Android应用源码之4.TextView控件学习-IT计算机-毕业设计.zip

package com.szy.textview.activity; import android.app.Activity; import android.graphics.Color; import android.os.Bundle; import android.text.Spannable; import android.text.SpannableStringBuilder; import android.text.style.ForegroundColorSpan; import android.widget.TextView; public class MainActivity extends Activity { /** Called when the activity is first created. */ @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.main); // TextView tv=(TextView)findViewById(R.id.tv); // tv.setText(Html.fromHtml("欢迎大家收看<font color=blue>《Android开发从零开始》</font>系列课程。感谢大家的支持。")); // TextView tv=(TextView)findViewById(R.id.tv); // String str="欢迎大家收看《Android开发从零开始》系列课程。感谢大家的支持。"; // SpannableStringBuilder style=new SpannableStringBuilder(str); // style.setSpan(new ForegroundColorSpan(Color.RED), 0, 6, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE); // style.setSpan(new ForegroundColorSpan(Color.GREEN), 6, 21, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE); // style.setSpan(new ForegroundColorSpan(Color.BLUE), 21, 34, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE); // tv.setText(style); } }