| /* |
| * Copyright (C) 2014 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.systemui.qs.tiles; |
| |
| import android.annotation.Nullable; |
| import android.content.ComponentName; |
| import android.content.Intent; |
| import android.content.IntentFilter; |
| import android.os.UserManager; |
| |
| import android.provider.Settings.Global; |
| import android.service.quicksettings.Tile; |
| import android.widget.Switch; |
| |
| import com.android.internal.logging.nano.MetricsProto.MetricsEvent; |
| import com.android.systemui.Dependency; |
| import com.android.systemui.R; |
| import com.android.systemui.qs.GlobalSetting; |
| import com.android.systemui.qs.QSHost; |
| import com.android.systemui.plugins.qs.QSTile.AirplaneBooleanState; |
| import com.android.systemui.qs.tileimpl.QSTileImpl; |
| import com.android.systemui.statusbar.policy.HotspotController; |
| |
| /** Quick settings tile: Hotspot **/ |
| public class HotspotTile extends QSTileImpl<AirplaneBooleanState> { |
| static final Intent TETHER_SETTINGS = new Intent().setComponent(new ComponentName( |
| "com.android.settings", "com.android.settings.TetherSettings")); |
| |
| private final Icon mEnabledStatic = ResourceIcon.get(R.drawable.ic_hotspot); |
| private final Icon mUnavailable = ResourceIcon.get(R.drawable.ic_hotspot_unavailable); |
| |
| private final HotspotController mController; |
| private final Callback mCallback = new Callback(); |
| private final GlobalSetting mAirplaneMode; |
| private boolean mListening; |
| |
| public HotspotTile(QSHost host) { |
| super(host); |
| mController = Dependency.get(HotspotController.class); |
| mAirplaneMode = new GlobalSetting(mContext, mHandler, Global.AIRPLANE_MODE_ON) { |
| @Override |
| protected void handleValueChanged(int value) { |
| refreshState(); |
| } |
| }; |
| } |
| |
| @Override |
| public boolean isAvailable() { |
| return mController.isHotspotSupported(); |
| } |
| |
| @Override |
| protected void handleDestroy() { |
| super.handleDestroy(); |
| } |
| |
| @Override |
| public AirplaneBooleanState newTileState() { |
| return new AirplaneBooleanState(); |
| } |
| |
| @Override |
| public void handleSetListening(boolean listening) { |
| if (mListening == listening) return; |
| mListening = listening; |
| if (listening) { |
| mController.addCallback(mCallback); |
| final IntentFilter filter = new IntentFilter(); |
| filter.addAction(Intent.ACTION_AIRPLANE_MODE_CHANGED); |
| refreshState(); |
| } else { |
| mController.removeCallback(mCallback); |
| } |
| mAirplaneMode.setListening(listening); |
| } |
| |
| @Override |
| public Intent getLongClickIntent() { |
| return new Intent(TETHER_SETTINGS); |
| } |
| |
| @Override |
| protected void handleClick() { |
| final boolean isEnabled = (Boolean) mState.value; |
| if (!isEnabled && mAirplaneMode.getValue() != 0) { |
| return; |
| } |
| mController.setHotspotEnabled(!isEnabled); |
| } |
| |
| @Override |
| public CharSequence getTileLabel() { |
| return mContext.getString(R.string.quick_settings_hotspot_label); |
| } |
| |
| @Override |
| protected void handleUpdateState(AirplaneBooleanState state, Object arg) { |
| if (state.slash == null) { |
| state.slash = new SlashState(); |
| } |
| |
| final int numConnectedDevices; |
| final boolean isTransient = mController.isHotspotTransient(); |
| |
| checkIfRestrictionEnforcedByAdminOnly(state, UserManager.DISALLOW_CONFIG_TETHERING); |
| if (arg instanceof CallbackInfo) { |
| CallbackInfo info = (CallbackInfo) arg; |
| state.value = info.enabled; |
| numConnectedDevices = info.numConnectedDevices; |
| } else { |
| state.value = mController.isHotspotEnabled(); |
| numConnectedDevices = mController.getNumConnectedDevices(); |
| } |
| |
| state.icon = mEnabledStatic; |
| state.label = mContext.getString(R.string.quick_settings_hotspot_label); |
| state.secondaryLabel = getSecondaryLabel(state.value, isTransient, numConnectedDevices); |
| state.isAirplaneMode = mAirplaneMode.getValue() != 0; |
| state.isTransient = isTransient; |
| state.slash.isSlashed = !state.value && !state.isTransient; |
| if (state.isTransient) { |
| state.icon = ResourceIcon.get(R.drawable.ic_hotspot_transient_animation); |
| } |
| state.expandedAccessibilityClassName = Switch.class.getName(); |
| state.contentDescription = state.label; |
| state.state = state.isAirplaneMode ? Tile.STATE_UNAVAILABLE |
| : state.value || state.isTransient ? Tile.STATE_ACTIVE : Tile.STATE_INACTIVE; |
| } |
| |
| @Nullable |
| private String getSecondaryLabel( |
| boolean enabled, boolean isTransient, int numConnectedDevices) { |
| if (isTransient) { |
| return mContext.getString(R.string.quick_settings_hotspot_secondary_label_transient); |
| } else if (numConnectedDevices > 0 && enabled) { |
| return mContext.getResources().getQuantityString( |
| R.plurals.quick_settings_hotspot_secondary_label_num_devices, |
| numConnectedDevices, |
| numConnectedDevices); |
| } |
| |
| return null; |
| } |
| |
| @Override |
| public int getMetricsCategory() { |
| return MetricsEvent.QS_HOTSPOT; |
| } |
| |
| @Override |
| protected String composeChangeAnnouncement() { |
| if (mState.value) { |
| return mContext.getString(R.string.accessibility_quick_settings_hotspot_changed_on); |
| } else { |
| return mContext.getString(R.string.accessibility_quick_settings_hotspot_changed_off); |
| } |
| } |
| |
| private final class Callback implements HotspotController.Callback { |
| final CallbackInfo mCallbackInfo = new CallbackInfo(); |
| |
| @Override |
| public void onHotspotChanged(boolean enabled, int numConnectedDevices) { |
| mCallbackInfo.enabled = enabled; |
| mCallbackInfo.numConnectedDevices = numConnectedDevices; |
| refreshState(mCallbackInfo); |
| } |
| } |
| |
| /** |
| * Holder for any hotspot state info that needs to passed from the callback to |
| * {@link #handleUpdateState(State, Object)}. |
| */ |
| protected static final class CallbackInfo { |
| boolean enabled; |
| int numConnectedDevices; |
| |
| @Override |
| public String toString() { |
| return new StringBuilder("CallbackInfo[") |
| .append("enabled=").append(enabled) |
| .append(",numConnectedDevices=").append(numConnectedDevices) |
| .append(']').toString(); |
| } |
| } |
| } |