android.support.v4.app.Fragment#setMenuVisibility ( )源码实例Demo

下面列出了android.support.v4.app.Fragment#setMenuVisibility ( ) 实例代码，或者点击链接到github查看源代码，也可以在右侧发表评论。

源代码1 项目： java-n-IDE-for-Android 文件： FragmentsAdapter.java

@Override
public void setPrimaryItem(ViewGroup container, int position, Object object) {
    Fragment fragment = (Fragment)object;
    if (fragment != mCurrentPrimaryItem) {
        if (mCurrentPrimaryItem != null) {
            mCurrentPrimaryItem.setMenuVisibility(false);
            mCurrentPrimaryItem.setUserVisibleHint(false);
        }
        if (fragment != null) {
            fragment.setMenuVisibility(true);
            if(fragment.getFragmentManager() == null) {
                Log.v(TAG, "fragment manager == null item #"+position+": f="+object);
            }
            fragment.setUserVisibleHint(true);
        }
        mCurrentPrimaryItem = fragment;
    }
}

源代码2 项目： Storm 文件： TaggedFragmentPagerAdapter.java

@Override
public Object instantiateItem(ViewGroup container, int position) {
    if (mCurTransaction == null) {
        mCurTransaction = mFragmentManager.beginTransaction();
    }

    final long itemId = getItemId(position);

    // Do we already have this fragment?
    String name = createFragmentTag(position);
    Fragment fragment = mFragmentManager.findFragmentByTag(name);
    if (fragment != null) {
        mCurTransaction.attach(fragment);
    } else {
        fragment = getItem(position);
        mCurTransaction.add(container.getId(), fragment,
                createFragmentTag(position));
    }
    if (fragment != mCurrentPrimaryItem) {
        fragment.setMenuVisibility(false);
        fragment.setUserVisibleHint(false);
    }

    return fragment;
}

源代码3 项目： something.apk 文件： MainActivity.java

private void updateActionbar(){
    setDisplayUp(!isMenuShowing() || canPopMenuStack());
    List<Fragment> frags = getSupportFragmentManager().getFragments();
    if(frags != null){
        for(Fragment frag : frags){
            if(frag instanceof SomeFragment && frag.isAdded()){
                if(isFragmentFocused(frag)){
                    CharSequence title = ((SomeFragment) frag).getTitle();
                    if(title != null && title.length() > 0){
                        setTitle(title);
                    }
                    frag.setMenuVisibility(true);
                }else{
                    frag.setMenuVisibility(false);
                }
            }
        }
    }
}

源代码4 项目： fragmentviewpager 文件： FragmentPagerAdapter.java

@Override
public Object instantiateItem(ViewGroup container, int position) {
    if (mCurTransaction == null) {
        mCurTransaction = mFragmentManager.beginTransaction();
    }

    final long itemId = getItemId(position);

    Fragment fragment = getFragment(position);
    if (fragment != null) {
        if (DEBUG) Log.v(TAG, "Attaching item #" + itemId + ": f=" + fragment);
        mCurTransaction.attach(fragment);
    } else {
        fragment = instantiateFragment(position);
        if (DEBUG) Log.v(TAG, "Adding item #" + itemId + ": f=" + fragment);
        mCurTransaction.add(container.getId(), fragment,
            makeFragmentName(this, itemId));
    }
    if (fragment != mCurrentPrimaryItem) {
        fragment.setMenuVisibility(false);
        fragment.setUserVisibleHint(false);
    }

    return fragment;
}

源代码5 项目： java-n-IDE-for-Android 文件： ArrayPagerAdapter.java

@Override
public Object instantiateItem(ViewGroup container, int position) {
    if (currTransaction == null) {
        currTransaction = fm.beginTransaction();
    }

    Fragment fragment = getExistingFragment(position);

    if (fragment != null) {
        if (fragment.getId() == container.getId()) {
            retentionStrategy.attach(fragment, currTransaction);
        } else {
            fm.beginTransaction().remove(fragment).commit();
            fm.executePendingTransactions();

