我想实现一个TabLayout
,因为它很简单,但我找到的所有教程都涉及到ViewPager
。我只想要像OnClickListener
这样的东西,如果我点击Add
图标,它将显示一个显示"tab 1“的吐司,如果我单击一个日历图标,它将显示一个显示"tab 2”的吐司。
我想使用TabLayout
,因为它可以处理设备旋转。
Main_activity.java
public class MainActivity extends AppCompatActivity {
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main2);
TabLayout tabLayout = (TabLayout) findViewById(R.id.tabs);
// Add five tabs. Three have icons and two have text titles
tabLayout.addTab(tabLayout.newTab().setIcon(R.drawable.add_live));
tabLayout.addTab(tabLayout.newTab().setIcon(R.drawable.calendar_live));
tabLayout.addTab(tabLayout.newTab().setIcon(R.drawable.group_live));
tabLayout.addTab(tabLayout.newTab().setText("Send"));
tabLayout.addTab(tabLayout.newTab().setText("Send & Post"));
}
}
activity_main.xml
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
xmlns:app="http://schemas.android.com/tools">
<android.support.design.widget.TabLayout
android:id="@+id/tabs"
android:layout_width="match_parent"
android:layout_height="wrap_content"
app:tabMode="fixed"
app:tabGravity="fill" />
</RelativeLayout>
发布于 2015-11-12 08:02:05
我找到了setOnTabSelectedListener
tabLayout.addOnTabSelectedListener(new TabLayout.OnTabSelectedListener() {
@Override
public void onTabSelected(TabLayout.Tab tab) {
if(tabLayout.getSelectedTabPosition() == 0){
Toast.makeText(MainActivity.this, "Tab " + tabLayout.getSelectedTabPosition(), Toast.LENGTH_LONG).show();
}else if(tabLayout.getSelectedTabPosition() == 1){
Toast.makeText(MainActivity.this, "Tab " + tabLayout.getSelectedTabPosition(), Toast.LENGTH_LONG).show();
}else if(tabLayout.getSelectedTabPosition() == 2){
Toast.makeText(MainActivity.this, "Tab " + tabLayout.getSelectedTabPosition(), Toast.LENGTH_LONG).show();
}else if(tabLayout.getSelectedTabPosition() == 3){
Toast.makeText(MainActivity.this, "Tab " + tabLayout.getSelectedTabPosition(), Toast.LENGTH_LONG).show();
}else if(tabLayout.getSelectedTabPosition() == 4){
Toast.makeText(MainActivity.this, "Tab " + tabLayout.getSelectedTabPosition(), Toast.LENGTH_LONG).show();
}
}
@Override
public void onTabUnselected(TabLayout.Tab tab) {
}
@Override
public void onTabReselected(TabLayout.Tab tab) {
}
});
}
发布于 2021-02-12 16:19:49
使用Tab.getPosition
而不是TabLayout.getSelectedTabPosition
方法的可接受答案的替代解决方案。
tabLayout.addOnTabSelectedListener(new TabLayout.OnTabSelectedListener() {
@Override
public void onTabSelected(TabLayout.Tab tab) {
Toast.makeText(
MainActivity.this, "Tab " + tab.getPosition(), Toast.LENGTH_LONG
).show();
}
@Override
public void onTabUnselected(TabLayout.Tab tab) {
}
@Override
public void onTabReselected(TabLayout.Tab tab) {
}
});
https://stackoverflow.com/questions/33646586
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