Add Usb preference to connected devices dashboard. (eb51bde8) · Commits · e / os / android_packages_apps_Settings

res/values/strings.xml

+5 −0

Original line number	Diff line number	Diff line
		@@ -7057,6 +7057,11 @@
		usb_use_file_transfer, use_use_photo_transfer, and usb_use_MIDI -->
		<string name="usb_use">Use USB to</string>

		<!-- Settings item title for USB preference [CHAR LIMIT=35] -->
		<string name="usb_pref">USB</string>
		<!-- Summary for the USB preference when nothing is connected through the usb port. [CHAR LIMIT=40] -->
		<string name="usb_nothing_connected">Nothing connected</string>

		<!-- Settings item title for background check prefs [CHAR LIMIT=35] -->
		<string name="background_check_pref">Background check</string>

res/xml/connected_devices.xml

+20 −11

Original line number	Diff line number	Diff line
		@@ -28,4 +28,13 @@
		android:title="@string/android_beam_settings_title"
		android:order="-4" />

		<Preference
		android:key="usb_mode"
		android:title="@string/usb_pref"
		android:order="-3" >
		<intent android:action="android.intent.action.MAIN"
		android:targetPackage="com.android.settings"
		android:targetClass="com.android.settings.deviceinfo.UsbModeChooserActivity"/>
		</Preference>

		</PreferenceScreen>
		No newline at end of file

src/com/android/settings/connecteddevice/ConnectedDeviceDashboardFragment.java

+6 −1

Original line number	Diff line number	Diff line
		@@ -20,6 +20,7 @@ import android.content.Context;
		import com.android.settings.R;
		import com.android.settings.core.PreferenceController;
		import com.android.settings.dashboard.DashboardFragment;
		import com.android.settings.deviceinfo.UsbBackend;
		import com.android.settings.nfc.NfcPreferenceController;
		import com.android.settingslib.drawer.CategoryKey;

		@@ -29,6 +30,7 @@ import java.util.List;
		public class ConnectedDeviceDashboardFragment extends DashboardFragment {

		private static final String TAG = "ConnectedDeviceFrag";
		private UsbModePreferenceController mUsbPrefController;

		@Override
		public int getMetricsCategory() {
		@@ -52,11 +54,14 @@ public class ConnectedDeviceDashboardFragment extends DashboardFragment {

		@Override
		protected List<PreferenceController> getPreferenceControllers(Context context) {
		final List<PreferenceController> controllers = new ArrayList<>();
		final NfcPreferenceController nfcPreferenceController =
		new NfcPreferenceController(context);
		getLifecycle().addObserver(nfcPreferenceController);
		final List<PreferenceController> controllers = new ArrayList<>();
		controllers.add(nfcPreferenceController);
		mUsbPrefController = new UsbModePreferenceController(context, new UsbBackend(context));
		getLifecycle().addObserver(mUsbPrefController);
		controllers.add(mUsbPrefController);
		return controllers;
		}

src/com/android/settings/connecteddevice/UsbModePreferenceController.java

0 → 100644

+169 −0

Original line number	Diff line number	Diff line
		/*
		* Copyright (C) 2016 The Android Open Source Project
		*
		* Licensed under the Apache License, Version 2.0 (the "License");
		* you may not use this file except in compliance with the License.
		* You may obtain a copy of the License at
		*
		* http://www.apache.org/licenses/LICENSE-2.0
		*
		* Unless required by applicable law or agreed to in writing, software
		* distributed under the License is distributed on an "AS IS" BASIS,
		* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
		* See the License for the specific language governing permissions and
		* limitations under the License.
		*/
		package com.android.settings.connecteddevice;

		import android.content.BroadcastReceiver;
		import android.content.Context;
		import android.content.Intent;
		import android.content.IntentFilter;
		import android.hardware.usb.UsbManager;
		import android.support.v7.preference.Preference;
		import android.support.v7.preference.PreferenceScreen;

		import com.android.settings.core.PreferenceController;
		import com.android.settings.R;
		import com.android.settings.core.lifecycle.LifecycleObserver;
		import com.android.settings.core.lifecycle.events.OnPause;
		import com.android.settings.core.lifecycle.events.OnResume;
		import com.android.settings.deviceinfo.UsbBackend;

		public class UsbModePreferenceController extends PreferenceController
		implements LifecycleObserver, OnResume, OnPause {

		private static final String KEY_USB_MODE = "usb_mode";

		private UsbBackend mUsbBackend;
		private UsbConnectionBroadcastReceiver mUsbReceiver;
		private Preference mUsbPreference;

		public UsbModePreferenceController(Context context, UsbBackend usbBackend) {
		super(context);
		mUsbBackend = usbBackend;
		mUsbReceiver = new UsbConnectionBroadcastReceiver();
		}

		@Override
		public void displayPreference(PreferenceScreen screen) {
		super.displayPreference(screen);
		mUsbPreference = screen.findPreference(KEY_USB_MODE);
		updataSummary(mUsbPreference);
		}

		@Override
		public void updateState(Preference preference) {
		updataSummary(preference);
		}

		@Override
		public boolean handlePreferenceTreeClick(Preference preference) {
		return false;
		}

