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working f and t bindings

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This commit is contained in:
Kay Simmons 2023-01-06 14:03:01 -08:00
parent 6a57bd2794
commit 73e7967a12
37 changed files with 1143 additions and 860 deletions
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39
crates/gpui/src/app.rs
View file

@ -28,7 +28,6 @@ use smol::prelude::*;
pub use action::*;
use callback_collection::CallbackCollection;
use collections::{hash_map::Entry, HashMap, HashSet, VecDeque};
use keymap::MatchResult;
use platform::Event;
#[cfg(any(test, feature = "test-support"))]
pub use test_app_context::{ContextHandle, TestAppContext};
@ -37,7 +36,7 @@ use crate::{
elements::ElementBox,
executor::{self, Task},
geometry::rect::RectF,
keymap::{self, Binding, Keystroke},
keymap_matcher::{self, Binding, KeymapContext, KeymapMatcher, Keystroke, MatchResult},
platform::{self, KeyDownEvent, Platform, PromptLevel, WindowOptions},
presenter::Presenter,
util::post_inc,
@ -72,11 +71,11 @@ pub trait View: Entity + Sized {
false
}
fn keymap_context(&self, _: &AppContext) -> keymap::Context {
fn keymap_context(&self, _: &AppContext) -> keymap_matcher::KeymapContext {
Self::default_keymap_context()
}
fn default_keymap_context() -> keymap::Context {
let mut cx = keymap::Context::default();
fn default_keymap_context() -> keymap_matcher::KeymapContext {
let mut cx = keymap_matcher::KeymapContext::default();
cx.set.insert(Self::ui_name().into());
cx
}
@ -609,7 +608,7 @@ pub struct MutableAppContext {
capture_actions: HashMap<TypeId, HashMap<TypeId, Vec<Box<ActionCallback>>>>,
actions: HashMap<TypeId, HashMap<TypeId, Vec<Box<ActionCallback>>>>,
global_actions: HashMap<TypeId, Box<GlobalActionCallback>>,
keystroke_matcher: keymap::Matcher,
keystroke_matcher: KeymapMatcher,
next_entity_id: usize,
next_window_id: usize,
next_subscription_id: usize,
@ -668,7 +667,7 @@ impl MutableAppContext {
capture_actions: Default::default(),
actions: Default::default(),
global_actions: Default::default(),
keystroke_matcher: keymap::Matcher::default(),
keystroke_matcher: KeymapMatcher::default(),
next_entity_id: 0,
next_window_id: 0,
next_subscription_id: 0,
@ -1361,8 +1360,10 @@ impl MutableAppContext {
.views
.get(&(window_id, *view_id))
.expect("view in responder chain does not exist");
let cx = view.keymap_context(self.as_ref());
let keystrokes = self.keystroke_matcher.keystrokes_for_action(action, &cx);
let keymap_context = view.keymap_context(self.as_ref());
let keystrokes = self
.keystroke_matcher
.keystrokes_for_action(action, &keymap_context);
if keystrokes.is_some() {
return keystrokes;
}
@ -1443,7 +1444,7 @@ impl MutableAppContext {
})
}
pub fn add_bindings<T: IntoIterator<Item = keymap::Binding>>(&mut self, bindings: T) {
pub fn add_bindings<T: IntoIterator<Item = Binding>>(&mut self, bindings: T) {
self.keystroke_matcher.add_bindings(bindings);
}
@ -3139,7 +3140,7 @@ pub trait AnyView {
window_id: usize,
view_id: usize,
) -> bool;
fn keymap_context(&self, cx: &AppContext) -> keymap::Context;
fn keymap_context(&self, cx: &AppContext) -> KeymapContext;
fn debug_json(&self, cx: &AppContext) -> serde_json::Value;
fn text_for_range(&self, range: Range<usize>, cx: &AppContext) -> Option<String>;
@ -3281,7 +3282,7 @@ where
View::modifiers_changed(self, event, &mut cx)
}
fn keymap_context(&self, cx: &AppContext) -> keymap::Context {
fn keymap_context(&self, cx: &AppContext) -> KeymapContext {
View::keymap_context(self, cx)
}
@ -6633,7 +6634,7 @@ mod tests {
struct View {
id: usize,
keymap_context: keymap::Context,
keymap_context: KeymapContext,
}
impl Entity for View {
@ -6649,7 +6650,7 @@ mod tests {
"View"
}
fn keymap_context(&self, _: &AppContext) -> keymap::Context {
fn keymap_context(&self, _: &AppContext) -> KeymapContext {
self.keymap_context.clone()
}
}
@ -6658,7 +6659,7 @@ mod tests {
fn new(id: usize) -> Self {
View {
id,
keymap_context: keymap::Context::default(),
keymap_context: KeymapContext::default(),
}
}
}
@ -6682,17 +6683,13 @@ mod tests {
// This keymap's only binding dispatches an action on view 2 because that view will have
// "a" and "b" in its context, but not "c".
cx.add_bindings(vec![keymap::Binding::new(
cx.add_bindings(vec![Binding::new(
"a",
Action("a".to_string()),
Some("a && b && !c"),
)]);
cx.add_bindings(vec![keymap::Binding::new(
"b",
Action("b".to_string()),
None,
)]);
cx.add_bindings(vec![Binding::new("b", Action("b".to_string()), None)]);
let actions = Rc::new(RefCell::new(Vec::new()));
cx.add_action({

10
crates/gpui/src/app/test_app_context.rs
View file

@ -17,11 +17,11 @@ use parking_lot::{Mutex, RwLock};
use smol::stream::StreamExt;
use crate::{
executor, geometry::vector::Vector2F, keymap::Keystroke, platform, Action, AnyViewHandle,
AppContext, Appearance, Entity, Event, FontCache, InputHandler, KeyDownEvent, LeakDetector,
ModelContext, ModelHandle, MutableAppContext, Platform, ReadModelWith, ReadViewWith,
RenderContext, Task, UpdateModel, UpdateView, View, ViewContext, ViewHandle, WeakHandle,
WindowInputHandler,
executor, geometry::vector::Vector2F, keymap_matcher::Keystroke, platform, Action,
AnyViewHandle, AppContext, Appearance, Entity, Event, FontCache, InputHandler, KeyDownEvent,
LeakDetector, ModelContext, ModelHandle, MutableAppContext, Platform, ReadModelWith,
ReadViewWith, RenderContext, Task, UpdateModel, UpdateView, View, ViewContext, ViewHandle,
WeakHandle, WindowInputHandler,
};
use collections::BTreeMap;

2
crates/gpui/src/gpui.rs
View file

@ -25,7 +25,7 @@ pub mod executor;
pub use executor::Task;
pub mod color;
pub mod json;
pub mod keymap;
pub mod keymap_matcher;
pub mod platform;
pub use gpui_macros::test;
pub use platform::*;

