namespace com.azkoss.excellite
{
    using System;
    using System.Collections;
    using System.Reflection;

    ///<summary>
    ///Collection of the descriptive names which are used
    ///to represent cells, ranges of cells, formulas, or constant values.
    ///</summary>
    ///<remarks>
    ///You can use the labels of columns and rows on a worksheet to refer to the cells within
    ///those columns and rows. Or you can create descriptive names to represent cells, ranges of cells,
    ///formulas, or constant values. Labels can be used in formulas that refer to data on the same
    ///worksheet; if you want to represent a range on another worksheet, use a name.
    ///You can also create 3-D names that represent the same cell or range of cells across multiple worksheets.
    ///</remarks>
    ///<example>Following code demonstrates how to use formulas and named ranges. It shows next features:
    ///cell references (both absolute and relative), unary and binary operators, constand operands (integer and floating point),
    ///functions and named cell ranges.
    ///<code lang="Visual Basic">
    ///ws.Cells("A1").Value = 5
    ///ws.Cells("A2").Value = 6
    ///ws.Cells("A3").Value = 10
    ///
    ///ws.Cells("C1").Formula = "=A1+A2"
    ///ws.Cells("C2").Formula = "=$A$1-A3"
    ///ws.Cells("C3").Formula = "=COUNT(A1:A3)"
    ///ws.Cells("C4").Formula = "=AVERAGE($A$1:$A$3)"
    ///ws.Cells("C5").Formula = "=SUM(A1:A3,2,3)"
    ///ws.Cells("C7").Formula = "= 123 - (-(-(23.5)))"
    ///
    ///ws.NamedRanges.Add("DataRange", ws.Cells.GetSubrange("A1", "A3"))
    ///ws.Cells("C8").Formula = "=MAX(DataRange)"
    ///
    ///Dim cr As CellRange = ws.Cells.GetSubrange("B9","C10")
    ///cr.Merged = True
    ///cr.Formula = "=A1*25"
    ///</code>
    ///<code lang="C#">
    ///ws.Cells["A1"].Value = 5;
    ///ws.Cells["A2"].Value = 6;
    ///ws.Cells["A3"].Value = 10;
    ///
    ///ws.Cells["C1"].Formula = "=A1+A2";
    ///ws.Cells["C2"].Formula = "=$A$1-A3";
    ///ws.Cells["C3"].Formula = "=COUNT(A1:A3)";
    ///ws.Cells["C4"].Formula = "=AVERAGE($A$1:$A$3)";
    ///ws.Cells["C5"].Formula = "=SUM(A1:A3,2,3)";
    ///ws.Cells["C7"].Formula = "= 123 - (-(-(23.5)))";
    ///
    ///ws.NamedRanges.Add("DataRange", ws.Cells.GetSubrange("A1", "A3"));
    ///ws.Cells["C8"].Formula = "=MAX(DataRange)";
    ///
    ///CellRange cr = ws.Cells.GetSubrange("B9", "C10");
    ///cr.Merged = true;
    ///cr.Formula = "=A1*25";
    ///</code>
    ///</example>
    ///<seealso cref="com.azkoss.excellite.ExcelCell.Formula">ExcelCell.Formula</seealso>
    public class NamedRangeCollection : IEnumerable
    {
        // Methods
        ///<summary>
        ///Initializes a new instance of the <see cref="com.azkoss.excellite.NamedRangeCollection" /> class.
        ///</summary>
        ///<param name="worksheet">The worksheet to initialize NamedRangesCollection.</param>
        internal NamedRangeCollection(ExcelWorksheet worksheet)
        {
            this.namesList = new ArrayList();
            this.namedRanges = new ArrayList();
            this.worksheet = worksheet;
        }

        ///<summary>
        ///Initializes a new instance of the <see cref="com.azkoss.excellite.NamedRangeCollection">NamedRangeCollection</see> class.
        ///</summary>
        ///<param name="worksheet">The worksheet to initialize NamedRangesCollection.</param>
        ///<param name="sourceNamedRanges">The source named range collection to initialize NamedRangesCollection.</param>
        internal NamedRangeCollection(ExcelWorksheet worksheet, NamedRangeCollection sourceNamedRanges)
        {
            this.namesList = new ArrayList();
            this.namedRanges = new ArrayList();
            this.worksheet = worksheet;
            for (int num1 = 0; num1 < sourceNamedRanges.NamedRanges.Count; num1++)
            {
                NamedRange range1 = sourceNamedRanges.NamedRanges[num1] as NamedRange;
                this.Add(range1.Name, range1.Range);
            }
        }

