public bool IsValid()
{
foreach (DataGridViewRow row in _dgv.Rows)
{
foreach (DataGridViewCell cell in row.Cells)
{
IExamCell ic = cell.Tag as IExamCell;
if (ic == null)
{
continue;
}
if (!ic.IsValid())
{
return(false);
}
}
}
return(true);
}
private void CellEdited(DataGridViewCell cell, IExamCell icell)
{
DataGridViewCellStyle style = cell.DataGridView.Rows[cell.RowIndex].Cells[0].Style;
Color defaultBackColor = style.BackColor;
Color defaultForeColor = style.ForeColor;
cell.Style.BackColor = defaultBackColor;
cell.Style.ForeColor = defaultForeColor;
cell.ToolTipText = "";
string value = cell.Value == null ? "" : cell.Value.ToString().Trim();
cell.Value = value;
if (icell != null)
{
icell.SetValue(value);
if (icell.IsValid())
{
icell.Standard.Judge(cell);
if (icell.IsDirty)
{
cell.Style.BackColor = Color.Yellow;
cell.ToolTipText = "此欄位值已變更，其原值為『" + icell.DefaultValue + "』";
}
}
else
{
cell.Style.BackColor = Color.Red;
cell.Style.ForeColor = defaultForeColor;
cell.ToolTipText = "錯誤!!此欄位必須為數字";
}
}
if (DirtyChanged != null)
{
DirtyChanged.Invoke(this, new DirtyChangedEventArgs(IsDirty()));
}
}