private SortOrder ReverseSort(bool keepSamePriority, int sortPriority)
{
SortColDefn colDefn = _sortedColumns[sortPriority];
// The column is already being sorted.
SortOrder sortOrder;
if (sortPriority == 0 || keepSamePriority)
{
// There is no need to change where it is in the list.
colDefn.ascending = !colDefn.ascending;
_sortedColumns[sortPriority] = colDefn;
sortOrder = colDefn.ascending ? SortOrder.Ascending : SortOrder.Descending;
if (sortPriority != 0)
{
return(sortOrder); // Reverse only, do not set the glyph.
}
}
else
{
// Promote this column to be the first.
for (int loop = sortPriority; loop > 0; --loop)
{
_sortedColumns[loop] = _sortedColumns[loop - 1];
}
// Promoted columns are always sorted ascending.
colDefn.ascending = true;
_sortedColumns[0] = colDefn;
sortOrder = SortOrder.Ascending;
}
_grid.Columns[colDefn.colNum].HeaderCell.SortGlyphDirection = sortOrder;
return(sortOrder);
}
public SortOrder SetSortColumn(int columnIndex, Keys ModifierKeys)
{
bool keepSamePriority = ((ModifierKeys & Keys.Control) == Keys.Control);
SortColDefn colDefn;
int colunaOrdenacao = 0;
colunaOrdenacao = MapearOrdenacaoColuna(columnIndex);
if (_sortedColumns.Count > 0 && !keepSamePriority)
{
// Erase the current sort glyph.
colDefn = _sortedColumns[0];
_grid.Columns[colDefn.colNum].HeaderCell.SortGlyphDirection = SortOrder.None;
}
int sortPriority = _sortedColumns.FindIndex(
delegate(SortColDefn cd) { return(cd.colNum == colunaOrdenacao); });
if (sortPriority != -1)
{
return(ReverseSort(keepSamePriority, sortPriority));
}
// Column not found in list.
// This column is not being sorted at present.
// If got to limit of num sorted columns, remove the current last one.
if (_maxSortColumns > 0 && _sortedColumns.Count == _sortedColumns.Capacity)
{
_sortedColumns.RemoveAt(_sortedColumns.Count - 1);
}
colDefn = new SortColDefn(colunaOrdenacao, SortOrder.Ascending);
if (keepSamePriority)
{
_sortedColumns.Add(colDefn);
if (_sortedColumns.Count > 1)
{
return(SortOrder.Ascending); // Do not set the glyph.
}
}
else
{
_sortedColumns.Insert(0, colDefn);
}
colDefn.colNum = short.Parse(columnIndex.ToString());
_grid.Columns[colDefn.colNum].HeaderCell.SortGlyphDirection = SortOrder.Ascending;
_sortedColumns[0].colNum = colDefn.colNum;
return(SortOrder.Ascending);
}
public SortOrder SetSortColumn(int columnIndex, Keys ModifierKeys)
{
bool keepSamePriority = ((ModifierKeys & Keys.Control) == Keys.Control);
SortColDefn colDefn = new SortColDefn();
colDefn = MapearOrdenacaoColuna(columnIndex);
if (_sortedColumns.Count > 0 && !keepSamePriority)
{
// Erase the current sort glyph.
_grid.Columns[_sortedColumns[0].colOriginal].HeaderCell.SortGlyphDirection = SortOrder.None;
}
int sortPriority = _sortedColumns.FindIndex(
delegate(SortColDefn cd) { return(cd.colNum == colDefn.colNum); });
if (sortPriority != -1)
{
return(ReverseSort(colDefn, keepSamePriority, sortPriority));
}
if (keepSamePriority)
{
_sortedColumns.Add(colDefn);
if (_sortedColumns.Count > 1)
{
return(SortOrder.Ascending); // Do not set the glyph.
}
}
else
{
_sortedColumns.Insert(0, colDefn);
}
colDefn.colNum = short.Parse(columnIndex.ToString());
_grid.Columns[colDefn.colOriginal].HeaderCell.SortGlyphDirection = SortOrder.Ascending;
return(SortOrder.Ascending);
}
public SortOrder SetSortColumn(int columnIndex, Keys ModifierKeys)
{
bool keepSamePriority = ((ModifierKeys & Keys.Control) == Keys.Control);
SortColDefn colDefn;
if (_sortedColumns.Count > 0 && !keepSamePriority)
{
// Erase the current sort glyph.
colDefn = _sortedColumns[0];
_grid.Columns[colDefn.colNum].HeaderCell.SortGlyphDirection = SortOrder.None;
}
int sortPriority = _sortedColumns.FindIndex(
delegate(SortColDefn cd) { return cd.colNum == columnIndex; });
if (sortPriority != -1)
return ReverseSort(keepSamePriority, sortPriority);
// Column not found in list.
// This column is not being sorted at present.
// If got to limit of num sorted columns, remove the current last one.
if (_maxSortColumns > 0 && _sortedColumns.Count == _sortedColumns.Capacity)
_sortedColumns.RemoveAt(_sortedColumns.Count - 1);
colDefn = new SortColDefn(columnIndex, SortOrder.Ascending);
if (keepSamePriority)
{
_sortedColumns.Add(colDefn);
if (_sortedColumns.Count > 1)
return SortOrder.Ascending; // Do not set the glyph.