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

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

    return fragment;
}

源代码6 项目： UMS-Interface 文件： FragmentStatePagerAdapterFix.java

@SuppressLint("LongLogTag")
@Override
public void restoreState(Parcelable state, ClassLoader loader) {
    if (state != null) {
        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]);
            }
        }
        Iterable<String> keys = bundle.keySet();
        for (String key: keys) {
            if (key.startsWith("f")) {
                int index = Integer.parseInt(key.substring(1));
                Fragment f = mFragmentManager.getFragment(bundle, key);
                if (f != null) {
                    while (mFragments.size() <= index) {
                        mFragments.add(null);
                    }
                    f.setMenuVisibility(false);
                    mFragments.set(index, f);
                } else {
                    Log.w(TAG, "Bad fragment at key " + key);
                }
            }
        }
    }
}

源代码7 项目： UpdatableFragmentStatePagerAdapter 文件： UpdatableFragmentPagerAdapter.java

@Override
@NonNull
public Object instantiateItem(ViewGroup container, int position) {
    long tag = getItemId(position);
    Fragment fragment = mFragments.get(tag);
    // 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 (fragment != null) {
        return fragment;
    }

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

    fragment = getItem(position);
    // restore state
    final Fragment.SavedState savedState = mSavedStates.get(tag);
    if (savedState != null) {
        fragment.setInitialSavedState(savedState);
    }
    fragment.setMenuVisibility(false);
    fragment.setUserVisibleHint(false);
    mFragments.put(tag, fragment);
    mCurTransaction.add(container.getId(), fragment, "f" + tag);

    return fragment;
}

源代码8 项目： Storm 文件： TaggedFragmentPagerAdapter.java

@Override
public void setPrimaryItem(ViewGroup container, int position, Object object) {
    Fragment fragment = (Fragment)object;
    if (fragment != mCurrentPrimaryItem) {
        if (mCurrentPrimaryItem != null) {
            mCurrentPrimaryItem.setMenuVisibility(false);
            mCurrentPrimaryItem.setUserVisibleHint(false);
        }
        if (fragment != null) {
            fragment.setMenuVisibility(true);
            fragment.setUserVisibleHint(true);
        }
        mCurrentPrimaryItem = fragment;
    }
}

源代码9 项目： BadgeNumberTree 文件： MainTabsPagerAdapter.java

@Override
public void setPrimaryItem(ViewGroup container, int position, Object object) {
    Fragment fragment = (Fragment) object;
    if (fragment != mCurrentPrimaryItem) {
        if (mCurrentPrimaryItem != null) {
            mCurrentPrimaryItem.setMenuVisibility(false);
            mCurrentPrimaryItem.setUserVisibleHint(false);
        }
        if (fragment != null) {
            fragment.setMenuVisibility(true);
            fragment.setUserVisibleHint(true);
        }
        if (!fragmentsAccess[position]) {
            if (DEBUG) {
                Log.v(LOG_TAG, "Set Primary Item to " + position + " for the first time");
            }
            fragmentsAccess[position] = true;
            viewPager.post(new Runnable() {
                @Override
                public void run() {
                    notifyDataSetChanged();
                }
            });
        }
        mCurrentPrimaryItem = fragment;
    }
}

源代码10 项目： RecyclerPager 文件： FragmentPageSnapAdapter.java

/**
 * Attach Fragment,
 */
@Override public void onViewAttachedToWindow(@NonNull FragmentViewHolder holder) {
    String name = makeFragmentName(holder.itemView.getId(), holder.getAdapterPosition());
    Fragment fragment = mFragmentManager.findFragmentByTag(name);

    if (fragment != null && fragment == holder.currentFragment) {
        // Nothing Changed
    } else {
        FragmentTransaction fragmentTransaction = mFragmentManager.beginTransaction();

        if (fragment != null) {
            fragmentTransaction.attach(fragment);
        } else {
            fragment = getItem(holder.getAdapterPosition());
            fragmentTransaction.add(holder.itemView.getId(), fragment, name);
        }
        fragment.setMenuVisibility(false);
        fragment.setUserVisibleHint(false);

        fragmentTransaction.commitNowAllowingStateLoss();

        if (holder.currentFragment != null && holder.currentFragment.getUserVisibleHint()) {
            holder.currentFragment.setMenuVisibility(false);
            holder.currentFragment.setUserVisibleHint(false);
        }

        holder.currentFragment = fragment;
    }
}

源代码11 项目： UpdatableFragmentStatePagerAdapter 文件： UpdatableFragmentPagerAdapter.java

