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event: get current modifier flags

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This commit is contained in:
Alex Janka 2023-11-27 12:23:41 +11:00
parent 0e3c2dc037
commit 4fd93e3fae
1 changed files with 22 additions and 18 deletions
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38
src/appkit/event/mod.rs
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@ -48,7 +48,7 @@ pub enum EventMask {
Pressure = 1 << 34, Pressure = 1 << 34,
DirectTouch = 1 << 37, DirectTouch = 1 << 37,
ChangeMode = 1 << 38 ChangeMode = 1 << 38,
} }
/// A wrapper over an `NSEvent`. /// A wrapper over an `NSEvent`.
@ -103,19 +103,23 @@ impl Event {
unsafe { msg_send![&*self.0, clickCount] } unsafe { msg_send![&*self.0, clickCount] }
} }
/*pub fn contains_modifier_flags(&self, flags: &[EventModifierFlag]) -> bool { pub fn current_modifier_flags(&self) -> Vec<EventModifierFlag> {
let modifier_flags: NSUInteger = unsafe { let pressed_modifier_flags: NSUInteger = unsafe { msg_send![&*self.0, modifierFlags] };
msg_send![&*self.0, modifierFlags]
};
for flag in flags { let all_modifier_flags = vec![
let f: NSUInteger = flag.into(); EventModifierFlag::CapsLock,
EventModifierFlag::Control,
EventModifierFlag::Option,
EventModifierFlag::Command,
EventModifierFlag::DeviceIndependentFlagsMask,
];
all_modifier_flags
.into_iter()
.filter(|modifier| (Into::<NSUInteger>::into(modifier) & pressed_modifier_flags) != 0)
.collect()
} }
false
}*/
/// Register an event handler with the local system event stream. This method /// Register an event handler with the local system event stream. This method
/// watches for events that occur _within the application_. Events outside /// watches for events that occur _within the application_. Events outside
/// of the application require installing a `global_monitor` handler. /// of the application require installing a `global_monitor` handler.
@ -124,14 +128,14 @@ impl Event {
/// monitors are required - the streams don't mix. /// monitors are required - the streams don't mix.
pub fn local_monitor<F>(mask: EventMask, handler: F) -> EventMonitor pub fn local_monitor<F>(mask: EventMask, handler: F) -> EventMonitor
where where
F: Fn(Event) -> Option<Event> + Send + Sync + 'static F: Fn(Event) -> Option<Event> + Send + Sync + 'static,
{ {
let block = ConcreteBlock::new(move |event: id| { let block = ConcreteBlock::new(move |event: id| {
let evt = Event::new(event); let evt = Event::new(event);
match handler(evt) { match handler(evt) {
Some(mut evt) => &mut *evt.0, Some(mut evt) => &mut *evt.0,
None => nil None => nil,
} }
}); });
let block = block.copy(); let block = block.copy();
@ -153,14 +157,14 @@ impl Event {
/// monitors are required - the streams don't mix. /// monitors are required - the streams don't mix.
pub fn global_monitor<F>(mask: EventMask, handler: F) -> EventMonitor pub fn global_monitor<F>(mask: EventMask, handler: F) -> EventMonitor
where where
F: Fn(Event) -> Option<Event> + Send + Sync + 'static F: Fn(Event) -> Option<Event> + Send + Sync + 'static,
{ {
let block = ConcreteBlock::new(move |event: id| { let block = ConcreteBlock::new(move |event: id| {
let evt = Event::new(event); let evt = Event::new(event);
match handler(evt) { match handler(evt) {
Some(mut evt) => &mut *evt.0, Some(mut evt) => &mut *evt.0,
None => nil None => nil,
} }
}); });
let block = block.copy(); let block = block.copy();
@ -183,7 +187,7 @@ pub enum EventModifierFlag {
Control, Control,
Option, Option,
Command, Command,
DeviceIndependentFlagsMask DeviceIndependentFlagsMask,
} }
impl From<EventModifierFlag> for NSUInteger { impl From<EventModifierFlag> for NSUInteger {
@ -193,7 +197,7 @@ impl From<EventModifierFlag> for NSUInteger {
EventModifierFlag::Control => 1 << 18, EventModifierFlag::Control => 1 << 18,
EventModifierFlag::Option => 1 << 19, EventModifierFlag::Option => 1 << 19,
EventModifierFlag::Command => 1 << 20, EventModifierFlag::Command => 1 << 20,
EventModifierFlag::DeviceIndependentFlagsMask => 0xffff0000 EventModifierFlag::DeviceIndependentFlagsMask => 0xffff0000,
} }
} }
} }
@ -205,7 +209,7 @@ impl From<&EventModifierFlag> for NSUInteger {
EventModifierFlag::Control => 1 << 18, EventModifierFlag::Control => 1 << 18,
EventModifierFlag::Option => 1 << 19, EventModifierFlag::Option => 1 << 19,
EventModifierFlag::Command => 1 << 20, EventModifierFlag::Command => 1 << 20,
EventModifierFlag::DeviceIndependentFlagsMask => 0xffff0000 EventModifierFlag::DeviceIndependentFlagsMask => 0xffff0000,
} }
} }
} }