Android · 2015年4月14日 0

android仿通讯录

friend.xml

[java] view plaincopyprint?

  1. <?xml version=“1.0” encoding=“utf-8”?>
  2. <LinearLayout xmlns:android=“http://schemas.android.com/apk/res/android”
  3.     android:layout_width=“match_parent”
  4.     android:layout_height=“match_parent”
  5.     android:orientation=“vertical” >
  6.     <RelativeLayout
  7.         android:layout_width=“fill_parent”
  8.         android:layout_height=“fill_parent”
  9.         android:orientation=“vertical” >
  11.         <ListView
  12.             android:id=“@+id/list_view”
  13.             android:layout_width=“fill_parent”
  14.             android:layout_height=“wrap_content”
  15.             android:scrollbars=“none” >
  16.         </ListView>
  18.         <com.example.menu.MyLetterListView
  19.             android:id=“@+id/my_list_view”
  20.             android:layout_width=“30dip”
  21.             android:layout_height=“fill_parent”
  22.             android:layout_alignParentRight=“true”
  23.              />
  24.     </RelativeLayout>
  26. </LinearLayout>

friend_header.xml

[html] view plaincopyprint?

  1. <?xml version=“1.0” encoding=“utf-8”?>
  2. <FrameLayout xmlns:android=“http://schemas.android.com/apk/res/android”
  3.     android:layout_width=“fill_parent”
  4.     android:layout_height=“wrap_content”
  5.     android:gravity=“center_vertical”
  6.     android:orientation=“horizontal”
  7.     android:paddingLeft=“2dip”
  8.     android:paddingRight=“2dip” >
  10.     <TextView
  11.         android:id=“@+id/friend_search_head_title”
  12.         android:layout_width=“wrap_content”
  13.         android:layout_height=“wrap_content”
  14.         android:layout_gravity=“center”
  15.         android:clickable=“true”
  16.         android:textSize=“20sp” >
  17.     </TextView>
  19.     <ImageView
  20.         android:id=“@+id/friend_center_back”
  21.         android:layout_width=“wrap_content”
  22.         android:layout_height=“wrap_content”
  23.         android:layout_gravity=“right|center”
  24.         android:clickable=“true” >
  25.     </ImageView>
  26. </FrameLayout>

list_item.xml

[html] view plaincopyprint?

  1. <?xml version=“1.0” encoding=“UTF-8”?>
  2. <RelativeLayout xmlns:android=“http://schemas.android.com/apk/res/android”
  3.     android:layout_width=“match_parent”
  4.     android:layout_height=“match_parent” >
  6.     <TextView
  7.         android:id=“@+id/alpha”
  8.         android:layout_width=“fill_parent”
  9.         android:layout_height=“wrap_content”
  10.         android:background=“#333333”
  11.         android:paddingLeft=“10dip”
  12.         android:textColor=“#FFFFFF”
  13.         android:visibility=“gone” />
  15.     <ImageView
  16.         android:id=“@+id/imageView”
  17.         android:layout_width=“wrap_content”
  18.         android:layout_height=“wrap_content”
  19.         android:layout_alignParentLeft=“true”
  20.         android:background=“@drawable/contact_list_icon”
  21.         android:layout_below=“@id/alpha” />
  23.     <View
  24.         android:id=“@+id/divider”
  25.         android:layout_width=“1.0dip”
  26.         android:layout_height=“fill_parent”
  27.         android:layout_below=“@id/alpha”
  28.         android:layout_marginRight=“11.0dip”
  29.         android:layout_toRightOf=“@id/imageView” />
  31.     <TextView
  32.         android:id=“@+id/name”
  33.         android:layout_width=“wrap_content”
  34.         android:layout_height=“wrap_content”
  35.         android:layout_alignTop=“@id/divider”
  36.         android:layout_marginLeft=“2.0dip”
  37.         android:layout_marginRight=“5.0dip”
  38.         android:layout_marginTop=“6.0dip”
  39.         android:layout_toRightOf=“@id/divider”
  40.         android:singleLine=“true”
  41.         android:textAppearance=“?android:textAppearanceMedium” />
  43.     <TextView
  44.         android:id=“@+id/number”
  45.         android:layout_width=“wrap_content”
  46.         android:layout_height=“wrap_content”
  47.         android:layout_alignLeft=“@id/name”
  48.         android:layout_alignWithParentIfMissing=“true”
  49.         android:layout_below=“@id/name”
  50.         android:ellipsize=“marquee”
  51.         android:singleLine=“true”
  52.         android:textAppearance=“?android:textAppearanceSmall” />
  54. </RelativeLayout>

overlay.xml

[html] view plaincopyprint?

