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:net.naonedbus.fragment.impl.SearchFragment.java

@Override
protected CursorAdapter getCursorAdapter(final Context context) {
    mEquipementManager = EquipementManager.getInstance();
    final String[] types = getResources().getStringArray(R.array.types_equipements);

    mAdapter = new EquipementCursorAdapter(getActivity(), null);
    mAdapter.setIndexer(new EquipementCursorIndexer(null, types, EquipementTable.ID_TYPE));
    mAdapter.setFilterQueryProvider(this);
    mAdapter.registerDataSetObserver(new DataSetObserver() {
        @Override//from   w  w w . j a  v a 2s. c om
        public void onChanged() {
            if (mAdapter.getCount() == 0) {
                showMessage();
            } else {
                showContent();
            }
        }
    });

    return mAdapter;
}

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From source file:com.thelastcrusade.soundstream.components.MusicLibraryFragment.java

@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {

    super.onCreateView(inflater, container, savedInstanceState);
    View v = inflater.inflate(R.layout.list, container, false);

    //for 2.3 compatibility
    setListAdapter(null);//from   ww w  . j av  a  2s .c  o m

    if (getArguments() != null) {
        String query = getArguments().getString(SearchActivity.QUERY_KEY);
        if (query != null) {
            mQuery = query;
            //Most of the time the music library service will not be bound
            // so this will not update the list
            mMusicAdapter.updateMusicFromQuery(mQuery);

            mHeaderView = inflater.inflate(R.layout.search_counter, null);
            mHeaderView.setLayoutParams(new ListView.LayoutParams(ListView.LayoutParams.MATCH_PARENT,
                    ListView.LayoutParams.WRAP_CONTENT));

            mMusicAdapter.registerDataSetObserver(new DataSetObserver() {
                @Override
                public void onChanged() {
                    super.onChanged();
                    TextView resultsCounter = (TextView) mHeaderView.findViewById(R.id.results_count);
                    resultsCounter.setText("" + mMusicAdapter.getCount());
                }
            });
        } else {
            Log.w(TAG, "Fragment recieved arguments but no query");
        }
    } else {
        mQuery = null;
    }

    //Since most of the time the service will not be bound here set
    // the onBindListenter with an update that has the proper query
    musicLibraryServiceLocator.setOnBindListener(new IOnBindListener() {
        @Override
        public void onServiceBound() {
            mMusicAdapter.updateMusicFromQuery(mQuery);
        }
    });

    return v;
}

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From source file:com.github.rubensousa.stackview.StackView.java

/**
 * Set a StackAdapter so that this StackView can inflate it's views.
 *
 * @param adapter adapter to be set//  w w w.j a v  a 2 s  .c o m
 */
public void setAdapter(StackAdapter<?> adapter) {

    if (mAdapter != null && mObserver != null) {
        mAdapter.unregisterDataSetObserver(mObserver);
    }

    mAdapter = adapter;
    mObserver = new DataSetObserver() {
        @Override
        public void onChanged() {
            super.onChanged();

            int newSize = mAdapter.getCount() > mSize ? mSize : mAdapter.getCount();

            if (mCurrentSize < newSize) {
                int itemsToAdd = newSize - mCurrentSize;
                for (int i = 0; i < itemsToAdd; i++) {
                    int stackPosition = mCurrentSize;
                    View view = mAdapter.getView(stackPosition, mViews.get(stackPosition), StackView.this);
                    view.setVisibility(View.VISIBLE);
                    ViewCompat.setTranslationY(view, 0f);
                    ViewCompat.setTranslationZ(view, (mSize - 1 - mCurrentSize) * mElevationSpacing);
                    mAnimator.animateAdd(view);
                    mCurrentSize++;
                }
            }
        }

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

    mAdapter.registerDataSetObserver(mObserver);
    removeAllViews();
    addViews();
}

