Merge "FUL uses square aspect ratio for all layouts fixes b/7426399" into jb-mr1-lockscreen-dev

core/java/com/android/internal/widget/FaceUnlockView.java

@@ -0,0 +1,67 @@
+/*
+ * Copyright (C) 2012 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 android.content.Context;
+import android.util.AttributeSet;
+import android.util.Log;
+import android.view.View;
+import android.widget.RelativeLayout;
+
+public class FaceUnlockView extends RelativeLayout {
+    private static final String TAG = "FaceUnlockView";
+
+    public FaceUnlockView(Context context) {
+        this(context, null);
+    }
+
+    public FaceUnlockView(Context context, AttributeSet attrs) {
+        super(context, attrs);
+    }
+
+    private int resolveMeasured(int measureSpec, int desired)
+    {
+        int result = 0;
+        int specSize = MeasureSpec.getSize(measureSpec);
+        switch (MeasureSpec.getMode(measureSpec)) {
+            case MeasureSpec.UNSPECIFIED:
+                result = desired;
+                break;
+            case MeasureSpec.AT_MOST:
+                result = Math.max(specSize, desired);
+                break;
+            case MeasureSpec.EXACTLY:
+            default:
+                result = specSize;
+        }
+        return result;
+    }
+
+    @Override
+    protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
+        super.onMeasure(widthMeasureSpec, heightMeasureSpec);
+
+        final int minimumWidth = getSuggestedMinimumWidth();
+        final int minimumHeight = getSuggestedMinimumHeight();
+        int viewWidth = resolveMeasured(widthMeasureSpec, minimumWidth);
+        int viewHeight = resolveMeasured(heightMeasureSpec, minimumHeight);
+
+        viewWidth = viewHeight = Math.min(viewWidth, viewHeight);
+        Log.v(TAG, "FaceUnlockView dimensions: " + viewWidth + "x" + viewHeight);
+        setMeasuredDimension(viewWidth, viewHeight);
+    }
+}

core/res/res/layout/keyguard_face_unlock_view.xml

@@ -30,10 +30,10 @@
         android:layout_height="wrap_content"
         />
 
-    <RelativeLayout
+    <com.android.internal.widget.FaceUnlockView
         android:id="@+id/face_unlock_area_view"
         android:layout_width="match_parent"
-        android:layout_height="@*android:dimen/face_unlock_height"
+        android:layout_height="0dp"
         android:background="@*android:drawable/intro_bg"
         android:gravity="center"
         android:layout_weight="1">
@@ -55,8 +55,7 @@
             android:background="#00000000"
             android:src="@*android:drawable/ic_facial_backup"
         />
-
-    </RelativeLayout>
+    </com.android.internal.widget.FaceUnlockView>
 
     <include layout="@layout/keyguard_emergency_carrier_area"
         android:id="@+id/keyguard_selector_fade_container"