hasufell/neovim-gtk
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Retrive theme color as async task

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This will prevent lock of ui in case of neovim slowdown and in case of
errors. Also speedup starting.
This commit is contained in:
daa 2018-04-07 21:18:06 +03:00
parent ddc2d36b17
commit d8d33edb19
3 changed files with 109 additions and 67 deletions
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63
src/color.rs
View File

@ -1,5 +1,7 @@
use std;
use gdk;
use ui_model::Cell;
use theme::Theme;
@ -10,12 +12,12 @@ pub const COLOR_BLACK: Color = Color(0.0, 0.0, 0.0);
pub const COLOR_WHITE: Color = Color(1.0, 1.0, 1.0);
pub const COLOR_RED: Color = Color(1.0, 0.0, 0.0);
impl<'a> Into<gdk::RGBA> for &'a Color {
fn into(self) -> gdk::RGBA {
impl From<Color> for gdk::RGBA {
fn from(color: Color) -> Self {
gdk::RGBA {
red: self.0,
green: self.1,
blue: self.2,
red: color.0,
green: color.1,
blue: color.2,
alpha: 1.0,
}
}
@ -101,39 +103,36 @@ impl ColorModel {
cell.attrs.special.as_ref().unwrap_or(&self.sp_color)
}
pub fn pmenu_bg(&self) -> &Color {
if let Some(ref pmenu) = self.theme.pmenu {
pmenu.bg.as_ref().unwrap_or(&self.bg_color)
} else {
&self.bg_color
}
pub fn pmenu_bg<'a>(&'a self) -> Color {
self.theme
.pmenu()
.bg
.clone()
.unwrap_or_else(|| self.bg_color.clone())
}
pub fn pmenu_fg(&self) -> &Color {
if let Some(ref pmenu) = self.theme.pmenu {
pmenu.fg.as_ref().unwrap_or(&self.fg_color)
} else {
&self.fg_color
}
pub fn pmenu_fg(&self) -> Color {
self.theme
.pmenu()
.fg
.clone()
.unwrap_or_else(|| self.fg_color.clone())
}
pub fn pmenu_bg_sel(&self) -> &Color {
if let Some(ref pmenu) = self.theme.pmenu {
pmenu.bg_sel.as_ref().unwrap_or(&self.bg_color)
} else {
&self.bg_color
}
pub fn pmenu_bg_sel(&self) -> Color {
self.theme
.pmenu()
.bg_sel
.clone()
.unwrap_or_else(|| self.bg_color.clone())
}
pub fn pmenu_fg_sel(&self) -> &Color {
if let Some(ref pmenu) = self.theme.pmenu {
pmenu.fg_sel.as_ref().unwrap_or(&self.fg_color)
} else {
&self.fg_color
}
pub fn pmenu_fg_sel(&self) -> Color {
self.theme
.pmenu()
.fg_sel
.clone()
.unwrap_or_else(|| self.fg_color.clone())
}
}

2
src/shell.rs
View File

@ -1181,7 +1181,7 @@ impl State {
if let Some(mut nvim) = self.nvim.nvim() {
let mut render_state = self.render_state.borrow_mut();
render_state.color_model.theme.update(&mut *nvim);
render_state.color_model.theme.queue_update(&mut *nvim);
}
RepaintMode::Nothing
}

111
src/theme.rs
View File

@ -1,22 +1,72 @@
use std::collections::HashMap;
use std::sync::Arc;
use std::cell::Ref;
use neovim_lib::{Value, Neovim, NeovimApi};
use glib;
use neovim_lib::{CallError, Neovim, NeovimApiAsync, Value};
use ui::UiMutex;
use nvim::ErrorReport;
use color::Color;
use value::ValueMapExt;
struct State {
pmenu: Pmenu,
}
impl State {
fn new() -> Self {
State {
pmenu: Pmenu::new(),
}
}
}
pub struct Theme {
pub pmenu: Option<Pmenu>,
state: Arc<UiMutex<State>>,
}
impl Theme {
pub fn new() -> Self {
Theme { pmenu: None }
Theme {
state: Arc::new(UiMutex::new(State::new())),
}
}
pub fn update(&mut self, nvim: &mut Neovim) {
self.pmenu = Some(Pmenu::new(nvim));
pub fn pmenu(&self) -> Ref<Pmenu> {
Ref::map(self.state.borrow(), |s| &s.pmenu)
}
pub fn queue_update(&self, nvim: &mut Neovim) {
self.get_hl(nvim, "Pmenu", |state, bg, fg| {
state.pmenu.bg = bg;
state.pmenu.fg = fg;
});
self.get_hl(nvim, "PmenuSel", |state, bg_sel, fg_sel| {
state.pmenu.bg_sel = bg_sel;
state.pmenu.fg_sel = fg_sel;
});
}
fn get_hl<CB>(&self, nvim: &mut Neovim, hl_name: &str, mut cb: CB)
where
CB: FnMut(&mut State, Option<Color>, Option<Color>) + Send + 'static,
{
let state = self.state.clone();
nvim.get_hl_by_name_async(hl_name, true)
.cb(move |v| {
let mut hl = Some(hl_colors(v));
glib::idle_add(move || {
let (bg, fg) = hl.take().unwrap();
let mut state = state.borrow_mut();
cb(&mut *state, bg, fg);
glib::Continue(false)
});
})
.call();
}
}
@ -28,45 +78,38 @@ pub struct Pmenu {
}
impl Pmenu {
pub fn new(nvim: &mut Neovim) -> Self {
let (bg, fg) = get_hl_colors(nvim, "Pmenu");
let (bg_sel, fg_sel) = get_hl_colors(nvim, "PmenuSel");
pub fn new() -> Self {
Pmenu {
bg,
fg,
bg_sel,
fg_sel,
bg: None,
fg: None,
bg_sel: None,
fg_sel: None,
}
}
}
fn get_hl_color(map: &HashMap<&str, &Value>, color_name: &str) -> Option<Color> {
if let Some(col) = map.get(color_name) {
if let Some(col) = col.as_u64() {
Some(Color::from_indexed_color(col))
} else {
None
}
} else {
None
}
map.get(color_name)
.and_then(|col| col.as_u64())
.map(Color::from_indexed_color)
}
fn get_hl_colors(nvim: &mut Neovim, hl: &str) -> (Option<Color>, Option<Color>) {
nvim.get_hl_by_name(hl, true)
.ok_and_report()
.and_then(|m| if let Some(m) = m.to_attrs_map_report() {
let reverse = m.get("reverse").and_then(|v| v.as_bool()).unwrap_or(false);
let bg = get_hl_color(&m, "background");
let fg = get_hl_color(&m, "foreground");
if reverse {
Some((fg, bg))
fn hl_colors(hl: Result<Vec<(Value, Value)>, CallError>) -> (Option<Color>, Option<Color>) {
hl.ok_and_report()
.and_then(|m| {
if let Some(m) = m.to_attrs_map_report() {
let reverse = m.get("reverse").and_then(|v| v.as_bool()).unwrap_or(false);
let bg = get_hl_color(&m, "background");
let fg = get_hl_color(&m, "foreground");
if reverse {
Some((fg, bg))
} else {
Some((bg, fg))
}
} else {
Some((bg, fg))
None
}
} else {
None
})
.unwrap_or((None, None))
}