private static void RenderWrapper <VM>(HtmlHelper <VM> htmlHelper, string partialPrefix, ITreeViewNodeContainer wrapper, StringBuilder sbInit)
{
sbInit.Append(htmlHelper.GenericInput(InputType.Hidden, BasicHtmlHelper.AddField(partialPrefix, "$.Closed"),
wrapper.Closed).ToString());
sbInit.Append(htmlHelper.GenericInput(InputType.Hidden, BasicHtmlHelper.AddField(partialPrefix, "$.FatherOriginalId"),
wrapper.FatherOriginalId).ToString());
sbInit.Append(htmlHelper.GenericInput(InputType.Hidden, BasicHtmlHelper.AddField(partialPrefix, "$.OriginalId"),
wrapper.OriginalId).ToString());
sbInit.Append(htmlHelper.GenericInput(InputType.Hidden, BasicHtmlHelper.AddField(partialPrefix, "$.PositionAsSon"),
wrapper.PositionAsSon).ToString());
sbInit.Append(htmlHelper.GenericInput(InputType.Hidden, BasicHtmlHelper.AddField(partialPrefix, "$.SonCollectionName"),
wrapper.SonCollectionName).ToString());
sbInit.Append(htmlHelper.GenericInput(InputType.Hidden, BasicHtmlHelper.AddField(partialPrefix, "$.SonNumber"),
wrapper.SonNumber).ToString());
}
private static int TreeViewRec <VM, T> (
StringBuilder sb,
StringBuilder sbInit,
bool editMode,
HtmlHelper <VM> htmlHelper,
RenderInfo <IEnumerable <T> > renderInfo,
Func <int, string> collectionName,
ExternalContainerType itemContainer,
string rootClass,
object[] itemTemplates,
Func <object, int, int> itemTemplateSelector,
Func <int, string> itemClassSelector,
Func <object, int, TreeViewItemStatus> itemStatus,
float opacity,
bool canMove,
int level,
int totalCount,
string fatherName,
string root_id)
{
string basicId = BasicHtmlHelper.IdFromName(fatherName);
sbInit.Append(renderInfo.PartialRendering);
IDictionary <string, object> htmlAttributesContainer = new Dictionary <string, object>();
string externalOpenTag = null;
string externalCloseTag = null;
string handleClass = basicId + "_handle";
htmlAttributesContainer["id"] = basicId + "_ItemsContainer";
if (level == 0)
{
htmlAttributesContainer["class"] = rootClass + " mvcct-items-container";
rootClass = null;
}
else
{
if (rootClass != null)
{
htmlAttributesContainer["class"] = rootClass + "_ mvcct-items-container";
}
}
BasicHtmlHelper.GetContainerTags(ExternalContainerType.ul, htmlAttributesContainer, out externalOpenTag, out externalCloseTag);
sb.Append(externalOpenTag);
IEnumerable list = renderInfo.Model as IEnumerable;
if (list == null)
{
list = new List <T>();
}
string javasctiptOpacity = string.Empty;
int sonIndex = -1;;
foreach (object o in list)
{
if (o == null)
{
continue;
}
totalCount++;
sonIndex++;
int templateIndex = itemTemplateSelector(o, level);
object initialTemplate = itemTemplates[templateIndex];
string initCollection = collectionName(templateIndex);
TreeViewItemStatus status = itemStatus(o, level);
if (initCollection == null)
{
status = TreeViewItemStatus.Hide;
}
ITreeViewNodeContainer wrapper = null;
IUpdateModel uWrapper = null;
bool closed = isClosed(status, o, htmlHelper);
Type type = TemplateInvoker <string> .ExtractModelType(initialTemplate);
if (editMode)
{
wrapper =
typeof(TreeViewUpdater <string>).GetGenericTypeDefinition()
.MakeGenericType(new Type[] { type })
.GetConstructor(new Type[0])
.Invoke(new object[0]) as ITreeViewNodeContainer;