757
crates/gpui/src/keymap.rs
View file

@ -1,757 +0,0 @@
use crate::Action;
use anyhow::{anyhow, Result};
use smallvec::SmallVec;
use std::{
any::{Any, TypeId},
collections::{HashMap, HashSet},
fmt::{Debug, Write},
};
use tree_sitter::{Language, Node, Parser};
extern "C" {
fn tree_sitter_context_predicate() -> Language;
}
pub struct Matcher {
pending_views: HashMap<usize, Context>,
pending_keystrokes: Vec<Keystroke>,
keymap: Keymap,
}
#[derive(Default)]
pub struct Keymap {
bindings: Vec<Binding>,
binding_indices_by_action_type: HashMap<TypeId, SmallVec<[usize; 3]>>,
}
pub struct Binding {
keystrokes: SmallVec<[Keystroke; 2]>,
action: Box<dyn Action>,
context_predicate: Option<ContextPredicate>,
}
#[derive(Clone, Debug, Eq, PartialEq)]
pub struct Keystroke {
pub ctrl: bool,
pub alt: bool,
pub shift: bool,
pub cmd: bool,
pub function: bool,
pub key: String,
}
#[derive(Clone, Debug, Default, Eq, PartialEq)]
pub struct Context {
pub set: HashSet<String>,
pub map: HashMap<String, String>,
}
#[derive(Debug, Eq, PartialEq)]
enum ContextPredicate {
Identifier(String),
Equal(String, String),
NotEqual(String, String),
Not(Box<ContextPredicate>),
And(Box<ContextPredicate>, Box<ContextPredicate>),
Or(Box<ContextPredicate>, Box<ContextPredicate>),
}
trait ActionArg {
fn boxed_clone(&self) -> Box<dyn Any>;
}
impl<T> ActionArg for T
where
T: 'static + Any + Clone,
{
fn boxed_clone(&self) -> Box<dyn Any> {
Box::new(self.clone())
}
}
pub enum MatchResult {
None,
Pending,
Matches(Vec<(usize, Box<dyn Action>)>),
}
impl Debug for MatchResult {
fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
match self {
MatchResult::None => f.debug_struct("MatchResult::None").finish(),
MatchResult::Pending => f.debug_struct("MatchResult::Pending").finish(),
MatchResult::Matches(matches) => f
.debug_list()
.entries(
matches
.iter()
.map(|(view_id, action)| format!("{view_id}, {}", action.name())),
)
.finish(),
}
}
}
impl PartialEq for MatchResult {
fn eq(&self, other: &Self) -> bool {
match (self, other) {
(MatchResult::None, MatchResult::None) => true,
(MatchResult::Pending, MatchResult::Pending) => true,
(MatchResult::Matches(matches), MatchResult::Matches(other_matches)) => {
matches.len() == other_matches.len()
&& matches.iter().zip(other_matches.iter()).all(
|((view_id, action), (other_view_id, other_action))| {
view_id == other_view_id && action.eq(other_action.as_ref())
},
)
}
_ => false,
}
}
}
impl Eq for MatchResult {}
impl Clone for MatchResult {
fn clone(&self) -> Self {
match self {
MatchResult::None => MatchResult::None,
MatchResult::Pending => MatchResult::Pending,
MatchResult::Matches(matches) => MatchResult::Matches(
matches
.iter()
.map(|(view_id, action)| (*view_id, Action::boxed_clone(action.as_ref())))
.collect(),
),
}
}
}
impl Matcher {
pub fn new(keymap: Keymap) -> Self {
Self {
pending_views: HashMap::new(),
pending_keystrokes: Vec::new(),
keymap,
}
}
pub fn set_keymap(&mut self, keymap: Keymap) {
self.clear_pending();
self.keymap = keymap;
}
pub fn add_bindings<T: IntoIterator<Item = Binding>>(&mut self, bindings: T) {
self.clear_pending();
self.keymap.add_bindings(bindings);
}
pub fn clear_bindings(&mut self) {
self.clear_pending();
self.keymap.clear();
}
pub fn bindings_for_action_type(&self, action_type: TypeId) -> impl Iterator<Item = &Binding> {
self.keymap.bindings_for_action_type(action_type)
}
pub fn clear_pending(&mut self) {
self.pending_keystrokes.clear();
self.pending_views.clear();
}
pub fn has_pending_keystrokes(&self) -> bool {
!self.pending_keystrokes.is_empty()
}
pub fn push_keystroke(
&mut self,
keystroke: Keystroke,
dispatch_path: Vec<(usize, Context)>,
) -> MatchResult {
let mut any_pending = false;
let mut matched_bindings = Vec::new();
let first_keystroke = self.pending_keystrokes.is_empty();
self.pending_keystrokes.push(keystroke);
for (view_id, context) in dispatch_path {
// Don't require pending view entry if there are no pending keystrokes
if !first_keystroke && !self.pending_views.contains_key(&view_id) {
continue;
}
// If there is a previous view context, invalidate that view if it
// has changed
if let Some(previous_view_context) = self.pending_views.remove(&view_id) {
if previous_view_context != context {
continue;
}
}
// Find the bindings which map the pending keystrokes and current context
for binding in self.keymap.bindings.iter().rev() {
if binding.keystrokes.starts_with(&self.pending_keystrokes)
&& binding
.context_predicate
.as_ref()
.map(|c| c.eval(&context))
.unwrap_or(true)
{
// If the binding is completed, push it onto the matches list
if binding.keystrokes.len() == self.pending_keystrokes.len() {
matched_bindings.push((view_id, binding.action.boxed_clone()));
} else {
// Otherwise, the binding is still pending
self.pending_views.insert(view_id, context.clone());
any_pending = true;
}
}
}
}
if !any_pending {
self.clear_pending();
}
if !matched_bindings.is_empty() {
MatchResult::Matches(matched_bindings)
} else if any_pending {
MatchResult::Pending
} else {
MatchResult::None
}
}
pub fn keystrokes_for_action(
&self,
action: &dyn Action,
cx: &Context,
) -> Option<SmallVec<[Keystroke; 2]>> {
for binding in self.keymap.bindings.iter().rev() {
if binding.action.eq(action)
&& binding
.context_predicate
.as_ref()
.map_or(true, |predicate| predicate.eval(cx))
{
return Some(binding.keystrokes.clone());
}
}
None
}
}
impl Default for Matcher {
fn default() -> Self {
Self::new(Keymap::default())
}
}
impl Keymap {
pub fn new(bindings: Vec<Binding>) -> Self {
let mut binding_indices_by_action_type = HashMap::new();
for (ix, binding) in bindings.iter().enumerate() {
binding_indices_by_action_type
.entry(binding.action.as_any().type_id())
.or_insert_with(SmallVec::new)
.push(ix);
}
Self {
binding_indices_by_action_type,
bindings,
}
}
fn bindings_for_action_type(&self, action_type: TypeId) -> impl Iterator<Item = &'_ Binding> {
self.binding_indices_by_action_type
.get(&action_type)
.map(SmallVec::as_slice)
.unwrap_or(&[])
.iter()
.map(|ix| &self.bindings[*ix])
}
fn add_bindings<T: IntoIterator<Item = Binding>>(&mut self, bindings: T) {
for binding in bindings {
self.binding_indices_by_action_type
.entry(binding.action.as_any().type_id())
.or_default()
.push(self.bindings.len());
self.bindings.push(binding);
}
}
fn clear(&mut self) {
self.bindings.clear();
self.binding_indices_by_action_type.clear();
}
}
impl Binding {
pub fn new<A: Action>(keystrokes: &str, action: A, context: Option<&str>) -> Self {
Self::load(keystrokes, Box::new(action), context).unwrap()
}
pub fn load(keystrokes: &str, action: Box<dyn Action>, context: Option<&str>) -> Result<Self> {
let context = if let Some(context) = context {
Some(ContextPredicate::parse(context)?)
} else {
None
};
let keystrokes = keystrokes
.split_whitespace()
.map(Keystroke::parse)
.collect::<Result<_>>()?;
Ok(Self {
keystrokes,
action,
context_predicate: context,
})
}
pub fn keystrokes(&self) -> &[Keystroke] {
&self.keystrokes
}
pub fn action(&self) -> &dyn Action {
self.action.as_ref()
}
}
impl Keystroke {
pub fn parse(source: &str) -> anyhow::Result<Self> {
let mut ctrl = false;
let mut alt = false;
let mut shift = false;
let mut cmd = false;
let mut function = false;
let mut key = None;
let mut components = source.split('-').peekable();
while let Some(component) = components.next() {
match component {
"ctrl" => ctrl = true,
"alt" => alt = true,
"shift" => shift = true,
"cmd" => cmd = true,
"fn" => function = true,
_ => {
if let Some(component) = components.peek() {
if component.is_empty() && source.ends_with('-') {
key = Some(String::from("-"));
break;
} else {
return Err(anyhow!("Invalid keystroke `{}`", source));
}
} else {
key = Some(String::from(component));
}
}
}
}
let key = key.ok_or_else(|| anyhow!("Invalid keystroke `{}`", source))?;
Ok(Keystroke {
ctrl,
alt,
shift,
cmd,
function,
key,
})
}
pub fn modified(&self) -> bool {
self.ctrl || self.alt || self.shift || self.cmd
}
}
impl std::fmt::Display for Keystroke {
fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
if self.ctrl {
f.write_char('^')?;
}
if self.alt {
f.write_char('⎇')?;
}
if self.cmd {
f.write_char('⌘')?;
}
if self.shift {
f.write_char('⇧')?;
}
let key = match self.key.as_str() {
"backspace" => '⌫',
"up" => '↑',
"down" => '↓',
"left" => '←',
"right" => '→',
"tab" => '⇥',
"escape" => '⎋',
