1）布局文件layout

[html]?view plaincopy

<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"?>??

??

????<Button??

????????android:id="@+id/button1"??

????????android:layout_width="wrap_content"??

????????android:layout_height="wrap_content"??

????????android:layout_alignParentLeft="true"??

????????android:layout_alignParentTop="true"??

????????android:layout_marginLeft="104dp"??

????????android:layout_marginTop="70dp"??

????????android:text="普通的Toast"?/>??

??

????<Button??

????????android:id="@+id/button2"??

????????android:layout_width="wrap_content"??

????????android:layout_height="wrap_content"??

????????android:layout_alignRight="@+id/button1"??

????????android:layout_below="@+id/button1"??

????????android:layout_marginTop="50dp"??

????????android:text="自定義的Toast"?/>??

??

</RelativeLayout>??

（2）需要彈出的Toast布局文件

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<?xml?version="1.0"?encoding="utf-8"?>??

<LinearLayout?xmlns:android="http://schemas.android.com/apk/res/android"??

????android:id="@+id/toast_layout_root"??

????android:layout_width="fill_parent"??

????android:layout_height="fill_parent"??

????android:background="#DAA"??

????android:orientation="horizontal"??

????android:padding="8dp"?>??

??

????<ImageView??

????????android:layout_width="wrap_content"??

????????android:layout_height="wrap_content"??

????????android:layout_marginRight="8dp"??

????????android:src="@drawable/in"?/>??

??

????<TextView??

????????android:id="@+id/text"??

????????android:layout_width="wrap_content"??

????????android:layout_height="wrap_content"??

????????android:layout_marginRight="8dp"?/>??

??

</LinearLayout>??

（3）類的文件

[java]?view plaincopy

package?com.lc.toastdialog;??

??

import?android.app.Activity;??

import?android.os.Bundle;??

import?android.view.Gravity;??

import?android.view.LayoutInflater;??

import?android.view.Menu;??

import?android.view.View;??

import?android.view.View.OnClickListener;??

import?android.widget.Button;??

import?android.widget.TextView;??

import?android.widget.Toast;??

??

public?class?MainActivity?extends?Activity?{??

??

????private?Button?button1;??

????private?Button?button2;??

??

????@Override??

????protected?void?onCreate(Bundle?savedInstanceState)?{??

????????super.onCreate(savedInstanceState);??

????????setContentView(R.layout.activity_main);??

????????button1?=?(Button)?this.findViewById(R.id.button1);??

????????button2?=?(Button)?this.findViewById(R.id.button2);??

????????/*?

?????????*?普通的Toast?

?????????*/??

????????button1.setOnClickListener(new?OnClickListener()?{??

??

????????????@Override??

????????????public?void?onClick(View?v)?{??

????????????????Toast.makeText(MainActivity.this,?"普通的Toast",??

????????????????????????Toast.LENGTH_SHORT).show();??

????????????}??

????????});??

????????/*?

?????????*?自定義的Toast?

?????????*/??

????????button2.setOnClickListener(new?OnClickListener()?{??

??

????????????@Override??

????????????public?void?onClick(View?v)?{??

????????????????//?找到toast這個layout??

????????????????View?layout?=?LayoutInflater.from(MainActivity.this).inflate(??

????????????????????????R.layout.toast,?null);??

????????????????//?對toast文件中的textView設置值??

????????????????TextView?textView?=?(TextView)?layout.findViewById(R.id.text);??

????????????????textView.setText("hello?world!");??

??

????????????????Toast?toast?=?new?Toast(MainActivity.this);??

????????????????toast.setGravity(Gravity.CENTER_VERTICAL,?0,?0);??

????????????????toast.setDuration(Toast.LENGTH_SHORT);??

????????????????toast.setView(layout);??

????????????????toast.show();??

????????????}??

????????});??

????}??

??

????@Override??

????public?boolean?onCreateOptionsMenu(Menu?menu)?{??

????????getMenuInflater().inflate(R.menu.main,?menu);??

????????return?true;??

????}??

??

}??

總結

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