/// <summary>
/// GridView合并行，
/// </summary>
/// <param name="gv">GridView</param>
/// <param name="startCol">开始列</param>
/// <param name="endCol">结束列</param>
public void MergeRow(GridView gv, int startCol, int endCol)
{
RowArg init = new RowArg()
{
StartRowIndex = 0,
EndRowIndex = gv.Rows.Count - 2
};
for (int i = startCol; i < endCol + 1; i++)
{
if (i > 0)
{
List<RowArg> list = new List<RowArg>();
//从第二列开始就要遍历前一列
TraversesPrevCol(gv, i - 1, list);
foreach (var item in list)
{
MergeRowCol(gv, i, item.StartRowIndex, item.EndRowIndex);
}
}
//合并开始列的行
else
{
MergeRowCol(gv, i, init.StartRowIndex, init.EndRowIndex);
}
}
}
/// <summary>
/// 遍历前一列
/// </summary>
/// <param name="gv">GridView</param>
/// <param name="prevCol">当前列的前一列</param>
/// <param name="list"></param>
private static void TraversesPrevCol(GridView gv, int prevCol, List<RowArg> list)
{
if (list == null)
{
list = new List<RowArg>();
}
RowArg ra = null;
for (int i = 0; i < gv.Rows.Count; i++)
{
if (!gv.Rows[i].Cells[prevCol].Visible)
{
continue;
}
ra = new RowArg();
ra.StartRowIndex = gv.Rows[i].RowIndex;
ra.EndRowIndex = ra.StartRowIndex + gv.Rows[i].Cells[prevCol].RowSpan - 2;
list.Add(ra);
}
}
