protected override void OnInitialized()
{
base.OnInitialized();
element = ExtendedItem.Component as FrameworkElement;
editor = new InPlaceEditor(ExtendedItem);
editor.DataContext = element;
editor.Visibility = Visibility.Hidden; // Hide the editor first, It's visibility is governed by mouse events.
placement = new RelativePlacement(HorizontalAlignment.Left, VerticalAlignment.Top);
adornerPanel.Children.Add(editor);
Adorners.Add(adornerPanel);
designPanel = ExtendedItem.Services.GetService <IDesignPanel>() as DesignPanel;
Debug.Assert(designPanel != null);
/* Add mouse event handlers */
designPanel.PreviewMouseLeftButtonDown += MouseDown;
designPanel.MouseLeftButtonUp += MouseUp;
designPanel.PreviewMouseMove += MouseMove;
/* To update the position of Editor in case of resize operation */
ExtendedItem.PropertyChanged += PropertyChanged;
eventsAdded = true;
}
protected override void OnInitialized()
{
base.OnInitialized();
_menu = new QuickOperationMenu();
_menu.Loaded += OnMenuLoaded;
var placement = new RelativePlacement(HorizontalAlignment.Right, VerticalAlignment.Top)
{
XOffset = 7, YOffset = 3.5
};
this.AddAdorners(placement, _menu);
var kbs = this.ExtendedItem.Services.GetService(typeof(IKeyBindingService)) as IKeyBindingService;
var command = new RelayCommand(delegate
{
_menu.MainHeader.IsSubmenuOpen = true;
_menu.MainHeader.Focus();
});
_keyBinding = new KeyBinding(command, Key.Enter, ModifierKeys.Alt);
if (kbs != null)
{
kbs.RegisterBinding(_keyBinding);
}
}
protected override void OnInitialized()
{
base.OnInitialized();
ContainerDragHandle rect = new ContainerDragHandle();
rect.PreviewMouseDown += delegate(object sender, MouseButtonEventArgs e)
{
//Services.Selection.SetSelectedComponents(new DesignItem[] { this.ExtendedItem }, SelectionTypes.Auto);
new DragMoveMouseGesture(this.ExtendedItem, false).Start(this.ExtendedItem.Services.DesignPanel, e);
e.Handled = true;
};
var items = this.ExtendedItem.Services.Selection.SelectedItems;
double minX = 0;
double minY = 0;
double maxX = 0;
double maxY = 0;
foreach (DesignItem di in items)
{
Point relativeLocation = di.View.TranslatePoint(new Point(0, 0), this.ExtendedItem.View);
minX = minX < relativeLocation.X ? minX : relativeLocation.X;
minY = minY < relativeLocation.Y ? minY : relativeLocation.Y;
maxX = maxX > relativeLocation.X + ((FrameworkElement)di.View).ActualWidth
? maxX
: relativeLocation.X + ((FrameworkElement)di.View).ActualWidth;
maxY = maxY > relativeLocation.Y + ((FrameworkElement)di.View).ActualHeight
? maxY
: relativeLocation.Y + ((FrameworkElement)di.View).ActualHeight;
}
Rectangle rect2 = new Rectangle()
{
Width = (maxX - minX) + 4,
Height = (maxY - minY) + 4,
Stroke = Brushes.Black,
StrokeThickness = 2,
StrokeDashArray = new DoubleCollection()
{
2, 2
},
};
RelativePlacement p = new RelativePlacement(HorizontalAlignment.Left, VerticalAlignment.Top);
p.XOffset = minX - 3;
p.YOffset = minY - 3;
RelativePlacement p2 = new RelativePlacement(HorizontalAlignment.Left, VerticalAlignment.Top);
p2.XOffset = (minX + rect2.Width) - 2;
p2.YOffset = (minY + rect2.Height) - 2;
AddAdorner(p, AdornerOrder.Background, rect);
AddAdorner(p2, AdornerOrder.Background, rect2);
}
void SetPlacement(Point endPoint)
{
RelativePlacement p = new RelativePlacement();
p.XOffset = Math.Min(startPoint.X, endPoint.X);
p.YOffset = Math.Min(startPoint.Y, endPoint.Y);
p.WidthOffset = Math.Max(startPoint.X, endPoint.X) - p.XOffset;
p.HeightOffset = Math.Max(startPoint.Y, endPoint.Y) - p.YOffset;
AdornerPanel.SetPlacement(selectionFrame, p);
}
private void DrawVerticalRectangle(double offset)
{
_rectangle.Width = 2;
_rectangle.Fill = Brushes.Black;
var placement = new RelativePlacement(HorizontalAlignment.Left, VerticalAlignment.Stretch)
{
XOffset = offset
};
AdornerPanel.SetPlacement(_rectangle, placement);
}
private void DrawHorizontalRectangle(double offset)
{
_rectangle.Height = 2;
_rectangle.Fill = Brushes.Black;
var placement = new RelativePlacement(HorizontalAlignment.Stretch, VerticalAlignment.Top)
{
YOffset = offset
};
AdornerPanel.SetPlacement(_rectangle, placement);
}
/// <summary>
/// Binds the <see cref="HandleLength"/> to the margin and place the handles.
