protected override void CreateAdorners()
{
BaseFrameworkElement child = this.Element as BaseFrameworkElement;
BaseFrameworkElement frameworkElement = this.Element.ParentElement as BaseFrameworkElement;
if (child == null || frameworkElement == null || !frameworkElement.IsAttached)
{
return;
}
ILayoutDesigner designerForChild = this.ViewModel.GetLayoutDesignerForChild(this.Element, true);
if ((designerForChild.GetWidthConstraintMode(child) & LayoutConstraintMode.CanvasLike) == LayoutConstraintMode.NonOverlappingGridlike)
{
this.AddAdorner((Adorner) new ElementLayoutLineAdorner((AdornerSet)this, ElementLayoutAdornerType.Left));
this.AddAdorner((Adorner) new ElementLayoutLineAdorner((AdornerSet)this, ElementLayoutAdornerType.Right));
this.AddAdorner((Adorner) new ElementLayoutLockAdorner((AdornerSet)this, ElementLayoutAdornerType.Left));
this.AddAdorner((Adorner) new ElementLayoutLockAdorner((AdornerSet)this, ElementLayoutAdornerType.Right));
}
if ((designerForChild.GetHeightConstraintMode(child) & LayoutConstraintMode.CanvasLike) != LayoutConstraintMode.NonOverlappingGridlike)
{
return;
}
this.AddAdorner((Adorner) new ElementLayoutLineAdorner((AdornerSet)this, ElementLayoutAdornerType.Top));
this.AddAdorner((Adorner) new ElementLayoutLineAdorner((AdornerSet)this, ElementLayoutAdornerType.Bottom));
this.AddAdorner((Adorner) new ElementLayoutLockAdorner((AdornerSet)this, ElementLayoutAdornerType.Top));
this.AddAdorner((Adorner) new ElementLayoutLockAdorner((AdornerSet)this, ElementLayoutAdornerType.Bottom));
}
public LayoutOperation(ILayoutDesigner designer, BaseFrameworkElement child)
{
this.Designer = designer;
this.Child = child;
this.Settings = new LayoutSettings();
this.SettingsFromElement = LayoutUtilities.GetLayoutSettingsFromElement((SceneElement)child);
this.ExplicitOverrides = LayoutUtilities.GetLayoutOverrides((SceneElement)child);
this.WidthConstraintMode = designer.GetWidthConstraintMode(child);
this.HeightConstraintMode = designer.GetHeightConstraintMode(child);
}
private static SceneElement ChangeLayoutType(SceneElement sourceElement, ITypeId layoutType, ref SceneElement elementContainingChildren)
{
IDocumentRoot documentRoot = sourceElement.DocumentNode.DocumentRoot;
IDocumentContext documentContext = documentRoot.DocumentContext;
SceneViewModel viewModel = sourceElement.ViewModel;
Size size = Size.Empty;
BaseFrameworkElement frameworkElement = sourceElement as BaseFrameworkElement;
if (frameworkElement != null)
{
size = frameworkElement.GetComputedTightBounds().Size;
}
using (viewModel.ForceBaseValue())
{
SceneElement sceneElement = (SceneElement)viewModel.CreateSceneNode(layoutType);
using (viewModel.DisableUpdateChildrenOnAddAndRemove())
{
using (viewModel.DisableDrawIntoState())
{
viewModel.AnimationEditor.DeleteAllAnimations((SceneNode)sourceElement);
Dictionary <IPropertyId, SceneNode> properties = SceneElementHelper.StoreProperties((SceneNode)sourceElement);
Dictionary <IPropertyId, List <SceneNode> > storedChildren = ChangeLayoutTypeCommand.StoreChildren(sourceElement);
if (sourceElement.DocumentNode == documentRoot.RootNode)
{
documentRoot.RootNode = sceneElement.DocumentNode;
sceneElement.DocumentNode.NameScope = new DocumentNodeNameScope();
}
else
{
ISceneNodeCollection <SceneNode> collectionContainer = sourceElement.GetCollectionContainer();
int index = collectionContainer.IndexOf((SceneNode)sourceElement);
sourceElement.Remove();
collectionContainer.Insert(index, (SceneNode)sceneElement);
}
SceneElementHelper.ApplyProperties((SceneNode)sceneElement, properties);
