Merge "Minor cleanup for FingerprintDialog"

     * Per-user version, see {@link FingerprintManager#authenticate(CryptoObject,

     * CancellationSignal, Bundle, Executor, IFingerprintDialogReceiver, AuthenticationCallback)}

     * @param userId the user ID that the fingerprint hardware will authenticate for.

     * @hide

     */

    public void authenticate(int userId,

    private void authenticate(int userId,

            @Nullable CryptoObject crypto,

            @NonNull CancellationSignal cancel,

            @NonNull Bundle bundle,

    <dimen name="fingerprint_dialog_icon_size">44dp</dimen>

    <dimen name="fingerprint_dialog_fp_icon_size">60dp</dimen>

    <dimen name="fingerprint_dialog_animation_translation_offset">350dp</dimen>

</resources>

package com.android.systemui.fingerprint;

import android.animation.Animator;

import android.app.ActivityManager;

import android.content.ComponentName;

import android.content.Context;

import android.os.Bundle;

import android.os.Handler;

import android.os.IBinder;

import android.util.DisplayMetrics;

import android.view.KeyEvent;

import android.view.LayoutInflater;

import android.view.MotionEvent;

import android.view.View;

import android.view.ViewGroup;

import android.view.ViewPropertyAnimator;

import android.view.WindowManager;

import android.view.animation.AnimationUtils;

import android.view.animation.Interpolator;

import android.widget.Button;

import android.widget.ImageView;

import android.widget.LinearLayout;

import android.widget.TextView;

import com.android.systemui.Interpolators;

import com.android.systemui.R;

import com.android.systemui.shared.system.ActivityManagerWrapper;

import com.android.systemui.shared.system.PackageManagerWrapper;

    private static final String TAG = "FingerprintDialogView";

    private static final int ANIMATION_VERTICAL_OFFSET_DP = 96;

    private static final int ANIMATION_DURATION = 250; // ms

    private final IBinder mWindowToken = new Binder();

    private final WindowManager mWindowManager;

    private final ActivityManagerWrapper mActivityManagerWrapper;

    private final PackageManagerWrapper mPackageManageWrapper;

    private final Interpolator mLinearOutSlowIn;

    private final Interpolator mFastOutLinearIn;

    private final float mAnimationTranslationOffset;

    private ViewGroup mLayout;

    private final TextView mErrorText;

    private Handler mHandler;

    private Bundle mBundle;

    private final float mDensity;

    private final LinearLayout mDialog;

    public FingerprintDialogView(Context context, Handler handler) {

        super(context);

        mHandler = handler;

        mWindowManager = (WindowManager) context.getSystemService(Context.WINDOW_SERVICE);

        mActivityManagerWrapper = ActivityManagerWrapper.getInstance();

        mPackageManageWrapper = PackageManagerWrapper.getInstance();

        mLinearOutSlowIn = AnimationUtils

                .loadInterpolator(getContext(), android.R.interpolator.linear_out_slow_in);

        mFastOutLinearIn = AnimationUtils

                .loadInterpolator(getContext(), android.R.interpolator.fast_out_linear_in);

        mLinearOutSlowIn = Interpolators.LINEAR_OUT_SLOW_IN;

        mFastOutLinearIn = Interpolators.FAST_OUT_LINEAR_IN;

        mAnimationTranslationOffset = getResources()

                .getDimension(R.dimen.fingerprint_dialog_animation_translation_offset);

        // Create the dialog

        LayoutInflater factory = LayoutInflater.from(getContext());

        addView(mLayout);

        mDialog = mLayout.findViewById(R.id.dialog);

        DisplayMetrics metrics = new DisplayMetrics();

        mWindowManager.getDefaultDisplay().getMetrics(metrics);

        mDensity = metrics.density;

        mErrorText = mLayout.findViewById(R.id.error);

        }

        // Dim the background and slide the dialog up

        mDialog.setTranslationY(ANIMATION_VERTICAL_OFFSET_DP * mDensity);

        mDialog.setTranslationY(mAnimationTranslationOffset);

        mLayout.setAlpha(0f);

        postOnAnimation(new Runnable() {

            @Override