static void InsertSample(GalleryItemCollection items, int count)
{
for (int i = 0; i < count; i++)
{
items.Add(new GalleryItem(null, null, string.Concat("DX Sample ", ++Index),
string.Concat("The Drag&Drop gallery items example."), -1, -1, null,
string.Empty, true, false));
}
}
/// <summary>
/// 根据条件获取集合
/// </summary>
/// <returns></returns>
public Dictionary <string, GalleryItemCollection> Search(List <string> collection, List <string> categories, List <string> size, string fileName = "")
{
Dictionary <string, GalleryItemCollection> dict = new Dictionary <string, GalleryItemCollection>();
GalleryItemCollection list = new GalleryItemCollection();
foreach (var key in ImageCollection.Keys)
{
//使用正则表达式获取图标文件名中的集合、类别、大小等信息
string reg = @"(?<collection>\S*?)/(?<category>\S*?)/(?<name>\S*)";
var collectionItem = CRegex.GetText(key, reg, "collection");
var categoryItem = CRegex.GetText(key, reg, "category");
string sizeReg = @"_(?<size>\S*)\.";
var sizeItem = CRegex.GetText(key, sizeReg, "size");
//如果是查询处理，把记录放到查询结果里面
if (!string.IsNullOrEmpty(fileName))
{
if (key.Contains(fileName))
{
list.Add(ImageCollection[key]);
}
dict["查询结果"] = list;
}
else
{
//如果是集合和列表中包含的，把它们按类别添加到字典里面
if (collection.Contains(collectionItem) &&
categories.Contains(categoryItem) &&
size.Contains(sizeItem))
{
if (!dict.ContainsKey(categoryItem))
{
GalleryItemCollection cateList = new GalleryItemCollection();
cateList.Add(ImageCollection[key]);
dict[categoryItem] = cateList;
}
else
{
GalleryItemCollection cateList = dict[categoryItem];
cateList.Add(ImageCollection[key]);
}
}
}
}
return(dict);
}