public void refreshCategoryInfo() {
// clear
for (FileCategory fc : sCategories) {
setCategoryInfo(fc, 0, 0);
}
// query database
String volumeName = "external";
Uri uri = Audio.Media.getContentUri(volumeName);
refreshMediaCategory(FileCategory.Music, uri);
uri = Video.Media.getContentUri(volumeName);
refreshMediaCategory(FileCategory.Video, uri);
uri = Images.Media.getContentUri(volumeName);
refreshMediaCategory(FileCategory.Picture, uri);
uri = Files.getContentUri(volumeName);
refreshMediaCategory(FileCategory.Theme, uri);
refreshMediaCategory(FileCategory.Doc, uri);
refreshMediaCategory(FileCategory.Zip, uri);
refreshMediaCategory(FileCategory.Apk, uri);
}
private Uri getContentUriByCategory(FileCategory cat) {
Uri uri;
String volumeName = "external";
switch (cat) {
case Theme:
case Doc:
case Zip:
case Apk:
uri = Files.getContentUri(volumeName);
break;
case Music:
uri = Audio.Media.getContentUri(volumeName);
break;
case Video:
uri = Video.Media.getContentUri(volumeName);
break;
case Picture:
uri = Images.Media.getContentUri(volumeName);
break;
default:
uri = null;
}
return uri;
}