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xiaoqi
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添加fragment调用方法例子
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11 files changed

+359
-37
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11 files changed

+359
-37
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‎.idea/misc.xml

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‎.idea/modules.xml

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‎app/build.gradle

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@@ -30,6 +30,7 @@ dependencies {
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implementation fileTree(include: ['*.jar'], dir: 'libs')
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implementation 'com.android.support:appcompat-v7:26+'
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implementation 'com.android.support.constraint:constraint-layout:1.0.2'
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implementation 'com.android.support:recyclerview-v7:26.1.0'
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testImplementation 'junit:junit:4.12'
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androidTestImplementation 'com.android.support.test:runner:1.0.1'
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androidTestImplementation 'com.android.support.test.espresso:espresso-core:3.0.1'

‎app/src/main/java/com/noober/floatmenu/ItemFragment.java

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@@ -0,0 +1,109 @@
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package com.noober.floatmenu;
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import android.content.Context;
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import android.os.Bundle;
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import android.support.v4.app.Fragment;
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import android.support.v7.widget.GridLayoutManager;
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import android.support.v7.widget.LinearLayoutManager;
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import android.support.v7.widget.RecyclerView;
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import android.view.LayoutInflater;
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import android.view.View;
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import android.view.ViewGroup;
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import com.noober.floatmenu.dummy.DummyContent;
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import com.noober.floatmenu.dummy.DummyContent.DummyItem;
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import java.util.List;
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/**
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* A fragment representing a list of Items.
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* <p/>
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* Activities containing this fragment MUST implement the {@link OnListFragmentInteractionListener}
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* interface.
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*/
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public class ItemFragment extends Fragment {
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// TODO: Customize parameter argument names
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private static final String ARG_COLUMN_COUNT = "column-count";
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// TODO: Customize parameters
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private int mColumnCount = 1;
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private OnListFragmentInteractionListener mListener;
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/**
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* Mandatory empty constructor for the fragment manager to instantiate the
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* fragment (e.g. upon screen orientation changes).
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*/
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public ItemFragment() {
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}
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// TODO: Customize parameter initialization
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@SuppressWarnings("unused")
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public static ItemFragment newInstance(int columnCount) {
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ItemFragment fragment = new ItemFragment();
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Bundle args = new Bundle();
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args.putInt(ARG_COLUMN_COUNT, columnCount);
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fragment.setArguments(args);
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return fragment;
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}
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@Override
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public void onCreate(Bundle savedInstanceState) {
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super.onCreate(savedInstanceState);
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if (getArguments() != null) {
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mColumnCount = getArguments().getInt(ARG_COLUMN_COUNT);
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}
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}
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@Override
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public View onCreateView(LayoutInflater inflater, ViewGroup container,
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Bundle savedInstanceState) {
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View view = inflater.inflate(R.layout.fragment_item_list, container, false);
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// Set the adapter
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if (view instanceof RecyclerView) {
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Context context = view.getContext();
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RecyclerView recyclerView = (RecyclerView) view;
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if (mColumnCount <= 1) {
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recyclerView.setLayoutManager(new LinearLayoutManager(context));
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} else {
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recyclerView.setLayoutManager(new GridLayoutManager(context, mColumnCount));
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}
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recyclerView.setAdapter(new MyItemRecyclerViewAdapter(DummyContent.ITEMS, mListener));
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}
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return view;
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}
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@Override
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public void onAttach(Context context) {
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super.onAttach(context);
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if (context instanceof OnListFragmentInteractionListener) {
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mListener = (OnListFragmentInteractionListener) context;
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} else {
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throw new RuntimeException(context.toString()
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+ " must implement OnListFragmentInteractionListener");
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}
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}
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@Override
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public void onDetach() {
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super.onDetach();
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mListener = null;
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}
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/**
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* This interface must be implemented by activities that contain this
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* fragment to allow an interaction in this fragment to be communicated
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* to the activity and potentially other fragments contained in that
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* activity.
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* <p/>
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* See the Android Training lesson <a href=
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* "http://developer.android.com/training/basics/fragments/communicating.html"
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* >Communicating with Other Fragments</a> for more information.
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*/
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public interface OnListFragmentInteractionListener {
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// TODO: Update argument type and name
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void onListFragmentInteraction(DummyItem item);
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}
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}

