Merge "Fix broken keyguard in car sysui" into sc-dev

packages/SystemUI/src/com/android/keyguard/NumPadButton.java

@@ -17,6 +17,7 @@ package com.android.keyguard;
 
 import android.content.Context;
 import android.content.res.ColorStateList;
+import android.graphics.drawable.Drawable;
 import android.graphics.drawable.LayerDrawable;
 import android.graphics.drawable.VectorDrawable;
 import android.util.AttributeSet;
@@ -24,6 +25,8 @@ import android.view.ContextThemeWrapper;
 import android.view.MotionEvent;
 import android.view.ViewGroup;
 
+import androidx.annotation.Nullable;
+
 import com.android.settingslib.Utils;
 import com.android.systemui.R;
 
@@ -32,13 +35,19 @@ import com.android.systemui.R;
  */
 public class NumPadButton extends AlphaOptimizedImageButton {
 
+    @Nullable
     private NumPadAnimator mAnimator;
 
     public NumPadButton(Context context, AttributeSet attrs) {
         super(context, attrs);
 
-        mAnimator = new NumPadAnimator(context, (LayerDrawable) getBackground(),
-                attrs.getStyleAttribute());
+        Drawable background = getBackground();
+        if (background instanceof LayerDrawable) {
+            mAnimator = new NumPadAnimator(context, (LayerDrawable) background,
+                    attrs.getStyleAttribute());
+        } else {
+            mAnimator = null;
+        }
     }
 
     @Override
@@ -93,9 +102,11 @@ public class NumPadButton extends AlphaOptimizedImageButton {
      * By default, the new layout will be enabled. Invoking will revert to the old style
      */
     public void disableNewLayout() {
-        mAnimator = null;
-        ContextThemeWrapper ctw = new ContextThemeWrapper(getContext(), R.style.NumPadKey);
-        setBackground(getContext().getResources().getDrawable(
-                R.drawable.ripple_drawable_pin, ctw.getTheme()));
+        if (mAnimator != null) {
+            mAnimator = null;
+            ContextThemeWrapper ctw = new ContextThemeWrapper(getContext(), R.style.NumPadKey);
+            setBackground(getContext().getResources().getDrawable(
+                    R.drawable.ripple_drawable_pin, ctw.getTheme()));
+        }
     }
 }

packages/SystemUI/src/com/android/keyguard/NumPadKey.java

@@ -18,6 +18,7 @@ package com.android.keyguard;
 
 import android.content.Context;
 import android.content.res.TypedArray;
+import android.graphics.drawable.Drawable;
 import android.graphics.drawable.LayerDrawable;
 import android.os.PowerManager;
 import android.os.SystemClock;
@@ -31,6 +32,8 @@ import android.view.ViewGroup;
 import android.view.accessibility.AccessibilityManager;
 import android.widget.TextView;
 
+import androidx.annotation.Nullable;
+
 import com.android.internal.widget.LockPatternUtils;
 import com.android.settingslib.Utils;
 import com.android.systemui.R;
@@ -48,6 +51,7 @@ public class NumPadKey extends ViewGroup {
     private int mTextViewResId;
     private PasswordTextView mTextView;
 
+    @Nullable
     private NumPadAnimator mAnimator;
 
     private View.OnClickListener mListener = new View.OnClickListener() {
@@ -127,8 +131,13 @@ public class NumPadKey extends ViewGroup {
 
         setContentDescription(mDigitText.getText().toString());
 
-        mAnimator = new NumPadAnimator(context, (LayerDrawable) getBackground(),
-                R.style.NumPadKey);
+        Drawable background = getBackground();
+        if (background instanceof LayerDrawable) {
+            mAnimator = new NumPadAnimator(context, (LayerDrawable) background,
+                    R.style.NumPadKey);
+        } else {
+            mAnimator = null;
+        }
     }
 
     /**
@@ -136,10 +145,12 @@ public class NumPadKey extends ViewGroup {
      */
     public void disableNewLayout() {
         findViewById(R.id.klondike_text).setVisibility(View.VISIBLE);
-        mAnimator = null;
-        ContextThemeWrapper ctw = new ContextThemeWrapper(getContext(), R.style.NumPadKey);
-        setBackground(getContext().getResources().getDrawable(
-                R.drawable.ripple_drawable_pin, ctw.getTheme()));
+        if (mAnimator != null) {
+            mAnimator = null;
+            ContextThemeWrapper ctw = new ContextThemeWrapper(getContext(), R.style.NumPadKey);
+            setBackground(getContext().getResources().getDrawable(
+                    R.drawable.ripple_drawable_pin, ctw.getTheme()));
+        }
     }
 
     /**

packages/SystemUI/src/com/android/keyguard/PasswordTextView.java

@@ -121,9 +121,19 @@ public class PasswordTextView extends View {
     public PasswordTextView(Context context, AttributeSet attrs, int defStyleAttr,
             int defStyleRes) {
         super(context, attrs, defStyleAttr, defStyleRes);
-        setFocusableInTouchMode(true);
-        setFocusable(true);
-        TypedArray a = context.obtainStyledAttributes(attrs, R.styleable.PasswordTextView);
+        TypedArray a = context.obtainStyledAttributes(attrs, android.R.styleable.View);
+        try {
+            // If defined, use the provided values. If not, set them to true by default.
+            boolean isFocusable = a.getBoolean(android.R.styleable.View_focusable,
+                    /* defValue= */ true);
+            boolean isFocusableInTouchMode = a.getBoolean(
+                    android.R.styleable.View_focusableInTouchMode, /* defValue= */ true);
+            setFocusable(isFocusable);
+            setFocusableInTouchMode(isFocusableInTouchMode);
+        } finally {
+            a.recycle();
+        }
+        a = context.obtainStyledAttributes(attrs, R.styleable.PasswordTextView);
         try {
             mTextHeightRaw = a.getInt(R.styleable.PasswordTextView_scaledTextSize, 0);
             mGravity = a.getInt(R.styleable.PasswordTextView_android_gravity, Gravity.CENTER);