Пример #1
0
        private static void OnBusyStateChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
        {
            var element = d as FrameworkElement;

            if (element != null)
            {
                var isBusy = (bool)e.NewValue;

                if (isBusy)
                {
                    var     busyCtrl = new BusyControl();
                    Adorner adorner  = new ControlAdorner(element, busyCtrl);
                    AdornerLayer.GetAdornerLayer(element).Add(adorner);

                    element.SetValue(AdornerProperty, adorner);
                }
                else
                {
                    var adorner = element.GetValue(AdornerProperty) as Adorner;
                    if (adorner != null)
                    {
                        AdornerLayer.GetAdornerLayer(element).Remove(adorner);
                        element.SetValue(AdornerProperty, null);
                    }
                }
            }
        }
Пример #2
0
        protected override void Activate(ModelItem item)
        {
            designObject = item.GetCurrentValue() as LinkableControl;//获得被点击的控件对象

            if (designObject != null)
            {
                designCanvas = designObject.Parent as Panel;
                DesignerView v = DesignerView.FromContext(Context);
                adorner = new ControlAdorner(designObject);
                adorner.RenderTransform = new ScaleTransform(v.ZoomLevel, v.ZoomLevel);

                foreach (var pin in adorner.Children)
                {
                    pin.MouseLeftButtonDown += new MouseButtonEventHandler(Pin_MouseLeftButtonDown); //按下左键选中hitPin,开始拖动
                    pin.MouseMove           += new MouseEventHandler(Pin_MouseMove);                 //移动鼠标,开始找寻目标连接节点
                }

                AdornerPanel.SetAdornerHorizontalAlignment(adorner, AdornerHorizontalAlignment.Stretch);
                AdornerPanel.SetAdornerVerticalAlignment(adorner, AdornerVerticalAlignment.Stretch);
                _panel.Children.Add(adorner);

                Adorners.Add(_panel);
                v.ZoomLevelChanged += (s, e) => { adorner.RenderTransform = new ScaleTransform(v.ZoomLevel, v.ZoomLevel); };
            }

            base.Activate(item);
        }
    private void Pin_MouseEnter(object sender, MouseEventArgs e)
    {
        _adornerLayer = AdornerLayer.GetAdornerLayer(this);
        FrameworkElement element = DescriptionItemTemplate.LoadContent() as FrameworkElement;

        if (element == null)
        {
            return;
        }
        element.DataContext = this.DataContext;
        _adorner            = new ControlAdorner(this, element);
        _adornerLayer.Add(_adorner);
    }
 private void OnLoaded(object sender, RoutedEventArgs e)
 {
     _adorner = new ControlAdorner(AssociatedObject, AdornerTemplate.LoadContent() as FrameworkElement,
                                   AssociatedObject?.DataContext, AdornerProperties.GetAdornerContext(this));
     _adorner.Margin = new Thickness(-6, 0, -6, 0);
     HideAdorner();
     Application.Current.MainWindow.PreviewMouseLeftButtonDown += OnPreviewMouseDown;
     Application.Current.MainWindow.PreviewMouseLeftButtonUp   += OnPreviewMouseUp;
     Application.Current.MainWindow.PreviewMouseMove           += OnPreviewMouseMove;
     if (MouseEvent == OverlookMouseBehavior.OnMouseOverAndCtrl)
     {
         Application.Current.MainWindow.PreviewKeyDown += OnPreviewKeyDown;
     }
 }
Пример #5
0
        private void Hide()
        {
            System.Diagnostics.Debug.WriteLine("Hide()");

