diff --git a/res/values/strings.xml b/res/values/strings.xml
index 0baa9019bf3..56f117902f7 100644
--- a/res/values/strings.xml
+++ b/res/values/strings.xml
@@ -2276,10 +2276,12 @@
Lets you transfer media files on Windows, or using Android File Transfer on Mac (see www.android.com/filetransfer)
Camera (PTP)
-
- Lets you transfer photos using camera software, and transfer any files on computers that don\'t support MTP
- "Install file-transfer tools"
+ Lets you transfer photos using camera software, and transfer any files on computers that don\'t support MTP
+
+ MIDI
+
+ Lets MIDI enabled applications work over USB with MIDI software on your computer.
Other users
diff --git a/res/xml/usb_settings.xml b/res/xml/usb_settings.xml
index 4b0268be7ba..611a1b4db11 100644
--- a/res/xml/usb_settings.xml
+++ b/res/xml/usb_settings.xml
@@ -32,4 +32,10 @@
android:summary="@string/usb_ptp_summary"
/>
+
+
diff --git a/src/com/android/settings/deviceinfo/UsbSettings.java b/src/com/android/settings/deviceinfo/UsbSettings.java
index 42de2fd5d69..c3b3f96168a 100644
--- a/src/com/android/settings/deviceinfo/UsbSettings.java
+++ b/src/com/android/settings/deviceinfo/UsbSettings.java
@@ -41,10 +41,12 @@ public class UsbSettings extends SettingsPreferenceFragment {
private static final String KEY_MTP = "usb_mtp";
private static final String KEY_PTP = "usb_ptp";
+ private static final String KEY_MIDI = "usb_midi";
private UsbManager mUsbManager;
private CheckBoxPreference mMtp;
private CheckBoxPreference mPtp;
+ private CheckBoxPreference mMidi;
private boolean mUsbAccessoryMode;
private final BroadcastReceiver mStateReceiver = new BroadcastReceiver() {
@@ -68,6 +70,7 @@ public class UsbSettings extends SettingsPreferenceFragment {
mMtp = (CheckBoxPreference)root.findPreference(KEY_MTP);
mPtp = (CheckBoxPreference)root.findPreference(KEY_PTP);
+ mMidi = (CheckBoxPreference)root.findPreference(KEY_MIDI);
UserManager um = (UserManager) getActivity().getSystemService(Context.USER_SERVICE);
if (um.hasUserRestriction(UserManager.DISALLOW_USB_FILE_TRANSFER)) {
@@ -107,27 +110,37 @@ public class UsbSettings extends SettingsPreferenceFragment {
if (UsbManager.USB_FUNCTION_MTP.equals(function)) {
mMtp.setChecked(true);
mPtp.setChecked(false);
+ mMidi.setChecked(false);
} else if (UsbManager.USB_FUNCTION_PTP.equals(function)) {
mMtp.setChecked(false);
mPtp.setChecked(true);
+ mMidi.setChecked(false);
+ } else if (UsbManager.USB_FUNCTION_MIDI.equals(function)) {
+ mMtp.setChecked(false);
+ mPtp.setChecked(false);
+ mMidi.setChecked(true);
} else {
mMtp.setChecked(false);
mPtp.setChecked(false);
+ mMidi.setChecked(false);
}
UserManager um = (UserManager) getActivity().getSystemService(Context.USER_SERVICE);
if (um.hasUserRestriction(UserManager.DISALLOW_USB_FILE_TRANSFER)) {
Log.e(TAG, "USB is locked down");
mMtp.setEnabled(false);
mPtp.setEnabled(false);
+ mMidi.setEnabled(true);
} else if (!mUsbAccessoryMode) {
//Enable MTP and PTP switch while USB is not in Accessory Mode, otherwise disable it
Log.e(TAG, "USB Normal Mode");
mMtp.setEnabled(true);
mPtp.setEnabled(true);
+ mMidi.setEnabled(true);
} else {
Log.e(TAG, "USB Accessory Mode");
mMtp.setEnabled(false);
mPtp.setEnabled(false);
+ mMidi.setEnabled(false);
}
}
@@ -151,6 +164,8 @@ public class UsbSettings extends SettingsPreferenceFragment {
function = UsbManager.USB_FUNCTION_MTP;
} else if (preference == mPtp && mPtp.isChecked()) {
function = UsbManager.USB_FUNCTION_PTP;
+ } else if (preference == mMidi && mMidi.isChecked()) {
+ function = UsbManager.USB_FUNCTION_MIDI;
}
mUsbManager.setCurrentFunction(function, true);