Examples with DataSetObserver android.database.DataSetObserver used on opensource projects

Example 16 with DataSetObserver

use of android.database.DataSetObserver in project KISS by Neamar.

the class MainActivity method onCreate.

/**
     * Called when the activity is first created.
     */
@Override
public void onCreate(Bundle savedInstanceState) {
    // Initialize UI
    prefs = PreferenceManager.getDefaultSharedPreferences(this);
    String theme = prefs.getString("theme", "light");
    switch(theme) {
        case "dark":
            setTheme(R.style.AppThemeDark);
            break;
        case "transparent":
            setTheme(R.style.AppThemeTransparent);
            break;
        case "semi-transparent":
            setTheme(R.style.AppThemeSemiTransparent);
            break;
        case "semi-transparent-dark":
            setTheme(R.style.AppThemeSemiTransparentDark);
            break;
        case "transparent-dark":
            setTheme(R.style.AppThemeTransparentDark);
            break;
    }
    super.onCreate(savedInstanceState);
    IntentFilter intentFilter = new IntentFilter(START_LOAD);
    IntentFilter intentFilterBis = new IntentFilter(LOAD_OVER);
    IntentFilter intentFilterTer = new IntentFilter(FULL_LOAD_OVER);
    mReceiver = new BroadcastReceiver() {

        @Override
        public void onReceive(Context context, Intent intent) {
            if (intent.getAction().equalsIgnoreCase(LOAD_OVER)) {
                updateRecords(searchEditText.getText().toString());
            } else if (intent.getAction().equalsIgnoreCase(FULL_LOAD_OVER)) {
                // Run GC once to free all the garbage accumulated during provider initialization
                System.gc();
                displayQuickFavoritesBar(true, false);
                displayLoader(false);
            } else if (intent.getAction().equalsIgnoreCase(START_LOAD)) {
                displayLoader(true);
            }
        }
    };
    this.registerReceiver(mReceiver, intentFilter);
    this.registerReceiver(mReceiver, intentFilterBis);
    this.registerReceiver(mReceiver, intentFilterTer);
    KissApplication.initDataHandler(this);
    // Initialize preferences
    PreferenceManager.setDefaultValues(this, R.xml.preferences, false);
    prefs = PreferenceManager.getDefaultSharedPreferences(this);
    // Do it here (before initializing the view) to make the transition as smooth as possible
    if (prefs.getBoolean("force-portrait", true)) {
        if (android.os.Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR2) {
            setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_USER_PORTRAIT);
        } else {
            setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_PORTRAIT);
        }
    } else {
        setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_USER);
    }
    setContentView(R.layout.main);
    this.list = (ListView) this.findViewById(android.R.id.list);
    this.listContainer = (View) this.list.getParent();
    this.listEmpty = this.findViewById(android.R.id.empty);
    // Create adapter for records
    this.adapter = new RecordAdapter(this, this, R.layout.item_app, new ArrayList<Result>());
    this.list.setAdapter(this.adapter);
    this.list.setOnItemClickListener(new AdapterView.OnItemClickListener() {

        public void onItemClick(AdapterView<?> parent, View v, int position, long id) {
            adapter.onClick(position, v);
        }
    });
    this.adapter.registerDataSetObserver(new DataSetObserver() {

        @Override
        public void onChanged() {
            super.onChanged();
            if (adapter.isEmpty()) {
                listContainer.setVisibility(View.GONE);
                listEmpty.setVisibility(View.VISIBLE);
            } else {
                listContainer.setVisibility(View.VISIBLE);
                listEmpty.setVisibility(View.GONE);
            }
        }
    });
    registerLongClickOnFavorites();
    searchEditText = (EditText) findViewById(R.id.searchEditText);
    // Listen to changes
    searchEditText.addTextChangedListener(new TextWatcher() {

        public void afterTextChanged(Editable s) {
            // Auto left-trim text.
            if (s.length() > 0 && s.charAt(0) == ' ')
                s.delete(0, 1);
        }

        public void beforeTextChanged(CharSequence s, int start, int count, int after) {
        }

        public void onTextChanged(CharSequence s, int start, int before, int count) {
            String text = s.toString();
            adjustInputType(text);
            updateRecords(text);
            displayClearOnInput();
        }
    });
    // On validate, launch first record
    searchEditText.setOnEditorActionListener(new OnEditorActionListener() {

        @Override
        public boolean onEditorAction(TextView v, int actionId, KeyEvent event) {
            RecordAdapter adapter = ((RecordAdapter) list.getAdapter());
            adapter.onClick(adapter.getCount() - 1, v);
            return true;
        }
    });
    kissBar = findViewById(R.id.main_kissbar);
    favoritesKissBar = findViewById(R.id.favoritesKissBar);
    menuButton = findViewById(R.id.menuButton);
    registerForContextMenu(menuButton);
    this.list.setLongClickable(true);
    this.list.setOnItemLongClickListener(new AdapterView.OnItemLongClickListener() {

