package com.wpc.library.util; import android.app.Activity; import android.content.Context; import android.os.Handler; import android.widget.Toast; public class SingleToast { private static Toast mToast; private static Context mContext; private static Handler mHandler = new Handler(); private static Runnable r = new Runnable() { public void run() { if (mContext != null) mToast.cancel(); } }; public static void showToast(Context context, final String text) { mContext = context; mHandler.removeCallbacks(r); if (mToast != null) mToast.setText(text); else mToast = Toast.makeText(mContext, text, Toast.LENGTH_LONG); mHandler.postDelayed(r, 2000); mToast.show(); } public static void showToast(Activity mContext, int resId, int duration) { showToast(mContext, mContext.getResources().getString(resId)); } }