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我想做以下事情。从一组特殊的联系人或所有联系人中挑选三到五个联系人。在列表中显示联系人图像会很好。所选联系人应具有以下信息（联系人 ID、名字、联系人图像的小版本以将其保存为数据库中的 blob）

我找到了不同方面的解决方案。- 选择多个联系人： 如何在自定义视图列表中获取选中的行 - 显示 一组 联系人从 android 中的指定组获取联系人 - 照片问题 从联系人获取照片

但我不知道如何把它们放在一起。如果有人能帮我把它放在一起，那就太好了。

非常感谢！弗兰克·J。

解决了它，但无法发布几个小时的答案。

4

1 回答 1

0

解决方案（尚未完善）

    package com.pinkpony.frankj.contactpicker2;


import android.app.Activity;
import android.content.ClipData;
import android.content.ContentResolver;
import android.content.ContentUris;
import android.content.Context;
import android.database.Cursor;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.net.Uri;
import android.os.Bundle;
import android.provider.ContactsContract;
import android.util.Log;
import android.util.SparseBooleanArray;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.AdapterView;
import android.widget.BaseAdapter;
import android.widget.Button;
import android.widget.CheckBox;
import android.widget.CompoundButton;
import android.widget.ImageView;
import android.widget.ListView;
import android.widget.TextView;

import java.io.ByteArrayInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.util.ArrayList;
import java.util.Collections;
import java.util.Comparator;
import java.util.HashMap;
import java.util.List;



import android.app.Activity;
import android.content.ContentResolver;
import android.content.Context;
import android.database.Cursor;
import android.os.Bundle;
import android.provider.ContactsContract;
import android.util.SparseBooleanArray;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.AdapterView;
import android.widget.BaseAdapter;
import android.widget.Button;
import android.widget.CheckBox;
import android.widget.CompoundButton;
import android.widget.ListView;
import android.widget.TextView;
import android.widget.Toast;

import java.util.List;

import java.util.ArrayList;
import java.util.Map;


/**
 * Created by Frank on 28.07.2014.
 */
public class MainActivity extends Activity implements AdapterView.OnItemClickListener {


    List<String> name1 = new ArrayList<String>();
    List<String> name2 = new ArrayList<String>();
    List<String> phno1 = new ArrayList<String>();
    List<String> img1 = new ArrayList<String>();
    MyAdapter ma ;
    Button select;
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);


        setContentView(R.layout.activity_main);
        loadGroups();

        //Toast.makeText(MainActivity.this, toString(), Toast.LENGTH_LONG).show();
        Log.d("LongValue", toString());
        getAllCallLogs(this.getContentResolver());
        ListView lv= (ListView) findViewById(R.id.lv);
        ma = new MyAdapter();
        lv.setAdapter(ma);
        lv.setOnItemClickListener(this);
        lv.setItemsCanFocus(false);
        lv.setTextFilterEnabled(true);
        // adding
        select = (Button) findViewById(R.id.button1);
        select.setOnClickListener(new View.OnClickListener()
        {

            @Override
            public void onClick(View v) {
                StringBuilder checkedcontacts= new StringBuilder();
                System.out.println(".............."+ma.mCheckStates.size());
                for(int i = 0; i < name1.size(); i++)

                {
                    if(ma.mCheckStates.get(i)==true)
                    {

                        checkedcontacts.append(name1.get(i).toString());
                        checkedcontacts.append("\n");
                    }
                    else
                    {
                        System.out.println("..Not Checked......"+name1.get(i).toString());
                    }

                }
                //Toast.makeText(getApplicationContext(), checkedcontacts, 1000).show();

                Toast.makeText(MainActivity.this, checkedcontacts, Toast.LENGTH_SHORT).show();
            }
        });



    }


    @Override
    public void onItemClick(AdapterView<?> arg0, View arg1, int arg2, long arg3) {
        // TODO Auto-generated method stub
        ma.toggle(arg2);
    }

    public  void getAllCallLogs(ContentResolver cr) {

       /* Uri uri = ContactsContract.Contacts.CONTENT_URI;
        String[] projection = new String[] { ContactsContract.Contacts._ID,
                ContactsContract.Contacts.DISPLAY_NAME };
        String selection = ContactsContract.Contacts.IN_VISIBLE_GROUP + " = '"
                + ("1") + "'";
        String[] selectionArgs = null;
        String sortOrder = ContactsContract.Contacts.DISPLAY_NAME
                + " COLLATE LOCALIZED ASC";

        Cursor phones = cr.query(uri, projection, selection, selectionArgs,
                sortOrder);
*/
      //  long groupId = id;
        String[] cProjection = { ContactsContract.Contacts.DISPLAY_NAME, ContactsContract.CommonDataKinds.GroupMembership.CONTACT_ID };

