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part way there, but can't get ui events to receive properly and don't get events yet

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macos-click-through
Keith Simmons 5 years ago
parent ca1fdfc25c
commit 73875eb486
6 changed files with 303 additions and 130 deletions
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@ -62,6 +62,12 @@ dependencies = [
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version = "1.2.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "94f478ede9f64724c5d173d7bb56099ec3e2d9fc2774aac65d34b8b890405f41"
dependencies = [
"arc-swap",
"libc",
]
[[package]] [[package]]
name = "skia-bindings" name = "skia-bindings"
version = "0.23.0" version = "0.23.2"
source = "registry+https://github.com/rust-lang/crates.io-index" source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "8205511fbd62dad726b7f815f7365b667158e152a1d745625de0b0b359f8385c" checksum = "d2d508b4299a1ec465efff0ee446027e9d1faf9cbe6f175bf9bc7e833cce599b"
dependencies = [ dependencies = [
"bindgen", "bindgen",
"cc", "cc",
@ -2008,9 +2109,9 @@ dependencies = [
[[package]] [[package]]
name = "skia-safe" name = "skia-safe"
version = "0.23.0" version = "0.23.2"
source = "registry+https://github.com/rust-lang/crates.io-index" source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "11e07db3343b213531316c18f8be16e540ef3f5bbda794a3aac0f3226ce9d23d" checksum = "24aed501f0ec23d877de2066c8f1d0680ff29b11a51da6f2dcbfafc0be2c6fde"
dependencies = [ dependencies = [
"bitflags", "bitflags",
"lazy_static", "lazy_static",
@ -2032,9 +2133,9 @@ dependencies = [
[[package]] [[package]]
name = "skulpin" name = "skulpin"
version = "0.5.0" version = "0.5.1"
source = "registry+https://github.com/rust-lang/crates.io-index" source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "b73dfb92c679296809e97938b7abed2ef9d908de9b5a98da671b265891617f83" checksum = "05fe5761e1abdb580a9255255f2cdb41382263e2fd3e5e03e681e5486f8b4f58"
dependencies = [ dependencies = [
"ash", "ash",
"cocoa", "cocoa",
@ -2150,11 +2251,11 @@ dependencies = [
[[package]] [[package]]
name = "termcolor" name = "termcolor"
version = "1.0.5" version = "1.1.0"
source = "registry+https://github.com/rust-lang/crates.io-index" source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "96d6098003bde162e4277c70665bd87c326f5a0c3f3fbfb285787fa482d54e6e" checksum = "bb6bfa289a4d7c5766392812c0a1f4c1ba45afa1ad47803c11e1f407d846d75f"
dependencies = [ dependencies = [
"wincolor", "winapi-util",
] ]
[[package]] [[package]]
@ -2168,9 +2269,9 @@ dependencies = [
[[package]] [[package]]
name = "thread_local" name = "thread_local"
version = "0.3.6" version = "1.0.1"
source = "registry+https://github.com/rust-lang/crates.io-index" source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "c6b53e329000edc2b34dbe8545fd20e55a333362d0a321909685a19bd28c3f1b" checksum = "d40c6d1b69745a6ec6fb1ca717914848da4b44ae29d9b3080cbee91d72a69b14"
dependencies = [ dependencies = [
"lazy_static", "lazy_static",
] ]
@ -2187,6 +2288,38 @@ dependencies = [
"num-traits", "num-traits",
] ]
[[package]]
name = "tokio"
version = "0.2.9"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "ffa2fdcfa937b20cb3c822a635ceecd5fc1a27a6a474527e5516aa24b8c8820a"
dependencies = [
"bytes",
"fnv",
"iovec",
"lazy_static",
"libc",
"memchr",
"mio",
"mio-named-pipes",
"mio-uds",
"num_cpus",
"pin-project-lite",
"signal-hook-registry",
"tokio-macros",
"winapi 0.3.8",
]
[[package]]
name = "tokio-macros"
version = "0.2.3"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "50a61f268a3db2acee8dcab514efc813dc6dbe8a00e86076f935f94304b59a7a"
dependencies = [
"quote 1.0.2",
"syn 1.0.13",
]
[[package]] [[package]]
name = "toml" name = "toml"
version = "0.5.5" version = "0.5.5"
@ -2265,9 +2398,9 @@ checksum = "6a02e4885ed3bc0f2de90ea6dd45ebcbb66dacffe03547fadbb0eeae2770887d"
[[package]] [[package]]
name = "walkdir" name = "walkdir"
version = "2.2.9" version = "2.3.1"
source = "registry+https://github.com/rust-lang/crates.io-index" source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "9658c94fa8b940eab2250bd5a457f9c48b748420d71293b165c8cdbe2f55f71e" checksum = "777182bc735b6424e1a57516d35ed72cb8019d85c8c9bf536dccb3445c1a2f7d"
dependencies = [ dependencies = [
"same-file", "same-file",
"winapi 0.3.8", "winapi 0.3.8",
@ -2276,9 +2409,9 @@ dependencies = [
[[package]] [[package]]
name = "wasi" name = "wasi"
version = "0.7.0" version = "0.9.0+wasi-snapshot-preview1"
source = "registry+https://github.com/rust-lang/crates.io-index" source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "b89c3ce4ce14bdc6fb6beaf9ec7928ca331de5df7e5ea278375642a2f478570d" checksum = "cccddf32554fecc6acb585f82a32a72e28b48f8c4c1883ddfeeeaa96f7d8e519"
[[package]] [[package]]
name = "wayland-client" name = "wayland-client"
@ -2379,9 +2512,9 @@ checksum = "ac3b87c63620426dd9b991e5ce0329eff545bccbbb34f3be09ff6fb6ab51b7b6"
[[package]] [[package]]
name = "winapi-util" name = "winapi-util"
version = "0.1.2" version = "0.1.3"
source = "registry+https://github.com/rust-lang/crates.io-index" source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "7168bab6e1daee33b4557efd0e95d5ca70a03706d39fa5f3fe7a236f584b03c9" checksum = "4ccfbf554c6ad11084fb7517daca16cfdcaccbdadba4fc336f032a8b12c2ad80"
dependencies = [ dependencies = [
"winapi 0.3.8", "winapi 0.3.8",
] ]
@ -2392,16 +2525,6 @@ version = "0.4.0"
source = "registry+https://github.com/rust-lang/crates.io-index" source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "712e227841d057c1ee1cd2fb22fa7e5a5461ae8e48fa2ca79ec42cfc1931183f" checksum = "712e227841d057c1ee1cd2fb22fa7e5a5461ae8e48fa2ca79ec42cfc1931183f"
[[package]]
name = "wincolor"
version = "1.0.2"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "96f5016b18804d24db43cebf3c77269e7569b8954a8464501c216cc5e070eaa9"
dependencies = [
"winapi 0.3.8",
"winapi-util",
]
[[package]] [[package]]
name = "winit" name = "winit"
version = "0.20.0-alpha6" version = "0.20.0-alpha6"

