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/*
* 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;
import android.content.Context;
import android.graphics.drawable.Drawable;
import android.util.AttributeSet;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import androidx.recyclerview.widget.RecyclerView;
import androidx.recyclerview.widget.RecyclerView.Adapter;
import androidx.recyclerview.widget.RecyclerView.ViewHolder;
import com.android.setupwizardlib.template.RecyclerMixin;
import com.android.setupwizardlib.template.RecyclerViewScrollHandlingDelegate;
import com.android.setupwizardlib.template.RequireScrollMixin;
/**
* A setup wizard layout for use with {@link androidx.recyclerview.widget.RecyclerView}.
* {@code android:entries} can also be used to specify an
* {@link com.android.setupwizardlib.items.ItemHierarchy} to be used with this layout in XML.
*
* @see SetupWizardListLayout
*/
public class SetupWizardRecyclerLayout extends SetupWizardLayout {
private static final String TAG = "RecyclerLayout";
protected RecyclerMixin mRecyclerMixin;
public SetupWizardRecyclerLayout(Context context) {
this(context, 0, 0);
}
public SetupWizardRecyclerLayout(Context context, int template, int containerId) {
super(context, template, containerId);
init(context, null, 0);
}
public SetupWizardRecyclerLayout(Context context, AttributeSet attrs) {
super(context, attrs);
init(context, attrs, 0);
}
public SetupWizardRecyclerLayout(Context context, AttributeSet attrs, int defStyleAttr) {
super(context, attrs, defStyleAttr);
init(context, attrs, defStyleAttr);
}
private void init(Context context, AttributeSet attrs, int defStyleAttr) {
mRecyclerMixin.parseAttributes(attrs, defStyleAttr);
registerMixin(RecyclerMixin.class, mRecyclerMixin);
final RequireScrollMixin requireScrollMixin = getMixin(RequireScrollMixin.class);
requireScrollMixin.setScrollHandlingDelegate(
new RecyclerViewScrollHandlingDelegate(requireScrollMixin, getRecyclerView()));
}
@Override
protected void onLayout(boolean changed, int left, int top, int right, int bottom) {
super.onLayout(changed, left, top, right, bottom);
mRecyclerMixin.onLayout();
}
/**
* @see RecyclerMixin#getAdapter()
*/
public Adapter<? extends ViewHolder> getAdapter() {
return mRecyclerMixin.getAdapter();
}
/**
* @see RecyclerMixin#setAdapter(Adapter)
*/
public void setAdapter(Adapter<? extends ViewHolder> adapter) {
mRecyclerMixin.setAdapter(adapter);
}
/**
* @see RecyclerMixin#getRecyclerView()
*/
public RecyclerView getRecyclerView() {
return mRecyclerMixin.getRecyclerView();
}
@Override
protected ViewGroup findContainer(int containerId) {
if (containerId == 0) {
containerId = R.id.suw_recycler_view;
}
return super.findContainer(containerId);
}
@Override
protected View onInflateTemplate(LayoutInflater inflater, int template) {
if (template == 0) {
template = R.layout.suw_recycler_template;
}
return super.onInflateTemplate(inflater, template);
}
@Override
protected void onTemplateInflated() {
final View recyclerView = findViewById(R.id.suw_recycler_view);
if (recyclerView instanceof RecyclerView) {
mRecyclerMixin = new RecyclerMixin(this, (RecyclerView) recyclerView);
} else {
throw new IllegalStateException(
"SetupWizardRecyclerLayout should use a template with recycler view");
}
}
@Override
// Returning generic type is the common pattern used for findViewBy* methods
@SuppressWarnings("TypeParameterUnusedInFormals")
public <T extends View> T findManagedViewById(int id) {
final View header = mRecyclerMixin.getHeader();
if (header != null) {
final T view = header.findViewById(id);
if (view != null) {
return view;
}
}
return super.findViewById(id);
}
/**
* @deprecated Use {@link #setDividerInsets(int, int)} instead.
*/
@Deprecated
public void setDividerInset(int inset) {
mRecyclerMixin.setDividerInset(inset);
}
/**
* Sets the start inset of the divider. This will use the default divider drawable set in the
* theme and apply insets to it.
*
* @param start The number of pixels to inset on the "start" side of the list divider. Typically
* this will be either {@code @dimen/suw_items_icon_divider_inset} or
* {@code @dimen/suw_items_text_divider_inset}.
* @param end The number of pixels to inset on the "end" side of the list divider.
*
* @see RecyclerMixin#setDividerInsets(int, int)
*/
public void setDividerInsets(int start, int end) {
mRecyclerMixin.setDividerInsets(start, end);
}
/**
* @deprecated Use {@link #getDividerInsetStart()} instead.
*/
@Deprecated
public int getDividerInset() {
return mRecyclerMixin.getDividerInset();
}
/**
* @see RecyclerMixin#getDividerInsetStart()
*/
public int getDividerInsetStart() {
return mRecyclerMixin.getDividerInsetStart();
}
/**
* @see RecyclerMixin#getDividerInsetEnd()
*/
public int getDividerInsetEnd() {
return mRecyclerMixin.getDividerInsetEnd();
}
/**
* @see RecyclerMixin#getDivider()
*/
public Drawable getDivider() {
return mRecyclerMixin.getDivider();
}
}
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