            RemoveMouseCapture(content);
            RemoveMouseCapture(_keeper);
            if (_adorner != null)
            {
                //System.Diagnostics.Debug.WriteLine("Hide() exists _adorner");
                AdornerLayer.GetAdornerLayer(this).Remove(_adorner);
                _adorner.Child     = null;
                _adorner           = null;
                content.Visibility = System.Windows.Visibility.Collapsed;
                this.Content       = content;
            }
        }
Пример #6
0
        private void Show()
        {
            var holder = GetAdornerLayerHolderElement();



            if (_adorner == null)
            {
                RemoveVisualChild(VisualTreeHelper.GetChild(this, 0) as FrameworkElement);
                var content = FormElement;

                if (double.IsNaN(content.Width))
                {
                    //var wBinding = new Binding("ActualWidth");
                    //wBinding.Source = holder;
                    //BindingOperations.SetBinding(content, FrameworkElement.WidthProperty, wBinding);
                    //content.Width = holder.ActualWidth;
                }

                if (double.IsNaN(content.Height))
                {
                    //var hBinding = new Binding("ActualHeight");
                    //hBinding.Source = holder;
                    //BindingOperations.SetBinding(content, FrameworkElement.HeightProperty, hBinding);
                    //content.Width = holder.ActualHeight;
                }

                try
                {
                    _adorner = new ControlAdorner(this /*, holder*/)
                    {
                        Child = VisualTreeHelper.GetParent(content) as FrameworkElement
                    };
                }
                catch (Exception ex)
                {
                    throw ex;
                }
            }

            var adrLayer = AdornerLayer.GetAdornerLayer(this);

            //LogicalTreeHelper

            adrLayer.Remove(_adorner);
            adrLayer.Add(_adorner);
        }
Пример #7
0
        /// <summary>
        ///     The remove adorner.
        /// </summary>
        private void RemoveAdorner()
        {
            if (this.adorner == null || this.adornerLayer == null)
            {
                return;
            }

            if (this.adornerDragDrop != null)
            {
                ControlAdornerDragDrop.Detach(this.adornerDragDrop);
                this.adornerDragDrop = null;
            }

            this.adornerLayer.Remove(this.adorner);
            this.adorner.Child = null;
            this.adorner       = null;
            this.adornerLayer  = null;

            this.RegisterBeingMovedOut();
        }
Пример #8
0
        /// <summary>
        ///     The create adorner.
        /// </summary>
        private void CreateAdorner()
        {
            if (this.adorner != null || (Application.Current.MainWindow == null && this.userDefinedAdorner == null))
            {
                return;
            }

            var adornedElement = this.GetAdornerElement();

            if (adornedElement == null)
            {
                return;
            }

            AdornerLayer layer = AdornerLayer.GetAdornerLayer(adornedElement);

            if (layer == null)
            {
                return;
            }

            this.isPositionCalculated = false;
            var ad = new ControlAdorner(adornedElement)
            {
                Child = this, Focusable = false
            };

            KeyboardNavigation.SetTabNavigation(ad, KeyboardNavigationMode.None);
            layer.Add(ad);
            this.adorner      = ad;
            this.adornerLayer = layer;

            if (this.IsPinned && this.adornerDragDrop == null)
            {
                this.adornerDragDrop = ControlAdornerDragDrop.Attach(this.adorner);
            }

            this.RegisterBeingInFront();
        }
Пример #9
0
        private void Show()
        {
            if (_adorner == null)
            {
                try
                {
                    _adorner = new ControlAdorner(this)
                    {
                        Child = content
                    };
                }
                catch (Exception ex)
                {
                    throw ex;
                }

                //System.Diagnostics.Debug.WriteLine("Show() new _adorner");
            }

            AdornerLayer.GetAdornerLayer(this).Remove(_adorner);
            AdornerLayer.GetAdornerLayer(this).Add(_adorner);
            GetMouseCapture(content);
        }
 private void Pin_MouseLeave(object sender, MouseEventArgs e)
 {
     _adornerLayer.Remove(_adorner);
     _adorner = null;
 }
    private static void OnOffsetYChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
    {
        ControlAdorner instance = (ControlAdorner)d;

        instance.OnOffsetYChanged(e);
    }