public static Toast makeText(Context context, CharSequence text, @Duration int duration) {
Toast result = new Toast(context);

LayoutInflater inflate = (LayoutInflater)
context.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
View v = inflate.inflate(com.android.internal.R.layout.transient_notification, null);
TextView tv = (TextView)v.findViewById(com.android.internal.R.id.message);
tv.setText(text);

result.mNextView = v;
result.mDuration = duration;

return result;
}

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:orientation="vertical"
android:background="?android:attr/toastFrameBackground">

<TextView
android:id="@android:id/message"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_weight="1"
android:layout_gravity="center_horizontal"
android:textAppearance="@style/TextAppearance.Toast"
android:textColor="@color/bright_foreground_dark"
android:shadowColor="#BB000000"
android:shadowRadius="2.75"
/>

</LinearLayout>

import android.content.Context;
import android.view.View;
import android.widget.LinearLayout;
import android.widget.TextView;
import android.widget.Toast;

/**
 * Created by 赵晨璞 on 2016/8/11.
 */
public class ToastUtil {

private Toast toast;
private LinearLayout toastView;

/**
 * 修改原布局的Toast
 */
public ToastUtil() {

}

/**
 * 完全自定义布局Toast
 * @param context
 * @param view
 */
public ToastUtil(Context context, View view,int duration){
  toast=new Toast(context);
  toast.setView(view);
  toast.setDuration(duration);
}

/**
 * 向Toast中添加自定义view
 * @param view
 * @param postion
 * @return
 */
public ToastUtil addView(View view,int postion) {
  toastView = (LinearLayout) toast.getView();
  toastView.addView(view, postion);

  return this;
}

/**
 * 设置Toast字体及背景颜色
 * @param messageColor
 * @param backgroundColor
 * @return
 */
public ToastUtil setToastColor(int messageColor, int backgroundColor) {
  View view = toast.getView();
  if(view!=null){
    TextView message=((TextView) view.findViewById(android.R.id.message));
    message.setBackgroundColor(backgroundColor);
    message.setTextColor(messageColor);
  }
  return this;
}

/**
 * 设置Toast字体及背景
 * @param messageColor
 * @param background
 * @return
 */
public ToastUtil setToastBackground(int messageColor, int background) {
  View view = toast.getView();
  if(view!=null){
    TextView message=((TextView) view.findViewById(android.R.id.message));
    message.setBackgroundResource(background);
    message.setTextColor(messageColor);
  }
  return this;
}

/**
 * 短时间显示Toast
 */
public ToastUtil Short(Context context, CharSequence message){
  if(toast==null||(toastView!=null&&toastView.getChildCount()>1)){
    toast= Toast.makeText(context, message, Toast.LENGTH_SHORT);
    toastView=null;
  }else{
    toast.setText(message);
    toast.setDuration(Toast.LENGTH_SHORT);
  }
  return this;
}

/**
 * 短时间显示Toast
 */
public ToastUtil Short(Context context, int message) {
  if(toast==null||(toastView!=null&&toastView.getChildCount()>1)){
    toast= Toast.makeText(context, message, Toast.LENGTH_SHORT);
    toastView=null;
  }else{
    toast.setText(message);
    toast.setDuration(Toast.LENGTH_SHORT);
  }
 return this;
}

/**
 * 长时间显示Toast
 */
public ToastUtil Long(Context context, CharSequence message){
  if(toast==null||(toastView!=null&&toastView.getChildCount()>1)){
    toast= Toast.makeText(context, message, Toast.LENGTH_LONG);
    toastView=null;
  }else{
    toast.setText(message);
    toast.setDuration(Toast.LENGTH_LONG);
  }
  return this;
}

/**
 * 长时间显示Toast
 *
 * @param context
 * @param message
 */
public ToastUtil Long(Context context, int message) {
  if(toast==null||(toastView!=null&&toastView.getChildCount()>1)){
    toast= Toast.makeText(context, message, Toast.LENGTH_LONG);
    toastView=null;
  }else{
    toast.setText(message);
    toast.setDuration(Toast.LENGTH_LONG);
  }
  return this;
}

/**
 * 自定义显示Toast时间
 *
 * @param context
 * @param message
 * @param duration
 */
public ToastUtil Indefinite(Context context, CharSequence message, int duration) {
  if(toast==null||(toastView!=null&&toastView.getChildCount()>1)){
    toast= Toast.makeText(context, message,duration);
    toastView=null;
  }else{
    toast.setText(message);
    toast.setDuration(duration);
  }
   return this;
}

/**
 * 自定义显示Toast时间
 *
 * @param context
 * @param message
 * @param duration
 */
public ToastUtil Indefinite(Context context, int message, int duration) {
  if(toast==null||(toastView!=null&&toastView.getChildCount()>1)){
    toast= Toast.makeText(context, message,duration);
    toastView=null;
  }else{
    toast.setText(message);
    toast.setDuration(duration);
  }
  return this;
}

/**
 * 显示Toast
 * @return
 */
public ToastUtil show (){
  toast.show();

  return this;
}

/**
 * 获取Toast
 * @return
 */
public Toast getToast(){
  return toast;
}
}

ToastUtil toastUtil=new ToastUtil();
toastUtil.Short(MainActivity.this,"自定义message字体、背景色").setToastColor(Color.WHITE, getResources().getColor(R.color.colorAccent)).show();

<?xml version="1.0" encoding="utf-8"?>
<shape
xmlns:android="http://schemas.android.com/apk/res/android"
android:shape="rectangle">
<!-- 填充的颜色 -->
<solid android:color="#ffc107" />

<!-- android:radius 弧形的半径 -->
<corners android:radius="20dip" />

</shape>

toastUtil.Short(MainActivity.this,"自定义message字体颜色和背景").setToastBackground(Color.WHITE,R.drawable.toast_radius).show();

 ImageView toastImage = new ImageView(getApplicationContext());
 toastImage.setImageResource(R.mipmap.ic_launcher);
 toastUtil.Short(MainActivity.this,"向Toast添加了一个ImageView").setToastBackground(Color.WHITE,R.drawable.toast_radius).addView(toastImage,0).show();

 View view = LayoutInflater.from(MainActivity.this).inflate(R.layout.image,null);
 new ToastUtil(MainActivity.this,view,Toast.LENGTH_SHORT).show();