key => {
if key.len() == 1 {
key.chars().next().unwrap().to_ascii_uppercase()
} else {
return f.write_str(key);
}
}
};
f.write_char(key)
}
}
impl Context {
pub fn extend(&mut self, other: &Context) {
for v in &other.set {
self.set.insert(v.clone());
}
for (k, v) in &other.map {
self.map.insert(k.clone(), v.clone());
}
}
}
impl ContextPredicate {
fn parse(source: &str) -> anyhow::Result<Self> {
let mut parser = Parser::new();
let language = unsafe { tree_sitter_context_predicate() };
parser.set_language(language).unwrap();
let source = source.as_bytes();
let tree = parser.parse(source, None).unwrap();
Self::from_node(tree.root_node(), source)
}
fn from_node(node: Node, source: &[u8]) -> anyhow::Result<Self> {
let parse_error = "error parsing context predicate";
let kind = node.kind();
match kind {
"source" => Self::from_node(node.child(0).ok_or_else(|| anyhow!(parse_error))?, source),
"identifier" => Ok(Self::Identifier(node.utf8_text(source)?.into())),
"not" => {
let child = Self::from_node(
node.child_by_field_name("expression")
.ok_or_else(|| anyhow!(parse_error))?,
source,
)?;
Ok(Self::Not(Box::new(child)))
}
"and" | "or" => {
let left = Box::new(Self::from_node(
node.child_by_field_name("left")
.ok_or_else(|| anyhow!(parse_error))?,
source,
)?);
let right = Box::new(Self::from_node(
node.child_by_field_name("right")
.ok_or_else(|| anyhow!(parse_error))?,
source,
)?);
if kind == "and" {
Ok(Self::And(left, right))
} else {
Ok(Self::Or(left, right))
}
}
"equal" | "not_equal" => {
let left = node
.child_by_field_name("left")
.ok_or_else(|| anyhow!(parse_error))?
.utf8_text(source)?
.into();
let right = node
.child_by_field_name("right")
.ok_or_else(|| anyhow!(parse_error))?
.utf8_text(source)?
.into();
if kind == "equal" {
Ok(Self::Equal(left, right))
} else {
Ok(Self::NotEqual(left, right))
}
}
"parenthesized" => Self::from_node(
node.child_by_field_name("expression")
.ok_or_else(|| anyhow!(parse_error))?,
source,
),
_ => Err(anyhow!(parse_error)),
}
}
fn eval(&self, cx: &Context) -> bool {
match self {
Self::Identifier(name) => cx.set.contains(name.as_str()),
Self::Equal(left, right) => cx
.map
.get(left)
.map(|value| value == right)
.unwrap_or(false),
Self::NotEqual(left, right) => {
cx.map.get(left).map(|value| value != right).unwrap_or(true)
}
Self::Not(pred) => !pred.eval(cx),
Self::And(left, right) => left.eval(cx) && right.eval(cx),
Self::Or(left, right) => left.eval(cx) || right.eval(cx),
}
}
}
#[cfg(test)]
mod tests {
use anyhow::Result;
use serde::Deserialize;
use crate::{actions, impl_actions};
use super::*;
#[test]
fn test_push_keystroke() -> Result<()> {
actions!(test, [B, AB, C, D, DA]);
let mut ctx1 = Context::default();
ctx1.set.insert("1".into());
let mut ctx2 = Context::default();
ctx2.set.insert("2".into());
let dispatch_path = vec![(2, ctx2), (1, ctx1)];
let keymap = Keymap::new(vec![
Binding::new("a b", AB, Some("1")),
Binding::new("b", B, Some("2")),
Binding::new("c", C, Some("2")),
Binding::new("d", D, Some("1")),
Binding::new("d", D, Some("2")),
Binding::new("d a", DA, Some("2")),
]);
let mut matcher = Matcher::new(keymap);
// Binding with pending prefix always takes precedence
assert_eq!(
matcher.push_keystroke(Keystroke::parse("a")?, dispatch_path.clone()),
MatchResult::Pending,
);
// B alone doesn't match because a was pending, so AB is returned instead
assert_eq!(
matcher.push_keystroke(Keystroke::parse("b")?, dispatch_path.clone()),
MatchResult::Matches(vec![(1, Box::new(AB))]),
);
assert!(!matcher.has_pending_keystrokes());
// Without an a prefix, B is dispatched like expected
assert_eq!(
matcher.push_keystroke(Keystroke::parse("b")?, dispatch_path.clone()),
MatchResult::Matches(vec![(2, Box::new(B))]),
);
assert!(!matcher.has_pending_keystrokes());
// If a is prefixed, C will not be dispatched because there
// was a pending binding for it
assert_eq!(
matcher.push_keystroke(Keystroke::parse("a")?, dispatch_path.clone()),
MatchResult::Pending,
);
assert_eq!(
matcher.push_keystroke(Keystroke::parse("c")?, dispatch_path.clone()),
MatchResult::None,
);
assert!(!matcher.has_pending_keystrokes());
// If a single keystroke matches multiple bindings in the tree
// all of them are returned so that we can fallback if the action
// handler decides to propagate the action
assert_eq!(
matcher.push_keystroke(Keystroke::parse("d")?, dispatch_path.clone()),
MatchResult::Matches(vec![(2, Box::new(D)), (1, Box::new(D))]),
);
// If none of the d action handlers consume the binding, a pending
// binding may then be used
assert_eq!(
matcher.push_keystroke(Keystroke::parse("a")?, dispatch_path.clone()),
MatchResult::Matches(vec![(2, Box::new(DA))]),
);
assert!(!matcher.has_pending_keystrokes());
Ok(())
}
#[test]
fn test_keystroke_parsing() -> Result<()> {
assert_eq!(
Keystroke::parse("ctrl-p")?,
Keystroke {
key: "p".into(),
ctrl: true,
alt: false,
shift: false,
cmd: false,
function: false,
}
);
assert_eq!(
Keystroke::parse("alt-shift-down")?,
Keystroke {
key: "down".into(),
ctrl: false,
alt: true,
shift: true,
cmd: false,
function: false,
}
);
assert_eq!(
Keystroke::parse("shift-cmd--")?,
Keystroke {
key: "-".into(),
ctrl: false,
alt: false,
shift: true,
cmd: true,
function: false,
}
);
Ok(())
}
#[test]
fn test_context_predicate_parsing() -> Result<()> {
use ContextPredicate::*;
assert_eq!(
ContextPredicate::parse("a && (b == c || d != e)")?,
And(
Box::new(Identifier("a".into())),
Box::new(Or(
Box::new(Equal("b".into(), "c".into())),
Box::new(NotEqual("d".into(), "e".into())),
))
)
);
assert_eq!(
ContextPredicate::parse("!a")?,
Not(Box::new(Identifier("a".into())),)
);
Ok(())
}
#[test]
fn test_context_predicate_eval() -> Result<()> {
let predicate = ContextPredicate::parse("a && b || c == d")?;
let mut context = Context::default();
context.set.insert("a".into());
assert!(!predicate.eval(&context));
context.set.insert("b".into());
assert!(predicate.eval(&context));
context.set.remove("b");
context.map.insert("c".into(), "x".into());
assert!(!predicate.eval(&context));
context.map.insert("c".into(), "d".into());
assert!(predicate.eval(&context));
let predicate = ContextPredicate::parse("!a")?;
assert!(predicate.eval(&Context::default()));
Ok(())
}
#[test]
fn test_matcher() -> Result<()> {
#[derive(Clone, Deserialize, PartialEq, Eq, Debug)]
pub struct A(pub String);
impl_actions!(test, [A]);
actions!(test, [B, Ab]);
#[derive(Clone, Debug, Eq, PartialEq)]
struct ActionArg {
a: &'static str,
}
let keymap = Keymap::new(vec![
Binding::new("a", A("x".to_string()), Some("a")),
Binding::new("b", B, Some("a")),
Binding::new("a b", Ab, Some("a || b")),
]);
let mut ctx_a = Context::default();
ctx_a.set.insert("a".into());
let mut ctx_b = Context::default();
ctx_b.set.insert("b".into());
let mut matcher = Matcher::new(keymap);
// Basic match
assert_eq!(
matcher.push_keystroke(Keystroke::parse("a")?, vec![(1, ctx_a.clone())]),
MatchResult::Matches(vec![(1, Box::new(A("x".to_string())))])
);
matcher.clear_pending();
// Multi-keystroke match
assert_eq!(
matcher.push_keystroke(Keystroke::parse("a")?, vec![(1, ctx_b.clone())]),
MatchResult::Pending
);
assert_eq!(
matcher.push_keystroke(Keystroke::parse("b")?, vec![(1, ctx_b.clone())]),
MatchResult::Matches(vec![(1, Box::new(Ab))])
);
matcher.clear_pending();
// Failed matches don't interfere with matching subsequent keys
assert_eq!(
matcher.push_keystroke(Keystroke::parse("x")?, vec![(1, ctx_a.clone())]),
MatchResult::None
);
assert_eq!(
matcher.push_keystroke(Keystroke::parse("a")?, vec![(1, ctx_a.clone())]),
MatchResult::Matches(vec![(1, Box::new(A("x".to_string())))])
);
matcher.clear_pending();
// Pending keystrokes are cleared when the context changes
assert_eq!(
matcher.push_keystroke(Keystroke::parse("a")?, vec![(1, ctx_b.clone())]),
MatchResult::Pending
);
assert_eq!(
matcher.push_keystroke(Keystroke::parse("b")?, vec![(1, ctx_a.clone())]),
MatchResult::None
);
matcher.clear_pending();
let mut ctx_c = Context::default();
ctx_c.set.insert("c".into());
// Pending keystrokes are maintained per-view
assert_eq!(
matcher.push_keystroke(
Keystroke::parse("a")?,
vec![(1, ctx_b.clone()), (2, ctx_c.clone())]
),
MatchResult::Pending
);
assert_eq!(
matcher.push_keystroke(Keystroke::parse("b")?, vec![(1, ctx_b.clone())]),
MatchResult::Matches(vec![(1, Box::new(Ab))])
);
Ok(())
}
}

