/// <summary>
/// Gets first selected object in the <code>UltraGrid</code>.
/// </summary>
/// <param name="grid">Target grid.</param>
/// <param name="includeActiveRow">Indicates whether to include an active row when looking for selected objects.</param>
/// <returns>First selected object in the <code>UltraGrid</code>.</returns>
public static object GetSelectedObject(this UltraGrid grid, bool includeActiveRow = true)
{
if (grid == null)
{
_log.Error("Grid parameter is null.");
throw new ArgumentNullException("grid");
}
if (grid.InvokeRequired)
{
object result = null;
grid.Invoke(new MethodInvoker(() =>
{
result = GetSelectedObject(grid, includeActiveRow);
}));
return(result);
}
if (grid.Selected.Rows.Count > 0 && grid.Selected.Rows[0].ListIndex >= 0)
{
return(grid.Selected.Rows[0].ListObject);
}
else if (includeActiveRow && grid.ActiveRow != null && grid.ActiveRow.Index >= 0)
{
return(grid.ActiveRow.ListObject);
}
return(null);
}
/// <summary>
/// Gets the list of selected objects in the <code>UltraGrid</code> optionally including the active row.
/// </summary>
/// <param name="grid">Target grid.</param>
/// /// <param name="includeActiveRow">Indicates whether to include an active row when looking for selected objects.</param>
/// <returns>First selected object in the <code>UltraGrid</code>.</returns>
public static IList <object> GetSelectedObjectList(this UltraGrid grid, bool includeActiveRow = true)
{
if (grid == null)
{
_log.Error("Grid parameter is null.");
throw new ArgumentNullException("grid");
}
if (grid.InvokeRequired)
{
IList <object> result = null;
grid.Invoke(new MethodInvoker(() =>
{
result = GetSelectedObjectList(grid, includeActiveRow);
}));
return(result);
}
var list = (grid.Selected.Rows.Cast <UltraGridRow>().Where(row => row.Index >= 0).Select(row => row.ListObject)).ToList();
if (includeActiveRow && grid.ActiveRow != null && grid.ActiveRow.Index >= 0 && !list.Contains(grid.ActiveRow.ListObject))
{
list.Add(grid.ActiveRow.ListObject);
}
return(list);
}
/// <summary>
/// Set format on all columns in grid witch certain data type.
/// </summary>
/// <param name="grid">Grid whose columns will be formatted.</param>
/// <param name="columnDataType">Data type of columns which will be formatted.</param>
/// <param name="format">Column format to apply.</param>
public static void SetColumnFormat(this UltraGrid grid, Type columnDataType, string format)
{
if (grid.InvokeRequired)
{
grid.Invoke(new MethodInvoker(() => SetColumnFormat(grid, columnDataType, format)));
return;
}
_log.DebugFormat("Setting column format to {0} for all column of type {1} ...", format, columnDataType);
if (grid == null)
{
throw new ArgumentNullException("grid", "Grid is null.");
}
else if (string.IsNullOrWhiteSpace(format) || string.IsNullOrEmpty(format))
{
throw new ArgumentException("Format is empty.");
}
else if (columnDataType == null)
{
throw new ArgumentNullException("columnDataType", "Column data type is null.");
}
else if (grid.DisplayLayout.Bands.Count == 0)
{
_log.WarnFormat("Unable to set format on columns because grid has no bands.");
return;
}
foreach (var band in grid.DisplayLayout.Bands)
{
foreach (var column in band.Columns)
{
if (column.DataType == columnDataType)
{
column.Format = format;
}
}
}
_log.DebugFormat("Setting column format complete.");
}
/// <summary>
/// resized all columns in the grid to fit the contents.
/// </summary>
/// <param name="grid">Grid on which the resize is performed.</param>
/// <param name="resizeType">Type of resize.</param>
public static void ResizeColumnsToFit(this UltraGrid grid, PerformAutoSizeType resizeType = PerformAutoSizeType.AllRowsInBand)
{
if (grid == null)
{
_log.Error("Grid parameter is null.");
throw new ArgumentNullException("grid");
}
if (grid.InvokeRequired)
{
grid.Invoke(new MethodInvoker(() => ResizeColumnsToFit(grid, resizeType)));
}
else
{
_log.Debug("Resizing grid to fit ...");
foreach (var column in grid.DisplayLayout.Bands[0].Columns)
{
column.PerformAutoResize(resizeType, true);
}
_log.Debug("Resizing grid complete.");
}
}
