/*
* Copyright (C) 2011 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.statusbar;
import android.content.Context;
import android.telephony.SubscriptionInfo;
import android.util.AttributeSet;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.view.accessibility.AccessibilityEvent;
import android.widget.ImageView;
import android.widget.LinearLayout;
import com.android.systemui.R;
import com.android.systemui.statusbar.policy.NetworkControllerImpl;
import com.android.systemui.statusbar.policy.SecurityController;
import java.util.ArrayList;
import java.util.List;
// Intimately tied to the design of res/layout/signal_cluster_view.xml
public class SignalClusterView
extends LinearLayout
implements NetworkControllerImpl.SignalCluster,
SecurityController.SecurityControllerCallback {
static final String TAG = "SignalClusterView";
static final boolean DEBUG = Log.isLoggable(TAG, Log.DEBUG);
NetworkControllerImpl mNC;
SecurityController mSC;
private boolean mNoSimsVisible = false;
private boolean mVpnVisible = false;
private boolean mWifiVisible = false;
private int mWifiStrengthId = 0;
private boolean mIsAirplaneMode = false;
private int mAirplaneIconId = 0;
private int mAirplaneContentDescription;
private String mWifiDescription;
private ArrayList<PhoneState> mPhoneStates = new ArrayList<PhoneState>();
ViewGroup mWifiGroup;
ImageView mVpn, mWifi, mAirplane, mNoSims;
View mWifiAirplaneSpacer;
View mWifiSignalSpacer;
LinearLayout mMobileSignalGroup;
private int mWideTypeIconStartPadding;
private int mSecondaryTelephonyPadding;
private int mEndPadding;
private int mEndPaddingNothingVisible;
public SignalClusterView(Context context) {
this(context, null);
}
public SignalClusterView(Context context, AttributeSet attrs) {
this(context, attrs, 0);
}
public SignalClusterView(Context context, AttributeSet attrs, int defStyle) {
super(context, attrs, defStyle);
}
public void setNetworkController(NetworkControllerImpl nc) {
if (DEBUG) Log.d(TAG, "NetworkController=" + nc);
mNC = nc;
}
public void setSecurityController(SecurityController sc) {
if (DEBUG) Log.d(TAG, "SecurityController=" + sc);
mSC = sc;
mSC.addCallback(this);
mVpnVisible = mSC.isVpnEnabled();
}
@Override
protected void onFinishInflate() {
super.onFinishInflate();
mWideTypeIconStartPadding = getContext().getResources().getDimensionPixelSize(
R.dimen.wide_type_icon_start_padding);
mSecondaryTelephonyPadding = getContext().getResources().getDimensionPixelSize(
R.dimen.secondary_telephony_padding);
mEndPadding = getContext().getResources().getDimensionPixelSize(
R.dimen.signal_cluster_battery_padding);
mEndPaddingNothingVisible = getContext().getResources().getDimensionPixelSize(
R.dimen.no_signal_cluster_battery_padding);
}
@Override
protected void onAttachedToWindow() {
super.onAttachedToWindow();
mVpn = (ImageView) findViewById(R.id.vpn);
mWifiGroup = (ViewGroup) findViewById(R.id.wifi_combo);
mWifi = (ImageView) findViewById(R.id.wifi_signal);
mAirplane = (ImageView) findViewById(R.id.airplane);
mNoSims = (ImageView) findViewById(R.id.no_sims);
mWifiAirplaneSpacer = findViewById(R.id.wifi_airplane_spacer);
mWifiSignalSpacer = findViewById(R.id.wifi_signal_spacer);
mMobileSignalGroup = (LinearLayout) findViewById(R.id.mobile_signal_group);
for (PhoneState state : mPhoneStates) {
mMobileSignalGroup.addView(state.mMobileGroup);
}
apply();
}
@Override
protected void onDetachedFromWindow() {
mVpn = null;
mWifiGroup = null;
mWifi = null;
mAirplane = null;
mMobileSignalGroup.removeAllViews();
mMobileSignalGroup = null;
super.onDetachedFromWindow();
}
// From SecurityController.
