95 lines
3.1 KiB
Rust
95 lines
3.1 KiB
Rust
use std::result;
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use std::sync::Arc;
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use neovim_lib::{Handler, Value};
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use ui::UiMutex;
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use shell;
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use glib;
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use super::repaint_mode::RepaintMode;
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use super::redraw_handler;
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use super::redraw_handler::RedrawEvents;
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pub struct NvimHandler {
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shell: Arc<UiMutex<shell::State>>,
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}
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impl NvimHandler {
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pub fn new(shell: Arc<UiMutex<shell::State>>) -> NvimHandler {
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NvimHandler { shell: shell }
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}
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fn nvim_cb(&self, method: &str, params: Vec<Value>) {
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match method {
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"redraw" => {
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self.safe_call(move |ui| {
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let mut repaint_mode = RepaintMode::Nothing;
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for ev in params {
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if let Some(ev_args) = ev.as_array() {
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if let Some(ev_name) = ev_args[0].as_str() {
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for local_args in ev_args.iter().skip(1) {
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let args = match *local_args {
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Value::Array(ref ar) => ar.clone(),
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_ => vec![],
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};
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let call_reapint_mode =
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redraw_handler::call(ui, ev_name, &args)?;
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repaint_mode = repaint_mode.join(call_reapint_mode);
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}
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} else {
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println!("Unsupported event {:?}", ev_args);
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}
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} else {
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println!("Unsupported event type {:?}", ev);
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}
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}
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ui.on_redraw(&repaint_mode);
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Ok(())
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});
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}
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"Gui" => {
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if !params.is_empty() {
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if let Some(ev_name) = params[0].as_str().map(String::from) {
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let args = params.iter().skip(1).cloned().collect();
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self.safe_call(move |ui| {
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redraw_handler::call_gui_event(ui, &ev_name, &args)?;
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ui.on_redraw(&RepaintMode::All);
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Ok(())
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});
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} else {
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println!("Unsupported event {:?}", params);
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}
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} else {
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println!("Unsupported event {:?}", params);
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}
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}
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_ => {
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println!("Notification {}({:?})", method, params);
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}
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}
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}
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fn safe_call<F>(&self, cb: F)
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where
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F: FnOnce(&mut shell::State) -> result::Result<(), String> + 'static + Send,
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{
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let mut cb = Some(cb);
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let shell = self.shell.clone();
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glib::idle_add(move || {
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if let Err(msg) = cb.take().unwrap()(&mut shell.borrow_mut()) {
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println!("Error call function: {}", msg);
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}
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glib::Continue(false)
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});
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}
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}
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impl Handler for NvimHandler {
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fn handle_notify(&mut self, name: &str, args: Vec<Value>) {
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self.nvim_cb(name, args);
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}
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}
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