<LinearLayout 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:orientation="vertical"    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="com.example.customfont.MainActivity" >    <LinearLayout        android:id="@+id/ll_root"        android:layout_width="match_parent"        android:layout_height="wrap_content"        android:orientation="vertical" >        <TextView            android:layout_width="wrap_content"            android:layout_height="wrap_content"            android:text="Hello!注意我的字体哟！"            android:textAppearance="?android:attr/textAppearanceLarge" />        <EditText            android:id="@+id/editText1"            android:layout_width="wrap_content"            android:layout_height="wrap_content"            android:ems="10"            android:text="看我自定义字体" />        <Button            android:id="@+id/button1"            android:layout_width="wrap_content"            android:layout_height="wrap_content"            android:text="改变字体按钮" />    </LinearLayout>    <LinearLayout        android:layout_width="match_parent"        android:layout_height="wrap_content"        android:orientation="vertical" >        <TextView            android:id="@+id/TextView01"            android:layout_width="wrap_content"            android:layout_height="wrap_content"            android:text="我是原生的字体"            android:textAppearance="?android:attr/textAppearanceLarge" />        <TextView            android:id="@+id/textView1"            android:layout_width="wrap_content"            android:layout_height="wrap_content"            android:text="我是原生的字体改样式"            android:textAppearance="?android:attr/textAppearanceLarge" />        <Button            android:id="@+id/button2"            android:layout_width="wrap_content"            android:layout_height="wrap_content"            android:text="原生按钮" />    </LinearLayout></LinearLayout>

package com.example.customfont;import android.support.v7.app.ActionBarActivity;import android.graphics.Paint;import android.graphics.Typeface;import android.os.Bundle;import android.view.Menu;import android.view.MenuItem;import android.view.View;import android.view.ViewGroup;import android.widget.Button;import android.widget.EditText;import android.widget.TextView;public class MainActivity extends ActionBarActivity {    TextView textView1;    @Override    protected void onCreate(Bundle savedInstanceState) {        super.onCreate(savedInstanceState);        setContentView(R.layout.activity_main);        textView1=(TextView)findViewById(R.id.textView1);        textView1.getPaint().setFakeBoldText(true); //true为粗体，false为非粗体        textView1.getPaint().setTextSkewX(-0.5f); //float类型参数，负数表示右斜，正数左斜        textView1.getPaint().setUnderlineText(true); //true为下划线，false为非下划线        textView1.getPaint().setStrikeThruText(true); //true为删除线，false为非删除线                //从Assets获取字体文件        Typeface mFont = Typeface.createFromAsset(getAssets(),                "STXINGKA.TTF");        //设置字体控件        ViewGroup root = (ViewGroup) findViewById(R.id.ll_root);        setFont(root, mFont);    }    /**     * 设置ViewGroup中的指定的控件字体为指定字体。     * @param group      * @param font     */    public void setFont(ViewGroup group, Typeface font) {        int count = group.getChildCount();        View v;        for (int i = 0; i < count; i++) {            v = group.getChildAt(i);            //判断View的类型，只设置指定类型的字体。            if (v instanceof TextView || v instanceof EditText                    || v instanceof Button) {                ((TextView) v).getPaint().setTypeface(font);            }            //如果是ViewGroup，迭代。            else if (v instanceof ViewGroup)                setFont((ViewGroup) v, font);        }    }}