        ///<summary>
        ///Adds a new named range. Named ranges are used to represent cells, ranges of cells,
        ///formulas or constant values.
        ///</summary>
        ///<param name="name">The user-defined name.</param>
        ///<param name="range">The range to be refered by name.</param>
        ///<remarks>
        ///You can use the labels of columns and rows on a worksheet to refer to the cells within
        ///those columns and rows. Or you can create descriptive names to represent cells, ranges of cells,
        ///formulas, or constant values. Labels can be used in formulas that refer to data on the same
        ///worksheet; if you want to represent a range on another worksheet, use a name.
        ///You can also create 3-D names that represent the same cell or range of cells across multiple worksheets.
        ///</remarks>
        ///<example>Following code demonstrates how to use formulas and named ranges. It shows next features:
        ///cell references (both absolute and relative), unary and binary operators, constand operands (integer and floating point),
        ///functions and named cell ranges.
        ///<code lang="Visual Basic">
        ///ws.Cells("A1").Value = 5
        ///ws.Cells("A2").Value = 6
        ///ws.Cells("A3").Value = 10
        ///
        ///ws.Cells("C1").Formula = "=A1+A2"
        ///ws.Cells("C2").Formula = "=$A$1-A3"
        ///ws.Cells("C3").Formula = "=COUNT(A1:A3)"
        ///ws.Cells("C4").Formula = "=AVERAGE($A$1:$A$3)"
        ///ws.Cells("C5").Formula = "=SUM(A1:A3,2,3)"
        ///ws.Cells("C7").Formula = "= 123 - (-(-(23.5)))"
        ///
        ///ws.NamedRanges.Add("DataRange", ws.Cells.GetSubrange("A1", "A3"))
        ///ws.Cells("C8").Formula = "=MAX(DataRange)"
        ///
        ///Dim cr As CellRange = ws.Cells.GetSubrange("B9","C10")
        ///cr.Merged = True
        ///cr.Formula = "=A1*25"
        ///</code>
        ///<code lang="C#">
        ///ws.Cells["A1"].Value = 5;
        ///ws.Cells["A2"].Value = 6;
        ///ws.Cells["A3"].Value = 10;
        ///
        ///ws.Cells["C1"].Formula = "=A1+A2";
        ///ws.Cells["C2"].Formula = "=$A$1-A3";
        ///ws.Cells["C3"].Formula = "=COUNT(A1:A3)";
        ///ws.Cells["C4"].Formula = "=AVERAGE($A$1:$A$3)";
        ///ws.Cells["C5"].Formula = "=SUM(A1:A3,2,3)";
        ///ws.Cells["C7"].Formula = "= 123 - (-(-(23.5)))";
        ///
        ///ws.NamedRanges.Add("DataRange", ws.Cells.GetSubrange("A1", "A3"));
        ///ws.Cells["C8"].Formula = "=MAX(DataRange)";
        ///
        ///CellRange cr = ws.Cells.GetSubrange("B9", "C10");
        ///cr.Merged = true;
        ///cr.Formula = "=A1*25";
        ///</code>
        ///</example>
        ///<seealso cref="com.azkoss.excellite.ExcelCell.Formula">ExcelCell.Formula</seealso>
        public void Add(string name, CellRange range)
        {
            this.namedRanges.Add(new NamedRange(this, this.namedRanges.Count, name, range));
            this.namesList.Add(name);
        }

        ///<summary>
        ///Deletes named range at specified index.
        ///</summary>
        ///<param name="index">The specified index.</param>
        internal void DeleteInternal(int index)
        {
            this.namedRanges.RemoveAt(index);
            this.namesList.RemoveAt(index);
        }

        ///<summary>
        ///Returns an enumerator that can iterate through a collection.
        ///</summary>
        ///<returns>
        ///An <see cref="System.Collections.IEnumerator" />
        ///that can be used to iterate through the collection.
        ///</returns>
        public IEnumerator GetEnumerator()
        {
            return this.namedRanges.GetEnumerator();
        }


        // Properties
        ///<summary>
        ///Gets the number of named ranges contained in the collection.
        ///</summary>
        public int Count
        {
            get
            {
                return this.namedRanges.Count;
            }
        }

        ///<overloads>Gets the <see cref="com.azkoss.excellite.NamedRange">NamedRange</see> with
        ///the specified index or name.</overloads>
        ///<summary>
        ///Gets the <see cref="com.azkoss.excellite.NamedRange">NamedRange</see> at the specified index.
        ///</summary>
        ///<param name="index">Range index.</param>
        public NamedRange this[int index]
        {
            get
            {
                return (this.namedRanges[index] as NamedRange);
            }
        }

        ///<summary>
        ///Gets the <see cref="com.azkoss.excellite.NamedRange">NamedRange</see> with the specified name.
        ///</summary>
        ///<param name="name">Range name.</param>
        public NamedRange this[string name]
        {
            get
            {
                for (int num1 = 0; num1 < this.namedRanges.Count; num1++)
                {
                    NamedRange range1 = this.namedRanges[num1] as NamedRange;
                    if (range1.Name == name)
                    {
                        return range1;
                    }
                }
                return null;
            }
        }

        ///<summary>
        ///Gets or sets the named cell name list
        ///</summary>
        internal ArrayList NamedRanges
        {
            get
            {
                return this.namedRanges;
            }
        }

        ///<summary>
        ///Gets the user-defined names. You can use these names as shortcuts for ranges, cells, etc.
        ///</summary>
        ///<value>The user-defined names.</value>
        internal string[] Names
        {
            get
            {
                return (string[]) this.namesList.ToArray(typeof(string));
            }
        }

        ///<summary>
        ///Gets or sets the user-defined names list.
        ///</summary>
        internal ArrayList NamesList
        {
            get
            {
                return this.namesList;
            }
        }


        // Fields
        private ArrayList namedRanges;
        ///<summary>
        ///The user-defined names list.
        ///</summary>
        private ArrayList namesList;
        private ExcelWorksheet worksheet;
    }
}