fragment 的切换并且解决重叠的问题
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package com.dofun.dofunmusic.main;import android.content.Context;import android.content.Intent;import android.content.SharedPreferences;import android.os.Bundle;import android.os.Handler;import android.os.Message;import android.os.PersistableBundle;import android.support.v4.app.FragmentManager;import android.support.v4.app.FragmentTransaction;import android.support.v7.app.AppCompatActivity;import android.support.v7.widget.Toolbar;import android.util.Log;import android.view.KeyEvent;import android.view.MenuItem;import android.view.View;import android.view.WindowManager;import android.view.inputmethod.EditorInfo;import android.view.inputmethod.InputMethodManager;import android.widget.Button;import android.widget.EditText;import android.widget.FrameLayout;import android.widget.ImageView;import android.widget.LinearLayout;import android.widget.TextView;import android.widget.Toast;import com.dofun.dofunmusic.utils.OkHttpUtils;import com.dofun.dofunmusic.utils.Utils;import com.dofun.dofunmusic.view.fragment.NewSongsRankFragment;import com.dofun.dofunmusic.view.fragment.PersonalRecommendFragment;import com.dofun.dofunmusic.view.fragment.RecommandSongsFragment;import com.ximalaya.ting.android.opensdk.constants.DTransferConstants;import com.ximalaya.ting.android.opensdk.datatrasfer.CommonRequest;import com.ximalaya.ting.android.opensdk.datatrasfer.IDataCallBack;import com.ximalaya.ting.android.opensdk.model.album.AlbumList;import com.ximalaya.ting.android.opensdk.model.album.SearchAlbumList;import com.ximalaya.ting.android.opensdk.model.category.CategoryList;import com.ximalaya.ting.android.opensdk.model.tag.TagList;import com.ximalaya.ting.android.opensdk.player.XmPlayerManager;import net.tsz.afinal.FinalBitmap;import net.tsz.afinal.FinalHttp;import java.util.HashMap;import java.util.Map;import butterknife.Bind;import butterknife.ButterKnife;import butterknife.OnClick;public class CloudMusicActivity extends AppCompatActivity { private static final String TAG = "CloudMusicActivity"; @Bind(R.id.recommendation_id) TextView recommendationId; @Bind(R.id.recommend_songs_id) TextView recommendSongsId; @Bind(R.id.new_song_list_id) TextView newSongListId; @Bind(R.id.search) EditText search; @Bind(R.id.toolbar) Toolbar toolbar; @Bind(R.id.details) FrameLayout details; @Bind(R.id.recommend_first_imv) ImageView recommendFirstImv; @Bind(R.id.recommend_second_imv) ImageView recommendSecondImv; @Bind(R.id.recommend_third_imv) ImageView recommendThirdImv; @Bind(R.id.test) Button test; @Bind(R.id.cloud_rootView) LinearLayout cloudRootView; private FragmentManager fragmentManager; private PersonalRecommendFragment personalRecommendFragment; private RecommandSongsFragment recommandSongsFragment; private NewSongsRankFragment newSongsRankFragment; public static final int FRAGMENT_ONE = 0; public static final int FRAGMENT_TWO = 1; public static final int FRAGMENT_THREE = 2; private boolean flag_dn = false; private boolean dnflag = false; private Handler handler = new Handler(); private static SharedPreferences sharedPreferences; private Context mContext; private FinalBitmap mFinalBitmap; private FinalHttp mFinalHttp; private XmPlayerManager mPlayerManager; private CommonRequest mXimalaya; private String mAppSecret = "3e35490f09dd408efac49604a9a98cc9"; private CategoryList mCategoryList = null; private final int ALL_CATEGORY = 1; private final int ALL_CATEGORY_ERROR = 