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Fixed life-cycle issues with two activities sharing HIDDeviceManager

Sam Lantinga 2018-10-08 12:49:30 -07:00
parent 1e728f5075
commit 337cea4411
3 changed files with 60 additions and 26 deletions
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55
android-project/app/src/main/java/org/libsdl/app/HIDDeviceManager.java
View File

@ -24,7 +24,28 @@ public class HIDDeviceManager {
private static final String TAG = "hidapi";
private static final String ACTION_USB_PERMISSION = "org.libsdl.app.USB_PERMISSION";
protected Context mContext;
private static HIDDeviceManager sManager;
private static int sManagerRefCount = 0;
public static HIDDeviceManager acquire(Context context) {
if (sManagerRefCount == 0) {
sManager = new HIDDeviceManager(context);
}
++sManagerRefCount;
return sManager;
}
public static void release(HIDDeviceManager manager) {
if (manager == sManager) {
--sManagerRefCount;
if (sManagerRefCount == 0) {
sManager.close();
sManager = null;
}
}
}
private Context mContext;
private HashMap<Integer, HIDDevice> mDevicesById = new HashMap<Integer, HIDDevice>();
private HashMap<UsbDevice, HIDDeviceUSB> mUSBDevices = new HashMap<UsbDevice, HIDDeviceUSB>();
private HashMap<BluetoothDevice, HIDDeviceBLESteamController> mBluetoothDevices = new HashMap<BluetoothDevice, HIDDeviceBLESteamController>();
@ -77,7 +98,7 @@ public class HIDDeviceManager {
}
};
public HIDDeviceManager(Context context) {
private HIDDeviceManager(Context context) {
mContext = context;
// Make sure we have the HIDAPI library loaded with the native functions
@ -88,7 +109,7 @@ public class HIDDeviceManager {
return;
}
HIDDeviceRegisterCallback(this);
HIDDeviceRegisterCallback();
mSharedPreferences = mContext.getSharedPreferences("hidapi", Context.MODE_PRIVATE);
mIsChromebook = mContext.getPackageManager().hasSystemFeature("org.chromium.arc.device_management");
@ -125,7 +146,7 @@ public class HIDDeviceManager {
return result;
}
protected void initializeUSB() {
private void initializeUSB() {
mUsbManager = (UsbManager)mContext.getSystemService(Context.USB_SERVICE);
/*
@ -187,7 +208,7 @@ public class HIDDeviceManager {
return mUsbManager;
}
protected void shutdownUSB() {
private void shutdownUSB() {
try {
mContext.unregisterReceiver(mUsbBroadcast);
} catch (Exception e) {
@ -195,7 +216,7 @@ public class HIDDeviceManager {
}
}
protected boolean isHIDDeviceUSB(UsbDevice usbDevice) {
private boolean isHIDDeviceUSB(UsbDevice usbDevice) {
for (int interface_number = 0; interface_number < usbDevice.getInterfaceCount(); ++interface_number) {
if (isHIDDeviceInterface(usbDevice, interface_number)) {
return true;
@ -204,7 +225,7 @@ public class HIDDeviceManager {
return false;
}
protected boolean isHIDDeviceInterface(UsbDevice usbDevice, int interface_number) {
private boolean isHIDDeviceInterface(UsbDevice usbDevice, int interface_number) {
UsbInterface usbInterface = usbDevice.getInterface(interface_number);
if (usbInterface.getInterfaceClass() == UsbConstants.USB_CLASS_HID) {
return true;
@ -217,7 +238,7 @@ public class HIDDeviceManager {
return false;
}
protected boolean isXbox360Controller(UsbDevice usbDevice, UsbInterface usbInterface) {