uWrapper = wrapper as IUpdateModel;
uWrapper.ImportFromModel(o, null, null, new object[] { closed });
}
else
{
wrapper = new TreeViewUpdater <T>(false);
uWrapper = wrapper as IUpdateModel;
}
string prefix = renderInfo.Prefix;
string partialPrefix = renderInfo.PartialPrefix;
if (editMode)
{
sbInit.Append(
BasicHtmlHelper.RenderUpdateInfoI(htmlHelper, uWrapper, ref partialPrefix, new string[0]));
}
else
{
BasicHtmlHelper.RenderUpdateInfoI(htmlHelper, uWrapper, ref partialPrefix, new string[0], noOutput: true);
}
prefix = htmlHelper.ViewData.TemplateInfo.GetFullHtmlFieldName(partialPrefix);
if (level == 0)
{
wrapper.FatherOriginalId = null;
}
else
{
wrapper.FatherOriginalId = fatherName;
}
wrapper.OriginalId = prefix;
wrapper.PositionAsSon = sonIndex;
wrapper.SonNumber = 0;
wrapper.SonCollectionName = null;
string itemOpenTag = null;
string itemCloseTag = null;
string innerItemOpenTag = null;
string innerItemCloseTag = null;
htmlAttributesContainer["id"] = BasicHtmlHelper.IdFromName(BasicHtmlHelper.AddField(prefix, "Container"));
htmlAttributesContainer["class"] = closed ? "closed" : "open";
BasicHtmlHelper.GetContainerTags(ExternalContainerType.li, htmlAttributesContainer, out itemOpenTag, out itemCloseTag);
htmlAttributesContainer["id"] = BasicHtmlHelper.IdFromName(BasicHtmlHelper.AddField(prefix, "$.Item_SubContainer"));
htmlAttributesContainer["class"] = handleClass;
BasicHtmlHelper.GetContainerTags(itemContainer, htmlAttributesContainer, out innerItemOpenTag, out innerItemCloseTag);
bool hasCollection = true;
string name = initCollection;
PropertyInfo property = null;
if (name == null)
{
hasCollection = false;
}
else
{
property = o.GetType().GetProperty(name);
hasCollection = typeof(IEnumerable).IsAssignableFrom(property.PropertyType);
}
sb.Append(itemOpenTag);
if (canMove && hasCollection)
{
sb.Append(string.Format("<input type='checkbox' class ='level-select_{0} level-select' />", root_id));
}
sb.Append(innerItemOpenTag);
sb.Append(
(typeof(TemplateInvoker <string>)
.GetGenericTypeDefinition()
.MakeGenericType(new Type[] { type })
.GetConstructor(new Type[] { typeof(object) })
.Invoke(new object[] { initialTemplate }) as ITemplateInvoker)
.Invoke(htmlHelper, o, BasicHtmlHelper.AddField(prefix, "$.Item")));
sb.Append(innerItemCloseTag);
if (hasCollection)
{
string currItemClass = itemClassSelector == null ?
null :
itemClassSelector(templateIndex);
if (currItemClass != null)
{
currItemClass = currItemClass.Trim() + "_" + BasicHtmlHelper.IdFromName(renderInfo.Prefix);
}
ICollection innerItem = property.GetValue(o, new object[0]) as ICollection;
Type listType = property.PropertyType.GetGenericArguments()[0];
Type allListType = typeof(IEnumerable <string>).GetGenericTypeDefinition().MakeGenericType(listType);
if (innerItem == null)
{
innerItem = allListType.GetConstructor(new Type[0]).Invoke(new object[0]) as ICollection;
}
wrapper.SonNumber = innerItem.Count;
wrapper.SonCollectionName = initCollection;
if (editMode)
{
RenderWrapper <VM>(htmlHelper, partialPrefix, wrapper, sbInit);
}
totalCount = (int)typeof(TreeViewHelpers).GetMethod("TreeViewRec", BindingFlags.Static | BindingFlags.NonPublic).
