android全域Toast

import android.annotation.SuppressLint;import android.content.Context;import android.view.View;import android.widget.Toast;public class ToastUtil {private static Toast toast;private static View view;private ToastUtil() {}@SuppressLint("ShowToast")private static void getToast(Context context) {if (toast == null) {toast = new Toast(context);}if (view == null) {view = Toast.makeText(context, "", Toast.LENGTH_SHORT).getView();}toast.setView(view);}public static void showShortToast(Context context, CharSequence msg) {showToast(context.getApplicationContext(), msg, Toast.LENGTH_SHORT);}public static void showShortToast(Context context, int resId) {showToast(context.getApplicationContext(), resId, Toast.LENGTH_SHORT);}public static void showLongToast(Context context, CharSequence msg) {showToast(context.getApplicationContext(), msg, Toast.LENGTH_LONG);}public static void showLongToast(Context context, int resId) {showToast(context.getApplicationContext(), resId, Toast.LENGTH_LONG);}private static void showToast(Context context, CharSequence msg,int duration) {try {getToast(context);toast.setText(msg);toast.setDuration(duration);toast.show();} catch (Exception e) {LogUtil.d(e.getMessage());}}private static void showToast(Context context, int resId, int duration) {try {if (resId == 0) {return;}getToast(context);toast.setText(resId);toast.setDuration(duration);toast.show();} catch (Exception e) {LogUtil.d(e.getMessage());}}}