/// </summary>
void BindAndPlaceHandle()
{
if (!adornerPanel.Children.Contains(this))
{
adornerPanel.Children.Add(this);
}
if (!adornerPanel.Children.Contains(Stub))
{
adornerPanel.Children.Add(Stub);
}
RelativePlacement placement = new RelativePlacement();
Binding binding = new Binding();
binding.Source = adornedControl;
switch (orientation)
{
case HandleOrientation.Left:
binding.Path = new PropertyPath("Margin.Left");
placement = new RelativePlacement(HorizontalAlignment.Left, VerticalAlignment.Center);
placement.XOffset = -HandleLengthOffset;
break;
case HandleOrientation.Top:
binding.Path = new PropertyPath("Margin.Top");
placement = new RelativePlacement(HorizontalAlignment.Center, VerticalAlignment.Top);
placement.YOffset = -HandleLengthOffset;
break;
case HandleOrientation.Right:
binding.Path = new PropertyPath("Margin.Right");
placement = new RelativePlacement(HorizontalAlignment.Right, VerticalAlignment.Center);
placement.XOffset = HandleLengthOffset;
break;
case HandleOrientation.Bottom:
binding.Path = new PropertyPath("Margin.Bottom");
placement = new RelativePlacement(HorizontalAlignment.Center, VerticalAlignment.Bottom);
placement.YOffset = HandleLengthOffset;
break;
}
binding.Mode = BindingMode.TwoWay;
SetBinding(HandleLengthProperty, binding);
AdornerPanel.SetPlacement(this, placement);
AdornerPanel.SetPlacement(Stub, placement);
DecideVisiblity(this.HandleLength);
}
/// <summary/>
public TopLeftContainerDragHandle()
{
ContainerDragHandle rect = new ContainerDragHandle();
rect.PreviewMouseDown += delegate(object sender, MouseButtonEventArgs e) {
//Services.Selection.SetSelectedComponents(new DesignItem[] { this.ExtendedItem }, SelectionTypes.Auto);
new DragMoveMouseGesture(this.ExtendedItem, false).Start(this.ExtendedItem.Services.DesignPanel, e);
e.Handled = true;
};
RelativePlacement p = new RelativePlacement(HorizontalAlignment.Left, VerticalAlignment.Top);
p.XOffset = -7;
p.YOffset = -7;
AddAdorner(p, AdornerOrder.Background, rect);
}
/// <summary>
/// Creates a new SelectedElementRectangleExtension instance.