		@Override
		public boolean isAvailable() {
		return true;
		}

		@Override
		public String getPreferenceKey() {
		return KEY_USB_MODE;
		}

		@Override
		public void onPause() {
		mUsbReceiver.unregister();
		}

		@Override
		public void onResume() {
		mUsbReceiver.register();
		}

		public static int getSummary(int mode) {
		switch (mode) {
		case UsbBackend.MODE_POWER_SINK \| UsbBackend.MODE_DATA_NONE:
		return R.string.usb_use_charging_only_desc;
		case UsbBackend.MODE_POWER_SOURCE \| UsbBackend.MODE_DATA_NONE:
		return R.string.usb_use_power_only_desc;
		case UsbBackend.MODE_POWER_SINK \| UsbBackend.MODE_DATA_MTP:
		return R.string.usb_use_file_transfers_desc;
		case UsbBackend.MODE_POWER_SINK \| UsbBackend.MODE_DATA_PTP:
		return R.string.usb_use_photo_transfers_desc;
		case UsbBackend.MODE_POWER_SINK \| UsbBackend.MODE_DATA_MIDI:
		return R.string.usb_use_MIDI_desc;
		}
		return 0;
		}

		public static int getTitle(int mode) {
		switch (mode) {
		case UsbBackend.MODE_POWER_SINK \| UsbBackend.MODE_DATA_NONE:
		return R.string.usb_use_charging_only;
		case UsbBackend.MODE_POWER_SOURCE \| UsbBackend.MODE_DATA_NONE:
		return R.string.usb_use_power_only;
		case UsbBackend.MODE_POWER_SINK \| UsbBackend.MODE_DATA_MTP:
		return R.string.usb_use_file_transfers;
		case UsbBackend.MODE_POWER_SINK \| UsbBackend.MODE_DATA_PTP:
		return R.string.usb_use_photo_transfers;
		case UsbBackend.MODE_POWER_SINK \| UsbBackend.MODE_DATA_MIDI:
		return R.string.usb_use_MIDI;
		}
		return 0;
		}

		private void updataSummary(Preference preference) {
		updataSummary(preference, mUsbBackend.getCurrentMode());
		}

		private void updataSummary(Preference preference, int mode) {
		if (preference != null) {
		if (mUsbReceiver.isConnected()) {
		preference.setEnabled(true);
		preference.setSummary(getTitle(mode));
		} else {
		preference.setSummary(R.string.usb_nothing_connected);
		preference.setEnabled(false);
		}
		}
		}

		private class UsbConnectionBroadcastReceiver extends BroadcastReceiver {
		private boolean mListeningToUsbEvents;
		private boolean mConnected;

		@Override
		public void onReceive(Context context, Intent intent) {
		boolean connected = intent != null
		&& intent.getExtras().getBoolean(UsbManager.USB_CONNECTED);
		if (connected != mConnected) {
		mConnected = connected;
		updataSummary(mUsbPreference);
		}
		}

		public void register() {
		if (!mListeningToUsbEvents) {
		IntentFilter intentFilter = new IntentFilter(UsbManager.ACTION_USB_STATE);
		Intent intent = mContext.registerReceiver(this, intentFilter);
		mConnected = intent != null
		&& intent.getExtras().getBoolean(UsbManager.USB_CONNECTED);
		mListeningToUsbEvents = true;
		}
		}

		public void unregister() {
		if (mListeningToUsbEvents) {
		mContext.unregisterReceiver(this);
		mListeningToUsbEvents = false;
		}
		}

		public boolean isConnected() {
		return mConnected;
		}
		}

		}

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

+3 −33

Original line number	Diff line number	Diff line
		@@ -40,6 +40,7 @@ import android.widget.TextView;

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

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

		@@ -135,9 +136,9 @@ public class UsbModeChooserActivity extends Activity {
		View v = mLayoutInflater.inflate(R.layout.restricted_radio_with_summary, container, false);

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

		if (disallowedByAdmin) {
		if (mEnforcedAdmin != null) {
		@@ -177,35 +178,4 @@ public class UsbModeChooserActivity extends Activity {
		}
		}

		private static int getSummary(int mode) {
		switch (mode) {
		case UsbBackend.MODE_POWER_SINK \| UsbBackend.MODE_DATA_NONE:
		return R.string.usb_use_charging_only_desc;
		case UsbBackend.MODE_POWER_SOURCE \| UsbBackend.MODE_DATA_NONE:
		return R.string.usb_use_power_only_desc;
		case UsbBackend.MODE_POWER_SINK \| UsbBackend.MODE_DATA_MTP:
		return R.string.usb_use_file_transfers_desc;
		case UsbBackend.MODE_POWER_SINK \| UsbBackend.MODE_DATA_PTP:
		return R.string.usb_use_photo_transfers_desc;
		case UsbBackend.MODE_POWER_SINK \| UsbBackend.MODE_DATA_MIDI:
		return R.string.usb_use_MIDI_desc;
		}
		return 0;
		}

		private static int getTitle(int mode) {
		switch (mode) {
		case UsbBackend.MODE_POWER_SINK \| UsbBackend.MODE_DATA_NONE:
		return R.string.usb_use_charging_only;
		case UsbBackend.MODE_POWER_SOURCE \| UsbBackend.MODE_DATA_NONE:
		return R.string.usb_use_power_only;
		case UsbBackend.MODE_POWER_SINK \| UsbBackend.MODE_DATA_MTP:
		return R.string.usb_use_file_transfers;
		case UsbBackend.MODE_POWER_SINK \| UsbBackend.MODE_DATA_PTP:
		return R.string.usb_use_photo_transfers;
		case UsbBackend.MODE_POWER_SINK \| UsbBackend.MODE_DATA_MIDI:
		return R.string.usb_use_MIDI;
		}
		return 0;
		}
		}