Exemplo n.º 1
0
        static Delegate[] GetClosingEventInvocationList(Window target)
        {
            Delegate[] PaintEventInvocationList = null;

            var ParenTWindow = target;

            if (ParenTWindow == null)
            {
                return(PaintEventInvocationList);
            }

            string PaintEventKeyName = "EventClosing";

            PropertyInfo     FormEventProperty;         // 窗体事件属性信息
            EventHandlerList FormEventPropertyInstance; // 窗体事件属性对象
            FieldInfo        PaintEventKeyField;        // Paint事件对应的键值字段信息
            Object           PaintEventKeyInstance;     // Paint事件对应的键值对象
            Delegate         PaintEventDelegate;

            Type FormType            = typeof(System.Windows.Controls.Control);
            Type BaeTypeOfPaintEvent = typeof(System.Windows.Controls.Control);


            FormEventProperty         = FormType.GetProperty("Events", BindingFlags.Instance | BindingFlags.NonPublic);
            FormEventPropertyInstance = FormEventProperty.GetValue(ParenTWindow, null) as EventHandlerList;

            PaintEventKeyField = BaeTypeOfPaintEvent.GetField(PaintEventKeyName, BindingFlags.Static | BindingFlags.NonPublic);

            PaintEventKeyInstance = PaintEventKeyField.GetValue(ParenTWindow);
            PaintEventDelegate    = FormEventPropertyInstance[PaintEventKeyInstance];

            if (PaintEventDelegate != null)
            {
                PaintEventInvocationList = PaintEventDelegate.GetInvocationList();
            }

            return(PaintEventInvocationList);
        }
Exemplo n.º 2
0
        protected Delegate[] GetPaintEventInvocationList()
        {
            Delegate[] PaintEventInvocationList = null;

            Control ParentForm = this.Parent as Control;

            if (ParentForm == null)
            {
                return(PaintEventInvocationList);
            }

            string PaintEventKeyName = "EventPaint";

            PropertyInfo     FormEventProperty;         // 窗体事件属性信息
            EventHandlerList FormEventPropertyInstance; // 窗体事件属性对象
            FieldInfo        PaintEventKeyField;        // Paint事件对应的键值字段信息
            Object           PaintEventKeyInstance;     // Paint事件对应的键值对象
            Delegate         PaintEventDelegate;

            Type FormType            = typeof(Control);
            Type BaeTypeOfPaintEvent = typeof(Control);


            FormEventProperty         = FormType.GetProperty("Events", BindingFlags.Instance | BindingFlags.NonPublic);
            FormEventPropertyInstance = FormEventProperty.GetValue(ParentForm, null) as EventHandlerList;

            PaintEventKeyField = BaeTypeOfPaintEvent.GetField(PaintEventKeyName, BindingFlags.Static | BindingFlags.NonPublic);

            PaintEventKeyInstance = PaintEventKeyField.GetValue(ParentForm);
            PaintEventDelegate    = FormEventPropertyInstance[PaintEventKeyInstance];

            if (PaintEventDelegate != null)
            {
                PaintEventInvocationList = PaintEventDelegate.GetInvocationList();
            }

            return(PaintEventInvocationList);
        }