@Override
public void onStateChanged() {
post(new Runnable() {
@Override
public void run() {
mVpnVisible = mSC.isVpnEnabled();
apply();
}
});
}
@Override
public void setWifiIndicators(boolean visible, int strengthIcon, String contentDescription) {
mWifiVisible = visible;
mWifiStrengthId = strengthIcon;
mWifiDescription = contentDescription;
apply();
}
@Override
public void setMobileDataIndicators(boolean visible, int strengthIcon, int typeIcon,
String contentDescription, String typeContentDescription, boolean isTypeIconWide,
int subId) {
PhoneState state = getOrInflateState(subId);
state.mMobileVisible = visible;
state.mMobileStrengthId = strengthIcon;
state.mMobileTypeId = typeIcon;
state.mMobileDescription = contentDescription;
state.mMobileTypeDescription = typeContentDescription;
state.mIsMobileTypeIconWide = isTypeIconWide;
apply();
}
@Override
public void setNoSims(boolean show) {
mNoSimsVisible = show;
}
@Override
public void setSubs(List<SubscriptionInfo> subs) {
// Clear out all old subIds.
mPhoneStates.clear();
if (mMobileSignalGroup != null) {
mMobileSignalGroup.removeAllViews();
}
final int n = subs.size();
for (int i = 0; i < n; i++) {
inflatePhoneState(subs.get(i).getSubscriptionId());
}
}
private PhoneState getOrInflateState(int subId) {
for (PhoneState state : mPhoneStates) {
if (state.mSubId == subId) {
return state;
}
}
return inflatePhoneState(subId);
}
private PhoneState inflatePhoneState(int subId) {
PhoneState state = new PhoneState(subId, mContext);
if (mMobileSignalGroup != null) {
mMobileSignalGroup.addView(state.mMobileGroup);
}
mPhoneStates.add(state);
return state;
}
@Override
public void setIsAirplaneMode(boolean is, int airplaneIconId, int contentDescription) {
mIsAirplaneMode = is;
mAirplaneIconId = airplaneIconId;
mAirplaneContentDescription = contentDescription;
apply();
}
@Override
public boolean dispatchPopulateAccessibilityEvent(AccessibilityEvent event) {
// Standard group layout onPopulateAccessibilityEvent() implementations
// ignore content description, so populate manually
if (mWifiVisible && mWifiGroup != null && mWifiGroup.getContentDescription() != null)
event.getText().add(mWifiGroup.getContentDescription());
for (PhoneState state : mPhoneStates) {
state.populateAccessibilityEvent(event);
}
return super.dispatchPopulateAccessibilityEvent(event);
}
@Override
public void onRtlPropertiesChanged(int layoutDirection) {
super.onRtlPropertiesChanged(layoutDirection);
if (mWifi != null) {
mWifi.setImageDrawable(null);
}
for (PhoneState state : mPhoneStates) {
if (state.mMobile != null) {
state.mMobile.setImageDrawable(null);
}
if (state.mMobileType != null) {
state.mMobileType.setImageDrawable(null);
}
}
if(mAirplane != null) {
mAirplane.setImageDrawable(null);
}
apply();
}
@Override
public boolean hasOverlappingRendering() {
return false;
}
// Run after each indicator change.