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From source file:com.amitupadhyay.aboutexample.ui.widget.InkPageIndicator.java

public void setViewPager(ViewPager viewPager) {
    this.viewPager = viewPager;
    viewPager.addOnPageChangeListener(this);
    setPageCount(viewPager.getAdapter().getCount());
    viewPager.getAdapter().registerDataSetObserver(new DataSetObserver() {
        @Override/*from   ww w. ja  v a 2 s  . com*/
        public void onChanged() {
            setPageCount(InkPageIndicator.this.viewPager.getAdapter().getCount());
        }
    });
    setCurrentPageImmediate();
}

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From source file:com.amaze.carbonfilemanager.ui.views.Indicator.java

public void setViewPager(ViewPager viewPager) {
    this.viewPager = viewPager;
    viewPager.addOnPageChangeListener(this);
    setPageCount(viewPager.getAdapter().getCount());
    viewPager.getAdapter().registerDataSetObserver(new DataSetObserver() {
        @Override//  ww  w.java 2s.  co  m
        public void onChanged() {
            setPageCount(Indicator.this.viewPager.getAdapter().getCount());
        }
    });
    setCurrentPageImmediate();
}

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From source file:itkach.aard2.ArticleCollectionActivity.java

public void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    requestWindowFeature(Window.FEATURE_PROGRESS);
    setContentView(R.layout.activity_article_collection_loading);
    final Application app = (Application) getApplication();
    app.push(this);
    final ActionBar actionBar = getActionBar();
    actionBar.setDisplayHomeAsUpEnabled(true);
    actionBar.setSubtitle("...");
    final Intent intent = getIntent();
    final int position = intent.getIntExtra("position", 0);

    AsyncTask<Void, Void, ArticleCollectionPagerAdapter> createAdapterTask = new AsyncTask<Void, Void, ArticleCollectionPagerAdapter>() {

        @Override// w ww  . j a v  a  2  s  .co m
        protected ArticleCollectionPagerAdapter doInBackground(Void... params) {
            ArticleCollectionPagerAdapter result;
            Uri articleUrl = intent.getData();
            if (articleUrl != null) {
                result = createFromUri(app, articleUrl);
            } else {
                String action = intent.getAction();
                if (action == null) {
                    result = createFromLastResult(app);
                } else if (action.equals("showRandom")) {
                    result = createFromRandom(app);
                } else if (action.equals("showBookmarks")) {
                    result = createFromBookmarks(app);
                } else if (action.equals("showHistory")) {
                    result = createFromHistory(app);
                } else {
                    result = createFromIntent(app, intent);
                }
            }
            return result;
        }

        @Override
        protected void onPostExecute(ArticleCollectionPagerAdapter adapter) {
            if (isFinishing() || onDestroyCalled) {
                return;
            }
            articleCollectionPagerAdapter = adapter;
            if (articleCollectionPagerAdapter == null || articleCollectionPagerAdapter.getCount() == 0) {
                Toast.makeText(ArticleCollectionActivity.this, R.string.article_collection_nothing_found,
                        Toast.LENGTH_SHORT).show();
                finish();
                return;
            }

            if (position > articleCollectionPagerAdapter.getCount() - 1) {
                Toast.makeText(ArticleCollectionActivity.this,
                        R.string.article_collection_selected_not_available, Toast.LENGTH_SHORT).show();
                finish();
                return;
            }

            setContentView(R.layout.activity_article_collection);

            findViewById(R.id.pager_title_strip).setVisibility(
                    articleCollectionPagerAdapter.getCount() == 1 ? ViewGroup.GONE : ViewGroup.VISIBLE);

            viewPager = (ViewPager) findViewById(R.id.pager);
            viewPager.setAdapter(articleCollectionPagerAdapter);
            viewPager.setOnPageChangeListener(new OnPageChangeListener() {

                @Override
                public void onPageScrollStateChanged(int arg0) {
                }

                @Override
                public void onPageScrolled(int arg0, float arg1, int arg2) {
                }

