/// <summary>
/// Prints the selection.
/// </summary>
public virtual void Print()
{
ILayoutNodeState State = StateView.State;
ILayoutListInner ParentInner = State.PropertyToInner(PropertyName) as ILayoutListInner;
Debug.Assert(ParentInner != null);
LayoutControllerView ControllerView = StateView.ControllerView;
Debug.Assert(ControllerView.PrintContext != null);
ControllerView.UpdateLayout();
Debug.Assert(StartIndex <= EndIndex);
ILayoutNodeStateView FirstStateView = (ILayoutNodeStateView)ControllerView.StateViewTable[ParentInner.StateList[StartIndex]];
Point Origin = FirstStateView.CellOrigin.Opposite;
for (int i = StartIndex; i < EndIndex; i++)
{
ILayoutNodeStateView StateView = (ILayoutNodeStateView)ControllerView.StateViewTable[ParentInner.StateList[i]];
Debug.Assert(RegionHelper.IsValid(StateView.ActualCellSize));
StateView.PrintCells(Origin);
}
}
/// <summary>
/// Draws all visible cells in the view using <see cref="DrawContext"/>.
/// <param name="stateView">The view to draw.</param>
/// </summary>
public virtual void Draw(ILayoutNodeStateView stateView)
{
UpdateLayout();
if (IsCaretShown)
{
DrawContext.HideCaret();
}
Debug.Assert(RegionHelper.IsValid(stateView.ActualCellSize));
stateView.DrawCells();
if (ShowLineNumber)
{
DisplayLineNumber(DrawCellViewLineNumber);
}
if (IsCaretShown)
{
if (IsCaretOnText(out ILayoutStringContentFocus TextFocus))
{
DrawTextCaret(TextFocus);
}
else if (IsCaretOnComment(out ILayoutCommentFocus CommentFocus))
{
DrawCommentCaret(CommentFocus);
}
}
}
/// <summary>
/// Initializes a new instance of the <see cref="LayoutCommentCellView"/> class.
/// </summary>
/// <param name="stateView">The state view containing the tree with this cell.</param>
/// <param name="parentCellView">The collection of cell views containing this view. Null for the root of the cell tree.</param>
/// <param name="frame">The frame that created this cell view.</param>
/// <param name="documentation">The comment this cell is displaying.</param>
public LayoutCommentCellView(ILayoutNodeStateView stateView, ILayoutCellViewCollection parentCellView, ILayoutFrame frame, Document documentation)
: base(stateView, parentCellView, frame, documentation)
{
CellOrigin = RegionHelper.InvalidOrigin;
CellSize = RegionHelper.InvalidSize;
CellPadding = Padding.Empty;
ActualCellSize = RegionHelper.InvalidSize;
}
/// <summary>
/// Initializes a new instance of the <see cref="LayoutContainerCellView"/> class.
/// </summary>
/// <param name="stateView">The state view containing the tree with this cell.</param>
/// <param name="parentCellView">The collection of cell views containing this view.</param>
/// <param name="childStateView">The state view of the state associated to this cell.</param>
/// <param name="frame">The frame that was used to create this cell.</param>
public LayoutContainerCellView(ILayoutNodeStateView stateView, ILayoutCellViewCollection parentCellView, ILayoutNodeStateView childStateView, ILayoutFrame frame)
: base(stateView, parentCellView, childStateView, frame)
{
CellOrigin = RegionHelper.InvalidOrigin;
CellSize = RegionHelper.InvalidSize;
CellPadding = Padding.Empty;
ActualCellSize = RegionHelper.InvalidSize;
}
/// <summary>
/// Initializes a new instance of the <see cref="LayoutCellViewCollection"/> class.
/// </summary>
/// <param name="stateView">The state view containing the tree with this cell.</param>
/// <param name="parentCellView">The collection of cell views containing this view. Null for the root of the cell tree.</param>
/// <param name="cellViewList">The list of child cell views.</param>
/// <param name="frame">The frame that was used to create this cell. Can be null.</param>
public LayoutCellViewCollection(ILayoutNodeStateView stateView, ILayoutCellViewCollection parentCellView, ILayoutCellViewList cellViewList, ILayoutFrame frame)
: base(stateView, parentCellView, cellViewList, frame)
{
CellOrigin = RegionHelper.InvalidOrigin;
CellSize = RegionHelper.InvalidSize;
ActualCellSize = RegionHelper.InvalidSize;
CellPadding = Padding.Empty;
}
/// <summary>
/// Initializes a new instance of the <see cref="LayoutContentFocusableCellView"/> class.
