public void Move(DateItem Item, int Index)
{
//do nothing at the moment
if (Item == null)
{
throw new ArgumentNullException("Item");
}
//test if index is valid
if (Index < 0)
{
Index = 0;
}
else if (Index > this.Count)
{
Index = this.Count;
}
//get old itemindex
int iOldIndex = this.IndexOf(Item);
//remove item from old position
if (iOldIndex > -1)
{
this.RemoveAt(iOldIndex);
}
//insert item to new position
if (this.List.Count < Index)
{
this.Add(Item);
}
else
{
this.List.Insert(Index, Item);
}
}
/// <summary>
/// Remove a DateItem from List
/// </summary>
/// <param name="Item">DateItem to remove</param>
public void Remove(DateItem Item)
{
if (Item == null)
{
throw new ArgumentNullException("Item");
}
this.List.Remove(Item);
}
/// <summary>
/// check if a dateItem does exist in collection
/// </summary>
/// <param name="Item">DateItem to test</param>
/// <returns>return true if item does exist otherwise false</returns>
public bool Contains(DateItem Item)
{
if (Item == null)
{
throw new ArgumentNullException("Item");
}
return(this.IndexOf(Item) != -1);
}
protected virtual ImageList GetImageList(object component)
{
DateItem Item = component as DateItem;
if (Item != null)
{
return(Item.GetImageList());
}
return(null);
}
/// <summary>
/// returns an array with all dateitem assigned with given date
/// </summary>
/// <param name="Date">date to find assigned item with</param>
/// <returns>with date assigned items</returns>
public DateItem[] DateInfo(DateTime Date)
{
//first create a new dateitem array
DateItem[] myItems = new DateItem[0];
//secondly find all dates match with given date
for (int iDateCounter = 0; iDateCounter < this.List.Count; iDateCounter++)
{
if (this[iDateCounter].Date <= Date && this[iDateCounter].Range >= Date)
{
switch (this[iDateCounter].Reccurence)
{
case DateItemReccurence.None:
//item shows only on the date
if (this[iDateCounter].Date.ToShortDateString() == Date.ToShortDateString())
{
myItems = AddInfo(this[iDateCounter], myItems);
}
break;
case DateItemReccurence.Daily:
//item shows daily between date and range
myItems = AddInfo(this[iDateCounter], myItems);
break;
case DateItemReccurence.Weekly:
//item shows weekly between date and range
if (this[iDateCounter].Date.DayOfWeek == Date.DayOfWeek)
{
myItems = AddInfo(this[iDateCounter], myItems);
}
break;
case DateItemReccurence.Monthly:
//item shows monthly between date and range
if (this[iDateCounter].Date.Day == Date.Day)
{
myItems = AddInfo(this[iDateCounter], myItems);
}
break;
case DateItemReccurence.Yearly:
//item shows yearly between date and range
break;
}
}
}
return(myItems);
}
/// <summary>
/// returns the index of an existing DateItem
/// </summary>
/// <param name="Item">DateItem to return the index</param>
/// <returns>Index from given DateItem; -1 if DateItem does not exist</returns>
public int IndexOf(DateItem Item)
{
if (Item == null)
{
throw new ArgumentNullException("Item");
}
for (int IItemCounter = 0; IItemCounter < this.List.Count; IItemCounter++)
{
if (this.List[IItemCounter] == Item)
{
return(IItemCounter);
}
}
return(-1);
}
/// <summary>
/// Add a DateItem to Collection
/// </summary>
/// <param name="Item">DateItem to add</param>
public void Add(DateItem Item)
{
if (Item == null)
{
throw new ArgumentNullException("Item");
}
int iIndex = this.IndexOf(Item);
Item.Calendar = m_Parent;
if (iIndex > -1)
{
this.List[iIndex] = Item;
}
else
{
this.List.Add(Item);
}
}
/// <summary>
/// Add an DateItem to the arraylist
/// </summary>
/// <param name="New">the new DateItem to add</param>
/// <param name="Old">old Array</param>
/// <returns>the new array with added dateitem</returns>
public DateItem[] AddInfo(DateItem New, DateItem[] Old)
{
//get old array dimension
int iOldItemsSize = Old.Length;
//create new dateitem array
DateItem[] myDateItems = new DateItem[iOldItemsSize + 1];
//copy old items to new array
for (int iOldArrayCounter = 0; iOldArrayCounter < Old.Length; iOldArrayCounter++)
{
//copy each element from old array to the new
myDateItems[iOldArrayCounter] = Old[iOldArrayCounter];
}
//at the end add the new value
myDateItems[iOldItemsSize] = New;
//return the new array
return(myDateItems);
}