  1. <?xml version=“1.0” encoding=“utf-8”?>
  2. <TextView xmlns:android=“http://schemas.android.com/apk/res/android”
  3.     android:layout_width=“match_parent”
  4.     android:layout_height=“match_parent”
  5.     android:orientation=“vertical” >
  8. </TextView>

suspend_search.xml

[html] view plaincopyprint?

  1. <?xml version=“1.0” encoding=“utf-8”?>
  2. <ImageView xmlns:android=“http://schemas.android.com/apk/res/android”
  3.     android:layout_width=“match_parent”
  4.     android:layout_height=“match_parent”
  5.     android:orientation=“vertical” >
  7. </ImageView>

Friend.java

[java] view plaincopyprint?

  1. package com.example.menu;
  3. import java.util.ArrayList;
  4. import java.util.HashMap;
  5. import java.util.List;
  6. import java.util.regex.Pattern;
  8. import com.example.menu.MyLetterListView.OnTouchingLetterChangedListener;
  10. import android.app.Activity;
  11. import android.content.AsyncQueryHandler;
  12. import android.content.ComponentName;
  13. import android.content.ContentResolver;
  14. import android.content.ContentValues;
  15. import android.content.Context;
  16. import android.content.Intent;
  17. import android.database.Cursor;
  18. import android.graphics.PixelFormat;
  19. import android.net.Uri;
  20. import android.os.Bundle;
  21. import android.os.Handler;
  22. import android.provider.ContactsContract;
  23. import android.util.Log;
  24. import android.view.LayoutInflater;
  25. import android.view.View;
  26. import android.view.View.OnClickListener;
  27. import android.view.ViewGroup;
  28. import android.view.Window;
  29. import android.view.WindowManager;
  30. import android.widget.AbsListView;
  31. import android.widget.AbsListView.OnScrollListener;
  32. import android.widget.BaseAdapter;
  33. import android.widget.ImageView;
  34. import android.widget.ListView;
  35. import android.widget.TextView;
  36. import android.widget.Toast;
  38. public class Friend extends Activity
  39. {
  41.     private BaseAdapter adapter;
  43.     private ListView listview;
  45.     private TextView overlay;
  47.     private ImageView suspend_search;
  49.     private MyLetterListView letterListView;
  51.     private AsyncQueryHandler asyncQuery;
  53.     private static final String NAME = “name”, NUMBER = “number”,
  54.             SORT_KEY = “sort_key”;
  56.     private HashMap<String, Integer> alphaIndexer;
  58.     private String[] sections;
  60.     public List<ContentValues> list = new ArrayList<ContentValues>();
  62.     private WindowManager windowManager;
  64.     @Override
  65.     public void onCreate(Bundle savedInstanceState)
  66.     {
  67.         super.onCreate(savedInstanceState);
  68.         requestWindowFeature(Window.FEATURE_NO_TITLE);
  69.         setContentView(R.layout.friend);
  70.         windowManager =
  71.                 (WindowManager) this.getSystemService(Context.WINDOW_SERVICE);
  72.         asyncQuery = new MyAsyncQueryHandler(getContentResolver());
  73.         listview = (ListView) findViewById(R.id.list_view);
  74.         letterListView = (MyLetterListView) findViewById(R.id.my_list_view);
  75.         letterListView
  76.                 .setOnTouchingLetterChangedListener(new LetterListViewListener());
  78.         alphaIndexer = new HashMap<String, Integer>();
  79.         new Handler();
  80.         new OverlayThread();
  81.         initOverlay();
  82.         initSuSearch();
  83.         if (list.size() > 0)
  84.         {
  85.         }
  87.         listview.setOnScrollListener(new OnScrollListener()
  88.         {
  90.             @Override
  91.             public void onScrollStateChanged(AbsListView view, int scrollState)
  92.             {
  93.                 suspend_search.setVisibility(View.VISIBLE);
  94.             }
  96.             @Override
  97.             public void onScroll(AbsListView view, int firstVisibleItem,
  98.                     int visibleItemCount, int totalItemCount)
  99.             {
  100.                 suspend_search.setVisibility(View.GONE);
  101.             }
  102.         });
  103.         suspend_search.setOnClickListener(new OnClickListener()
  104.         {
  106.             @Override
  107.             public void onClick(View v)
  108.             {
  109.                 ComponentName friendcName =
  110.                         new ComponentName(Friend.this,
  111.                                 “com.example.test_intent.FriendSearch”);
  112.                 Intent friend_viewIntent = new Intent();
  113.                 friend_viewIntent.setComponent(friendcName);
  114.                 startActivity(friend_viewIntent);