5
Cargo.toml
Unescape Escape View File

@ -16,8 +16,11 @@ env_logger = "0.7.1"
neovim-lib = { git = "https://github.com/daa84/neovim-lib", version = "0.6" } neovim-lib = { git = "https://github.com/daa84/neovim-lib", version = "0.6" }
rmpv = "0.4.2" rmpv = "0.4.2"
msgbox = "0.4.0" msgbox = "0.4.0"
rust-embed= { version = "5.2.0", features = ["debug-embed"] } rust-embed = { version = "5.2.0", features = ["debug-embed"] }
image = "0.22.3" image = "0.22.3"
nvim-rs = "0.1.0"
tokio = { version = "0.2.9", features = [ "blocking" ] }
async-trait = "0.1.18"
[build-dependencies] [build-dependencies]
winres = "0.1.11" winres = "0.1.11"

4
src/events.rs
Unescape Escape View File

@ -581,10 +581,10 @@ pub fn parse_redraw_event(event_value: Value) -> Result<Vec<RedrawEvent>> {
Ok(parsed_events) Ok(parsed_events)
} }
pub fn parse_neovim_event(event_name: String, events: Vec<Value>) -> Result<Vec<RedrawEvent>> { pub fn parse_neovim_event(event_name: String, arguments: Vec<Value>) -> Result<Vec<RedrawEvent>> {
let mut resulting_events = Vec::new(); let mut resulting_events = Vec::new();
if event_name == "redraw" { if event_name == "redraw" {
for event in events { for event in arguments {
resulting_events.append(&mut parse_redraw_event(event)?); resulting_events.append(&mut parse_redraw_event(event)?);
} }
} else { } else {

