protected virtual void OnItemUnSelected(SelectableItem item)
{
if (ItemUnSelected != null)
{
ItemUnSelected(this, item);
}
}
public void LoadItems <T>(IList <T> collection)
{
int maxdispcount = 0;
if (collection == null || this.ItemIDField.Trim().Length == 0)
{
return;
}
m_dataSource = SelectableItem.Load <T>(collection, this.ItemIDField, this.ItemParentIDField, this.ItemTextField, this.ItemImageField, this.ItemActionField, this.ItemChildField, this.ItemArgsField);
m_level = 0;
if (m_dataSource.ContainsKey(m_level))
{
m_levelSource = m_dataSource[m_level];
m_pageindex = 0;
maxdispcount = (this.RowCount * this.ColumnCount);
m_pagecount = (collection.Count / maxdispcount) + (collection.Count % maxdispcount > 0 ? 1 : 0);
PopulateItems(false);
btnUp.Enabled = false;
btnDown.Enabled = (m_pagecount > 1);
}
else
{
ClearItems();
btnUp.Enabled = btnDown.Enabled = false;
lblPager.Text = string.Format("{0}/{1}", m_pagecount == 0 ? 0 : m_pageindex + 1, m_pagecount);
}
}
private static void PrepareCollection <T>(int level, ref Dictionary <int, List <SelectableItem> > dcoll, string parent, List <T> collection, string idField, string parentField, string textField, string imageField, string actionField, string childField, string argsField)
{
Type iType = typeof(T);
PropertyInfo iProp;
List <SelectableItem> litem;
for (int index = 0; index < collection.Count; index++)
{
Image iImage = null;
if (imageField.Length > 0)
{
iProp = iType.GetProperty(imageField);
if (iProp.PropertyType.Equals(typeof(string)))
{
iImage = File.Exists(iProp.GetValue(collection[index], null).ToString()) ? Image.FromFile(iProp.GetValue(collection[index], null).ToString()) : null;
}
else if (iProp.PropertyType.Equals(typeof(IntPtr)))
{
iImage = iProp.GetValue(collection[index], null) != null?Image.FromHbitmap((IntPtr)iProp.GetValue(collection[index], null)) : null;
}
else if (iProp.PropertyType.Equals(typeof(Stream)))
{
iImage = iProp.GetValue(collection[index], null) != null?Image.FromStream(iProp.GetValue(collection[index], null) as Stream) : null;
}
}
SelectableItem item = new SelectableItem(iType.GetProperty(idField).GetValue(collection[index], null).ToString(),
parent,
textField.Length > 0 ? iType.GetProperty(textField).GetValue(collection[index], null).ToString() : string.Empty,
iImage,
actionField.Length > 0 ? iType.GetMethod(actionField) : null,
collection[index],
argsField.Length > 0 ? iType.GetProperty(argsField).GetValue(collection[index], null) : null);
if (childField.Length > 0)
{
PrepareCollection(level + 1, ref dcoll, item.ID,
new List <T>((iType.GetProperty(childField).GetValue(collection[index], null) as IEnumerable <T>)),
idField, parentField, textField, imageField, actionField, childField, argsField);
}
if (dcoll.ContainsKey(level))
{
dcoll[level].Add(item);
}
else
{
litem = new List <SelectableItem>();
litem.Add(item);
dcoll.Add(level, litem);
}
}
}
private void ItemButton_Click(object sender, EventArgs e)
{
int maxdispcount;
Button isender;
isender = ((Button)sender);
SelectableItem item = m_levelSource[(int)isender.Tag];
if (m_dataSource.ContainsKey(m_level + 1) && m_dataSource[m_level + 1].Exists(delegate(SelectableItem child) { return(child.ParentID.CompareTo(item.ID) == 0); }))
{
m_level++;
m_levelSource = m_dataSource[m_level].FindAll(delegate(SelectableItem child) { return(child.ParentID.CompareTo(item.ID) == 0); });
m_pageindex = 0;
maxdispcount = (this.RowCount * this.ColumnCount) - 1;
m_pagecount = (m_levelSource.Count / maxdispcount) + (m_levelSource.Count % maxdispcount > 0 ? 1 : 0);
btnUp.Enabled = (m_pageindex > 0);
btnDown.Enabled = (m_pageindex < m_pagecount - 1);
PopulateItems(false);
}
else if (item.Action != null)
{
item.Action.Invoke(item.DataInstance, item.Args);
}
else
{
if (!this.MultiSelect)
{
for (int row = 0; row <= m_rowendex; row++)
{
for (int cell = 0; cell <= (row == m_rowendex ? m_colendex : tlpItemCont.ColumnCount - 2); cell++)
{
tlpItemCont.Controls["btn_" + m_pageindex.ToString() + row.ToString() + cell.ToString()].BackColor = (m_dataSource.ContainsKey(m_level + 1) && m_dataSource[m_level + 1].Exists(delegate(SelectableItem child) { return(child.ParentID.CompareTo(m_levelSource[(int)tlpItemCont.Controls["btn_" + m_pageindex.ToString() + row.ToString() + cell.ToString()].Tag].ID) == 0); })) ? this.ParentControlColor : this.ItemControlColor;
