[SuwLib] Add SwitchItem

Bug: 27600894
Change-Id: Idca6f2fad550561ed71f9eb1bcae8ba54c5dae33

library/eclair-mr1/res/layout/suw_items_switch.xml

@@ -0,0 +1,75 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+    Copyright (C) 2016 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.
+-->
+
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools"
+    style="@style/SuwItemContainer.Verbose"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"
+    android:descendantFocusability="blocksDescendants"
+    android:orientation="horizontal">
+
+    <FrameLayout
+        android:id="@+id/suw_items_icon_container"
+        android:layout_width="@dimen/suw_items_icon_container_width"
+        android:layout_height="wrap_content"
+        android:layout_gravity="top"
+        android:gravity="start">
+
+        <ImageView
+            android:id="@+id/suw_items_icon"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            tools:ignore="ContentDescription" />
+
+    </FrameLayout>
+
+    <LinearLayout
+        android:layout_width="0dp"
+        android:layout_height="wrap_content"
+        android:layout_marginBottom="@dimen/suw_items_verbose_padding_bottom_extra"
+        android:layout_weight="1"
+        android:orientation="vertical">
+
+        <TextView
+            android:id="@+id/suw_items_title"
+            style="@style/SuwItemTitle.Verbose"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:gravity="start"
+            android:textAlignment="viewStart"
+            tools:ignore="UnusedAttribute" />
+
+        <TextView
+            android:id="@+id/suw_items_summary"
+            style="@style/SuwItemSummary"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:gravity="start"
+            android:textAlignment="viewStart"
+            android:visibility="gone"
+            tools:ignore="UnusedAttribute" />
+
+    </LinearLayout>
+
+    <android.support.v7.widget.SwitchCompat
+        android:id="@+id/suw_items_switch"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_gravity="center_vertical" />
+
+</LinearLayout>

library/eclair-mr1/res/values/attrs.xml

@@ -0,0 +1,24 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+    Copyright (C) 2016 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.
+-->
+
+<resources>
+
+    <declare-styleable name="SuwSwitchItem">
+        <attr name="android:checked" />
+    </declare-styleable>
+
+</resources>

library/eclair-mr1/src/com/android/setupwizardlib/items/SwitchItem.java

@@ -0,0 +1,99 @@
+/*
+ * Copyright (C) 2015 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.setupwizardlib.items;
+
+import android.content.Context;
+import android.content.res.TypedArray;
+import android.support.v7.widget.SwitchCompat;
+import android.util.AttributeSet;
+import android.view.View;
+import android.widget.CompoundButton;
+
+import com.android.setupwizardlib.R;
+
+/**
+ * An Item with a switch, which the user can
+ */
+public class SwitchItem extends Item implements CompoundButton.OnCheckedChangeListener {
+
+    public interface OnCheckedChangeListener {
+        void onCheckedChange(SwitchItem item, boolean isChecked);
+    }
+
+    private boolean mChecked = false;
+    private OnCheckedChangeListener mListener;
+
+    public SwitchItem() {
+        super();
+    }
+
+    public SwitchItem(Context context, AttributeSet attrs) {
+        super(context, attrs);
+        final TypedArray a = context.obtainStyledAttributes(attrs, R.styleable.SuwSwitchItem);
+        mChecked = a.getBoolean(R.styleable.SuwSwitchItem_android_checked, false);
+        a.recycle();
+    }
+
+    public void setChecked(boolean checked) {
+        if (mChecked != checked) {
+            mChecked = checked;
+            notifyChanged();
+            if (mListener != null) {
+                mListener.onCheckedChange(this, checked);
+            }
+        }
+    }
+
+    public boolean isChecked() {
+        return mChecked;
+    }
+
+    protected int getDefaultLayoutResource() {
+        return R.layout.suw_items_switch;
+    }
+
+    /**
+     * Toggle the checked state of the switch, without invalidating the entire item.
+     *
+     * @param view The root view of this item, typically from the argument of onItemClick.
+     */
+    public void toggle(View view) {
+        mChecked = !mChecked;
+        final SwitchCompat switchView = (SwitchCompat) view.findViewById(R.id.suw_items_switch);
+        switchView.setChecked(mChecked);
+    }
+
+    @Override
+    public void onBindView(View view) {
+        super.onBindView(view);
+        final SwitchCompat switchView = (SwitchCompat) view.findViewById(R.id.suw_items_switch);
+        switchView.setChecked(mChecked);
+        switchView.setOnCheckedChangeListener(this);
+        switchView.setEnabled(isEnabled());
+    }
+
+    public void setOnCheckedChangeListener(OnCheckedChangeListener listener) {
+        mListener = listener;
+    }
+
+    @Override
+    public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
+        if (mListener != null) {
+            mListener.onCheckedChange(this, isChecked);
+        }
+    }
+}

