Example usage for android.app Fragment setUserVisibleHint

Introduction

In this page you can find the example usage for android.app Fragment setUserVisibleHint.

Prototype

public void setUserVisibleHint(boolean isVisibleToUser) 

Source Link

Document

Set a hint to the system about whether this fragment's UI is currently visible to the user.

Usage

From source file:com.cgogolin.penandpdf.FragmentPagerAdapter.java

@Override
public void setPrimaryItem(ViewGroup container, int position, Object object) {
    Fragment fragment = (Fragment) object;
    if (fragment != mCurrentPrimaryItem) {
        if (mCurrentPrimaryItem != null) {
            // Fragment.setMenuVisibility(mCurrentPrimaryItem, false);
            // Fragment.setUserVisibleHint(mCurrentPrimaryItem, false);
            mCurrentPrimaryItem.setMenuVisibility(false);
            mCurrentPrimaryItem.setUserVisibleHint(false);
        }/*from ww w  .ja v a 2 s .  c o  m*/
        if (fragment != null) {
            // Fragment.setMenuVisibility(fragment, true);
            // Fragment.setUserVisibleHint(fragment, true);
            fragment.setMenuVisibility(true);
            fragment.setUserVisibleHint(true);
        }
        mCurrentPrimaryItem = fragment;
    }
}

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From source file:com.alimuzaffar.ramadanalarm.widget.FragmentStatePagerAdapter.java

@SuppressLint("NewApi")
@Override//ww  w  .ja v a  2  s . co  m
public Object instantiateItem(ViewGroup container, 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
    // taken care of restoring the fragments we previously had instantiated.
    if (mFragments.size() > position) {
        Fragment f = mFragments.get(position);
        if (f != null) {
            return f;
        }
    }

    if (mCurTransaction == null) {
        mCurTransaction = mFragmentManager.beginTransaction();
    }

    Fragment fragment = getItem(position);
    if (DEBUG)
        Log.v(TAG, "Adding item #" + position + ": f=" + fragment);
    if (mSavedState.size() > position) {
        Fragment.SavedState fss = mSavedState.get(position);
        if (fss != null) {
            fragment.setInitialSavedState(fss);
        }
    }
    while (mFragments.size() <= position) {
        mFragments.add(null);
    }
    fragment.setMenuVisibility(false);
    if (Build.VERSION.SDK_INT < Build.VERSION_CODES.ICE_CREAM_SANDWICH_MR1) {
        fragment.setUserVisibleHint(false);
    }
    mFragments.set(position, fragment);
    mCurTransaction.add(container.getId(), fragment);

    return fragment;
}

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From source file:com.way.adapter.FragmentPagerAdapter.java

@Override
public Object instantiateItem(ViewGroup container, int position) {
    if (mCurTransaction == null) {
        mCurTransaction = mFragmentManager.beginTransaction();
    }/*from   w  w w.  j  a  v  a2s .  c om*/

    final long itemId = getItemId(position);

    // Do we already have this fragment?
    String name = makeFragmentName(position);
    Fragment fragment = mFragmentManager.findFragmentByTag(name);
    if (fragment != null) {
        if (DEBUG)
            Log.v(TAG, "Attaching item #" + itemId + ": f=" + fragment);
        //         mCurTransaction.attach(fragment);
        freshUI(fragment);
    } else {
        fragment = getItem(position);
        if (DEBUG)
            Log.v(TAG, "Adding item #" + itemId + ": f=" + fragment);
        mCurTransaction.add(container.getId(), fragment, makeFragmentName(position));
    }
    if (fragment != mCurrentPrimaryItem) {
        fragment.setMenuVisibility(false);
        fragment.setUserVisibleHint(false);
    }

    return fragment;
}

---

From source file:org.kegbot.app.util.SortableFragmentStatePagerAdapter.java

@Override
public void setPrimaryItem(ViewGroup container, int position, Object object) {
    Fragment fragment = (Fragment) object;
    if (fragment != mCurrentPrimaryItem) {
        if (mCurrentPrimaryItem != null) {
            mCurrentPrimaryItem.setMenuVisibility(false);
            if (Build.VERSION.SDK_INT >= 15) {
                mCurrentPrimaryItem.setUserVisibleHint(false);
            }//from w  w w  .  j a  va 2s . c  om
        }
        if (fragment != null) {
            fragment.setMenuVisibility(true);
            if (Build.VERSION.SDK_INT >= 15) {
                fragment.setUserVisibleHint(true);
            }
        }
        mCurrentPrimaryItem = fragment;
    }
}

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From source file:com.drownedinsound.ui.base.FragmentPagerAdapter.java

@Override
public Object instantiateItem(ViewGroup container, int position) {
    if (mCurTransaction == null) {
        mCurTransaction = mFragmentManager.beginTransaction();
    }/*from  w  w  w .j a  va  2  s . c  om*/

    final long itemId = getItemId(position);