}
}
m_lselectedButton.Clear();
}
if (m_lselectedButton.Exists(delegate(string bname) { return(bname.CompareTo(item.ID) == 0); }))
{
isender.BackColor = (m_dataSource.ContainsKey(m_level + 1) && m_dataSource[m_level + 1].Exists(delegate(SelectableItem child) { return(child.ParentID.CompareTo(m_levelSource[(int)isender.Tag].ID) == 0); })) ? this.ParentControlColor : this.ItemControlColor;
m_lselectedButton.RemoveAt(m_lselectedButton.FindIndex(delegate(string bname) { return(bname.CompareTo(item.ID) == 0); }));
OnItemUnSelected(item);
}
else
{
isender.BackColor = this.SelectedControlColor;
m_lselectedButton.Add(item.ID);
OnItemSelected(item);
}
}
}
public void ReloadItems <T>(IList <T> collection, bool isFirstOrder)
{
int maxdispcount = 0;
if (collection == null || this.ItemIDField.Trim().Length == 0)
{
return;
}
if (isFirstOrder)
{
int count = 0;
T objToRemove;
foreach (T item in collection)
{
Type type = collection[count].GetType();
// object obj = collection[count];
System.Reflection.PropertyInfo pi = type.GetProperty("Code"); //("KIT-PRODUC")
object codeVal = pi.GetValue(collection[count], null);
if (codeVal.ToString() == "KIT-PRODUC")
{
objToRemove = item;
break;
}
count++;
}
collection.Remove(collection[count]);
}
m_dataSource = SelectableItem.Load <T>(collection, this.ItemIDField, this.ItemParentIDField, this.ItemTextField, this.ItemImageField, this.ItemActionField, this.ItemChildField, this.ItemArgsField);
m_level = 0;
if (m_dataSource.ContainsKey(m_level))
{
m_levelSource = m_dataSource[m_level];
m_pageindex = 0;
maxdispcount = (this.RowCount * this.ColumnCount);
m_pagecount = (collection.Count / maxdispcount) + (collection.Count % maxdispcount > 0 ? 1 : 0);
PopulateItems(false);
btnUp.Enabled = false;
btnDown.Enabled = (m_pagecount > 1);
}
else
{
ClearItems();
btnUp.Enabled = btnDown.Enabled = false;
lblPager.Text = string.Format("{0}/{1}", m_pagecount == 0 ? 0 : m_pageindex + 1, m_pagecount);
}
}
public static Dictionary <int, List <SelectableItem> > Load <T>(IEnumerable <T> selectableitems, string idField, string parentField, string textField, string imageField, string actionField, string childField, string argsField)
{
Type iType = typeof(T);
PropertyInfo iProp;
List <SelectableItem> litem;
Dictionary <int, List <SelectableItem> > dcoll = new Dictionary <int, List <SelectableItem> >();
if (selectableitems == null)
{
return(dcoll);
}
IList <T> collection = new List <T>(selectableitems);
idField = idField.Trim();
parentField = parentField.Trim();
textField = textField.Trim();
childField = childField.Trim();
imageField = imageField.Trim();
actionField = actionField.Trim();
argsField = argsField.Trim();
for (int index = 0; index < collection.Count; index++)
{
Image iImage = null;
if (imageField.Length > 0)
{
iProp = iType.GetProperty(imageField);
if (iProp.PropertyType.Equals(typeof(string)))
{
iImage = File.Exists(iProp.GetValue(collection[index], null).ToString()) ? Image.FromFile(iProp.GetValue(collection[index], null).ToString()) : null;
}
else if (iProp.PropertyType.Equals(typeof(IntPtr)))
{
iImage = iProp.GetValue(collection[index], null) != null?Image.FromHbitmap((IntPtr)iProp.GetValue(collection[index], null)) : null;
}
else if (iProp.PropertyType.Equals(typeof(Stream)))
{
iImage = iProp.GetValue(collection[index], null) != null?Image.FromStream(iProp.GetValue(collection[index], null) as Stream) : null;
}
}
SelectableItem item = new SelectableItem(iType.GetProperty(idField).GetValue(collection[index], null).ToString(),
string.Empty,
textField.Length > 0 ? iType.GetProperty(textField).GetValue(collection[index], null).ToString() : string.Empty,
iImage,
actionField.Length > 0 ? iType.GetMethod(actionField) : null,
collection[index],
argsField.Length > 0 ? iType.GetProperty(argsField).GetValue(collection[index], null) : null);
if (childField.Length > 0)
{
PrepareCollection <T>(1, ref dcoll, item.ID,
new List <T>((iType.GetProperty(childField).GetValue(collection[index], null) as IEnumerable <T>)),
idField, parentField, textField, imageField, actionField, childField, argsField);
}
if (dcoll.ContainsKey(0))
{
dcoll[0].Add(item);
}
else
{
litem = new List <SelectableItem>();
litem.Add(item);
dcoll.Add(0, litem);
}
}
return(dcoll);
}
