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Code Issues Releases Wiki Activity

Improve code style to be more consistent

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This commit is contained in:
wb9688
2020-03-31 19:20:15 +02:00
parent 819e52cab3
commit fda5405e48
244 changed files with 10116 additions and 7222 deletions
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67
app/src/main/java/androidx/fragment/app/FragmentStatePagerAdapterMenuWorkaround.java
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@@ -38,12 +38,15 @@ import java.util.ArrayList;
* This is a copy from {@link androidx.fragment.app.FragmentStatePagerAdapter}.
* <p>
* It includes a workaround to fix the menu visibility when the adapter is restored.
* </p>
* <p>
* When restoring the state of this adapter, all the fragments' menu visibility were set to false,
* effectively disabling the menu from the user until he switched pages or another event that triggered the
* menu to be visible again happened.
* effectively disabling the menu from the user until he switched pages or another event
* that triggered the menu to be visible again happened.
* </p>
* <p>
* <br><b>Check out the changes in:</b>
* <b>Check out the changes in:</b>
* </p>
* <ul>
* <li>{@link #saveState()}</li>
* <li>{@link #restoreState(Parcelable, ClassLoader)}</li>
@@ -88,8 +91,8 @@ public abstract class FragmentStatePagerAdapterMenuWorkaround extends PagerAdapt
private Fragment mCurrentPrimaryItem = null;
/**
* Constructor for {@link FragmentStatePagerAdapterMenuWorkaround} that sets the fragment manager for the
* adapter. This is the equivalent of calling
* Constructor for {@link FragmentStatePagerAdapterMenuWorkaround}
* that sets the fragment manager for the adapter. This is the equivalent of calling
* {@link #FragmentStatePagerAdapterMenuWorkaround(FragmentManager, int)} and passing in
* {@link #BEHAVIOR_SET_USER_VISIBLE_HINT}.
*
@@ -101,7 +104,7 @@ public abstract class FragmentStatePagerAdapterMenuWorkaround extends PagerAdapt
* {@link #BEHAVIOR_RESUME_ONLY_CURRENT_FRAGMENT}
*/
@Deprecated
public FragmentStatePagerAdapterMenuWorkaround(@NonNull FragmentManager fm) {
public FragmentStatePagerAdapterMenuWorkaround(@NonNull final FragmentManager fm) {
this(fm, BEHAVIOR_SET_USER_VISIBLE_HINT);
}
@@ -117,20 +120,21 @@ public abstract class FragmentStatePagerAdapterMenuWorkaround extends PagerAdapt
* @param fm fragment manager that will interact with this adapter
* @param behavior determines if only current fragments are in a resumed state
*/
public FragmentStatePagerAdapterMenuWorkaround(@NonNull FragmentManager fm,
@Behavior int behavior) {
public FragmentStatePagerAdapterMenuWorkaround(@NonNull final FragmentManager fm,
@Behavior final int behavior) {
mFragmentManager = fm;
mBehavior = behavior;
}
/**
* Return the Fragment associated with a specified position.
* @param position the position of the item you want
* @return the {@link Fragment} associated with a specified position
*/
@NonNull
public abstract Fragment getItem(int position);
@Override
public void startUpdate(@NonNull ViewGroup container) {
public void startUpdate(@NonNull final ViewGroup container) {
if (container.getId() == View.NO_ID) {
throw new IllegalStateException("ViewPager with adapter " + this
+ " requires a view id");
@@ -140,7 +144,7 @@ public abstract class FragmentStatePagerAdapterMenuWorkaround extends PagerAdapt
@SuppressWarnings("deprecation")
@NonNull
@Override
public Object instantiateItem(@NonNull ViewGroup container, int position) {
public Object instantiateItem(@NonNull final ViewGroup container, final int position) {
// If we already have this item instantiated, there is nothing
// to do. This can happen when we are restoring the entire pager
// from its saved state, where the fragment manager has already
@@ -157,7 +161,9 @@ public abstract class FragmentStatePagerAdapterMenuWorkaround extends PagerAdapt
}
Fragment fragment = getItem(position);
if (DEBUG) Log.v(TAG, "Adding item #" + position + ": f=" + fragment);
if (DEBUG) {
Log.v(TAG, "Adding item #" + position + ": f=" + fragment);
}
if (mSavedState.size() > position) {
Fragment.SavedState fss = mSavedState.get(position);
