public static bool MatchTextDGV(DataGridView UG, DataGridViewRow oRow, clsSearchInfo m_searchInfo)
{
if (oRow == null)
{
return(false);
}
string strColumnKey = m_searchInfo.lookIn;
//DataGridViewColumn oCol;
bool bSearchAllColumns = true;
if (strColumnKey != null)
{
bSearchAllColumns = false;
}
if (bSearchAllColumns)
{
foreach (DataGridViewColumn oCol in UG.Columns)
{
if (oRow.Cells[oCol.Name].Value != null && oRow.Cells[oCol.Name].Visible)
{
//MessageBox.Show(oRow.Cells[oCol.Name].Value.ToString());
if (Match(m_searchInfo.searchString, oRow.Cells[oCol.Name].Value.ToString(), m_searchInfo))
{
m_oColumn = oCol;
return(true);
}
}
}
}
else
{
DataGridViewColumn oCol = UG.Columns[strColumnKey];
if (oRow.Cells[oCol.Name].Value != null && oRow.Cells[oCol.Name].Visible)
{
if (Match(m_searchInfo.searchString, oRow.Cells[oCol.Name].Value.ToString(), m_searchInfo))
{
m_oColumn = oCol;
return(true);
}
}
}
return(false);
}
private static bool Match(string userString, string cellValue, clsSearchInfo m_searchInfo)
{
// If our search is case insensitive, make both strings uppercase
if (!m_searchInfo.matchCase)
{
userString = userString.ToUpper();
cellValue = cellValue.ToUpper();
}
// If we are searching any part of the cell value...
if (m_searchInfo.searchContent == SearchContentEnum.AnyPartOfField)
{
// If the user string is larger than the cell value, it is by definition
// a mismatch, so return false
if (userString.Length > cellValue.Length)
{
return(false);
}
else if (userString.Length == cellValue.Length)
{
// If the lengths are equal, the strings must be equal as well
if (userString == cellValue)
{
return(true);
}
else
{
return(false);
}
}
else
{
// There is probably an easier way to do this
for (int i = 0; i <= (cellValue.Length - userString.Length); i++)
{
if (userString == cellValue.Substring(i, userString.Length))
{
return(true);
}
}
return(false);
}
}
else if (m_searchInfo.searchContent == SearchContentEnum.WholeField)
{
if (userString == cellValue)
{
return(true);
}
else
{
return(false);
}
}
else if (m_searchInfo.searchContent == SearchContentEnum.StartOfField)
{
if (userString.Length >= cellValue.Length)
{
if (userString.Substring(0, cellValue.Length) == cellValue)
{
return(true);
}
else
{
return(false);
}
}
else
{
if (cellValue.Substring(0, userString.Length) == userString)
{
return(true);
}
else
{
return(false);
}
}
}
return(false);
}
public static void search(DataGridView UG, clsSearchInfo m_searchInfo)
{
try
{
DataGridViewRow oRow = UG.CurrentRow;
int i = oRow.Index;
if (oRow == null)
{
oRow = UG.Rows[i];
}
if (m_searchInfo.searchDirection == SearchDirectionEnum.Down)
{
while (oRow != null)
{
i++;
oRow = UG.Rows[i];
if (MatchTextDGV(UG, oRow, m_searchInfo))
{
UG.CurrentCell = oRow.Cells[0];
if (m_oColumn != null)
{
UG.CurrentCell = oRow.Cells[m_oColumn.Name];
}
return;
}
}
}
else if (m_searchInfo.searchDirection == SearchDirectionEnum.Up)
{
while (oRow != null)
{
i--;
oRow = UG.Rows[i];
if (MatchTextDGV(UG, oRow, m_searchInfo))
{
UG.CurrentCell = oRow.Cells[0];
}
if (m_oColumn != null)
{
UG.CurrentCell = oRow.Cells[m_oColumn.Name];
}
return;
}
}
else if (m_searchInfo.searchDirection == SearchDirectionEnum.All)
{
while (oRow != null)
{
i++;
if (i >= UG.Rows.Count)
{
break;
}
oRow = UG.Rows[i];
if (MatchTextDGV(UG, oRow, m_searchInfo))
{
if (m_oColumn != null)
{
if (oRow.Cells[m_oColumn.Name].Visible)
{
UG.CurrentCell = oRow.Cells[m_oColumn.Name]; return;
}
}
}
}
i = 0;
oRow = UG.Rows[i];
while (oRow != null)
{
if (MatchTextDGV(UG, oRow, m_searchInfo))
{
if (m_oColumn != null)
{
UG.CurrentCell = oRow.Cells[m_oColumn.Name];
}
return;
}
i++;
if (i >= UG.Rows.Count)
{
MessageBox.Show("Поиск закончен!"); return;
}
oRow = UG.Rows[i];
}
}
//MessageBox.Show("Просмотрены все записи до конца. Искали: '" & m_searchInfo.searchString & "' , но не нашли.", "Infragistics UltraGrid", MessageBoxButtons.OK, MessageBoxIcon.None)
}
catch (Exception)
{
throw;
}
}