        Cursor groupCursor = getContentResolver().query(
                ContactsContract.Data.CONTENT_URI,
                cProjection,
                ContactsContract.CommonDataKinds.GroupMembership.GROUP_ROW_ID + "= ?" + " AND "
                        + ContactsContract.CommonDataKinds.GroupMembership.MIMETYPE + "='"
                        + ContactsContract.CommonDataKinds.GroupMembership.CONTENT_ITEM_TYPE + "'",
                new String[] { String.valueOf(6) }, null);
        if (groupCursor != null && groupCursor.moveToFirst())
        {
            do
            {

                int nameCoumnIndex = groupCursor.getColumnIndex(ContactsContract.CommonDataKinds.Phone.DISPLAY_NAME);

                String name = groupCursor.getString(nameCoumnIndex);
                String szFullname=name;
                //long contactId = groupCursor.getLong(groupCursor.getColumnIndex(ContactsContract.CommonDataKinds.GroupMembership.CONTACT_ID));
                long contactId = groupCursor.getLong(groupCursor.getColumnIndex(ContactsContract.CommonDataKinds.GroupMembership.CONTACT_ID));
               // Log.d("your tag", "contact " + name + ":"+String.valueOf(contactId));
                name1.add(name);
                phno1.add(String.valueOf(contactId));
                boolean foundToken = false;
// IDENTIFY Contact based on name and token
                String szLookupKey = "";
                Uri lkup = Uri.withAppendedPath(ContactsContract.Contacts.CONTENT_FILTER_URI, szFullname);
                ContentResolver cr2 = getContentResolver();
                Cursor idCursor = getContentResolver().query(lkup, null, null, null, null);
// get all the names
                while (idCursor.moveToNext()) {
// get current row/contact ID = ID's are unreliable, so we will go for the lookup key
                    String szId = idCursor.getString(idCursor.getColumnIndex(ContactsContract.Contacts._ID));
                    String szName = idCursor.getString(idCursor.getColumnIndex(ContactsContract.Contacts.DISPLAY_NAME));
                    szLookupKey = idCursor.getString(idCursor.getColumnIndex(ContactsContract.Contacts.LOOKUP_KEY));
// for this contact ID, search the custom field
                    Log.d("", "Searching token:" + szId + " Name:" + szName + " LookupKey:" + szLookupKey);
//Log.d(LOG_TAG, "search: "+lid + " key: "+key + " name: "+name);
                }
                String whereName = ContactsContract.Data.MIMETYPE + " = ? AND " + ContactsContract.CommonDataKinds.StructuredName.CONTACT_ID + " = ?";
                String[] whereNameParams = new String[] { ContactsContract.CommonDataKinds.StructuredName.CONTENT_ITEM_TYPE, String.valueOf(contactId) };
                Cursor nameCur = getContentResolver().query(ContactsContract.Data.CONTENT_URI, null, whereName, whereNameParams, ContactsContract.CommonDataKinds.StructuredName.GIVEN_NAME);
                while (nameCur.moveToNext()) {
                    String given = nameCur.getString(nameCur.getColumnIndex(ContactsContract.CommonDataKinds.StructuredName.GIVEN_NAME));
                    String family = nameCur.getString(nameCur.getColumnIndex(ContactsContract.CommonDataKinds.StructuredName.FAMILY_NAME));
                    String display = nameCur.getString(nameCur.getColumnIndex(ContactsContract.CommonDataKinds.StructuredName.DISPLAY_NAME));
                    Log.d("your tag", "Vorname " +  ":" + given);
                    name2.add(given);
                }
                nameCur.close();





            } while (groupCursor.moveToNext());
            groupCursor.close();
        }


    }
    class MyAdapter extends BaseAdapter implements CompoundButton.OnCheckedChangeListener
    {  private SparseBooleanArray mCheckStates;
        LayoutInflater mInflater;
        TextView tv1,tv;
        ImageView im1;
        CheckBox cb;
        MyAdapter()
        {
            mCheckStates = new SparseBooleanArray(name1.size());
            mInflater = (LayoutInflater)MainActivity.this.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
        }
        private void retrieveContactPhoto(Long contactID) {

            Bitmap photo = null;

            try {
                InputStream inputStream = ContactsContract.Contacts.openContactPhotoInputStream(getContentResolver(),
                        ContentUris.withAppendedId(ContactsContract.Contacts.CONTENT_URI, new Long(contactID)));

                if (inputStream != null) {
                    photo = BitmapFactory.decodeStream(inputStream);
                    ImageView imageView = (ImageView) findViewById(R.id.imageView1);
                    imageView.setImageBitmap(photo);
                }

                assert inputStream != null;
                inputStream.close();

