这个是iOS的效果图，差异不大，楼主主攻OC，见谅

需要用到的xml文件

需要用到的类

number_or_letters.xml

  1. <?xml version="1.0" encoding="UTF-8"?>
  2. <Keyboard android:keyWidth="10%p" android:keyHeight="8%"
  3.           android:horizontalGap="0.0px" android:verticalGap="0.0px"
  4.           xmlns:android="http://schemas.android.com/apk/res/android">
  5.     <Row android:verticalGap="1%p">
  6.         <Key android:codes="49" android:keyLabel="1"
  7.              android:horizontalGap="1%p" android:keyWidth="8%p"
  8.              android:keyEdgeFlags="left"  />
  9.         <Key android:codes="50" android:keyLabel="2"
  10.              android:horizontalGap="2%p" android:keyWidth="8%p" />
  11.         <Key android:codes="51" android:keyLabel="3"
  12.              android:horizontalGap="2%p" android:keyWidth="8%p" />
  13.         <Key android:codes="52" android:keyLabel="4"
  14.              android:horizontalGap="2%p" android:keyWidth="8%p" />
  15.         <Key android:codes="53" android:keyLabel="5"
  16.              android:horizontalGap="2%p" android:keyWidth="8%p" />
  17.         <Key android:codes="54" android:keyLabel="6"
  18.              android:horizontalGap="2%p" android:keyWidth="8%p" />
  19.         <Key android:codes="55" android:keyLabel="7"
  20.              android:horizontalGap="2%p" android:keyWidth="8%p" />
  21.         <Key android:codes="56" android:keyLabel="8"
  22.              android:horizontalGap="2%p" android:keyWidth="8%p" />
  23.         <Key android:codes="57" android:keyLabel="9"
  24.              android:horizontalGap="2%p" android:keyWidth="8%p" />
  25.         <Key android:codes="48" android:keyLabel="0"
  26.              android:horizontalGap="2%p" android:keyWidth="8%p"
  27.              android:keyEdgeFlags="right"/>
  28.     </Row>
  29.  
  30.     <Row android:verticalGap="1%p">
  31.         <Key android:codes="81" android:keyLabel="Q"
  32.              android:horizontalGap="1%p" android:keyWidth="8%p"
  33.              android:keyEdgeFlags="left" />
  34.         <Key android:codes="87" android:keyLabel="W"
  35.              android:horizontalGap="2%p" android:keyWidth="8%p" />
  36.         <Key android:codes="69" android:keyLabel="E"
  37.              android:horizontalGap="2%p" android:keyWidth="8%p" />
  38.         <Key android:codes="82" android:keyLabel="R"
  39.              android:horizontalGap="2%p" android:keyWidth="8%p" />
  40.         <Key android:codes="84" android:keyLabel="T"
  41.              android:horizontalGap="2%p" android:keyWidth="8%p" />
  42.         <Key android:codes="89" android:keyLabel="Y"
  43.              android:horizontalGap="2%p" android:keyWidth="8%p" />
  44.         <Key android:codes="85" android:keyLabel="U"
  45.              android:horizontalGap="2%p" android:keyWidth="8%p" />
  46.         <Key android:codes="73" android:keyLabel="I"
  47.              android:horizontalGap="2%p" android:keyWidth="8%p" />
  48.         <Key android:codes="79" android:keyLabel="O"
  49.              android:horizontalGap="2%p" android:keyWidth="8%p" />
  50.         <Key android:codes="80" android:keyLabel="P"
  51.              android:horizontalGap="2%p" android:keyWidth="8%p"
  52.              android:keyEdgeFlags="right" />
  53.     </Row>
  54.  
  55.     <Row android:verticalGap="1%p">
  56.         <Key android:codes="65" android:keyLabel="A"
  57.              android:horizontalGap="6%p" android:keyWidth="8%p"
  58.              android:keyEdgeFlags="left"/>
  59.         <Key android:codes="83" android:keyLabel="S"
  60.              android:horizontalGap="2%p" android:keyWidth="8%p" />
  61.         <Key android:codes="68" android:keyLabel="D"
  62.              android:horizontalGap="2%p" android:keyWidth="8%p" />
  63.         <Key android:codes="70"  android:keyLabel="F"
  64.              android:horizontalGap="2%p" android:keyWidth="8%p" />
  65.         <Key android:codes="71" android:keyLabel="G"
  66.              android:horizontalGap="2%p" android:keyWidth="8%p" />
  67.         <Key android:codes="72"  android:keyLabel="H"
  68.              android:horizontalGap="2%p" android:keyWidth="8%p" />
  69.         <Key android:codes="74" android:keyLabel="J"
  70.              android:horizontalGap="2%p" android:keyWidth="8%p" />
  71.         <Key android:codes="75" android:keyLabel="K"
  72.              android:horizontalGap="2%p" android:keyWidth="8%p" />
  73.         <Key android:codes="76"  android:keyLabel="L"
  74.              android:horizontalGap="2%p" android:keyWidth="8%p"
  75.              android:keyEdgeFlags="right" />
  76.     </Row>
  77.  
  78.     <Row >
  79.         <Key android:codes="-1"
  80.              android:keyEdgeFlags="left" android:keyLabel="省份"
  81.              android:horizontalGap="1%p" android:keyWidth="13%p"
  82.              android:isModifier="true" android:isSticky="true"  />
  83.         <Key android:codes="90" android:keyLabel="Z"
  84.              android:horizontalGap="2%p" android:keyWidth="8%p"/>
  85.         <Key android:codes="88" android:keyLabel="X"
  86.              android:horizontalGap="2%p" android:keyWidth="8%p" />
  87.         <Key android:codes="67" android:keyLabel="C"
  88.              android:horizontalGap="2%p" android:keyWidth="8%p" />
  89.         <Key android:codes="86" android:keyLabel="V"
  90.              android:horizontalGap="2%p" android:keyWidth="8%p" />
  91.         <Key android:codes="66" android:keyLabel="B"
  92.              android:horizontalGap="2%p" android:keyWidth="8%p" />
  93.         <Key android:codes="78" android:keyLabel="N"
  94.              android:horizontalGap="2%p" android:keyWidth="8%p"/>
  95.         <Key android:codes="77" android:keyLabel="M"
  96.              android:horizontalGap="2%p" android:keyWidth="8%p"/>
  97.         <Key  android:codes="-3"
  98.               android:keyEdgeFlags="right" android:keyLabel="删除"
  99.               android:horizontalGap="2%p" android:keyWidth="13%p"
  100.               android:isRepeatable="false" />
  101.     </Row>
  102.  
  103. </Keyboard>
 