private boolean isXbox360Controller(UsbDevice usbDevice, UsbInterface usbInterface) {
final int XB360_IFACE_SUBCLASS = 93;
final int XB360_IFACE_PROTOCOL = 1; // Wired only
final int[] SUPPORTED_VENDORS = {
@ -256,7 +277,7 @@ public class HIDDeviceManager {
return false;
}
protected boolean isXboxOneController(UsbDevice usbDevice, UsbInterface usbInterface) {
private boolean isXboxOneController(UsbDevice usbDevice, UsbInterface usbInterface) {
final int XB1_IFACE_SUBCLASS = 71;
final int XB1_IFACE_PROTOCOL = 208;
final int[] SUPPORTED_VENDORS = {
@ -281,13 +302,13 @@ public class HIDDeviceManager {
return false;
}
protected void handleUsbDeviceAttached(UsbDevice usbDevice) {
private void handleUsbDeviceAttached(UsbDevice usbDevice) {
if (isHIDDeviceUSB(usbDevice)) {
connectHIDDeviceUSB(usbDevice);
}
}
protected void handleUsbDeviceDetached(UsbDevice usbDevice) {
private void handleUsbDeviceDetached(UsbDevice usbDevice) {
HIDDeviceUSB device = mUSBDevices.get(usbDevice);
if (device == null)
return;
@ -299,7 +320,7 @@ public class HIDDeviceManager {
HIDDeviceDisconnected(id);
}
protected void handleUsbDevicePermission(UsbDevice usbDevice, boolean permission_granted) {
private void handleUsbDevicePermission(UsbDevice usbDevice, boolean permission_granted) {
HIDDeviceUSB device = mUSBDevices.get(usbDevice);
if (device == null)
return;
@ -311,7 +332,7 @@ public class HIDDeviceManager {
HIDDeviceOpenResult(device.getId(), opened);
}
protected void connectHIDDeviceUSB(UsbDevice usbDevice) {
private void connectHIDDeviceUSB(UsbDevice usbDevice) {
synchronized (this) {
for (int interface_number = 0; interface_number < usbDevice.getInterfaceCount(); interface_number++) {
if (isHIDDeviceInterface(usbDevice, interface_number)) {
@ -326,7 +347,7 @@ public class HIDDeviceManager {
}
}
protected void initializeBluetooth() {
private void initializeBluetooth() {
Log.d(TAG, "Initializing Bluetooth");
if (mContext.getPackageManager().checkPermission(android.Manifest.permission.BLUETOOTH, mContext.getPackageName()) != PackageManager.PERMISSION_GRANTED) {
@ -377,7 +398,7 @@ public class HIDDeviceManager {
}
}
protected void shutdownBluetooth() {
private void shutdownBluetooth() {
try {
mContext.unregisterReceiver(mBluetoothBroadcast);
} catch (Exception e) {
@ -476,7 +497,7 @@ public class HIDDeviceManager {
return bluetoothDevice.getName().equals("SteamController") && ((bluetoothDevice.getType() & BluetoothDevice.DEVICE_TYPE_LE) != 0);
}
public void close() {
private void close() {
shutdownUSB();
shutdownBluetooth();
synchronized (this) {
@ -623,7 +644,7 @@ public class HIDDeviceManager {
/////////////// Native methods
//////////////////////////////////////////////////////////////////////////////////////////////////////
private native void HIDDeviceRegisterCallback(Object callbackHandler);
private native void HIDDeviceRegisterCallback();
private native void HIDDeviceReleaseCallback();
native void HIDDeviceConnected(int deviceID, String identifier, int vendorId, int productId, String serial_number, int release_number, String manufacturer_string, String product_string, int interface_number);

