public override void OnApplyTemplate()
{
base.OnApplyTemplate();
if (this.ScrollViewer == null)
return;
this.designerCanvas = this.ScrollViewer.Content as DesignerCanvas;
if (this.designerCanvas == null)
throw new Exception("DesignerCanvas must not be null!");
this.zoomThumb = Template.FindName("PART_ZoomThumb", this) as Thumb;
if (this.zoomThumb == null)
throw new Exception("PART_ZoomThumb template is missing!");
this.zoomCanvas = Template.FindName("PART_ZoomCanvas", this) as Canvas;
if (this.zoomCanvas == null)
throw new Exception("PART_ZoomCanvas template is missing!");
this.zoomSlider = Template.FindName("PART_ZoomSlider", this) as Slider;
if (this.zoomSlider == null)
throw new Exception("PART_ZoomSlider template is missing!");
this.designerCanvas.LayoutUpdated += new EventHandler(this.DesignerCanvas_LayoutUpdated);
this.zoomThumb.DragDelta += new DragDeltaEventHandler(this.Thumb_DragDelta);
this.zoomSlider.ValueChanged += new RoutedPropertyChangedEventHandler<double>(this.ZoomSlider_ValueChanged);
this.scaleTransform = new ScaleTransform();
this.designerCanvas.LayoutTransform = this.scaleTransform;
}
protected virtual void OnDesignerCanvasChanged(DesignerCanvas oldDesignerCanvas, DesignerCanvas newDesignerCanvas)
{
if (newDesignerCanvas != null)
{
newDesignerCanvas.LayoutUpdated += new EventHandler(this.DesignerCanvas_LayoutUpdated);
newDesignerCanvas.LayoutTransform = this.scaleTransform;
}
}
public RubberbandAdorner(DesignerCanvas designerCanvas, Point? dragStartPoint)
: base(designerCanvas)
{
this.designerCanvas = designerCanvas;
this.startPoint = dragStartPoint;
rubberbandPen = new Pen(Brushes.LightSlateGray, 1);
rubberbandPen.DashStyle = new DashStyle(new double[] { 2 }, 1);
}
private void MoveThumb_DragStarted(object sender, DragStartedEventArgs e)
{
this.designerItem = DataContext as DesignerItem;
if (this.designerItem != null)
{
this.designerCanvas = VisualTreeHelper.GetParent(this.designerItem) as DesignerCanvas;
}
}
public ConnectorAdorner(DesignerCanvas designer, Connector sourceConnector)
: base(designer)
{
this.designerCanvas = designer;
this.sourceConnector = sourceConnector;
drawingPen = new Pen(Brushes.LightSlateGray, 1);
drawingPen.LineJoin = PenLineJoin.Round;
this.Cursor = Cursors.Cross;
}
void System.Windows.Markup.IComponentConnector.Connect(int connectionId, object target)
{
switch (connectionId)
{
case 1:
this.MyDesigner = ((DiagramDesigner.DesignerCanvas)(target));
return;
}
this._contentLoaded = true;
}
internal ConnectorInfo GetInfo()
{
ConnectorInfo info = new ConnectorInfo();
info.DesignerItemLeft = DesignerCanvas.GetLeft(this.ParentDesignerItem);
info.DesignerItemTop = DesignerCanvas.GetTop(this.ParentDesignerItem);
info.DesignerItemSize = new Size(this.ParentDesignerItem.ActualWidth, this.ParentDesignerItem.ActualHeight);
info.Orientation = this.Orientation;
info.Position = this.Position;
return(info);
}
public DesignerItem AddDesignerItem(FrameworkElement item, Point position, Size?size, int layer = 0, bool insertInBackground = false, Guid?itemGuid = null)
{
DesignerItem newItem = new DesignerItem();
if (itemGuid != null)
{
newItem.ID = itemGuid.Value;
}
newItem.Content = item;
newItem.Layer = layer;
if (size.HasValue)
{
newItem.Width = size.Value.Width;
newItem.Height = size.Value.Height;
}
DesignerCanvas.SetLeft(newItem, position.X);
DesignerCanvas.SetTop(newItem, position.Y);
//Canvas.SetZIndex(newItem, this.Children.Count);
newItem.ZIndex = this.Children.Count;
if (insertInBackground)
{
newItem.ZIndex = 0;
this.Children.Insert(0, newItem);
}
else
{
this.Children.Add(newItem);
}
SetConnectorDecoratorTemplate(newItem);
//update selection
//this.SelectionService.SelectItem(newItem);
//newItem.Focus();
raiseDesignerItemAdded(item, newItem);
bool layerVisible = false;
if (!visibleLayers.TryGetValue(layer, out layerVisible) || layerVisible)
{
item.Visibility = System.Windows.Visibility.Visible;
}
else
{
item.Visibility = System.Windows.Visibility.Hidden;
}
//updateVisibleDesigneritems();