459
crates/gpui/src/keymap_matcher.rs Normal file
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mod binding;
mod keymap;
mod keymap_context;
mod keystroke;
use std::{any::TypeId, fmt::Debug};
use collections::HashMap;
use serde::Deserialize;
use smallvec::SmallVec;
use crate::{impl_actions, Action};
pub use binding::{Binding, BindingMatchResult};
pub use keymap::Keymap;
pub use keymap_context::{KeymapContext, KeymapContextPredicate};
pub use keystroke::Keystroke;
#[derive(Clone, Debug, Default, PartialEq, Eq, Deserialize)]
pub struct KeyPressed {
#[serde(default)]
pub keystroke: Keystroke,
}
impl_actions!(gpui, [KeyPressed]);
pub struct KeymapMatcher {
pending_views: HashMap<usize, KeymapContext>,
pending_keystrokes: Vec<Keystroke>,
keymap: Keymap,
}
impl KeymapMatcher {
pub fn new(keymap: Keymap) -> Self {
Self {
pending_views: Default::default(),
pending_keystrokes: Vec::new(),
keymap,
}
}
pub fn set_keymap(&mut self, keymap: Keymap) {
self.clear_pending();
self.keymap = keymap;
}
pub fn add_bindings<T: IntoIterator<Item = Binding>>(&mut self, bindings: T) {
self.clear_pending();
self.keymap.add_bindings(bindings);
}
pub fn clear_bindings(&mut self) {
self.clear_pending();
self.keymap.clear();
}
pub fn bindings_for_action_type(&self, action_type: TypeId) -> impl Iterator<Item = &Binding> {
self.keymap.bindings_for_action_type(action_type)
}
pub fn clear_pending(&mut self) {
self.pending_keystrokes.clear();
self.pending_views.clear();
}
pub fn has_pending_keystrokes(&self) -> bool {
!self.pending_keystrokes.is_empty()
}
pub fn push_keystroke(
&mut self,
keystroke: Keystroke,
dispatch_path: Vec<(usize, KeymapContext)>,
) -> MatchResult {
let mut any_pending = false;
let mut matched_bindings: Vec<(usize, Box<dyn Action>)> = Vec::new();
let first_keystroke = self.pending_keystrokes.is_empty();
self.pending_keystrokes.push(keystroke.clone());
for (view_id, context) in dispatch_path {
// Don't require pending view entry if there are no pending keystrokes
if !first_keystroke && !self.pending_views.contains_key(&view_id) {
continue;
}
// If there is a previous view context, invalidate that view if it
// has changed
if let Some(previous_view_context) = self.pending_views.remove(&view_id) {
if previous_view_context != context {
continue;
}
}
// Find the bindings which map the pending keystrokes and current context
for binding in self.keymap.bindings().iter().rev() {
match binding.match_keys_and_context(&self.pending_keystrokes, &context) {
BindingMatchResult::Complete(mut action) => {
// Swap in keystroke for special KeyPressed action
if action.name() == "KeyPressed" && action.namespace() == "gpui" {
action = Box::new(KeyPressed {
keystroke: keystroke.clone(),
});
}
matched_bindings.push((view_id, action))
}
BindingMatchResult::Partial => {
self.pending_views.insert(view_id, context.clone());
any_pending = true;
}
_ => {}
}
}
}
if !any_pending {
self.clear_pending();
}
if !matched_bindings.is_empty() {
MatchResult::Matches(matched_bindings)
} else if any_pending {
MatchResult::Pending
} else {
MatchResult::None
}
}
pub fn keystrokes_for_action(
&self,
action: &dyn Action,
context: &KeymapContext,
) -> Option<SmallVec<[Keystroke; 2]>> {
self.keymap
.bindings()
.iter()
.rev()
.find_map(|binding| binding.keystrokes_for_action(action, context))
}
}
impl Default for KeymapMatcher {
fn default() -> Self {
Self::new(Keymap::default())
}
}
pub enum MatchResult {
None,
Pending,
Matches(Vec<(usize, Box<dyn Action>)>),
}
impl Debug for MatchResult {
fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
match self {
MatchResult::None => f.debug_struct("MatchResult::None").finish(),
MatchResult::Pending => f.debug_struct("MatchResult::Pending").finish(),
MatchResult::Matches(matches) => f
.debug_list()
.entries(
matches
.iter()
.map(|(view_id, action)| format!("{view_id}, {}", action.name())),
)
.finish(),
}
}
}
impl PartialEq for MatchResult {
fn eq(&self, other: &Self) -> bool {
match (self, other) {
(MatchResult::None, MatchResult::None) => true,
(MatchResult::Pending, MatchResult::Pending) => true,
(MatchResult::Matches(matches), MatchResult::Matches(other_matches)) => {
matches.len() == other_matches.len()
&& matches.iter().zip(other_matches.iter()).all(
|((view_id, action), (other_view_id, other_action))| {
view_id == other_view_id && action.eq(other_action.as_ref())
},
)
}
_ => false,
}
}
}
impl Eq for MatchResult {}
impl Clone for MatchResult {
fn clone(&self) -> Self {
match self {
MatchResult::None => MatchResult::None,
MatchResult::Pending => MatchResult::Pending,
MatchResult::Matches(matches) => MatchResult::Matches(
matches
.iter()
.map(|(view_id, action)| (*view_id, Action::boxed_clone(action.as_ref())))
.collect(),
),
}
}
}
#[cfg(test)]
mod tests {
use anyhow::Result;
use serde::Deserialize;
use crate::{actions, impl_actions, keymap_matcher::KeymapContext};
use super::*;
#[test]
fn test_push_keystroke() -> Result<()> {
actions!(test, [B, AB, C, D, DA]);
let mut context1 = KeymapContext::default();
context1.set.insert("1".into());
let mut context2 = KeymapContext::default();
context2.set.insert("2".into());
let dispatch_path = vec![(2, context2), (1, context1)];
let keymap = Keymap::new(vec![
Binding::new("a b", AB, Some("1")),
Binding::new("b", B, Some("2")),
Binding::new("c", C, Some("2")),
Binding::new("d", D, Some("1")),
Binding::new("d", D, Some("2")),
Binding::new("d a", DA, Some("2")),
]);
let mut matcher = KeymapMatcher::new(keymap);
// Binding with pending prefix always takes precedence
assert_eq!(
matcher.push_keystroke(Keystroke::parse("a")?, dispatch_path.clone()),
MatchResult::Pending,
);
// B alone doesn't match because a was pending, so AB is returned instead
assert_eq!(
matcher.push_keystroke(Keystroke::parse("b")?, dispatch_path.clone()),
MatchResult::Matches(vec![(1, Box::new(AB))]),
);
assert!(!matcher.has_pending_keystrokes());
// Without an a prefix, B is dispatched like expected
assert_eq!(
matcher.push_keystroke(Keystroke::parse("b")?, dispatch_path.clone()),
MatchResult::Matches(vec![(2, Box::new(B))]),
);
assert!(!matcher.has_pending_keystrokes());
// If a is prefixed, C will not be dispatched because there
// was a pending binding for it
assert_eq!(
matcher.push_keystroke(Keystroke::parse("a")?, dispatch_path.clone()),
MatchResult::Pending,
);
assert_eq!(
matcher.push_keystroke(Keystroke::parse("c")?, dispatch_path.clone()),
MatchResult::None,
);
assert!(!matcher.has_pending_keystrokes());
// If a single keystroke matches multiple bindings in the tree
// all of them are returned so that we can fallback if the action
// handler decides to propagate the action
assert_eq!(
matcher.push_keystroke(Keystroke::parse("d")?, dispatch_path.clone()),
MatchResult::Matches(vec![(2, Box::new(D)), (1, Box::new(D))]),
);
// If none of the d action handlers consume the binding, a pending
// binding may then be used
assert_eq!(
matcher.push_keystroke(Keystroke::parse("a")?, dispatch_path.clone()),
MatchResult::Matches(vec![(2, Box::new(DA))]),
);
assert!(!matcher.has_pending_keystrokes());
Ok(())
}
#[test]
fn test_keystroke_parsing() -> Result<()> {
assert_eq!(
Keystroke::parse("ctrl-p")?,
Keystroke {
key: "p".into(),
ctrl: true,
alt: false,
shift: false,
cmd: false,
function: false,
}
);
assert_eq!(
Keystroke::parse("alt-shift-down")?,
Keystroke {
key: "down".into(),
ctrl: false,
alt: true,
shift: true,
cmd: false,
function: false,
}
);
assert_eq!(
Keystroke::parse("shift-cmd--")?,
Keystroke {
key: "-".into(),
ctrl: false,
alt: false,
shift: true,
cmd: true,
function: false,
}
);
Ok(())
}
#[test]
fn test_context_predicate_parsing() -> Result<()> {
use KeymapContextPredicate::*;
assert_eq!(
KeymapContextPredicate::parse("a && (b == c || d != e)")?,
And(
Box::new(Identifier("a".into())),
Box::new(Or(
Box::new(Equal("b".into(), "c".into())),
Box::new(NotEqual("d".into(), "e".into())),
))
)
);
assert_eq!(
KeymapContextPredicate::parse("!a")?,
Not(Box::new(Identifier("a".into())),)
);
Ok(())
}
#[test]
fn test_context_predicate_eval() -> Result<()> {
let predicate = KeymapContextPredicate::parse("a && b || c == d")?;
let mut context = KeymapContext::default();
context.set.insert("a".into());
assert!(!predicate.eval(&context));
context.set.insert("b".into());
assert!(predicate.eval(&context));
context.set.remove("b");
context.map.insert("c".into(), "x".into());
assert!(!predicate.eval(&context));
context.map.insert("c".into(), "d".into());
assert!(predicate.eval(&context));
let predicate = KeymapContextPredicate::parse("!a")?;
assert!(predicate.eval(&KeymapContext::default()));
Ok(())
}
#[test]
fn test_matcher() -> Result<()> {
#[derive(Clone, Deserialize, PartialEq, Eq, Debug)]
pub struct A(pub String);
impl_actions!(test, [A]);
actions!(test, [B, Ab]);
#[derive(Clone, Debug, Eq, PartialEq)]
struct ActionArg {
a: &'static str,
}
let keymap = Keymap::new(vec![
Binding::new("a", A("x".to_string()), Some("a")),
Binding::new("b", B, Some("a")),
Binding::new("a b", Ab, Some("a || b")),
]);
let mut context_a = KeymapContext::default();
context_a.set.insert("a".into());
let mut context_b = KeymapContext::default();
context_b.set.insert("b".into());
let mut matcher = KeymapMatcher::new(keymap);
// Basic match
assert_eq!(
matcher.push_keystroke(Keystroke::parse("a")?, vec![(1, context_a.clone())]),
MatchResult::Matches(vec![(1, Box::new(A("x".to_string())))])
);
matcher.clear_pending();
// Multi-keystroke match
assert_eq!(
matcher.push_keystroke(Keystroke::parse("a")?, vec![(1, context_b.clone())]),
MatchResult::Pending
);
assert_eq!(
matcher.push_keystroke(Keystroke::parse("b")?, vec![(1, context_b.clone())]),
MatchResult::Matches(vec![(1, Box::new(Ab))])
);
matcher.clear_pending();
// Failed matches don't interfere with matching subsequent keys
assert_eq!(
matcher.push_keystroke(Keystroke::parse("x")?, vec![(1, context_a.clone())]),
MatchResult::None
);
assert_eq!(
matcher.push_keystroke(Keystroke::parse("a")?, vec![(1, context_a.clone())]),
MatchResult::Matches(vec![(1, Box::new(A("x".to_string())))])
);
matcher.clear_pending();
// Pending keystrokes are cleared when the context changes
assert_eq!(
matcher.push_keystroke(Keystroke::parse("a")?, vec![(1, context_b.clone())]),
MatchResult::Pending
);
assert_eq!(
matcher.push_keystroke(Keystroke::parse("b")?, vec![(1, context_a.clone())]),
MatchResult::None
);
matcher.clear_pending();
let mut context_c = KeymapContext::default();
context_c.set.insert("c".into());
// Pending keystrokes are maintained per-view
assert_eq!(
matcher.push_keystroke(
Keystroke::parse("a")?,
vec![(1, context_b.clone()), (2, context_c.clone())]
),
MatchResult::Pending
);
assert_eq!(
matcher.push_keystroke(Keystroke::parse("b")?, vec![(1, context_b.clone())]),
MatchResult::Matches(vec![(1, Box::new(Ab))])
);
Ok(())
}
}