        @Override
        public boolean onItemLongClick(AdapterView<?> parent, View v, int pos, long id) {
            ((RecordAdapter) parent.getAdapter()).onLongClick(pos, v);
            return true;
        }
    });
    this.hider = new KeyboardScrollHider(this, (BlockableListView) this.list, (BottomPullEffectView) this.findViewById(R.id.listEdgeEffect));
    this.hider.start();
    // Check whether user enabled spell check and adjust input type accordingly
    searchEditTextWorkaround = prefs.getBoolean("enable-keyboard-workaround", false);
    adjustInputType(null);
    //enable/disable phone/sms broadcast receiver
    PackageManagerUtils.enableComponent(this, IncomingSmsHandler.class, prefs.getBoolean("enable-sms-history", false));
    PackageManagerUtils.enableComponent(this, IncomingCallHandler.class, prefs.getBoolean("enable-phone-history", false));
    // Hide the "X" after the text field, instead displaying the menu button
    displayClearOnInput();
    UiTweaks.updateThemePrimaryColor(this);
    UiTweaks.tintResources(this);
}

Example 17 with DataSetObserver

use of android.database.DataSetObserver in project materialistic by hidroh.

the class SpinnerPreference method onBindViewHolder.

@Override
public void onBindViewHolder(PreferenceViewHolder holder) {
    super.onBindViewHolder(holder);
    final Spinner spinner = (Spinner) holder.findViewById(R.id.spinner);
    holder.itemView.setOnClickListener(v -> spinner.performClick());
    spinner.setAdapter(new SpinnerAdapter() {

        @Override
        public View getDropDownView(int position, View convertView, ViewGroup parent) {
            if (convertView == null) {
                convertView = createDropDownView(position, parent);
            }
            bindDropDownView(position, convertView);
            return convertView;
        }

        @Override
        public void registerDataSetObserver(DataSetObserver observer) {
        // no op
        }

        @Override
        public void unregisterDataSetObserver(DataSetObserver observer) {
        // no op
        }

        @Override
        public int getCount() {
            return mEntries.length;
        }

        @Override
        public Object getItem(int position) {
            // not applicable
            return null;
        }

        @Override
        public long getItemId(int position) {
            return position;
        }

        @Override
        public boolean hasStableIds() {
            return true;
        }

        @Override
        public View getView(int position, View convertView, ViewGroup parent) {
            return getDropDownView(position, convertView, parent);
        }

        @Override
        public int getItemViewType(int position) {
            return 0;
        }

        @Override
        public int getViewTypeCount() {
            return 1;
        }

        @Override
        public boolean isEmpty() {
            return false;
        }
    });
    spinner.setSelection(mSelection);
    spinner.setOnItemSelectedListener(new AdapterView.OnItemSelectedListener() {

        @Override
        public void onItemSelected(AdapterView<?> parent, View view, int position, long id) {
            mSelection = position;
            persistString(mEntryValues[position]);
        }

        @Override
        public void onNothingSelected(AdapterView<?> parent) {
        // no op
        }
    });
}

Example 18 with DataSetObserver

use of android.database.DataSetObserver in project android_frameworks_base by AOSPA.

the class CalendarViewLegacyDelegate method setUpAdapter.

/**
     * Creates a new adapter if necessary and sets up its parameters.
     */
private void setUpAdapter() {
    if (mAdapter == null) {
        mAdapter = new WeeksAdapter(mContext);
        mAdapter.registerDataSetObserver(new DataSetObserver() {

            @Override
            public void onChanged() {
                if (mOnDateChangeListener != null) {
                    Calendar selectedDay = mAdapter.getSelectedDay();
                    mOnDateChangeListener.onSelectedDayChange(mDelegator, selectedDay.get(Calendar.YEAR), selectedDay.get(Calendar.MONTH), selectedDay.get(Calendar.DAY_OF_MONTH));
                }
            }
        });
        mListView.setAdapter(mAdapter);
    }
    // refresh the view with the new parameters
    mAdapter.notifyDataSetChanged();
}

Example 19 with DataSetObserver

use of android.database.DataSetObserver in project apps-android-commons by commons-app.

the class ContributionsActivity method notifyAndMigrateDataSetObservers.

private void notifyAndMigrateDataSetObservers() {
    Adapter adapter = contributionsList.getAdapter();
    // First, move the observers over to the adapter now that we have it.
    for (DataSetObserver observer : observersWaitingForLoad) {
        adapter.registerDataSetObserver(observer);
    }
    observersWaitingForLoad.clear();
    // Now fire off a first notification...
    for (DataSetObserver observer : observersWaitingForLoad) {
        observer.onChanged();
    }
}

Example 20 with DataSetObserver

use of android.database.DataSetObserver in project apps-android-commons by commons-app.

the class MediaDetailFragment method onResume.

@Override
public void onResume() {
    super.onResume();
    Media media = detailProvider.getMediaAtPosition(index);
    if (media == null) {
        // Ask the detail provider to ping us when we're ready
        Timber.d("MediaDetailFragment not yet ready to display details; registering observer");
        dataObserver = new DataSetObserver() {

            @Override
            public void onChanged() {
                if (!isAdded()) {
                    return;
                }
                Timber.d("MediaDetailFragment ready to display delayed details!");
                detailProvider.unregisterDataSetObserver(dataObserver);
                dataObserver = null;
                displayMediaDetails(detailProvider.getMediaAtPosition(index));
            }
        };
        detailProvider.registerDataSetObserver(dataObserver);
    } else {
        Timber.d("MediaDetailFragment ready to display details");
        displayMediaDetails(media);
    }
}