package com.ly.supermvp.view.activity;
import android.content.Context;
import android.os.Bundle;
import android.support.design.widget.Snackbar;
import android.support.v4.app.FragmentPagerAdapter;
import android.support.v4.view.ViewPager;
import android.support.v7.widget.Toolbar;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.view.inputmethod.InputMethodManager;
import com.ly.supermvp.R;
import com.ly.supermvp.adapter.SectionsPagerAdapter;
import com.ly.supermvp.delegate.MainActivityDelegate;
import com.ly.supermvp.mvp_frame.presenter.ActivityPresenter;
import com.orhanobut.logger.Logger;
import java.lang.reflect.Field;
/**
* <Pre>
* 主Activity
* </Pre>
* @author 刘阳
* @version 1.0
* <p/>
* Create by 2016/1/27 10:47
* @see https://github.com/liuyanggithub/SuperMvp
*/
public class MainActivity extends ActivityPresenter<MainActivityDelegate> implements View.OnClickListener {
@Override
protected Class<MainActivityDelegate> getDelegateClass() {
return MainActivityDelegate.class;
}
/**
* The {@link android.support.v4.view.PagerAdapter} that will provide
* fragments for each of the sections. We use a
* {@link FragmentPagerAdapter} derivative, which will keep every
* loaded fragment in memory. If this becomes too memory intensive, it
* may be best to switch to a
* {@link android.support.v4.app.FragmentStatePagerAdapter}.
*/
private SectionsPagerAdapter mSectionsPagerAdapter;
/**
* The {@link ViewPager} that will host the section contents.
*/
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
// setContentView(R.layout.activity_main);
// Create the adapter that will return a fragment for each of the three
// primary sections of the activity.
// Set up the ViewPager with the sections adapter.
// mViewPager = (ViewPager) findViewById(R.id.container);
// mViewPager.setAdapter(mSectionsPagerAdapter);
// TabLayout tabLayout = (TabLayout) findViewById(R.id.tabs);
// tabLayout.setupWithViewPager(mViewPager);
//
// FloatingActionButton fab = (FloatingActionButton) findViewById(R.id.fab);
// fab.setOnClickListener(new View.OnClickListener() {
// @Override
// public void onClick(View view) {
// Snackbar.make(view, "Replace with your own action", Snackbar.LENGTH_LONG)
// .setAction("Action", null).show();
// }
// });
}
@Override
protected void onDestroy() {
super.onDestroy();
fixInputMethodManagerLeak(this);
}
@Override
protected void initData() {
super.initData();
mSectionsPagerAdapter = new SectionsPagerAdapter(getSupportFragmentManager(), this);
}
@Override
protected void initView() {
super.initView();
setSwipeBackEnable(false);
Toolbar toolbar = (Toolbar) findViewById(R.id.toolbar);
setSupportActionBar(toolbar);
viewDelegate.setViewPagerAdapter(mSectionsPagerAdapter);
viewDelegate.setupWithViewPager();
viewDelegate.setOnClickListener(this, R.id.fab);
}
@Override
public void onClick(View v) {
switch (v.getId()) {
case R.id.fab:
Snackbar.make(v, "Replace with your own action", Snackbar.LENGTH_LONG)
.setAction("Action", null).show();
break;
}
}
@Override
public boolean onCreateOptionsMenu(Menu menu) {
// Inflate the menu; this adds items to the action bar if it is present.
getMenuInflater().inflate(R.menu.menu_main, menu);
return true;
}
@Override
public boolean onOptionsItemSelected(MenuItem item) {
// Handle action bar item clicks here. The action bar will
// automatically handle clicks on the Home/Up button, so long
// as you specify a parent activity in AndroidManifest.xml.
int id = item.getItemId();
//noinspection SimplifiableIfStatement
if (id == R.id.action_settings) {
return true;
}
return super.onOptionsItemSelected(item);
}
/**
* A {@link FragmentPagerAdapter} that returns a fragment corresponding to
* one of the sections/tabs/pages.
*/
/**
* A placeholder fragment containing a simple view.
*/
/*public static class PlaceholderFragment extends Fragment {
*//**
* The fragment argument representing the section number for this
* fragment.
*//*
private static final String ARG_SECTION_NUMBER = "section_number";
*//**
* Returns a new instance of this fragment for the given section
* number.
*//*
public static PlaceholderFragment newInstance(int sectionNumber) {
PlaceholderFragment fragment = new PlaceholderFragment();
Bundle args = new Bundle();
args.putInt(ARG_SECTION_NUMBER, sectionNumber);
fragment.setArguments(args);
return fragment;
}
public PlaceholderFragment() {
}
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container,
Bundle savedInstanceState) {
View rootView = inflater.inflate(R.layout.fragment_main, container, false);
TextView textView = (TextView) rootView.findViewById(R.id.section_label);
ImageView imagView = (ImageView) rootView.findViewById(R.id.iv_desc);
textView.setText(getString(R.string.section_format, getArguments().getInt(ARG_SECTION_NUMBER)));
return rootView;
}
}*/
/**
* 解决InputMethodManager内存泄露现象
* @param destContext
*/
public static void fixInputMethodManagerLeak(Context destContext) {
if (destContext == null) {
return;
}
InputMethodManager imm = (InputMethodManager) destContext.getSystemService(Context.INPUT_METHOD_SERVICE);
if (imm == null) {
return;
}
String [] arr = new String[]{"mCurRootView", "mServedView", "mNextServedView"};
Field f = null;
Object obj_get = null;
for (int i = 0;i < arr.length;i ++) {
String param = arr[i];
try{
f = imm.getClass().getDeclaredField(param);
if (f.isAccessible() == false) {
f.setAccessible(true);
} // author: sodino mail:sodino@qq.com
obj_get = f.get(imm);
if (obj_get != null && obj_get instanceof View) {
View v_get = (View) obj_get;
if (v_get.getContext() == destContext) { // 被InputMethodManager持有引用的context是想要目标销毁的
f.set(imm, null); // 置空，破坏掉path to gc节点
} else {
// 不是想要目标销毁的，即为又进了另一层界面了，不要处理，避免影响原逻辑,也就不用继续for循环了
Logger.d("fixInputMethodManagerLeak break, context is not suitable, get_context=" + v_get.getContext()+" dest_context=" + destContext);
break;
}
}
}catch(Throwable t){
t.printStackTrace();
}
}
}
}