211 lines
8.8 KiB
Java
211 lines
8.8 KiB
Java
package androidx.fragment.app;
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import android.animation.LayoutTransition;
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import android.content.Context;
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import android.content.res.TypedArray;
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import android.graphics.Canvas;
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import android.os.Bundle;
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import android.util.AttributeSet;
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import android.view.View;
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import android.view.ViewGroup;
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import android.view.WindowInsets;
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import android.widget.FrameLayout;
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import androidx.annotation.NonNull;
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import androidx.annotation.Nullable;
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import androidx.annotation.RequiresApi;
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import androidx.fragment.R;
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import c.d.b.a.a;
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import java.util.ArrayList;
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public final class FragmentContainerView extends FrameLayout {
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private ArrayList<View> mDisappearingFragmentChildren;
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private boolean mDrawDisappearingViewsFirst;
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private ArrayList<View> mTransitioningFragmentViews;
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public FragmentContainerView(@NonNull Context context) {
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super(context);
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this.mDrawDisappearingViewsFirst = true;
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}
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public FragmentContainerView(@NonNull Context context, @Nullable AttributeSet attributeSet) {
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this(context, attributeSet, 0);
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}
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public FragmentContainerView(@NonNull Context context, @Nullable AttributeSet attributeSet, int i) {
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super(context, attributeSet, i);
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String str;
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this.mDrawDisappearingViewsFirst = true;
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if (attributeSet != null) {
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String classAttribute = attributeSet.getClassAttribute();
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TypedArray obtainStyledAttributes = context.obtainStyledAttributes(attributeSet, R.styleable.FragmentContainerView);
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if (classAttribute == null) {
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classAttribute = obtainStyledAttributes.getString(R.styleable.FragmentContainerView_android_name);
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str = "android:name";
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} else {
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str = "class";
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}
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obtainStyledAttributes.recycle();
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if (classAttribute != null && !isInEditMode()) {
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throw new UnsupportedOperationException("FragmentContainerView must be within a FragmentActivity to use " + str + "=\"" + classAttribute + "\"");
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}
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}
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}
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public FragmentContainerView(@NonNull Context context, @NonNull AttributeSet attributeSet, @NonNull FragmentManager fragmentManager) {
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super(context, attributeSet);
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this.mDrawDisappearingViewsFirst = true;
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String classAttribute = attributeSet.getClassAttribute();
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TypedArray obtainStyledAttributes = context.obtainStyledAttributes(attributeSet, R.styleable.FragmentContainerView);
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classAttribute = classAttribute == null ? obtainStyledAttributes.getString(R.styleable.FragmentContainerView_android_name) : classAttribute;
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String string = obtainStyledAttributes.getString(R.styleable.FragmentContainerView_android_tag);
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obtainStyledAttributes.recycle();
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int id2 = getId();
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Fragment findFragmentById = fragmentManager.findFragmentById(id2);
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if (classAttribute != null && findFragmentById == null) {
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if (id2 <= 0) {
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throw new IllegalStateException(a.t("FragmentContainerView must have an android:id to add Fragment ", classAttribute, string != null ? a.s(" with tag ", string) : ""));
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}
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Fragment instantiate = fragmentManager.getFragmentFactory().instantiate(context.getClassLoader(), classAttribute);
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instantiate.onInflate(context, attributeSet, (Bundle) null);
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fragmentManager.beginTransaction().setReorderingAllowed(true).add(this, instantiate, string).commitNowAllowingStateLoss();
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}
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}
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private void addDisappearingFragmentView(@NonNull View view) {
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ArrayList<View> arrayList = this.mTransitioningFragmentViews;
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if (arrayList != null && arrayList.contains(view)) {
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if (this.mDisappearingFragmentChildren == null) {
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this.mDisappearingFragmentChildren = new ArrayList<>();
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}
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this.mDisappearingFragmentChildren.add(view);
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}
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}
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@Override // android.view.ViewGroup
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public void addView(@NonNull View view, int i, @Nullable ViewGroup.LayoutParams layoutParams) {
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if (FragmentManager.getViewFragment(view) != null) {
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super.addView(view, i, layoutParams);
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return;
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}
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throw new IllegalStateException("Views added to a FragmentContainerView must be associated with a Fragment. View " + view + " is not associated with a Fragment.");
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}
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@Override // android.view.ViewGroup
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public boolean addViewInLayout(@NonNull View view, int i, @Nullable ViewGroup.LayoutParams layoutParams, boolean z2) {
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if (FragmentManager.getViewFragment(view) != null) {
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return super.addViewInLayout(view, i, layoutParams, z2);
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}
