protected override bool OnClick(ClickEvent e)
{
OperationStarted?.Invoke();
Action?.Invoke();
OperationEnded?.Invoke();
return(true);
}
protected void TriggerOperationEnded() => OperationEnded?.Invoke();
private void LoadObjects(DbObjectSearch search = null)
{
try
{
pbLoading.Visible = true;
OperationStarted?.Invoke(this, "Loading objects...");
tvwObjects.BeginUpdate();
tvwObjects.Nodes.Clear();
var schemas = _objects
.Where(obj => !string.IsNullOrEmpty(obj.Schema) && (search?.IsIncluded(obj) ?? true))
.GroupBy(obj => obj.Schema).OrderBy(grp => grp.Key);
FolderNode folderNode = null;
foreach (var schemaGrp in schemas)
{
var schemaNode = new SchemaNode(schemaGrp.Key, schemaGrp.Count());
tvwObjects.Nodes.Add(schemaNode);
var tables = schemaGrp.OfType <Table>().OrderBy(obj => obj.Name);
if (tables.Any())
{
folderNode = new FolderNode("Tables", tables.Count());
schemaNode.Nodes.Add(folderNode);
foreach (var table in tables)
{
var tableNode = new TableNode(table);
if (_aliasManager.ContainsTable(table.ToString(), out string alias))
{
tableNode.Alias = alias;
}
folderNode.Nodes.Add(tableNode);
var foreignKeys = table.GetParentForeignKeys(_objects);
tableNode.Columns.AddRange(table.Columns.Select(col =>
{
var node = new ColumnNode(col, foreignKeys, table.IdentityColumn);
if (IsUniqueMultiColumn(table, col))
{
node.NodeFont = new Font(tvwObjects.Font, FontStyle.Bold);
}
return(node);
}));
var childFKs = table.GetChildForeignKeys(_objects);
if (childFKs.Any())
{
var childFolderNode = new TreeNode($"Child Tables ({childFKs.Count()})")
{
ImageKey = "join", SelectedImageKey = "join"
};
tableNode.Nodes.Add(childFolderNode);
foreach (var childFK in childFKs)
{
var fkNode = new TableNode(childFK);
childFolderNode.Nodes.Add(fkNode);
}
}
}
folderNode.Expand();
}
var views = schemaGrp.OfType <SqlSchema.Library.Models.View>().OrderBy(obj => obj.Name);
if (views.Any())
{
folderNode = new FolderNode("Views", views.Count());
schemaNode.Nodes.Add(folderNode);
foreach (var view in views)
{
var viewNode = new ViewNode(view);
folderNode.Nodes.Add(viewNode);
}
}
var functions = schemaGrp.OfType <TableFunction>().OrderBy(obj => obj.Name);
if (functions.Any())
{
folderNode = new FolderNode("Functions", functions.Count());
schemaNode.Nodes.Add(folderNode);
foreach (var func in functions)
{
var functionNode = new FunctionNode(func);
folderNode.Nodes.Add(functionNode);
}
}
var procs = schemaGrp.OfType <Procedure>().OrderBy(obj => obj.Name);
if (procs.Any())
{
folderNode = new FolderNode("Procedures", procs.Count());
schemaNode.Nodes.Add(folderNode);
foreach (var proc in procs)
{
var procNode = new ProcedureNode(proc);
folderNode.Nodes.Add(procNode);
}
}
schemaNode.Expand();
}
}
finally
{
tvwObjects.EndUpdate();
pbLoading.Visible = false;
OperationEnded?.Invoke(this, new EventArgs());
}
}