104
crates/gpui/src/keymap_matcher/binding.rs Normal file
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use anyhow::Result;
use smallvec::SmallVec;
use crate::Action;
use super::{KeymapContext, KeymapContextPredicate, Keystroke};
pub struct Binding {
action: Box<dyn Action>,
keystrokes: Option<SmallVec<[Keystroke; 2]>>,
context_predicate: Option<KeymapContextPredicate>,
}
impl Binding {
pub fn new<A: Action>(keystrokes: &str, action: A, context: Option<&str>) -> Self {
Self::load(keystrokes, Box::new(action), context).unwrap()
}
pub fn load(keystrokes: &str, action: Box<dyn Action>, context: Option<&str>) -> Result<Self> {
let context = if let Some(context) = context {
Some(KeymapContextPredicate::parse(context)?)
} else {
None
};
let keystrokes = if keystrokes == "*" {
None // Catch all context
} else {
Some(
keystrokes
.split_whitespace()
.map(Keystroke::parse)
.collect::<Result<_>>()?,
)
};
Ok(Self {
keystrokes,
action,
context_predicate: context,
})
}
fn match_context(&self, context: &KeymapContext) -> bool {
self.context_predicate
.as_ref()
.map(|predicate| predicate.eval(context))
.unwrap_or(true)
}
pub fn match_keys_and_context(
&self,
pending_keystrokes: &Vec<Keystroke>,
context: &KeymapContext,
) -> BindingMatchResult {
if self
.keystrokes
.as_ref()
.map(|keystrokes| keystrokes.starts_with(&pending_keystrokes))
.unwrap_or(true)
&& self.match_context(context)
{
// If the binding is completed, push it onto the matches list
if self
.keystrokes
.as_ref()
.map(|keystrokes| keystrokes.len() == pending_keystrokes.len())
.unwrap_or(true)
{
BindingMatchResult::Complete(self.action.boxed_clone())
} else {
BindingMatchResult::Partial
}
} else {
BindingMatchResult::Fail
}
}
pub fn keystrokes_for_action(
&self,
action: &dyn Action,
context: &KeymapContext,
) -> Option<SmallVec<[Keystroke; 2]>> {
if self.action.eq(action) && self.match_context(context) {
self.keystrokes.clone()
} else {
None
}
}
pub fn keystrokes(&self) -> Option<&[Keystroke]> {
self.keystrokes.as_deref()
}
pub fn action(&self) -> &dyn Action {
self.action.as_ref()
}
}
pub enum BindingMatchResult {
Complete(Box<dyn Action>),
Partial,
Fail,
}

