private void SheetDataGridViewMouseDownEvent(object sender, MouseEventArgs e)
{
int columns = SheetDataGridView.Columns.GetColumnCount(DataGridViewElementStates.Visible);
int rows = (ExplorerForm.GetResultDataGridView().RowCount == 0) ? 0 : SheetDataGridView.Rows.GetRowCount(DataGridViewElementStates.Visible);
int row = (columns == 0) ? 0 : SheetDataGridView.RowCount;
DeleteColumnMenuItem.Enabled = columns != 0;
DeleteRowsMenuItem.Enabled = rows != 0;
DeleteRowMenuItem.Enabled = row != 0;
RestoreColumnsMenuItem.Enabled = columns < GetSheetColumnInitialTotal();
if (e.Button == MouseButtons.Right)
{
DataGridView.HitTestInfo hitTest = SheetDataGridView.HitTest(e.X, e.Y);
switch (hitTest.Type)
{
case DataGridViewHitTestType.ColumnHeader:
SheetDataGridView.ClearSelection();
SheetDataGridView.CurrentCell = SheetDataGridView[hitTest.ColumnIndex, 0];
break;
case DataGridViewHitTestType.RowHeader:
if (columns != 0)
{
SheetDataGridView.ClearSelection();
SheetDataGridView.CurrentCell = SheetDataGridView[SheetDataGridView.Columns.GetFirstColumn(DataGridViewElementStates.Visible).DisplayIndex, hitTest.RowIndex];
}
break;
case DataGridViewHitTestType.Cell:
if (hitTest.RowIndex >= 0)
{
SheetDataGridView.ClearSelection();
SheetDataGridView.CurrentCell = SheetDataGridView[hitTest.ColumnIndex, hitTest.RowIndex];
}
break;
default:
DeleteColumnMenuItem.Enabled = false;
break;
}
}
}
private void DeleteColumnMenuItemClick(object sender, System.EventArgs e)
{
if (SheetDataGridView.CurrentCell != null)
{
DataGridViewColumn FirstVisibleColumn = SheetDataGridView.Columns.GetFirstColumn(DataGridViewElementStates.Visible);
int iFirstColumnIndex = FirstVisibleColumn.DisplayIndex;
int iOwningColumnIndex = SheetDataGridView.CurrentCell.OwningColumn.Index;
SheetDataGridView.ClearSelection();
SheetDataGridView.Columns[iOwningColumnIndex].Visible = false;
if (iFirstColumnIndex == iOwningColumnIndex)
{
ClassLibraryFramework.DataGridViewMethods.SortOnFirstVisibleColumn(SheetDataGridView);
}
WorkTables.SetSheetDataGridViewFocus();
ComparisonReset();
}
}