src/com/android/phone/IccNetworkDepersonalizationPanel.java - platform/packages/services/Telephony - Git at Google

 /*
  * Copyright (C) 2008 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.phone;

 import android.content.Context;
 import android.os.AsyncResult;
 import android.os.Bundle;
 import android.os.Handler;
 import android.os.Message;
 import android.os.PersistableBundle;
 import android.telephony.CarrierConfigManager;
 import android.telephony.TelephonyManager;
 import android.text.Editable;
 import android.text.Spannable;
 import android.text.TextUtils;
 import android.text.TextWatcher;
 import android.text.method.DialerKeyListener;
 import android.util.Log;
 import android.view.KeyEvent;
 import android.view.View;
 import android.widget.Button;
 import android.widget.EditText;
 import android.widget.LinearLayout;
 import android.widget.TextView;

 import com.android.internal.telephony.Phone;
 import com.android.internal.telephony.uicc.IccCardApplicationStatus.PersoSubState;

 /**
  * "SIM network unlock" PIN entry screen.
  *
  * @see PhoneGlobals.EVENT_SIM_NETWORK_LOCKED
  *
  * TODO: This UI should be part of the lock screen, not the
  * phone app (see bug 1804111).
  */
 public class IccNetworkDepersonalizationPanel extends IccPanel {

     /**
      * Tracks whether there is an instance of the network depersonalization dialog showing or not.
      * Ensures only a single instance of the dialog is visible.
      */
     private static boolean [] sShowingDialog =
             new boolean[TelephonyManager.getDefault().getSupportedModemCount()];

     //debug constants
     private static final boolean DBG = false;

     //events
     private static final int EVENT_ICC_NTWRK_DEPERSONALIZATION_RESULT = 100;

     private Phone mPhone;
     private int mPersoSubtype;
     private static IccNetworkDepersonalizationPanel [] sNdpPanel =
             new IccNetworkDepersonalizationPanel[
                     TelephonyManager.getDefault().getSupportedModemCount()];

     //UI elements
     private EditText     mPinEntry;
     private LinearLayout mEntryPanel;
     private LinearLayout mStatusPanel;
     private TextView     mPersoSubtypeText;
     private PersoSubState mPersoSubState;
     private TextView     mStatusText;

     private Button       mUnlockButton;
     private Button       mDismissButton;

     enum statusType {
         ENTRY,
         IN_PROGRESS,
         ERROR,
         SUCCESS
     }

     /**
      * Shows the network depersonalization dialog, but only if it is not already visible.
      */
     public static void showDialog(Phone phone, int subType) {
         int phoneId = phone == null ? 0: phone.getPhoneId();
         if (phoneId >= sShowingDialog.length) {
             Log.e(TAG, "[IccNetworkDepersonalizationPanel] showDialog; invalid phoneId" + phoneId);
             return;
         }
         if (sShowingDialog[phoneId]) {
             Log.i(TAG, "[IccNetworkDepersonalizationPanel] - showDialog; skipped already shown.");
             return;
         }
         Log.i(TAG, "[IccNetworkDepersonalizationPanel] - showDialog; showing dialog.");
         sShowingDialog[phoneId] = true;
         sNdpPanel[phoneId] = new IccNetworkDepersonalizationPanel(PhoneGlobals.getInstance(),
                 phone, subType);
         sNdpPanel[phoneId].show();
     }

     public static void dialogDismiss(int phoneId) {
         if (phoneId >= sShowingDialog.length) {
             Log.e(TAG, "[IccNetworkDepersonalizationPanel] - dismiss; invalid phoneId " + phoneId);
             return;
         }
         if (sNdpPanel[phoneId] != null && sShowingDialog[phoneId]) {
             sNdpPanel[phoneId].dismiss();
         }
     }

     //private textwatcher to control text entry.
     private TextWatcher mPinEntryWatcher = new TextWatcher() {
         public void beforeTextChanged(CharSequence buffer, int start, int olen, int nlen) {
         }

         public void onTextChanged(CharSequence buffer, int start, int olen, int nlen) {
         }

         public void afterTextChanged(Editable buffer) {
             if (SpecialCharSequenceMgr.handleChars(
                     getContext(), buffer.toString())) {
                 mPinEntry.getText().clear();
             }
         }
     };