province_abbreviation.xml

 
  1. <?xml version="1.0" encoding="UTF-8"?>
  2. <Keyboard
  3.     android:keyWidth="10%p" android:keyHeight="8%p"
  4.     android:horizontalGap="0.0px" android:verticalGap="0.0px"
  5.     xmlns:android="http://schemas.android.com/apk/res/android">
  6.  
  7.     <Row android:verticalGap="1%p">
  8.         <Key android:codes="20140" android:keyLabel="京"
  9.              android:horizontalGap="1%p" android:keyWidth="8%p"
  10.              android:keyEdgeFlags="left"  />
  11.         <Key android:codes="27941" android:keyLabel="津"
  12.              android:horizontalGap="2%p" android:keyWidth="8%p" />
  13.         <Key android:codes="20864" android:keyLabel="冀"
  14.              android:horizontalGap="2%p" android:keyWidth="8%p" />
  15.         <Key android:codes="40065" android:keyLabel="鲁"
  16.              android:horizontalGap="2%p" android:keyWidth="8%p" />
  17.         <Key android:codes="26187" android:keyLabel="晋"
  18.              android:horizontalGap="2%p" android:keyWidth="8%p" />
  19.         <Key android:codes="33945" android:keyLabel="蒙"
  20.              android:horizontalGap="2%p" android:keyWidth="8%p" />
  21.         <Key android:codes="36797" android:keyLabel="辽"
  22.              android:horizontalGap="2%p" android:keyWidth="8%p" />
  23.         <Key android:codes="21513" android:keyLabel="吉"
  24.              android:horizontalGap="2%p" android:keyWidth="8%p" />
  25.         <Key android:codes="40657" android:keyLabel="黑"
  26.              android:horizontalGap="2%p" android:keyWidth="8%p" />
  27.         <Key android:codes="27818" android:keyLabel="沪"
  28.              android:horizontalGap="2%p" android:keyWidth="8%p"
  29.              android:keyEdgeFlags="right"/>
  30.     </Row>
  31.  
  32.     <Row android:verticalGap="1%p">
  33.         <Key android:codes="33487" android:keyLabel="苏"
  34.              android:horizontalGap="1%p" android:keyWidth="8%p"
  35.              android:keyEdgeFlags="left" />
  36.         <Key android:codes="27993" android:keyLabel="浙"
  37.              android:horizontalGap="2%p" android:keyWidth="8%p" />
  38.         <Key android:codes="30358" android:keyLabel="皖"
  39.              android:horizontalGap="2%p" android:keyWidth="8%p" />
  40.         <Key android:codes="38397" android:keyLabel="闽"
  41.              android:horizontalGap="2%p" android:keyWidth="8%p" />
  42.         <Key android:codes="36195" android:keyLabel="赣"
  43.              android:horizontalGap="2%p" android:keyWidth="8%p" />
  44.         <Key android:codes="35947" android:keyLabel="豫"
  45.              android:horizontalGap="2%p" android:keyWidth="8%p" />
  46.         <Key android:codes="37122" android:keyLabel="鄂"
  47.              android:horizontalGap="2%p" android:keyWidth="8%p" />
  48.         <Key android:codes="28248" android:keyLabel="湘"
  49.              android:horizontalGap="2%p" android:keyWidth="8%p" />
  50.         <Key android:codes="31908" android:keyLabel="粤"
  51.              android:horizontalGap="2%p" android:keyWidth="8%p" />
  52.         <Key android:codes="26690" android:keyLabel="桂"
  53.              android:horizontalGap="2%p" android:keyWidth="8%p"
  54.              android:keyEdgeFlags="right" />
  55.     </Row>
  56.  
  57.     <Row android:verticalGap="1%p">
  58.         <Key android:codes="28189" android:keyLabel="渝"
  59.              android:horizontalGap="11%p" android:keyWidth="8%p"
  60.              android:keyEdgeFlags="left"/>
  61.         <Key android:codes="24029" android:keyLabel="川"
  62.              android:horizontalGap="2%p" android:keyWidth="8%p" />
  63.         <Key android:codes="36149" android:keyLabel="贵"
  64.              android:horizontalGap="2%p" android:keyWidth="8%p" />
  65.         <Key android:codes="20113"  android:keyLabel="云"
  66.              android:horizontalGap="2%p" android:keyWidth="8%p" />
  67.         <Key android:codes="34255" android:keyLabel="藏"
