最佳答案
为此,您需要先创建一个自定义菜单。让它像下面一样。让我们将其命名为 your_menu.xml
<menu xmlns:androclass="http://schemas.android.com/apk/res/android" >
<item
android:id="@+id/one"
android:title="One"/>
<item
android:id="@+id/two"
android:title="Two"/>
<item
android:id="@+id/three"
android:title="Three"/>
</menu>
然后在您的 Activity 按钮上点击应该有一个 onClickListener,如下所示
button1.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
PopupMenu popup = new PopupMenu(MainActivity.this, your_main_button);//
popup.getMenuInflater().inflate(R.menu.your_menu, popup.getMenu());
popup.setOnMenuItemClickListener(new PopupMenu.OnMenuItemClickListener() {
public boolean onMenuItemClick(MenuItem item) {
Toast.makeText(MainActivity.this,"Clicked item is : " + item.getTitle(),Toast.LENGTH_SHORT).show();
return true;
}
});
popup.show();//showing popup menu
}
});
关于Android 创建下拉菜单,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/35350704/