import android.support.v7.app.AppCompatActivity;

import android.os.Bundle;

import android.view.View;

import android.widget.Button;

import android.widget.EditText;

import android.widget.TextView;

public class MainActivity extends AppCompatActivity {

//三个控件

    private TextView textView;

    private EditText editText;

    private Button button;

    @Override

    protected void onCreate(Bundle savedInstanceState) {

        super.onCreate(savedInstanceState);

        setContentView(R.layout.activity_main);

//获取控件ID

        textView = (TextView) findViewById(R.id.content);

        button = (Button) findViewById(R.id.btn);

        editText = (EditText) findViewById(R.id.et);

//监听Button点击(主要)

        button.setOnClickListener(new View.OnClickListener() {

            @Override

            public void onClick(View v) {

                String a = editText.getText().toString();

//逐字分割，返回content数组

                String[] content = a.split("");

//首先放上花藤的一半

                textView.setText("ζั͡ ");

//然后循环输出分割后的每个字并且加上花藤的小叶子

                for (int i = 0;i < content.length;i++){

                    if(textView.getText().equals("ζั͡")){

                        textView.setText("ัั͡" + content[i]);

                    }else {

                        textView.setText(textView.getText() + "ัั͡" + content[i]);

                    }

                }

//添加完毕后最后添加上小花即可

                textView.setText(textView.getText() + "✾ ั ");

            }

        });

    }

}