touchscreen: Allow turning touch on and off

Signed-off-by: Daniel Schaefer <dhs@frame.work>

Author: JohnAZoidberg

framework_lib/src/touchscreen.rs

@@ -130,6 +130,11 @@ pub trait TouchScreen {
 
         Some(())
     }
+
+    fn enable_touch(&self, enable: bool) -> Option<()> {
+        self.send_message(0x38, 0, vec![0, !enable as u8])?;
+        Some(())
+    }
 }
 
 pub fn print_touchscreen_fw_ver() -> Option<()> {
@@ -140,3 +145,12 @@ pub fn print_touchscreen_fw_ver() -> Option<()> {
 
     device.check_fw_version()
 }
+
+pub fn enable_touch(enable: bool) -> Option<()> {
+    #[cfg(target_os = "windows")]
+    let device = touchscreen_win::NativeWinTouchScreen::open_device()?;
+    #[cfg(not(target_os = "windows"))]
+    let device = HidapiTouchScreen::open_device()?;
+
+    device.enable_touch(enable)
+}