     //handler for unlock function results
     private Handler mHandler = new Handler() {
         public void handleMessage(Message msg) {
             if (msg.what == EVENT_ICC_NTWRK_DEPERSONALIZATION_RESULT) {
                 AsyncResult res = (AsyncResult) msg.obj;
                 if (res.exception != null) {
                     if (DBG) log("network depersonalization request failure.");
                     displayStatus(statusType.ERROR.name());
                     postDelayed(new Runnable() {
                         public void run() {
                             hideAlert();
                             mPinEntry.getText().clear();
                             mPinEntry.requestFocus();
                         }
                     }, 3000);
                 } else {
                     if (DBG) log("network depersonalization success.");
                     displayStatus(statusType.SUCCESS.name());
                     postDelayed(new Runnable() {
                         public void run() {
                             dismiss();
                         }
                     }, 3000);
                 }
             }
         }
     };


     //constructor
     public IccNetworkDepersonalizationPanel(Context context) {
         super(context);
         mPhone = PhoneGlobals.getPhone();
         mPersoSubtype = PersoSubState.PERSOSUBSTATE_SIM_NETWORK.ordinal();
     }

     //constructor
     public IccNetworkDepersonalizationPanel(Context context, Phone phone,
             int subtype) {
         super(context);
         mPhone = phone == null ? PhoneGlobals.getPhone() : phone;
         mPersoSubtype = subtype;
     }

     @Override
     protected void onCreate(Bundle icicle) {
         super.onCreate(icicle);
         setContentView(R.layout.sim_ndp);

         // PIN entry text field
         mPinEntry = (EditText) findViewById(R.id.pin_entry);
         mPinEntry.setKeyListener(DialerKeyListener.getInstance());
         mPinEntry.setOnClickListener(mUnlockListener);

         // Attach the textwatcher
         CharSequence text = mPinEntry.getText();
         Spannable span = (Spannable) text;
         span.setSpan(mPinEntryWatcher, 0, text.length(), Spannable.SPAN_INCLUSIVE_INCLUSIVE);

         mEntryPanel = (LinearLayout) findViewById(R.id.entry_panel);
         mPersoSubtypeText = (TextView) findViewById(R.id.perso_subtype_text);
         displayStatus(statusType.ENTRY.name());

         mUnlockButton = (Button) findViewById(R.id.ndp_unlock);
         mUnlockButton.setOnClickListener(mUnlockListener);

         // The "Dismiss" button is present in some (but not all) products,
         // based on the "KEY_SIM_NETWORK_UNLOCK_ALLOW_DISMISS_BOOL" variable.
         mDismissButton = (Button) findViewById(R.id.ndp_dismiss);
         PersistableBundle carrierConfig = PhoneGlobals.getInstance().getCarrierConfig();
         if (carrierConfig.getBoolean(
                 CarrierConfigManager.KEY_SIM_NETWORK_UNLOCK_ALLOW_DISMISS_BOOL)) {
             if (DBG) log("Enabling 'Dismiss' button...");
             mDismissButton.setVisibility(View.VISIBLE);
             mDismissButton.setOnClickListener(mDismissListener);
         } else {
             if (DBG) log("Removing 'Dismiss' button...");
             mDismissButton.setVisibility(View.GONE);
         }

         //status panel is used since we're having problems with the alert dialog.
         mStatusPanel = (LinearLayout) findViewById(R.id.status_panel);
         mStatusText = (TextView) findViewById(R.id.status_text);
     }

     @Override
     protected void onStart() {
         super.onStart();
     }

     @Override
     public void onStop() {
         super.onStop();
         Log.i(TAG, "[IccNetworkDepersonalizationPanel] - showDialog; hiding dialog.");
         int phoneId = mPhone == null ? 0 : mPhone.getPhoneId();
         if (phoneId >= sShowingDialog.length) {
             Log.e(TAG, "[IccNetworkDepersonalizationPanel] - onStop; invalid phoneId " + phoneId);
             return;
         }
         sShowingDialog[phoneId] = false;
     }

