Add View paddingStart and paddingEnd

- use a lazy padding resolution (because layout direction is lazyly resolved too)
- cache resolved layout direction as getResolvedLayoutDirection() will be more called
- enable resetting layout direction cache if needed
- update unit tests

Change-Id: I30ce19e3100cc137f84e60163b60e1577ff61819

1 files changed, 135 insertions, 0 deletions

diff --git a/tests/BiDiTests/res/layout/view_padding_mixed.xml b/tests/BiDiTests/res/layout/view_padding_mixed.xml
new file mode 100644
index 0000000..092f55b
--- /dev/null
+++ b/tests/BiDiTests/res/layout/view_padding_mixed.xml
@@ -0,0 +1,135 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- 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.
+-->
+
+<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
+        android:id="@+id/view_padding_mixed"
+        android:layout_width="fill_parent"
+        android:layout_height="fill_parent">
+
+    <FrameLayout android:layout_width="match_parent"
+                 android:layout_height="match_parent">
+
+        <FrameLayout
+                android:layout_width="300dp"
+                android:layout_height="300dp"
+                android:layout_gravity="top|left"
+                android:background="#FF888888"
+                android:paddingTop="20dip"
+                android:paddingLeft="40dip"
+                android:paddingStart="5dip"
+                android:paddingBottom="30dip"
+                android:paddingRight="50dip"
+                android:layoutDirection="ltr">
+
+            <FrameLayout
+                    android:layout_width="100dp"
+                    android:layout_height="100dp"
+                    android:layout_gravity="top|left"
+                    android:background="#FF0000FF">
+            </FrameLayout>
+
+            <FrameLayout
+                    android:layout_width="100dp"
+                    android:layout_height="100dp"
+                    android:layout_gravity="bottom|right"
+                    android:background="#FF00FF00">
+            </FrameLayout>
+        </FrameLayout>
+
+        <FrameLayout
+                android:layout_width="300dp"
+                android:layout_height="300dp"
+                android:layout_gravity="top|center_horizontal"
+                android:background="#FF888888"
+                android:paddingTop="20dip"
+                android:paddingLeft="40dip"
+                android:paddingEnd="5dip"
+                android:paddingBottom="30dip"
+                android:paddingRight="50dip"
+                android:layoutDirection="ltr">
+
+            <FrameLayout
+                    android:layout_width="100dp"
+                    android:layout_height="100dp"
+                    android:layout_gravity="top|left"
+                    android:background="#FF0000FF">
+            </FrameLayout>
+
+            <FrameLayout
+                    android:layout_width="100dp"
+                    android:layout_height="100dp"
+                    android:layout_gravity="bottom|right"
+                    android:background="#FF00FF00">
+            </FrameLayout>
+        </FrameLayout>
+
+        <FrameLayout
+                android:layout_width="300dp"
+                android:layout_height="300dp"
+                android:layout_gravity="bottom|left"
+                android:background="#FF888888"
+                android:paddingTop="20dip"
+                android:paddingLeft="40dip"
+                android:paddingStart="5dip"
+                android:paddingBottom="30dip"
+                android:paddingRight="50dip"
+                android:layoutDirection="rtl">
+
+            <FrameLayout
+                    android:layout_width="100dp"
+                    android:layout_height="100dp"
+                    android:layout_gravity="top|left"
+                    android:background="#FF0000FF">
+            </FrameLayout>
+
+            <FrameLayout
+                    android:layout_width="100dp"
+                    android:layout_height="100dp"
+                    android:layout_gravity="bottom|right"
+                    android:background="#FF00FF00">
+            </FrameLayout>
+        </FrameLayout>
+
+        <FrameLayout
+                android:layout_width="300dp"
+                android:layout_height="300dp"
+                android:layout_gravity="bottom|center_horizontal"
+                android:background="#FF888888"
+                android:paddingTop="20dip"
+                android:paddingLeft="40dip"
+                android:paddingEnd="5dip"
+                android:paddingBottom="30dip"
+                android:paddingRight="50dip"
+                android:layoutDirection="rtl">
+
+            <FrameLayout
+                    android:layout_width="100dp"
+                    android:layout_height="100dp"
+                    android:layout_gravity="top|left"
+                    android:background="#FF0000FF">
+            </FrameLayout>
+
+            <FrameLayout
+                    android:layout_width="100dp"
+                    android:layout_height="100dp"
+                    android:layout_gravity="bottom|right"
+                    android:background="#FF00FF00">
+            </FrameLayout>
+        </FrameLayout>
+
+    </FrameLayout>
+
+</FrameLayout>