85
src/main.rs
Unescape Escape View File

@ -6,21 +6,29 @@ mod window;
mod keybindings; mod keybindings;
mod renderer; mod renderer;
mod error_handling; mod error_handling;
mod ui_commands;
#[macro_use] extern crate async_trait;
#[macro_use] extern crate derive_new; #[macro_use] extern crate derive_new;
#[macro_use] extern crate rust_embed; #[macro_use] extern crate rust_embed;
use std::process::{Command, Stdio};
use std::sync::{Arc, Mutex}; use std::sync::{Arc, Mutex};
use std::thread; use std::thread;
use std::process::Stdio;
use std::sync::mpsc::{channel, Receiver, Sender};
use async_trait::async_trait;
use rmpv::Value; use rmpv::Value;
use neovim_lib::{Neovim, NeovimApi, UiAttachOptions, Session}; use nvim_rs::runtime::ChildStdin;
use nvim_rs::{create, Neovim, UiAttachOptions, Handler};
use tokio::process::Command;
use tokio::task::spawn_blocking;
use window::ui_loop; use window::ui_loop;
use editor::Editor; use editor::Editor;
use events::parse_neovim_event; use events::parse_neovim_event;
use error_handling::ResultPanicExplanation; use error_handling::ResultPanicExplanation;
use ui_commands::UiCommand;
const INITIAL_WIDTH: u64 = 100; const INITIAL_WIDTH: u64 = 100;
const INITIAL_HEIGHT: u64 = 50; const INITIAL_HEIGHT: u64 = 50;
@ -44,53 +52,58 @@ fn create_nvim_command() -> Command {
cmd cmd
} }
fn start_nvim(editor: Arc<Mutex<Editor>>) -> Neovim { struct NeovimHandler(Arc<Mutex<Editor>>);
let mut cmd = create_nvim_command();
let mut session = Session::new_child_cmd(&mut cmd) #[async_trait]
.unwrap_or_explained_panic("Could not create command", "Could not create neovim process command"); impl Handler for NeovimHandler {
type Writer = ChildStdin;
let receiver = session.start_event_loop_channel(); async fn handle_request(&self, event_name: String, arguments: Vec<Value>, neovim: Neovim<ChildStdin>) -> Result<Value, Value> {
let join_handle = session.take_dispatch_guard(); dbg!(&event_name);
let mut nvim = Neovim::new(session); let parsed_events = parse_neovim_event(event_name, arguments)
let mut options = UiAttachOptions::new();
options.set_cmdline_external(false);
options.set_messages_external(false);
options.set_linegrid_external(true);
options.set_rgb(true);
nvim.set_var("neovide", Value::Boolean(true));
nvim.ui_attach(INITIAL_WIDTH as i64, INITIAL_HEIGHT as i64, &options)
.unwrap_or_explained_panic("Could not attach.", "Could not attach ui to neovim process");
// Listen to neovim events
thread::spawn(move || {
println!("UI thread spawned");
loop {
let (event_name, events) = receiver.recv()
.unwrap_or_explained_panic("Could not receive event", "Could not recieve event from neovim");
let parsed_events = parse_neovim_event(event_name, events)
.unwrap_or_explained_panic("Could not parse event", "Could not parse event from neovim"); .unwrap_or_explained_panic("Could not parse event", "Could not parse event from neovim");
for event in parsed_events { for event in parsed_events {
let mut editor = editor.lock().unwrap(); let mut editor = self.0.lock().unwrap();
editor.handle_redraw_event(event); editor.handle_redraw_event(event);
} }
Ok(Value::Nil)
} }
}); }
// Quit process when nvim exits #[tokio::main]
thread::spawn(move || { async fn start_nvim(editor: Arc<Mutex<Editor>>) -> Sender<UiCommand> {
join_handle.join().expect("Could not join neovim process..."); let (mut nvim, io_handler, _) = create::new_child_cmd(&mut create_nvim_command(), NeovimHandler(editor.clone())).await
.unwrap_or_explained_panic("Could not create nvim process", "Could not locate or start the neovim process");
tokio::spawn(async move {
match io_handler.await {
Err(join_error) => eprintln!("Error joining IO loop: '{}'", join_error),
Ok(Err(error)) => eprintln!("Error: '{}'", error),
Ok(Ok(())) => {}
};
std::process::exit(0); std::process::exit(0);
}); });
nvim let mut options = UiAttachOptions::new();
options.set_linegrid_external(true);
options.set_rgb(true);
nvim.set_var("neovide", Value::Boolean(true)).await;
nvim.ui_attach(INITIAL_WIDTH as i64, INITIAL_HEIGHT as i64, &options).await
.unwrap_or_explained_panic("Could not attach.", "Could not attach ui to neovim process");
let (mut sender, receiver) = channel::<UiCommand>();
tokio::spawn(async move {
while let Ok(ui_command) = spawn_blocking(|| receiver.recv()).await.unwrap() {
dbg!(&ui_command);
ui_command.execute(&nvim).await;
}
});
sender
} }
fn main() { fn main() {
// env_logger::from_env(LoggerEnv::default().default_filter_or("warn")).init();
let editor = Arc::new(Mutex::new(Editor::new(INITIAL_WIDTH, INITIAL_HEIGHT))); let editor = Arc::new(Mutex::new(Editor::new(INITIAL_WIDTH, INITIAL_HEIGHT)));
let nvim = start_nvim(editor.clone()); let sender = start_nvim(editor.clone());
ui_loop(editor, nvim, (INITIAL_WIDTH, INITIAL_HEIGHT)); ui_loop(editor, sender, (INITIAL_WIDTH, INITIAL_HEIGHT));
} }

