private LayoutOverrides AdjustOverrideToIgnore(BaseFrameworkElement child, LayoutOverrides overridesToIgnore)
{
if (!child.IsAttached)
{
overridesToIgnore = LayoutOverrides.All;
}
if (LayoutRoundingHelper.UpdateLayoutRounding((SceneElement)child))
{
child.ViewModel.Document.OnUpdatedEditTransaction();
}
BaseFrameworkElement frameworkElement = this.GetParentFrameworkElement(child);
LayoutConstraintMode widthConstraintMode = this.GetWidthConstraintMode(child);
if (frameworkElement is CanvasElement || (widthConstraintMode & LayoutConstraintMode.CanvasLike) == LayoutConstraintMode.NonOverlappingGridlike)
{
overridesToIgnore |= LayoutOverrides.HorizontalMargin;
}
LayoutConstraintMode heightConstraintMode = this.GetHeightConstraintMode(child);
if (frameworkElement is CanvasElement || (heightConstraintMode & LayoutConstraintMode.CanvasLike) == LayoutConstraintMode.NonOverlappingGridlike)
{
overridesToIgnore |= LayoutOverrides.VerticalMargin;
}
return(overridesToIgnore);
}
public void SetLayoutFromCache(BaseFrameworkElement element, LayoutCacheRecord layoutCacheRecord, Rect boundsOfAllCaches)
{
LayoutConstraintMode widthConstraintMode = this.GetWidthConstraintMode(element);
int num = (int)this.GetHeightConstraintMode(element);
this.ClearUnusedLayoutProperties(element);
if (layoutCacheRecord == null)
{
return;
}
using (element.ViewModel.EnforceGridDesignMode)
{
Rect rect = layoutCacheRecord.Rect;
if ((widthConstraintMode & LayoutConstraintMode.Overlapping) != LayoutConstraintMode.NonOverlappingGridlike)
{
this.SetChildRect(element, rect, layoutCacheRecord.Overrides, LayoutOverrides.None, LayoutOverrides.None, SetRectMode.Default);
}
else if (layoutCacheRecord.Overlapping)
{
if (!boundsOfAllCaches.IsEmpty)
{
rect.Offset(-boundsOfAllCaches.Left, -boundsOfAllCaches.Top);
}
this.SetChildRect(element, rect, layoutCacheRecord.Overrides, LayoutOverrides.Margin, LayoutOverrides.None, SetRectMode.CreateAtSlotPosition);
}
else
{
rect.Offset(-layoutCacheRecord.SlotOrigin.X, -layoutCacheRecord.SlotOrigin.Y);
this.SetChildRect(element, rect, layoutCacheRecord.Overrides, LayoutOverrides.None, LayoutOverrides.None, SetRectMode.CreateAtSlotPosition);
}
}
}
public LayoutCacheRecord CacheLayout(BaseFrameworkElement element)
{
Rect childRect = this.GetChildRect(element);
LayoutOverrides overrides = this.ComputeOverrides(element);
LayoutConstraintMode widthConstraintMode = this.GetWidthConstraintMode(element);
int num = (int)this.GetHeightConstraintMode(element);
Point slotOrigin = (widthConstraintMode & LayoutConstraintMode.Overlapping) != LayoutConstraintMode.NonOverlappingGridlike || element.Visual == null ? new Point() : ((IViewVisual)element.Visual).GetLayoutSlot().TopLeft;
return(new LayoutCacheRecord(childRect, slotOrigin, overrides, (widthConstraintMode & LayoutConstraintMode.Overlapping) != LayoutConstraintMode.NonOverlappingGridlike));
}
private LayoutConstraintMode GetHeightConstraintModeCore(IViewVisual parent, IViewVisual child, SceneView view, bool allowGridAutoChecks)
{
if (parent == null)
{
return(LayoutConstraintMode.CanvasLike);
}
LayoutConstraintMode layoutConstraintMode = LayoutConstraintMode.NonOverlappingGridlike;
IType itype = parent.GetIType((ITypeResolver)view.ProjectContext);
if (PlatformTypes.Grid.IsAssignableFrom((ITypeId)itype) || PlatformTypes.Canvas.IsAssignableFrom((ITypeId)itype))
{
layoutConstraintMode |= LayoutConstraintMode.Overlapping;
}
IViewVisual viewVisual = parent.VisualParent as IViewVisual;
if (viewVisual != null && PlatformTypes.IsInstance(viewVisual.PlatformSpecificObject, ProjectNeutralTypes.Viewbox, (ITypeResolver)view.ProjectContext))
{
layoutConstraintMode |= LayoutConstraintMode.CanvasLike;
}