elementContainingChildren = ChangeLayoutTypeCommand.ApplyChildren(sceneElement, storedChildren, size);
}
}
if (sceneElement is GridElement || sceneElement is CanvasElement)
{
ILayoutDesigner designerForChild = sceneElement.ViewModel.GetLayoutDesignerForChild(sceneElement, true);
if ((designerForChild.GetWidthConstraintMode((BaseFrameworkElement)sceneElement) & LayoutConstraintMode.CanvasLike) != LayoutConstraintMode.NonOverlappingGridlike)
{
sceneElement.SetValue(BaseFrameworkElement.WidthProperty, (object)size.Width);
}
if ((designerForChild.GetHeightConstraintMode((BaseFrameworkElement)sceneElement) & LayoutConstraintMode.CanvasLike) != LayoutConstraintMode.NonOverlappingGridlike)
{
sceneElement.SetValue(BaseFrameworkElement.HeightProperty, (object)size.Height);
}
}
return(sceneElement);
}
}
private static MoveStrategy CreateByParentType(MoveStrategyContext context, BaseFrameworkElement parentContainer)
{
MoveStrategyFactory.MoveStrategyTypeHandlerFactory orCreateCache = DesignSurfacePlatformCaches.GetOrCreateCache <MoveStrategyFactory.MoveStrategyTypeHandlerFactory>(parentContainer.Platform.Metadata, DesignSurfacePlatformCaches.MoveStrategyFactoryCache);
ItemsControlElement itemsControlElement = parentContainer as ItemsControlElement;
TextBlockElement textBlockElement = parentContainer as TextBlockElement;
Type type = (Type)null;
if (itemsControlElement != null && itemsControlElement.ItemsHost != null)
{
type = orCreateCache.GetHandlerType((ITypeResolver)itemsControlElement.ProjectContext, itemsControlElement.ItemsHost.GetIType((ITypeResolver)parentContainer.ProjectContext), true);
}
if (type == (Type)null)
{
type = orCreateCache.GetHandlerType((ITypeResolver)parentContainer.ProjectContext, parentContainer.Type, false);
}
if (type == typeof(GenericMoveStrategy))
{
ILayoutDesigner designerForParent = parentContainer.ViewModel.GetLayoutDesignerForParent((SceneElement)parentContainer, true);
if ((designerForParent.GetWidthConstraintMode(parentContainer, (BaseFrameworkElement)null) & LayoutConstraintMode.CanvasLike) == LayoutConstraintMode.NonOverlappingGridlike && (designerForParent.GetHeightConstraintMode(parentContainer, (BaseFrameworkElement)null) & LayoutConstraintMode.CanvasLike) == LayoutConstraintMode.NonOverlappingGridlike)
{
type = typeof(LayoutMoveStrategy);
}
}
if (textBlockElement != null && !parentContainer.ViewModel.ProjectContext.IsCapabilitySet(PlatformCapability.SupportsTextBlockInlineUIContainer))
{
type = (Type)null;
}
if (!(type != (Type)null))
{
return((MoveStrategy)null);
}
MoveStrategy moveStrategy = (MoveStrategy)Activator.CreateInstance(type, new object[1]
{
(object)context
});
moveStrategy.LayoutContainer = parentContainer;
return(moveStrategy);
}
public void Start(ToolBehaviorContext toolContext, BaseFrameworkElement targetElement, IList <BaseFrameworkElement> ignoredElements)
{
if (this.IsStarted)
{
this.Stop();
}
this.toolContext = toolContext;
if (this.toolContext.View.ViewModel.UsingEffectDesigner)
{
return;
}
this.container = (Base2DElement)null;
this.targetElement = (SceneElement)targetElement;
if (targetElement == null)
{
ISceneInsertionPoint sceneInsertionPoint = this.toolContext.View.ViewModel.ActiveSceneInsertionPoint;
if (sceneInsertionPoint != null)
{
this.container = sceneInsertionPoint.SceneElement as Base2DElement;
}
}
else if (!this.IsTransformed((SceneElement)targetElement))
{
this.container = targetElement.ParentElement as Base2DElement;
}
ILayoutDesigner layoutDesigner = targetElement == null?this.toolContext.View.ViewModel.GetLayoutDesignerForParent((SceneElement)this.container, true) : this.toolContext.View.ViewModel.GetLayoutDesignerForChild(this.targetElement, true);
BaseFrameworkElement parent = this.container as BaseFrameworkElement;
bool leftRight = layoutDesigner.GetWidthConstraintMode(parent, targetElement) != LayoutConstraintMode.CanvasLike;
bool topBottom = layoutDesigner.GetHeightConstraintMode(parent, targetElement) != LayoutConstraintMode.CanvasLike;
if (!leftRight && !topBottom)
{
this.container = (Base2DElement)null;
}
if (this.container == null)
{
return;
}
this.snapLineRenderer.Attach(toolContext, (SceneElement)this.container);
Rect actualBounds = this.toolContext.View.GetActualBounds(this.container.ViewObject);
this.AddSnapLines(actualBounds, true, leftRight, topBottom);
GridElement gridElement = this.container as GridElement;
if (gridElement != null)
{
double x = 0.0;
foreach (ColumnDefinitionNode columnDefinitionNode in (IEnumerable <ColumnDefinitionNode>)gridElement.ColumnDefinitions)
{
x += columnDefinitionNode.ComputedWidth;
Point p1 = new Point(x, actualBounds.Top);
Point p2 = new Point(x, actualBounds.Bottom);
this.snapLines.Add(new SnapLine(p1, p2, SnapLineOrientation.Vertical, SnapLineLocation.Minimum, true));
this.snapLines.Add(new SnapLine(p1, p2, SnapLineOrientation.Vertical, SnapLineLocation.Maximum, true));
}
double y = 0.0;
foreach (RowDefinitionNode rowDefinitionNode in (IEnumerable <RowDefinitionNode>)gridElement.RowDefinitions)
{
y += rowDefinitionNode.ComputedHeight;
Point p1 = new Point(actualBounds.Left, y);
Point p2 = new Point(actualBounds.Right, y);
this.snapLines.Add(new SnapLine(p1, p2, SnapLineOrientation.Horizontal, SnapLineLocation.Minimum, true));
this.snapLines.Add(new SnapLine(p1, p2, SnapLineOrientation.Horizontal, SnapLineLocation.Maximum, true));
}
}
if (!(this.container is PanelElement))
{
return;
}
foreach (SceneNode sceneNode in (IEnumerable <SceneNode>)((PanelElement)this.container).Children)
{
BaseFrameworkElement frameworkElement = sceneNode as BaseFrameworkElement;
if (frameworkElement != null && frameworkElement != targetElement && frameworkElement.IsViewObjectValid && ((ignoredElements == null || !ignoredElements.Contains(frameworkElement)) && !this.IsTransformed((SceneElement)frameworkElement)))
{
Rect actualBoundsInParent = this.toolContext.View.GetActualBoundsInParent(frameworkElement.ViewObject);
this.AddSnapLines(actualBoundsInParent, false, leftRight, topBottom);
double baseline = this.toolContext.View.GetBaseline((SceneNode)frameworkElement);
if (!double.IsNaN(baseline))
{
this.snapLines.Add(new SnapLine(new Point(actualBoundsInParent.Left, actualBoundsInParent.Top + baseline), new Point(actualBoundsInParent.Right, actualBoundsInParent.Top + baseline), SnapLineOrientation.Horizontal, SnapLineLocation.Baseline, false));
}
}
}
}
private void SetLayout(ISceneInsertionPoint insertionPoint, Rect rect, SceneNode node, SceneNode layoutTarget, SceneEditTransaction undo)
{
if (!PlatformTypes.UIElement.IsAssignableFrom((ITypeId)node.Type))
{
return;
}
bool flag1 = false;
bool flag2 = false;
if (node.IsSet(BaseFrameworkElement.WidthProperty) == PropertyState.Set && double.IsNaN(rect.Width))
{
rect.Width = (double)node.GetLocalOrDefaultValueAsWpf(BaseFrameworkElement.WidthProperty);
flag1 = true;
}
if (node.IsSet(BaseFrameworkElement.HeightProperty) == PropertyState.Set && double.IsNaN(rect.Height))
{
rect.Height = (double)node.GetLocalOrDefaultValueAsWpf(BaseFrameworkElement.HeightProperty);
flag2 = true;
}
using (this.ViewModel.ForceBaseValue())
{
BaseFrameworkElement child = layoutTarget as BaseFrameworkElement;