/// </summary>
public SelectedElementRectangleExtension()
{
Rectangle selectionRect = new Rectangle();
selectionRect.SnapsToDevicePixels = true;
selectionRect.Stroke = new SolidColorBrush(Color.FromRgb(0x47, 0x47, 0x47));
selectionRect.StrokeThickness = 1.5;
selectionRect.IsHitTestVisible = false;
RelativePlacement placement = new RelativePlacement(HorizontalAlignment.Stretch, VerticalAlignment.Stretch);
placement.XOffset = -1;
placement.YOffset = -1;
placement.WidthOffset = 2;
placement.HeightOffset = 2;
this.AddAdorners(placement, selectionRect);
}
protected override void OnInitialized()
{
base.OnInitialized();
if (this.ExtendedItem != null)
{
RelativePlacement placementHeight = new RelativePlacement(HorizontalAlignment.Right, VerticalAlignment.Stretch);
placementHeight.XOffset = 10;
_heightDisplay = new HeightDisplay();
_heightDisplay.DataContext = this.ExtendedItem.Component;
RelativePlacement placementWidth = new RelativePlacement(HorizontalAlignment.Stretch, VerticalAlignment.Bottom);
placementWidth.YOffset = 10;
_widthDisplay = new WidthDisplay();
_widthDisplay.DataContext = this.ExtendedItem.Component;
this.AddAdorners(placementHeight, _heightDisplay);
this.AddAdorners(placementWidth, _widthDisplay);
_heightDisplay.Visibility = Visibility.Hidden;
_widthDisplay.Visibility = Visibility.Hidden;
}
}
protected override void OnInitialized()
{
leftBar = new GridRailAdorner(this.ExtendedItem, adornerPanel, Orientation.Vertical);
topBar = new GridRailAdorner(this.ExtendedItem, adornerPanel, Orientation.Horizontal);
RelativePlacement rp = new RelativePlacement(HorizontalAlignment.Left, VerticalAlignment.Stretch);
rp.XOffset -= GridRailAdorner.RailDistance;
AdornerPanel.SetPlacement(leftBar, rp);
rp = new RelativePlacement(HorizontalAlignment.Stretch, VerticalAlignment.Top);
rp.YOffset -= GridRailAdorner.RailDistance;
AdornerPanel.SetPlacement(topBar, rp);
adornerPanel.Children.Add(leftBar);
adornerPanel.Children.Add(topBar);
this.Adorners.Add(adornerPanel);
CreateSplitter();
this.ExtendedItem.PropertyChanged += OnPropertyChanged;
base.OnInitialized();
}
/// <summary>
/// Places resize thumbs at their respective positions
/// and streches out thumbs which are at the center of outline to extend resizability across the whole outline
/// </summary>
/// <param name="designerThumb"></param>
/// <param name="alignment"></param>
/// <returns></returns>
private RelativePlacement Place(ref DesignerThumb designerThumb, PlacementAlignment alignment)
{
RelativePlacement placement = new RelativePlacement(alignment.Horizontal, alignment.Vertical);
if (alignment.Horizontal == HorizontalAlignment.Center)
{
placement.WidthRelativeToContentWidth = 1;
placement.HeightOffset = 6;
designerThumb.Opacity = 0;
return(placement);
}
if (alignment.Vertical == VerticalAlignment.Center)
{
placement.HeightRelativeToContentHeight = 1;
placement.WidthOffset = 6;
designerThumb.Opacity = 0;
return(placement);
}
placement.WidthOffset = 6;
placement.HeightOffset = 6;
return(placement);
}
/// <summary>
/// Binds the <see cref="MarginHandle.HandleLength"/> to the margin and place the handles.
/// </summary>
void BindAndPlaceHandle()
{
if (!adornerPanel.Children.Contains(this))
{
adornerPanel.Children.Add(this);
}
if (!adornerPanel.Children.Contains(Stub))
{
adornerPanel.Children.Add(Stub);
}
RelativePlacement placement = new RelativePlacement();
switch (orientation)
{
case HandleOrientation.Left:
{
var wr = (double)leftDescriptor.GetValue(adornedControl);
if (double.IsNaN(wr))
{
wr = (double)rightDescriptor.GetValue(adornedControl);
wr = canvas.ActualWidth - (PlacementOperation.GetRealElementSize(adornedControl).Width + wr);
}
else
{
if (line1 != null)
{
line1.StrokeDashArray.Clear();
line2.StrokeDashArray.Clear();
}
}
this.HandleLength = wr;
placement = new RelativePlacement(HorizontalAlignment.Left, VerticalAlignment.Center);
placement.XOffset = -HandleLengthOffset;
break;
}
case HandleOrientation.Top:
{
var wr = (double)topDescriptor.GetValue(adornedControl);