61
crates/gpui/src/keymap_matcher/keymap.rs Normal file
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use smallvec::SmallVec;
use std::{
any::{Any, TypeId},
collections::HashMap,
};
use super::Binding;
#[derive(Default)]
pub struct Keymap {
bindings: Vec<Binding>,
binding_indices_by_action_type: HashMap<TypeId, SmallVec<[usize; 3]>>,
}
impl Keymap {
pub fn new(bindings: Vec<Binding>) -> Self {
let mut binding_indices_by_action_type = HashMap::new();
for (ix, binding) in bindings.iter().enumerate() {
binding_indices_by_action_type
.entry(binding.action().type_id())
.or_insert_with(SmallVec::new)
.push(ix);
}
Self {
binding_indices_by_action_type,
bindings,
}
}
pub(crate) fn bindings_for_action_type(
&self,
action_type: TypeId,
) -> impl Iterator<Item = &'_ Binding> {
self.binding_indices_by_action_type
.get(&action_type)
.map(SmallVec::as_slice)
.unwrap_or(&[])
.iter()
.map(|ix| &self.bindings[*ix])
}
pub(crate) fn add_bindings<T: IntoIterator<Item = Binding>>(&mut self, bindings: T) {
for binding in bindings {
self.binding_indices_by_action_type
.entry(binding.action().type_id())
.or_default()
.push(self.bindings.len());
self.bindings.push(binding);
}
}
pub(crate) fn clear(&mut self) {
self.bindings.clear();
self.binding_indices_by_action_type.clear();
}
pub fn bindings(&self) -> &Vec<Binding> {
&self.bindings
}
}

