988199e202
The usb updater listens to usb update and notify ConnectedDeviceGroupController to add/remove preference. This cl: 1. Add ConntectedusbDeviceUpdater 2. Extract the UsbConnectionBroadcastReceiver since it would be used both in controller and updater. 3. Add tests Bug: 69333961 Test: RunSettingsRoboTests Change-Id: Ic3b045a6faa4eba57d9b0c089ea1656141cc0220
112 lines
3.7 KiB
Java
112 lines
3.7 KiB
Java
/*
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* Copyright (C) 2016 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.android.settings.connecteddevice;
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import android.content.Context;
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import android.support.v7.preference.Preference;
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import android.support.v7.preference.PreferenceScreen;
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import com.android.settings.R;
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import com.android.settings.core.PreferenceControllerMixin;
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import com.android.settings.deviceinfo.UsbBackend;
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import com.android.settingslib.core.AbstractPreferenceController;
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import com.android.settingslib.core.lifecycle.LifecycleObserver;
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import com.android.settingslib.core.lifecycle.events.OnPause;
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import com.android.settingslib.core.lifecycle.events.OnResume;
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public class UsbModePreferenceController extends AbstractPreferenceController
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implements PreferenceControllerMixin, LifecycleObserver, OnResume, OnPause {
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private static final String KEY_USB_MODE = "usb_mode";
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private UsbBackend mUsbBackend;
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private UsbConnectionBroadcastReceiver mUsbReceiver;
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private Preference mUsbPreference;
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public UsbModePreferenceController(Context context, UsbBackend usbBackend) {
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super(context);
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mUsbBackend = usbBackend;
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mUsbReceiver = new UsbConnectionBroadcastReceiver(mContext, (connected) -> {
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updateSummary(mUsbPreference);
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});
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}
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@Override
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public void displayPreference(PreferenceScreen screen) {
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super.displayPreference(screen);
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mUsbPreference = screen.findPreference(KEY_USB_MODE);
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updateSummary(mUsbPreference);
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}
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@Override
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public void updateState(Preference preference) {
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updateSummary(preference);
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}
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@Override
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public boolean isAvailable() {
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return true;
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}
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@Override
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public String getPreferenceKey() {
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return KEY_USB_MODE;
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}
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@Override
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public void onPause() {
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mUsbReceiver.unregister();
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}
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@Override
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public void onResume() {
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mUsbReceiver.register();
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}
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public static int getSummary(int mode) {
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switch (mode) {
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case UsbBackend.MODE_POWER_SINK | UsbBackend.MODE_DATA_NONE:
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return R.string.usb_summary_charging_only;
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case UsbBackend.MODE_POWER_SOURCE | UsbBackend.MODE_DATA_NONE:
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return R.string.usb_summary_power_only;
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case UsbBackend.MODE_POWER_SINK | UsbBackend.MODE_DATA_MTP:
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return R.string.usb_summary_file_transfers;
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case UsbBackend.MODE_POWER_SINK | UsbBackend.MODE_DATA_PTP:
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return R.string.usb_summary_photo_transfers;
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case UsbBackend.MODE_POWER_SINK | UsbBackend.MODE_DATA_MIDI:
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return R.string.usb_summary_MIDI;
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}
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return 0;
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}
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private void updateSummary(Preference preference) {
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updateSummary(preference, mUsbBackend.getCurrentMode());
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}
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private void updateSummary(Preference preference, int mode) {
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if (preference != null) {
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if (mUsbReceiver.isConnected()) {
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preference.setEnabled(true);
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preference.setSummary(getSummary(mode));
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} else {
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preference.setSummary(R.string.disconnected);
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preference.setEnabled(false);
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}
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}
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}
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}
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