    // Do we already have this fragment?
    String name = makeFragmentName(container.getId(), itemId);
    Fragment fragment = mFragmentManager.findFragmentByTag(name);
    if (fragment != null) {
        if (DEBUG) {
            Log.v(TAG, "Attaching item #" + itemId + ": f=" + fragment);
        }
        mCurTransaction.attach(fragment);
    } else {
        fragment = getItem(position);
        if (DEBUG) {
            Log.v(TAG, "Adding item #" + itemId + ": f=" + fragment);
        }
        mCurTransaction.add(container.getId(), fragment, makeFragmentName(container.getId(), itemId));
    }
    if (fragment != mCurrentPrimaryItem) {
        fragment.setMenuVisibility(false);
        fragment.setUserVisibleHint(false);
    }

    return fragment;
}

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From source file:com.commonsware.cwac.pager.ArrayPagerAdapter.java

@TargetApi(Build.VERSION_CODES.ICE_CREAM_SANDWICH_MR1)
@Override/*from  www  . ja va 2  s.c  o  m*/
public Object instantiateItem(ViewGroup container, int position) {
    if (currTransaction == null) {
        currTransaction = fm.beginTransaction();
    }

    Fragment fragment = getExistingFragment(position);

    if (fragment != null) {
        retentionStrategy.attach(fragment, currTransaction);
    } else {
        fragment = createFragment(entries.get(position).getDescriptor());
        currTransaction.add(container.getId(), fragment, getFragmentTag(position));
    }

    if (fragment != currPrimaryItem) {
        fragment.setMenuVisibility(false);

        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.ICE_CREAM_SANDWICH_MR1) {
            fragment.setUserVisibleHint(false);
        }
    }

    return (fragment);
}

---

From source file:org.kegbot.app.util.SortableFragmentStatePagerAdapter.java

@Override
public Object instantiateItem(ViewGroup container, int position) {

    createIdCache();/*  w ww. jav  a 2s .com*/

    // 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
    // taken care of restoring the fragments we previously had instantiated.
    if (mFragments.size() > position) {
        Fragment f = mFragments.get(position);
        if (f != null) {
            return f;
        }
    }

    if (mCurTransaction == null) {
        mCurTransaction = mFragmentManager.beginTransaction();
    }

    Fragment fragment = getItem(position);
    if (DEBUG)
        Log.v(TAG, "Adding item #" + position + ": f=" + fragment);
    if (mSavedState.size() > position) {
        Fragment.SavedState fss = mSavedState.get(position);
        if (fss != null) {
            fragment.setInitialSavedState(fss);
        }
    }
    while (mFragments.size() <= position) {
        mFragments.add(null);
    }
    fragment.setMenuVisibility(false);
    if (Build.VERSION.SDK_INT >= 15) {
        fragment.setUserVisibleHint(false);
    }
    mFragments.set(position, fragment);
    mCurTransaction.add(container.getId(), fragment);

    return fragment;
}

---

From source file:com.cgogolin.penandpdf.FragmentPagerAdapter.java

@Override
public Object instantiateItem(ViewGroup container, int position) {
    if (mCurTransaction == null) {
        mCurTransaction = mFragmentManager.beginTransaction();
    }//  ww  w.j  a  v a2s.  c o m

    // Do we already have this fragment?
    String name = makeFragmentName(container.getId(), position);
    Fragment fragment = mFragmentManager.findFragmentByTag(name);
    if (fragment != null) {
        if (DEBUG)
            Log.v(TAG, "Attaching item #" + position + ": f=" + fragment);
        mCurTransaction.attach(fragment);
    } else {
        fragment = getItem(position);
        if (DEBUG)
            Log.v(TAG, "Adding item #" + position + ": f=" + fragment);
        mCurTransaction.add(container.getId(), fragment, makeFragmentName(container.getId(), position));
    }
    if (fragment != mCurrentPrimaryItem) {
        // Fragment.setMenuVisibility(fragment, false);
        // Fragment.setUserVisibleHint(fragment, false);
        fragment.setMenuVisibility(false);
        fragment.setUserVisibleHint(false);
    }

    return fragment;
}

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From source file:com.android.contacts.activities.DialtactsActivity.java

/**
 * Add search fragment.  Note this is called during onLayout, so there's some restrictions,
 * such as executePendingTransaction can't be used in it.
 *//*from   w w w. ja v  a2s. c  o  m*/
private void addSearchFragment() {
    // In order to take full advantage of "fragment deferred start", we need to create the
    // search fragment after all other fragments are created.
    // The other fragments are created by the ViewPager on the first onMeasure().
    // We use the first onLayout call, which is after onMeasure().

    // Just return if the fragment is already created, which happens after configuration
    // changes.
    if (mSearchFragment != null)
        return;

    final FragmentTransaction ft = getFragmentManager().beginTransaction();
    final Fragment searchFragment = new PhoneNumberPickerFragment();

    searchFragment.setUserVisibleHint(false);
    ft.add(R.id.dialtacts_frame, searchFragment);
    ft.hide(searchFragment);
    ft.commitAllowingStateLoss();
}

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From source file:com.android.contacts.activities.DialtactsActivity.java

private void sendFragmentVisibilityChange(int position, boolean visibility) {
    if (DEBUG) {/*  ww w.j  a v  a2  s .c  om*/
        Log.d(TAG, "sendFragmentVisibiltyChange(). position: " + position + ", visibility: " + visibility);
    }
    // Position can be -1 initially. See PageChangeListener.
    if (position >= 0) {
        final Fragment fragment = getFragmentAt(position);
        if (fragment != null) {
            fragment.setMenuVisibility(visibility);
            fragment.setUserVisibleHint(visibility);
        }
    }
}

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