Java tutorial
//package com.java2s; import android.content.Context; import android.content.Intent; import android.net.Uri; import java.io.File; public class Main { public static void showPicture(Context mContext, String imagePath) { File file = new File(imagePath); if (file != null && file.isFile() == true) { Intent intent = new Intent(); intent.setAction(Intent.ACTION_VIEW); intent.setDataAndType(Uri.fromFile(file), "image/*"); mContext.startActivity(intent); } } }