Android 仿手機通訊錄頁面
阿新 • • 發佈：2019-01-17
先上效果圖：
自定義右邊導航欄：
public class SideBar extends View { // 觸控事件 private OnTouchingLetterChangedListener onTouchingLetterChangedListener; // 26個字母 public static String[] b = {"A", "B", "C", "D", "E", "F", "G", "H", "I", "J", "K", "L", "M", "N", "O", "P", "Q", "R", "S", "T", "U", "V", "W", "X", "Y", "Z", "#"}; private int choose = -1;// 選中 private Paint paint = new Paint(); private TextView mTextDialog; public void setTextView(TextView mTextDialog) { this.mTextDialog = mTextDialog; } public SideBar(Context context, AttributeSet attrs, int defStyle) { super(context, attrs,defStyle); } public SideBar(Context context, AttributeSet attrs) { super(context, attrs); } public SideBar(Context context) { super(context); } /** * 重寫這個方法 */ @Override protected void onDraw(Canvas canvas) { super.onDraw(canvas); // 獲取焦點改變背景顏色. int height = getHeight();// 獲取對應高度 int width = getWidth(); // 獲取對應寬度 float singleHeight = (height * 1f) / b.length;// 獲取每一個字母的高度 singleHeight = (height * 1f - singleHeight / 2) / b.length; for (int i = 0; i < b.length; i++) { paint.setColor(Color.rgb(23, 122, 216)); // paint.setColor(Color.WHITE); paint.setTypeface(Typeface.DEFAULT_BOLD); paint.setAntiAlias(true); paint.setTextSize(20); // 選中的狀態 if (i == choose) { paint.setColor(Color.parseColor("#c60000")); paint.setFakeBoldText(true); } // x座標等於中間-字串寬度的一半. float xPos = width / 2 - paint.measureText(b[i]) / 2; float yPos = singleHeight * i + singleHeight; canvas.drawText(b[i], xPos, yPos, paint); paint.reset();// 重置畫筆 } } @Override public boolean dispatchTouchEvent(MotionEvent event) { final int action = event.getAction(); final float y = event.getY();// 點選y座標 final int oldChoose = choose; final OnTouchingLetterChangedListener listener = onTouchingLetterChangedListener; final int c = (int) (y / getHeight() * b.length);// 點選y座標所佔總高度的比例*b陣列的長度就等於點選b中的個數. switch (action) { case MotionEvent.ACTION_UP: setBackgroundDrawable(new ColorDrawable(0x00000000)); choose = -1;// invalidate(); if (mTextDialog != null) { mTextDialog.setVisibility(View.INVISIBLE); } break; default: setBackgroundResource(R.drawable.sidebar_background); if (oldChoose != c) { if (c >= 0 && c < b.length) { if (listener != null) { listener.onTouchingLetterChanged(b[c]); } if (mTextDialog != null) { mTextDialog.setText(b[c]); mTextDialog.setVisibility(View.VISIBLE); } choose = c; invalidate(); } } break; } return true; } /** * 向外公開的方法 * * @param onTouchingLetterChangedListener */ public void setOnTouchingLetterChangedListener(OnTouchingLetterChangedListener onTouchingLetterChangedListener) { this.onTouchingLetterChangedListener = onTouchingLetterChangedListener; } /** * 介面 * * @author coder */ public interface OnTouchingLetterChangedListener { public void onTouchingLetterChanged(String s); } }
ListView介面卡：
public class MyAdapter extends BaseAdapter implements SectionIndexer { private List<SortModel> list; private List<SortModel> mSelectedList; private Context context; public MyAdapter(Context context, List<SortModel> list) { this.context = context; mSelectedList = new ArrayList<>(); if (list == null) { this.list = new ArrayList<>(); } else { this.list = list; } } @Override public int getCount() { return list.size(); } @Override public Object getItem(int position) { return list.get(position); } @Override public long getItemId(int position) { return position; } @Override public View getView(int position, View convertView, ViewGroup parent) { ViewHolder holder = null; final SortModel sortModel = list.get(position); if (convertView == null) { convertView = LayoutInflater.from(context).inflate(R.layout.item_info, null); holder = new ViewHolder(convertView); convertView.setTag(holder); } else { holder = (ViewHolder) convertView.getTag(); } //根據position獲取分類的首字母的Char ascii值 int section = getSectionForPosition(position); //如果當前位置等於該分類首字母的Char的位置 ，則認為是第一次出現 if (position == getPositionForSection(section)) { holder.catalog.setVisibility(View.VISIBLE); String sortLetters = sortModel.getSortLetters(); Log.i("sortLetters -- ", sortLetters); holder.catalog.setText(sortLetters); } else { holder.catalog.setVisibility(View.GONE); } holder.tv_name.setText(sortModel.name); Glide.with(context).load(sortModel.imgLogo).into(holder.iv_logo); return convertView; } @Override public Object[] getSections() { return null; } /** * 根據分類的首字母的Char ascii值獲取其第一次出現該首字母的位置 */ @Override public int getPositionForSection(int section) { for (int i = 0; i < getCount(); i++) { String sortStr = list.get(i).sortLetters; char firstChar = sortStr.toUpperCase(Locale.CHINESE).charAt(0); if (firstChar == section) { return i; } } return -1; } @Override public int getSectionForPosition(int position) { return list.get(position).getSortLetters().charAt(0); } /** * 當ListView資料發生變化時,呼叫此方法來更新ListView * * @param list */ public void updateListView(List<SortModel> list) { if (list == null) { this.list = new ArrayList<SortModel>(); } else { this.list = list; } notifyDataSetChanged(); } public static class ViewHolder { public View rootView; public TextView catalog; public ImageView iv_logo; public TextView tv_name; public ViewHolder(View rootView) { this.rootView = rootView; this.catalog = (TextView) rootView.findViewById(R.id.catalog); this.iv_logo = (ImageView) rootView.findViewById(R.id.iv_logo); this.tv_name = (TextView) rootView.findViewById(R.id.tv_name); } } }
用到的工具類：
/** * Java漢字轉換為拼音 * */ public class CharacterParser { private static int[] pyvalue = new int[] {-20319, -20317, -20304, -20295, -20292, -20283, -20265, -20257, -20242, -20230, -20051, -20036, -20032, -20026, -20002, -19990, -19986, -19982, -19976, -19805, -19784, -19775, -19774, -19763, -19756, -19751, -19746, -19741, -19739, -19728, -19725, -19715, -19540, -19531, -19525, -19515, -19500, -19484, -19479, -19467, -19289, -19288, -19281, -19275, -19270, -19263, -19261, -19249, -19243, -19242, -19238, -19235, -19227, -19224, -19218, -19212, -19038, -19023, -19018, -19006, -19003, -18996, -18977, -18961, -18952, -18783, -18774, -18773, -18763, -18756, -18741, -18735, -18731, -18722, -18710, -18697, -18696, -18526, -18518, -18501, -18490, -18478, -18463, -18448, -18447, -18446, -18239, -18237, -18231, -18220, -18211, -18201, -18184, -18183, -18181, -18012, -17997, -17988, -17970, -17964, -17961, -17950, -17947, -17931, -17928, -17922, -17759, -17752, -17733, -17730, -17721, -17703, -17701, -17697, -17692, -17683, -17676, -17496, -17487, -17482, -17468, -17454, -17433, -17427, -17417, -17202, -17185, -16983, -16970, -16942, -16915, -16733, -16708, -16706, -16689, -16664, -16657, -16647, -16474, -16470, -16465, -16459, -16452, -16448, -16433, -16429, -16427, -16423, -16419, -16412, -16407, -16403, -16401, -16393, -16220, -16216, -16212, -16205, -16202, -16187, -16180, -16171, -16169, -16158, -16155, -15959, -15958, -15944, -15933, -15920, -15915, -15903, -15889, -15878, -15707, -15701, -15681, -15667, -15661, -15659, -15652, -15640, -15631, -15625, -15454, -15448, -15436, -15435, -15419, -15416, -15408, -15394, -15385, -15377, -15375, -15369, -15363, -15362, -15183, -15180, -15165, -15158, -15153, -15150, -15149, -15144, -15143, -15141, -15140, -15139, -15128, -15121, -15119, -15117, -15110, -15109, -14941, -14937, -14933, -14930, -14929, -14928, -14926, -14922, -14921, -14914, -14908, -14902, -14894, -14889, -14882, -14873, -14871, -14857, -14678, -14674, -14670, -14668, -14663, -14654, -14645, -14630, -14594, -14429, -14407, -14399, -14384, -14379, -14368, -14355, -14353, -14345, -14170, -14159, -14151, -14149, -14145, -14140, -14137, -14135, -14125, -14123, -14122, -14112, -14109, -14099, -14097, -14094, -14092, -14090, -14087, -14083, -13917, -13914, -13910, -13907, -13906, -13905, -13896, -13894, -13878, -13870, -13859, -13847, -13831, -13658, -13611, -13601, -13406, -13404, -13400, -13398, -13395, -13391, -13387, -13383, -13367, -13359, -13356, -13343, -13340, -13329, -13326, -13318, -13147, -13138, -13120, -13107, -13096, -13095, -13091, -13076, -13068, -13063, -13060, -12888, -12875, -12871, -12860, -12858, -12852, -12849, -12838, -12831, -12829, -12812, -12802, -12607, -12597, -12594, -12585, -12556, -12359, -12346, -12320, -12300, -12120, -12099, -12089, -12074, -12067, -12058, -12039, -11867, -11861, -11847, -11831, -11798, -11781, -11604, -11589, -11536, -11358, -11340, -11339, -11324, -11303, -11097, -11077, -11067, -11055, -11052, -11045, -11041, -11038, -11024, -11020, -11019, -11018, -11014, -10838, -10832, -10815, -10800, -10790, -10780, -10764, -10587, -10544, -10533, -10519, -10331, -10329, -10328, -10322, -10315, -10309, -10307, -10296, -10281, -10274, -10270, -10262, -10260, -10256, -10254}; public static String[] pystr = new String[] {"a", "ai", "an", "ang", "ao", "ba", "bai", "ban", "bang", "bao", "bei", "ben", "beng", "bi", "bian", "biao", "bie", "bin", "bing", "bo", "bu", "ca", "cai", "can", "cang", "cao", "ce", "ceng", "cha", "chai", "chan", "chang", "chao", "che", "chen", "cheng", "chi", "chong", "chou", "chu", "chuai", "chuan", "chuang", "chui", "chun", "chuo", "ci", "cong", "cou", "cu", "cuan", "cui", "cun", "cuo", "da", "dai", "dan", "dang", "dao", "de", "deng", "di", "dian", "diao", "die", "ding", "diu", "dong", "dou", "du", "duan", "dui", "dun", "duo", "e", "en", "er", "fa", "fan", "fang", "fei",