if (PlatformTypes.Canvas.IsAssignableFrom((ITypeId)itype) || PlatformTypes.TextBlock.IsAssignableFrom((ITypeId)itype) || (PlatformTypes.RichTextBox.IsAssignableFrom((ITypeId)itype) || PlatformTypes.FlowDocumentScrollViewer.IsAssignableFrom((ITypeId)itype)) || (PlatformTypes.ScrollContentPresenter.IsAssignableFrom((ITypeId)itype) || ProjectNeutralTypes.Viewbox.IsAssignableFrom((ITypeId)itype) || (PlatformTypes.Popup.IsAssignableFrom((ITypeId)itype) || ProjectNeutralTypes.PathPanel.IsAssignableFrom((ITypeId)itype))))
{
layoutConstraintMode |= LayoutConstraintMode.CanvasLike;
}
if (PlatformTypes.StackPanel.IsAssignableFrom((ITypeId)itype) && ((IViewPanel)parent).Orientation == Orientation.Vertical)
{
layoutConstraintMode |= LayoutConstraintMode.CanvasLike;
}
if (ProjectNeutralTypes.DockPanel.IsAssignableFrom((ITypeId)itype) && child != null)
{
switch ((Dock)view.ConvertToWpfValue(child.GetCurrentValue(view.ProjectContext.ResolveProperty(DockPanelElement.DockProperty))))
{
case Dock.Top:
case Dock.Bottom:
layoutConstraintMode |= LayoutConstraintMode.CanvasLike;
break;
}
}
if (ProjectNeutralTypes.WrapPanel.IsAssignableFrom((ITypeId)itype) && double.IsNaN((double)parent.GetCurrentValue(view.ProjectContext.ResolveProperty(WrapPanelElement.ItemHeightProperty))))
{
layoutConstraintMode |= LayoutConstraintMode.CanvasLike;
}
if ((layoutConstraintMode & LayoutConstraintMode.CanvasLike) == LayoutConstraintMode.NonOverlappingGridlike && double.IsNaN((double)parent.GetCurrentValue(view.ProjectContext.ResolveProperty(BaseFrameworkElement.HeightProperty))) && double.IsNaN((double)parent.GetCurrentValue(view.ProjectContext.ResolveProperty(DesignTimeProperties.DesignHeightProperty))))
{
IViewGrid viewGrid = parent as IViewGrid;
if (viewGrid != null)
{
if (!allowGridAutoChecks)
{
return(layoutConstraintMode);
}
IType type = child == null ? (IType)null : child.GetIType((ITypeResolver)view.ProjectContext);
if (child != null && (!PlatformTypes.Path.IsAssignableFrom((ITypeId)type) || !double.IsNaN((double)child.GetCurrentValue(view.ProjectContext.ResolveProperty(BaseFrameworkElement.HeightProperty)))))
{
int val2_1 = (int)child.GetCurrentValue(view.ProjectContext.ResolveProperty(GridElement.RowProperty));
int val2_2 = val2_1 + (int)child.GetCurrentValue(view.ProjectContext.ResolveProperty(GridElement.RowSpanProperty));
int num1 = Math.Max(0, Math.Min(viewGrid.RowDefinitionsCount - 1, val2_1));
int num2 = Math.Max(0, Math.Min(viewGrid.RowDefinitionsCount, val2_2));
double num3 = 0.0;
bool flag1 = true;
bool flag2 = true;
if (num2 == 0)
{
flag1 = false;
flag2 = false;
num3 = viewGrid.RenderSize.Height;
}
else
{
for (int index = num1; index < num2; ++index)
{
IViewRowDefinition rowDefinition = viewGrid.GetRowDefinition(index);
flag1 &= rowDefinition.Height.IsAuto;
flag2 &= rowDefinition.Height.IsAbsolute;
num3 += rowDefinition.ActualHeight;
}
}
double height = child.DesiredSize.Height;
IProperty propertyKey = view.Platform.Metadata.ResolveProperty(Base2DElement.UseLayoutRoundingProperty);
if (propertyKey != null && child.GetCurrentValue(propertyKey) != parent.GetCurrentValue(propertyKey))
{
height += 0.999;
}
if (Tolerances.LessThan(height, num3) || flag2)
{
return(layoutConstraintMode);
}
if (flag1)
{
layoutConstraintMode |= LayoutConstraintMode.CanvasLike;
}
}
}
if ((VerticalAlignment)view.ConvertToWpfValue(parent.GetCurrentValue(view.ProjectContext.ResolveProperty(BaseFrameworkElement.VerticalAlignmentProperty))) != VerticalAlignment.Stretch)
{
layoutConstraintMode |= LayoutConstraintMode.CanvasLike;
}
else
{
if (PlatformTypes.Control.IsAssignableFrom((ITypeId)itype) || PlatformTypes.ContentPresenter.IsAssignableFrom((ITypeId)itype))
{
allowGridAutoChecks = true;
}
if ((this.GetHeightConstraintModeCore(parent.VisualParent as IViewVisual, parent, view, allowGridAutoChecks) & LayoutConstraintMode.CanvasLike) != LayoutConstraintMode.NonOverlappingGridlike)
{
layoutConstraintMode |= LayoutConstraintMode.CanvasLike;
}
}
}
return(layoutConstraintMode);
}
