104 lines
3.5 KiB
Java
104 lines
3.5 KiB
Java
package androidx.fragment.app;
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import android.os.Parcelable;
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import android.view.View;
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import android.view.ViewGroup;
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import androidx.viewpager.widget.PagerAdapter;
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/* loaded from: classes.dex */
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public abstract class FragmentPagerAdapter extends PagerAdapter {
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private static final boolean DEBUG = false;
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private static final String TAG = "FragmentPagerAdapter";
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private FragmentTransaction mCurTransaction = null;
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private Fragment mCurrentPrimaryItem = null;
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private final FragmentManager mFragmentManager;
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public FragmentPagerAdapter(FragmentManager fragmentManager) {
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this.mFragmentManager = fragmentManager;
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}
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private static String makeFragmentName(int i, long j) {
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return "android:switcher:" + i + ":" + j;
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}
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@Override // androidx.viewpager.widget.PagerAdapter
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public void destroyItem(ViewGroup viewGroup, int i, Object obj) {
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if (this.mCurTransaction == null) {
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this.mCurTransaction = this.mFragmentManager.a();
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}
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this.mCurTransaction.b((Fragment) obj);
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}
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@Override // androidx.viewpager.widget.PagerAdapter
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public void finishUpdate(ViewGroup viewGroup) {
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FragmentTransaction fragmentTransaction = this.mCurTransaction;
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if (fragmentTransaction != null) {
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fragmentTransaction.c();
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this.mCurTransaction = null;
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}
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}
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public abstract Fragment getItem(int i);
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public long getItemId(int i) {
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return i;
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}
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@Override // androidx.viewpager.widget.PagerAdapter
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public Object instantiateItem(ViewGroup viewGroup, int i) {
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if (this.mCurTransaction == null) {
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this.mCurTransaction = this.mFragmentManager.a();
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}
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long itemId = getItemId(i);
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Fragment a = this.mFragmentManager.a(makeFragmentName(viewGroup.getId(), itemId));
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if (a != null) {
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this.mCurTransaction.a(a);
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} else {
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a = getItem(i);
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this.mCurTransaction.a(viewGroup.getId(), a, makeFragmentName(viewGroup.getId(), itemId));
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}
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if (a != this.mCurrentPrimaryItem) {
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a.setMenuVisibility(false);
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a.setUserVisibleHint(false);
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}
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return a;
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}
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@Override // androidx.viewpager.widget.PagerAdapter
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public boolean isViewFromObject(View view, Object obj) {
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return ((Fragment) obj).getView() == view;
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}
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@Override // androidx.viewpager.widget.PagerAdapter
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public void restoreState(Parcelable parcelable, ClassLoader classLoader) {
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}
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@Override // androidx.viewpager.widget.PagerAdapter
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public Parcelable saveState() {
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return null;
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}
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@Override // androidx.viewpager.widget.PagerAdapter
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public void setPrimaryItem(ViewGroup viewGroup, int i, Object obj) {
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Fragment fragment = (Fragment) obj;
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Fragment fragment2 = this.mCurrentPrimaryItem;
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if (fragment != fragment2) {
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if (fragment2 != null) {
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fragment2.setMenuVisibility(false);
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this.mCurrentPrimaryItem.setUserVisibleHint(false);
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}
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fragment.setMenuVisibility(true);
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fragment.setUserVisibleHint(true);
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this.mCurrentPrimaryItem = fragment;
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}
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}
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@Override // androidx.viewpager.widget.PagerAdapter
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public void startUpdate(ViewGroup viewGroup) {
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if (viewGroup.getId() != -1) {
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return;
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}
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throw new IllegalStateException("ViewPager with adapter " + this + " requires a view id");
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}
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}
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