package com.github.huajianjiang.expandablerecyclerview.sample;
import android.app.Activity;
import android.content.Intent;
import android.os.Bundle;
import android.support.annotation.Nullable;
import android.support.v4.app.DialogFragment;
import android.support.v4.app.Fragment;
import android.support.v7.widget.DefaultItemAnimator;
import android.support.v7.widget.RecyclerView;
import android.util.Log;
import android.view.ContextMenu;
import android.view.LayoutInflater;
import android.view.Menu;
import android.view.MenuInflater;
import android.view.MenuItem;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ImageView;
import com.github.huajianjiang.expandablerecyclerview.sample.adapter.MyAdapter;
import com.github.huajianjiang.expandablerecyclerview.sample.anim.CircularRevealItemAnimator;
import com.github.huajianjiang.expandablerecyclerview.sample.model.MyParent;
import com.github.huajianjiang.expandablerecyclerview.sample.util.AppUtil;
import com.github.huajianjiang.expandablerecyclerview.util.Logger;
import com.github.huajianjiang.expandablerecyclerview.widget.ExpandableAdapter;
import com.github.huajianjiang.expandablerecyclerview.widget.ExpandableRecyclerView;
import com.github.huajianjiang.expandablerecyclerview.widget.ParentViewHolder;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
import java.util.ArrayList;
import java.util.List;
import static com.github.huajianjiang.expandablerecyclerview.sample.SingleRvFragment.KEY_DATA;
import static com.github.huajianjiang.expandablerecyclerview.sample.SingleRvFragment.REQUEST_RESULT;
/**
* @author HuaJian Jiang.
* Date 2017/1/23.
*/
public class MultipleRvFragment extends Fragment {
private static final String TAG = MultipleRvFragment.class.getSimpleName();
private MyAdapter mAdapter;
private RecyclerView.ItemAnimator mItemAnimator;
private PresenterImpl mIPresenter;
private ArrayList<MyParent> mData;
@Override
public void onCreate(@Nullable Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setHasOptionsMenu(true);
setRetainInstance(true);
}
@Nullable
@Override
public View onCreateView(LayoutInflater inflater, @Nullable ViewGroup container,
@Nullable Bundle savedInstanceState)
{
return inflater.inflate(R.layout.fragment_multiple_rv, container, false);
}
@Override
public void onActivityCreated(@Nullable Bundle savedInstanceState) {
super.onActivityCreated(savedInstanceState);
// 保存 ExpandableRecyclerView 状态
if (savedInstanceState != null) {
Logger.e(TAG, "<<<<<<<<<<<<<<<<<< Restore Data >>>>>>>>>>>>>>>>>");
mData = savedInstanceState.getParcelableArrayList(KEY_DATA);
} else {
mData = AppUtil.getListData();
}
init(getView());
mAdapter.onRestoreInstanceState(savedInstanceState);
}
private void init(View rootView) {
mAdapter = new MyAdapter(getActivity(), mData);
mAdapter.setExpandCollapseMode(ExpandableAdapter.ExpandCollapseMode.MODE_DEFAULT);
mAdapter.addParentExpandableStateChangeListener(new ParentExpandableStateChangeListener());
mAdapter.addParentExpandCollapseListener(new ParentExpandCollapseListener());
RecyclerView rv_top= (RecyclerView) rootView.findViewById(R.id.rv_top);
rv_top.setAdapter(mAdapter);
rv_top.addItemDecoration(mAdapter.getItemDecoration());
mItemAnimator =
AppUtil.checkLollipop() ? new CircularRevealItemAnimator() : new DefaultItemAnimator();
rv_top.setItemAnimator(mItemAnimator);
RecyclerView rv_bottom = (RecyclerView) rootView.findViewById(R.id.rv_bottom);
rv_bottom.setAdapter(mAdapter);
rv_bottom.addItemDecoration(mAdapter.getItemDecoration());
mIPresenter = new PresenterImpl(mAdapter, mData);
registerForContextMenu(rv_top);
registerForContextMenu(rv_bottom);
}
private class ParentExpandableStateChangeListener
implements ExpandableAdapter.OnParentExpandableStateChangeListener
{
@Override
public void onParentExpandableStateChanged(RecyclerView rv, ParentViewHolder pvh,
int position, boolean expandable)
{
Logger.e(TAG, "onParentExpandableStateChanged=" + position + "," + rv.getTag());
if (pvh == null) return;
ImageView arrow = pvh.getView(R.id.arrow);
if (expandable && arrow.getVisibility() != View.VISIBLE) {
arrow.setVisibility(View.VISIBLE);
arrow.setRotation(pvh.isExpanded() ? 180 : 0);
} else if (!expandable && arrow.getVisibility() == View.VISIBLE) {
arrow.setVisibility(View.GONE);
}
}
}
private class ParentExpandCollapseListener
implements ExpandableAdapter.OnParentExpandCollapseListener