                @Override
                public void onPageSelected(final int position) {
                    updateTitle(position);
                    runOnUiThread(new Runnable() {
                        @Override
                        public void run() {
                            ArticleFragment fragment = (ArticleFragment) articleCollectionPagerAdapter
                                    .getItem(position);
                            fragment.applyTextZoomPref();
                        }
                    });

                }
            });
            viewPager.setCurrentItem(position);

            PagerTitleStrip titleStrip = (PagerTitleStrip) findViewById(R.id.pager_title_strip);
            titleStrip.setTextSize(TypedValue.COMPLEX_UNIT_DIP, 10);
            updateTitle(position);
            articleCollectionPagerAdapter.registerDataSetObserver(new DataSetObserver() {
                @Override
                public void onChanged() {
                    if (articleCollectionPagerAdapter.getCount() == 0) {
                        finish();
                    }
                }
            });
        }
    };

    createAdapterTask.execute();

}

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From source file:com.heinrichreimersoftware.materialintro.view.InkPageIndicator.java

public void setViewPager(ViewPager viewPager) {
    this.viewPager = viewPager;
    viewPager.addOnPageChangeListener(this);
    setPageCount(viewPager.getAdapter().getCount());
    viewPager.getAdapter().registerDataSetObserver(new DataSetObserver() {
        @Override/*from  www  .j  a va  2  s .com*/
        public void onChanged() {
            setPageCount(InkPageIndicator.this.viewPager.getAdapter().getCount());
            invalidate();
        }
    });
}

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From source file:org.tigase.mobile.muc.MucRoomFragment.java

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

    if (getArguments() != null) {
        long id = getArguments().getLong("roomId");
        MultiJaxmpp multi = ((MessengerApplication) getActivity().getApplication()).getMultiJaxmpp();
        ChatWrapper ch = multi.getRoomById(id);

        if (ch == null) {
            String msg = ChatHistoryFragment.prepareAdditionalDebug(multi);
            Log.v(TAG, "ChatWrapper is null with id = " + id + '\n' + msg);
            ((TigaseMobileMessengerActivity) getActivity()).viewPager.getAdapter().notifyDataSetChanged();
        } else {/*from   w ww  .j a va 2 s  .com*/
            if (ch.getRoom() == null) {
                throw new NullPointerException("ChatWrapper.getRoom() is null with id = " + id);
            }
            if (ch.getRoom().getSessionObject() == null) {
                throw new NullPointerException(
                        "ChatWrapper.getRoom().getSessionObject() is null with id = " + id);
            }

            this.room = ch.getRoom();
            this.jaxmpp = multi.get(ch.getRoom().getSessionObject());

        }
    }

    this.mucAdapter = new MucAdapter(getActivity(), R.layout.muc_chat_item, room, nickameClickListener);
    getLoaderManager().initLoader(fragmentUID, null, this);
    mucAdapter.registerDataSetObserver(new DataSetObserver() {

        @Override
        public void onChanged() {
            super.onChanged();
            if (DEBUG)
                Log.i(TAG, "Changed!");
            if (lv != null)
                lv.post(new Runnable() {

                    @Override
                    public void run() {
                        lv.setSelection(Integer.MAX_VALUE);
                    }
                });
        }
    });

    TextView title = (TextView) view.findViewById(R.id.textView1);
    if (title != null) {
        title.setText("--" + room.getRoomJid().toString());
    }
    ed.setEnabled(room.getState() == State.joined);
    sendButton.setEnabled(room.getState() == State.joined);
    lv.setAdapter(mucAdapter);
}

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From source file:com.android.settings.widget.DotsPageIndicator.java

public void setViewPager(ViewPager viewPager) {
    this.viewPager = viewPager;
    viewPager.setOnPageChangeListener(this);
    setPageCount(viewPager.getAdapter().getCount());
    viewPager.getAdapter().registerDataSetObserver(new DataSetObserver() {
        @Override/* w w w.j av  a2 s .co m*/
        public void onChanged() {
            setPageCount(DotsPageIndicator.this.viewPager.getAdapter().getCount());
        }
    });
    setCurrentPageImmediate();
}