return(newItem);
}
void System.Windows.Markup.IComponentConnector.Connect(int connectionId, object target)
{
switch (connectionId)
{
case 1:
this.SearchFrame = ((DiagramDesigner.SearchTextBox)(target));
return;
case 2:
this.SiderbarScrollViewer = ((System.Windows.Controls.ScrollViewer)(target));
return;
case 3:
this.SymbolStencilsScrollViewer = ((System.Windows.Controls.ScrollViewer)(target));
return;
case 4:
this.ConditionStencilsScrollViewer = ((System.Windows.Controls.ScrollViewer)(target));
return;
case 5:
this.ActionStencilsScrollViewer = ((System.Windows.Controls.ScrollViewer)(target));
return;
case 6:
this.TargetStencilsScrollViewer = ((System.Windows.Controls.ScrollViewer)(target));
return;
case 7:
this.TargetScrollViewer = ((System.Windows.Controls.ScrollViewer)(target));
return;
case 8:
this.TargetPanel = ((System.Windows.Controls.StackPanel)(target));
return;
case 9:
this.DesignerScrollViewer = ((System.Windows.Controls.ScrollViewer)(target));
return;
case 10:
this.MyDesignerCanvas = ((DiagramDesigner.DesignerCanvas)(target));
return;
case 11:
this.AiBarScrollViewer = ((System.Windows.Controls.ScrollViewer)(target));
return;
case 12:
this.AiBar = ((System.Windows.Controls.StackPanel)(target));
return;
}
this._contentLoaded = true;
}
protected override void OnMouseLeftButtonDown(MouseButtonEventArgs e)
{
base.OnMouseLeftButtonDown(e);
DesignerCanvas canvas = GetDesignerCanvas(this);
if (canvas != null)
{
// position relative to DesignerCanvas
this.dragStartPoint = new Point?(e.GetPosition(canvas));
e.Handled = true;
}
}
private Connector GetConnector(Guid itemID, String connectorName, DesignerCanvas canvas)
{
DesignerItem designerItem = (from item in canvas.Children.OfType <DesignerItem>()
where item.ID == itemID
select item).FirstOrDefault();
Control connectorDecorator = designerItem.Template.FindName("PART_ConnectorDecorator", designerItem) as Control;
connectorDecorator.ApplyTemplate();
return(connectorDecorator.Template.FindName(connectorName, connectorDecorator) as Connector);
}
protected override void OnPreviewMouseDown(MouseButtonEventArgs e)
{
base.OnPreviewMouseDown(e);
DesignerCanvas designer = VisualTreeHelper.GetParent(this) as DesignerCanvas;
// update selection
if (designer != null)
{
if ((Keyboard.Modifiers & (ModifierKeys.Shift | ModifierKeys.Control)) != ModifierKeys.None)
{
if (this.IsSelected)
{
designer.SelectionService.RemoveFromSelection(this);
}
else
{
designer.SelectionService.AddToSelection(this);
}
}
else if (!this.IsSelected)
{
designer.SelectionService.SelectItem(this);
//if (!string.IsNullOrEmpty(this.RealatedPorpertyCardName))
//{
this.RealatedPorpertyCardName = "PropertyGridCard";
PropertyGridControl card = designer.FindName(this.RealatedPorpertyCardName) as PropertyGridControl;
if (card != null)
{
var count = VisualTreeHelper.GetChildrenCount(this);
for (int i = 0; i <= count - 1; i++)
{
var child = VisualTreeHelper.GetChild(this, i);
var length = VisualTreeHelper.GetChildrenCount(child);
for (int j = 0; j < length; j++)
{
var aa = VisualTreeHelper.GetChild(child, j) as ContentPresenter;
if (aa != null)
{
card.SelectedObject = aa.Content;
}
}
}
}
}
Focus();
}
e.Handled = false;
}
void System.Windows.Markup.IComponentConnector.Connect(int connectionId, object target)
{
switch (connectionId)
{
case 1:
this.PropertyGrid = ((Xceed.Wpf.Toolkit.PropertyGrid.PropertyGrid)(target));
return;
case 2:
this.MyDesigner = ((DiagramDesigner.DesignerCanvas)(target));
return;
}
this._contentLoaded = true;
}
void System.Windows.Markup.IComponentConnector.Connect(int connectionId, object target)
{
switch (connectionId)
{
case 1:
this.wfhPropertyGrid = ((System.Windows.Forms.Integration.WindowsFormsHost)(target));
return;
case 2:
this.MyDesigner = ((DiagramDesigner.DesignerCanvas)(target));
return;
}
this._contentLoaded = true;
}
protected override void OnDrop(DragEventArgs e)
{
base.OnDrop(e);
DragObject dragObject = e.Data.GetData(typeof(DragObject)) as DragObject;