34
src/ui_commands.rs
Unescape Escape View File

@ -0,0 +1,34 @@
use nvim_rs::Neovim;
use nvim_rs::runtime::ChildStdin;
#[derive(Debug)]
pub enum UiCommand {
Resize { width: i64, height: i64 },
Keyboard(String),
MouseButton { action: String, position: (i64, i64) },
Scroll { direction: String, position: (i64, i64) },
Drag(i64, i64)
}
impl UiCommand {
pub async fn execute(&self, nvim: &Neovim<ChildStdin>) {
match self {
UiCommand::Resize { width, height } =>
nvim.ui_try_resize(*width.max(&10), *height.max(&3)).await
.expect("Resize failed"),
UiCommand::Keyboard(input_command) => {
nvim.input(&input_command).await
.expect("Input failed");
},
UiCommand::MouseButton { action, position: (grid_x, grid_y) } =>
nvim.input_mouse("left", action, "", 0, *grid_y, *grid_x).await
.expect("Mouse Input Failed"),
UiCommand::Scroll { direction, position: (grid_x, grid_y) } =>
nvim.input_mouse("wheel", direction, "", 0, *grid_y, *grid_x).await
.expect("Mouse Scroll Failed"),
UiCommand::Drag(grid_x, grid_y) =>
nvim.input_mouse("left", "drag", "", 0, *grid_y, *grid_x).await
.expect("Mouse Drag Failed")
}
}
}

