1 files changed, 59 insertions, 0 deletions
diff --git a/src/com/android/camera/ui/StackLayout.java b/src/com/android/camera/ui/StackLayout.java
new file mode 100644
index 0000000..ab08d2f
--- /dev/null
+++ b/src/com/android/camera/ui/StackLayout.java
@@ -0,0 +1,59 @@
+/*
+ * Copyright (C) 2011 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.camera.ui;
+
+import android.content.Context;
+import android.util.AttributeSet;
+import android.view.View;
+import android.view.ViewGroup;
+
+// A layout designed to make the children same size as the first child.
+public class StackLayout extends ViewGroup {
+    private static final String TAG = "StackLayout";
+
+    public StackLayout(Context context, AttributeSet attrs) {
+        super(context, attrs);
+    }
+
+    @Override
+    protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
+        final int count = getChildCount();
+
+        // Measure only the first child.
+        final View child = getChildAt(0);
+        measureChild(child, widthMeasureSpec, heightMeasureSpec);
+
+        // Ignore the paddings.
+        int width = child.getMeasuredWidth();
+        int height = child.getMeasuredHeight();
+
+        setMeasuredDimension(resolveSize(width, widthMeasureSpec),
+                resolveSize(height, heightMeasureSpec));
+    }
+
+    @Override
+    protected void onLayout(boolean changed, int l, int t, int r, int b) {
+        final int count = super.getChildCount();
+
+        for (int i = 0; i < count; i++) {
+            final View child = getChildAt(i);
+            if (child.getVisibility() != View.GONE) {
+                child.layout(0, 0, r - l, b - t);
+            }
+        }
+    }
+}