public StandardHiddenRowCoordinator(RowsBase rows)
{
this.m_rows = rows;
rows.RowVisibilityChanged += delegate(int rowIndex, bool becameVisible)
{
var range = new Range(rowIndex, 0, rowIndex, 1);
if (becameVisible)
{
m_rowMerger.RemoveRange(range);
}
else
{
m_rowMerger.AddRange(range);
}
//rowmerger had the correct count of hidden rows.
m_totalHiddenRows = m_rowMerger.GetRowsIndex().Count;
};
/*[email protected]: The below event handler was blindly incrementing or decrementing values.
* The issue with this is :
* Say after loading the grid with one hidden row, user sets the RowsCount of the same grid to 0.
* Making the grid empty. At that time this event is not triggered and m_totalHiddenRows value will not be decremented.
* Now if you load the grid again with 1 hidden row, this will get incremented to 2. Which is wrong*/
//rows.RowVisibilityChanged += delegate(int rowIndex, bool becameVisible)
//{
//if (becameVisible == true)
// m_totalHiddenRows -= 1;
//else
// m_totalHiddenRows += 1;
//if (m_totalHiddenRows < 0)
// throw new SourceGridException("Total hidden rows becamse less than 0. This indicates a bug");
//};
}
public StandardHiddenRowCoordinator(RowsBase rows)
{
this.m_rows = rows;
rows.RowVisibilityChanged += delegate(int rowIndex, bool becameVisible)
{
var range = new GridRange(rowIndex, 0, rowIndex, 1);
if (becameVisible)
{
m_rowMerger.RemoveRange(range);
}
else
{
m_rowMerger.AddRange(range);
}
};
rows.RowVisibilityChanged += delegate(int rowIndex, bool becameVisible)
{
if (becameVisible == true)
{
m_totalHiddenRows -= 1;
}
else
{
m_totalHiddenRows += 1;
}
if (m_totalHiddenRows < 0)
{
throw new SourceGridException("Total hidden rows becamse less than 0. This indicates a bug");
}
};
}
/// <summary>
/// Returns all the selected rows index
/// </summary>
/// <returns></returns>
public virtual int[] GetRowsIndex()
{
RangeMergerByRows merger = new RangeMergerByRows();
foreach (Range range in this)
{
merger.AddRange(range);
}
IList <int> indexes = merger.GetRowsIndex();
int[] ret = new int[indexes.Count];
indexes.CopyTo(ret, 0);
/*foreach (int in merger.GetRowsIndex())
* {
*
* }
*
*
* System.Collections.ArrayList indexList = new System.Collections.ArrayList();
*
* for (int iRange = 0; iRange < this.Count; iRange++)
* {
* for (int r = this[iRange].Start.Row; r <= this[iRange].End.Row; r++)
* {
* if (indexList.Contains(r) == false)
* indexList.Add(r);
* }
* }
* int[] ret = new int[indexList.Count];
* indexList.CopyTo(ret, 0);*/
return(ret);
}
/// <summary>
/// Returns all the selected rows index
/// </summary>
/// <returns></returns>
public virtual int[] GetRowsIndex()
{
RangeMergerByRows merger = new RangeMergerByRows();
foreach (Range range in this)
{
merger.AddRange(range);
}
IList <int> indexes = merger.GetRowsIndex();
int[] ret = new int[indexes.Count];
indexes.CopyTo(ret, 0);
return(ret);
}
public void AddRange_Merge_WhenOverlapped()
{
// single addition causes to range many rows at once
// add separate ranges
RangeMergerByRows list = new RangeMergerByRows()
.AddRange(new Range(1, 1, 1, 1))
.AddRange(new Range(3, 3, 3, 3))
.AddRange(new Range(5, 5, 5, 5));
Assert.AreEqual(3, list.GetSelectedRowRegions(0, 1).Count);
// cause them all to merge
list.AddRange(new Range(1, 1, 5, 1));
Assert.AreEqual(1, list.GetSelectedRowRegions(0, 1).Count);
}