4
android-project/app/src/main/java/org/libsdl/app/SDLActivity.java
View File

@ -250,7 +250,7 @@ public class SDLActivity extends Activity implements View.OnSystemUiVisibilityCh
mClipboardHandler = new SDLClipboardHandler_Old();
}
mHIDDeviceManager = new HIDDeviceManager(this);
mHIDDeviceManager = HIDDeviceManager.acquire(this);
// Set up the surface
mSurface = new SDLSurface(getApplication());
@ -380,7 +380,7 @@ public class SDLActivity extends Activity implements View.OnSystemUiVisibilityCh
Log.v(TAG, "onDestroy()");
if (mHIDDeviceManager != null) {
mHIDDeviceManager.close();
HIDDeviceManager.release(mHIDDeviceManager);
mHIDDeviceManager = null;
}

23
src/hidapi/android/hid.cpp
View File

@ -696,7 +696,7 @@ static void ThreadDestroyed(void* value)
extern "C"
JNIEXPORT void JNICALL HID_DEVICE_MANAGER_JAVA_INTERFACE(HIDDeviceRegisterCallback)(JNIEnv *env, jobject thiz, jobject callbackHandler);
JNIEXPORT void JNICALL HID_DEVICE_MANAGER_JAVA_INTERFACE(HIDDeviceRegisterCallback)(JNIEnv *env, jobject thiz);
extern "C"
JNIEXPORT void JNICALL HID_DEVICE_MANAGER_JAVA_INTERFACE(HIDDeviceReleaseCallback)(JNIEnv *env, jobject thiz);
@ -721,7 +721,7 @@ JNIEXPORT void JNICALL HID_DEVICE_MANAGER_JAVA_INTERFACE(HIDDeviceFeatureReport)
extern "C"
JNIEXPORT void JNICALL HID_DEVICE_MANAGER_JAVA_INTERFACE(HIDDeviceRegisterCallback)(JNIEnv *env, jobject thiz, jobject callbackHandler)
JNIEXPORT void JNICALL HID_DEVICE_MANAGER_JAVA_INTERFACE(HIDDeviceRegisterCallback)(JNIEnv *env, jobject thiz )
{
LOGV( "HIDDeviceRegisterCallback()");
@ -735,11 +735,19 @@ JNIEXPORT void JNICALL HID_DEVICE_MANAGER_JAVA_INTERFACE(HIDDeviceRegisterCallba
__android_log_print(ANDROID_LOG_ERROR, TAG, "Error initializing pthread key");
}
g_HIDDeviceManagerCallbackHandler = env->NewGlobalRef( callbackHandler );
jclass objClass = env->GetObjectClass( callbackHandler );
if ( g_HIDDeviceManagerCallbackHandler != NULL )
{
env->DeleteGlobalRef( g_HIDDeviceManagerCallbackClass );
g_HIDDeviceManagerCallbackClass = NULL;
env->DeleteGlobalRef( g_HIDDeviceManagerCallbackHandler );
g_HIDDeviceManagerCallbackHandler = NULL;
}
g_HIDDeviceManagerCallbackHandler = env->NewGlobalRef( thiz );
jclass objClass = env->GetObjectClass( thiz );
if ( objClass )
{
g_HIDDeviceManagerCallbackClass = reinterpret_cast< jclass >( env->NewGlobalRef(objClass) );
g_HIDDeviceManagerCallbackClass = reinterpret_cast< jclass >( env->NewGlobalRef( objClass ) );
g_midHIDDeviceManagerOpen = env->GetMethodID( g_HIDDeviceManagerCallbackClass, "openDevice", "(I)Z" );
if ( !g_midHIDDeviceManagerOpen )
{
@ -773,8 +781,13 @@ extern "C"
JNIEXPORT void JNICALL HID_DEVICE_MANAGER_JAVA_INTERFACE(HIDDeviceReleaseCallback)(JNIEnv *env, jobject thiz)
{
LOGV("HIDDeviceReleaseCallback");
if ( env->IsSameObject( thiz, g_HIDDeviceManagerCallbackHandler ) )
{
env->DeleteGlobalRef( g_HIDDeviceManagerCallbackClass );
g_HIDDeviceManagerCallbackClass = NULL;
env->DeleteGlobalRef( g_HIDDeviceManagerCallbackHandler );
g_HIDDeviceManagerCallbackHandler = NULL;
}
}
extern "C"