library/eclair-mr1/test/src/com/android/setupwizardlib/test/SwitchItemTest.java

@@ -0,0 +1,171 @@
+/*
+ * Copyright (C) 2015 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.setupwizardlib.test;
+
+import android.support.v7.widget.SwitchCompat;
+import android.test.AndroidTestCase;
+import android.test.suitebuilder.annotation.SmallTest;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.FrameLayout;
+import android.widget.ImageView;
+import android.widget.TextView;
+
+import com.android.setupwizardlib.R;
+import com.android.setupwizardlib.items.SwitchItem;
+
+public class SwitchItemTest extends AndroidTestCase {
+
+    private SwitchCompat mSwitch;
+
+    @SmallTest
+    public void testChecked() {
+        SwitchItem item = new SwitchItem();
+        item.setTitle("TestTitle");
+        item.setSummary("TestSummary");
+        View view = createLayout();
+
+        item.setChecked(true);
+
+        item.onBindView(view);
+
+        assertTrue("Switch should be checked", mSwitch.isChecked());
+    }
+
+    @SmallTest
+    public void testNotChecked() {
+        SwitchItem item = new SwitchItem();
+        item.setTitle("TestTitle");
+        item.setSummary("TestSummary");
+        View view = createLayout();
+
+        item.setChecked(false);
+
+        item.onBindView(view);
+
+        assertFalse("Switch should be unchecked", mSwitch.isChecked());
+    }
+
+    @SmallTest
+    public void testListener() {
+        SwitchItem item = new SwitchItem();
+        item.setTitle("TestTitle");
+        item.setSummary("TestSummary");
+        View view = createLayout();
+
+        item.setChecked(true);
+
+        final TestOnCheckedChangeListener listener = new TestOnCheckedChangeListener();
+        item.setOnCheckedChangeListener(listener);
+
+        item.onBindView(view);
+
+        assertTrue("Switch should be checked", mSwitch.isChecked());
+        mSwitch.setChecked(false);
+
+        assertTrue("Listener should be called", listener.called);
+        assertFalse("Listener should not be checked", listener.checked);
+
+        mSwitch.setChecked(true);
+
+        assertTrue("Listener should be called", listener.called);
+        assertTrue("Listener should be checked", listener.checked);
+    }
+
+    @SmallTest
+    public void testListenerSetChecked() {
+        // Check that calling setChecked on the item will also call the listener.
+
+        SwitchItem item = new SwitchItem();
+        item.setTitle("TestTitle");
+        item.setSummary("TestSummary");
+        View view = createLayout();
+
+        item.setChecked(true);
+
+        final TestOnCheckedChangeListener listener = new TestOnCheckedChangeListener();
+        item.setOnCheckedChangeListener(listener);
+
+        item.onBindView(view);
+
+        assertTrue("Switch should be checked", mSwitch.isChecked());
+        item.setChecked(false);
+
+        assertTrue("Listener should be called", listener.called);
+        assertFalse("Listener should not be checked", listener.checked);
+
+        item.setChecked(true);
+
+        assertTrue("Listener should be called", listener.called);
+        assertTrue("Listener should be checked", listener.checked);
+    }
+
+    @SmallTest
+    public void testToggle() {
+        SwitchItem item = new SwitchItem();
+        item.setTitle("TestTitle");
+        item.setSummary("TestSummary");
+        View view = createLayout();
+
+        item.setChecked(true);
+        item.onBindView(view);
+
+        assertTrue("Switch should be checked", mSwitch.isChecked());
+
+        item.toggle(view);
+
+        assertFalse("Switch should be unchecked", mSwitch.isChecked());
+    }
+
+    private ViewGroup createLayout() {
+        ViewGroup root = new FrameLayout(mContext);
+
+        TextView titleView = new TextView(mContext);
+        titleView.setId(R.id.suw_items_title);
+        root.addView(titleView);
+
+        TextView summaryView = new TextView(mContext);
+        summaryView.setId(R.id.suw_items_summary);
+        root.addView(summaryView);
+
+        FrameLayout iconContainer = new FrameLayout(mContext);
+        iconContainer.setId(R.id.suw_items_icon_container);
+        root.addView(iconContainer);
+
+        ImageView iconView = new ImageView(mContext);
+        iconView.setId(R.id.suw_items_icon);
+        iconContainer.addView(iconView);
+
+        mSwitch = new SwitchCompat(mContext);
+        mSwitch.setId(R.id.suw_items_switch);
+        root.addView(mSwitch);
+
+        return root;
+    }
+
+    private static class TestOnCheckedChangeListener implements SwitchItem.OnCheckedChangeListener {
+
+        public boolean called = false;
+        public boolean checked = false;
+
+        @Override
+        public void onCheckedChange(SwitchItem item, boolean isChecked) {
+            called = true;
+            checked = isChecked;
+        }
+    }
+}

library/rules.gradle

@@ -96,8 +96,12 @@ android {
             res.srcDirs = ['test/res']
         }
 
+        androidTestEclairMr1Compat {
+            java.srcDirs = ['eclair-mr1/test/src']
+        }
+
         androidTestFullSupport {
-            java.srcDirs = ['full-support/test/src']
+            java.srcDirs = ['full-support/test/src', 'eclair-mr1/test/src']
             res.srcDirs = ['full-support/test/res']
         }
     }