public object getData(VirtualGridHeaderColumn header)
{
if (header == null)
{
return(null); //is this correct ??
}
if (dataCache.ContainsKey(header.ColumnName.ToLower()))
{
return(dataCache[header.ColumnName.ToLower()]);
}
VirtualGridCell cell = getCell(header);
if (cell != null)
{
//DL rempixbuf
// if (Grid.OnGetData != null)
// {
// object o;
// Grid.OnGetData(header.ColumnName,cell.Data,out o);
// if (o != null)
// {
// return o;
// }
// }
return(cell.Data);
}
return(null);
}
/// <summary>
/// Sets or updates the data for this row
/// </summary>
/// <param name='columnName'>
/// Column name.
/// </param>
/// <param name='data'>
/// Data.
/// </param>
/// <param name='changed'>
/// Changed.
/// </param>
public virtual void setData(String columnName, object data, bool changed)
{
object dt;
dt = data;
if (Grid.OnGetData != null)
{
Grid.OnGetData(columnName, data, out dt);
}
VirtualGridCell cell = getCell(columnName);
if (cell != null)
{
cell.Data = dt;
cell.Changed = changed;
if (dataCache.ContainsKey(columnName.ToLower()))
{
dataCache.Remove(columnName.ToLower());
dataCache.Add(columnName.ToLower(), dt);
}
else
{
dataCache.Add(columnName.ToLower(), dt);
}
Grid.afterSetData(this, columnName, dt);
return;
}
else
{
addGridColumn(columnName, dt);
Grid.afterSetData(this, columnName, dt);
}
}
/// <summary>
/// load data from inputdocumet
/// </summary>
/// <param name="inputdocument"></param>
public virtual void loadData(XmlDocument inputdocument)
{
XmlNodeList rows = inputdocument.SelectNodes("//row");
foreach (XmlNode nd in rows)
{
VirtualGridRow row = this.newRow(); //TODO rename to NewRow ?
if ((nd.Attributes["customoption"] != null) && (!String.IsNullOrEmpty(nd.Attributes["customoption"].Value)))
{
row.CustomOption = nd.Attributes["customoption"].Value;
}
XmlNodeList columns = nd.SelectNodes(".//column");
foreach (XmlNode nd2 in columns)
{
object data = null;
String columnname = nd2.SelectSingleNode("name").InnerText;
String columndata = nd2.SelectSingleNode("data").InnerText;
if (columnname == null)
{
throw new Exception("columnname is null");
}
//Console.WriteLine("col" + columnname);
VirtualGridHeaderColumn header = getHeaderByName(columnname);
if ((OnGetData == null) && (header != null) && (!String.IsNullOrEmpty(header.ColumnType)))
{
Type tp = Type.GetType(header.ColumnType);
data = Convert.ChangeType(columndata, tp);
}
else
{
if (OnGetData != null)
{
OnGetData(columnname, columndata, out data);
}
else
{
data = columndata;
}
}
if (data == null) //TODO correct ??
{
throw new Exception("data is null");
}
VirtualGridCell cell = row.addGridColumn(columnname, data);
if (cell != null)
{
cell.CustomOption = XmlHelper.getAttributeValue(nd2, "customoption");
}
}
}
}
public virtual VirtualGridCell addGridColumn(String headername, object data)
{
VirtualGridHeaderColumn hc = Grid.getHeaderByName(headername);
if (hc != null)
{
VirtualGridCell cell = new VirtualGridCell(Grid, this, hc, null);
//dataCache.Add(headername.ToLower(),cell.Data);
addCell(cell);
setData(headername, data, false); //??
return(cell);
//hc.addRow(this);
}
return(null);
}
public virtual void addCell(VirtualGridCell column)
{
Cells.Add(column);
}
public virtual VirtualGridCell addGridColumn(String headername, object data)
{
VirtualGridHeaderColumn hc = Grid.getHeaderByName(headername);
if (hc != null)
{
VirtualGridCell cell = new VirtualGridCell(Grid,this,hc,null);
//dataCache.Add(headername.ToLower(),cell.Data);
addCell(cell);
setData(headername,data,false); //??
return cell;
//hc.addRow(this);
}
return null;
}
public virtual void addCell(VirtualGridCell column)
{
Cells.Add(column);
}
