} // BuildDataSetNameFromCommand(DbDataAdapter dbAdapter)
static internal string BuildDataSetNameFromCommand(
string cmdText)
{
if (cmdText == null ||
cmdText.Length == 0)
{
return("Table");
}
try
{
// Scan the SELECT statment,
// set the CmdTokenList token list for the SQL statement, and
// build the column and table names lists.
Ingres.ProviderInternals.MetaData md =
new Ingres.ProviderInternals.MetaData(cmdText);
if (md != null &&
md.Tables != null &&
md.Tables.Count > 0)
{
Ingres.ProviderInternals.MetaData.Table t =
(Ingres.ProviderInternals.MetaData.Table)md.Tables[0];
return(t.TableName); // found it! return 1st table name
}
}
catch (FormatException) // catch invalid syntax; i.e. no SELECT
{}
return("Table"); // no SELECT stmt or tables; default to "Table"
}
private void GenDataSetForm_Load(object sender, System.EventArgs e)
{
if (dte == null)
{
MessageBox.Show(
"Visual Studio .NET DTE could not be found.");
return;
}
if (dte.ActiveDocument == null ||
dte.ActiveDocument.ProjectItem == null ||
dte.ActiveDocument.ProjectItem.ContainingProject == null)
{
MessageBox.Show(
"Visual Studio .NET current project could not be found.");
return;
}
currentProject = dte.ActiveDocument.ProjectItem.ContainingProject;
currentProjectFullPath =
GetProperty(currentProject.Properties, "FullPath");
if (currentProjectFullPath.Length == 0 ||
!System.IO.Directory.Exists(currentProjectFullPath))
{
MessageBox.Show(
"Visual Studio .NET current project directory " +
"\"" + currentProjectFullPath + "\"" +
"could not be found.");
return;
}
currentProjectNamespace =
GetProperty(currentProject.Properties, "RootNamespace");
if (currentProjectNamespace.Length == 0)
{
currentProjectNamespace =
GetProperty(currentProject.Properties, "DefaultNamespace");
}
existingDataSetProjectItems =
GetAllDataSetsInProjectItems(
new ArrayList(), currentProject.ProjectItems);
existingDataSetNames =
GetProjectItemsNames(existingDataSetProjectItems);
this.comboBoxExisting.DataSource = existingDataSetNames;
this.textBoxNew.Text = CreateUniqueDataSetName();
tableNames = new StringCollection();
string tableName = "Table";
IDbDataAdapter idbDataAdapter = this.dbDataAdapter as IDbDataAdapter;
if (idbDataAdapter == null ||
idbDataAdapter.SelectCommand == null ||
idbDataAdapter.SelectCommand.CommandText == null ||
idbDataAdapter.SelectCommand.CommandText.Length == 0)
{
MessageBox.Show("Adapter's SelectCommand is not configured",
"Generate " + DATASETNAME_PREFIX);
return;
}
string cmdText = idbDataAdapter.SelectCommand.CommandText;
try
{
// Scan the SELECT statment,
// set the CmdTokenList token list for the SQL statement, and
// build the column and table names lists.
Ingres.ProviderInternals.MetaData md =
new Ingres.ProviderInternals.MetaData(cmdText);
if (md != null &&
md.Tables != null &&
md.Tables.Count > 0)
{
Ingres.ProviderInternals.MetaData.Table t =
(Ingres.ProviderInternals.MetaData.Table)md.Tables[0];
tableName = t.TableName;
}
}
catch (FormatException) // catch invalid syntax
{
MessageBox.Show("Adapter's SelectCommand is not valid syntax.",
"Generate " + DATASETNAME_PREFIX);
return;
}
Component component = (Component)this.dbDataAdapter;
tableName = tableName + " (" + component.Site.Name + ")";
this.checkedListBoxTables.Items.Add(tableName, CheckState.Checked);
// we're good to go; activate controls
if (existingDataSetProjectItems.Count > 0)
{
this.radioButtonExisting.Enabled = true;
}
this.radioButtonNew.Enabled = true;
this.radioButtonNew.Checked = true;
this.buttonOK.Enabled = true;
this.buttonOK.Focus(); // set focus to OK button
} // GenDataSetForm_Load