{
@Override
public void onParentExpanded(RecyclerView rv, ParentViewHolder pvh, int position,
boolean pendingCause, boolean byUser)
{
Logger.e(TAG, "onParentExpanded=" + position + "," + rv.getTag() + ",byUser=" + byUser);
if (pvh == null) return;
ImageView arrow = pvh.getView(R.id.arrow);
if (arrow.getVisibility() != View.VISIBLE) return;
float currRotate = arrow.getRotation();
//重置为从0开始旋转
if (currRotate == 360) {
arrow.setRotation(0);
}
if (pendingCause) {
arrow.setRotation(180);
} else {
arrow.animate()
.rotation(180)
.setDuration(mItemAnimator.getAddDuration() + 180)
.start();
}
}
@Override
public void onParentCollapsed(RecyclerView rv, ParentViewHolder pvh, int position,
boolean pendingCause, boolean byUser)
{
Logger.e(TAG,
"onParentCollapsed=" + position + ",tag=" + rv.getTag() + ",byUser=" + byUser);
if (pvh == null) return;
final ImageView arrow = pvh.getView(R.id.arrow);
if (arrow.getVisibility() != View.VISIBLE) return;
final float currRotate = arrow.getRotation();
float rotate = 360;
//未展开完全并且当前旋转角度小于180，逆转回去
if (currRotate < 180) {
rotate = 0;
}
if (pendingCause) {
arrow.setRotation(rotate);
} else {
arrow.animate().rotation(rotate)
.setDuration(mItemAnimator.getRemoveDuration() + 180).start();
}
}
}
@Override
public void onCreateContextMenu(ContextMenu menu, View v, ContextMenu.ContextMenuInfo menuInfo)
{
getActivity().getMenuInflater().inflate(R.menu.menu_main, menu);
}
@Override
public boolean onContextItemSelected(MenuItem item) {
ExpandableRecyclerView.ExpandableRecyclerViewContextMenuInfo menuInfo =
(ExpandableRecyclerView.ExpandableRecyclerViewContextMenuInfo) item.getMenuInfo();
Logger.e(TAG, menuInfo.toString());
return true;
}
@Override
public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) {
inflater.inflate(R.menu.menu_main, menu);
}
@Override
public boolean onOptionsItemSelected(MenuItem item) {
int id = item.getItemId();
switch (id) {
case R.id.action_test:
DialogFragment dialog = (DialogFragment) getChildFragmentManager()
.findFragmentByTag("dialog");
if (dialog == null) dialog = new MyDialog();
dialog.setTargetFragment(this, REQUEST_RESULT);
dialog.show(getChildFragmentManager(), "dialog");
break;
case R.id.action_refresh:
mAdapter.notifyAllChanged();
break;
case R.id.action_toggle_expandable_1:
mAdapter.toggleExpandable(1);
break;
case R.id.action_expand_all:
mAdapter.expandAllParents();
break;
case R.id.action_collapse_all:
mAdapter.collapseAllParents();
break;
case R.id.action_expand_1:
mAdapter.expandParent(1);
break;
case R.id.action_collapse_1:
mAdapter.collapseParent(1);
break;
}
return super.onOptionsItemSelected(item);
}
@Override
public void onActivityResult(int requestCode, int resultCode, Intent data) {
if (resultCode != Activity.RESULT_OK) return;
if (requestCode == REQUEST_RESULT) {
ArrayList<String> requests = data.getStringArrayListExtra(MyDialog.REQUEST);
Log.e(TAG, "requests=" + requests.toString());
final int requestCount = requests.size();
for (int i = 0; i < requestCount; i++) {
String request = requests.get(i);
String[] requestSplit = request.split(",");
String method = requestSplit[0];
final int argsCount = requestSplit.length - 1;
try {
Object[] args = new Object[argsCount];
Class<?>[] argTypes = new Class<?>[argsCount];
for (int k = 0; k < argsCount; k++) {
argTypes[k] = int.class;
try {
args[k] = Integer.valueOf(requestSplit[k + 1]);
} catch (NumberFormatException e) {
AppUtil.showToast(getContext(), "Test failed,please check input format");
return;
}
}
Method m = IPresenter.class.getDeclaredMethod(method, argTypes);
Log.e(TAG, "method=" + m.toString());
m.setAccessible(true);
m.invoke(mIPresenter,args);
} catch (NoSuchMethodException e) {
e.printStackTrace();
AppUtil.showToast(getContext(), "Test failed,please check input format");
} catch (IllegalAccessException e) {
e.printStackTrace();
AppUtil.showToast(getContext(), "Test failed,please check input format");
} catch (InvocationTargetException e) {
e.printStackTrace();
AppUtil.showToast(getContext(), "Test failed,please check input format");
}
}
}
}
@Override
public void onSaveInstanceState(Bundle outState) {
super.onSaveInstanceState(outState);
Logger.e(TAG, "<<<<<<<<<<<<<<<<<< Save Data >>>>>>>>>>>>>>>>>");
outState.putParcelableArrayList(KEY_DATA, mData);
mAdapter.onSaveInstanceState(outState);
}
}
