Я пытаюсь создать диалог, который содержит вкладки с фрагментами. Диалог (locationViewDialog) устанавливается в методе onCreate основного действия, где я вызываю метод setUpViewPager, который присоединяет адаптер к viewPager. Когда я вызываю метод show из диалогового окна, приложение вылетает из журнала, который я написал в заголовке.
public class MainActivity extends AppCompatActivity {
private Dialog logOutDialog;
private Dialog settingsDialog;
private Dialog addItemDialog;
private Dialog locationViewDialog;
private ImageButton btnExit;
private Fragment settingsFragment = null;
private Fragment tabInfoFragment;
private Fragment tabCommentsFragment;
private SectionsPageAdapter mSectionPageAdapter;
private TabLayout tabLayout;
private ViewPager viewPager;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
//should call from SignIn Activity
DomainController.setUser("u","p");
//configure toolbar
Toolbar toolbar = (Toolbar) findViewById(R.id.toolbar);
setSupportActionBar(toolbar);
getSupportActionBar().setDisplayShowTitleEnabled(false);
addItemDialog = new Dialog(this);
addItemDialog.setContentView(R.layout.dialog_add_item);
mSectionPageAdapter = new
SectionsPageAdapter(getSupportFragmentManager());
locationViewDialog = new Dialog(this);
locationViewDialog.setContentView(R.layout.dialog_location_view);
tabLayout = locationViewDialog.findViewById(R.id.tabsLocation);
viewPager = locationViewDialog.findViewById(R.id.viewPagerLocation);
setUpViewPager(viewPager);
tabLayout.setupWithViewPager(viewPager);
}
Метод setUpViewPager:
public void setUpViewPager(ViewPager viewPager)
{
SectionsPageAdapter adapter = new
SectionsPageAdapter(getSupportFragmentManager());
tabInfoFragment = new Fragment();
tabCommentsFragment = new Fragment();
adapter.addFragment(tabInfoFragment,"TabInfoFragment");
adapter.addFragment(tabCommentsFragment,"TabCommentsFragment");
viewPager.setAdapter(adapter);
}
Вот где я вызываю диалог:
@Override
public boolean onOptionsItemSelected(MenuItem item) {
switch (item.getItemId())
{
case R.id.app_bar_search:
Log.d("MyTag","Search clicked!");
locationViewDialog.getWindow().setBackgroundDrawable(new
ColorDrawable(Color.TRANSPARENT));
locationViewDialog.show();
break;
Класс адаптера страницы моего раздела:
public class SectionsPageAdapter extends FragmentPagerAdapter {
private final List<Fragment> mFragmentList = new ArrayList<>();
private final List<String> mFragmentTitleList = new ArrayList<>();
public void addFragment(Fragment fragment,String title)
{
mFragmentList.add(fragment);
mFragmentTitleList.add(title);
}
public SectionsPageAdapter(FragmentManager fm) {
super(fm);
}
@Override
public Fragment getItem(int i) {
return mFragmentList.get(i);
}
@Nullable
@Override
public CharSequence getPageTitle(int position) {
return mFragmentTitleList.get(position);
}
@Override
public int getCount() {
return mFragmentList.size();
}
}
и мой макет представления местоположения диалога:
<?xml version="1.0" encoding="utf-8"?>
<ScrollView android:layout_width="wrap_content"
android:layout_height="wrap_content"
xmlns:app="http://schemas.android.com/apk/res-auto"
xmlns:android="http://schemas.android.com/apk/res/android">
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:orientation="vertical" android:layout_width="350dp"
android:layout_height="600dp"
android:layout_marginLeft="15dp"
android:layout_marginTop="50dp"
android:background="@drawable/add_item_window"
>
<android.support.v7.widget.AppCompatImageButton
android:id="@+id/closeSignInForm"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
app:srcCompat="@drawable/close_box_add_item"
android:layout_gravity="right"
android:layout_marginTop="10dp"
android:layout_marginRight="20dp"
android:padding="0dp"
android:background="#000000"
/>
<LinearLayout
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_marginTop="5dp"
android:orientation="horizontal">
<android.support.v7.widget.AppCompatImageView
android:layout_width="match_parent"
android:layout_height="160dp"
android:background="#FFFFFF"
android:layout_marginLeft="5dp"
android:layout_marginRight="5dp"
/>
</LinearLayout>
<LinearLayout
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:orientation="horizontal"
android:layout_marginTop="10dp"
>
<android.support.v7.widget.AppCompatTextView
android:layout_marginLeft="10dp"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="Name of location"
android:textColor="@color/colorSignInText"
android:textSize="25dp"
/>
<ImageButton
android:layout_marginLeft="30dp"
android:layout_marginRight="15dp"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
app:srcCompat="@drawable/thumb_up"
android:scaleType="center"
android:background="#389DB4"
/>
<ImageButton
android:layout_width="wrap_content"
android:layout_height="wrap_content"
app:srcCompat="@drawable/thumb_down"
android:scaleType="center"
android:background="#389DB4"
/>
</LinearLayout>
<LinearLayout
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:orientation="horizontal">
<android.support.v7.widget.AppCompatTextView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="45"
android:textSize="20dp"
android:layout_marginLeft="240dp"
android:textColor="#74D080"
/>
<android.support.v7.widget.AppCompatTextView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="5"
android:textSize="20dp"
android:layout_marginLeft="30dp"
android:textColor="#81312D"
/>
</LinearLayout>
<LinearLayout
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:orientation="horizontal">
<android.support.v7.widget.AppCompatTextView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="?"
android:textSize="35dp"
android:layout_marginLeft="20dp"
/>
<android.support.v7.widget.AppCompatTextView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="Some user"
android:textSize="20dp"
android:layout_marginLeft="10dp"
/>
<android.support.v7.widget.AppCompatTextView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="Remaining time:"
android:textSize="16dp"
android:textColor="#81312D"
android:layout_marginLeft="10dp"
android:layout_marginTop="15dp"
/>
<android.support.v7.widget.AppCompatTextView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:textSize="16dp"
android:textColor="#81312D"
android:text="1:42:14"
android:layout_marginTop="15dp"
/>
</LinearLayout>
<android.support.design.widget.TabLayout
android:layout_marginTop="20dp"
android:id="@+id/tabsLocation"
android:layout_width="wrap_content"
android:layout_height="wrap_content">
</android.support.design.widget.TabLayout>
<android.support.v4.view.ViewPager
android:id="@+id/viewPagerLocation"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
>
</android.support.v4.view.ViewPager>
</LinearLayout>
</ScrollView>