Example usage for android.database DataSetObserver DataSetObserver

Introduction

In this page you can find the example usage for android.database DataSetObserver DataSetObserver.

Prototype

DataSetObserver

Source Link

Usage

From source file:droidninja.filepicker.utils.TabLayoutHelper.java

/**
 * Constructor./*from  w w  w.  j a va2s .  co m*/
 *
 * @param tabLayout TabLayout instance
 * @param viewPager ViewPager instance
 */
public TabLayoutHelper(@NonNull TabLayout tabLayout, @NonNull ViewPager viewPager) {
    PagerAdapter adapter = viewPager.getAdapter();

    if (adapter == null) {
        throw new IllegalArgumentException("ViewPager does not have a PagerAdapter set");
    }

    mTabLayout = tabLayout;
    mViewPager = viewPager;

    mInternalDataSetObserver = new DataSetObserver() {
        @Override
        public void onChanged() { // * This method is called when the entire data set has changed
            handleOnDataSetChanged();
        }
    };

    mInternalOnTabSelectedListener = new TabLayout.OnTabSelectedListener() { //    ??
        @Override
        public void onTabSelected(TabLayout.Tab tab) {
            handleOnTabSelected(tab);
        } // ?  ??

        @Override
        public void onTabUnselected(TabLayout.Tab tab) {
            handleOnTabUnselected(tab);
        }

        @Override
        public void onTabReselected(TabLayout.Tab tab) {
            handleOnTabReselected(tab);
        }
    };

    mInternalTabLayoutOnPageChangeListener = new FixedTabLayoutOnPageChangeListener(mTabLayout);

    mInternalOnAdapterChangeListener = new ViewPager.OnAdapterChangeListener() {
        @Override
        public void onAdapterChanged(@NonNull ViewPager viewPager, @Nullable PagerAdapter oldAdapter,
                @Nullable PagerAdapter newAdapter) {
            handleOnAdapterChanged(viewPager, oldAdapter, newAdapter);
        }
    };

    setupWithViewPager(mTabLayout, mViewPager);
}

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From source file:com.measuredsoftware.passvault.MainActivity.java

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);

    setContentView(R.layout.activity_main);

    toolbar = (Toolbar) findViewById(R.id.toolbar);
    setSupportActionBar(toolbar);/*from w w w  .  j ava 2  s  .c  o m*/

    passwordList = (PasswordList) findViewById(R.id.password_list);
    passwordList.setOnScrollListener(this);
    final PasswordListAdapter adapter = new PasswordListAdapter(this, passwordList);
    passwordList.setAdapter(adapter);
    passwordList.getAdapter().registerDataSetObserver(new DataSetObserver() {
        @Override
        public void onChanged() {
            if (dataModel.isEmpty()) {
                if (dataModel.getMode() == PasswordListAdapter.Mode.EDIT) {
                    toggleEditMode();
                }
            }

            dataModel.storePasswords();

            updateEditButtonState();
        }
    });
    adapter.setEditItemListener(this);

    final DrawerLayout drawerLayout = (DrawerLayout) findViewById(R.id.sliding_drawer);

    dataModel = passwordList.getPasswordListAdapter();

    addButton = findViewById(R.id.add_button);
    addButton.setOnClickListener(new View.OnClickListener() {
        @Override
        public void onClick(final View v) {
            goToPasswordCreator();
        }
    });

    passwordList.setPasswordPopup((PasswordPopup) findViewById(R.id.password_popup));

    final MenuScreen menuScreen = (MenuScreen) findViewById(R.id.menu_screen);
    menuScreen.setListener(this);
    for (UserPreferences.Options option : UserPreferences.Options.values()) {
        menuScreen.setOption(option.getViewId(), getUserPrefs().isOptionChecked(option));
    }

    actionBarDrawerToggle = new ActionBarDrawerToggle(this, drawerLayout, toolbar, R.string.openDrawer,
            R.string.closeDrawer);

    // Set the actionbarToggle to drawer layout
    drawerLayout.setDrawerListener(actionBarDrawerToggle);
    actionBarDrawerToggle.syncState();

    navigationClickHandler = new NavigationClickHandler(dataModel, drawerLayout);

    toolbar.setNavigationOnClickListener(new View.OnClickListener() {
        @Override
        public void onClick(final View v) {
            if (navigationClickHandler.toggleEditModeOnClick(scrolling)) {
                toggleEditMode();
                if (!scrolling) {
                    actionBarDrawerToggle.syncState();
                }
            }

        }
    });

    getSupportActionBar().setDisplayShowHomeEnabled(true);
}

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From source file:com.qiscus.sdk.filepicker.util.TabLayoutHelper.java