  68.              android:horizontalGap="2%p" android:keyWidth="8%p" />
  69.         <Key android:codes="38485"  android:keyLabel="陕"
  70.              android:horizontalGap="2%p" android:keyWidth="8%p" />
  71.         <Key android:codes="29976" android:keyLabel="甘"
  72.              android:horizontalGap="2%p" android:keyWidth="8%p" />
  73.         <Key android:codes="38738"  android:keyLabel="青"
  74.              android:horizontalGap="2%p" android:keyWidth="8%p"
  75.              android:keyEdgeFlags="right" />
  76.     </Row>
  77.  
  78.     <Row >
  79.         <Key android:codes="-1"
  80.              android:keyEdgeFlags="left" android:keyLabel="ABC"
  81.              android:horizontalGap="4%p" android:keyWidth="15%p"
  82.              android:isModifier="true" android:isSticky="true"  />
  83.         <Key android:codes="29756" android:keyLabel="琼"
  84.              android:horizontalGap="2%p" android:keyWidth="8%p"/>
  85.         <Key android:codes="26032" android:keyLabel="新"
  86.              android:horizontalGap="2%p" android:keyWidth="8%p" />
  87.         <Key android:codes="23425" android:keyLabel="宁"
  88.              android:horizontalGap="2%p" android:keyWidth="8%p" />
  89.         <Key android:codes="28207" android:keyLabel="港"
  90.              android:horizontalGap="2%p" android:keyWidth="8%p" />
  91.         <Key android:codes="28595" android:keyLabel="澳"
  92.              android:horizontalGap="2%p" android:keyWidth="8%p" />
  93.         <Key android:codes="21488" android:keyLabel="台"
  94.              android:horizontalGap="2%p" android:keyWidth="8%p"/>
  95.         <Key  android:codes="-3"
  96.               android:keyEdgeFlags="right" android:keyLabel="删除"
  97.               android:horizontalGap="2%p" android:keyWidth="15%p"
  98.               android:isRepeatable="false" />
  99.     </Row>
  100.  
  101. </Keyboard>
  1. KeyboardUtil.java
  1. public class KeyboardUtil {
  2.     private Activity mActivity;
  3.     private KeyboardView mKeyboardView;
  4.     private EditText mEdit;
  5.     /**
  6.      * 省份简称键盘
  7.      */
  8.     private Keyboard provinceKeyboard;
  9.     /**
  10.      * 数字与大写字母键盘
  11.      */
  12.     private Keyboard numberKeyboard;
  13.  
  14.     public KeyboardUtil(Activity activity, EditText edit) {
  15.         mActivity = activity;
  16.         mEdit = edit;
  17.         provinceKeyboard = new Keyboard(activity, R.xml.province_abbreviation);
  18.         numberKeyboard = new Keyboard(activity, R.xml.number_or_letters);
  19.         mKeyboardView = (KeyboardView) activity.findViewById(R.id.keyboard_view);
  20.         mKeyboardView.setKeyboard(provinceKeyboard);
  21.         mKeyboardView.setEnabled(true);
  22.         mKeyboardView.setPreviewEnabled(false);
  23.         mKeyboardView.setOnKeyboardActionListener(listener);
  24.     }
  25.  
  26.     private KeyboardView.OnKeyboardActionListener listener = new KeyboardView.OnKeyboardActionListener() {
  27.         @Override
  28.         public void swipeUp() {
  29.         }
  30.  
  31.         @Override
  32.         public void swipeRight() {
  33.         }
  34.  
  35.         @Override
  36.         public void swipeLeft() {
  37.         }
  38.  
  39.         @Override
  40.         public void swipeDown() {
  41.         }
  42.  
  43.         @Override
  44.         public void onText(CharSequence text) {
  45.  
  46.         }
  47.  
  48.         @Override
  49.         public void onRelease(int primaryCode) {
  50.         }
  51.  
  52.         @Override
  53.         public void onPress(int primaryCode) {
  54.         }
  55.  
  56.         @Override
  57.         public void onKey(int primaryCode, int[] keyCodes) {
  58.             Editable editable = mEdit.getText();
  59.             int start = mEdit.getSelectionStart();
  60.             //判定是否是中文的正则表达式 [\\u4e00-\\u9fa5]判断一个中文 [\\u4e00-\\u9fa5]+多个中文
