug + Send + Sync + 'static,
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) -> Result<T, Report>;
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}
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impl<T> MietteContext<T> for Option<T> {
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fn context(self, msg: impl std::fmt::Display + std::fmt::Debug + Send + Sync + 'static) -> Result<T, Report> {
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fn context(
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self,
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msg: impl std::fmt::Display + std::fmt::Debug + Send + Sync + 'static,
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) -> Result<T, Report> {
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self.ok_or_else(|| Report::msg(msg))
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}
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}
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struct Nite {
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editor: View<editor::Editor>,
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logger: Logger,
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}
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type Logger = funnylog::Logger<
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Arc<
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funnylog::IgnoreError<
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>,
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>;
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impl Render for Nite {
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fn render(&mut self, cx: &mut ViewContext<Self>) -> impl IntoElement {
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div()
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.flex()
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.size(Length::Definite(DefiniteLength::Fraction(1f32)))
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.bg(transparent_black())
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.justify_start()
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.items_start()
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.text_xl()
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.text_color(white())
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.font_family("ComicShannsMono Nerd Font Mono")
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.child(self.editor.clone())
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}
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}
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fn main() {
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miette::set_panic_hook();
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let drain = Arc::new(
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@ -58,7 +45,7 @@ fn main() {
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funnylog::stdlog::setup_with_level(drain.clone(), LevelFilter(Some(Level::Trace))).unwrap();
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let logger = Logger::new(drain);
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App::new().run(|cx| {
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App::new().run(move |cx| {
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cx.bind_keys([
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KeyBinding::new("up", editor::action::CursorUp, Some("Editor")),
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KeyBinding::new("down", editor::action::CursorDown, Some("Editor")),
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@ -71,10 +58,7 @@ fn main() {
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funnylog::info!(logger, "Hello from nite");
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let settings = cx.new_model(|_cx| editor::EditorSettings::load_defaults());
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cx.new_view(|cx| Nite {
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editor: editor::Editor::make(cx, settings, logger.branch(span!("editor"))),
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logger,
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})
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editor::Editor::make(cx, settings, logger.branch(span!("editor")))
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},
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);
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})
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7
src/vim.rs
Normal file
7
src/vim.rs
Normal file
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@ -0,0 +1,7 @@
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#[derive(Debug, Clone, Copy, Default, PartialEq, Eq)]
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pub enum Mode {
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#[default]
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Normal,
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Insert,
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Visual
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}
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