MakeGenericMethod(new Type[] { typeof(VM), listType })
.Invoke(null, new object[]
{ sb,
sbInit,
editMode,
htmlHelper,
typeof(RenderInfo <string>).GetGenericTypeDefinition().MakeGenericType(allListType)
.GetConstructor(new Type[] { typeof(string), typeof(string), typeof(string), allListType })
.Invoke
(new object[] {
renderInfo.Prefix,
renderInfo.PartialPrefix,
string.Empty,
innerItem
}),
collectionName,
itemContainer,
currItemClass,
itemTemplates,
itemTemplateSelector,
itemClassSelector,
itemStatus,
opacity,
canMove,
level + 1,
totalCount,
prefix,
root_id });
}
else
{
if (editMode)
{
RenderWrapper <VM>(htmlHelper, partialPrefix, wrapper, sbInit);
}
}
sb.Append(itemCloseTag);
}
if (canMove)
{
if (opacity > 1f)
{
opacity = 1f;
}
else if (opacity < 0.01f)
{
opacity = 0.01f;
}
if (opacity < 1f)
{
javasctiptOpacity = string.Format(" opacity: {0}, ", opacity.ToString(CultureInfo.InvariantCulture));
}
string javascriptRootClass = string.Empty;
if (rootClass != null)
{
javascriptRootClass = string.Format(" connectWith: '.{0}', ", rootClass);
}
if (level > 0)
{
sbInit.Append(string.Format(startScriptFormat,
basicId,
javasctiptOpacity,
javascriptRootClass,
root_id));
}
}
else
{
if (level > 0)
{
sbInit.Append(string.Format(startScriptNoMoveFormat,
basicId,
root_id));
}
}
sb.Append(externalCloseTag);
return(totalCount);
}
private static void TreeViewTop <VM, T>(
StringBuilder sb,
bool editMode,
HtmlHelper <VM> htmlHelper,
RenderInfo <IEnumerable <T> > renderInfo,
Func <int, string> collectionName,
ExternalContainerType itemContainer,
string rootClass,
object[] itemTemplates,
Func <object, int, int> itemTemplateSelector,
Func <int, string> itemClassSelector,
Func <object, int, TreeViewItemStatus> itemStatus,
float opacity,
bool canMove,
bool canAdd,
TreeViewOptions treeViewOptions)
{
if (rootClass == null)
{
rootClass = defaultRootClass;
}
RenderInfo <TreeViewDisplay <T> > branchesRenderInfo = htmlHelper.InvokeTransform(renderInfo, new TreeViewDisplay <T>());
if (editMode)
{
sb.Append(branchesRenderInfo.PartialRendering);
}
renderInfo.Prefix = BasicHtmlHelper.AddField(branchesRenderInfo.Prefix, "flattened");
renderInfo.PartialPrefix = BasicHtmlHelper.AddField(branchesRenderInfo.PartialPrefix, "flattened");
StringBuilder sbInit = new StringBuilder();
sbInit.Append(treeViewOptions.Render(renderInfo.Prefix));
string basic_id = BasicHtmlHelper.IdFromName(renderInfo.Prefix);
int res = TreeViewRec <VM, T>(
sb,
sbInit,
editMode,
htmlHelper,
renderInfo,
collectionName,
itemContainer,
rootClass,
itemTemplates,
itemTemplateSelector,
itemClassSelector,
itemStatus,
opacity,
canMove,
0,
0,
basic_id,
basic_id);
if (canAdd)
{
StringBuilder templatesId = new StringBuilder();
string myTemplateSymbol = BasicHtmlHelper.GetUniqueSymbol(htmlHelper, templateSymbol);
sb.AppendFormat("<div id='{0}_Templates'>", basic_id);
int templateIndex = -1;
IDictionary <string, object> htmlAttributesContainer = new Dictionary <string, object>();
foreach (object template in itemTemplates)
{
templateIndex++;
Type type = TemplateInvoker <string> .ExtractModelType(template);
string initCollection = collectionName(templateIndex);
ITreeViewNodeContainer wrapper =
typeof(TreeViewUpdater <string>).GetGenericTypeDefinition()
.MakeGenericType(new Type[] { type })
.GetConstructor(new Type[0])
.Invoke(new object[0]) as ITreeViewNodeContainer;
bool closed = false;
(wrapper as IUpdateModel).ImportFromModel(null, null, null, new object[] { closed });
string prefix = renderInfo.Prefix;
string partialPrefix = renderInfo.PartialPrefix;
string updater = BasicHtmlHelper.RenderUpdateInfoI(
htmlHelper, wrapper as IUpdateModel,
ref partialPrefix, new string[0], myTemplateSymbol + templateIndex.ToString());
prefix = htmlHelper.ViewData.TemplateInfo.GetFullHtmlFieldName(partialPrefix);
wrapper.FatherOriginalId = string.Empty;