     //Mirrors IccPinUnlockPanel.onKeyDown().
     public boolean onKeyDown(int keyCode, KeyEvent event) {
         if (keyCode == KeyEvent.KEYCODE_BACK) {
             return true;
         }

         return super.onKeyDown(keyCode, event);
     }

     View.OnClickListener mUnlockListener = new View.OnClickListener() {
         public void onClick(View v) {
             String pin = mPinEntry.getText().toString();

             if (TextUtils.isEmpty(pin)) {
                 return;
             }

             log("Requesting De-Personalization for subtype " + mPersoSubtype);

             try {
                 mPhone.getIccCard().supplySimDepersonalization(mPersoSubState,pin,
                         Message.obtain(mHandler, EVENT_ICC_NTWRK_DEPERSONALIZATION_RESULT));
             } catch (NullPointerException ex) {
                 log("NullPointerException @supplySimDepersonalization" + ex);
             }
             displayStatus(statusType.IN_PROGRESS.name());
         }
     };

     private void displayStatus(String type) {
         int label = 0;

         mPersoSubState = PersoSubState.values()[mPersoSubtype];
         log("displayStatus mPersoSubState: " +mPersoSubState.name() +"type: " +type);

         label = getContext().getResources().getIdentifier(mPersoSubState.name()
                 + "_" + type, "string", "android");

         if (label == 0) {
             log ("Unable to get the PersoSubType string");
             return;
         }

         if(!PersoSubState.isPersoLocked(mPersoSubState)) {
             log ("Unsupported Perso Subtype :" + mPersoSubState.name());
             return;
         }

         if (type == statusType.ENTRY.name()) {
             String displayText = getContext().getString(label);
             mPersoSubtypeText.setText(displayText);
         } else {
             mStatusText.setText(label);
             mEntryPanel.setVisibility(View.GONE);
             mStatusPanel.setVisibility(View.VISIBLE);
         }
     }

     private void hideAlert() {
         mEntryPanel.setVisibility(View.VISIBLE);
         mStatusPanel.setVisibility(View.GONE);
     }

     View.OnClickListener mDismissListener = new View.OnClickListener() {
         public void onClick(View v) {
             if (DBG) log("mDismissListener: skipping depersonalization...");
             dismiss();
         }
     };

     private void log(String msg) {
         Log.d(TAG, "[IccNetworkDepersonalizationPanel] " + msg);
     }
 }
	/*
	* Copyright (C) 2008 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.phone;

	import android.content.Context;
	import android.os.AsyncResult;
	import android.os.Bundle;
	import android.os.Handler;
	import android.os.Message;
	import android.os.PersistableBundle;
	import android.telephony.CarrierConfigManager;
	import android.telephony.TelephonyManager;
	import android.text.Editable;
	import android.text.Spannable;
	import android.text.TextUtils;
	import android.text.TextWatcher;
	import android.text.method.DialerKeyListener;
	import android.util.Log;
	import android.view.KeyEvent;
	import android.view.View;
	import android.widget.Button;
	import android.widget.EditText;
	import android.widget.LinearLayout;
	import android.widget.TextView;

	import com.android.internal.telephony.Phone;
	import com.android.internal.telephony.uicc.IccCardApplicationStatus.PersoSubState;

	/**
	* "SIM network unlock" PIN entry screen.
	*
	* @see PhoneGlobals.EVENT_SIM_NETWORK_LOCKED
	*
	* TODO: This UI should be part of the lock screen, not the
	* phone app (see bug 1804111).
	*/
	public class IccNetworkDepersonalizationPanel extends IccPanel {

	/**
	* Tracks whether there is an instance of the network depersonalization dialog showing or not.
	* Ensures only a single instance of the dialog is visible.
	*/
	private static boolean [] sShowingDialog =
	new boolean[TelephonyManager.getDefault().getSupportedModemCount()];

	//debug constants
	private static final boolean DBG = false;

	//events
	private static final int EVENT_ICC_NTWRK_DEPERSONALIZATION_RESULT = 100;

	private Phone mPhone;
	private int mPersoSubtype;
	private static IccNetworkDepersonalizationPanel [] sNdpPanel =
	new IccNetworkDepersonalizationPanel[
	TelephonyManager.getDefault().getSupportedModemCount()];

