1 files changed, 153 insertions, 0 deletions
diff --git a/src/key_code.rs b/src/key_code.rs
new file mode 100644
index 0000000..e148555
--- /dev/null
+++ b/src/key_code.rs
@@ -0,0 +1,153 @@
+use cocoa::appkit::{
+    NSEvent,
+    NSEventModifierFlags,
+    NSEventSubtype::NSScreenChangedEventType,
+    NSEventType::NSSystemDefined,
+};
+use cocoa::base::nil;
+use cocoa::foundation::NSPoint;
+use core_graphics::event::{CGEvent, CGEventTapLocation, CGKeyCode, KeyCode};
+
+// impl KeyCode {
+//     pub const RETURN: CGKeyCode = 0x24;
+//     pub const TAB: CGKeyCode = 0x30;
+//     pub const SPACE: CGKeyCode = 0x31;
+//     pub const DELETE: CGKeyCode = 0x33;
+//     pub const ESCAPE: CGKeyCode = 0x35;
+//     pub const COMMAND: CGKeyCode = 0x37;
+//     pub const SHIFT: CGKeyCode = 0x38;
+//     pub const CAPS_LOCK: CGKeyCode = 0x39;
+//     pub const OPTION: CGKeyCode = 0x3A;
+//     pub const CONTROL: CGKeyCode = 0x3B;
+//     pub const RIGHT_COMMAND: CGKeyCode = 0x36;
+//     pub const RIGHT_SHIFT: CGKeyCode = 0x3C;
+//     pub const RIGHT_OPTION: CGKeyCode = 0x3D;
+//     pub const RIGHT_CONTROL: CGKeyCode = 0x3E;
+//     pub const FUNCTION: CGKeyCode = 0x3F;
+//     pub const VOLUME_UP: CGKeyCode = 0x48;
+//     pub const VOLUME_DOWN: CGKeyCode = 0x49;
+//     pub const MUTE: CGKeyCode = 0x4A;
+// }
+
+//   kVK_F13                       = 0x69,
+//   kVK_F14                       = 0x6B,
+//   kVK_F15                       = 0x71,
+//   kVK_F16                       = 0x6A,
+//   kVK_F17                       = 0x40,
+//   kVK_F18                       = 0x4F,
+//   kVK_F19                       = 0x50,
+//   kVK_F20                       = 0x5A,
+//
+// enum {
+//   kVK_Return                    = 0x24,
+//   kVK_Tab                       = 0x30,
+//   kVK_Space                     = 0x31,
+//   kVK_Delete                    = 0x33,
+//   kVK_Escape                    = 0x35,
+//   kVK_Command                   = 0x37,
+//   kVK_Shift                     = 0x38,
+//   kVK_CapsLock                  = 0x39,
+//   kVK_Option                    = 0x3A,
+//   kVK_Control                   = 0x3B,
+//   kVK_RightCommand              = 0x36,
+//   kVK_RightShift                = 0x3C,
+//   kVK_RightOption               = 0x3D,
+//   kVK_RightControl              = 0x3E,
+//   kVK_Function                  = 0x3F,
+//   kVK_F17                       = 0x40,
+//   kVK_VolumeUp                  = 0x48,
+//   kVK_VolumeDown                = 0x49,
+//   kVK_Mute                      = 0x4A,
+//   kVK_F18                       = 0x4F,
+//   kVK_F19                       = 0x50,
+//   kVK_F20                       = 0x5A,
+//   kVK_F5                        = 0x60,
+//   kVK_F6                        = 0x61,
+//   kVK_F7                        = 0x62,
+//   kVK_F3                        = 0x63,
+//   kVK_F8                        = 0x64,
+//   kVK_F9                        = 0x65,
+//   kVK_F11                       = 0x67,
+//   kVK_F13                       = 0x69,
+//   kVK_F16                       = 0x6A,
+//   kVK_F14                       = 0x6B,
+//   kVK_F10                       = 0x6D,
+//   kVK_F12                       = 0x6F,
+//   kVK_F15                       = 0x71,
+//   kVK_Help                      = 0x72,
+//   kVK_Home                      = 0x73,
+//   kVK_PageUp                    = 0x74,
+//   kVK_ForwardDelete             = 0x75,
+//   kVK_F4                        = 0x76,
+//   kVK_End                       = 0x77,
+//   kVK_F2                        = 0x78,
+//   kVK_PageDown                  = 0x79,
+//   kVK_F1                        = 0x7A,
+//   kVK_LeftArrow                 = 0x7B,
+//   kVK_RightArrow                = 0x7C,
+//   kVK_DownArrow                 = 0x7D,
+//   kVK_UpArrow                   = 0x7E
+// };
+
+
+
+    // unsafe fn otherEventWithType_location_modifierFlags_timestamp_windowNumber_context_subtype_data1_data2_(
+    //     _: Self,
+    //     eventType: NSEventType,
+    //     location: NSPoint,
+    //     modifierFlags: NSEventModifierFlags,
+    //     timestamp: NSTimeInterval,
+    //     windowNumber: NSInteger,
+    //     context: id /* (NSGraphicsContext *) */,
+    //     subtype: NSEventSubtype,
+    //     data1: NSInteger,
+    //     data2: NSInteger) -> id /* (NSEvent *) */
+
+
+// https://stackoverflow.com/questions/11045814/emulate-media-key-press-on-mac/11048135#11048135
+// https://stackoverflow.com/questions/10459085/cocoa-simulate-macbook-upper-keys-multimedia-keys/50574159#50574159
+unsafe fn press_play() {
+    let NX_KEYTYPE_PLAY = 16;
+    let code = NX_KEYTYPE_PLAY;
+
+    let key_down = NSEvent::otherEventWithType_location_modifierFlags_timestamp_windowNumber_context_subtype_data1_data2_(
+        nil,
+        NSSystemDefined,
+        NSPoint::new(0.0, 0.0),
+        NSEventModifierFlags::NSDeviceIndependentModifierFlagsMask,
+        0.0,
+        0,
+        nil,
+        NSScreenChangedEventType,
+        (code << 16 as i32) | (0xa << 8 as i32),
+        -1
+    );
+    let event = key_down.CGEvent() as *mut CGEvent;
+    let event = &*event;
+    event.post(CGEventTapLocation::HID);
+
+    let key_up = NSEvent::otherEventWithType_location_modifierFlags_timestamp_windowNumber_context_subtype_data1_data2_(
+        nil,
+        NSSystemDefined,
+        NSPoint::new(0.0, 0.0),
+        NSEventModifierFlags::NSDeviceIndependentModifierFlagsMask,
+        0.0,
+        0,
+        nil,
+        NSScreenChangedEventType,
+        (code << 16 as i32) | (0xb << 8 as i32),
+        -1
+    );
+    let event = key_down.CGEvent() as *mut CGEvent;
+    let event = &*event;
+    event.post(CGEventTapLocation::HID);
+}
+
+
+#[cfg(test)]
+mod tests {
+    #[test]
+    fn send_media_key_event() {
+        press_play();
+    }
+}