wrapper.OriginalId = prefix;
wrapper.PositionAsSon = 0;
wrapper.SonNumber = 0;
wrapper.SonCollectionName = initCollection;
wrapper.Closed = false;
string itemOpenTag = null;
string itemCloseTag = null;
string innerItemOpenTag = null;
string innerItemCloseTag = null;
string templateId = BasicHtmlHelper.IdFromName(BasicHtmlHelper.AddField(prefix, "Container"));
string templateUniqueId = templateId + templateIndex.ToString();
addTemplateId(templatesId, templateUniqueId);
htmlAttributesContainer["id"] = templateId;
htmlAttributesContainer["class"] = closed ? "closed" : "open";
BasicHtmlHelper.GetContainerTags(ExternalContainerType.li, htmlAttributesContainer, out itemOpenTag, out itemCloseTag);
htmlAttributesContainer["id"] = BasicHtmlHelper.IdFromName(BasicHtmlHelper.AddField(prefix, "$.Item_SubContainer"));
htmlAttributesContainer["class"] = string.Empty;
BasicHtmlHelper.GetContainerTags(itemContainer, htmlAttributesContainer, out innerItemOpenTag, out innerItemCloseTag);
bool hasCollection = true;
PropertyInfo property = null;
if (initCollection == null)
{
hasCollection = false;
}
else
{
property = type.GetProperty(initCollection);
hasCollection = typeof(IEnumerable).IsAssignableFrom(property.PropertyType);
}
sb.Append(string.Format("<span id='{0}' style='display:none' class='MVCCT_EncodedTemplate'>", templateUniqueId));
StringBuilder itemSb = new StringBuilder();
itemSb.Append(itemOpenTag);
if (canMove && hasCollection)
{
itemSb.Append(string.Format("<input type='checkbox' class ='level-select_{0} level-select' />", basic_id));
}
itemSb.Append(innerItemOpenTag);
itemSb.Append(
(typeof(TemplateInvoker <string>)
.GetGenericTypeDefinition()
.MakeGenericType(new Type[] { type })
.GetConstructor(new Type[] { typeof(object) })
.Invoke(new object[] { template }) as ITemplateInvoker)
.Invoke(htmlHelper, null, BasicHtmlHelper.AddField(prefix, "$.Item")));
itemSb.Append(innerItemCloseTag);
itemSb.Append(string.Format("<span class= 'MvcCT_init_info_{0}'>", basic_id));
itemSb.Append(updater);
RenderWrapper <VM>(htmlHelper, partialPrefix, wrapper, itemSb);
itemSb.Append("</span>");
if (hasCollection)
{
string base_id = BasicHtmlHelper.IdFromName(prefix);
string currItemClass = itemClassSelector == null ?
null :
itemClassSelector(templateIndex);
if (currItemClass != null)
{
currItemClass = currItemClass + "_" + basic_id;
}
else
{
currItemClass = string.Empty;
}
string externalOpenTag = null;
string externalCloseTag = null;
htmlAttributesContainer["id"] = base_id + "_ItemsContainer";
htmlAttributesContainer["class"] = currItemClass + " mvcct-items-container";
BasicHtmlHelper.GetContainerTags(ExternalContainerType.ul, htmlAttributesContainer, out externalOpenTag, out externalCloseTag);
itemSb.Append(externalOpenTag);
itemSb.Append(externalCloseTag);
if (canMove)
{
string javasctiptOpacity = string.Empty;
if (opacity > 1f)
{
opacity = 1f;
}
else if (opacity < 0.01f)
{
opacity = 0.01f;
}
if (opacity < 1f)
{
javasctiptOpacity = string.Format(" opacity: {0}, ", opacity.ToString(CultureInfo.InvariantCulture));
}
string javascriptRootClass = string.Empty;
if (currItemClass != null)
{
javascriptRootClass = string.Format(" connectWith: '.{0}', ", currItemClass);
}
itemSb.Append(string.Format(startScriptFormat,
base_id,
javasctiptOpacity,
javascriptRootClass,
basic_id));
}
}
itemSb.Append(itemCloseTag);
sb.Append(htmlHelper.Encode(itemSb.ToString()));
sb.Append("</span>");
}
sb.Append("</div>");
sb.AppendFormat(
startTemplateScriptFormat,
basic_id, canMove ? "true" : "false",
myTemplateSymbol,
templatesId.ToString());
}
if (editMode)
{
sbInit.Append(htmlHelper.Hidden(BasicHtmlHelper.AddField(renderInfo.PartialPrefix, "$.ItemsCount"),
res).ToString());
}
if (canMove)
{
sbInit.Append(string.Format(levelSelection, basic_id));
}
sb.Append(sbInit.ToString());
}