}
else
_sortedColumns.Insert(0, colDefn);
_grid.Columns[colDefn.colNum].HeaderCell.SortGlyphDirection = SortOrder.Ascending;
return SortOrder.Ascending;
}
protected override void OnColumnHeaderMouseClick(DataGridViewCellMouseEventArgs e)
{
//Si no tiene datos asociados salgo.
if (mo_dvDataView == null)
return;
//Agrego a la lista de columnas para el ordenamiento
SortColDefn wSortColDefn = new SortColDefn(Columns[e.ColumnIndex].DataPropertyName,
this.Columns[e.ColumnIndex].HeaderCell.SortGlyphDirection);
//Busco la columna en la coleccion
int windex = _sortedColumns.FindIndex(delegate(SortColDefn auxSortColDefn)
{ return auxSortColDefn.colName == wSortColDefn.colName; });
//Verifico que no exista en la lista de columnas a ordenar
if (windex != -1)
{
//Objeto columna Auxiliar
SortColDefn wo_SortColDefn;
//Obtengo el objeto de la posicion i.
wo_SortColDefn = _sortedColumns[windex];
_sortedColumns.Remove(wSortColDefn);
//Seteo el tipo de orden
if (wSortColDefn.ascending)
{
wo_SortColDefn.ascending = false;
this.Columns[e.ColumnIndex].HeaderCell.SortGlyphDirection =
System.Windows.Forms.SortOrder.Descending;
}
else
{
wo_SortColDefn.ascending = true;
this.Columns[e.ColumnIndex].HeaderCell.SortGlyphDirection =
System.Windows.Forms.SortOrder.Ascending;
}
//Elimino el que estaba en la lista de columnas
_sortedColumns.Remove(wo_SortColDefn);
//Inserto en la posicion que tenía un nuevo item con el ordenamiento solicitado
_sortedColumns.Insert(windex, wo_SortColDefn);
}
else
{
//Seteo el tipo de orden
if (wSortColDefn.ascending)
{
wSortColDefn.ascending = false;
//this.Columns[e.ColumnIndex].HeaderCell.SortGlyphDirection =
// System.Windows.Forms.SortOrder.Descending;
}
else
{
wSortColDefn.ascending = true;
//this.Columns[e.ColumnIndex].HeaderCell.SortGlyphDirection =
// System.Windows.Forms.SortOrder.Ascending;
}
//Agrego la columna a la lista
_sortedColumns.Add(wSortColDefn);
}
Columns[e.ColumnIndex].SortMode = DataGridViewColumnSortMode.Programmatic;
msz_Sort = string.Empty;
//Recorro la coleccion de columnas a ordenar
foreach (SortColDefn wColDefn in _sortedColumns)
{
msz_Sort = msz_Sort + wColDefn.colName;
if (wColDefn.ascending)
{
msz_Sort = msz_Sort + " ASC,";
}
else
{
msz_Sort = msz_Sort + " DESC,";
}
}
msz_Sort = msz_Sort.Substring(0, msz_Sort.Length - 1);
mo_dvDataView.Sort = msz_Sort;
this.DataSource = mo_dvDataView;
base.OnColumnHeaderMouseClick(e);
}
protected override void OnColumnHeaderMouseClick(DataGridViewCellMouseEventArgs e)
{
//Si no tiene datos asociados salgo.
if (mo_dvDataView == null)
{
return;
}
//Agrego a la lista de columnas para el ordenamiento
SortColDefn wSortColDefn = new SortColDefn(Columns[e.ColumnIndex].DataPropertyName,
this.Columns[e.ColumnIndex].HeaderCell.SortGlyphDirection);
//Busco la columna en la coleccion
int windex = _sortedColumns.FindIndex(delegate(SortColDefn auxSortColDefn)
{ return(auxSortColDefn.colName == wSortColDefn.colName); });
//Verifico que no exista en la lista de columnas a ordenar
if (windex != -1)
{
//Objeto columna Auxiliar
SortColDefn wo_SortColDefn;
//Obtengo el objeto de la posicion i.
wo_SortColDefn = _sortedColumns[windex];
_sortedColumns.Remove(wSortColDefn);
//Seteo el tipo de orden
if (wSortColDefn.ascending)
{
wo_SortColDefn.ascending = false;
this.Columns[e.ColumnIndex].HeaderCell.SortGlyphDirection =
System.Windows.Forms.SortOrder.Descending;
}
else
{
wo_SortColDefn.ascending = true;
this.Columns[e.ColumnIndex].HeaderCell.SortGlyphDirection =
System.Windows.Forms.SortOrder.Ascending;
}
//Elimino el que estaba en la lista de columnas
_sortedColumns.Remove(wo_SortColDefn);
//Inserto en la posicion que tenía un nuevo item con el ordenamiento solicitado
_sortedColumns.Insert(windex, wo_SortColDefn);
}
else
{
//Seteo el tipo de orden
if (wSortColDefn.ascending)
{
wSortColDefn.ascending = false;
//this.Columns[e.ColumnIndex].HeaderCell.SortGlyphDirection =
// System.Windows.Forms.SortOrder.Descending;
}
else
{
wSortColDefn.ascending = true;
//this.Columns[e.ColumnIndex].HeaderCell.SortGlyphDirection =
// System.Windows.Forms.SortOrder.Ascending;
}
//Agrego la columna a la lista
_sortedColumns.Add(wSortColDefn);
}
Columns[e.ColumnIndex].SortMode = DataGridViewColumnSortMode.Programmatic;
msz_Sort = string.Empty;
//Recorro la coleccion de columnas a ordenar
foreach (SortColDefn wColDefn in _sortedColumns)
{
msz_Sort = msz_Sort + wColDefn.colName;
if (wColDefn.ascending)
{
msz_Sort = msz_Sort + " ASC,";
}
else
{
msz_Sort = msz_Sort + " DESC,";
}
}
msz_Sort = msz_Sort.Substring(0, msz_Sort.Length - 1);
mo_dvDataView.Sort = msz_Sort;
this.DataSource = mo_dvDataView;
base.OnColumnHeaderMouseClick(e);
}
