Main.java Source code

Introduction

Here is the source code for Main.java

Source

//package com.java2s;

import android.content.ContentResolver;
import android.content.ContentUris;

import android.content.Context;
import android.database.Cursor;

import android.net.Uri;
import android.provider.MediaStore;

public class Main {
    public static void DeleteImageFromGalleryBase(final Context context, String fileName) {

        // Set up the projection (we only need the ID)
        String[] projection = { MediaStore.Images.Media._ID };

        // Match on the file path
        String selection = MediaStore.Images.Media.DATA + " = ?";
        String[] selectionArgs = new String[] { fileName };

        // Query for the ID of the media matching the file path
        Uri queryUri = MediaStore.Images.Media.EXTERNAL_CONTENT_URI;
        ContentResolver contentResolver = context.getContentResolver();
        Cursor c = contentResolver.query(queryUri, projection, selection, selectionArgs, null);
        if (c.moveToFirst()) {
            // We found the ID. Deleting the item via the content provider will also remove the file
            long id = c.getLong(c.getColumnIndexOrThrow(MediaStore.Images.Media._ID));
            Uri deleteUri = ContentUris.withAppendedId(MediaStore.Images.Media.EXTERNAL_CONTENT_URI, id);
            contentResolver.delete(deleteUri, null, null);
        } else {
            // File not found in media store DB
        }
        c.close();
    }
}