private void PropertyGridRowDeleted(object sender, DataRowChangeEventArgs e)
{
try
{
EntitySpaces.MetadataEngine.Single o = e.Row.Table.ExtendedProperties["EntitySpaces.MetadataEngine.Single"] as EntitySpaces.MetadataEngine.Single;
if (o != null)
{
try
{
DataTable dt = e.Row.Table;
dt.RowChanged -= new DataRowChangeEventHandler(this.PropertyGridRowChanged);
dt.RowDeleting -= new DataRowChangeEventHandler(this.PropertyGridRowDeleting);
dt.RowDeleted -= new DataRowChangeEventHandler(this.PropertyGridRowDeleted);
dt.AcceptChanges();
dt.RowChanged += new DataRowChangeEventHandler(this.PropertyGridRowChanged);
dt.RowDeleting += new DataRowChangeEventHandler(this.PropertyGridRowDeleting);
dt.RowDeleted += new DataRowChangeEventHandler(this.PropertyGridRowDeleted);
}
catch { }
}
}
catch { }
}
public void EditSingle(EntitySpaces.MetadataEngine.Single obj, string niceName)
{
try
{
this.single = obj;
DataTable dt = new DataTable();
DataColumn k = dt.Columns.Add("Key", typeof(string));
k.Unique = true;
DataColumn v = dt.Columns.Add("Value", typeof(string));
k.AllowDBNull = false;
IPropertyCollection properties = obj.Properties;
DataRowCollection rows = dt.Rows;
foreach (IProperty prop in properties)
{
rows.Add(new object[] { prop.Key, prop.Value });
}
dt.AcceptChanges();
this.Grid.DataSource = null;
this.Grid.DataSource = dt.DefaultView;
dt.ExtendedProperties["EntitySpaces.MetadataEngine.Single"] = obj;
dt.RowChanged += new DataRowChangeEventHandler(PropertyGridRowChanged);
dt.RowDeleting += new DataRowChangeEventHandler(PropertyGridRowDeleting);
dt.RowDeleted += new DataRowChangeEventHandler(PropertyGridRowDeleted);
}
catch { }
}
private void PropertyNiceNameLeave(object sender, EventArgs e)
{
try
{
this.single = null;
}
catch { }
}
private void PropertyGridRowDeleting(object sender, DataRowChangeEventArgs e)
{
try
{
EntitySpaces.MetadataEngine.Single o = e.Row.Table.ExtendedProperties["EntitySpaces.MetadataEngine.Single"] as EntitySpaces.MetadataEngine.Single;
if (o != null)
{
try
{
this.isDirty = true;
o.Properties.RemoveKey(e.Row["Key"] as string);
}
catch { }
}
}
catch { }
}
private void PropertyGridRowChanged(object sender, DataRowChangeEventArgs e)
{
try
{
EntitySpaces.MetadataEngine.Single o = e.Row.Table.ExtendedProperties["EntitySpaces.MetadataEngine.Single"] as EntitySpaces.MetadataEngine.Single;
if (o != null)
{
try
{
string sKey = e.Row["Key"] as string;
if (sKey == null || sKey.Length == 0)
{
MessageBox.Show("Requires a 'Key' or this record won't be saved");
return;
}
string sValue = e.Row["Value"] as string;
if (sValue == null || sValue.Length == 0)
{
MessageBox.Show("Requires a 'Value' or this record won't be saved");
return;
}
IProperty p = o.Properties[sKey];
if (p != null)
{
p.Value = sValue;
}
else
{
o.Properties.AddKeyValue(sKey, sValue);
}
this.isDirty = true;
}
catch { }
}
}
catch { }
}