/**
 * Constructor.//ww  w.  ja  va2s .c o  m
 *
 * @param tabLayout TabLayout instance
 * @param viewPager ViewPager instance
 */
public TabLayoutHelper(@NonNull TabLayout tabLayout, @NonNull ViewPager viewPager) {
    PagerAdapter adapter = viewPager.getAdapter();

    if (adapter == null) {
        throw new IllegalArgumentException("ViewPager does not have a PagerAdapter set");
    }

    this.tabLayout = tabLayout;
    this.viewPager = viewPager;

    internalDataSetObserver = new DataSetObserver() {
        @Override
        public void onChanged() {
            handleOnDataSetChanged();
        }
    };

    internalOnTabSelectedListener = new TabLayout.OnTabSelectedListener() {
        @Override
        public void onTabSelected(TabLayout.Tab tab) {
            handleOnTabSelected(tab);
        }

        @Override
        public void onTabUnselected(TabLayout.Tab tab) {
            handleOnTabUnselected(tab);
        }

        @Override
        public void onTabReselected(TabLayout.Tab tab) {
            handleOnTabReselected(tab);
        }
    };

    internalTabLayoutOnPageChangeListener = new FixedTabLayoutOnPageChangeListener(this.tabLayout);

    internalOnAdapterChangeListener = this::handleOnAdapterChanged;

    setupWithViewPager(this.tabLayout, this.viewPager);
}

---

From source file:com.conferenceengineer.android.iosched.ui.ExploreFragment.java

@Override
public void onViewCreated(final View view, Bundle savedInstanceState) {
    super.onViewCreated(view, savedInstanceState);
    view.setBackgroundColor(Color.WHITE);

    final ListView listView = getListView();
    listView.setSelector(android.R.color.transparent);
    listView.setCacheColorHint(Color.WHITE);

    mAdapter = new TracksAdapter(getActivity(), false);
    setListAdapter(mAdapter);/*from w  w w .  j  a  v  a2 s  . co  m*/

    // Override default ListView empty-view handling
    listView.setEmptyView(null);
    mEmptyView.setVisibility(View.VISIBLE);
    mAdapter.registerDataSetObserver(new DataSetObserver() {
        @Override
        public void onChanged() {
            if (mAdapter.getCount() > 0) {
                mEmptyView.setVisibility(View.GONE);
                mAdapter.unregisterDataSetObserver(this);
            }
        }
    });
}

---

From source file:com.gdgdevfest.android.apps.devfestbcn.ui.ExploreFragment.java

@Override
public void onViewCreated(final View view, Bundle savedInstanceState) {
    super.onViewCreated(view, savedInstanceState);
    view.setBackgroundColor(Color.WHITE);

    final ListView listView = getListView();
    listView.setSelector(android.R.color.transparent);
    listView.setCacheColorHint(Color.WHITE);
    addMapHeaderView();/*from   w ww  .  ja  v a2 s  . c om*/

    mAdapter = new TracksAdapter(getActivity(), false);
    setListAdapter(mAdapter);

    // Override default ListView empty-view handling
    listView.setEmptyView(null);
    mEmptyView.setVisibility(View.VISIBLE);
    mAdapter.registerDataSetObserver(new DataSetObserver() {
        @Override
        public void onChanged() {
            if (mAdapter.getCount() > 0) {
                mEmptyView.setVisibility(View.GONE);
                mAdapter.unregisterDataSetObserver(this);
            }
        }
    });
}

---

From source file:org.fedorahosted.freeotp.MainActivity.java

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    onNewIntent(getIntent());// w  w  w. ja v  a 2s.  c o  m
    setContentView(R.layout.main);

    mTokenAdapter = new TokenAdapter(this);
    ((GridView) findViewById(R.id.grid)).setAdapter(mTokenAdapter);

    // Don't permit screenshots since these might contain OTP codes.
    getWindow().setFlags(LayoutParams.FLAG_SECURE, LayoutParams.FLAG_SECURE);

    mDataSetObserver = new DataSetObserver() {
        @Override
        public void onChanged() {
            super.onChanged();
            if (mTokenAdapter.getCount() == 0)
                findViewById(android.R.id.empty).setVisibility(View.VISIBLE);
            else
                findViewById(android.R.id.empty).setVisibility(View.GONE);
        }
    };
    mTokenAdapter.registerDataSetObserver(mDataSetObserver);

    tokenPersistence = new TokenPersistence(this);
}

---

From source file:com.github.prdobby.gamekeeper.utils.views.SlidingTabLayout.java

public SlidingTabLayout(Context context, AttributeSet attrs, int defStyle) {
    super(context, attrs, defStyle);

