public override void OnDoubleClick(Control host)
{
Form f = host.FindForm();
if (f != null)
{
f.Cursor = System.Windows.Forms.Cursors.WaitCursor;
}
host.Cursor = System.Windows.Forms.Cursors.WaitCursor;
IMethod m = null;
if (_methodPointer != null)
{
m = _methodPointer.MethodPointed;
}
MethodClass scopeMethod = null;
MathExpCtrl mctrl = host as MathExpCtrl;
if (mctrl != null)
{
scopeMethod = mctrl.ScopeMethod as MethodClass;
if (scopeMethod == null)
{
MathNodeRoot r = mctrl.Root;
if (r != null)
{
scopeMethod = r.ScopeMethod as MethodClass;
}
}
}
FrmObjectExplorer dlg = DesignUtil.CreateSelectMethodDialog(scopeMethod, m);
if (dlg != null)
{
dlg.SetCheckTaget(checkTarget);
if (dlg.ShowDialog(f) == DialogResult.OK)
{
IAction act = null;
if (_methodPointer != null)
{
act = _methodPointer.Action;
}
MethodClass mc = dlg.SelectedObject as MethodClass;
if (mc != null)
{
_methodPointer = mc.CreateMethodPointer(act) as IActionMethodPointer;
}
else
{
_methodPointer = (IActionMethodPointer)dlg.SelectedObject;
}
_methodPointer.Action = act;
ChildNodeCount = _methodPointer.ParameterCount;
host.Invalidate();
}
}
host.Cursor = System.Windows.Forms.Cursors.Default;
if (f != null)
{
f.Cursor = System.Windows.Forms.Cursors.Default;
}
}
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)
{
IMethod m = value as IMethod;
IActionMethodPointer im = null;
MethodPointer method = value as MethodPointer;
if (m == null)
{
IMethodPointerHolder mh = context.Instance as IMethodPointerHolder;
if (mh != null)
{
im = mh.GetMethodPointer();
if (im != null)
{
m = im.MethodPointed;
}
}
}
MethodClass scopeMethod = null;
Type t = edSvc.GetType();
PropertyInfo pif0 = t.GetProperty("OwnerGrid");
if (pif0 != null)
{
object g = pif0.GetValue(edSvc, null);
MathPropertyGrid pg = g as MathPropertyGrid;
if (pg != null)
{
scopeMethod = pg.ScopeMethod as MethodClass;
}
}
if (scopeMethod == null)
{
IAction ia = context.Instance as IAction;
if (ia != null)
{
scopeMethod = ia.ScopeMethod as MethodClass;
}
}
FrmObjectExplorer dlg = DesignUtil.CreateSelectMethodDialog(scopeMethod, m);
if (edSvc.ShowDialog(dlg) == DialogResult.OK)
{
IAction act = null;
if (method != null)
{
act = method.Action;
}
if (act == null)
{
if (im != null)
{
act = im.Action;
}
}
IPropertyEx p = dlg.SelectedObject as IPropertyEx;
if (p != null)
{
value = p.CreateSetterMethodPointer(act);
}
else
{
MethodPointer mp = dlg.SelectedObject as MethodPointer;
if (mp != null)
{
mp.Action = act;
value = mp;
}
else
{
CustomMethodPointer cmp = dlg.SelectedObject as CustomMethodPointer;
if (cmp != null)
{
cmp.Action = act;
value = cmp;
}
}
}
}
}
}
return(value);
}