Framgent开发

<?xml version="1.0" encoding="utf-8"?><FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"    android:id="@+id/main_fl"    android:layout_width="fill_parent"    android:layout_height="fill_parent"    android:background="@color/background">    <android.support.v4.app.FragmentTabHost        android:id="@android:id/tabhost"<span style="color:#ff6666;">//重点</span>        android:layout_width="fill_parent"        android:layout_height="fill_parent">        <LinearLayout            android:id="@+id/main_content"            android:layout_width="fill_parent"            android:layout_height="fill_parent"            android:orientation="vertical">            <FrameLayout                android:id="@android:id/tabcontent"<span style="color:#ff6666;">//重点</span>                android:layout_width="fill_parent"                android:layout_height="0dip"                android:layout_weight="1.0"                android:background="#ffc7c7c7" />            <View                android:layout_width="match_parent"                android:layout_height="1dp"                android:background="@color/background" />            <TabWidget                android:id="@android:id/tabs"<span style="color:#ff0000;">//重点，（滑动卡片）</span>                android:layout_width="fill_parent"                android:layout_height="52.0dip"                android:layout_gravity="bottom"                android:background="@color/white"                android:divider="@color/white" />        </LinearLayout>    </android.support.v4.app.FragmentTabHost></FrameLayout>
package com.neusoft.lanxi.ui.activity;import android.content.Intent;import android.graphics.PixelFormat;import android.os.Bundle;import android.support.v4.app.Fragment;import android.support.v4.app.FragmentManager;import android.support.v4.app.FragmentTabHost;import android.util.Log;import android.view.MotionEvent;import android.view.View;import android.view.View.OnTouchListener;import android.widget.ImageView;import android.widget.TabHost;import android.widget.TabWidget;import android.widget.TextView;import com.alibaba.fastjson.TypeReference;import com.hyphenate.EMMessageListener;import com.hyphenate.chat.EMClient;import com.hyphenate.chat.EMMessage;import com.hyphenate.easeui.controller.EaseUI;import com.hyphenate.easeui.domain.EaseUser;import com.neusoft.lanxi.R;import com.neusoft.lanxi.common.AppContant;import com.neusoft.lanxi.common.AppContext;import com.neusoft.lanxi.common.AppManager;import com.neusoft.lanxi.common.net.RequestManager;import com.neusoft.lanxi.common.utils.CommUtils;import com.neusoft.lanxi.common.utils.JsonUtils;import com.neusoft.lanxi.common.utils.StringUtils;import com.neusoft.lanxi.model.BasicData;import com.neusoft.lanxi.model.BodyData;import com.neusoft.lanxi.model.DoctorData;import com.neusoft.lanxi.model.DoctorFriendData;import com.neusoft.lanxi.model.DoctorUserData;import com.neusoft.lanxi.model.ResultData;import com.neusoft.lanxi.ui.BaseActivity;import com.neusoft.lanxi.ui.BaseFragment;import com.neusoft.lanxi.ui.activity.service.ChatActivity;import com.neusoft.lanxi.ui.fragment.CommunityFragment;import com.neusoft.lanxi.ui.fragment.FamilyFragment;import com.neusoft.lanxi.ui.fragment.ServiceFragment;import org.litepal.crud.DataSupport;import org.simple.eventbus.EventBus;import org.simple.eventbus.Subscriber;import java.util.HashMap;import java.util.List;import java.util.Map;import butterknife.Bind;public class HomeActivity extends BaseActivity implements BaseFragment.BackHandleInterface {    @Bind(android.R.id.tabhost)    FragmentTabHost mTabHost;    private int versioncode;    @Bind(android.R.id.tabs)    TabWidget mTabWidget;    private FragmentManager mFragmentManager;    private BaseFragment mBaseFragment;    @Override    protected int initLayout() {        return R.layout.activity_home;    }    @Override    protected void initView(Bundle savedInstanceState) {        //fragment切换到含有surfaceView的fragment，黑屏的问题的解决方案.        getWindow().setFormat(PixelFormat.TRANSLUCENT);        versioncode=CommUtils.getAppVersionCode(getApplicationContext());        mFragmentManager = getSupportFragmentManager();<span style="color:#ff0000;">//获得一个mFragmentManager;</span>        mTabHost.setup(this, mFragmentManager, android.R.id.tabcontent);//<span style="color:#ff0000;">应该是设置容器</span>        mTabHost.addTab(buildTabSpec("1", R.string.tab_one, R.drawable.tab_person_center_icon),                FamilyFragment.class, null);<span style="color:#ff0000;">//添加tab</span>        mTabHost.addTab(buildTabSpec("2", R.string.tab_two, R.drawable.tab_service_icon),                ServiceFragment.class, null);        mTabHost.addTab(buildTabSpec("3", R.string.tab_three, R.drawable.tab_community_icon),                CommunityFragment.class, null);        // <span style="color:#ff0000;">默认显示TAB</span>        mTabHost.setCurrentTabByTag("1");        mTabHost.getTabWidget().getChildAt(1).setOnTouchListener(new OnTouchListener() {            @Override            public boolean onTouch(View v, MotionEvent event) {                return false;            }        });        // 根据好友ID获取好友列表        AppContext.getInstance().postRunnable(new Runnable() {            @Override            public void run() {                try {                    List<String> usernames = EMClient.getInstance().contactManager().getAllContactsFromServer();                    HashMap<String, String> params1 = new HashMap<String, String>();                    