/// </summary>
/// <param name="stateView">The state view containing the tree with this cell.</param>
/// <param name="parentCellView">The collection of cell views containing this view. Null for the root of the cell tree.</param>
/// <param name="frame">The frame that created this cell view.</param>
/// <param name="propertyName">Property corresponding to the component of the node.</param>
public LayoutContentFocusableCellView(ILayoutNodeStateView stateView, ILayoutCellViewCollection parentCellView, ILayoutFrame frame, string propertyName)
: base(stateView, parentCellView, frame, propertyName)
{
CellOrigin = RegionHelper.InvalidOrigin;
CellSize = RegionHelper.InvalidSize;
CellPadding = Padding.Empty;
ActualCellSize = RegionHelper.InvalidSize;
}
/// <summary>
/// Initializes a new instance of the <see cref="LayoutBlockCellView"/> class.
/// </summary>
/// <param name="stateView">The state view containing the tree with this cell.</param>
/// <param name="parentCellView">The collection of cell views containing this view.</param>
/// <param name="blockStateView">The block state view of the state associated to this cell.</param>
public LayoutBlockCellView(ILayoutNodeStateView stateView, ILayoutCellViewCollection parentCellView, LayoutBlockStateView blockStateView)
: base(stateView, parentCellView, blockStateView)
{
CellOrigin = RegionHelper.InvalidOrigin;
CellSize = RegionHelper.InvalidSize;
CellPadding = Padding.Empty;
ActualCellSize = RegionHelper.InvalidSize;
}
/// <summary>
/// Initializes a new instance of the <see cref="LayoutDiscreteContentFocusableCellView"/> class.
/// </summary>
/// <param name="stateView">The state view containing the tree with this cell.</param>
/// <param name="parentCellView">The collection of cell views containing this view. Null for the root of the cell tree.</param>
/// <param name="frame">The frame that created this cell view.</param>
/// <param name="propertyName">Property corresponding to the component of the node.</param>
/// <param name="keywordFrame">The keyword frame that was used to create this cell.</param>
public LayoutDiscreteContentFocusableCellView(ILayoutNodeStateView stateView, ILayoutCellViewCollection parentCellView, ILayoutFrame frame, string propertyName, ILayoutKeywordFrame keywordFrame)
: base(stateView, parentCellView, frame, propertyName, keywordFrame)
{
Debug.Assert(keywordFrame.ParentFrame is ILayoutDiscreteFrame);
CellOrigin = RegionHelper.InvalidOrigin;
CellSize = RegionHelper.InvalidSize;
CellPadding = Padding.Empty;
ActualCellSize = RegionHelper.InvalidSize;
}
/// <summary>
/// Initializes a new instance of the <see cref="LayoutLine"/> class.
/// </summary>
/// <param name="stateView">The state view containing the tree with this cell.</param>
/// <param name="parentCellView">The collection of cell views containing this view. Null for the root of the cell tree.</param>
/// <param name="cellViewList">The list of child cell views.</param>
/// <param name="frame">Frame providing the horizontal separator to insert between cells. Can be null.</param>
public LayoutLine(ILayoutNodeStateView stateView, ILayoutCellViewCollection parentCellView, ILayoutCellViewList cellViewList, ILayoutFrame frame)
: base(stateView, parentCellView, cellViewList, frame)
{
Debug.Assert(frame is ILayoutFrameWithHorizontalSeparator);
CellOrigin = RegionHelper.InvalidOrigin;
CellSize = RegionHelper.InvalidSize;
CellPadding = Padding.Empty;
ActualCellSize = RegionHelper.InvalidSize;
}
/// <summary>
/// Initializes a new instance of the <see cref="LayoutFocusableCellView"/> class.
/// </summary>
/// <param name="stateView">The state view containing the tree with this cell.</param>
/// <param name="parentCellView">The collection of cell views containing this view. Null for the root of the cell tree.</param>
/// <param name="frame">The frame that created this cell view.</param>
public LayoutFocusableCellView(ILayoutNodeStateView stateView, ILayoutCellViewCollection parentCellView, ILayoutFrame frame)
: base(stateView, parentCellView, frame)
{
Debug.Assert(frame is ILayoutMeasurableFrame);
Debug.Assert(frame is ILayoutDrawableFrame);
CellOrigin = RegionHelper.InvalidOrigin;
CellSize = RegionHelper.InvalidSize;
CellPadding = Padding.Empty;
ActualCellSize = RegionHelper.InvalidSize;
}
private protected virtual void MeasureCells()
{
ILayoutPlaceholderNodeState RootState = Controller.RootState;
ILayoutNodeStateView RootStateView = (ILayoutNodeStateView)StateViewTable[RootState];
RootStateView.MeasureCells(null, null, Measure.Floating);
InternalViewSize = RootStateView.CellSize;
Debug.Assert(RegionHelper.IsFixed(InternalViewSize));
}
/// <summary>
/// Prints all visible cells in a view using <see cref="PrintContext"/>.