  115.                 Toast.makeText(getApplicationContext(), “sousuo”,
  116.                         Toast.LENGTH_LONG).show();
  117.                 // TODO Auto-generated method stub
  118.             }
  119.         });
  120.     }
  122.     @SuppressWarnings(“deprecation”)
  123.     public void getContent()
  124.     {
  125.         Cursor cur =
  126.                 getContentResolver().query(
  127.                         ContactsContract.Contacts.CONTENT_URI, null, null,
  128.                         null, null);
  129.         startManagingCursor(cur);
  130.     }
  132.     @Override
  133.     protected void onResume()
  134.     {
  135.         super.onResume();
  136.         Uri uri = Uri.parse(“content://com.android.contacts/data/phones”);
  137.         String[] projection = { “_id”, “display_name”, “data1”, “sort_key” };
  138.         asyncQuery.startQuery(0, null, uri, projection, null, null,
  139.                 “sort_key COLLATE LOCALIZED asc”);
  140.     }
  142.     private class MyAsyncQueryHandler extends AsyncQueryHandler
  143.     {
  145.         public MyAsyncQueryHandler(ContentResolver cr)
  146.         {
  147.             super(cr);
  148.         }
  150.         @Override
  151.         protected void onQueryComplete(int token, Object cookie, Cursor cursor)
  152.         {
  154.             cursor.moveToFirst();
  155.             Log.d(“ccccc”,
  156.                     cursor.getString(0) + ” 000 “ + cursor.getString(1)
  157.                             + ” 000 “ + cursor.getString(2) + ” 000 “
  158.                             + cursor.getString(3));
  160.             while (cursor.moveToNext())
  161.             {
  162.                 ContentValues cv = new ContentValues();
  163.                 cv.put(NAME, cursor.getString(1));
  164.                 cv.put(NUMBER, cursor.getString(2));
  165.                 cv.put(SORT_KEY, cursor.getString(3));
  166.                 list.add(cv);
  167.             }
  168.             if (list.size() > 0)
  169.             {
  170.                 setAdapter(list);
  171.             }
  172.         }
  174.     }
  176.     private void setAdapter(List<ContentValues> list)
  177.     {
  178.         adapter = new ListAdapter(this, list);
  179.         listview.setAdapter(adapter);
  181.     }
  183.     private class ListAdapter extends BaseAdapter
  184.     {
  186.         private LayoutInflater inflater;
  188.         private List<ContentValues> list;
  190.         public ListAdapter(Context context, List<ContentValues> list)
  191.         {
  192.             this.inflater = LayoutInflater.from(context);
  193.             this.list = list;
  194.             alphaIndexer = new HashMap<String, Integer>();
  195.             sections = new String[list.size()];
  197.             for (int i = 0; i < list.size(); i++)
  198.             {
  199.                 String currentStr = getAlpha(list.get(i).getAsString(SORT_KEY));
  200.                 String previewStr =
  201.                         (i – 1) >= 0 ? getAlpha(list.get(i – 1).getAsString(
  202.                                 SORT_KEY)) : ” “;
  203.                 if (!previewStr.equals(currentStr))
  204.                 {
  205.                     String name = getAlpha(list.get(i).getAsString(SORT_KEY));
  206.                     alphaIndexer.put(name, i);
  207.                     sections[i] = name;
  208.                 }
  209.             }
  210.         }
  212.         @Override
  213.         public int getCount()
  214.         {
  215.             return list.size();
  216.         }
  218.         @Override
  219.         public Object getItem(int position)
  220.         {
  221.             return list.get(position);
  222.         }
  224.         @Override
  225.         public long getItemId(int position)
  226.         {
  227.             return position;
  228.         }
  230.         @Override
  231.         public View getView(int position, View convertView, ViewGroup parent)
  232.         {
  233.             ViewHolder holder;
  235.             if (convertView == null)
  236.             {
  237.                 convertView = inflater.inflate(R.layout.list_item, null);
  238.                 holder = new ViewHolder();
  239.                 holder.alpha = (TextView) convertView.findViewById(R.id.alpha);
  240.                 holder.name = (TextView) convertView.findViewById(R.id.name);
  241.                 holder.number =
  242.                         (TextView) convertView.findViewById(R.id.number);
  243.                 convertView.setTag(holder);
  244.             }
  245.             else
  246.             {