params1.put("schema", AppContext.userInfo.getSchema());                    params1.put("userIdArray", StringUtils.formatListString(usernames));                    RequestManager.getInstance().postObject(params1, HomeActivity.this, AppContant.FRIENDS_LIST);                    //请求接口头像，称呼，姓名                    HashMap<String, String> params2 = new HashMap<String, String>();                    params2.put("userId", StringUtils.formatObject(AppContext.userInfo.getUserId()));                    params2.put("memberId", StringUtils.formatObject(AppContext.userInfo.getUserId()));                    params2.put("schema", StringUtils.formatObject(AppContext.userInfo.getSchema()));                    RequestManager.getInstance().postObject(params2, HomeActivity.this, AppContant.PERSON_INFORMATION);                } catch (Exception e) {                    e.printStackTrace();                }            }        }, 0);        if(AppContext.versionNum>versioncode){            if(AppContext.avaiLable==1){                updateVersionOne(AppContext.update_url, CommUtils.getAppVersionName(HomeActivity.this),true);            }else{                updateVersion(AppContext.update_url,CommUtils.getAppVersionName(HomeActivity.this),false);            }        }    }    @Override    public void onNewIntent(Intent intent) {        super.onNewIntent(intent);        mTabHost.setCurrentTabByTag("1");    }    public Fragment getCurrentFragment() {        return getSupportFragmentManager().findFragmentByTag(                mTabHost.getCurrentTabTag());    }    private TabHost.TabSpec buildTabSpec(String tag, int textId, int imageId) {        View view = mInflater.inflate(R.layout.layout_tab_indicator_bottom, null);<span style="color:#ff0000;">//底部标签的布局</span>        TextView textView = (TextView) view.findViewById(R.id.tab_title);        ImageView imageView = (ImageView) view.findViewById(R.id.tab_icon);        textView.setText(getString(textId));        imageView.setImageDrawable(getResources().getDrawable(imageId));        return mTabHost.newTabSpec(tag).setIndicator(view);    }    @Override    public void onBackPressed() {        if (mBaseFragment == null || !mBaseFragment.onBackPressed()) {            if (mFragmentManager.getBackStackEntryCount() == 0) {                super.onBackPressed();            } else {                mFragmentManager.popBackStack();            }        }    }    @Override    public void setSelectedFragment(BaseFragment selectedFragment) {        this.mBaseFragment = selectedFragment;    }        }
<div class="page" title="Page 163" style="font-size: 11.3pt;"><div class="section"><div class="layoutArea"><div class="column"><ol><li style="font-size: 10.000000pt; font-family: 'TimesNewRomanPSMT'"><p><span style="font-size: 10.000000pt; font-family: 'SimSun'">创建待添加的碎片实例。</span></p></li><li style="font-size: 10.000000pt; font-family: 'TimesNewRomanPSMT'"><p><span style="font-size: 10.000000pt; font-family: 'SimSun'">获取到 </span><span style="font-size: 10pt;">FragmentManager</span><span style="font-size: 10.000000pt; font-family: 'SimSun'">,在活动中可以直接调用 </span><span style="font-size: 10pt;">getFragmentManager()</span><span style="font-size: 10.000000pt; font-family: 'SimSun'">方法得到。</span></p></li><li style="font-size: 10.000000pt; font-family: 'TimesNewRomanPSMT'"><p><span style="font-size: 10.000000pt; font-family: 'SimSun'">开启一个事务,通过调用 </span><span style="font-size: 10pt;">beginTransaction()</span><span style="font-size: 10.000000pt; font-family: 'SimSun'">方法开启。</span></p></li><li style="font-size: 10.000000pt; font-family: 'TimesNewRomanPSMT'"><p><span style="font-size: 10.000000pt; font-family: 'SimSun'">向容器内加入碎片,一般使用 </span><span style="font-size: 10pt;">replace()</span><span style="font-size: 10.000000pt; font-family: 'SimSun'">方法实现,需要传入容器的 </span><span style="font-size: 10pt;">id </span><span style="font-size: 10.000000pt; font-family: 'SimSun'">和待添加的碎</span></p><p><span style="font-size: 10.000000pt; font-family: 'SimSun'">片实例。</span></p></li><li style="font-size: 10.000000pt; font-family: 'TimesNewRomanPSMT'"><p><span style="font-size: 10.000000pt; font-family: 'SimSun'">提交事务,调用 </span><span style="font-size: 10pt;">commit()</span><span style="font-size: 10.000000pt; font-family: 'SimSun'">方法来完成。 </span></p></li></ol></div></div></div></div><div class="page" title="Page 163"><div class="section"><div class="layoutArea"><div class="column"><pre><pre name="code" class="java" style="font-size: 11.3pt;">AnotherRightFragment fragment = new AnotherRightFragment();                FragmentManager fragmentManager = getFragmentManager();                FragmentTransaction transaction = fragmentManager.    beginTransaction();                transaction.replace(R.id.right_layout, fragment);
<div class="page" title="Page 164"><div class="section"><div class="layoutArea"><div class="column"><pre><span style="font-family: CourierNewPS; font-weight: 700;"><span style="font-size:18px;">transaction.addToBackStack(null);//给fragment添加返回栈</span></span><span style="font-size: 9pt; font-family: CourierNewPS; font-weight: 700;"></span>
                transaction.commit();

<span style="font-size: 11.3pt;"></span>

<span style="font-size: 11.3pt;"></span><pre name="code" class="java">RightFragment rightFragment = (RightFragment) getFragmentManager()            .findFragmentById(R.id.right_fragment);//在activity获得Fragment的实例，从而可以在activity中调用fragment的方法