在TabLayout中使用的Demo

app/build.gradle

@@ -27,6 +27,7 @@ dependencies {
  compile project(':badgeviewlib')
  compile 'com.android.support:appcompat-v7:25.2.0'
  compile 'com.android.support:recyclerview-v7:25.2.0'
+ compile 'com.android.support:design:25.2.0'
  compile 'com.android.support.constraint:constraint-layout:1.0.2'
  testCompile 'junit:junit:4.12'
 }

app/src/main/AndroidManifest.xml

@@ -11,14 +11,16 @@
  <activity
  android:name=".MainActivity"
  android:windowSoftInputMode="adjustResize|stateHidden">
+ </activity>
+ <activity android:name=".ListViewActivity"></activity>
+ <activity android:name=".RecyclerViewActivity"></activity>
+ <activity android:name=".TabLayoutActivity">
  <intent-filter>
  <action android:name="android.intent.action.MAIN" />
 
  <category android:name="android.intent.category.LAUNCHER" />
  </intent-filter>
  </activity>
- <activity android:name=".ListViewActivity"></activity>
- <activity android:name=".RecyclerViewActivity"></activity>
  </application>
 
 </manifest>

app/src/main/java/q/rorbin/badgeviewdemo/MyFragment.java

@@ -0,0 +1,23 @@
+package q.rorbin.badgeviewdemo;
+
+import android.os.Bundle;
+import android.support.annotation.Nullable;
+import android.support.v4.app.Fragment;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+
+/**
+ * 作者：warm
+ * 时间：2017-12-21 13:59
+ * 描述：
+ */
+
+public class MyFragment extends Fragment{
+
+ @Nullable
+ @Override
+ public View onCreateView(LayoutInflater inflater, @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) {
+ return inflater.inflate(R.layout.fragment_my,container,false);
+ }
+}

app/src/main/java/q/rorbin/badgeviewdemo/TabLayoutActivity.java

@@ -0,0 +1,111 @@
+package q.rorbin.badgeviewdemo;
+
+import android.os.Bundle;
+import android.support.annotation.Nullable;
+import android.support.design.widget.TabLayout;
+import android.support.v4.app.Fragment;
+import android.support.v4.app.FragmentManager;
+import android.support.v4.app.FragmentStatePagerAdapter;
+import android.support.v4.view.ViewPager;
+import android.support.v7.app.AppCompatActivity;
+import android.view.Gravity;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.Button;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import q.rorbin.badgeview.Badge;
+import q.rorbin.badgeview.QBadgeView;
+
+/**
+ * 作者：warm
+ * 时间：2017-12-21 13:39
+ * 描述：
+ */
+
+public class TabLayoutActivity extends AppCompatActivity implements View.OnClickListener {
+
+ private TabLayout tl;
+ private ViewPager vp;
+ private Button bt;
+ private Button btHide;
+ List<Badge> badges;
+ private String[] titles = {"标题一", "标题二", "标题三", "标题四", "标题五"};
+
+
+ @Override
+ protected void onCreate(@Nullable Bundle savedInstanceState) {
+ super.onCreate(savedInstanceState);
+ setContentView(R.layout.activity_tablayout);
+ tl = (TabLayout) findViewById(R.id.tl);
+ vp = (ViewPager) findViewById(R.id.vp);
+ bt = (Button) findViewById(R.id.bt);
+ btHide= (Button) findViewById(R.id.bt_hide);
+ bt.setOnClickListener(this);
+ btHide.setOnClickListener(this);
+ vp.setAdapter(new VpAdapter(getSupportFragmentManager()));
+ tl.setupWithViewPager(vp);
+ badges = new ArrayList<>();
+
+ for (int i = 0; i < titles.length; i++) {
+
+ Badge badge = new QBadgeView(tl.getContext())
+ .bindTarget(((ViewGroup) tl.getChildAt(0)).getChildAt(i))
+ .setBadgeGravity(Gravity.TOP | Gravity.END)
+ .setBadgeTextSize(12, true)
+ .setBadgePadding(3, true)
+ .setOnDragStateChangedListener(new Badge.OnDragStateChangedListener() {
+ @Override
+ public void onDragStateChanged(int dragState, Badge badge, View targetView) {
+
+ }
+ });
+ badge.setBadgeNumber(1);
+ badges.add(badge);
+ }
+ }
+
+ @Override
+ public void onClick(View v) {
+ switch (v.getId()){
+ case R.id.bt:
+ int i = badges.get(tl.getSelectedTabPosition()).getBadgeNumber();
+ badges.get(tl.getSelectedTabPosition()).setBadgeNumber(++i);
+ break;
+ case R.id.bt_hide:
+ for ( Badge badge :badges) {
+ badge.hide(true);
+ }
+ break;
+ }
+
+ }
+
+
+ class VpAdapter extends FragmentStatePagerAdapter {
+
+
+ public VpAdapter(FragmentManager fm) {
+ super(fm);
+ }
+
+ @Override
+ public Fragment getItem(int position) {
+ return new MyFragment();
+ }
+
+ @Override
+ public int getCount() {
+ return titles.length;
+ }
+
+ @Override
+ public CharSequence getPageTitle(int position) {
+ return titles[position];
+ }
+ }
+
+
+}

app/src/main/res/layout/activity_tablayout.xml

@@ -0,0 +1,34 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+ xmlns:app="http://schemas.android.com/apk/res-auto"
+ android:layout_width="match_parent"
+ android:layout_height="match_parent"
+ android:orientation="vertical">
+
+ <android.support.design.widget.TabLayout
+ android:id="@+id/tl"
+ android:layout_width="match_parent"
+ android:layout_height="wrap_content"
+ app:tabMode="scrollable">
+
+ </android.support.design.widget.TabLayout>
+
+ <android.support.v4.view.ViewPager
+ android:id="@+id/vp"
+ android:layout_width="match_parent"
+ android:layout_height="0dp"
+ android:layout_weight="1" />
+
+ <Button
+ android:id="@+id/bt"
+ android:layout_width="match_parent"
+ android:layout_height="wrap_content"
+ android:text="click" />
+
+ <Button
+ android:id="@+id/bt_hide"
+ android:layout_width="match_parent"
+ android:layout_height="wrap_content"
+ android:text="hide" />
+
+</LinearLayout>

app/src/main/res/layout/fragment_my.xml

@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+ android:orientation="vertical" android:layout_width="match_parent"
+ android:layout_height="match_parent">
+
+
+
+</LinearLayout>