protected virtual void OnNew(object sender, EventArgs e)
{
try
{
CurrentFormMode = FormModes.New;
}
catch (Exception ex)
{
JBillingMessageBox.ShowException(ex);
}
}
protected override void OnLeave(EventArgs e)
{
DataSource.Tables[TableName].RowChanged -= new DataRowChangeEventHandler(JBillingTextBox_RowChanged);
try
{
DataSource.Tables[TableName].Rows[Index][ColumnName] = Text;
base.OnLeave(e);
}
catch (Exception ex)
{
JBillingMessageBox.ShowException(ex);
}
finally
{
DataSource.Tables[TableName].RowChanged += new DataRowChangeEventHandler(JBillingTextBox_RowChanged);
}
}
protected virtual void OnSave(object sender, EventArgs e)
{
try
{
if (FormHasChanged)
{
EndEdit(MainDataSet);
if (UpdateData())
{
MainDataSet.AcceptChanges();
DataChanged = false;
}
CurrentFormMode = FormModes.Edit;
}
}
catch (Exception ex)
{
JBillingMessageBox.ShowException(ex);
}
}
protected virtual void OnCancel(object sender, EventArgs e)
{
try
{
EndEdit(MainDataSet);
if (FormHasChanged)
{
if (JBindingManager != null)
{
((CurrencyManager)JBindingManager).CancelCurrentEdit();
}
MainDataSet.RejectChanges();
DataChanged = false;
CurrentFormMode = FormModes.Edit;
}
}
catch (Exception ex)
{
JBillingMessageBox.ShowException(ex);
}
}
