Add padlock to usb modes when disabled by admin. (1c3fd76e) · Commits · e / os / android_packages_apps_Settings

src/com/android/settings/deviceinfo/UsbBackend.java

+5 −2

Original line number	Diff line number	Diff line
		@@ -134,13 +134,16 @@ public class UsbBackend {
		? UsbPort.POWER_ROLE_SOURCE : UsbPort.POWER_ROLE_SINK;
		}

		public boolean isModeSupported(int mode) {
		public boolean isModeDisallowedByAdmin(int mode) {
		if (mRestricted && (mode & MODE_DATA_MASK) != MODE_DATA_NONE
		&& (mode & MODE_DATA_MASK) != MODE_DATA_MIDI) {
		// No USB data modes are supported.
		return true;
		}
		return false;
		}

		public boolean isModeSupported(int mode) {
		if (!mMidi && (mode & MODE_DATA_MASK) == MODE_DATA_MIDI) {
		return false;
		}

src/com/android/settings/deviceinfo/UsbModeChooserActivity.java

+43 −4

Original line number	Diff line number	Diff line
		@@ -25,8 +25,12 @@ import android.content.Context;
		import android.content.DialogInterface;
		import android.content.Intent;
		import android.content.IntentFilter;
		import android.graphics.drawable.Drawable;
		import android.graphics.PorterDuff;
		import android.hardware.usb.UsbManager;
		import android.os.Bundle;
		import android.os.UserHandle;
		import android.os.UserManager;
		import android.view.LayoutInflater;
		import android.view.View;
		import android.view.View.OnClickListener;
		@@ -35,6 +39,9 @@ import android.widget.LinearLayout;
		import android.widget.TextView;

		import com.android.settings.R;
		import com.android.settingslib.RestrictedLockUtils;

		import static com.android.settingslib.RestrictedLockUtils.EnforcedAdmin;

		/**
		* UI for the USB chooser dialog.
		@@ -53,6 +60,7 @@ public class UsbModeChooserActivity extends Activity {
		private UsbBackend mBackend;
		private AlertDialog mDialog;
		private LayoutInflater mLayoutInflater;
		private EnforcedAdmin mEnforcedAdmin;

		private BroadcastReceiver mDisconnectedReceiver = new BroadcastReceiver() {
		@Override
		@@ -93,11 +101,14 @@ public class UsbModeChooserActivity extends Activity {

		LinearLayout container = (LinearLayout) mDialog.findViewById(R.id.container);

		mEnforcedAdmin = RestrictedLockUtils.checkIfRestrictionEnforced(this,
		UserManager.DISALLOW_USB_FILE_TRANSFER, UserHandle.myUserId());
		mBackend = new UsbBackend(this);
		int current = mBackend.getCurrentMode();
		for (int i = 0; i < DEFAULT_MODES.length; i++) {
		if (mBackend.isModeSupported(DEFAULT_MODES[i])) {
		inflateOption(DEFAULT_MODES[i], current == DEFAULT_MODES[i], container);
		inflateOption(DEFAULT_MODES[i], current == DEFAULT_MODES[i], container,
		mBackend.isModeDisallowedByAdmin(DEFAULT_MODES[i]));
		}
		}
		}
		@@ -116,15 +127,31 @@ public class UsbModeChooserActivity extends Activity {
		super.onStop();
		}

		private void inflateOption(final int mode, boolean selected, LinearLayout container) {
		private void inflateOption(final int mode, boolean selected, LinearLayout container,
		final boolean disallowedByAdmin) {
		View v = mLayoutInflater.inflate(R.layout.radio_with_summary, container, false);

		((TextView) v.findViewById(android.R.id.title)).setText(getTitle(mode));
		((TextView) v.findViewById(android.R.id.summary)).setText(getSummary(mode));
		TextView titleView = (TextView) v.findViewById(android.R.id.title);
		titleView.setText(getTitle(mode));
		TextView summaryView = (TextView) v.findViewById(android.R.id.summary);
		summaryView.setText(getSummary(mode));

		if (disallowedByAdmin) {
		if (mEnforcedAdmin != null) {
		setDisabledByAdmin(titleView, summaryView);
		} else {
		return;
		}
		}

		v.setOnClickListener(new OnClickListener() {
		@Override
		public void onClick(View v) {
		if (disallowedByAdmin && mEnforcedAdmin != null) {
		RestrictedLockUtils.sendShowAdminSupportDetailsIntent(
		UsbModeChooserActivity.this, mEnforcedAdmin);
		return;
		}
		if (!ActivityManager.isUserAMonkey()) {
		mBackend.setMode(mode);
		}
		@@ -136,6 +163,18 @@ public class UsbModeChooserActivity extends Activity {
		container.addView(v);
		}

		private void setDisabledByAdmin(TextView titleView, TextView summaryView) {
		if (mEnforcedAdmin != null) {
		titleView.setEnabled(false);
		summaryView.setEnabled(false);
		RestrictedLockUtils.setTextViewPadlock(this,
		titleView, true /* showPadlock */);
		Drawable[] compoundDrawables = titleView.getCompoundDrawablesRelative();
		compoundDrawables[0 /* start */].mutate().setColorFilter(
		getColor(R.color.disabled_text_color), PorterDuff.Mode.MULTIPLY);
		}
		}

		private static int getSummary(int mode) {
		switch (mode) {
		case UsbBackend.MODE_POWER_SINK \| UsbBackend.MODE_DATA_NONE: