public override object EditValue(
ITypeDescriptorContext context,
IServiceProvider provider,
object value)
{
if (context != null &&
context.Instance != null &&
provider != null)
{
IWindowsFormsEditorService edSvc =
(IWindowsFormsEditorService)provider.GetService(
typeof(IWindowsFormsEditorService));
if (edSvc != null)
{
// set connection string into an IngresConnection
IngresConnection connection =
new IngresConnection((string)value);
// call the dialog for building/modifying the connection str
ConnectionEditor editor =
new ConnectionEditor(connection);
value = connection.ConnectionString; // return updated string
} // end if (edSvc != null)
} // end if context is OK
return value;
}
//public DataAdapterWizard() : this(new IngresDataAdapter(), null)
//{
//}
public DataAdapterWizard(
IngresDataAdapter adapter,
System.ComponentModel.Design.IDesignerHost host)
{
Form dlgWelcome = new DataAdapterWizardWelcomeForm();
DataAdapterWizardGenerateForm dlgGenerate= null;
DialogResult result = DialogResult.OK;
//goto debugLabel;
ShowWelcome:
result = dlgWelcome.ShowDialog();
if (result == DialogResult.Cancel) // if Cancel button, return
return;
//debugLabel:
ConnectionEditor connectionEditor =
new ConnectionEditor(adapter, host);
if (dlgGenerate == null)
dlgGenerate =
new DataAdapterWizardGenerateForm(adapter.SelectCommand);
//ShowGenerate:
result = dlgGenerate.ShowDialog();
if (result == DialogResult.Cancel) // if Cancel button, return
return;
// update the SelectCommand with the entry from the form's text
if (result == DialogResult.Retry) // if Back button, go back one
goto ShowWelcome;
adapter.SelectCommand.CommandText = dlgGenerate.CommandText;
try
{
TableMappings.Generate(adapter);
}
catch (Exception ex)
{
MessageBox.Show(
"Could not generate DataAdapter's TableMappings.\n" +
ex.Message,
"Data Adapter Wizard");
}
}
protected override IComponent[] CreateComponentsCore(System.ComponentModel.Design.IDesignerHost host)
{
//MessageBox.Show("ConnectionToolboxItem.CreateComponentsCore called!");
const string prefix = VSNETConst.shortTitle; // "Ingres"
IContainer designerHostContainer = host.Container;
//ComponentCollection components = null;
ArrayList newComponents = new ArrayList();
ArrayList newCommandComponents = new ArrayList();
string name;
if (designerHostContainer == null) // safety check
return null;
IngresConnection connection = new IngresConnection();
// Once a reference to an assembly has been added to this service,
// this service can load types from names that
// do not specify an assembly.
ITypeResolutionService resService =
(ITypeResolutionService)host.GetService(typeof(ITypeResolutionService));
System.Reflection.Assembly assembly = connection.GetType().Module.Assembly;
if (resService != null)
{
resService.ReferenceAssembly(assembly.GetName());
// set the assembly name to load types from
}
name = DesignerNameManager.CreateUniqueName(
designerHostContainer, prefix, "Connection");
try
{
designerHostContainer.Add(connection, name);
newComponents.Add(connection);
}
catch (ArgumentException ex)
{
string exMsg = ex.ToString() +
"\nRemove IngresConnection component '" + name + "'" +
" that is defined outside of the designer. ";
MessageBox.Show(exMsg, "Add " + name + " failed");
return null;
}
// invoke the wizard to create the connection and query
ConnectionEditor wizard = new ConnectionEditor(connection);
return (IComponent[])(newComponents.ToArray(typeof(IComponent)));
//return base.CreateComponentsCore(host);
}