1002; private final int GETMUSICTAGLIST = 1003; private final int SearchAlbumData = 1004; private final int SearchDataError = 1005; private TagList mMusicTagList = new TagList(); private SearchAlbumList mSearchAlbumList = new SearchAlbumList(); private Handler mHandler = new Handler() { public void handleMessage(Message msg) { switch (msg.what) { case ALL_CATEGORY: if ((mCategoryList != null) && (mCategoryList.getCategories().size() > 0)) { for (int i = 0; i < mCategoryList.getCategories().size(); i++) { Log.e(TAG, "mCategoryList.getCategories().get(" + i + ")=" + mCategoryList.getCategories().get(i)); } } break; case ALL_CATEGORY_ERROR: Toast.makeText(CloudMusicActivity.this, "获取云音乐失败,稍后重试!", Toast.LENGTH_SHORT).show(); break; case GETMUSICTAGLIST: Log.e(TAG, "------获取MusicTagList----onSuccess!!!"); for (int i = 0; i < mMusicTagList.getTagList().size(); i++) { Log.e(TAG, "mMusicTagList.getTagList().get(" + i + ")=" + mMusicTagList.getTagList().get(i)); } break; case SearchAlbumData: mSearchAlbumList = (SearchAlbumList) msg.obj; Log.e(TAG,"-----关键字搜索的返回专辑列表个数="+mSearchAlbumList.getAlbums().size()); break; case SearchDataError: Toast.makeText(CloudMusicActivity.this,"为获取到相关搜索内容,稍后再试!",Toast.LENGTH_SHORT).show(); break; } } }; @Override protected void onCreate(Bundle savedInstanceState) { //解决fragment 重叠的问题 fragmentManager = getSupportFragmentManager(); if(savedInstanceState !=null){ personalRecommendFragment = (PersonalRecommendFragment) fragmentManager.findFragmentByTag("personalRecommendFragment_tag"); recommandSongsFragment = (RecommandSongsFragment) fragmentManager.findFragmentByTag("recommandSongsFragment_tag"); newSongsRankFragment = (NewSongsRankFragment) fragmentManager.findFragmentByTag("newSongRankFragment_tag"); } super.onCreate(savedInstanceState); MusicApplication.changeTheme(this); setContentView(R.layout.activity_cloud_music); ButterKnife.bind(this); //注解 toolbar = (Toolbar) findViewById(R.id.toolbar); setSupportActionBar(toolbar);// choicePopular.getPaint().setFlags(Paint.UNDERLINE_TEXT_FLAG); //下划线// choicePopular.getPaint().setAntiAlias(true);//抗锯齿 getWindow().setSoftInputMode(WindowManager.LayoutParams.SOFT_INPUT_STATE_ALWAYS_HIDDEN); sharedPreferences = getSharedPreferences("userStyle", Context.MODE_PRIVATE); boolean flag = sharedPreferences.getBoolean("isNigtht", false); toolbar.setNavigationIcon(R.mipmap.action_back_normal); initView(); //初始化喜马拉雅SDK initXiMaLaYaSDK(); if (OkHttpUtils.isNetworkAvailable(mContext)) { Log.e(TAG, "------网络已经连接-----"); //获取喜马拉雅数据的分类(资讯,音乐,有声书,娱乐,等等),音乐Category id =2;可以直接获取音乐 getMusic_Data(); } else { Toast.makeText(CloudMusicActivity.this, "hi,没有网络哦，请检查网络", Toast.LENGTH_SHORT).show(); } } private void getMusic_Data() { } private void initXiMaLaYaSDK() { mContext = CloudMusicActivity.this; mFinalBitmap = FinalBitmap.create(mContext.getApplicationContext()); mFinalBitmap.configLoadingImage(R.mipmap.ic_launcher); mFinalBitmap.configLoadfailImage(R.mipmap.ic_launcher); mFinalHttp = new FinalHttp(); //初始化接口 mXimalaya = CommonRequest.getInstanse(); mXimalaya.init(mContext, mAppSecret); mXimalaya.setDefaultPagesize(50); mPlayerManager = XmPlayerManager.getInstance(mContext);//获取内容发到管理器 mPlayerManager.init(); mPlayerManager.getPlayerStatus(); } private void initView() { Utils.setColor(this, getResources().getColor(R.color.hotpink)); //设置状态栏颜色 recommendationId.setTypeface(MusicApplication.typeface); recommendSongsId.setTypeface(MusicApplication.typeface); newSongListId.setTypeface(MusicApplication.typeface); showFragment(FRAGMENT_ONE); search.setOnEditorActionListener(new