Merge "Remove unused keyguard code"

/*

 * 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.internal.widget;

import com.android.internal.R;

import android.content.BroadcastReceiver;

import android.content.Context;

import android.content.Intent;

import android.content.IntentFilter;

import android.database.ContentObserver;

import android.graphics.Typeface;

import android.os.Handler;

import android.provider.Settings;

import android.text.format.DateFormat;

import android.util.AttributeSet;

import android.view.View;

import android.widget.RelativeLayout;

import android.widget.TextView;

import java.lang.ref.WeakReference;

import java.text.DateFormatSymbols;

import java.util.Calendar;

/**

 * Displays the time

 */

public class DigitalClock extends RelativeLayout {

    private static final String SYSTEM = "/system/fonts/";

    private static final String SYSTEM_FONT_TIME_BACKGROUND = SYSTEM + "AndroidClock.ttf";

    private static final String SYSTEM_FONT_TIME_FOREGROUND = SYSTEM + "AndroidClock_Highlight.ttf";

    private final static String M12 = "h:mm";

    private final static String M24 = "kk:mm";

    private Calendar mCalendar;

    private String mFormat;

    private TextView mTimeDisplayBackground;

    private TextView mTimeDisplayForeground;

    private AmPm mAmPm;

    private ContentObserver mFormatChangeObserver;

    private int mAttached = 0; // for debugging - tells us whether attach/detach is unbalanced

    /* called by system on minute ticks */

    private final Handler mHandler = new Handler();

    private BroadcastReceiver mIntentReceiver;

    private static final Typeface sBackgroundFont;

    private static final Typeface sForegroundFont;

    static {

        sBackgroundFont = Typeface.createFromFile(SYSTEM_FONT_TIME_BACKGROUND);

        sForegroundFont = Typeface.createFromFile(SYSTEM_FONT_TIME_FOREGROUND);

    }

    private static class TimeChangedReceiver extends BroadcastReceiver {

        private WeakReference<DigitalClock> mClock;

        private Context mContext;

        public TimeChangedReceiver(DigitalClock clock) {

            mClock = new WeakReference<DigitalClock>(clock);

            mContext = clock.getContext();

        }

        @Override

        public void onReceive(Context context, Intent intent) {

            // Post a runnable to avoid blocking the broadcast.

            final boolean timezoneChanged =

                    intent.getAction().equals(Intent.ACTION_TIMEZONE_CHANGED);

            final DigitalClock clock = mClock.get();

            if (clock != null) {

                clock.mHandler.post(new Runnable() {

                    public void run() {

                        if (timezoneChanged) {

                            clock.mCalendar = Calendar.getInstance();

                        }

                        clock.updateTime();

                    }

                });

            } else {

                try {

                    mContext.unregisterReceiver(this);

                } catch (RuntimeException e) {

                    // Shouldn't happen

                }

            }

        }

    };

    static class AmPm {

        private TextView mAmPmTextView;

        private String mAmString, mPmString;

        AmPm(View parent, Typeface tf) {

            // No longer used, uncomment if we decide to use AM/PM indicator again

            // mAmPmTextView = (TextView) parent.findViewById(R.id.am_pm);

            if (mAmPmTextView != null && tf != null) {

                mAmPmTextView.setTypeface(tf);

            }

            String[] ampm = new DateFormatSymbols().getAmPmStrings();

            mAmString = ampm[0];

            mPmString = ampm[1];

        }

        void setShowAmPm(boolean show) {

            if (mAmPmTextView != null) {

                mAmPmTextView.setVisibility(show ? View.VISIBLE : View.GONE);

            }

        }

        void setIsMorning(boolean isMorning) {

            if (mAmPmTextView != null) {

                mAmPmTextView.setText(isMorning ? mAmString : mPmString);

            }

        }

    }

    private static class FormatChangeObserver extends ContentObserver {

        private WeakReference<DigitalClock> mClock;

        private Context mContext;

        public FormatChangeObserver(DigitalClock clock) {

            super(new Handler());

            mClock = new WeakReference<DigitalClock>(clock);

            mContext = clock.getContext();

        }

        @Override

        public void onChange(boolean selfChange) {

            DigitalClock digitalClock = mClock.get();

            if (digitalClock != null) {

                digitalClock.setDateFormat();

                digitalClock.updateTime();

            } else {

                try {

                    mContext.getContentResolver().unregisterContentObserver(this);

