/* * 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. */ package com.android.setupwizardlib; import android.content.Context; import android.os.Bundle; import android.support.v7.widget.RecyclerView; import android.util.AttributeSet; import android.view.LayoutInflater; import android.view.View; import android.view.ViewGroup; /** * A layout to be used with {@code PreferenceFragment} in v14 support library. This can be specified * as the {@code android:layout} in the {@code app:preferenceFragmentStyle} in * {@code app:preferenceTheme}. * *

Example: *

{@code
 * <style android:name="MyActivityTheme">
 *     <item android:name="preferenceTheme">@style/MyPreferenceTheme</item>
 * </style>
 *
 * <style android:name="MyPreferenceTheme">
 *     <item android:name="preferenceFragmentStyle">@style/MyPreferenceFragmentStyle</item>
 * </style>
 *
 * <style android:name="MyPreferenceFragmentStyle">
 *     <item android:name="android:layout">@layout/my_preference_layout</item>
 * </style>
 * }
* * where {@code my_preference_layout} is a layout that contains * {@link com.android.setupwizardlib.SetupWizardPreferenceLayout}. * *

Example: *

{@code
 * <com.android.setupwizardlib.SetupWizardPreferenceLayout
 *     xmlns:android="http://schemas.android.com/apk/res/android"
 *     android:id="@id/list_container"
 *     android:layout_width="match_parent"
 *     android:layout_height="match_parent" />
 * }
* *

Fragments using this layout must delegate {@code onCreateRecyclerView} to the * implementation in this class: * {@link #onCreateRecyclerView(android.view.LayoutInflater, android.view.ViewGroup, android.os.Bundle)} */ public class SetupWizardPreferenceLayout extends SetupWizardRecyclerLayout { private RecyclerView mRecyclerView; public SetupWizardPreferenceLayout(Context context) { super(context); } public SetupWizardPreferenceLayout(Context context, int template, int containerId) { super(context, template, containerId); } public SetupWizardPreferenceLayout(Context context, AttributeSet attrs) { super(context, attrs); } public SetupWizardPreferenceLayout(Context context, AttributeSet attrs, int defStyleAttr) { super(context, attrs, defStyleAttr); } public RecyclerView getRecyclerView() { return mRecyclerView; } @Override protected ViewGroup findContainer(int containerId) { if (containerId == 0) { containerId = R.id.suw_layout_content; } return super.findContainer(containerId); } /** * This method must be called in {@code PreferenceFragment#onCreateRecyclerView}. */ public RecyclerView onCreateRecyclerView(LayoutInflater inflater, ViewGroup parent, Bundle savedInstanceState) { return mRecyclerView; } @Override protected View onInflateTemplate(LayoutInflater inflater, int template) { if (template == 0) { template = R.layout.suw_preference_template; } return super.onInflateTemplate(inflater, template); } @Override protected void onTemplateInflated() { // Inflate the recycler view here, so attributes on the decoration views can be applied // immediately. final LayoutInflater inflater = LayoutInflater.from(getContext()); mRecyclerView = (RecyclerView) inflater.inflate(R.layout.suw_preference_recycler_view, this, false); initRecyclerView(mRecyclerView); } }