            } catch (IOException e) {
                e.printStackTrace();
            }

        }


        @Override
        public int getCount() {
            // TODO Auto-generated method stub
            return name1.size();
        }

        @Override
        public Object getItem(int position) {
            // TODO Auto-generated method stub
            return position;
        }

        @Override
        public long getItemId(int position) {
            // TODO Auto-generated method stub

            return 0;
        }
        public Bitmap openPhoto(long contactId) {
            Uri contactUri = ContentUris.withAppendedId(ContactsContract.Contacts.CONTENT_URI, contactId);
            Uri photoUri = Uri.withAppendedPath(contactUri, ContactsContract.Contacts.Photo.CONTENT_DIRECTORY);
            Cursor cursor = getContentResolver().query(photoUri,
                    new String[] {ContactsContract.Contacts.Photo.PHOTO}, null, null, null);
            if (cursor == null) {
                return null;
            }
            try {
                if (cursor.moveToFirst()) {
                    byte[] data = cursor.getBlob(0);
                    if (data != null) {
                        return BitmapFactory.decodeStream(new ByteArrayInputStream(data));
                    }
                }
            } finally {
                cursor.close();
            }
            return null;

        }
        @Override
        public View getView(final int position, View convertView, ViewGroup parent) {
            // TODO Auto-generated method stub
            View vi=convertView;
            if(convertView==null)
                vi = mInflater.inflate(R.layout.row, null);
            TextView tv= (TextView) vi.findViewById(R.id.textView1);
          //  tv1= (TextView) vi.findViewById(R.id.textView2);
            im1= (ImageView) vi.findViewById(R.id.imageView1);
            Bitmap photo = null;
            Long contactID=Long.valueOf(phno1.get(position));
            im1.setImageBitmap(openPhoto(contactID));
            cb = (CheckBox) vi.findViewById(R.id.checkBox1);
            tv.setText(""+ name1.get(position));
       //     tv1.setText(""+phno1.get(position));//
           // retrieveContactPhoto(Long.valueOf(phno1.get(position)));

            cb.setTag(position);
            cb.setChecked(mCheckStates.get(position, false));
            cb.setOnCheckedChangeListener(this);

            return vi;
        }
        public boolean isChecked(int position) {
            return mCheckStates.get(position, false);
        }

        public void setChecked(int position, boolean isChecked) {
            mCheckStates.put(position, isChecked);
            System.out.println("hello...........");
            notifyDataSetChanged();
        }

        public void toggle(int position) {
            setChecked(position, !isChecked(position));
        }
        @Override
        public void onCheckedChanged(CompoundButton buttonView,
                                     boolean isChecked) {
            // TODO Auto-generated method stub

            mCheckStates.put((Integer) buttonView.getTag(), isChecked);

        }

    }



   private class GroupInfo {
       String id;
       String title;

       @Override
       public String toString() {
           return title+ " ("+id+")";
       }

       public String getId() {
           return id;
       }
   }

    List<GroupInfo> groups = new ArrayList<GroupInfo>();

    public void loadGroups() {
        final String[] GROUP_PROJECTION = new String[] {
                ContactsContract.Groups._ID,
                ContactsContract.Groups.TITLE,
                ContactsContract.Groups.SUMMARY_WITH_PHONES
        };

        Cursor c = getContentResolver().query(
                ContactsContract.Groups.CONTENT_SUMMARY_URI,
                GROUP_PROJECTION,
                ContactsContract.Groups.DELETED+"!='1' AND "+
                        ContactsContract.Groups.GROUP_VISIBLE+"!='0' "
                ,
                null,
                null);
        final int IDX_ID = c.getColumnIndex(ContactsContract.Groups._ID);
        final int IDX_TITLE = c.getColumnIndex(ContactsContract.Groups.TITLE);

        Map<String,GroupInfo> m = new HashMap<String, GroupInfo>();

        while (c.moveToNext()) {
            GroupInfo g = new GroupInfo();
            g.id = c.getString(IDX_ID);
            g.title = c.getString(IDX_TITLE);

            int users = c.getInt(c.getColumnIndex(ContactsContract.Groups.SUMMARY_WITH_PHONES));
            if (users>0) {
                // group with duplicate name?
                GroupInfo g2 = m.get(g.title);
                if (g2==null) {
                    m.put(g.title, g);
                    groups.add(g);
                } else {
                    g2.id+=","+g.id;
                }
            }
            Log.d("LongValue", g.id+g.title);
        }
        c.close();
    }

}
于 2014-07-30T07:07:49.693 回答