if (child == null)
{
return;
}
SetRectMode setRectMode = SetRectMode.Default;
ILayoutDesigner designerForChild = child.ViewModel.GetLayoutDesignerForChild((SceneElement)child, true);
if (double.IsNaN(rect.Width) || double.IsNaN(rect.Height))
{
setRectMode = SetRectMode.CreateDefault;
bool flag3 = PlatformTypes.Control.IsAssignableFrom((ITypeId)node.Type) || PlatformTypes.TextBlock.IsAssignableFrom((ITypeId)node.Type);
for (int index = 0; index < DefaultTypeInstantiator.SizeNonExceptions.Length; ++index)
{
if (DefaultTypeInstantiator.SizeNonExceptions[index].Equals((object)node.Type))
{
flag3 = false;
}
}
if (!flag3)
{
BaseFrameworkElement frameworkElement = insertionPoint.SceneNode as BaseFrameworkElement;
if (frameworkElement != null)
{
Rect computedTightBounds = frameworkElement.GetComputedTightBounds();
double val1_1 = 100.0;
double val1_2 = 100.0;
if (ProjectNeutralTypes.GridSplitter.IsAssignableFrom((ITypeId)node.Type))
{
val1_1 = 5.0;
}
else if (PlatformTypes.Button.IsAssignableFrom((ITypeId)node.Type))
{
val1_1 = 75.0;
}
else if (PlatformTypes.ComboBox.IsAssignableFrom((ITypeId)node.Type))
{
val1_1 = 120.0;
}
if (PlatformTypes.ProgressBar.IsAssignableFrom((ITypeId)node.Type))
{
val1_2 = 10.0;
}
else if (PlatformTypes.Button.IsAssignableFrom((ITypeId)node.Type) || PlatformTypes.ComboBox.IsAssignableFrom((ITypeId)node.Type))
{
val1_2 = double.NaN;
}
if ((designerForChild.GetWidthConstraintMode(child) & LayoutConstraintMode.CanvasLike) == LayoutConstraintMode.NonOverlappingGridlike)
{
val1_1 = Math.Min(val1_1, computedTightBounds.Width);
}
if ((designerForChild.GetHeightConstraintMode(child) & LayoutConstraintMode.CanvasLike) == LayoutConstraintMode.NonOverlappingGridlike)
{
val1_2 = Math.Min(val1_2, computedTightBounds.Height);
}
rect = new Rect(rect.Left, rect.Top, double.IsNaN(rect.Width) ? val1_1 : rect.Width, double.IsNaN(rect.Height) ? val1_2 : rect.Height);
}
}
}
LayoutOverrides layoutOverrides = LayoutOverrides.None;
LayoutOverrides overridesToIgnore = LayoutOverrides.None;
Rect rect1 = rect;
if (double.IsNaN(rect.Width))
{
layoutOverrides |= LayoutOverrides.Width;
rect1.Width = 0.0;
}
else
{
overridesToIgnore |= LayoutOverrides.Width;
}
if (double.IsNaN(rect.Height))
{
layoutOverrides |= LayoutOverrides.Height;
rect1.Height = 0.0;
}
else
{
overridesToIgnore |= LayoutOverrides.Height;
}
designerForChild.SetChildRect(child, rect1, layoutOverrides, overridesToIgnore, LayoutOverrides.None, setRectMode);
undo.Update();
IViewVisual viewVisual = child.ViewObject as IViewVisual;
if (viewVisual == null || !double.IsNaN(rect.Width) && !double.IsNaN(rect.Height))
{
return;
}
viewVisual.UpdateLayout();
Rect childRect = designerForChild.GetChildRect(child);
if (double.IsNaN(rect.Width) && !flag1)
{
if (viewVisual.RenderSize.Width < 5.0)
{
rect1.Width = 100.0;
layoutOverrides &= ~LayoutOverrides.Width;
overridesToIgnore |= LayoutOverrides.Width;
}
else
{
rect1.Width = childRect.Width;
}
}
if (double.IsNaN(rect.Height) && !flag2)
{
if (viewVisual.RenderSize.Height < 5.0)
{
rect1.Height = 100.0;
layoutOverrides &= ~LayoutOverrides.Height;
overridesToIgnore |= LayoutOverrides.Height;
}
else
{
rect1.Height = childRect.Height;
}
}
LayoutOverrides nonExplicitOverrides = LayoutOverrides.None;
if (PlatformTypes.FlowDocumentScrollViewer.IsAssignableFrom((ITypeId)child.Type) || PlatformTypes.RichTextBox.IsAssignableFrom((ITypeId)child.Type))
{
nonExplicitOverrides = LayoutOverrides.Width;
}
designerForChild.SetChildRect(child, rect1, layoutOverrides, overridesToIgnore, nonExplicitOverrides, setRectMode);
}
}