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@beilly beilly/ToastUtil.java
Last active Apr 25, 2016

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Android Toast 工具类,可关闭支持线程中和延时效果。
package com.benli.app.utils;
import android.content.Context;
import android.os.Handler;
import android.view.View;
import android.widget.Toast;
/**
* @ClassName: ToastUtil
* @Description: TODO(...)
* @author shibenli
* @date 2016-3-29 下午10:26:25
* @Version 1.0
*/
final class ToastUtil {
private static Handler ToastHandler = null;
public static Toast initToast(Context context) {
if (ToastHandler == null) {
currentToast = Toast.makeText(context.getApplicationContext(), "", Toast.LENGTH_SHORT);
ToastHandler = new Handler(){
public void handleMessage(android.os.Message msg) {
currentToast.show();
}
};
}
return currentToast;
}
public static void showToast(Context context, CharSequence msg, int duration) {
showToast(context, msg, duration, 0);
}
/**
* 发送延时Toast
* @param context
* @param msg
* @param duration
* @param delay
*/
public static void showToast(Context context, CharSequence msg, int duration, long delay) {
if (currentToast == null && context != null) {
currentToast = makeText(context, msg, duration);
} else {
currentToast.setText(msg);
}
delay = 0 > delay ? 0 : (delay > 1000 ? 100 : delay);
ToastHandler.sendEmptyMessageDelayed(0, delay);
}
public static void showToast(Context context, CharSequence msg) {
try {
if (context != null) {
showToast(context, msg, 1000);
}
} catch (Exception e) {
e.printStackTrace();
}
}
public static void showToast(Context context, int id) {
try {
if (context != null) {
showToast(context, context.getResources().getString(id), 1000);
}
} catch (Exception e) {
e.printStackTrace();
}
}
private static Toast currentToast;
private static View toastView;
/**
* 使用同1个toast,避免多toast重复问题
*
* @param context
* @param text
* @param duration
* @return
*/
public static Toast makeText(Context context, CharSequence text, int duration) {
if (currentToast == null && context != null) {
currentToast = initToast(context);
}
toastView = currentToast.getView();
if (toastView != null) {
currentToast.setView(toastView);
currentToast.setText(text);
currentToast.setDuration(duration);
}
return currentToast;
}
public static void cancelAll() {
if (currentToast!=null) {
try {
currentToast.cancel();
} catch (Exception e) {
}
}
}
}
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