if (dragObject != null && !String.IsNullOrEmpty(dragObject.Xaml))
{
DesignerItem newItem = null;
Object content = XamlReader.Load(XmlReader.Create(new StringReader(dragObject.Xaml)));
if (content != null)
{
newItem = new DesignerItem(dragObject.Tag);
newItem.Content = content;
var temp = newItem as ContentControl;
var abc = temp.Content as TextBox;
Point position = e.GetPosition(this);
if (dragObject.DesiredSize.HasValue)
{
Size desiredSize = dragObject.DesiredSize.Value;
newItem.Width = desiredSize.Width;
newItem.Height = desiredSize.Height;
DesignerCanvas.SetLeft(newItem, Math.Max(0, position.X - newItem.Width / 2));
DesignerCanvas.SetTop(newItem, Math.Max(0, position.Y - newItem.Height / 2));
}
else
{
DesignerCanvas.SetLeft(newItem, Math.Max(0, position.X));
DesignerCanvas.SetTop(newItem, Math.Max(0, position.Y));
}
Canvas.SetZIndex(newItem, this.Children.Count);
this.Children.Add(newItem);
SetConnectorDecoratorTemplate(newItem);
//update selection
this.SelectionService.SelectItem(newItem);
EnsureComponentUniqueName(newItem);
newItem.Focus();
}
e.Handled = true;
}
}
protected override void OnDrop(DragEventArgs e)
{
base.OnDrop(e);
Console.WriteLine("Dropped");
DragObject dragObject = e.Data.GetData(typeof(DragObject)) as DragObject;
if (dragObject != null && !String.IsNullOrEmpty(dragObject.Xaml))
{
DesignerItem newItem = null;
Object content = XamlReader.Load(XmlReader.Create(new StringReader(dragObject.Xaml)));
if (content != null)
{
newItem = new DesignerItem();
newItem.Content = content;
newItem.primaryField = (Window.GetWindow(this) as Window1).tbComponentName.Text;
newItem.secondaryField = (Window.GetWindow(this) as Window1).tbComponentDesc.Text;
Point position = e.GetPosition(this);
if (dragObject.DesiredSize.HasValue)
{
Size desiredSize = dragObject.DesiredSize.Value;
newItem.Width = desiredSize.Width;
newItem.Height = desiredSize.Height;
DesignerCanvas.SetLeft(newItem, Math.Max(0, position.X - newItem.Width / 2));
DesignerCanvas.SetTop(newItem, Math.Max(0, position.Y - newItem.Height / 2));
}
else
{
DesignerCanvas.SetLeft(newItem, Math.Max(0, position.X));
DesignerCanvas.SetTop(newItem, Math.Max(0, position.Y));
}
Canvas.SetZIndex(newItem, this.Children.Count);
this.Children.Add(newItem);
SetConnectorDecoratorTemplate(newItem);
//update selection
this.SelectionService.SelectItem(newItem);
newItem.Focus();
}
e.Handled = true;
Console.WriteLine("handled creation");
}
}
private void ShowAdorner()
{
// the ConnectionAdorner is created once for each Connection
if (this.connectionAdorner == null)
{
DesignerCanvas designer = VisualTreeHelper.GetParent(this) as DesignerCanvas;
AdornerLayer adornerLayer = AdornerLayer.GetAdornerLayer(this);
if (adornerLayer != null)
{
this.connectionAdorner = new ConnectionAdorner(designer, this);
adornerLayer.Add(this.connectionAdorner);
}
}
this.connectionAdorner.Visibility = Visibility.Visible;
}
protected virtual void OnDesignerCanvasChanged(DesignerCanvas oldDesignerCanvas, DesignerCanvas newDesignerCanvas)
{
if (oldDesignerCanvas != null)
{
newDesignerCanvas.LayoutUpdated -= new EventHandler(this.DesignerCanvas_LayoutUpdated);
newDesignerCanvas.MouseWheel -= new MouseWheelEventHandler(this.DesignerCanvas_MouseWheel);
}
if (newDesignerCanvas != null)
{
newDesignerCanvas.LayoutUpdated += new EventHandler(this.DesignerCanvas_LayoutUpdated);
newDesignerCanvas.MouseWheel += new MouseWheelEventHandler(this.DesignerCanvas_MouseWheel);
newDesignerCanvas.LayoutTransform = this.scaleTransform;
}
}
private void findParts()
{
if (eventsAdded)
{
this.designerCanvas.LayoutUpdated -= this.DesignerCanvas_LayoutUpdated;
this.zoomThumb.DragDelta -= this.Thumb_DragDelta;
this.zoomSlider.ValueChanged -= this.ZoomSlider_ValueChanged;
eventsAdded = false;
}
if (this.ScrollViewer == null || !templateApplied)
{
return;
}
this.designerCanvas = this.ScrollViewer.Content as DesignerCanvas;
if (this.designerCanvas == null)
{
throw new Exception("DesignerCanvas must not be null!");
}
this.zoomThumb = Template.FindName("PART_ZoomThumb", this) as Thumb;
if (this.zoomThumb == null)
{
throw new Exception("PART_ZoomThumb template is missing!");
}
this.zoomCanvas = Template.FindName("PART_ZoomCanvas", this) as Canvas;
if (this.zoomCanvas == null)
{
throw new Exception("PART_ZoomCanvas template is missing!");
}
this.zoomSlider = Template.FindName("PART_ZoomSlider", this) as Slider;
if (this.zoomSlider == null)
{
throw new Exception("PART_ZoomSlider template is missing!");
}
this.designerCanvas.LayoutUpdated += this.DesignerCanvas_LayoutUpdated;
this.zoomThumb.DragDelta += this.Thumb_DragDelta;
this.zoomSlider.ValueChanged += this.ZoomSlider_ValueChanged;
eventsAdded = true;
this.scaleTransform = new ScaleTransform();
this.designerCanvas.LayoutTransform = this.scaleTransform;
this.designerCanvas.ScaleChanged += designerCanvas_ScaleChanged;
}
protected override void OnDrop(DragEventArgs e)
{
base.OnDrop(e);
DragObject dragObject = e.Data.GetData(typeof(DragObject)) as DragObject;
if (dragObject != null && !String.IsNullOrEmpty(dragObject.Xaml))
{
DesignerItem newItem = null;
Object content = XamlReader.Load(XmlReader.Create(new StringReader(dragObject.Xaml)));
if (content != null)
{
itemCounter = this.Children.OfType <DesignerItem>().Where(x => x.Tag.ToString() == dragObject.Class).Count();
newItem = new DesignerItem(Guid.NewGuid(), dragObject.Class, ++itemCounter);
newItem.Content = content;
newItem.MouseDoubleClick += DesignerItem_MouseDoubleClick;
Point position = e.GetPosition(this);
if (dragObject.DesiredSize.HasValue)
{
Size desiredSize = dragObject.DesiredSize.Value;
newItem.Width = desiredSize.Width;
newItem.Height = desiredSize.Height;
DesignerCanvas.SetLeft(newItem, Math.Max(0, position.X - newItem.Width / 2));
DesignerCanvas.SetTop(newItem, Math.Max(0, position.Y - newItem.Height / 2));
}
else
{
DesignerCanvas.SetLeft(newItem, Math.Max(0, position.X));
DesignerCanvas.SetTop(newItem, Math.Max(0, position.Y));
}
Canvas.SetZIndex(newItem, this.Children.Count);
this.Children.Add(newItem);
SetConnectorDecoratorTemplate(newItem);
//update selection
this.SelectionService.SelectItem(newItem);
newItem.Focus();
}
e.Handled = true;
}
}
protected void OnPropertyChanged(string name)
{
PropertyChangedEventHandler handler = PropertyChanged;
if (handler != null)
{
handler(this, new PropertyChangedEventArgs(name));
//update name of the selected item, when name is changed in attribute panel
Window mw = App.Current.MainWindow;
DesignerCanvas designer = (DesignerCanvas)mw.FindName("RBPDesigner");
DesignerItem item = ((DesignerItem)designer.SelectionService.CurrentSelection[0]);
item.dispName = this.Name;
((Operation)item.BoundLogicItem).Name = this.Name;
}
}
public ConnectionAdorner(DesignerCanvas designer, Connection connection)
: base(designer)
{
this.designerCanvas = designer;
adornerCanvas = new Canvas();
this.visualChildren = new VisualCollection(this);
this.visualChildren.Add(adornerCanvas);
this.connection = connection;
this.connection.PropertyChanged += new PropertyChangedEventHandler(AnchorPositionChanged);
InitializeDragThumbs();
drawingPen = new Pen(Brushes.LightSlateGray, 1);
drawingPen.LineJoin = PenLineJoin.Round;
}
public ConnectionAdorner(DesignerCanvas designer, Connection connection)
: base(designer)
{
this.designerCanvas = designer;
adornerCanvas = new Canvas();
this.visualChildren = new VisualCollection(this);
this.visualChildren.Add(adornerCanvas);
this.connection = connection;
this.connection.PropertyChanged += new PropertyChangedEventHandler(AnchorPositionChanged);
InitializeDragThumbs();
drawingPen = new Pen(Brushes.LightSlateGray, 1);
drawingPen.LineJoin = PenLineJoin.Round;
}
protected override void OnDrop(DragEventArgs e)
{
base.OnDrop(e);
DragObject dragObject = e.Data.GetData(typeof(DragObject)) as DragObject;
if (dragObject != null && !String.IsNullOrEmpty(dragObject.Xaml))
{
DesignerItem newItem = null;
Object content = XamlReader.Load(XmlReader.Create(new StringReader(dragObject.Xaml)));
if (content != null)
{
newItem = new DesignerItem();
