Changing RecentsView layout based on the split screen task size

Bug: 155816922
Change-Id: I33f69d72f8a27e3621d029c6ee4045c3664f3ac9

src/com/android/launcher3/util/WindowBounds.java

@@ -0,0 +1,47 @@
+/*
+ * Copyright (C) 2020 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.launcher3.util;
+
+import android.graphics.Point;
+import android.graphics.Rect;
+
+import androidx.annotation.Nullable;
+
+/**
+ * Utility class to hold information about window position and layout
+ */
+public class WindowBounds {
+
+    public final Rect bounds;
+    public final Rect insets;
+    public final Point availableSize;
+
+    public WindowBounds(Rect bounds, Rect insets) {
+        this.bounds = bounds;
+        this.insets = insets;
+        availableSize = new Point(bounds.width() - insets.left - insets.right,
+                bounds.height() - insets.top - insets.bottom);
+    }
+
+    @Override
+    public boolean equals(@Nullable Object obj) {
+        if (!(obj instanceof WindowBounds)) {
+            return false;
+        }
+        WindowBounds other = (WindowBounds) obj;
+        return other.bounds.equals(bounds) && other.insets.equals(insets);
+    }
+}