  247.                 holder = (ViewHolder) convertView.getTag();
  248.             }
  250.             ContentValues cv = list.get(position);
  251.             holder.name.setText(cv.getAsString(NAME));
  252.             holder.number.setText(cv.getAsString(NUMBER));
  253.             String currentStr =
  254.                     getAlpha(list.get(position).getAsString(SORT_KEY));
  255.             String previewStr =
  256.                     (position – 1) >= 0 ? getAlpha(list.get(position – 1)
  257.                             .getAsString(SORT_KEY)) : ” “;
  259.             if (!previewStr.equals(currentStr))
  260.             {
  261.                 holder.alpha.setVisibility(View.VISIBLE);
  262.                 holder.alpha.setText(currentStr);
  263.             }
  264.             else
  265.             {
  266.                 holder.alpha.setVisibility(View.GONE);
  267.             }
  269.             return convertView;
  270.         }
  272.         private class ViewHolder
  273.         {
  275.             TextView alpha;
  277.             TextView name;
  279.             TextView number;
  280.         }
  281.     }
  283.     private void initSuSearch()// 搜索
  284.     {
  285.         LayoutInflater inflater = LayoutInflater.from(this);
  286.         suspend_search =
  287.                 (ImageView) inflater.inflate(R.layout.suspend_search, null);
  288.         WindowManager.LayoutParams lp =
  289.                 new WindowManager.LayoutParams(80, 80, 170, –280,
  290.                         WindowManager.LayoutParams.TYPE_APPLICATION,
  291.                         WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE,
  292.                         PixelFormat.TRANSLUCENT);
  293.         windowManager.addView(suspend_search, lp);
  294.     }
  296.     private void initOverlay()
  297.     {
  298.         LayoutInflater inflater = LayoutInflater.from(this);
  299.         overlay = (TextView) inflater.inflate(R.layout.overlay, null);
  300.         WindowManager.LayoutParams lp =
  301.                 new WindowManager.LayoutParams(
  302.                         120,
  303.                         120,
  304.                         100,
  305.                         0,
  306.                         WindowManager.LayoutParams.TYPE_APPLICATION,
  307.                         WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE
  308.                                 | WindowManager.LayoutParams.FLAG_NOT_TOUCHABLE,
  309.                         PixelFormat.TRANSLUCENT);
  310.         // WindowManager windowManager = (WindowManager)
  311.         // this.getSystemService(Context.WINDOW_SERVICE);
  312.         windowManager.addView(overlay, lp);
  313.     }
  315.     private class LetterListViewListener implements
  316.             OnTouchingLetterChangedListener
  317.     {
  319.         @Override
  320.         public void onTouchingLetterChanged(final String s, float y, float x)
  321.         {
  322.             if (alphaIndexer.get(s) != null)
  323.             {
  324.                 int position = alphaIndexer.get(s);
  326.                 listview.setSelection(position);
  327.                 overlay.setText(sections[position]);
  328.                 overlay.setVisibility(View.VISIBLE);
  330.             }
  331.         }
  333.         @Override
  334.         public void onTouchingLetterEnd()
  335.         {
  336.             overlay.setVisibility(View.GONE);
  337.         }
  338.     }
  340.     private class OverlayThread implements Runnable
  341.     {
  343.         @Override
  344.         public void run()
  345.         {
  346.             overlay.setVisibility(View.GONE);
  347.         }
  348.     }
  350.     private String getAlpha(String str)
  351.     {
  352.         if (str == null)
  353.         {
  354.             return “#”;
  355.         }
  357.         if (str.trim().length() == 0)
  358.         {
  359.             return “#”;
  360.         }
  362.         char c = str.trim().substring(0, 1).charAt(0);
  364.         Pattern pattern = Pattern.compile(“^[A-Za-z]+$”);
  365.         if (pattern.matcher(c + “”).matches())
  366.         {
  367.             return (c + “”).toUpperCase();
  368.         }
  369.         else
  370.         {
  371.             return “#”;
  372.         }
  373.     }
  375.     @Override
  376.     protected void onDestroy()
  377.     {
  378.         if (windowManager != null)// 防止内存泄露
  379.         {
  380.             windowManager.removeView(overlay);
  381.             windowManager.removeView(suspend_search);
  382.         }
  383.         super.onDestroy();
  384.     }
  386. }