private void apply() {
if (mWifiGroup == null) return;
mVpn.setVisibility(mVpnVisible ? View.VISIBLE : View.GONE);
if (DEBUG) Log.d(TAG, String.format("vpn: %s", mVpnVisible ? "VISIBLE" : "GONE"));
if (mWifiVisible) {
mWifi.setImageResource(mWifiStrengthId);
mWifiGroup.setContentDescription(mWifiDescription);
mWifiGroup.setVisibility(View.VISIBLE);
} else {
mWifiGroup.setVisibility(View.GONE);
}
if (DEBUG) Log.d(TAG,
String.format("wifi: %s sig=%d",
(mWifiVisible ? "VISIBLE" : "GONE"),
mWifiStrengthId));
boolean anyMobileVisible = false;
int firstMobileTypeId = 0;
for (PhoneState state : mPhoneStates) {
if (state.apply(anyMobileVisible)) {
if (!anyMobileVisible) {
firstMobileTypeId = state.mMobileTypeId;
anyMobileVisible = true;
}
}
}
if (mIsAirplaneMode) {
mAirplane.setImageResource(mAirplaneIconId);
mAirplane.setContentDescription(mAirplaneContentDescription != 0 ?
mContext.getString(mAirplaneContentDescription) : null);
mAirplane.setVisibility(View.VISIBLE);
} else {
mAirplane.setVisibility(View.GONE);
}
if (mIsAirplaneMode && mWifiVisible) {
mWifiAirplaneSpacer.setVisibility(View.VISIBLE);
} else {
mWifiAirplaneSpacer.setVisibility(View.GONE);
}
if (((anyMobileVisible && firstMobileTypeId != 0) || mNoSimsVisible) && mWifiVisible) {
mWifiSignalSpacer.setVisibility(View.VISIBLE);
} else {
mWifiSignalSpacer.setVisibility(View.GONE);
}
mNoSims.setVisibility(mNoSimsVisible ? View.VISIBLE : View.GONE);
boolean anythingVisible = mNoSimsVisible || mWifiVisible || mIsAirplaneMode
|| anyMobileVisible || mVpnVisible;
setPaddingRelative(0, 0, anythingVisible ? mEndPadding : mEndPaddingNothingVisible, 0);
}
private class PhoneState {
private final int mSubId;
private boolean mMobileVisible = false;
private int mMobileStrengthId = 0, mMobileTypeId = 0;
private boolean mIsMobileTypeIconWide;
private String mMobileDescription, mMobileTypeDescription;
private ViewGroup mMobileGroup;
private ImageView mMobile, mMobileType;
public PhoneState(int subId, Context context) {
ViewGroup root = (ViewGroup) LayoutInflater.from(context)
.inflate(R.layout.mobile_signal_group, null);
setViews(root);
mSubId = subId;
}
public void setViews(ViewGroup root) {
mMobileGroup = root;
mMobile = (ImageView) root.findViewById(R.id.mobile_signal);
mMobileType = (ImageView) root.findViewById(R.id.mobile_type);
}
public boolean apply(boolean isSecondaryIcon) {
if (mMobileVisible && !mIsAirplaneMode) {
mMobile.setImageResource(mMobileStrengthId);
mMobileType.setImageResource(mMobileTypeId);
mMobileGroup.setContentDescription(mMobileTypeDescription
+ " " + mMobileDescription);
mMobileGroup.setVisibility(View.VISIBLE);
} else {
mMobileGroup.setVisibility(View.GONE);
}
// When this isn't next to wifi, give it some extra padding between the signals.
mMobileGroup.setPaddingRelative(isSecondaryIcon ? mSecondaryTelephonyPadding : 0,
0, 0, 0);
mMobile.setPaddingRelative(mIsMobileTypeIconWide ? mWideTypeIconStartPadding : 0,
0, 0, 0);
if (DEBUG) Log.d(TAG, String.format("mobile: %s sig=%d typ=%d",
(mMobileVisible ? "VISIBLE" : "GONE"), mMobileStrengthId, mMobileTypeId));
mMobileType.setVisibility(mMobileTypeId != 0 ? View.VISIBLE : View.GONE);
return mMobileVisible;
}
public void populateAccessibilityEvent(AccessibilityEvent event) {
if (mMobileVisible && mMobileGroup != null
&& mMobileGroup.getContentDescription() != null) {
event.getText().add(mMobileGroup.getContentDescription());
}
}
}
}
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