@Override
public void restoreState(@Nullable Parcelable state, ClassLoader loader) {
    if (state != null) {
        Bundle bundle = (Bundle) state;
        bundle.setClassLoader(loader);
        long[] fss = bundle.getLongArray("states");
        mSavedStates.clear();
        mFragments.clear();
        if (fss != null) {
            for (long fs : fss) {
                mSavedStates.put(fs, (Fragment.SavedState) bundle.getParcelable(Long.toString(fs)));
            }
        }
        Iterable<String> keys = bundle.keySet();
        for (String key : keys) {
            if (key.startsWith("f")) {
                Fragment f = mFragmentManager.getFragment(bundle, key);
                if (f != null) {
                    f.setMenuVisibility(false);
                    mFragments.put(Long.parseLong(key.substring(1)), f);
                } else {
                    Log.w(TAG, "Bad fragment at key " + key);
                }
            }
        }
    }
}

源代码12 项目： Orin 文件： CustomFragmentStatePagerAdapter.java

@Override
public void setPrimaryItem(ViewGroup container, int position, Object object) {
    Fragment fragment = (Fragment) object;
    if (fragment != mCurrentPrimaryItem) {
        if (mCurrentPrimaryItem != null) {
            mCurrentPrimaryItem.setMenuVisibility(false);
            mCurrentPrimaryItem.setUserVisibleHint(false);
        }
        if (fragment != null) {
            fragment.setMenuVisibility(true);
            fragment.setUserVisibleHint(true);
        }
        mCurrentPrimaryItem = fragment;
    }
}

源代码13 项目： Orin 文件： CustomFragmentStatePagerAdapter.java

@Override
public void restoreState(Parcelable state, ClassLoader loader) {
    if (state != null) {
        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]);
            }
        }
        Iterable<String> keys = bundle.keySet();
        for (String key : keys) {
            if (key.startsWith("f")) {
                int index = Integer.parseInt(key.substring(1));
                Fragment f = mFragmentManager.getFragment(bundle, key);
                if (f != null) {
                    while (mFragments.size() <= index) {
                        mFragments.add(null);
                    }
                    f.setMenuVisibility(false);
                    mFragments.set(index, f);
                } else {
                    Log.w(TAG, "Bad fragment at key " + key);
                }
            }
        }
    }
}

源代码14 项目： iBeebo 文件： AppFragmentPagerAdapter.java

@Override
public void setPrimaryItem(ViewGroup container, int position, Object object) {
    Fragment fragment = (Fragment) object;
    if (fragment != mCurrentPrimaryItem) {
        if (mCurrentPrimaryItem != null) {
            mCurrentPrimaryItem.setMenuVisibility(false);
            mCurrentPrimaryItem.setUserVisibleHint(false);
        }
        if (fragment != null) {
            fragment.setMenuVisibility(true);
            fragment.setUserVisibleHint(true);
        }
        mCurrentPrimaryItem = fragment;
    }
}

源代码15 项目： yahnac 文件： TaggedFragmentStatePagerAdapter.java

@Override
public void restoreState(Parcelable state, ClassLoader loader) {
    if (state != null) {
        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]);
            }
        }
        Iterable<String> keys = bundle.keySet();
        for (String key : keys) {
            if (key.startsWith("f")) {
                int index = Integer.parseInt(key.substring(1));
                Fragment f = mFragmentManager.getFragment(bundle, key);
                if (f != null) {
                    while (mFragments.size() <= index) {
                        mFragments.add(null);
                    }
                    f.setMenuVisibility(false);
                    mFragments.set(index, f);
                } else {
                    Log.w(TAG, "Bad fragment at key " + key);
                }
            }
        }
    }
}