MyLetterListView.java

[java] view plaincopyprint?

  1. package com.example.menu;
  3. import android.content.Context;
  4. import android.graphics.Canvas;
  5. import android.graphics.Color;
  6. import android.graphics.Paint;
  7. import android.graphics.Typeface;
  8. import android.util.AttributeSet;
  9. import android.view.MotionEvent;
  10. import android.view.View;
  12. public class MyLetterListView extends View
  13. {
  15.     private OnTouchingLetterChangedListener onTouchingLetterChangedListener;
  17.     private String[] b = { “@”, “A”, “B”, “C”, “D”, “E”, “F”, “G”, “H”, “I”, “J”, “K”,
  18.             “L”, “M”, “N”, “O”, “P”, “Q”, “R”, “S”, “T”, “U”, “V”, “W”, “X”,
  19.             “Y”, “Z”, “#” };
  21.     int choose = –1;
  23.     private Paint paint = new Paint();
  25.     boolean showBkg = false;
  27.     public MyLetterListView(Context context, AttributeSet attrs, int defStyle)
  28.     {
  29.         super(context, attrs, defStyle);
  31.     }
  33.     public MyLetterListView(Context context, AttributeSet attrs)
  34.     {
  35.         super(context, attrs);
  37.     }
  39.     public MyLetterListView(Context context)
  40.     {
  41.         super(context);
  42.     }
  44.     protected void onDraw(Canvas canvas)
  45.     {
  46.         super.onDraw(canvas);
  47.         if (showBkg)
  48.         {
  49.             canvas.drawColor(Color.parseColor(“#40000000”));
  50.         }
  52.         int height = getHeight();
  53.         int width = getWidth();
  54.         int singleHeight = height / b.length;
  55.         for (int i = 0; i < b.length; i++)
  56.         {
  57.             paint.setTextSize(18f);
  58.             paint.setColor(Color.BLACK);
  59.             paint.setTypeface(Typeface.DEFAULT_BOLD);
  60.             paint.setAntiAlias(true);
  61.             if (i == choose)
  62.             {
  63.                 paint.setColor(Color.parseColor(“#3399ff”));
  64.                 paint.setFakeBoldText(true);
  65.             }
  66.             float xPos = width / 2 – paint.measureText(b[i]) / 2;
  67.             float yPos = singleHeight * i + singleHeight;
  69.             canvas.drawText(b[i], xPos, yPos, paint);
  71.             paint.reset();
  72.         }
  74.     }
  76.     @Override
  77.     public boolean dispatchTouchEvent(MotionEvent event)
  78.     {
  79.         final int action = event.getAction();
  80.         final float y = event.getY();
  81.         final float x = event.getX();
  82.         final int oldChoose = choose;
  83.         final OnTouchingLetterChangedListener listener =
  84.                 onTouchingLetterChangedListener;
  85.         final int c = (int) (y / getHeight() * b.length);
  87.         switch (action)
  88.         {
  89.         case MotionEvent.ACTION_DOWN:
  90.             showBkg = true;
  91.             if (oldChoose != c && listener != null)
  92.             {
  93.                 if (c > 0 && c < b.length)
  94.                 {
  95.                     listener.onTouchingLetterChanged(b[c], y, x);
  96.                     choose = c;
  97.                     invalidate();
  98.                 }
  99.             }
  101.             break;
  102.         case MotionEvent.ACTION_MOVE:
  103.             if (oldChoose != c && listener != null)
  104.             {
  105.                 if (c > 0 && c < b.length)
  106.                 {
  107.                     listener.onTouchingLetterChanged(b[c], y, x);
  108.                     choose = c;
  109.                     invalidate();
  110.                 }
  111.             }
  112.             break;
  113.         case MotionEvent.ACTION_UP:
  114.             showBkg = false;
  115.             choose = –1;
  116.             listener.onTouchingLetterEnd();
  117.             invalidate();
  118.             break;
  119.         }
  120.         return true;
  121.     }
  123.     @Override
  124.     public boolean onTouchEvent(MotionEvent event)
  125.     {
  126.         return super.onTouchEvent(event);
  127.     }
  129.     public void setOnTouchingLetterChangedListener(
  130.             OnTouchingLetterChangedListener onTouchingLetterChangedListener)
  131.     {
  132.         this.onTouchingLetterChangedListener = onTouchingLetterChangedListener;
  133.     }
  135.     public interface OnTouchingLetterChangedListener
  136.     {
  138.         public void onTouchingLetterEnd();
  140.         public void onTouchingLetterChanged(String s, float y, float x);
  141.     }
  142. }

别忘了加权限：

[html] view plaincopyprint?

  1. <uses-permission android:name=“android.permission.READ_CONTACTS” />

效果图：

转自：http://blog.csdn.net/csh159/article/details/8955029

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