	//UI elements
	private EditText mPinEntry;
	private LinearLayout mEntryPanel;
	private LinearLayout mStatusPanel;
	private TextView mPersoSubtypeText;
	private PersoSubState mPersoSubState;
	private TextView mStatusText;

	private Button mUnlockButton;
	private Button mDismissButton;

	enum statusType {
	ENTRY,
	IN_PROGRESS,
	ERROR,
	SUCCESS
	}

	/**
	* Shows the network depersonalization dialog, but only if it is not already visible.
	*/
	public static void showDialog(Phone phone, int subType) {
	int phoneId = phone == null ? 0: phone.getPhoneId();
	if (phoneId >= sShowingDialog.length) {
	Log.e(TAG, "[IccNetworkDepersonalizationPanel] showDialog; invalid phoneId" + phoneId);
	return;
	}
	if (sShowingDialog[phoneId]) {
	Log.i(TAG, "[IccNetworkDepersonalizationPanel] - showDialog; skipped already shown.");
	return;
	}
	Log.i(TAG, "[IccNetworkDepersonalizationPanel] - showDialog; showing dialog.");
	sShowingDialog[phoneId] = true;
	sNdpPanel[phoneId] = new IccNetworkDepersonalizationPanel(PhoneGlobals.getInstance(),
	phone, subType);
	sNdpPanel[phoneId].show();
	}

	public static void dialogDismiss(int phoneId) {
	if (phoneId >= sShowingDialog.length) {
	Log.e(TAG, "[IccNetworkDepersonalizationPanel] - dismiss; invalid phoneId " + phoneId);
	return;
	}
	if (sNdpPanel[phoneId] != null && sShowingDialog[phoneId]) {
	sNdpPanel[phoneId].dismiss();
	}
	}

	//private textwatcher to control text entry.
	private TextWatcher mPinEntryWatcher = new TextWatcher() {
	public void beforeTextChanged(CharSequence buffer, int start, int olen, int nlen) {
	}

	public void onTextChanged(CharSequence buffer, int start, int olen, int nlen) {
	}

	public void afterTextChanged(Editable buffer) {
	if (SpecialCharSequenceMgr.handleChars(
	getContext(), buffer.toString())) {
	mPinEntry.getText().clear();
	}
	}
	};

	//handler for unlock function results
	private Handler mHandler = new Handler() {
	public void handleMessage(Message msg) {
	if (msg.what == EVENT_ICC_NTWRK_DEPERSONALIZATION_RESULT) {
	AsyncResult res = (AsyncResult) msg.obj;
	if (res.exception != null) {
	if (DBG) log("network depersonalization request failure.");
	displayStatus(statusType.ERROR.name());
	postDelayed(new Runnable() {
	public void run() {
	hideAlert();
	mPinEntry.getText().clear();
	mPinEntry.requestFocus();
	}
	}, 3000);
	} else {
	if (DBG) log("network depersonalization success.");
	displayStatus(statusType.SUCCESS.name());
	postDelayed(new Runnable() {
	public void run() {
	dismiss();
	}
	}, 3000);
	}
	}
	}
	};


	//constructor
	public IccNetworkDepersonalizationPanel(Context context) {
	super(context);
	mPhone = PhoneGlobals.getPhone();
	mPersoSubtype = PersoSubState.PERSOSUBSTATE_SIM_NETWORK.ordinal();
	}

	//constructor
	public IccNetworkDepersonalizationPanel(Context context, Phone phone,
	int subtype) {
	super(context);
	mPhone = phone == null ? PhoneGlobals.getPhone() : phone;
	mPersoSubtype = subtype;
	}

	@Override
	protected void onCreate(Bundle icicle) {
	super.onCreate(icicle);
	setContentView(R.layout.sim_ndp);

	// PIN entry text field
	mPinEntry = (EditText) findViewById(R.id.pin_entry);
	mPinEntry.setKeyListener(DialerKeyListener.getInstance());
	mPinEntry.setOnClickListener(mUnlockListener);

	// Attach the textwatcher
	CharSequence text = mPinEntry.getText();
	Spannable span = (Spannable) text;
	span.setSpan(mPinEntryWatcher, 0, text.length(), Spannable.SPAN_INCLUSIVE_INCLUSIVE);

	mEntryPanel = (LinearLayout) findViewById(R.id.entry_panel);
	mPersoSubtypeText = (TextView) findViewById(R.id.perso_subtype_text);
	displayStatus(statusType.ENTRY.name());

	mUnlockButton = (Button) findViewById(R.id.ndp_unlock);
	mUnlockButton.setOnClickListener(mUnlockListener);