28
src/window.rs
Unescape Escape View File

@ -8,11 +8,12 @@ use skulpin::winit::dpi::LogicalSize;
use skulpin::winit::event::{ElementState, Event, MouseScrollDelta, StartCause, WindowEvent}; use skulpin::winit::event::{ElementState, Event, MouseScrollDelta, StartCause, WindowEvent};
use skulpin::winit::event_loop::{ControlFlow, EventLoop}; use skulpin::winit::event_loop::{ControlFlow, EventLoop};
use skulpin::winit::window::{Icon, WindowBuilder}; use skulpin::winit::window::{Icon, WindowBuilder};
use neovim_lib::{Neovim, NeovimApi}; use std::sync::mpsc::Sender;
use crate::editor::Editor; use crate::editor::Editor;
use crate::keybindings::construct_keybinding_string; use crate::keybindings::construct_keybinding_string;
use crate::renderer::Renderer; use crate::renderer::Renderer;
use crate::ui_commands::UiCommand;
#[derive(RustEmbed)] #[derive(RustEmbed)]
#[folder = "assets/"] #[folder = "assets/"]
@ -20,17 +21,16 @@ struct Asset;
const EXTRA_LIVE_FRAMES: usize = 10; const EXTRA_LIVE_FRAMES: usize = 10;
fn handle_new_grid_size(new_size: LogicalSize, renderer: &Renderer, nvim: &mut Neovim) { fn handle_new_grid_size(new_size: LogicalSize, renderer: &Renderer, command_channel: &mut Sender<UiCommand>) {
if new_size.width > 0.0 && new_size.height > 0.0 { if new_size.width > 0.0 && new_size.height > 0.0 {
let new_width = ((new_size.width + 1.0) as f32 / renderer.font_width) as u64; let new_width = ((new_size.width + 1.0) as f32 / renderer.font_width) as u64;
let new_height = ((new_size.height + 1.0) as f32 / renderer.font_height) as u64; let new_height = ((new_size.height + 1.0) as f32 / renderer.font_height) as u64;
// Add 1 here to make sure resizing doesn't change the grid size on startup // Add 1 here to make sure resizing doesn't change the grid size on startup
nvim.ui_try_resize((new_width as i64).max(10), (new_height as i64).max(3)).expect("Resize failed"); command_channel.send(UiCommand::Resize { width: new_width as i64, height: new_height as i64 });
} }
} }
pub fn ui_loop(editor: Arc<Mutex<Editor>>, nvim: Neovim, initial_size: (u64, u64)) { pub fn ui_loop(editor: Arc<Mutex<Editor>>, mut command_channel: Sender<UiCommand>, initial_size: (u64, u64)) {
let mut nvim = nvim;
let mut renderer = Renderer::new(editor.clone()); let mut renderer = Renderer::new(editor.clone());
let event_loop = EventLoop::<()>::with_user_event(); let event_loop = EventLoop::<()>::with_user_event();
@ -95,7 +95,7 @@ pub fn ui_loop(editor: Arc<Mutex<Editor>>, nvim: Neovim, initial_size: (u64, u64
event: WindowEvent::Resized(new_size), event: WindowEvent::Resized(new_size),
.. ..
} => { } => {
handle_new_grid_size(new_size, &renderer, &mut nvim) handle_new_grid_size(new_size, &renderer, &mut command_channel)
}, },
Event::WindowEvent { Event::WindowEvent {
@ -105,9 +105,9 @@ pub fn ui_loop(editor: Arc<Mutex<Editor>>, nvim: Neovim, initial_size: (u64, u64
}, },
.. ..
} => { } => {
if let Some(string) = construct_keybinding_string(input) { construct_keybinding_string(input)
nvim.input(&string).expect("Input call failed..."); .map(UiCommand::Keyboard)
} .map(|keybinding_string| command_channel.send(keybinding_string));
}, },
Event::WindowEvent { Event::WindowEvent {
@ -121,7 +121,7 @@ pub fn ui_loop(editor: Arc<Mutex<Editor>>, nvim: Neovim, initial_size: (u64, u64
let grid_y = (position.y as f32 / renderer.font_height) as i64; let grid_y = (position.y as f32 / renderer.font_height) as i64;
mouse_pos = (grid_x, grid_y); mouse_pos = (grid_x, grid_y);
if mouse_down { if mouse_down {
nvim.input_mouse("left", "drag", "", 0, grid_y, grid_x).expect("Could not send mouse input"); command_channel.send(UiCommand::Drag(grid_y, grid_x));
} }
} }
@ -143,7 +143,7 @@ pub fn ui_loop(editor: Arc<Mutex<Editor>>, nvim: Neovim, initial_size: (u64, u64
} }
}; };
let (grid_x, grid_y) = mouse_pos; let (grid_x, grid_y) = mouse_pos;
nvim.input_mouse("left", input_type, "", 0, grid_y, grid_x).expect("Could not send mouse input"); command_channel.send(UiCommand::MouseButton { action: input_type.to_string(), position: (grid_x, grid_y) });
} }
Event::WindowEvent { Event::WindowEvent {
@ -163,7 +163,7 @@ pub fn ui_loop(editor: Arc<Mutex<Editor>>, nvim: Neovim, initial_size: (u64, u64
if let Some(input_type) = vertical_input_type { if let Some(input_type) = vertical_input_type {
let (grid_x, grid_y) = mouse_pos; let (grid_x, grid_y) = mouse_pos;
nvim.input_mouse("wheel", input_type, "", 0, grid_y, grid_x).expect("Could not send mouse input"); command_channel.send(UiCommand::Scroll { direction: input_type.to_string(), position: (grid_x, grid_y) });
} }
let horizontal_input_type = if horizontal > 0.0 { let horizontal_input_type = if horizontal > 0.0 {
@ -176,7 +176,7 @@ pub fn ui_loop(editor: Arc<Mutex<Editor>>, nvim: Neovim, initial_size: (u64, u64
if let Some(input_type) = horizontal_input_type { if let Some(input_type) = horizontal_input_type {
let (grid_x, grid_y) = mouse_pos; let (grid_x, grid_y) = mouse_pos;
nvim.input_mouse("wheel", input_type, "", 0, grid_y, grid_x).expect("Could not send mouse input"); command_channel.send(UiCommand::Scroll { direction: input_type.to_string(), position: (grid_x, grid_y) });
} }
} }
@ -193,7 +193,7 @@ pub fn ui_loop(editor: Arc<Mutex<Editor>>, nvim: Neovim, initial_size: (u64, u64
} }
if draw_result.font_changed { if draw_result.font_changed {
handle_new_grid_size(window.inner_size(), &renderer, &mut nvim) handle_new_grid_size(window.inner_size(), &renderer, &mut command_channel)
} }
if live_frames > 0 { if live_frames > 0 {

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