Android Open Source - Flippy Flippy Help Activity

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License

The source code is released under:

Apache License

Java Source Code

package com.unklegeorge.flippy;
/*from   w w w. ja va  2 s.  c om*/
import java.io.InputStream;
import java.util.LinkedList;
import java.util.List;

import com.unklegeorge.flippy.R;

import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.app.Activity;
import android.content.ContentUris;
import android.database.Cursor;
import android.net.Uri;
import android.os.Bundle;
import android.text.Layout;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.AdapterView;
import android.widget.AdapterView.OnItemSelectedListener;
import android.widget.ArrayAdapter;
import android.widget.BaseAdapter;
import android.widget.ImageView;
import android.widget.ListAdapter;
import android.widget.ListView;
import android.widget.SimpleCursorAdapter;
import android.widget.Spinner;
import android.widget.SpinnerAdapter;
import android.widget.TextView;
import android.provider.ContactsContract;
import android.provider.ContactsContract.Contacts;
import android.provider.ContactsContract.Data;
import android.provider.ContactsContract.CommonDataKinds.Phone;
import android.provider.ContactsContract.RawContacts;

public class FlippyHelpActivity extends FlippyBase {
  

  class SpinnerEntry {
          private final int contactId;
          private final int contactPhotoId;
          private final String contactName;

          public SpinnerEntry(int contactID, 
                  int contactPhotoId,
                          String contactName) {
                  this.contactId = contactID;
                  this.contactPhotoId = contactPhotoId;
                  this.contactName = contactName;
          }
          public int getContactId() {
                  return contactId;
          }
          public int getContactPhotoId() {
                  return contactPhotoId;
          }
          public String getContactName() {
                  return contactName;
          }
  }

  
  class ListViewEntry {
    private final String destinationAddress;
    private final int typeResource;
    private final String entryLabelResource;
    public ListViewEntry(String number, int typeResource,
        String entryLabelResource) {
      this.destinationAddress = number;
      this.typeResource = typeResource;
      this.entryLabelResource = entryLabelResource;
    }
    public String getDestinationAddress() {
      return destinationAddress;
    }
    public int getTypeResource() {
      return typeResource;
    }
    public String getEntryLabelResource() {
      return entryLabelResource;
    }
  }
  
  class ContactListViewAdapter extends BaseAdapter implements ListAdapter {
        private final List<ListViewEntry> mContent;
        private final Activity mActivity;

    ContactListViewAdapter(List<ListViewEntry> content, Activity activity) {
            mContent = content;
            mActivity = activity;
    }
    @Override
    public int getCount() {
      return mContent.size();
    }
    @Override
    public ListViewEntry getItem(int position) {
      return mContent.get(position);
    }
    @Override
    public long getItemId(int position) {
      return position;
    }
    @Override
    public View getView(int position, View convertView, ViewGroup parent) {
        final LayoutInflater factory = mActivity.getLayoutInflater();
        final View listEntry = factory.inflate(R.layout.listview_entry, null);
        final TextView number = (TextView) listEntry.findViewById(R.id.numberPhoneNumber);
        final TextView type = (TextView) listEntry.findViewById(R.id.numberType);
        ListViewEntry entry = getItem(position);
        number.setText(entry.getDestinationAddress());
        if ( entry.getEntryLabelResource() != null ) {
          type.setText(entry.getEntryLabelResource());
        } else {
          type.setText(mActivity.getString(entry.getTypeResource()));
        }
      return listEntry;
    }
  }
  
  class ContactsSpinnerAdapater extends BaseAdapter implements SpinnerAdapter {
    private final List<SpinnerEntry> mContent;
    private final Activity mActivity;
  
    public ContactsSpinnerAdapater(List<SpinnerEntry> content, Activity activity) {
      mContent = content;
      mActivity = activity;
    }
    @Override
    public int getCount() {
      return mContent.size();
    }
    @Override
    public SpinnerEntry getItem(int position) {
      return mContent.get(position);
    }

    @Override
    public long getItemId(int position) {
      return position;
    }
    @Override
    public View getView(int position, View arg1, ViewGroup arg2) {
            final LayoutInflater inflater = mActivity.getLayoutInflater();
            View spinnerEntry = inflater.inflate(android.R.layout.simple_spinner_item, null);
            TextView text = (TextView) spinnerEntry.findViewById(android.R.id.text1);
            SpinnerEntry entry = getItem(position);
            text.setText(entry.getContactName());
      return spinnerEntry;
    }
    @Override
    public View getDropDownView(int position, View convertView, ViewGroup parent) {
      View spinnerEntry;
      if ( convertView == null ) {
        final LayoutInflater inflater = mActivity.getLayoutInflater();
        spinnerEntry = inflater.inflate(R.layout.spinner_itemdrop, null);
      } else {
        spinnerEntry = convertView;
      }
      
      TextView text = (TextView) spinnerEntry.findViewById(R.id.contact_text1);
      ImageView image = (ImageView) spinnerEntry.findViewById(R.id.contact_image1);