newItem.Content = content;
Point position = e.GetPosition(this);
if (dragObject.DesiredSize.HasValue)
{
Size desiredSize = dragObject.DesiredSize.Value;
newItem.Width = desiredSize.Width;
newItem.Height = desiredSize.Height;
DesignerCanvas.SetLeft(newItem, Math.Max(0, position.X - newItem.Width / 2));
DesignerCanvas.SetTop(newItem, Math.Max(0, position.Y - newItem.Height / 2));
}
else
{
DesignerCanvas.SetLeft(newItem, Math.Max(0, position.X));
DesignerCanvas.SetTop(newItem, Math.Max(0, position.Y));
}
this.Children.Add(newItem);
//update selection
foreach (ISelectable item in this.SelectedItems)
{
item.IsSelected = false;
}
SelectedItems.Clear();
newItem.IsSelected = true;
this.SelectedItems.Add(newItem);
}
e.Handled = true;
}
}
protected override void OnDrop(DragEventArgs e)
{
base.OnDrop(e);
if (!String.IsNullOrEmpty(name))
{
node.comboData = ListData;
DesignerItem newItem = node.addNode(name, nodeFileName);
if (newItem.ItemType == "Target")
{
bool hasExist = false;
for (int i = 0; i < targetPanel.Children.Count; ++i)
{
DesignerItem temp = targetPanel.Children[i] as DesignerItem;
if (newItem.IDName.Equals(temp.IDName))
{
hasExist = true;
break;
}
}
if (!hasExist)
{
this.targetPanel.Children.Add(newItem);
int id = ListData.Count - 1;
string value = id.ToString();
ListData.Add(new ComboData {
Id = id, Value = value
});
AddTriggerItem(newItem.ItemType, newItem);
}
}
else
{
Point position = e.GetPosition(this);
DesignerCanvas.SetLeft(newItem, Math.Max(0, position.X));
DesignerCanvas.SetTop(newItem, Math.Max(0, position.Y));
Canvas.SetZIndex(newItem, this.Children.Count);
this.Children.Add(newItem);
SetConnectorDecoratorTemplate(newItem);
//update selection
this.SelectionService.SelectItem(newItem);
AddTriggerItem(newItem.ItemType, newItem);
newItem.Focus();
}
e.Handled = true;
}
}
public RubberbandAdorner(DesignerCanvas designerCanvas, Point? dragStartPoint)
: base(designerCanvas)
{
this.designerCanvas = designerCanvas;
this.startPoint = dragStartPoint;
this.adornerCanvas = new Canvas();
this.adornerCanvas.Background = Brushes.Transparent;
this.visuals = new VisualCollection(this);
this.visuals.Add(this.adornerCanvas);
this.rubberband = new Rectangle();
this.rubberband.Stroke = Brushes.Navy;
this.rubberband.StrokeThickness = 1;
this.rubberband.StrokeDashArray = new DoubleCollection(new double[] { 2 });
this.adornerCanvas.Children.Add(this.rubberband);
}
public RubberbandAdorner(DesignerCanvas designerCanvas, Point?dragStartPoint)
: base(designerCanvas)
{
this.designerCanvas = designerCanvas;
this.startPoint = dragStartPoint;
this.adornerCanvas = new Canvas();
this.adornerCanvas.Background = Brushes.Transparent;
this.visuals = new VisualCollection(this);
this.visuals.Add(this.adornerCanvas);
this.rubberband = new Rectangle();
this.rubberband.Stroke = Brushes.Navy;
this.rubberband.StrokeThickness = 1;
this.rubberband.StrokeDashArray = new DoubleCollection(new double[] { 2 });
this.adornerCanvas.Children.Add(this.rubberband);
}
protected override void OnDrop(DragEventArgs e)
{
base.OnDrop(e);
string xamlString = e.Data.GetData("DESIGNER_ITEM") as string;
if (!String.IsNullOrEmpty(xamlString))
{
DesignerItem newItem = null;
FrameworkElement content = XamlReader.Load(XmlReader.Create(new StringReader(xamlString))) as FrameworkElement;
if (content != null)
{
newItem = new DesignerItem();
newItem.Style = this.TryFindResource("DesignerItemStyle") as Style;
newItem.Content = content;
Point position = e.GetPosition(this);
//if (content.MinHeight != 0 && content.MinWidth != 0)
//{
// newItem.Width = content.MinWidth * 2; ;
// newItem.Height = content.MinHeight * 2;
//}
//else
//{
// newItem.Width = 65;
// newItem.Height = 65;
//}
double unitwidth = this.ActualWidth / MyCols;
double unitheight = this.ActualHeight / MyRows;
newItem.Width = unitwidth;
newItem.Height = unitheight;
double left = Math.Floor(position.X / unitwidth) * unitwidth;
double top = Math.Floor(position.Y / unitheight) * unitheight;