                } catch (RuntimeException e) {

                    // Shouldn't happen

                }

            }

        }

    }

    public DigitalClock(Context context) {

        this(context, null);

    }

    public DigitalClock(Context context, AttributeSet attrs) {

        super(context, attrs);

    }

    @Override

    protected void onFinishInflate() {

        super.onFinishInflate();

        /* The time display consists of two tones. That's why we have two overlapping text views. */

        mTimeDisplayBackground = (TextView) findViewById(R.id.timeDisplayBackground);

        mTimeDisplayBackground.setTypeface(sBackgroundFont);

        mTimeDisplayBackground.setVisibility(View.INVISIBLE);

        mTimeDisplayForeground = (TextView) findViewById(R.id.timeDisplayForeground);

        mTimeDisplayForeground.setTypeface(sForegroundFont);

        mAmPm = new AmPm(this, null);

        mCalendar = Calendar.getInstance();

        setDateFormat();

    }

    @Override

    protected void onAttachedToWindow() {

        super.onAttachedToWindow();

        mAttached++;

        /* monitor time ticks, time changed, timezone */

        if (mIntentReceiver == null) {

            mIntentReceiver = new TimeChangedReceiver(this);

            IntentFilter filter = new IntentFilter();

            filter.addAction(Intent.ACTION_TIME_TICK);

            filter.addAction(Intent.ACTION_TIME_CHANGED);

            filter.addAction(Intent.ACTION_TIMEZONE_CHANGED);

            mContext.registerReceiver(mIntentReceiver, filter);

        }

        /* monitor 12/24-hour display preference */

        if (mFormatChangeObserver == null) {

            mFormatChangeObserver = new FormatChangeObserver(this);

            mContext.getContentResolver().registerContentObserver(

                    Settings.System.CONTENT_URI, true, mFormatChangeObserver);

        }

        updateTime();

    }

    @Override

    protected void onDetachedFromWindow() {

        super.onDetachedFromWindow();

        mAttached--;

        if (mIntentReceiver != null) {

            mContext.unregisterReceiver(mIntentReceiver);

        }

        if (mFormatChangeObserver != null) {

            mContext.getContentResolver().unregisterContentObserver(

                    mFormatChangeObserver);

        }

        mFormatChangeObserver = null;

        mIntentReceiver = null;

    }

    void updateTime(Calendar c) {

        mCalendar = c;

        updateTime();

    }

    public void updateTime() {

        mCalendar.setTimeInMillis(System.currentTimeMillis());

        CharSequence newTime = DateFormat.format(mFormat, mCalendar);

        mTimeDisplayBackground.setText(newTime);

        mTimeDisplayForeground.setText(newTime);

        mAmPm.setIsMorning(mCalendar.get(Calendar.AM_PM) == 0);

    }

    private void setDateFormat() {

        mFormat = android.text.format.DateFormat.is24HourFormat(getContext())

            ? M24 : M12;

        mAmPm.setShowAmPm(mFormat.equals(M12));

    }

}

<?xml version="1.0" encoding="utf-8"?>

<!--

**

** Copyright 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.

*/

-->

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"

    android:layout_width="match_parent"

    android:layout_height="match_parent"

    android:orientation="vertical"

    android:background="@android:color/background_dark"

        >

    <ScrollView

        android:layout_width="match_parent"

        android:layout_height="0px"

        android:layout_weight="1"

        android:layout_above="@+id/emergencyCallButton">

        <RelativeLayout

            android:layout_width="match_parent"

            android:layout_height="match_parent">

            <TextView

                android:id="@+id/topHeader"

                android:layout_width="match_parent"

                android:layout_height="64dip"

                android:layout_alignParentTop="true"

                android:layout_marginStart="4dip"

                android:textAppearance="?android:attr/textAppearanceMedium"

                android:gravity="center_vertical"

                android:drawableLeft="@drawable/ic_lock_idle_lock"

                android:drawablePadding="5dip"

                />

            <!-- spacer below header -->

            <View

                android:id="@+id/spacerTop"

                android:layout_width="match_parent"

                android:layout_height="1dip"

                android:layout_below="@id/topHeader"

                android:background="@drawable/divider_horizontal_dark"/>

            <TextView

                android:id="@+id/instructions"

                android:layout_width="match_parent"

                android:layout_height="wrap_content"

                android:layout_below="@+id/spacerTop"

                android:layout_marginTop="8dip"

                android:layout_marginStart="9dip"

                android:textAppearance="?android:attr/textAppearanceSmall"

                android:text="@android:string/lockscreen_glogin_instructions"