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throw new IllegalStateException("Views added to a FragmentContainerView must be associated with a Fragment. View " + view + " is not associated with a Fragment.");
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}
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@Override // android.view.View, android.view.ViewGroup
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public void dispatchDraw(@NonNull Canvas canvas) {
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if (this.mDrawDisappearingViewsFirst && this.mDisappearingFragmentChildren != null) {
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for (int i = 0; i < this.mDisappearingFragmentChildren.size(); i++) {
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super.drawChild(canvas, this.mDisappearingFragmentChildren.get(i), getDrawingTime());
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}
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}
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super.dispatchDraw(canvas);
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}
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@Override // android.view.ViewGroup
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public boolean drawChild(@NonNull Canvas canvas, @NonNull View view, long j) {
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ArrayList<View> arrayList;
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if (!this.mDrawDisappearingViewsFirst || (arrayList = this.mDisappearingFragmentChildren) == null || arrayList.size() <= 0 || !this.mDisappearingFragmentChildren.contains(view)) {
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return super.drawChild(canvas, view, j);
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}
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return false;
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}
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@Override // android.view.ViewGroup
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public void endViewTransition(@NonNull View view) {
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ArrayList<View> arrayList = this.mTransitioningFragmentViews;
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if (arrayList != null) {
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arrayList.remove(view);
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ArrayList<View> arrayList2 = this.mDisappearingFragmentChildren;
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if (arrayList2 != null && arrayList2.remove(view)) {
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this.mDrawDisappearingViewsFirst = true;
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}
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}
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super.endViewTransition(view);
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}
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@Override // android.view.View
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@NonNull
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@RequiresApi(20)
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public WindowInsets onApplyWindowInsets(@NonNull WindowInsets windowInsets) {
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for (int i = 0; i < getChildCount(); i++) {
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getChildAt(i).dispatchApplyWindowInsets(new WindowInsets(windowInsets));
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}
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return windowInsets;
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}
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@Override // android.view.ViewGroup
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public void removeAllViewsInLayout() {
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for (int childCount = getChildCount() - 1; childCount >= 0; childCount--) {
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addDisappearingFragmentView(getChildAt(childCount));
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}
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super.removeAllViewsInLayout();
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}
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@Override // android.view.ViewGroup
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public void removeDetachedView(@NonNull View view, boolean z2) {
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if (z2) {
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addDisappearingFragmentView(view);
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}
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super.removeDetachedView(view, z2);
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}
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@Override // android.view.ViewGroup, android.view.ViewManager
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public void removeView(@NonNull View view) {
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addDisappearingFragmentView(view);
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super.removeView(view);
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}
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@Override // android.view.ViewGroup
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public void removeViewAt(int i) {
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addDisappearingFragmentView(getChildAt(i));
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super.removeViewAt(i);
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}
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@Override // android.view.ViewGroup
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public void removeViewInLayout(@NonNull View view) {
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addDisappearingFragmentView(view);
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super.removeViewInLayout(view);
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}
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@Override // android.view.ViewGroup
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public void removeViews(int i, int i2) {
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for (int i3 = i; i3 < i + i2; i3++) {
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addDisappearingFragmentView(getChildAt(i3));
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}
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super.removeViews(i, i2);
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}
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@Override // android.view.ViewGroup
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public void removeViewsInLayout(int i, int i2) {
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for (int i3 = i; i3 < i + i2; i3++) {
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addDisappearingFragmentView(getChildAt(i3));
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}
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super.removeViewsInLayout(i, i2);
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}
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public void setDrawDisappearingViewsLast(boolean z2) {
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this.mDrawDisappearingViewsFirst = z2;
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}
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@Override // android.view.ViewGroup
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public void setLayoutTransition(@Nullable LayoutTransition layoutTransition) {
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throw new UnsupportedOperationException("FragmentContainerView does not support Layout Transitions or animateLayoutChanges=\"true\".");
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}
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@Override // android.view.ViewGroup
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public void startViewTransition(@NonNull View view) {
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if (view.getParent() == this) {
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if (this.mTransitioningFragmentViews == null) {
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this.mTransitioningFragmentViews = new ArrayList<>();
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}
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this.mTransitioningFragmentViews.add(view);
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}
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super.startViewTransition(view);
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}
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}
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