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From source file:com.dictionary.activity.ArticleCollectionActivity.java

public void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    final Application app = (Application) getApplication();
    app.installTheme(this);
    requestWindowFeature(Window.FEATURE_PROGRESS);
    setContentView(R.layout.activity_article_collection_loading);
    app.push(this);
    final ActionBar actionBar = getActionBar();
    actionBar.setDisplayHomeAsUpEnabled(true);
    actionBar.setSubtitle("...");
    final Intent intent = getIntent();
    final int position = intent.getIntExtra("position", 0);

    AsyncTask<Void, Void, ArticleCollectionPagerAdapter> createAdapterTask = new AsyncTask<Void, Void, ArticleCollectionPagerAdapter>() {

        @Override//from   w w w  .  j  av  a 2  s .  c  o m
        protected ArticleCollectionPagerAdapter doInBackground(Void... params) {
            ArticleCollectionPagerAdapter result;
            Uri articleUrl = intent.getData();
            if (articleUrl != null) {
                result = createFromUri(app, articleUrl);
            } else {
                String action = intent.getAction();
                if (action == null) {
                    result = createFromLastResult(app);
                } else if (action.equals("showRandom")) {
                    result = createFromRandom(app);
                } else if (action.equals("showBookmarks")) {
                    result = createFromBookmarks(app);
                } else if (action.equals("showHistory")) {
                    result = createFromHistory(app);
                } else {
                    result = createFromIntent(app, intent);
                }
            }
            return result;
        }

        @Override
        protected void onPostExecute(ArticleCollectionPagerAdapter adapter) {
            if (isFinishing() || onDestroyCalled) {
                return;
            }
            articleCollectionPagerAdapter = adapter;
            if (articleCollectionPagerAdapter == null || articleCollectionPagerAdapter.getCount() == 0) {
                int messageId;
                if (articleCollectionPagerAdapter == null) {
                    messageId = R.string.article_collection_invalid_link;
                } else {
                    messageId = R.string.article_collection_nothing_found;
                }
                Toast.makeText(ArticleCollectionActivity.this, messageId, Toast.LENGTH_SHORT).show();
                finish();
                return;
            }

            if (position > articleCollectionPagerAdapter.getCount() - 1) {
                Toast.makeText(ArticleCollectionActivity.this,
                        R.string.article_collection_selected_not_available, Toast.LENGTH_SHORT).show();
                finish();
                return;
            }

            setContentView(R.layout.activity_article_collection);

            findViewById(R.id.pager_title_strip).setVisibility(
                    articleCollectionPagerAdapter.getCount() == 1 ? ViewGroup.GONE : ViewGroup.VISIBLE);

            viewPager = (ViewPager) findViewById(R.id.pager);
            viewPager.setAdapter(articleCollectionPagerAdapter);
            viewPager.setOnPageChangeListener(new OnPageChangeListener() {

                @Override
                public void onPageScrollStateChanged(int arg0) {
                }

                @Override
                public void onPageScrolled(int arg0, float arg1, int arg2) {
                }

                @Override
                public void onPageSelected(final int position) {
                    updateTitle(position);
                    runOnUiThread(new Runnable() {
                        @Override
                        public void run() {
                            ArticleFragment fragment = (ArticleFragment) articleCollectionPagerAdapter
                                    .getItem(position);
                            fragment.applyTextZoomPref();
                        }
                    });

                }
            });
            viewPager.setCurrentItem(position);

            PagerTitleStrip titleStrip = (PagerTitleStrip) findViewById(R.id.pager_title_strip);
            titleStrip.setTextSize(TypedValue.COMPLEX_UNIT_DIP, 10);
            updateTitle(position);
            articleCollectionPagerAdapter.registerDataSetObserver(new DataSetObserver() {
                @Override
                public void onChanged() {
                    if (articleCollectionPagerAdapter.getCount() == 0) {
                        finish();
                    }
                }
            });
        }
    };

    createAdapterTask.execute();

}

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