                />

            <EditText

                android:id="@+id/login"

                android:layout_width="match_parent"

                android:layout_height="wrap_content"

                android:layout_below="@id/instructions"

                android:layout_marginTop="8dip"

                android:layout_marginStart="7dip"

                android:layout_marginEnd="7dip"

                android:hint="@android:string/lockscreen_glogin_username_hint"

                android:inputType="textEmailAddress"

                />

            <EditText

                android:id="@+id/password"

                android:layout_width="match_parent"

                android:layout_height="wrap_content"

                android:layout_below="@id/login"

                android:layout_marginTop="15dip"

                android:layout_marginStart="7dip"

                android:layout_marginEnd="7dip"

                android:inputType="textPassword"

                android:hint="@android:string/lockscreen_glogin_password_hint"

                android:nextFocusRight="@+id/ok"

                android:nextFocusDown="@+id/ok"

                />

            <!-- ok below password, aligned to right of screen -->

            <Button

                android:id="@+id/ok"

                android:layout_width="wrap_content"

                android:layout_height="wrap_content"

                android:layout_below="@id/password"

                android:layout_marginTop="7dip"

                android:layout_marginEnd="7dip"

                android:layout_alignParentEnd="true"

                android:text="@android:string/lockscreen_glogin_submit_button"

                />

            <TextView

                android:layout_width="match_parent"

                android:layout_height="wrap_content"

                android:layout_below="@id/ok"

                android:layout_marginTop="50dip"

                android:text="@android:string/lockscreen_glogin_account_recovery_hint"

                android:textAppearance="?android:attr/textAppearanceMedium"

                android:gravity="center_horizontal"

                />

        </RelativeLayout>

    </ScrollView>

    <!-- spacer above emergency call -->

    <View

        android:layout_width="match_parent"

        android:layout_height="1dip"

        android:layout_marginBottom="4dip"

        android:background="@drawable/divider_horizontal_dark"/>

    <!-- emergency call button at bottom center -->

    <Button

        android:id="@+id/emergencyCallButton"

        android:layout_width="wrap_content"

        android:layout_height="wrap_content"

        android:layout_gravity="center"

        android:drawableLeft="@drawable/ic_emergency"

        android:drawablePadding="8dip"

        android:text="@android:string/lockscreen_emergency_call"

        android:visibility="gone"

        />

</LinearLayout>

<?xml version="1.0" encoding="utf-8"?>

<!--

**

** Copyright 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.

*/

-->

<!-- This is the general lock screen which shows information about the

  state of the device, as well as instructions on how to get past it

  depending on the state of the device.  It is the same for landscape

  and portrait.-->

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"

    android:orientation="vertical"

    android:gravity="bottom"

    android:layout_width="match_parent"

    android:layout_height="match_parent">

    <LinearLayout

        android:orientation="vertical"

        android:layout_width="match_parent"

        android:layout_height="wrap_content"

        android:layout_gravity="center"

        android:layout_marginBottom="15dip"

        android:layout_marginStart="15dip"

        android:layout_marginEnd="15dip"

        android:paddingTop="20dip"

        android:paddingBottom="20dip"

        android:background="@android:drawable/popup_full_dark"

        >

        <!-- when sim is present -->

        <TextView android:id="@+id/headerSimOk1"

                  android:layout_width="match_parent"

                  android:layout_height="wrap_content"

                  android:gravity="center"

                  android:textSize="34sp"/>

        <TextView android:id="@+id/headerSimOk2"

                  android:layout_width="match_parent"

                  android:layout_height="wrap_content"

                  android:gravity="center"

                  android:textSize="34sp"/>

        <!-- when sim is missing / locked -->

        <TextView android:id="@+id/headerSimBad1"

                  android:layout_width="match_parent"

                  android:layout_height="wrap_content"

                  android:gravity="center"

                  android:text="@android:string/lockscreen_missing_sim_message"

                  android:textAppearance="?android:attr/textAppearanceLarge"/>

        <TextView android:id="@+id/headerSimBad2"

                  android:layout_width="match_parent"

                  android:layout_height="wrap_content"

                  android:layout_marginTop="7dip"

                  android:layout_marginBottom="7dip"

                  android:gravity="center"

                  android:text="@android:string/lockscreen_missing_sim_instructions"

                  android:textAppearance="?android:attr/textAppearanceSmall"/>

        <!-- spacer after carrier info / sim messages -->

        <View

            android:layout_width="match_parent"

