6.17 5

自定义软键盘

package com.zhen.accountbook.utils;

import android.inputmethodservice.Keyboard;
import android.inputmethodservice.KeyboardView;
import android.text.Editable;
import android.text.InputType;
import android.view.View;
import android.widget.EditText;
import com.zhen.accountbook.R;

public class KeyBoardUtils {
    private final Keyboard k1;
    private KeyboardView keyboardView;
    private EditText editText;

    public interface OnEnsureListener {
        public void onEnsure();
    }

    OnEnsureListener onEnsureListener;

    public void setOnEnsureListener(OnEnsureListener onEnsureListener) {
        this.onEnsureListener = onEnsureListener;
    }

    public KeyBoardUtils(KeyboardView keyboardView, EditText editText) {
        this.keyboardView = keyboardView;
        this.editText = editText;
        this.editText.setInputType(InputType.TYPE_NULL);//取消弹出系统键盘
        k1 = new Keyboard(this.editText.getContext(), R.xml.key);
        this.keyboardView.setKeyboard(k1);//设置要显示键盘的样式
        this.keyboardView.setEnabled(true);
        this.keyboardView.setPreviewEnabled(false);
        this.keyboardView.setOnKeyboardActionListener(listener);//设置键盘按钮被点击的监听
    }

    KeyboardView.OnKeyboardActionListener listener = new KeyboardView.OnKeyboardActionListener() {
        @Override
        public void onPress(int i) {

        }

        @Override
        public void onRelease(int i) {

        }

        @Override
        public void onKey(int i, int[] ints) {
            Editable editable = editText.getText();
            int start = editText.getSelectionStart();
            switch (i) {
                case Keyboard.KEYCODE_DELETE:
                    if (editable != null && editable.length() > 0) {
                        if (start > 0) {
                            editable.delete(start - 1, start);
                        }
                    }
                    break;//点击了删除键
                case Keyboard.KEYCODE_CANCEL:
                    editable.clear();
                    break;//点击了清零
                case Keyboard.KEYCODE_DONE:
                    onEnsureListener.onEnsure();//通过接口回调的方法，当点击确定时，可以调用这个方法
                    break;//点击了完成
                default://其他的数字直接插入
                    editable.insert(start, Character.toString((char) i));
                    break;
            }
        }

        @Override
        public void onText(CharSequence charSequence) {

        }

        @Override
        public void swipeLeft() {

        }

        @Override
        public void swipeRight() {

        }

        @Override
        public void swipeDown() {

        }

        @Override
        public void swipeUp() {

        }
    };

    //显示键盘的方法
    public void showKeyBoard() {
        int visibility = keyboardView.getVisibility();
        if (visibility == View.INVISIBLE || visibility == View.GONE) {
            keyboardView.setVisibility(View.VISIBLE);
        }
    }

    //隐藏键盘的方法
    public void hideKeyBoard() {
        int visibility = keyboardView.getVisibility();
        if (visibility == View.INVISIBLE || visibility == View.VISIBLE) {
            keyboardView.setVisibility(View.GONE);
        }
    }
}

<?xml version="1.0" encoding="utf-8"?>
<Keyboard xmlns:android="http://schemas.android.com/apk/res/android"
android:keyHeight="50dp"
android:keyWidth="25%p"
android:horizontalGap="1px"
android:verticalGap="1px">
<Row>
    <Key android:codes="49" android:keyLabel="1" />
    <Key android:codes="50" android:keyLabel="2" />
    <Key android:codes="51" android:keyLabel="3" />
    <Key android:codes="-5" android:keyLabel="删除" />
</Row>
    <Row>
        <Key android:codes="52" android:keyLabel="4" />
        <Key android:codes="53" android:keyLabel="5" />
        <Key android:codes="54" android:keyLabel="6" />
        <Key android:codes="-4" keyHeight="150dp"
             android:keyLabel="确定" />"
    </Row>
    <Row>
        <Key android:codes="55" android:keyLabel="7" />
        <Key android:codes="56" android:keyLabel="8" />
        <Key android:codes="57" android:keyLabel="9" />
    </Row>
    <Row>
        <Key android:codes="-3" android:keyLabel="清零" />
        <Key android:codes="48" android:keyLabel="0" />
        <Key android:codes="46" android:keyLabel="." />
    </Row>
</Keyboard>