private void LoadFileTypesIcons()
{
SmallIconImageList.Images.Add("folder", Properties.Resources.Folder_16x16);
LargeIconImageList.Images.Add("folder", Properties.Resources.Folder_32x32);
var commonExtensions = new string[] { ".xml", ".png", ".lxfml", ".unknown" };
foreach (var fileExtension in commonExtensions)
{
var smallIcon = FileTypeInfoHelper.GetFileTypeIconSmall($"text{fileExtension}");
var largeIcon = FileTypeInfoHelper.GetFileTypeIconLarge($"text{fileExtension}");
SmallIconImageList.Images.Add(fileExtension.ToUpper(), smallIcon.ToBitmap());
LargeIconImageList.Images.Add(fileExtension.ToUpper(), largeIcon.ToBitmap());
smallIcon.Dispose();
largeIcon.Dispose();
}
}
private void SetFileTypeIcon(LifFileInfo fileInfo)
{
if (SmallIconImageList.Images.ContainsKey(fileInfo.FileType))
{
fileInfo.ItemImageKey = fileInfo.FileType;
return;
}
if (UnknownFileExtensions.Contains(fileInfo.FileType))
{
fileInfo.ItemImageKey = ".UNKNOWN";
return;
}
var smallIcon = FileTypeInfoHelper.GetFileTypeIconSmall($"text{fileInfo.FileType}", out bool isKnownExt);
if (!isKnownExt)
{
UnknownFileExtensions.Add(fileInfo.FileType);
smallIcon.Dispose();
fileInfo.ItemImageKey = ".UNKNOWN";
return;
}
var largeIcon = FileTypeInfoHelper.GetFileTypeIconLarge($"text{fileInfo.FileType}");
SmallIconImageList.Images.Add(fileInfo.FileType, smallIcon.ToBitmap());
LargeIconImageList.Images.Add(fileInfo.FileType, largeIcon.ToBitmap());
smallIcon.Dispose();
largeIcon.Dispose();
FolderListView.SmallImageList = SmallIconImageList;
FolderListView.LargeImageList = LargeIconImageList;
fileInfo.ItemImageKey = fileInfo.FileType;
}