private bool mediaStateSortModeCollectionViewFilter(object item)
{
MediaFileSortItem sortItem = (MediaFileSortItem)item;
switch (MediaFilter)
{
case MediaFilterMode.None:
return(MediaFileSortFunctions.isAllSortMode(sortItem.SortMode));
case MediaFilterMode.Video:
return(MediaFileSortFunctions.isVideoSortMode(sortItem.SortMode));
case MediaFilterMode.Images:
return(MediaFileSortFunctions.isImageSortMode(sortItem.SortMode));
case MediaFilterMode.Audio:
return(MediaFileSortFunctions.isAudioSortMode(sortItem.SortMode));
default:
break;
}
return(false);
}
public MediaFileStateCollectionView(MediaFileState mediaState = null) :
base(mediaState)
{
Filter = filterFunc;
InfoIconsCache = InfoIconsCacheStatic;
MediaFilter = MediaFilterMode.None;
SortFunc = MediaFileSortFunctions.getSortFunction(MediaFileSortMode.Name);
SortMode = MediaFileSortMode.Name;
FilterModes = new ListCollectionView(Enum.GetValues(typeof(MediaFilterMode)));
SortItemCollection <MediaFileSortItem, MediaFileSortMode> mediaFileSortItemCollection = new SortItemCollection <MediaFileSortItem, MediaFileSortMode>();
mediaFileSortItemCollection.ItemSortDirectionChanged += mediaFileSortItemCollection_ItemSortDirectionChanged;
foreach (MediaFileSortMode mode in Enum.GetValues(typeof(MediaFileSortMode)))
{
mediaFileSortItemCollection.Add(new MediaFileSortItem(mode));
}
SortModes = new ListCollectionView(mediaFileSortItemCollection);
SortModes.CurrentChanged += (s, e) =>
{
MediaFileSortItem sortItem = (MediaFileSortItem)SortModes.CurrentItem;
SortMode = sortItem.SortMode;
SortDirection = sortItem.SortDirection;
SortFunc = MediaFileSortFunctions.getSortFunction(SortMode);
refresh();
};
SortModes.Filter = mediaStateSortModeCollectionViewFilter;
FilterModes.CurrentChanged += (s, e) =>
{
MediaFilter = (MediaFilterMode)FilterModes.CurrentItem;
SortModes.Refresh();
bool isRefreshed = false;
switch (MediaFilter)
{
case MediaFilterMode.None:
if (!MediaFileSortFunctions.isAllSortMode(SortMode))
{
SortModes.MoveCurrentToFirst();
isRefreshed = true;
}
break;
case MediaFilterMode.Video:
if (!MediaFileSortFunctions.isVideoSortMode(SortMode))
{
SortModes.MoveCurrentToFirst();
isRefreshed = true;
}
break;
case MediaFilterMode.Images:
if (!MediaFileSortFunctions.isImageSortMode(SortMode))
{
SortModes.MoveCurrentToFirst();
isRefreshed = true;
}
break;
case MediaFilterMode.Audio:
if (!MediaFileSortFunctions.isAudioSortMode(SortMode))
{
SortModes.MoveCurrentToFirst();
isRefreshed = true;
}
break;
default:
break;
}
if (!isRefreshed)
{
refresh();
}
};
FilterModes.MoveCurrentTo(MediaFilterMode.None);
}