本文共 4347 字,大约阅读时间需要 14 分钟。
1.默认效果
代码
Toast.makeText(getApplicationContext(), "默认Toast样式",Toast.LENGTH_SHORT).show();
2.自定义显示位置效果
代码
toast = Toast.makeText(getApplicationContext(), "自定义位置Toast", Toast.LENGTH_LONG);toast.setGravity(Gravity.CENTER, 0, 0);toast.show();
3.带图片效果
代码
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.icon);toastView.addView(imageCodeProject, 0);toast.show();
4.完全自定义效果
代码
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.icon); 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();
5.其他线程
代码
new Thread(new Runnable() { public void run() { showToast(); } }).start();完整代码
1.Main,java
package com.wjq.toast;import android.app.Activity;import android.os.Bundle;import android.os.Handler;import android.view.Gravity;import android.view.LayoutInflater;import android.view.View;import android.view.ViewGroup;import android.view.View.OnClickListener;import android.widget.ImageView;import android.widget.LinearLayout;import android.widget.TextView;import android.widget.Toast;public class Main extends Activity implements OnClickListener { Handler handler = new Handler(); @Override public 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() { @Override public void run() { Toast.makeText(getApplicationContext(), "我来自其他线程!", Toast.LENGTH_SHORT).show(); } }); } @Override public 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.icon); 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.icon); 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; } }}2.main,xml
3.custom.xml
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