add haptics (#93)

src/appkit/haptics.rs

@@ -0,0 +1,79 @@
+use std::convert::TryFrom;
+
+use objc::{class, msg_send, runtime::Object, sel, sel_impl};
+use objc_id::ShareId;
+
+use crate::foundation::NSUInteger;
+
+#[derive(Clone, Debug)]
+pub struct HapticFeedbackPerformer(pub ShareId<Object>);
+
+impl HapticFeedbackPerformer {
+ pub fn perform(&self, pattern: FeedbackPattern, performance_time: PerformanceTime) {
+ unsafe {
+ let _: () = msg_send![&*self.0, performFeedbackPattern: pattern performanceTime: performance_time];
+ }
+ }
+}
+
+impl Default for HapticFeedbackPerformer {
+ /// Returns the default haptic feedback performer.
+ fn default() -> Self {
+ HapticFeedbackPerformer(unsafe {
+ let manager = msg_send![class!(NSHapticFeedbackManager), defaultPerformer];
+ ShareId::from_ptr(manager)
+ })
+ }
+}
+
+#[derive(Clone, Copy, Debug)]
+pub enum PerformanceTime {
+ Default = 0,
+ Now = 1,
+ DrawCompleted = 2
+}
+
+impl Default for PerformanceTime {
+ fn default() -> Self {
+ Self::Default
+ }
+}
+
+impl TryFrom<f64> for PerformanceTime {
+ type Error = &'static str;
+
+ fn try_from(value: f64) -> Result<Self, Self::Error> {
+ match value as u8 {
+ 0 => Ok(Self::Default),
+ 1 => Ok(Self::Now),
+ 2 => Ok(Self::DrawCompleted),
+ _ => Err("Invalid performance time")
+ }
+ }
+}
+
+#[derive(Clone, Copy, Debug)]
+pub enum FeedbackPattern {
+ Generic = 0,
+ Alignment = 1,
+ LevelChange = 2
+}
+
+impl Default for FeedbackPattern {
+ fn default() -> Self {
+ Self::Generic
+ }
+}
+
+impl TryFrom<f64> for FeedbackPattern {
+ type Error = &'static str;
+
+ fn try_from(value: f64) -> Result<Self, Self::Error> {
+ match value as u8 {
+ 0 => Ok(Self::Generic),
+ 1 => Ok(Self::Alignment),
+ 2 => Ok(Self::LevelChange),
+ _ => Err("Invalid feedback pattern")
+ }
+ }
+}

src/appkit/mod.rs

@@ -27,3 +27,5 @@ pub mod menu;
 pub mod printing;
 pub mod toolbar;
 pub mod window;
+
+pub mod haptics;