DesignerCanvas.SetLeft(newItem, Math.Max(0, left /*position.X - newItem.Width / 2*/));
DesignerCanvas.SetTop(newItem, Math.Max(0, top /*position.Y - newItem.Height / 2*/));
this.Children.Add(newItem);
this.DeselectAll();
newItem.IsSelected = true;
}
e.Handled = true;
}
}
public RubberbandAdorner(DesignerCanvas designerCanvas, Point?dragStartPoint)
: base(designerCanvas)
{
this.designerCanvas = designerCanvas;
this.startPoint = dragStartPoint;
SolidColorBrush SelectWhenTouchBrush = new SolidColorBrush(Colors.ForestGreen);
SelectWhenTouchBrush.Opacity = 0.7;
SolidColorBrush SelectWhenContainsBrush = new SolidColorBrush(Colors.DodgerBlue);
SelectWhenContainsBrush.Opacity = 0.7;
SelectWhenTouchRubberbandPen = new Pen(SelectWhenTouchBrush, 1.5);
SelectWhenContainsRubberbandPen = new Pen(SelectWhenContainsBrush, 1.5);
//rubberbandPen.DashStyle = new DashStyle(new double[] { 2 }, 1);
}
private void DesignerItem_Loaded(object sender, RoutedEventArgs e)
{
if (this.Template != null)
{
ContentPresenter contentPresenter =
this.Template.FindName("PART_ContentPresenter", this) as ContentPresenter;
MoveThumb thumb =
this.Template.FindName("PART_MoveThumb", this) as MoveThumb;
MenuItem menu_delete = this.Template.FindName("PART_Delete", this) as MenuItem;
if (menu_delete != null)
{
//delete the DesignerItem
menu_delete.Click += new RoutedEventHandler((x, y) =>
{
DesignerCanvas designer = (DesignerCanvas)VisualTreeHelper.GetParent(this);
if (designer != null)
{
designer.Children.Remove(this);
}
});
}
if (contentPresenter != null && thumb != null)
{
UIElement contentVisual =
VisualTreeHelper.GetChild(contentPresenter, 0) as UIElement;
if (contentVisual != null)
{
ControlTemplate template =
DesignerItem.GetMoveThumbTemplate(contentVisual) as ControlTemplate;
if (template != null)
{
thumb.Template = template;
}
}
}
}
}
public override void OnApplyTemplate()
{
base.OnApplyTemplate();
if (this.ScrollViewer == null)
{
return;
}
this.designerCanvas = this.ScrollViewer.Content as DesignerCanvas;
if (this.designerCanvas == null)
{
throw new Exception("DesignerCanvas must not be null!");
}
this.zoomThumb = Template.FindName("PART_ZoomThumb", this) as Thumb;
if (this.zoomThumb == null)
{
throw new Exception("PART_ZoomThumb template is missing!");
}
this.zoomCanvas = Template.FindName("PART_ZoomCanvas", this) as Canvas;
if (this.zoomCanvas == null)
{
throw new Exception("PART_ZoomCanvas template is missing!");
}
this.zoomSlider = Template.FindName("PART_ZoomSlider", this) as Slider;
if (this.zoomSlider == null)
{
throw new Exception("PART_ZoomSlider template is missing!");
}
this.designerCanvas.LayoutUpdated += new EventHandler(this.DesignerCanvas_LayoutUpdated);
this.zoomThumb.DragDelta += new DragDeltaEventHandler(this.Thumb_DragDelta);
this.zoomSlider.ValueChanged += new RoutedPropertyChangedEventHandler <double>(this.ZoomSlider_ValueChanged);
this.scaleTransform = new ScaleTransform();
this.designerCanvas.LayoutTransform = this.scaleTransform;
}
protected override void OnPreviewMouseDown(MouseButtonEventArgs e)
{
base.OnPreviewMouseDown(e);
DesignerCanvas designer = VisualTreeHelper.GetParent(this) as DesignerCanvas;
// update selection
if (designer != null)
{
if ((Keyboard.Modifiers & (ModifierKeys.Shift | ModifierKeys.Control)) != ModifierKeys.None)
{
if (this.IsSelected)
{
designer.SelectionService.RemoveFromSelection(this);
designer.SelectionService.RaiseSelectionChanged();
}
else
{
designer.SelectionService.AddToSelection(this);
designer.SelectionService.RaiseSelectionChanged();
}
}
else if (!this.IsSelected)
{
var elm = Mouse.DirectlyOver;
var connector = elm as Connector;
var parent = elm as DependencyObject;
while (parent != null && connector == null)
{
parent = VisualTreeHelper.GetParent(parent);
connector = parent as Connector;
}
if (connector == null)
{
designer.SelectionService.SelectItem(this);
}
}
Focus();
}
e.Handled = false;
}
protected override void OnMouseMove(MouseEventArgs e)
{
base.OnMouseMove(e);
// if mouse button is not pressed we have no drag operation, ...
