public virtual bool ReloadData()
{
Console.WriteLine("{0}: RefreshData", DateTime.Now.ToString("HH:mm:ss fff"));
if (grid.DataSource == null)
{
return(false);
}
DataTable table = grid.GetDataView().Table;
int firstCellColumnIndex = grid.FirstDisplayedCell == null ? 0 : grid.FirstDisplayedCell.ColumnIndex;
int firstCellRowIndex = grid.FirstDisplayedCell == null ? 0 : grid.FirstDisplayedCell.RowIndex;
object keyObj = grid.KeyObject;
try
{
grid.DataSource = null;
optionFolder.Clear();
optionFolder.Load();
colParams = new ColParams(this);
colParams.Verify(table);
//grid.BeginInvoke((MethodInvoker)(colParams.Save));
Init();
grid.DataSource = table.DefaultView;
grid.SetSort(colParams.SortOrder);
grid.BeginInvoke((MethodInvoker)(Save));
return(true);
}
catch (Exception ex)
{
Lib.Win.Data.Env.WriteToLog(ex);
}
finally
{
if (grid.IsFine && grid.SelectRow(keyObj))
{
try
{
while (firstCellColumnIndex > grid.ColumnCount - 1 && firstCellColumnIndex > -1)
{
firstCellColumnIndex--;
}
grid.FirstDisplayedCell = grid[firstCellColumnIndex, firstCellRowIndex];
}
catch { }
grid.DisplayCurrentRow();
}
else
{
grid.CurrentCell = null;
}
grid.ResumeLayout();
}
return(false);
}
public virtual bool LoadData(DataTable dt)
{
try
{
Console.WriteLine("{0}: LoadData", DateTime.Now.ToString("HH:mm:ss fff"));
grid.Enabled = false;
grid.SuspendLayout();
if (dt == null || dt.Rows == null || dt.Columns.Count < 1)
{
grid.DataSource = null;
if (grid.Columns != null)
{
grid.Columns.Clear();
}
}
else
{
colParams = new ColParams(this);
colParams.Verify(dt);
Reset = false;
Init();
grid.DataSource = dt.DefaultView;
grid.SetSort(colParams.SortOrder);
Save();
}
}
catch (Exception ex)
{
Lib.Win.Data.Env.WriteToLog(ex);
return(false);
}
finally
{
grid.CurrentCell = null;
grid.ResumeLayout(true);
grid.Enabled = true;
grid.Invalidate();
}
return(true);
}
public virtual bool ReloadData(DataTable dt)
{
Console.WriteLine("{0}: ReloadData", DateTime.Now.ToString("HH:mm:ss fff"));
if (grid == null)
{
return(false);
}
if (dt == null || dt.Rows == null || dt.Rows.Count == 0)
{
colParams = null;
grid.DataSource = null;
if (grid.Columns != null)
{
grid.Columns.Clear();
}
return(false);
}
object keyObj = grid.KeyObject;
if (!grid.IsFine || colParams == null)
{
try
{
grid.SuspendLayout();
if (grid.DataSource != null && dt.Rows.Count > 0)
{
grid.SetSilent();
}
return(LoadData(dt));
}
finally
{
grid.RemoveSilent();
if (grid.IsFine)
{
if (!grid.SelectRow(keyObj))
{
grid.ClearSelection();
grid.CurrentCell = null;
}
}
else
{
grid.CurrentCell = null;
}
grid.ResumeLayout();
}
}
int firstCellColumnIndex = grid.FirstDisplayedCell == null ? 0 : grid.FirstDisplayedCell.ColumnIndex;
int firstCellRowIndex = grid.FirstDisplayedCell == null ? 0 : grid.FirstDisplayedCell.RowIndex;
try
{
grid.SuspendLayout();
if (grid.DataSource != null && dt.Rows.Count > 0)
{
grid.SetSilent();
}
grid.DataSource = dt.Rows.Count == 0 ? null : dt.DefaultView;
if (grid.IsFine)
{
try { grid.GetDataView().Sort = colParams.SortOrder; }
catch { grid.SetSort(colParams.SortOrder); }
try
{
while (firstCellColumnIndex > grid.ColumnCount - 1 && firstCellColumnIndex > -1)
{
firstCellColumnIndex--;
}
grid.FirstDisplayedCell = grid[firstCellColumnIndex, firstCellRowIndex];
}
catch { }
}
}
catch (Exception ex)
{
Lib.Win.Data.Env.WriteToLog(ex);
return(false);
}
finally
{
grid.RemoveSilent();
if (grid.IsFine)
{
if (!grid.SelectRow(keyObj))
{
grid.ClearSelection();
grid.CurrentCell = null;
}
}
else
{
grid.CurrentCell = null;
}
grid.ResumeLayout();
}
return(true);
}
