Android实现关键词批量搜索EditText

今天在项目中用到了用到了一种特殊的EditText，当用户在EditText中输入内容，点击搜索按钮的时候，输入的内容能够高亮，然后添加到输入的容器中。删除的时候，能够将容器中的关键词逐一删除。附上代码：

SearchEditText.java

package com.jackie.searchresultedittext;import android.content.Context;import android.graphics.Color;import android.util.AttributeSet;import android.view.Gravity;import android.view.KeyEvent;import android.view.LayoutInflater;import android.view.View;import android.view.inputmethod.EditorInfo;import android.widget.EditText;import android.widget.LinearLayout;import android.widget.RelativeLayout;import android.widget.TextView;/** * Created by Jackie on 2017/2/21. * 用于搜索的EditText */public class SearchEditText extends RelativeLayout {    PRivate Context mContext;    private LayoutInflater mInflater;    private View mView;    private LinearLayout mContainer;    private EditText mEditText = null;    public SearchEditText(Context context) {        this(context, null);    }    public SearchEditText(Context context, AttributeSet attrs) {        this(context, attrs, 0);    }    public SearchEditText(Context context, AttributeSet attrs, int defStyleAttr) {        super(context, attrs, defStyleAttr);        init(context);    }        private OnSearchChangeListener mSearchChangeListener;    public interface OnSearchChangeListener {        void searchChange(String s);        void removeView(int position);    }    public void setOnSearchChangeListener(OnSearchChangeListener searchChangeListener) {        mSearchChangeListener = searchChangeListener;    }    private void init(Context context) {        mContext = context;        mInflater = LayoutInflater.from(mContext);        mView = mInflater.inflate(R.layout.search_edittext_layout, null);        LayoutParams params = new LayoutParams(LayoutParams.MATCH_PARENT, LayoutParams.WRAP_CONTENT);        params.leftMargin = 15;        params.rightMargin = 15;        addView(mView, params);                mContainer = (LinearLayout) mView.findViewById(R.id.layout);        mEditText = (EditText) mView.findViewById(R.id.edittext);        mEditText.setOnKeyListener(new OnKeyListener() {            @Override            public boolean onKey(View v, int keyCode, KeyEvent event) {                if (keyCode == KeyEvent.KEYCODE_DEL) {                    if (isNotFastClick()) {                        if (mEditText.getText().toString().length() > 0) {                            String str = mEditText.getText().toString();                            str = str.substring(0, str.length() - 1);                            mEditText.setText(str);                            mEditText.setSelection(str.length());                        } else {                            if (mContainer.getChildCount() > 0) {                                if (mSearchChangeListener != null) {                                    mSearchChangeListener.removeView(mContainer.getChildCount() - 1);                                }                                mContainer.removeViewAt(mContainer.getChildCount() - 1);                            }                        }                    }                }                return true;            }        });        mEditText.setOnEditorActionListener(new TextView.OnEditorActionListener() {            @Override            public boolean onEditorAction(TextView v, int actionId, KeyEvent event) {                if (actionId == EditorInfo.IME_ACTION_SEARCH) {                    if (mEditText.getText().toString().trim().equals("")) {                        return true;                    }                    TextView textView = new TextView(mContext);                    textView.setText(mEditText.getText().toString().trim());                    textView.setTextSize(14);                    textView.setTextColor(Color.parseColor("#dfe0e0"));                    textView.setPadding(10, 0, 10, 0);                    textView.setBackgroundResource(R.drawable.shape_edittext_round_bg);                    textView.setGravity(Gravity.CENTER);                    LinearLayout.LayoutParams params = new LinearLayout.LayoutParams(LinearLayout.LayoutParams.WRAP_CONTENT, LinearLayout.LayoutParams.WRAP_CONTENT);                    params.leftMargin = 10;                    textView.setLayoutParams(params);                    if (mSearchChangeListener != null) {                        mSearchChangeListener.searchChange(mEditText.getText().toString().trim());                    }                    mEditText.setText("");                    mContainer.addView(textView);                }                return true;            }        });    }    public EditText getEditText() {        return mEditText;    }    public LinearLayout getContainer() {        return mContainer;    }    long lastClickTime = 0;    public boolean isNotFastClick() {        long time = System.currentTimeMillis();        if (time - lastClickTime >= 300) {            lastClickTime = time;            return true;        } else {            return false;        }    }}search_edittext_layout.xml
<?xml version="1.0" encoding="utf-8"?><HorizontalScrollView    xmlns:android="http://schemas.android.com/apk/res/android"    android:layout_width="match_parent"    android:layout_height="match_parent"    android:scrollbars="none"    android:fillViewport="true"    >    <LinearLayout        android:layout_width="match_parent"        android:layout_height="33dp"        android:orientation="horizontal">        <LinearLayout            android:id="@+id/layout"            android:layout_width="wrap_content"            android:layout_height="match_parent"            android:orientation="horizontal"            android:gravity="center_vertical"            android:layout_gravity="center_vertical" />        <EditText            android:gravity="center_vertical"            android:layout_gravity="center_vertical"            android:id="@+id/edittext"            android:layout_width="wrap_content"            android:layout_height="match_parent"            android:background="@null"            android:textSize="16dp"            android:textColor="#dfe0e0"            android:layout_weight="1"            android:minWidth="50dp"            android:imeOptions="actionSearch"            android:singleLine="true"            android:layout_marginLeft="10dp"/>    </LinearLayout></HorizontalScrollView>shape_edittext_round_bg.xml
<?xml version="1.0" encoding="utf-8"?><shape xmlns:android="http://schemas.android.com/apk/res/android"    android:shape="rectangle">    <solid android:color="#666666" />    <corners android:radius="10dp"/></shape>效果图如下：
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