老罗安卓教程 在TextView文本中跳转到Activity

</pre><pre name="code" class="java">package com.example.StidentUI2;



import com.example.studentui2.R;
import android.app.Activity;
import android.content.Intent;
import android.os.Bundle;
import android.text.SpannableString;
import android.text.Spanned;
import android.text.SpannedString;
import android.text.method.LinkMovementMethod;
import android.text.style.ClickableSpan;
import android.view.View;
import android.widget.TextView;

public class MainActivity  extends Activity{
	
	
	@Override
	public void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		setContentView(R.layout.activity_main);
		TextView textView1 =(TextView)this.findViewById(R.id.textView1);
		TextView textView2 =(TextView)this.findViewById(R.id.textView2);
		
		String tex1="显示activity1";
		String tex2="显示activity2";
		SpannableString spannableString=new SpannableString(tex1);
		SpannableString spannableString2=new SpannableString(tex2);
		
		spannableString.setSpan(new ClickableSpan() {
			
			@Override
			public void onClick(View arg0) {
				// TODO Auto-generated method stub
				Intent intent=new Intent( MainActivity.this,Activity21.class);
				startActivity(intent);
				
			}
		}, 0, tex1.length()-1, Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);
		
		
		
		spannableString2.setSpan(new ClickableSpan() {
			
			@Override
			public void onClick(View arg0) {
				// TODO Auto-generated method stub
				Intent intent2=new Intent( MainActivity.this,Activity22.class);
				startActivity(intent2);
				
			}
		}, 0, tex2.length()-1, Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);
		
		textView1.setText(spannableString);
		textView2.setText(spannableString2);
		textView1.setMovementMethod(LinkMovementMethod.getInstance());
		textView2.setMovementMethod(LinkMovementMethod.getInstance());
		
	}

}