TextView.OnEditorActionListener() { @Override public boolean onEditorAction(TextView textView, int actionId, KeyEvent keyEvent) { if (actionId == EditorInfo.IME_ACTION_SEARCH) { //隐藏软键盘 InputMethodManager imm = (InputMethodManager) mContext.getSystemService(Context.INPUT_METHOD_SERVICE); imm.toggleSoftInput(0, InputMethodManager.HIDE_NOT_ALWAYS); String tv_search = search.getText().toString(); getSearchAlbumData(tv_search);// 搜索框 输入框访问喜马拉雅 } return true; } }); } private void getSearchAlbumData(String tv_search) { Map<String, String> map = new HashMap<String, String>(); map.put(DTransferConstants.SEARCH_KEY, tv_search); map.put(DTransferConstants.CATEGORY_ID, ""); map.put(DTransferConstants.PAGE, ""+1); CommonRequest.getSearchedAlbums(map, new IDataCallBack<SearchAlbumList>() { @Override public void onSuccess(SearchAlbumList searchAlbumList) { Log.e(TAG, "Search数据长度--onSuccess " + (searchAlbumList != null)); if (searchAlbumList != null && searchAlbumList.getAlbums() != null && searchAlbumList.getAlbums().size() != 0) { Log.e(TAG, "Search测试3----------"); Message msg = new Message(); msg.what = SearchAlbumData; msg.obj = searchAlbumList; mHandler.sendMessage(msg); } } public void onError(int i, String s) { Log.e(TAG, "Search数据长度--onError " + i + ", " + s); Message msg = new Message(); msg.what = SearchDataError; mHandler.sendMessage(msg); } }); } @OnClick({R.id.toolbar,R.id.details,R.id.recommendation_id, R.id.recommend_songs_id, R.id.new_song_list_id, R.id.test}) public void onClick(View view) { switch (view.getId()) { case R.id.toolbar: //隐藏软键盘 InputMethodManager imm3 = (InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE); imm3.hideSoftInputFromWindow(view.getWindowToken(), 0); break; case R.id.details: InputMethodManager imm2 = (InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE); imm2.hideSoftInputFromWindow(view.getWindowToken(), 0); break; case R.id.recommendation_id: showFragment(FRAGMENT_ONE); break; case R.id.recommend_songs_id: showFragment(FRAGMENT_TWO); break; case R.id.new_song_list_id: showFragment(FRAGMENT_THREE); break; //测试昼夜模式 case R.id.test: handler.postDelayed(new Runnable() { @Override public void run() { SharedPreferences.Editor editor = sharedPreferences.edit(); if (MusicApplication.isChange) { Log.e(TAG, "白天模式" + MusicApplication.isChange); flag_dn = MusicApplication.isChange = false; Log.e(TAG, "白天模式flag：：：" + flag_dn); } else { Log.e(TAG, "夜间模式" + MusicApplication.isChange); flag_dn = MusicApplication.isChange = true; Log.e(TAG, "夜间模式flag：：：：" + flag_dn); } editor.putBoolean("isNigtht", flag_dn); editor.commit(); CloudMusicActivity.this.startActivity(new Intent(CloudMusicActivity.this, CloudMusicActivity.class)); //CloudMusicActivity.this.recreate(); finish(); } }, 0); break; } } private void showFragment(int index) { FragmentTransaction transactions = fragmentManager.beginTransaction(); hideFragment(transactions); boolean dnflag = sharedPreferences.getBoolean("isNigtht", false); switch (index) { case FRAGMENT_ONE: if (personalRecommendFragment == null) { personalRecommendFragment = new PersonalRecommendFragment(); transactions.add(R.id.details, personalRecommendFragment,"personalRecommendFragment_tag"); } else { transactions.show(personalRecommendFragment); } if (dnflag) { recommendationId.setTextColor(getResources().getColor(R.color.md_pink_300)); recommendSongsId.setTextColor(getResources().getColor(R.color.md_white_1000)); newSongListId.setTextColor(getResources().getColor(R.color.md_white_1000)); } else { recommendationId.setTextColor(getResources().getColor(R.color.md_green_500)); recommendSongsId.setTextColor(getResources().getColor(R.color.md_black_1000)); newSongListId.setTextColor(getResources().getColor(R.color.md_black_1000)); } recommendFirstImv.setImageResource(R.mipmap.research_development_icon_green); recommendSecondImv.setImageResource(R.mipmap.recommend_songs_icon_gray); recommendThirdImv.setImageResource(R.mipmap.new_song_list_icon_gray); break; case FRAGMENT_TWO: if (recommandSongsFragment == null) { recommandSongsFragment = new RecommandSongsFragment(); transactions.add(R.id.details, recommandSongsFragment,"recommandSongsFragment_tag"); } else { transactions.show(recommandSongsFragment); } if (dnflag) { recommendationId.setTextColor(getResources().getColor(R.color.md_white_1000)); recommendSongsId.setTextColor(getResources().getColor(R.color.md_pink_300)); newSongListId.setTextColor(getResources().getColor(R.color.md_white_1000)); } else { recommendationId.setTextColor(getResources().getColor(R.color.md_black_1000)); recommendSongsId.setTextColor(getResources().getColor(R.color.md_green_500)); newSongListId.setTextColor(getResources().getColor(R.color.md_black_1000)); } recommendFirstImv.setImageResource(R.mipmap.research_development_icon_gray); recommendSecondImv.setImageResource(R.mipmap.recommend_songs_icon_green); recommendThirdImv.setImageResource(R.mipmap.new_song_list_icon_gray); break; case FRAGMENT_THREE: if (newSongsRankFragment == null) { newSongsRankFragment = new NewSongsRankFragment(); transactions.add(R.id.details, newSongsRankFragment,"newSongRankFragment_tag"); } else { transactions.show(newSongsRankFragment); } if (dnflag) { recommendationId.setTextColor(getResources().getColor(R.color.md_white_1000)); recommendSongsId.setTextColor(getResources().getColor(R.color.md_white_1000)); newSongListId.setTextColor(getResources().getColor(R.color.md_pink_300)); } else { recommendationId.setTextColor(getResources().getColor(R.color.md_black_1000)); recommendSongsId.setTextColor(getResources().getColor(R.color.md_black_1000)); newSongListId.setTextColor(getResources().getColor(R.color.md_green_500)); } recommendFirstImv.setImageResource(R.mipmap.research_development_icon_gray); recommendSecondImv.setImageResource(R.mipmap.recommend_songs_icon_gray); recommendThirdImv.setImageResource(R.mipmap.new_song_list_icon_green); break; } transactions.commit(); } private void hideFragment(FragmentTransaction transactions) { if (personalRecommendFragment != null) { transactions.hide(personalRecommendFragment); } if (recommandSongsFragment != null) { transactions.hide(recommandSongsFragment); } if (newSongsRankFragment != null) { transactions.hide(newSongsRankFragment); } } @Override public boolean onOptionsItemSelected(MenuItem item) { switch (item.getItemId()) { case android.R.id.home: Intent mIntent = new Intent(this, MainActivity.class); //mIntent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_CLEAR_TASK); startActivity(mIntent); finish(); break; default: break; } return super.onOptionsItemSelected(item); } @Override public void onBackPressed() { super.onBackPressed(); Intent mIntent = new Intent(this, MainActivity.class); //mIntent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_CLEAR_TASK); startActivity(mIntent); finish(); }}
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