if (double.IsNaN(wr))
{
wr = (double)bottomDescriptor.GetValue(adornedControl);
wr = canvas.ActualHeight - (PlacementOperation.GetRealElementSize(adornedControl).Height + wr);
}
else
{
if (line1 != null)
{
line1.StrokeDashArray.Clear();
line2.StrokeDashArray.Clear();
}
}
this.HandleLength = wr;
placement = new RelativePlacement(HorizontalAlignment.Center, VerticalAlignment.Top);
placement.YOffset = -HandleLengthOffset;
break;
}
case HandleOrientation.Right:
{
var wr = (double)rightDescriptor.GetValue(adornedControl);
if (double.IsNaN(wr))
{
wr = (double)leftDescriptor.GetValue(adornedControl);
wr = canvas.ActualWidth - (PlacementOperation.GetRealElementSize(adornedControl).Width + wr);
}
else
{
if (line1 != null)
{
line1.StrokeDashArray.Clear();
line2.StrokeDashArray.Clear();
}
}
this.HandleLength = wr;
placement = new RelativePlacement(HorizontalAlignment.Right, VerticalAlignment.Center);
placement.XOffset = HandleLengthOffset;
break;
}
case HandleOrientation.Bottom:
{
var wr = (double)bottomDescriptor.GetValue(adornedControl);
if (double.IsNaN(wr))
{
wr = (double)topDescriptor.GetValue(adornedControl);
wr = canvas.ActualHeight - (PlacementOperation.GetRealElementSize(adornedControl).Height + wr);
}
else
{
if (line1 != null)
{
line1.StrokeDashArray.Clear();
line2.StrokeDashArray.Clear();
}
}
this.HandleLength = wr;
placement = new RelativePlacement(HorizontalAlignment.Center, VerticalAlignment.Bottom);
placement.YOffset = HandleLengthOffset;
break;
}
}
AdornerPanel.SetPlacement(this, placement);
this.Visibility = Visibility.Visible;
}
protected override void OnMouseMove(MouseEventArgs e)
{
base.OnMouseMove(e);
RelativePlacement rp = new RelativePlacement();
RelativePlacement rpUnitSelector = new RelativePlacement();
if (orientation == Orientation.Vertical)
{
double insertionPosition = e.GetPosition(this).Y;
RowDefinition current = grid.RowDefinitions
.FirstOrDefault(r => insertionPosition >= r.Offset &&
insertionPosition <= (r.Offset + r.ActualHeight));
rp.XOffset = -(RailSize + RailDistance);
rp.WidthOffset = RailSize + RailDistance;
rp.WidthRelativeToContentWidth = 1;
rp.HeightOffset = SplitterWidth;
rp.YOffset = e.GetPosition(this).Y - SplitterWidth / 2;
if (current != null)
{
DesignItem component = this.gridItem.Services.Component.GetDesignItem(current);
rpUnitSelector.XOffset = -(RailSize + RailDistance) * 2.75 - 6;
rpUnitSelector.WidthOffset = RailSize + RailDistance;
rpUnitSelector.WidthRelativeToContentWidth = 1;
rpUnitSelector.HeightOffset = 55;
rpUnitSelector.YOffset = current.Offset + current.ActualHeight / 2 - 25;
unitSelector.SelectedItem = component;
unitSelector.Unit = ((GridLength)component.Properties[RowDefinition.HeightProperty].ValueOnInstance).GridUnitType;
displayUnitSelector = true;
}
else
{
displayUnitSelector = false;
}
}
else
{
double insertionPosition = e.GetPosition(this).X;
ColumnDefinition current = grid.ColumnDefinitions
.FirstOrDefault(r => insertionPosition >= r.Offset &&
insertionPosition <= (r.Offset + r.ActualWidth));
rp.YOffset = -(RailSize + RailDistance);
rp.HeightOffset = RailSize + RailDistance;
rp.HeightRelativeToContentHeight = 1;
rp.WidthOffset = SplitterWidth;
rp.XOffset = e.GetPosition(this).X - SplitterWidth / 2;
if (current != null)
{
DesignItem component = this.gridItem.Services.Component.GetDesignItem(current);
Debug.Assert(component != null);
rpUnitSelector.YOffset = -(RailSize + RailDistance) * 2.20 - 6;
rpUnitSelector.HeightOffset = RailSize + RailDistance;
rpUnitSelector.HeightRelativeToContentHeight = 1;
rpUnitSelector.WidthOffset = 75;
rpUnitSelector.XOffset = current.Offset + current.ActualWidth / 2 - 35;
unitSelector.SelectedItem = component;
unitSelector.Unit = ((GridLength)component.Properties[ColumnDefinition.WidthProperty].ValueOnInstance).GridUnitType;
displayUnitSelector = true;
}
else
{
displayUnitSelector = false;
}
}
AdornerPanel.SetPlacement(previewAdorner, rp);
if (displayUnitSelector)
{
AdornerPanel.SetPlacement(unitSelector, rpUnitSelector);
}
}