      SpinnerEntry entry = getItem(position);
      text.setText(entry.getContactName());
      updatePhoto(entry.getContactId(), image);
      return spinnerEntry;
    }
    
  }
  
    private final List<SpinnerEntry> spinnerContent = new LinkedList<SpinnerEntry>();
    private final ContactsSpinnerAdapater adapter = new ContactsSpinnerAdapater(spinnerContent, this);
    private Spinner contactSpinner;
    private ListView contactListView;
  
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
    setContentView(R.layout.help);
   
        contactSpinner = (Spinner)findViewById(R.id.contactsSpinner);
        contactListView = (ListView)findViewById(R.id.contactsListView);

        contactSpinner.setOnItemSelectedListener(new OnItemSelectedListener() {
      @Override
            public void onItemSelected(AdapterView<?> parent, View view, int position, long id) {
        updateList(position);
      }
      @Override
            public void onNothingSelected(AdapterView<?> parent) {
        updateList(contactSpinner.getSelectedItemPosition());
      }

        });
        
        queryAllRawContacts();
        contactSpinner.setAdapter(adapter);
    }
    
  private void updateList(int position) {
      if(position < adapter.getCount() && position >= 0) {
        SpinnerEntry entry = adapter.getItem(position);
        final List<ListViewEntry> content = new LinkedList<ListViewEntry>();
        loadContent(entry.getContactId(), content);
        contactListView.setAdapter(new ContactListViewAdapter(content, FlippyHelpActivity.this));
      }
    }
  
  private void updatePhoto(int id, ImageView img) {
    Bitmap photo = queryContactBitmap(id);
    if ( photo == null ) {
      img.setVisibility(View.GONE);
      return;
    }
    img.setVisibility(View.VISIBLE);
    img.setImageBitmap(photo);
    }
    
  private void loadContent(long contactId, List<ListViewEntry> content) {
    
     Cursor curs = getContentResolver().query(Data.CONTENT_URI,
              new String[] {Data._ID, Phone.NUMBER, Phone.TYPE, Phone.LABEL},
              Data.CONTACT_ID + "=?" + " AND "
                      + Data.MIMETYPE + "='" + Phone.CONTENT_ITEM_TYPE + "'",
              new String[] {String.valueOf(contactId)}, null);
         
     if ( curs.moveToFirst() ) {
             final int contactNumberColumnIndex = curs.getColumnIndex(Phone.NUMBER);
             final int contactTypeColumnIndex = curs.getColumnIndex(Phone.TYPE);
             final int contactLabelColumnIndex = curs.getColumnIndex(Phone.LABEL);

             while(!curs.isAfterLast()) {
                     final String number = curs.getString(contactNumberColumnIndex);
                     final int type = curs.getInt(contactTypeColumnIndex);
                     final String label = curs.getString(contactLabelColumnIndex);
                     content.add(new ListViewEntry(number, Phone.getTypeLabelResource(type), label));
                     curs.moveToNext();
             }
             
     }
     curs.close();
  }
  
  private void queryAllRawContacts() {
    final Cursor curs = getContentResolver().query( // diff between managedQuery?
        RawContacts.CONTENT_URI, 
        new String[] {RawContacts.CONTACT_ID, RawContacts.DELETED},
        null, null, null);

        final int contactIdColumnIndex = curs.getColumnIndex(RawContacts.CONTACT_ID);
        final int deletedColumnIndex = curs.getColumnIndex(RawContacts.DELETED);
    
    spinnerContent.clear();
    if ( curs.moveToFirst() ) {
      while ( !curs.isAfterLast() ) {
        final int id = curs.getInt(contactIdColumnIndex);
        final int deleted = curs.getInt(deletedColumnIndex);
        if ( deleted != 1) {
          spinnerContent.add(querySpinnerEntry(id));
        }
                curs.moveToNext();
      }
    }
    curs.close();
  }
  
  private SpinnerEntry querySpinnerEntry(int id) {
        final Cursor curs = managedQuery(
                Contacts.CONTENT_URI,
                new String[]{Contacts.DISPLAY_NAME, Contacts.PHOTO_ID},
                Contacts._ID + "=?",
                new String[]{String.valueOf(id)},
                null);

        final int contactNameColumnIndex = curs.getColumnIndex(Contacts.DISPLAY_NAME);
        final int contactPhotoIdColumnIndex = curs.getColumnIndex(Contacts.PHOTO_ID);

    if ( curs.moveToFirst() ) {
      final String name = curs.getString(contactNameColumnIndex);
      final int photoId = curs.getInt(contactPhotoIdColumnIndex);
      curs.close();
      return new SpinnerEntry(id, photoId, name);
    }
    curs.close();
    return null;    
  }
  
    private Bitmap queryContactBitmap(int id) {
      final Uri uri = ContentUris.withAppendedId(ContactsContract.Contacts.CONTENT_URI, id);
      if ( uri == null ) {
        return null;
      }
      
        InputStream input = Contacts.openContactPhotoInputStream(getContentResolver(), uri);
        if (input == null) {
            return null;
        }
        return BitmapFactory.decodeStream(input);
    }


}

Java Source Code List

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