‎app/src/main/java/com/noober/floatmenu/MainActivity.java

+19-3
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@@ -12,18 +12,19 @@
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import android.widget.ListView;
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import android.widget.Toast;
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import com.noober.floatmenu.dummy.DummyContent;
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import com.noober.menu.FloatMenu;
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import java.util.ArrayList;
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import java.util.List;
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public class MainActivity extends AppCompatActivity {
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public class MainActivity extends AppCompatActivity implements ItemFragment.OnListFragmentInteractionListener {
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private Point point = new Point();
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private ListView listView;
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private Button btn1;
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private Button btn2;
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private Button btnFragment;
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@Override
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protected void onCreate(Bundle savedInstanceState) {
@@ -32,10 +33,18 @@ protected void onCreate(Bundle savedInstanceState) {
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listView = findViewById(R.id.listview);
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btn1 = findViewById(R.id.btn_fun1);
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btn2 = findViewById(R.id.btn_fun2);
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btnFragment = findViewById(R.id.btn_fragment);
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init1();
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init2();
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init3();
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btnFragment.setOnClickListener(new View.OnClickListener() {
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@Override
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public void onClick(View view) {
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findViewById(R.id.ll_content).setVisibility(View.GONE);
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findViewById(R.id.fl_content).setVisibility(View.VISIBLE);
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getSupportFragmentManager().beginTransaction().replace(R.id.fl_content, ItemFragment.newInstance(0)).commitAllowingStateLoss();
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}
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});
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}
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private void init1(){
@@ -105,4 +114,11 @@ public boolean dispatchTouchEvent(MotionEvent ev) {
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}
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return super.dispatchTouchEvent(ev);
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}
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@Override
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public void onListFragmentInteraction(DummyContent.DummyItem item) {
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FloatMenu floatMenu = new FloatMenu(MainActivity.this);
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floatMenu.items("菜单1", "菜单2", "菜单3");
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floatMenu.show(point);
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}
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}

‎app/src/main/java/com/noober/floatmenu/MyItemRecyclerViewAdapter.java

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package com.noober.floatmenu;
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import android.support.v7.widget.RecyclerView;
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import android.view.LayoutInflater;
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import android.view.View;
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import android.view.ViewGroup;
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import android.widget.TextView;
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import com.noober.floatmenu.ItemFragment.OnListFragmentInteractionListener;
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import com.noober.floatmenu.dummy.DummyContent.DummyItem;
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import java.util.List;
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/**
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* {@link RecyclerView.Adapter} that can display a {@link DummyItem} and makes a call to the
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* specified {@link OnListFragmentInteractionListener}.
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* TODO: Replace the implementation with code for your data type.
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*/
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public class MyItemRecyclerViewAdapter extends RecyclerView.Adapter<MyItemRecyclerViewAdapter.ViewHolder> {
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private final List<DummyItem> mValues;
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private final OnListFragmentInteractionListener mListener;
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public MyItemRecyclerViewAdapter(List<DummyItem> items, OnListFragmentInteractionListener listener) {
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mValues = items;
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mListener = listener;
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}
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@Override
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public ViewHolder onCreateViewHolder(ViewGroup parent, int viewType) {
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View view = LayoutInflater.from(parent.getContext())
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.inflate(R.layout.fragment_item, parent, false);
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return new ViewHolder(view);
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}
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@Override
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public void onBindViewHolder(final ViewHolder holder, int position) {
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holder.mItem = mValues.get(position);
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holder.mIdView.setText(mValues.get(position).id);
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holder.mContentView.setText(mValues.get(position).content);
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holder.mView.setOnClickListener(new View.OnClickListener() {
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@Override
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public void onClick(View v) {
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if (null != mListener) {
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// Notify the active callbacks interface (the activity, if the
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// fragment is attached to one) that an item has been selected.
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mListener.onListFragmentInteraction(holder.mItem);
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}
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}
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});
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}
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@Override
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public int getItemCount() {
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return mValues.size();
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}
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public class ViewHolder extends RecyclerView.ViewHolder {
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public final View mView;
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public final TextView mIdView;
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public final TextView mContentView;
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public DummyItem mItem;
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public ViewHolder(View view) {
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super(view);
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mView = view;
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mIdView = (TextView) view.findViewById(R.id.item_number);
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mContentView = (TextView) view.findViewById(R.id.content);
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}
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@Override
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public String toString() {
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return super.toString() + " '" + mContentView.getText() + "'";
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}
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}
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}

‎app/src/main/java/com/noober/floatmenu/dummy/DummyContent.java

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package com.noober.floatmenu.dummy;
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import java.util.ArrayList;
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import java.util.HashMap;
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import java.util.List;
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import java.util.Map;
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/**
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* Helper class for providing sample content for user interfaces created by
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* Android template wizards.
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* <p>
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* TODO: Replace all uses of this class before publishing your app.
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*/
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public class DummyContent {
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/**
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* An array of sample (dummy) items.
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*/
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public static final List<DummyItem> ITEMS = new ArrayList<DummyItem>();
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/**
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* A map of sample (dummy) items, by ID.
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*/
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public static final Map<String, DummyItem> ITEM_MAP = new HashMap<String, DummyItem>();
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private static final int COUNT = 25;
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static {
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// Add some sample items.
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for (int i = 1; i <= COUNT; i++) {
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addItem(createDummyItem(i));
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}
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}
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private static void addItem(DummyItem item) {
36+
ITEMS.add(item);
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ITEM_MAP.put(item.id, item);
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}
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private static DummyItem createDummyItem(int position) {
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return new DummyItem(String.valueOf(position), "Item " + position, makeDetails(position));
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}
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private static String makeDetails(int position) {
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StringBuilder builder = new StringBuilder();
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builder.append("Details about Item: ").append(position);
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for (int i = 0; i < position; i++) {
48+
builder.append("\nMore details information here.");
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}
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return builder.toString();
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}
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/**
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* A dummy item representing a piece of content.
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*/
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public static class DummyItem {
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public final String id;
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public final String content;
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public final String details;
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public DummyItem(String id, String content, String details) {
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this.id = id;
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this.content = content;
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this.details = details;
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}
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@Override
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public String toString() {
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return content;
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}
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}
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}

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