  61.             String reg = "[\\u4e00-\\u9fa5]";
  62.             if (primaryCode == -1) {// 省份简称与数字键盘切换
  63.                 if (mEdit.getText().toString().matches(reg)) {
  64.                     changeKeyboard(true);
  65.                 }
  66.             } else if (primaryCode == -3) {
  67.                 if (editable != null && editable.length() > 0) {
  68.                     //没有输入内容时软键盘重置为省份简称软键盘
  69.                     if (editable.length() == 1) {
  70.                         changeKeyboard(false);
  71.                     }
  72.                     if (start > 0) {
  73.                         editable.delete(start - 1, start);
  74.                     }
  75.                 }
  76.             } else {
  77.                 editable.insert(start, Character.toString((char) primaryCode));
  78.                 // 判断第一个字符是否是中文,是，则自动切换到数字软键盘
  79.                 if (mEdit.getText().toString().matches(reg)) {
  80.                     changeKeyboard(true);
  81.                 }
  82.             }
  83.         }
  84.     };
  85.  
  86.     /**
  87.      * 指定切换软键盘 isNumber false表示要切换为省份简称软键盘 true表示要切换为数字软键盘
  88.      */
  89.     private void changeKeyboard(boolean isNumber) {
  90.         if (isNumber) {
  91.             mKeyboardView.setKeyboard(numberKeyboard);
  92.         } else {
  93.             mKeyboardView.setKeyboard(provinceKeyboard);
  94.         }
  95.     }
  96.  
  97.     /**
  98.      * 软键盘展示状态
  99.      */
  100.     public boolean isShow() {
  101.         if(mKeyboardView == null){
  102.             return false;
  103.         }
  104.         return mKeyboardView.getVisibility() == View.VISIBLE;
  105.     }
  106.  
  107.     /**
  108.      * 软键盘展示
  109.      */
  110.     public void showKeyboard() {
  111.         int visibility = mKeyboardView.getVisibility();
  112.         if (visibility == View.GONE || visibility == View.INVISIBLE) {
  113.             mKeyboardView.setVisibility(View.VISIBLE);
  114.         }
  115.     }
  116.  
  117.     /**
  118.      * 软键盘隐藏
  119.      */
  120.     public void hideKeyboard() {
  121.         int visibility = mKeyboardView.getVisibility();
  122.         if (visibility == View.VISIBLE) {
  123.             mKeyboardView.setVisibility(View.INVISIBLE);
  124.         }
  125.     }
  126.  
  127.     /**
  128.      * 禁掉系统软键盘
  129.      */
  130.     public void hideSoftInputMethod() {
  131.         mActivity.getWindow().setSoftInputMode(WindowManager.LayoutParams.SOFT_INPUT_STATE_ALWAYS_HIDDEN);
  132.         int currentVersion = android.os.Build.VERSION.SDK_INT;
  133.         String methodName = null;
  134.         if (currentVersion >= 16) {
  135.             // 4.2
  136.             methodName = "setShowSoftInputOnFocus";
  137.         } else if (currentVersion >= 14) {
  138.             // 4.0
  139.             methodName = "setSoftInputShownOnFocus";
  140.         }
  141.         if (methodName == null) {
  142.             mEdit.setInputType(InputType.TYPE_NULL);
  143.         } else {
  144.             Class<EditText> cls = EditText.class;
  145.             Method setShowSoftInputOnFocus;
  146.             try {
  147.                 setShowSoftInputOnFocus = cls.getMethod(methodName, boolean.class);
  148.                 setShowSoftInputOnFocus.setAccessible(true);
  149.                 setShowSoftInputOnFocus.invoke(mEdit, false);
  150.             } catch (NoSuchMethodException e) {
  151.                 mEdit.setInputType(InputType.TYPE_NULL);
  152.                 e.printStackTrace();
  153.             } catch (IllegalAccessException e) {
  154.                 e.printStackTrace();
  155.             } catch (IllegalArgumentException e) {
  156.                 e.printStackTrace();
  157.             } catch (InvocationTargetException e) {
  158.                 e.printStackTrace();
  159.             }
  160.         }
  161.     }
  162.  
  163. }