            android:layout_height="1dip"

            android:layout_marginTop="8dip"

            android:background="@android:drawable/divider_horizontal_dark"/>

        <!-- time and date -->

        <TextView android:id="@+id/time"

                  android:layout_width="match_parent"

                  android:layout_height="wrap_content"

                  android:gravity="center"

                  android:textSize="34sp"/>

        <TextView android:id="@+id/date"

                  android:layout_width="match_parent"

                  android:layout_height="wrap_content"

                  android:gravity="center"

                  android:textSize="18sp"/>

        <!-- spacer after time and date -->

        <View

            android:layout_width="match_parent"

            android:layout_height="1dip"

            android:layout_marginBottom="8dip"

            android:background="@android:drawable/divider_horizontal_dark"

                />

        <!-- battery info -->

        <LinearLayout android:id="@+id/batteryInfo"

                android:orientation="horizontal"

                android:layout_width="match_parent"

                android:layout_height="wrap_content"

                android:gravity="center"

              >

            <ImageView android:id="@+id/batteryInfoIcon"

                android:layout_width="wrap_content"

                android:layout_height="wrap_content"

                android:layout_marginEnd="6dip"

                android:baselineAligned="true"

                android:gravity="center"

            />

            <TextView android:id="@+id/batteryInfoText"

                      android:layout_width="wrap_content"

                      android:layout_height="wrap_content"

                      android:textSize="18sp"

                      android:gravity="center"

            />

        </LinearLayout>

        <!-- spacer after battery info -->

        <View android:id="@+id/batteryInfoSpacer"

            android:layout_width="match_parent"

            android:layout_height="1dip"

            android:layout_marginTop="8dip"

            android:layout_marginBottom="8dip"

            android:background="@android:drawable/divider_horizontal_dark"

                />

        <!-- next alarm info -->

        <LinearLayout android:id="@+id/nextAlarmInfo"

                android:orientation="horizontal"

                android:layout_width="match_parent"

                android:layout_height="wrap_content"

                android:gravity="center"

              >

            <ImageView

                android:layout_width="wrap_content"

                android:layout_height="wrap_content"

                android:layout_marginEnd="6dip"

                android:baselineAligned="true"

                android:src="@android:drawable/ic_lock_idle_alarm"

                android:gravity="center"

            />

            <TextView android:id="@+id/nextAlarmText"

                      android:layout_width="wrap_content"

                      android:layout_height="wrap_content"

                      android:textSize="18sp"

                      android:gravity="center"

            />

        </LinearLayout>

        <!-- spacer after alarm info -->

        <View android:id="@+id/nextAlarmSpacer"

            android:layout_width="match_parent"

            android:layout_height="1dip"

            android:layout_marginTop="8dip"

            android:layout_marginBottom="8dip"

            android:background="@android:drawable/divider_horizontal_dark"/>

        <!-- lock icon with 'screen locked' message

             (shown when SIM card is present) -->

        <LinearLayout android:id="@+id/screenLockedInfo"

            android:orientation="horizontal"

            android:layout_width="match_parent"

            android:layout_height="wrap_content"

            android:gravity="center"

            >

            <ImageView

                android:layout_width="wrap_content"

                android:layout_height="wrap_content"

                android:layout_marginEnd="6dip"

                android:baselineAligned="true"

                android:src="@android:drawable/ic_lock_idle_lock"

                android:gravity="center"

            />

            <TextView

                android:layout_width="wrap_content"

                android:layout_height="wrap_content"

                android:textSize="18sp"

                android:text="@android:string/lockscreen_screen_locked"

                android:gravity="center"

                    />

        </LinearLayout>

        <!-- message about how to unlock

             (shown when SIM card is present) -->

        <TextView android:id="@+id/lockInstructions"

                  android:layout_width="match_parent"

                  android:layout_height="wrap_content"

                  android:layout_marginBottom="5dip"

                  android:gravity="center"

                  android:textSize="14sp"/>

        <!-- emergency call button shown when sim is missing or PUKd -->

        <Button

            android:id="@+id/emergencyCallButton"

            android:layout_width="wrap_content"

            android:layout_height="wrap_content"

            android:layout_marginBottom="5dip"

            android:layout_marginTop="5dip"

            android:layout_gravity="center_horizontal"

            android:drawableLeft="@drawable/ic_emergency"

            android:drawablePadding="8dip"

            android:text="@android:string/lockscreen_emergency_call"

           />

    </LinearLayout>

</LinearLayout>