private void btnAdd_Click(object sender, EventArgs e)
{
CustomRowset cr = new CustomRowset(txtRowsetName.Text, rdEnable.Checked, txtIdentifier.Text, cbType.Text);
if (rdAddRowset.Checked)
{
if (CustomRowset.GetAllCustomRowsets().ContainsKey(cr.name))
{
logger.LogMessage(String.Format("rowset name {0} already exists. Use edit to modify this rowset", cr.name), MessageOptions.Dialog);
return;
}
CustomRowset.Add(cr);
}
else if (rdEditRowset.Checked)
{
CustomRowset.Save(cbSelectRowset.Text, cr);
}
else if (rdDelete.Checked)
{
if (cbSelectRowset.Text.Trim().Length == 0)
{
logger.LogMessage(String.Format("The rowset list is either empty or you haven't chosen anything to delete yet. try again", cr.name), MessageOptions.Dialog);
return;
}
CustomRowset.Delete(cbSelectRowset.Text);
}
if (CustomRowset.GetAllCustomRowsets().Count == 0)
{
rdAddRowset.Checked = true;
}
PopulateRowset(null);
Application.DoEvents();
this.Refresh();
}
void PopulateRowset(String DefaultItem)
{
cbSelectRowset.Items.Clear();
SortedDictionary <string, CustomRowset> cr = CustomRowset.GetAllCustomRowsets();
if (cr.Count == 0)
{
cbSelectRowset.Text = "";
cbSelectRowset.Refresh();
Application.DoEvents();
return;
}
foreach (String key in cr.Keys)
{
cbSelectRowset.Items.Add(key);
}
if (null == DefaultItem)
{
cbSelectRowset.SelectedIndex = 0;
}
else
{
cbSelectRowset.SelectedItem = DefaultItem;
}
cbSelectRowset.Refresh();
Application.DoEvents();
}
static void ReplaceOrAppend(String OldName, CustomRowset cRowset, Operation op)
{
XmlElement el = m_Doc.CreateElement("Rowset");
if (!(op == Operation.Delete))
{
el.SetAttribute("name", cRowset.name);
el.SetAttribute("enabled", cRowset.enabled.ToString());
el.SetAttribute("identifier", cRowset.identifier);
el.SetAttribute("type", cRowset.type);
}
String xPath = String.Format("TextImport/KnownRowsets/Rowset[@name='{0}']", (null == OldName? cRowset.name:OldName));
int ExistingRowsetCountByThisName = m_Doc.SelectNodes(xPath).Count;
//add
if (OldName == null)
{
if (ExistingRowsetCountByThisName > 0)
{
throw new ArgumentException(string.Format(Properties.Resources.Error_CustomRowset_AlreadyExists, cRowset.name, xmlFileName));
}
XmlNode nodeKnownRowsets = m_Doc.SelectSingleNode("TextImport/KnownRowsets");
nodeKnownRowsets.AppendChild(el);
}
else
{
if (ExistingRowsetCountByThisName > 1)
{
throw new ArgumentException(String.Format(Properties.Resources.Error_CustomRowset_NotExists, OldName, xmlFileName));
}
XmlNode node = m_Doc.SelectSingleNode(String.Format("TextImport/KnownRowsets/Rowset[@name='{0}']", OldName));
if (node.HasChildNodes)
{
throw new ArgumentException(String.Format("the rowset {0} in {1} has know column types. Current UI doesn't handle this. Please continue to modify the xml document manually", OldName, xmlFileName));
}
if (node != null) //silently fail if it doesn't exist in xmldoc
{
if (op == Operation.Edit)
{
node.ParentNode.ReplaceChild(el, node);
}
else if (op == Operation.Delete)
{
node.ParentNode.RemoveChild(node);
}
}
}
m_Doc.Save(xmlFileName);
}
private void fmCustomRowset_Load(object sender, EventArgs e)
{
if (!File.Exists(CustomXmlFile))
{
if (!Directory.Exists(Globals.AppDataPath))
{
Directory.CreateDirectory(Globals.AppDataPath);
}
File.Copy(Globals.StartupPath + @"\TextRowsetsCustom_Template.xml", CustomXmlFile);
}
CustomRowset.Init(CustomXmlFile);
rdAddRowset.Checked = true;
InitConrols(Operation.Add);
Application.DoEvents();
}
private void cbSelectRowset_SelectedIndexChanged(object sender, EventArgs e)
{
CustomRowset cr = CustomRowset.GetRowsetByName(cbSelectRowset.Text);
txtIdentifier.Text = cr.identifier;
txtRowsetName.Text = cr.name;
if (cr.enabled)
{
rdEnable.Checked = true;
}
else
{
rdDisable.Checked = true;
}
PopulateType(cr.type);
Application.DoEvents();
}
public static void Add(CustomRowset cr)
{
ReplaceOrAppend(null, cr, Operation.Add);
}
public static void Save(String OldName, CustomRowset cr)
{
ReplaceOrAppend(OldName, cr, Operation.Edit);
}