使用：

  1.     <android.inputmethodservice.KeyboardView
  2.         android:id="@+id/keyboard_view"
  3.         android:layout_width="match_parent"
  4.         android:layout_height="wrap_content"
  5.         android:layout_alignParentBottom="true"
  6.         android:background="#DCDCDC"
  7.         android:focusable="true"
  8.         android:focusableInTouchMode="true"
  9.         android:keyBackground="@drawable/radius5"
  10.         android:keyTextColor="#000"
  11.         android:keyTextSize="18sp"
  12.         android:paddingBottom="8dp"
  13.         android:paddingTop="8dp"
  14.         android:shadowColor="#FFFFFF"
  15.         android:shadowRadius="0.0"
  16.         android:visibility="gone"/>
  1.  licese = (EditText) findViewById(R.id.licese);
  2.         licese.setOnTouchListener(new View.OnTouchListener() {
  3.             @Override
  4.             public boolean onTouch(View view, MotionEvent event) {
  5.                 if (keyboardUtil == null) {
  6.                     keyboardUtil = new KeyboardUtil(JumpScanActivity.this, licese);
  7.                     keyboardUtil.hideSoftInputMethod();
  8.                     keyboardUtil.showKeyboard();
  9.                 } else {
  10.                     keyboardUtil.showKeyboard();
  11.                 }
  12.                 return false;
  13.             }
  14.         });

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