Android TextView添加超链接的方法示例
本文实例讲述了AndroidTextView添加超链接的方法。分享给大家供大家参考，具体如下：
publicclassLinkextendsActivity{
@Override
protectedvoidonCreate(BundlesavedInstanceState){
super.onCreate(savedInstanceState);
setContentView(R.layout.link);
//text1showstheandroid:autoLinkproperty,which
//automaticallylinkifiesthingslikeURLsandphonenumbers
//foundinthetext.Nojavacodeisneededtomakethis
//work.
//text2haslinksspecifiedbyputting<a>tagsinthestring
//resource.Bydefaulttheselinkswillappearbutnot
//respondtouserinput.Tomakethemactive,youneedto
//callsetMovementMethod()ontheTextViewobject.
TextViewt2=(TextView)findViewById(R.id.text2);
t2.setMovementMethod(LinkMovementMethod.getInstance());
//text3showscreatingtextwithlinksfromHTMLintheJava
//code,ratherthanfromastringresource.Notethatfora
//fixedstring,usinga(localizable)resourceasshownabove
//isusuallyabetterwaytogo;thisexampleisintendedto
//illustratehowyoumightdisplaytextthatcamefroma
//dynamicsource(eg,thenetwork).
TextViewt3=(TextView)findViewById(R.id.text3);
t3.setText(
Html.fromHtml(
"<b>text3:</b>Textwitha"+
"<ahref=\"http://www.google.com\">link</a>"+
"createdintheJavasourcecodeusingHTML."));
t3.setMovementMethod(LinkMovementMethod.getInstance());
//text4illustratesconstructingastyledstringcontaininga
//linkwithoutusingHTMLatall.Again,forafixedstring
//youshouldprobablybeusingastringresource,nota
//hardcodedvalue.
SpannableStringss=newSpannableString(
"text4:Clickheretodialthephone.");
ss.setSpan(newStyleSpan(Typeface.BOLD),0,6,
Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);
ss.setSpan(newURLSpan("tel:4155551212"),13,17,
Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);
TextViewt4=(TextView)findViewById(R.id.text4);
t4.setText(ss);
t4.setMovementMethod(LinkMovementMethod.getInstance());
}
}
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希望本文所述对大家Android程序设计有所帮助。