123
crates/gpui/src/keymap_matcher/keymap_context.rs Normal file
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use anyhow::anyhow;
use collections::{HashMap, HashSet};
use tree_sitter::{Language, Node, Parser};
extern "C" {
fn tree_sitter_context_predicate() -> Language;
}
#[derive(Clone, Debug, Default, Eq, PartialEq)]
pub struct KeymapContext {
pub set: HashSet<String>,
pub map: HashMap<String, String>,
}
impl KeymapContext {
pub fn extend(&mut self, other: &Self) {
for v in &other.set {
self.set.insert(v.clone());
}
for (k, v) in &other.map {
self.map.insert(k.clone(), v.clone());
}
}
}
#[derive(Debug, Eq, PartialEq)]
pub enum KeymapContextPredicate {
Identifier(String),
Equal(String, String),
NotEqual(String, String),
Not(Box<KeymapContextPredicate>),
And(Box<KeymapContextPredicate>, Box<KeymapContextPredicate>),
Or(Box<KeymapContextPredicate>, Box<KeymapContextPredicate>),
}
impl KeymapContextPredicate {
pub fn parse(source: &str) -> anyhow::Result<Self> {
let mut parser = Parser::new();
let language = unsafe { tree_sitter_context_predicate() };
parser.set_language(language).unwrap();
let source = source.as_bytes();
let tree = parser.parse(source, None).unwrap();
Self::from_node(tree.root_node(), source)
}
fn from_node(node: Node, source: &[u8]) -> anyhow::Result<Self> {
let parse_error = "error parsing context predicate";
let kind = node.kind();
match kind {
"source" => Self::from_node(node.child(0).ok_or_else(|| anyhow!(parse_error))?, source),
"identifier" => Ok(Self::Identifier(node.utf8_text(source)?.into())),
"not" => {
let child = Self::from_node(
node.child_by_field_name("expression")
.ok_or_else(|| anyhow!(parse_error))?,
source,
)?;
Ok(Self::Not(Box::new(child)))
}
"and" | "or" => {
let left = Box::new(Self::from_node(
node.child_by_field_name("left")
.ok_or_else(|| anyhow!(parse_error))?,
source,
)?);
let right = Box::new(Self::from_node(
node.child_by_field_name("right")
.ok_or_else(|| anyhow!(parse_error))?,
source,
)?);
if kind == "and" {
Ok(Self::And(left, right))
} else {
Ok(Self::Or(left, right))
}
}
"equal" | "not_equal" => {
let left = node
.child_by_field_name("left")
.ok_or_else(|| anyhow!(parse_error))?
.utf8_text(source)?
.into();
let right = node
.child_by_field_name("right")
.ok_or_else(|| anyhow!(parse_error))?
.utf8_text(source)?
.into();
if kind == "equal" {
Ok(Self::Equal(left, right))
} else {
Ok(Self::NotEqual(left, right))
}
}
"parenthesized" => Self::from_node(
node.child_by_field_name("expression")
.ok_or_else(|| anyhow!(parse_error))?,
source,
),
_ => Err(anyhow!(parse_error)),
}
}
pub fn eval(&self, context: &KeymapContext) -> bool {
match self {
Self::Identifier(name) => context.set.contains(name.as_str()),
Self::Equal(left, right) => context
.map
.get(left)
.map(|value| value == right)
.unwrap_or(false),
Self::NotEqual(left, right) => context
.map
.get(left)
.map(|value| value != right)
.unwrap_or(true),
Self::Not(pred) => !pred.eval(context),
Self::And(left, right) => left.eval(context) && right.eval(context),
Self::Or(left, right) => left.eval(context) || right.eval(context),
}
}
}

