具有拖曳功能的Gallery

packageseker.mygallery; importjava.util.ArrayList; importjava.util.Collections; importjava.util.HashMap; importjava.util.List; importjava.util.Map; importseker.mygallery.R; importseker.mygallery.view.GalleryAdapter; importseker.mygallery.view.MyAdapterView; importseker.mygallery.view.MyG