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Merge "Don\'t show MIDI USB option if not supported"

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am: c2a9cd03f7

* commit 'c2a9cd03f71b3b6b0af2f6faaf877fd9c75dd9fe':
  Don't show MIDI USB option if not supported
This commit is contained in:
Jason Monk
2015-11-04 14:56:04 +00:00
committed by android-build-merger
parent b5497564ee c2a9cd03f7
commit 92aafd3ed5
1 changed files with 9 additions and 0 deletions
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9
src/com/android/settings/deviceinfo/UsbBackend.java
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@@ -18,6 +18,7 @@ package com.android.settings.deviceinfo;
import android.content.Context;
import android.content.Intent;
import android.content.IntentFilter;
import android.content.pm.PackageManager;
import android.hardware.usb.UsbManager;
import android.hardware.usb.UsbPort;
import android.hardware.usb.UsbPortStatus;
@@ -36,6 +37,7 @@ public class UsbBackend {
public static final int MODE_DATA_MIDI = 0x03 << 1;
private final boolean mRestricted;
private final boolean mMidi;
private UserManager mUserManager;
private UsbManager mUsbManager;
@@ -53,6 +55,8 @@ public class UsbBackend {
mUsbManager = context.getSystemService(UsbManager.class);
mRestricted = mUserManager.hasUserRestriction(UserManager.DISALLOW_USB_FILE_TRANSFER);
mMidi = context.getPackageManager().hasSystemFeature(PackageManager.FEATURE_MIDI);
UsbPort[] ports = mUsbManager.getPorts();
// For now look for a connected port, in the future we should identify port in the
// notification and pick based on that.
@@ -135,6 +139,11 @@ public class UsbBackend {
// No USB data modes are supported.
return false;
}
if (!mMidi && (mode & MODE_DATA_MASK) == MODE_DATA_MIDI) {
return false;
}
if (mPort != null) {
int power = modeToPower(mode);
if ((mode & MODE_DATA_MASK) != 0) {