源代码16 项目： SprintNBA 文件： FragmentListPageAdapter.java

@Override
public void setPrimaryItem(ViewGroup container, int position, Object object) {
	Fragment fragment = (Fragment) object;
	if (fragment != mCurrentPrimaryItem) {
		if (mCurrentPrimaryItem != null) {
			mCurrentPrimaryItem.setMenuVisibility(false);
			mCurrentPrimaryItem.setUserVisibleHint(false);
		}
		if (fragment != null) {
			fragment.setMenuVisibility(true);
			fragment.setUserVisibleHint(true);
		}
		mCurrentPrimaryItem = fragment;
	}
}

源代码17 项目： UMS-Interface 文件： FragmentStatePagerAdapterFix.java

@Override
public void setPrimaryItem(ViewGroup container, int position, Object object) {
    Fragment fragment = (Fragment)object;
    if (fragment != mCurrentPrimaryItem) {
        if (mCurrentPrimaryItem != null) {
            mCurrentPrimaryItem.setMenuVisibility(false);
            mCurrentPrimaryItem.setUserVisibleHint(false);
        }
        if (fragment != null) {
            fragment.setMenuVisibility(true);
            fragment.setUserVisibleHint(true);
        }
        mCurrentPrimaryItem = fragment;
    }
}

源代码18 项目： UMS-Interface 文件： FragmentStatePagerAdapterFix.java

@SuppressLint("LongLogTag")
@Override
public void restoreState(Parcelable state, ClassLoader loader) {
    if (state != null) {
        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]);
            }
        }
        Iterable<String> keys = bundle.keySet();
        for (String key: keys) {
            if (key.startsWith("f")) {
                int index = Integer.parseInt(key.substring(1));
                Fragment f = mFragmentManager.getFragment(bundle, key);
                if (f != null) {
                    while (mFragments.size() <= index) {
                        mFragments.add(null);
                    }
                    f.setMenuVisibility(false);
                    mFragments.set(index, f);
                } else {
                    Log.w(TAG, "Bad fragment at key " + key);
                }
            }
        }
    }
}

源代码19 项目： iBeebo 文件： AppFragmentPagerAdapter.java

@Override
public Object instantiateItem(ViewGroup container, int position) {
    if (mCurTransaction == null) {
        mCurTransaction = mFragmentManager.beginTransaction();
    }

    final long itemId = getItemId(position);

    // Do we already have this fragment?
    // String name = makeFragmentName(container.getId(), itemId);
    String name = getTag(position);
    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.isAdded())
            mCurTransaction.add(container.getId(), fragment, getTag(position));
        else
            mCurTransaction.show(fragment);
    }
    if (fragment != mCurrentPrimaryItem) {
        fragment.setMenuVisibility(false);
        fragment.setUserVisibleHint(false);
    }

    return fragment;
}

源代码20 项目： OpenPagerAdapter 文件： OpenPagerAdapter.java

@Override
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 (mItemInfos.size() > position) {
        ItemInfo ii = mItemInfos.get(position);
        if (ii != null) {
            //判断位置是否相等，如果不相等说明新数据有增加或删除(导致了ViewPager那边有空位)，
            // 而这时notifyDataSetChanged方法还没有完成，ViewPager会先调用instantiateItem来获取新的页面
            //所以为了不取错页面，我们需要对缓存进行检查和调整位置：checkProcessCacheChanged
            if (ii.position == position) {
                return ii;
            } else {
                checkProcessCacheChanged();
            }
        }
    }

    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 (mItemInfos.size() <= position) {
        mItemInfos.add(null);
    }
    fragment.setMenuVisibility(false);
    fragment.setUserVisibleHint(false);
    ItemInfo<T> iiNew = new ItemInfo<>(fragment, getItemData(position), position);
    mItemInfos.set(position, iiNew);
    mCurTransaction.add(container.getId(), fragment);

    return iiNew;
}