public override object EditValue(
ITypeDescriptorContext context,
IServiceProvider provider,
object value)
{
// load the VSDesign assembly
Assembly assemDesign =
IngresDataAdapterToolboxItem.LoadDesignAssembly();
if (assemDesign == null)
return null;
// call the counterpart method in the VSDesign assembly.
Object[] parms;
parms = new Object[3];
parms[0] = context;
parms[1] = provider;
parms[2] = value;
Type t = assemDesign.GetType(
"Ingres.Client.Design.ConnectionStringUITypeEditor");
if (t == null)
return null;
object o = Activator.CreateInstance(t);
MethodInfo mi = t.GetMethod("EditIngresValue");
if (mi == null)
return null;
return mi.Invoke(o, parms);
}
CreateComponentsCore(System.ComponentModel.Design.IDesignerHost host)
{
Assembly assemDesign =
IngresDataAdapterToolboxItem.LoadDesignAssembly();
if (assemDesign == null)
{
return(null);
}
// call the counterpart method in the VSDesign assembly.
Object[] parms = new Object[1];
parms[0] = host;
Type t = assemDesign.GetType(
"Ingres.Client.Design.IngresDataAdapterToolboxItem");
if (t == null)
{
return(null);
}
object o = Activator.CreateInstance(t);
MethodInfo mi = t.GetMethod("CreateIngresComponents");
if (mi == null)
{
return(null);
}
return(mi.Invoke(o, parms) as IComponent[]);
} // CreateComponentsCore
// Event handling method for the "Generate DataSet..." verb
private void OnGenerate(object sender, EventArgs e)
{
Assembly assemDesign =
IngresDataAdapterToolboxItem.LoadDesignAssembly();
if (assemDesign == null)
{
return;
}
// call the OnGenerate method item in the VSDesign assembly.
Object[] parms = new Object[3];
parms[0] = this.Component;
parms[1] = sender;
parms[2] = e;
Type t = assemDesign.GetType(
"Ingres.Client.Design.GenDataSetDesigner");
if (t == null)
{
return;
}
object o = Activator.CreateInstance(t);
MethodInfo mi = t.GetMethod("OnGenerateIngresDataSet");
if (mi == null)
{
return;
}
mi.Invoke(o, parms);
} // OnGenerate
} // GetDesignAssembly
internal static Assembly LoadDesignAssembly()
{
string designAssembly =
IngresDataAdapterToolboxItem.GetDesignAssembly();
Assembly assemDesign = Assembly.Load(designAssembly);
return(assemDesign);
}