    // Disable the Scroll Bar
    setHorizontalScrollBarEnabled(false);
    // Make sure that the Tab Strips fills this View
    setFillViewport(true);//from  w w w.j a v  a 2 s .  com

    mTitleOffset = (int) (TITLE_OFFSET_DIPS * getResources().getDisplayMetrics().density);

    mTabStrip = new SlidingTabStrip(context);
    addView(mTabStrip, LayoutParams.MATCH_PARENT, LayoutParams.WRAP_CONTENT);

    this.mObserver = new DataSetObserver() {
        @Override
        public void onChanged() {
            super.onChanged();
            populateTabStrip();
        }

        @Override
        public void onInvalidated() {
            super.onInvalidated();
        }
    };
}

---

From source file:com.example.nitish.welcomapp.activitypt.ElementListFragment.java

@Override
public void onActivityCreated(Bundle savedInstanceState) {
    super.onActivityCreated(savedInstanceState);

    final SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(getContext());
    prefs.registerOnSharedPreferenceChangeListener(this);

    if (savedInstanceState != null) {
        mSort = savedInstanceState.getInt(KEY_SORT, mSort);
        mSortReverse = savedInstanceState.getBoolean(KEY_SORT_REVERSE, mSortReverse);
        mFilter = savedInstanceState.getString(KEY_FILTER);
        mActivatedItem = savedInstanceState.getLong(KEY_ACTIVATED_ITEM, mActivatedItem);
    }//ww  w  . j a va2s  .  c o  m

    mAdapter = new ElementListAdapter(getContext());
    mAdapter.registerDataSetObserver(new DataSetObserver() {
        @Override
        public void onChanged() {
            super.onChanged();
            setActivatedPosition(mAdapter.getItemPosition(mActivatedItem));
        }
    });
    mAdapter.getFilter().filter(mFilter);
    mAdapter.setSort(mSort, mSortReverse);
    setListAdapter(mAdapter);

    setupFilter();
    setupSort();
}

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From source file:de.k3b.android.androFotoFinder.imagedetail.ImageDetailActivityViewPager.java

@Override
public void onCreate(Bundle savedInstanceState) {
    debugPrefix = "ImageDetailActivityViewPager#" + (id++) + " ";
    Global.debugMemory(debugPrefix, "onCreate");

    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_image_view_pager);

    mViewPager = (LockableViewPager) findViewById(R.id.view_pager);
    setContentView(mViewPager);//  w  ww . ja  va2 s.  com

    // extra parameter
    this.mGalleryContentQuery = getIntent().getParcelableExtra(EXTRA_QUERY);
    if (mGalleryContentQuery == null) {
        Log.e(Global.LOG_CONTEXT,
                debugPrefix + " onCreate() : intent.extras[" + EXTRA_QUERY + "] not found. Using default.");
        mGalleryContentQuery = FotoSql.getQuery(FotoSql.QUERY_TYPE_DEFAULT);
    } else if (Global.debugEnabled) {
        Log.e(Global.LOG_CONTEXT, debugPrefix + " onCreate() : query = " + mGalleryContentQuery);
    }

    mAdapter = new ImagePagerAdapterFromCursor(this, mGalleryContentQuery, debugPrefix);
    loadCompleteHandler = new DataSetObserver() {
        @Override
        public void onChanged() {
            super.onChanged();
            onLoadCompleted();
        }
    };
    mAdapter.registerDataSetObserver(loadCompleteHandler);
    mViewPager.setAdapter(mAdapter);

    this.mInitialPosition = getIntent().getIntExtra(EXTRA_POSITION, this.mInitialPosition);
    if (savedInstanceState != null) {
        mInitialPosition = savedInstanceState.getInt(INSTANCE_STATE_LAST_SCROLL_POSITION,
                this.mInitialPosition);
    }
}

---

From source file:jp.co.rediscovery.firstflight.PhotoFragment.java

private void initView(final View rootView) {
    mViewPager = rootView.findViewById(R.id.viewpager);
    mViewPager.setKeepScreenOn(true);//w w w  .j av  a  2  s  .c o  m
    mAdapter = new MediaStoreImageAdapter(getActivity(), R.layout.grid_item_media, false);
    // MediaStoreImageAdapter?Cursor???????
    // ???0?????ViewPager#setAdapter?
    mAdapter.registerDataSetObserver(new DataSetObserver() {
        @Override
        public void onChanged() {
            super.onChanged();
            mViewPager.setAdapter(mAdapter);
            mViewPager.setCurrentItem(mAdapter.getItemPositionFromID(mId));
            mAdapter.unregisterDataSetObserver(this); // ????OK????
        }

        @Override
        public void onInvalidated() {
            super.onInvalidated();
        }
    });
    mAdapter.startQuery(); // ??
}

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