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<?xml version="1.0" encoding="utf-8"?>佈局 <RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android" xmlns:app="http://schemas.android.com/apk/res-auto" xmlns:tools="http://schemas.android.com/tools" android:layout_width="match_parent" android:layout_height="match_parent" tools:context="zhanghaijiao.bawei.com.tablayout_demo.MainActivity">
<!-- app:tabGravity="center" 設置居中對齊 app:tabIndicatorColor="@color/colorAccent" 下滑線的顏色 app:tabMode="scrollable" 設置tabLayoout菜單的模式,,,scrollable可以橫向滾動 fixed:固定 app:tabSelectedTextColor="@color/colorPrimaryDark" 選中的時候文字的顏色 app:tabTextColor="@color/colorPrimary" 文本默認的顏色 -->
<android.support.design.widget.TabLayout android:layout_width="match_parent" android:layout_height="50dp" android:id="@+id/mytab" app:tabGravity="center" app:tabIndicatorColor="@color/colorAccent" app:tabMode="scrollable" app:tabSelectedTextColor="@color/colorPrimaryDark" app:tabTextColor="@color/colorPrimary"></android.support.design.widget.TabLayout>
</RelativeLayout>
//代碼 |
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package zhanghaijiao.bawei.com.tablayout_demo;
import android.support.design.widget.TabLayout; import android.support.v7.app.AppCompatActivity; import android.os.Bundle; import android.widget.Toast;
public class MainActivity extends AppCompatActivity {
@Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); TabLayout myTab=findViewById(R.id.mytab);
//添加選項卡 myTab.addTab(myTab.newTab().setText("新聞")); myTab.addTab(myTab.newTab().setText("社會")); myTab.addTab(myTab.newTab().setText("社會1")); myTab.addTab(myTab.newTab().setText("社會2")); myTab.addTab(myTab.newTab().setText("社會3")); myTab.addTab(myTab.newTab().setText("社會4"));
//選項卡被選中的監聽事件 myTab.setOnTabSelectedListener(new TabLayout.OnTabSelectedListener() { @Override public void onTabSelected(TabLayout.Tab tab) { Toast.makeText(MainActivity.this,tab.getText().toString(),Toast.LENGTH_SHORT).show();
}
@Override public void onTabUnselected(TabLayout.Tab tab) {
}
@Override public void onTabReselected(TabLayout.Tab tab) {
} });
} } |
