Java代码

1. package com.cm;
2. import java.util.ArrayList;
3. import android.R.color;
4. import android.app.Activity;
5. import android.content.Context;
6. import android.graphics.Color;
7. import android.os.Bundle;
8. import android.text.Html;
9. import android.text.Spannable;
10. import android.text.SpannableStringBuilder;
11. import android.text.method.LinkMovementMethod;
12. import android.text.style.ClickableSpan;
13. import android.text.style.URLSpan;
14. import android.view.View;
15. import android.widget.TextView;
16. import android.widget.Toast;
17. public class TextHtml extends Activity {
18. private TextView tv;
19. private static Context ctx;
20. @Override
21. public void onCreate(Bundle savedInstanceState) {
22. super.onCreate(savedInstanceState);
23. tv = new TextView(this);
24. ctx = this;
25. String htmlLinkText =  "我是超链接"+ "<a style=\"color:red;\" href='lianjie'>超链接点击事件</a>";
26. // 文字的样式（style）被覆盖，不能改变……
27. tv.setText(Html.fromHtml(htmlLinkText));
28. tv.setMovementMethod(LinkMovementMethod.getInstance());
29. CharSequence text = tv.getText();
30. if (text instanceof Spannable) {
31. int end = text.length();
32. Spannable sp = (Spannable) tv.getText();
33. URLSpan[] urls = sp.getSpans(0, end, URLSpan.class);
34. SpannableStringBuilder style = new SpannableStringBuilder(text);
35. style.clearSpans();// should clear old spans
36. //循环把链接发过去
37. for (URLSpan url : urls) {
38. MyURLSpan myURLSpan = new MyURLSpan(url.getURL());
39. style.setSpan(myURLSpan, sp.getSpanStart(url),
40. sp.getSpanEnd(url), Spannable.SPAN_EXCLUSIVE_INCLUSIVE);
41. }
42. tv.setText(style);
43. }
44. setContentView(tv);
45. }
46. private static class MyURLSpan extends ClickableSpan {
47. private String mUrl;
48. MyURLSpan(String url) {
49. mUrl = url;
50. }
51. @Override
52. public void onClick(View widget) {
53. if(mUrl .equal(lianjie)){
54. Toast.makeText(ctx, mUrl, Toast.LENGTH_LONG).show();
55. widget.setBackgroundColor(Color.parseColor("#00000000"));
56. }
57. }
58. }
59. }

package com.cm; import java.util.ArrayList; import android.R.color; import android.app.Activity; import android.content.Context; import android.graphics.Color; import android.os.Bundle; import android.text.Html; import android.text.Spannable; import android.text.SpannableStringBuilder; import android.text.method.LinkMovementMethod; import android.text.style.ClickableSpan; import android.text.style.URLSpan; import android.view.View; import android.widget.TextView; import android.widget.Toast; public class TextHtml extends Activity { private TextView tv; private static Context ctx; @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); tv = new TextView(this); ctx = this; String htmlLinkText = "我是超链接"+ "<a style=\"color:red;\" href='lianjie'>超链接点击事件</a>"; // 文字的样式（style）被覆盖，不能改变…… tv.setText(Html.fromHtml(htmlLinkText)); tv.setMovementMethod(LinkMovementMethod.getInstance()); CharSequence text = tv.getText(); if (text instanceof Spannable) { int end = text.length(); Spannable sp = (Spannable) tv.getText(); URLSpan[] urls = sp.getSpans(0, end, URLSpan.class); SpannableStringBuilder style = new SpannableStringBuilder(text); style.clearSpans();// should clear old spans //循环把链接发过去 for (URLSpan url : urls) { MyURLSpan myURLSpan = new MyURLSpan(url.getURL()); style.setSpan(myURLSpan, sp.getSpanStart(url), sp.getSpanEnd(url), Spannable.SPAN_EXCLUSIVE_INCLUSIVE); } tv.setText(style); } setContentView(tv); } private static class MyURLSpan extends ClickableSpan { private String mUrl; MyURLSpan(String url) { mUrl = url; } @Override public void onClick(View widget) { if(mUrl .equal(lianjie)){ Toast.makeText(ctx, mUrl, Toast.LENGTH_LONG).show(); widget.setBackgroundColor(Color.parseColor("#00000000")); } } } }