问题描述
因此,我在活动内部的一个片段中有一个viewpager。问题是文本视图或片段内的开关不可单击。当我通过向左滑动并向后滑动片段来更改片段时,它变得可点击。
此外,如果我没有完全滑动到下一个片段,而只是滑动并回到片段,那么一段时间后,我就可以单击其中的按钮。
我正在使用在https://stackoverflow.com/a/13437997/13594867上找到的自定义查看器
该片段的xml文件:
<androidx.constraintlayout.widget.ConstraintLayout xmlns:app="http://schemas.android.com/apk/res-auto"
xmlns:tools="http://schemas.android.com/tools"
xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_height="match_parent"
android:layout_width="match_parent"
android:background="#fff" android:animationCache="true"
android:id="@+id/SettingsFragmentContainer"
android:clickable="true"
android:drawingCacheQuality="high" android:focusable="true">
<androidx.appcompat.widget.Toolbar
android:layout_width="0dp"
android:layout_height="wrap_content"
android:background="?attr/colorPrimary"
android:theme="?attr/actionBarTheme"
android:minHeight="?attr/actionBarSize" app:layout_constraintTop_toTopOf="parent"
app:layout_constraintStart_toStartOf="parent"
android:id="@+id/SettingsActivityToolbar" app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintHorizontal_bias="1.0"/>
<TextView
android:text="Settings"
android:layout_width="65dp"
android:layout_height="23dp" app:layout_constraintTop_toTopOf="parent"
app:layout_constraintStart_toStartOf="parent" android:layout_marginTop="18dp"
app:layout_constraintEnd_toEndOf="parent" android:id="@+id/Settings_textview"
android:textAppearance="@style/ActionBar.nameText"/>
<ImageButton
android:layout_width="46dp"
android:layout_height="34dp" app:srcCompat="@drawable/settings_icon_back"
android:id="@+id/backPressButton"
android:rotation="180" android:backgroundTint="#fff"
android:background="@null"
app:layout_constraintStart_toStartOf="@+id/SettingsActivityToolbar"
android:layout_marginStart="2dp" app:layout_constraintTop_toTopOf="parent"
android:layout_marginTop="16dp" android:onClick="click" android:drawingCacheQuality="high"/>
<TextView
android:text=""
android:layout_width="0dp"
android:layout_height="0.1dp" app:layout_constraintStart_toStartOf="parent"
app:layout_constraintEnd_toEndOf="parent" android:id="@+id/linebreak1" android:layout_marginTop="10dp"
app:layout_constraintTop_toBottomOf="@+id/backPressButton" android:background="#A1A8AC"/>
<TextView
android:layout_width="0dp"
android:layout_height="0.1dp" android:id="@+id/linebreak2"
android:background="#A1A8AC"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintEnd_toEndOf="parent" android:layout_marginTop="7dp"
app:layout_constraintTop_toBottomOf="@+id/switch4"/>
<Switch
android:text="Test Test"
android:layout_width="0dp"
android:layout_height="47dp" android:id="@+id/switch4"
android:textAppearance="@style/ActionBar.nameText" app:layout_constraintStart_toStartOf="parent"
android:layout_marginStart="25dp" android:layout_marginEnd="25dp"
app:layout_constraintEnd_toEndOf="parent" android:thumbTint="@drawable/switch_thumb_selector"
android:trackTint="@drawable/switch_track_selector" android:layout_marginTop="18dp"
app:layout_constraintTop_toBottomOf="@+id/backPressButton" tools:ignore="UseSwitchCompatOrMaterialXml"/>
<TextView
android:layout_width="0dp"
android:layout_height="67dp" android:id="@+id/update"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintEnd_toEndOf="parent"
android:clickable="true"
android:textAppearance="@style/ActionBar.nameText" app:layout_constraintHorizontal_bias="0.0"
android:background="?attr/selectableItemBackground" android:layout_marginTop="16dp"
app:layout_constraintTop_toBottomOf="@+id/switch4" android:onClick="onClickUpdate"
android:focusable="true"/>
<TextView
android:text="Current Version 1.0.1"
android:layout_width="wrap_content"
android:clickable="true"
android:layout_height="0dp" android:id="@+id/enter_version"
app:layout_constraintTop_toTopOf="@+id/update"
android:layout_marginTop="36dp" android:layout_marginEnd="206dp"
app:layout_constraintEnd_toEndOf="@+id/update" android:focusable="true"/>
<TextView
android:text="Check Update"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:clickable="true"
android:id="@+id/update_textview"
android:textAppearance="@style/ActionBar.nameText" android:layout_marginEnd="228dp"
app:layout_constraintEnd_toEndOf="@+id/update" app:layout_constraintTop_toTopOf="@+id/update"
android:layout_marginTop="10dp" android:focusable="true"/>
<com.testapp.test2.CustomViewPager
android:layout_width="0dp"
android:layout_height="0dp" app:layout_constraintTop_toTopOf="parent"
app:layout_constraintBottom_toBottomOf="parent"
app:layout_constraintEnd_toEndOf="parent" app:layout_constraintVertical_bias="0.58000004"
app:layout_constraintStart_toStartOf="parent" android:id="@+id/CustomViewPager"
/>
</androidx.constraintlayout.widget.ConstraintLayout>
片段代码:
public class SettingsFragment extends Fragment {
public SettingsFragment() {
}
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
}
@Deprecated
@Override
public View onCreateView(LayoutInflater inflater,final ViewGroup container,Bundle savedInstanceState) {
final View rootview = inflater.inflate(R.layout.fragment_settings,container,false);
final CustomViewPager viewPager = rootview.findViewById(R.id.CustomViewPager);
viewPager.setAdapter(new Adapter(getFragmentManager()));
viewPager.setCurrentItem(1);
viewPager.setoffscreenPageLimit(2);
viewPager.addOnPagechangelistener(new ViewPager.SimpleOnPagechangelistener() {
@Override
public void onPageSelected(int position) {
if (position == 0) {
viewPager.setPagingEnabled(false);
}
}
});
return rootview;
}
我正在使用的适配器:
public class Adapter extends FragmentStatePagerAdapter {
public Adapter(FragmentManager fragmentManager){
super(fragmentManager,BEHAVIOR_RESUME_ONLY_CURRENT_FRAGMENT);
}
@NotNull
@Override
public Fragment getItem(int position) {
if(position==0){
return new BlankFragment();
}
if(position==1){
return new SettingsFragment();
}
return null;
}
@Override
public int getCount() {
return 2;
}
}
有点奇怪,我需要稍微滑动一下才能使其正常工作。如何解决此问题?
解决方法
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