	// The "Dismiss" button is present in some (but not all) products,
	// based on the "KEY_SIM_NETWORK_UNLOCK_ALLOW_DISMISS_BOOL" variable.
	mDismissButton = (Button) findViewById(R.id.ndp_dismiss);
	PersistableBundle carrierConfig = PhoneGlobals.getInstance().getCarrierConfig();
	if (carrierConfig.getBoolean(
	CarrierConfigManager.KEY_SIM_NETWORK_UNLOCK_ALLOW_DISMISS_BOOL)) {
	if (DBG) log("Enabling 'Dismiss' button...");
	mDismissButton.setVisibility(View.VISIBLE);
	mDismissButton.setOnClickListener(mDismissListener);
	} else {
	if (DBG) log("Removing 'Dismiss' button...");
	mDismissButton.setVisibility(View.GONE);
	}

	//status panel is used since we're having problems with the alert dialog.
	mStatusPanel = (LinearLayout) findViewById(R.id.status_panel);
	mStatusText = (TextView) findViewById(R.id.status_text);
	}

	@Override
	protected void onStart() {
	super.onStart();
	}

	@Override
	public void onStop() {
	super.onStop();
	Log.i(TAG, "[IccNetworkDepersonalizationPanel] - showDialog; hiding dialog.");
	int phoneId = mPhone == null ? 0 : mPhone.getPhoneId();
	if (phoneId >= sShowingDialog.length) {
	Log.e(TAG, "[IccNetworkDepersonalizationPanel] - onStop; invalid phoneId " + phoneId);
	return;
	}
	sShowingDialog[phoneId] = false;
	}

	//Mirrors IccPinUnlockPanel.onKeyDown().
	public boolean onKeyDown(int keyCode, KeyEvent event) {
	if (keyCode == KeyEvent.KEYCODE_BACK) {
	return true;
	}

	return super.onKeyDown(keyCode, event);
	}

	View.OnClickListener mUnlockListener = new View.OnClickListener() {
	public void onClick(View v) {
	String pin = mPinEntry.getText().toString();

	if (TextUtils.isEmpty(pin)) {
	return;
	}

	log("Requesting De-Personalization for subtype " + mPersoSubtype);

	try {
	mPhone.getIccCard().supplySimDepersonalization(mPersoSubState,pin,
	Message.obtain(mHandler, EVENT_ICC_NTWRK_DEPERSONALIZATION_RESULT));
	} catch (NullPointerException ex) {
	log("NullPointerException @supplySimDepersonalization" + ex);
	}
	displayStatus(statusType.IN_PROGRESS.name());
	}
	};

	private void displayStatus(String type) {
	int label = 0;

	mPersoSubState = PersoSubState.values()[mPersoSubtype];
	log("displayStatus mPersoSubState: " +mPersoSubState.name() +"type: " +type);

	label = getContext().getResources().getIdentifier(mPersoSubState.name()
	+ "_" + type, "string", "android");

	if (label == 0) {
	log ("Unable to get the PersoSubType string");
	return;
	}

	if(!PersoSubState.isPersoLocked(mPersoSubState)) {
	log ("Unsupported Perso Subtype :" + mPersoSubState.name());
	return;
	}

	if (type == statusType.ENTRY.name()) {
	String displayText = getContext().getString(label);
	mPersoSubtypeText.setText(displayText);
	} else {
	mStatusText.setText(label);
	mEntryPanel.setVisibility(View.GONE);
	mStatusPanel.setVisibility(View.VISIBLE);
	}
	}

	private void hideAlert() {
	mEntryPanel.setVisibility(View.VISIBLE);
	mStatusPanel.setVisibility(View.GONE);
	}

	View.OnClickListener mDismissListener = new View.OnClickListener() {
	public void onClick(View v) {
	if (DBG) log("mDismissListener: skipping depersonalization...");
	dismiss();
	}
	};

	private void log(String msg) {
	Log.d(TAG, "[IccNetworkDepersonalizationPanel] " + msg);
	}
	}