本文实例讲述了android开发实现textview显示丰富的文本的方法。分享给大家供大家参考，具体如下：
如图，显示html的元素控件，点击连接实现上网，发email，拨号
实现源码如下：
mainactivity.java
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package com.example.textview2;import android.os.bundle;import android.app.activity;import android.text.html;import android.text.method.linkmovementmethod;import android.view.menu;import android.widget.textview;public class mainactivity extends activity { private textview textview1, textview2; @override protected void oncreate(bundle savedinstancestate) { super.oncreate(savedinstancestate); setcontentview(r.layout.activity_main); textview1 = (textview) this.findviewbyid(r.id.textview1); textview2 = (textview) this.findviewbyid(r.id.textview2); // 添加一段html的标志 string html = "<font color='red'></font><br><br><br>"; html += "<font color='#0000ff'><big><i></i></big></font><p>"; html += "<big><a href='http://www.baidu.com'>百度</a></big><br>"; charsequence charsequence = html.fromhtml(html); textview1.settext(charsequence); textview1.setmovementmethod(linkmovementmethod.getinstance());// 点击的时候产生超链接 string text = "我的url：http://www.sina.com\n"; text += "我的email：abcd@126.com\n"; text += "我的电话：+ 86 010-89487389"; textview2.settext(text); textview2.setmovementmethod(linkmovementmethod.getinstance()); } @override public boolean oncreateoptionsmenu(menu menu) { // inflate the menu; this adds items to the action bar if it is present. getmenuinflater().inflate(r.menu.main, menu); return true; }} |
strings.xml
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<?xml version="1.0" encoding="utf-8"?><resources> <string name="action_settings">settings</string> <string name="hello_world">hello world!</string> <string name="app_name">如何显示html的元素控件</string> <color name="green">#00ff00</color> <string name="link_text"><a href="tel:13693207964">打电话</a></string></resources> |
activity_main.xml
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<relativelayout xmlns:android="http://schemas.android.com/apk/res/android" xmlns:tools="http://schemas.android.com/tools" android:layout_width="match_parent" android:layout_height="match_parent" android:paddingbottom="@dimen/activity_vertical_margin" android:paddingleft="@dimen/activity_horizontal_margin" android:paddingright="@dimen/activity_horizontal_margin" android:paddingtop="@dimen/activity_vertical_margin" tools:context=".mainactivity" > <textview android:layout_width="fill_parent" android:layout_height="wrap_content" android:id="@+id/textview1" android:padding="20sp" /> <textview android:id="@+id/textview2" android:layout_width="fill_parent" android:layout_height="wrap_content" android:autolink="all" android:padding="20sp" android:text="@string/link_text" android:textsize="20sp" /></relativelayout> |
希望本文所述对大家android程序设计有所帮助。
