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package com.android.systemui.statusbar.powerwidget;
import com.android.systemui.R;
import android.content.Context;
import android.content.Intent;
import android.content.IntentFilter;
import android.net.Uri;
import android.provider.Settings.SettingNotFoundException;
import android.provider.Settings;
import android.util.Log;
import com.android.internal.telephony.Phone;
import java.util.ArrayList;
import java.util.List;
public class NetworkModeButton extends PowerButton{
private static final String TAG = "NetworkModeButton";
private static final List<Uri> OBSERVED_URIS = new ArrayList<Uri>();
static {
OBSERVED_URIS.add(Settings.Secure.getUriFor(Settings.Secure.PREFERRED_NETWORK_MODE));
}
// retrieved from Phone.apk
public static final String ACTION_NETWORK_MODE_CHANGED = "com.android.internal.telephony.NETWORK_MODE_CHANGED";
public static final String ACTION_REQUEST_NETWORK_MODE = "com.android.internal.telephony.REQUEST_NETWORK_MODE";
public static final String ACTION_MODIFY_NETWORK_MODE = "com.android.internal.telephony.MODIFY_NETWORK_MODE";
public static final String EXTRA_NETWORK_MODE = "networkMode";
private static final int NO_NETWORK_MODE_YET = -99;
private static final int NETWORK_MODE_UNKNOWN = -100;
private static final int CM_MODE_3G2G = 0;
private static final int CM_MODE_3GONLY = 1;
private static final int CM_MODE_BOTH = 2;
private int mMode = NO_NETWORK_MODE_YET;
private int mIntendedMode = NO_NETWORK_MODE_YET;
private int mInternalState = STATE_INTERMEDIATE;
public NetworkModeButton() { mType = BUTTON_NETWORKMODE; }
@Override
protected void updateState() {
Context context = mView.getContext();
mMode = get2G3G(context);
mState = networkModeToState(context);
switch (mState) {
case STATE_DISABLED:
mIcon = R.drawable.stat_2g3g_off;
break;
case STATE_ENABLED:
if (mMode == Phone.NT_MODE_WCDMA_ONLY) {
mIcon = R.drawable.stat_3g_on;
} else {
mIcon = R.drawable.stat_2g3g_on;
}
break;
case STATE_INTERMEDIATE:
// In the transitional state, the bottom green bar
// shows the tri-state (on, off, transitioning), but
// the top dark-gray-or-bright-white logo shows the
// user's intent. This is much easier to see in
// sunlight.
if (mInternalState == STATE_TURNING_ON) {
if (mIntendedMode == Phone.NT_MODE_WCDMA_ONLY) {
mIcon = R.drawable.stat_3g_on;
} else {
mIcon = R.drawable.stat_2g3g_on;
}
} else {
mIcon = R.drawable.stat_2g3g_off;
}
break;
}
}
@Override
protected void toggleState() {
Context context = mView.getContext();
int currentMode = getCurrentCMMode(context);
Intent intent = new Intent(ACTION_MODIFY_NETWORK_MODE);
switch (mMode) {
case Phone.NT_MODE_WCDMA_PREF:
case Phone.NT_MODE_GSM_UMTS:
intent.putExtra(EXTRA_NETWORK_MODE, Phone.NT_MODE_GSM_ONLY);
mInternalState = STATE_TURNING_OFF;
mIntendedMode = Phone.NT_MODE_GSM_ONLY;
break;
case Phone.NT_MODE_WCDMA_ONLY:
if (currentMode == CM_MODE_3GONLY) {
intent.putExtra(EXTRA_NETWORK_MODE, Phone.NT_MODE_GSM_ONLY);
mInternalState = STATE_TURNING_OFF;
mIntendedMode = Phone.NT_MODE_GSM_ONLY;
} else {
intent.putExtra(EXTRA_NETWORK_MODE, Phone.NT_MODE_WCDMA_PREF);
mInternalState = STATE_TURNING_ON;
mIntendedMode = Phone.NT_MODE_WCDMA_PREF;
}
break;
case Phone.NT_MODE_GSM_ONLY:
if (currentMode == CM_MODE_3GONLY || currentMode == CM_MODE_BOTH) {
intent.putExtra(EXTRA_NETWORK_MODE, Phone.NT_MODE_WCDMA_ONLY);
mInternalState = STATE_TURNING_ON;
mIntendedMode = Phone.NT_MODE_WCDMA_ONLY;
} else {
intent.putExtra(EXTRA_NETWORK_MODE, Phone.NT_MODE_WCDMA_PREF);
mInternalState = STATE_TURNING_ON;
mIntendedMode = Phone.NT_MODE_WCDMA_PREF;
}
break;
}
mMode = NETWORK_MODE_UNKNOWN;
context.sendBroadcast(intent);
}
@Override
protected boolean handleLongClick() {
// it may be better to make an Intent action for this or find the appropriate one
// we may want to look at that option later
Intent intent = new Intent(Intent.ACTION_MAIN);
intent.setClassName("com.android.phone", "com.android.phone.Settings");
intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
mView.getContext().startActivity(intent);
return true;
}
@Override
public void onReceive(Context context, Intent intent) {
if (intent.getExtras() != null) {
mMode = intent.getExtras().getInt(EXTRA_NETWORK_MODE);
//Update to actual state
mIntendedMode = mMode;
}
//need to clear intermediate states
mInternalState = STATE_ENABLED;
mInternalState = networkModeToState(context);
}
@Override
protected IntentFilter getBroadcastIntentFilter() {
IntentFilter filter = new IntentFilter();
filter.addAction(ACTION_NETWORK_MODE_CHANGED);
return filter;
}
@Override
protected List<Uri> getObservedUris() {
return OBSERVED_URIS;
}
private static int get2G3G(Context context) {
int state = 99;
try {
state = Settings.Secure.getInt(context.getContentResolver(),
Settings.Secure.PREFERRED_NETWORK_MODE);
} catch (SettingNotFoundException e) {
}
return state;
}
private int networkModeToState(Context context) {
if (mInternalState == STATE_TURNING_ON || mInternalState == STATE_TURNING_OFF) {
return STATE_INTERMEDIATE;
}
switch (mMode) {
case Phone.NT_MODE_WCDMA_PREF:
case Phone.NT_MODE_WCDMA_ONLY:
case Phone.NT_MODE_GSM_UMTS:
return STATE_ENABLED;
case Phone.NT_MODE_GSM_ONLY:
return STATE_DISABLED;
case Phone.NT_MODE_CDMA:
case Phone.NT_MODE_CDMA_NO_EVDO:
case Phone.NT_MODE_EVDO_NO_CDMA:
case Phone.NT_MODE_GLOBAL:
// need to check wtf is going on
Log.d(TAG, "Unexpected network mode (" + mMode + ")");
return STATE_DISABLED;
}
return STATE_INTERMEDIATE;
}
private static int getCurrentCMMode(Context context) {
return Settings.System.getInt(context.getContentResolver(),
Settings.System.EXPANDED_NETWORK_MODE,
CM_MODE_3G2G);
}
}
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