if (e.LeftButton != MouseButtonState.Pressed)
{
this.dragStartPoint = null;
}
// but if mouse button is pressed and start point value is set we do have one
if (this.dragStartPoint.HasValue)
{
if (this.IsSourceConnector &&
(!this.OnlyOneConnectionCanStart || !this.Connections.Any(x => Equals(x.Source, this))))
{
// create connection adorner
DesignerCanvas canvas = GetDesignerCanvas(this);
if (canvas != null)
{
var connections = canvas.Children.OfType <Connection>();
foreach (var connection in connections)
{
connection.IsHitTestVisible = false;
}
AdornerLayer adornerLayer = AdornerLayer.GetAdornerLayer(canvas);
if (adornerLayer != null)
{
ConnectorAdorner adorner = new ConnectorAdorner(canvas, this);
if (adorner != null)
{
adornerLayer.Add(adorner);
e.Handled = true;
}
}
}
}
}
}
void Connection_Unloaded(object sender, RoutedEventArgs e)
{
// do some housekeeping when Connection is unloaded
// remove event handler
source.PropertyChanged -= new PropertyChangedEventHandler(OnConnectorPositionChanged);
sink.PropertyChanged -= new PropertyChangedEventHandler(OnConnectorPositionChanged);
// remove adorner
if (this.connectionAdorner != null)
{
DesignerCanvas designer = VisualTreeHelper.GetParent(this) as DesignerCanvas;
AdornerLayer adornerLayer = AdornerLayer.GetAdornerLayer(designer);
if (adornerLayer != null)
{
adornerLayer.Remove(this.connectionAdorner);
this.connectionAdorner = null;
}
}
}
protected override void OnMouseDoubleClick(MouseButtonEventArgs e)
{
base.OnMouseDoubleClick(e);
DesignerCanvas designer = VisualTreeHelper.GetParent(this) as DesignerCanvas;
if (designer != null)
{
double h = designer.ActualHeight / designer.MyRows;
double w = designer.ActualWidth / designer.MyCols;
double left = DesignerCanvas.GetLeft(this);
double top = DesignerCanvas.GetTop(this);
double newleft = System.Math.Floor(left / w) * w;
double newtop = System.Math.Floor(top / h) * h;
double newright = System.Math.Ceiling((left + this.ActualWidth) / w) * w;
double newbottom = System.Math.Ceiling((top + this.ActualHeight) / h) * h;
DesignerCanvas.SetLeft(this, newleft);
DesignerCanvas.SetTop(this, newtop);
this.Width = newright - newleft;
this.Height = newbottom - newtop;
}
}
void Connection_Unloaded(object sender, RoutedEventArgs e)
{
// do some housekeeping when Connection is unloaded
// remove event handler
this.Source = null;
this.Sink = null;
// remove adorner
if (this.connectionAdorner != null)
{
DesignerCanvas designer = VisualTreeHelper.GetParent(this) as DesignerCanvas;
AdornerLayer adornerLayer = AdornerLayer.GetAdornerLayer(this);
if (adornerLayer != null)
{
adornerLayer.Remove(this.connectionAdorner);
this.connectionAdorner = null;
}
}
}
protected override void OnMouseMove(MouseEventArgs e)
{
base.OnMouseMove(e);
if (e.RightButton == MouseButtonState.Pressed)
{
Point _actualMousePosition = Mouse.GetPosition(this);
if (Point.Subtract(_copyOperationMousePosition, _actualMousePosition).Length > 10)
{
//copying should occur when dragged
DesignerCanvas designer = VisualTreeHelper.GetParent(this) as DesignerCanvas;
var selectedItems = from item in designer.SelectionService.CurrentSelection.OfType <DesignerItem>()
select item;
List <ElementVM> selectedElementsVM = new List <ElementVM>();
foreach (DesignerItem item in selectedItems)
{
if (item.DataContext is ElementVM elementVM)
{
selectedElementsVM.Add(elementVM);
}
}
var selectedConnections = from connection in designer.SelectionService.CurrentSelection.OfType <Connection>() select connection;
