具体代码如下:
main.xml:
<?xml version="1.0" encoding="utf-8"?><LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"android:layout_width="fill_parent"android:layout_height="fill_parent"android:gravity="center"android:orientation="vertical"android:padding="5dip" ><Buttonandroid:id="@+id/btnSimpleToast"android:layout_width="fill_parent"android:layout_height="wrap_content"android:text="默认" ></Button><Buttonandroid:id="@+id/btnSimpleToastWithCustomPosition"android:layout_width="fill_parent"android:layout_height="wrap_content"android:text="自定义显示位置" ></Button><Buttonandroid:id="@+id/btnSimpleToastWithImage"android:layout_width="fill_parent"android:layout_height="wrap_content"android:text="带图片" ></Button><Buttonandroid:id="@+id/btnCustomToast"android:layout_width="fill_parent"android:layout_height="wrap_content"android:text="完全自定义" ></Button><Buttonandroid:id="@+id/btnRunToastFromOtherThread"android:layout_width="fill_parent"android:layout_height="wrap_content"android:text="其他线程" ></Button></LinearLayout>custom.xml:
<?xml version="1.0" encoding="utf-8"?><LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"android:id="@+id/llToast"android:layout_width="wrap_content"android:layout_height="wrap_content"android:background="#ffffffff"android:orientation="vertical" ><TextViewandroid:id="@+id/tvTitleToast"android:layout_width="fill_parent"android:layout_height="wrap_content"android:layout_margin="1dip"android:background="#bb000000"android:gravity="center"android:textColor="#ffffffff" /><LinearLayoutandroid:id="@+id/llToastContent"android:layout_width="wrap_content"android:layout_height="wrap_content"android:layout_marginBottom="1dip"android:layout_marginLeft="1dip"android:layout_marginRight="1dip"android:background="#44000000"android:orientation="vertical"android:padding="15dip" ><ImageViewandroid:id="@+id/tvImageToast"android:layout_width="wrap_content"android:layout_height="wrap_content"android:layout_gravity="center" /><TextViewandroid:id="@+id/tvTextToast"android:layout_width="wrap_content"android:layout_height="wrap_content"android:gravity="center"android:paddingLeft="10dip"android:paddingRight="10dip"android:textColor="#ff000000" /></LinearLayout></LinearLayout>
package com.example.test;import android.app.Activity;import android.app.ActionBar;import android.app.Fragment;import android.content.Intent;import android.os.Bundle;import android.os.Handler;import android.view.Gravity;import android.view.LayoutInflater;import android.view.Menu;import android.view.MenuItem;import android.view.View;import android.view.View.OnClickListener;import android.view.ViewGroup;import android.widget.Button;import android.widget.EditText;import android.widget.ImageView;import android.widget.LinearLayout;import android.widget.TextView;import android.widget.Toast;import android.os.Build;public class MainActivity extends Activity implements OnClickListener {Handler handler = new Handler();@Overridepublic void onCreate(Bundle savedInstanceState) {super.onCreate(savedInstanceState);setContentView(R.layout.main);findViewById(R.id.btnSimpleToast).setOnClickListener(this);findViewById(R.id.btnSimpleToastWithCustomPosition).setOnClickListener(this);findViewById(R.id.btnSimpleToastWithImage).setOnClickListener(this);findViewById(R.id.btnCustomToast).setOnClickListener(this);findViewById(R.id.btnRunToastFromOtherThread).setOnClickListener(this);}public void showToast() {handler.post(new Runnable() {@Overridepublic void run() {Toast.makeText(getApplicationContext(), "我来自其他线程!",Toast.LENGTH_SHORT).show();}});}@Overridepublic void onClick(View v) {Toast toast = null;switch (v.getId()) {case R.id.btnSimpleToast:Toast.makeText(getApplicationContext(), "默认Toast样式",Toast.LENGTH_SHORT).show();break;case R.id.btnSimpleToastWithCustomPosition:toast = Toast.makeText(getApplicationContext(), "自定义位置Toast",Toast.LENGTH_LONG);toast.setGravity(Gravity.CENTER, 0, 0);toast.show();break;case R.id.btnSimpleToastWithImage:toast = Toast.makeText(getApplicationContext(), "带图片的Toast",Toast.LENGTH_LONG);toast.setGravity(Gravity.CENTER, 0, 0);LinearLayout toastView = (LinearLayout) toast.getView();ImageView imageCodeProject = new ImageView(getApplicationContext());imageCodeProject.setImageResource(R.drawable.ic_launcher);toastView.addView(imageCodeProject, 0);toast.show();break;case R.id.btnCustomToast:LayoutInflater inflater = getLayoutInflater();View layout = inflater.inflate(R.layout.custom,(ViewGroup) findViewById(R.id.llToast));ImageView image = (ImageView) layout.findViewById(R.id.tvImageToast);image.setImageResource(R.drawable.ic_launcher);TextView title = (TextView) layout.findViewById(R.id.tvTitleToast);title.setText("Attention");TextView text = (TextView) layout.findViewById(R.id.tvTextToast);text.setText("完全自定义Toast");toast = new Toast(getApplicationContext());toast.setGravity(Gravity.RIGHT | Gravity.TOP, 12, 40);toast.setDuration(Toast.LENGTH_LONG);toast.setView(layout);toast.show();break;case R.id.btnRunToastFromOtherThread:new Thread(new Runnable() {public void run() {showToast();}}).start();break;}}}运行即可。