97
crates/gpui/src/keymap_matcher/keystroke.rs Normal file
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use std::fmt::Write;
use anyhow::anyhow;
use serde::Deserialize;
#[derive(Clone, Debug, Eq, PartialEq, Default, Deserialize)]
pub struct Keystroke {
pub ctrl: bool,
pub alt: bool,
pub shift: bool,
pub cmd: bool,
pub function: bool,
pub key: String,
}
impl Keystroke {
pub fn parse(source: &str) -> anyhow::Result<Self> {
let mut ctrl = false;
let mut alt = false;
let mut shift = false;
let mut cmd = false;
let mut function = false;
let mut key = None;
let mut components = source.split('-').peekable();
while let Some(component) = components.next() {
match component {
"ctrl" => ctrl = true,
"alt" => alt = true,
"shift" => shift = true,
"cmd" => cmd = true,
"fn" => function = true,
_ => {
if let Some(component) = components.peek() {
if component.is_empty() && source.ends_with('-') {
key = Some(String::from("-"));
break;
} else {
return Err(anyhow!("Invalid keystroke `{}`", source));
}
} else {
key = Some(String::from(component));
}
}
}
}
let key = key.ok_or_else(|| anyhow!("Invalid keystroke `{}`", source))?;
Ok(Keystroke {
ctrl,
alt,
shift,
cmd,
function,
key,
})
}
pub fn modified(&self) -> bool {
self.ctrl || self.alt || self.shift || self.cmd
}
}
impl std::fmt::Display for Keystroke {
fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
if self.ctrl {
f.write_char('^')?;
}
if self.alt {
f.write_char('⎇')?;
}
if self.cmd {
f.write_char('⌘')?;
}
if self.shift {
f.write_char('⇧')?;
}
let key = match self.key.as_str() {
"backspace" => '⌫',
"up" => '↑',
"down" => '↓',
"left" => '←',
"right" => '→',
"tab" => '⇥',
"escape" => '⎋',
key => {
if key.len() == 1 {
key.chars().next().unwrap().to_ascii_uppercase()
} else {
return f.write_str(key);
}
}
};
f.write_char(key)
}
}

4
crates/gpui/src/platform.rs
View file

@ -14,7 +14,7 @@ use crate::{
rect::{RectF, RectI},
vector::Vector2F,
},
keymap,
keymap_matcher::KeymapMatcher,
text_layout::{LineLayout, RunStyle},
Action, ClipboardItem, Menu, Scene,
};
@ -87,7 +87,7 @@ pub(crate) trait ForegroundPlatform {
fn on_menu_command(&self, callback: Box<dyn FnMut(&dyn Action)>);
fn on_validate_menu_command(&self, callback: Box<dyn FnMut(&dyn Action) -> bool>);
fn on_will_open_menu(&self, callback: Box<dyn FnMut()>);
fn set_menus(&self, menus: Vec<Menu>, matcher: &keymap::Matcher);
fn set_menus(&self, menus: Vec<Menu>, matcher: &KeymapMatcher);
fn prompt_for_paths(
&self,
options: PathPromptOptions,

2
crates/gpui/src/platform/event.rs
View file

@ -2,7 +2,7 @@ use std::ops::Deref;
use pathfinder_geometry::vector::vec2f;
use crate::{geometry::vector::Vector2F, keymap::Keystroke};
use crate::{geometry::vector::Vector2F, keymap_matcher::Keystroke};
#[derive(Clone, Debug)]
pub struct KeyDownEvent {

2
crates/gpui/src/platform/mac/event.rs
View file

@ -1,6 +1,6 @@
use crate::{
geometry::vector::vec2f,
keymap::Keystroke,
keymap_matcher::Keystroke,
platform::{Event, NavigationDirection},
KeyDownEvent, KeyUpEvent, Modifiers, ModifiersChangedEvent, MouseButton, MouseButtonEvent,
MouseMovedEvent, ScrollDelta, ScrollWheelEvent, TouchPhase,

11
crates/gpui/src/platform/mac/platform.rs
View file

@ -3,7 +3,8 @@ use super::{
FontSystem, Window,
};
use crate::{
executor, keymap,
executor,
keymap_matcher::KeymapMatcher,
platform::{self, CursorStyle},
Action, AppVersion, ClipboardItem, Event, Menu, MenuItem,
};
@ -135,7 +136,7 @@ impl MacForegroundPlatform {
menus: Vec<Menu>,
delegate: id,
actions: &mut Vec<Box<dyn Action>>,
keystroke_matcher: &keymap::Matcher,
keystroke_matcher: &KeymapMatcher,
) -> id {
let application_menu = NSMenu::new(nil).autorelease();
application_menu.setDelegate_(delegate);
@ -172,7 +173,7 @@ impl MacForegroundPlatform {
item: MenuItem,
delegate: id,
actions: &mut Vec<Box<dyn Action>>,
keystroke_matcher: &keymap::Matcher,
keystroke_matcher: &KeymapMatcher,
) -> id {
match item {
MenuItem::Separator => NSMenuItem::separatorItem(nil),
@ -183,7 +184,7 @@ impl MacForegroundPlatform {
.map(|binding| binding.keystrokes());
let item;
if let Some(keystrokes) = keystrokes {
if let Some(keystrokes) = keystrokes.flatten() {
if keystrokes.len() == 1 {
let keystroke = &keystrokes[0];
let mut mask = NSEventModifierFlags::empty();
@ -317,7 +318,7 @@ impl platform::ForegroundPlatform for MacForegroundPlatform {
self.0.borrow_mut().validate_menu_command = Some(callback);
}
fn set_menus(&self, menus: Vec<Menu>, keystroke_matcher: &keymap::Matcher) {
fn set_menus(&self, menus: Vec<Menu>, keystroke_matcher: &KeymapMatcher) {
unsafe {
let app: id = msg_send![APP_CLASS, sharedApplication];
let mut state = self.0.borrow_mut();

2
crates/gpui/src/platform/mac/window.rs
View file

@ -4,7 +4,7 @@ use crate::{
rect::RectF,
vector::{vec2f, Vector2F},
},
keymap::Keystroke,
keymap_matcher::Keystroke,
mac::platform::NSViewLayerContentsRedrawDuringViewResize,
platform::{
self,

5
crates/gpui/src/platform/test.rs
View file

@ -4,7 +4,8 @@ use crate::{
rect::RectF,
vector::{vec2f, Vector2F},
},
keymap, Action, ClipboardItem,
keymap_matcher::KeymapMatcher,
Action, ClipboardItem,
};
use anyhow::{anyhow, Result};
use collections::VecDeque;
@ -84,7 +85,7 @@ impl super::ForegroundPlatform for ForegroundPlatform {
fn on_menu_command(&self, _: Box<dyn FnMut(&dyn Action)>) {}
fn on_validate_menu_command(&self, _: Box<dyn FnMut(&dyn Action) -> bool>) {}
fn on_will_open_menu(&self, _: Box<dyn FnMut()>) {}
fn set_menus(&self, _: Vec<crate::Menu>, _: &keymap::Matcher) {}
fn set_menus(&self, _: Vec<crate::Menu>, _: &KeymapMatcher) {}
fn prompt_for_paths(
&self,

2
crates/gpui/src/presenter.rs
View file

@ -4,7 +4,7 @@ use crate::{
font_cache::FontCache,
geometry::rect::RectF,
json::{self, ToJson},
keymap::Keystroke,
keymap_matcher::Keystroke,
platform::{CursorStyle, Event},
scene::{
CursorRegion, MouseClick, MouseDown, MouseDownOut, MouseDrag, MouseEvent, MouseHover,