List <ConnectionVM> selectedConnectionsVM = new List <ConnectionVM>();
foreach (Connection connection in selectedConnections)
{
if (connection.DataContext is ConnectionVM connectionVM)
{
selectedConnectionsVM.Add(connectionVM);
}
}
string returnedString = (designer.DataContext as MainVM).WriteElementsAndConnectionsToString(selectedElementsVM, selectedConnectionsVM);
DragString dragString = new DragString();
dragString.DraggedString = returnedString;
dragString.DragPointStart = Mouse.GetPosition(designer);
DragDrop.DoDragDrop(this, dragString, DragDropEffects.Copy);
}
}
}
void System.Windows.Markup.IComponentConnector.Connect(int connectionId, object target) {
switch (connectionId)
{
case 1:
this.window = ((ProcessCapture.ProcessLayoutWindow)(target));
#line 7 "..\..\ProcessLayoutWindow.xaml"
this.window.Loaded += new System.Windows.RoutedEventHandler(this.Window_Loaded);
#line default
#line hidden
#line 7 "..\..\ProcessLayoutWindow.xaml"
this.window.Activated += new System.EventHandler(this.window_Activated);
#line default
#line hidden
return;
case 2:
#line 21 "..\..\ProcessLayoutWindow.xaml"
((System.Windows.Controls.Grid)(target)).MouseLeftButtonDown += new System.Windows.Input.MouseButtonEventHandler(this.MoveWindow);
#line default
#line hidden
return;
case 3:
this.btnMinimize = ((System.Windows.Controls.Button)(target));
return;
case 4:
this.btnMaximize = ((System.Windows.Controls.Button)(target));
return;
case 5:
this.btnClose = ((System.Windows.Controls.Button)(target));
return;
case 6:
this.mygrid = ((System.Windows.Controls.Grid)(target));
return;
case 7:
this.tbToolBar = ((System.Windows.Controls.ToolBar)(target));
return;
case 8:
this.btnSave = ((System.Windows.Controls.Button)(target));
#line 55 "..\..\ProcessLayoutWindow.xaml"
this.btnSave.Click += new System.Windows.RoutedEventHandler(this.btnSave_Click);
#line default
#line hidden
return;
case 9:
this.screenShots = ((DiagramDesigner.Toolbox)(target));
return;
case 10:
this.drawingCanvas = ((DiagramDesigner.DesignerCanvas)(target));
return;
}
this._contentLoaded = true;
}
public SelectionService(DesignerCanvas canvas)
{
this.designerCanvas = canvas;
}
private void findParts()
{
if (eventsAdded)
{
this.designerCanvas.LayoutUpdated -= this.DesignerCanvas_LayoutUpdated;
this.zoomThumb.DragDelta -= this.Thumb_DragDelta;
this.zoomSlider.ValueChanged -= this.ZoomSlider_ValueChanged;
eventsAdded = false;
}
if (this.ScrollViewer == null || !templateApplied)
return;
this.designerCanvas = this.ScrollViewer.Content as DesignerCanvas;
if (this.designerCanvas == null)
throw new Exception("DesignerCanvas must not be null!");
this.zoomThumb = Template.FindName("PART_ZoomThumb", this) as Thumb;
if (this.zoomThumb == null)
throw new Exception("PART_ZoomThumb template is missing!");
this.zoomCanvas = Template.FindName("PART_ZoomCanvas", this) as Canvas;
if (this.zoomCanvas == null)
throw new Exception("PART_ZoomCanvas template is missing!");
this.zoomSlider = Template.FindName("PART_ZoomSlider", this) as Slider;
if (this.zoomSlider == null)
throw new Exception("PART_ZoomSlider template is missing!");
this.designerCanvas.LayoutUpdated += this.DesignerCanvas_LayoutUpdated;
this.zoomThumb.DragDelta += this.Thumb_DragDelta;
this.zoomSlider.ValueChanged += this.ZoomSlider_ValueChanged;
eventsAdded = true;
this.scaleTransform = new ScaleTransform();
this.designerCanvas.LayoutTransform = this.scaleTransform;
this.designerCanvas.ScaleChanged += designerCanvas_ScaleChanged;
}