if (fss != null) {
@@ -183,14 +189,17 @@ public abstract class FragmentStatePagerAdapterMenuWorkaround extends PagerAdapt
}
@Override
public void destroyItem(@NonNull ViewGroup container, int position, @NonNull Object object) {
public void destroyItem(@NonNull final ViewGroup container, final int position,
@NonNull final Object object) {
Fragment fragment = (Fragment) object;
if (mCurTransaction == null) {
mCurTransaction = mFragmentManager.beginTransaction();
}
if (DEBUG) Log.v(TAG, "Removing item #" + position + ": f=" + object
+ " v=" + ((Fragment)object).getView());
if (DEBUG) {
Log.v(TAG, "Removing item #" + position + ": f=" + object
+ " v=" + ((Fragment) object).getView());
}
while (mSavedState.size() <= position) {
mSavedState.add(null);
}
@@ -206,8 +215,9 @@ public abstract class FragmentStatePagerAdapterMenuWorkaround extends PagerAdapt
@Override
@SuppressWarnings({"ReferenceEquality", "deprecation"})
public void setPrimaryItem(@NonNull ViewGroup container, int position, @NonNull Object object) {
Fragment fragment = (Fragment)object;
public void setPrimaryItem(@NonNull final ViewGroup container, final int position,
@NonNull final Object object) {
Fragment fragment = (Fragment) object;
if (fragment != mCurrentPrimaryItem) {
if (mCurrentPrimaryItem != null) {
mCurrentPrimaryItem.setMenuVisibility(false);
@@ -235,7 +245,7 @@ public abstract class FragmentStatePagerAdapterMenuWorkaround extends PagerAdapt
}
@Override
public void finishUpdate(@NonNull ViewGroup container) {
public void finishUpdate(@NonNull final ViewGroup container) {
if (mCurTransaction != null) {
mCurTransaction.commitNowAllowingStateLoss();
mCurTransaction = null;
@@ -243,12 +253,12 @@ public abstract class FragmentStatePagerAdapterMenuWorkaround extends PagerAdapt
}
@Override
public boolean isViewFromObject(@NonNull View view, @NonNull Object object) {
return ((Fragment)object).getView() == view;
public boolean isViewFromObject(@NonNull final View view, @NonNull final Object object) {
return ((Fragment) object).getView() == view;
}
//!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
private final String SELECTED_FRAGMENT = "selected_fragment";
private final String selectedFragment = "selected_fragment";
//!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
@Override
@@ -261,7 +271,7 @@ public abstract class FragmentStatePagerAdapterMenuWorkaround extends PagerAdapt
mSavedState.toArray(fss);
state.putParcelableArray("states", fss);
}
for (int i=0; i<mFragments.size(); i++) {
for (int i = 0; i < mFragments.size(); i++) {
Fragment f = mFragments.get(i);
if (f != null && f.isAdded()) {
if (state == null) {
@@ -273,7 +283,7 @@ public abstract class FragmentStatePagerAdapterMenuWorkaround extends PagerAdapt
//!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
// Check if it's the same fragment instance
if (f == mCurrentPrimaryItem) {
state.putString(SELECTED_FRAGMENT, key);
state.putString(selectedFragment, key);
}
//!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
}
@@ -282,16 +292,16 @@ public abstract class FragmentStatePagerAdapterMenuWorkaround extends PagerAdapt
}
@Override
public void restoreState(@Nullable Parcelable state, @Nullable ClassLoader loader) {
public void restoreState(@Nullable final Parcelable state, @Nullable final ClassLoader loader) {
if (state != null) {
Bundle bundle = (Bundle)state;
Bundle bundle = (Bundle) state;
bundle.setClassLoader(loader);
Parcelable[] fss = bundle.getParcelableArray("states");
mSavedState.clear();
mFragments.clear();
if (fss != null) {
for (int i=0; i<fss.length; i++) {
mSavedState.add((Fragment.SavedState)fss[i]);
for (int i = 0; i < fss.length; i++) {
mSavedState.add((Fragment.SavedState) fss[i]);
}
}
Iterable<String> keys = bundle.keySet();
@@ -304,7 +314,8 @@ public abstract class FragmentStatePagerAdapterMenuWorkaround extends PagerAdapt
mFragments.add(null);
}
//!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
final boolean wasSelected = bundle.getString(SELECTED_FRAGMENT, "").equals(key);
final boolean wasSelected = bundle.getString(selectedFragment, "")
.equals(key);
f.setMenuVisibility(wasSelected);
//!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
mFragments.set(index, f);