/// </summary>
/// <param name="stateView">The view to print.</param>
/// <param name="origin">The origin from where to start printing.</param>
public virtual void Print(ILayoutNodeStateView stateView, Point origin)
{
UpdateLayout();
Debug.Assert(RegionHelper.IsValid(stateView.ActualCellSize));
stateView.PrintCells(origin);
if (ShowLineNumber)
{
DisplayLineNumber(PrintCellViewLineNumber);
}
}
/// <summary>
/// Updates all floating sizes and positions.
/// </summary>
public void UpdateLayout()
{
if (IsInvalidated)
{
MeasureAndArrange();
}
ILayoutNodeState RootState = Controller.RootState;
ILayoutNodeStateView RootStateView = (ILayoutNodeStateView)StateViewTable[RootState];
RootStateView.UpdateActualCellsSize();
Debug.Assert(RegionHelper.IsValid(RootStateView.ActualCellSize));
}
/// <summary>
/// Measures a cell created with this frame.
/// </summary>
/// <param name="measureContext">The context used to measure the cell.</param>
/// <param name="cellView">The cell to measure.</param>
/// <param name="collectionWithSeparator">A collection that can draw separators around the cell.</param>
/// <param name="referenceContainer">The cell view in <paramref name="collectionWithSeparator"/> that contains this cell.</param>
/// <param name="separatorLength">The length of the separator in <paramref name="collectionWithSeparator"/>.</param>
/// <param name="size">The cell size upon return, padding included.</param>
/// <param name="padding">The cell padding.</param>
public virtual void Measure(ILayoutMeasureContext measureContext, ILayoutCellView cellView, ILayoutCellViewCollection collectionWithSeparator, ILayoutCellView referenceContainer, Measure separatorLength, out Size size, out Padding padding)
{
ILayoutContainerCellView ContainerCellView = cellView as ILayoutContainerCellView;
Debug.Assert(ContainerCellView != null);
ILayoutNodeStateView ChildStateView = ContainerCellView.ChildStateView;
Debug.Assert(ChildStateView != null);
ChildStateView.MeasureCells(collectionWithSeparator, referenceContainer, separatorLength);
Debug.Assert(RegionHelper.IsValid(ChildStateView.CellSize));
size = ChildStateView.CellSize;
measureContext.UpdatePadding(LeftMargin, RightMargin, ref size, out padding);
Debug.Assert(RegionHelper.IsValid(size));
}
private protected virtual void ArrangeCells()
{
ILayoutPlaceholderNodeState RootState = Controller.RootState;
ILayoutNodeStateView RootStateView = (ILayoutNodeStateView)StateViewTable[RootState];
Point ViewOrigin;
if (ShowLineNumber)
{
Measure Width = MeasureLineNumberWidth();
ViewOrigin = new Point(Width, Measure.Zero);
}
else
{
ViewOrigin = Point.Origin;
}
RootStateView.ArrangeCells(ViewOrigin);
Debug.Assert(Point.IsEqual(RootStateView.CellOrigin, ViewOrigin));
}
/// <summary>
/// Initializes a new instance of the <see cref="LayoutCellViewTreeContext"/> class.
/// </summary>
/// <param name="controllerView">The view in which cells are created.</param>
/// <param name="stateView">The state view for which to create cells.</param>
/// <param name="forcedCommentStateView">The state view for which the comment must be visible, even if empty.</param>
public LayoutCellViewTreeContext(LayoutControllerView controllerView, ILayoutNodeStateView stateView, ILayoutNodeStateView forcedCommentStateView)
: base(controllerView, stateView, forcedCommentStateView)
{
}
/// <summary>
/// Initializes a new instance of the <see cref="LayoutCommentSelection"/> class.
/// </summary>
/// <param name="stateView">The state view that encompasses the selection.</param>
/// <param name="start">Index of the first character in the selected text.</param>
/// <param name="end">Index following the last character in the selected text.</param>
public LayoutCommentSelection(ILayoutNodeStateView stateView, int start, int end)
: base(stateView, start, end)
{
}
/// <summary>
/// Initializes a new instance of the <see cref="LayoutStringContentSelection"/> class.
/// </summary>
/// <param name="stateView">The state view that encompasses the selection.</param>
/// <param name="propertyName">The property name.</param>
/// <param name="start">Index of the first character in the selected text.</param>
/// <param name="end">Index following the last character in the selected text.</param>
public LayoutStringContentSelection(ILayoutNodeStateView stateView, string propertyName, int start, int end)
: base(stateView, propertyName, start, end)
{
}
/// <summary>
/// Initializes a new instance of the <see cref="LayoutNodeListSelection"/> class.
/// </summary>
/// <param name="stateView">The state view that encompasses the selection.</param>
/// <param name="propertyName">The property name.</param>
/// <param name="startIndex">Index of the first selected node in the list.</param>
/// <param name="endIndex">Index of the last selected node in the list.</param>
public LayoutNodeListSelection(ILayoutNodeStateView stateView, string propertyName, int startIndex, int endIndex)
: base(stateView, propertyName, startIndex, endIndex)
{
}
/// <summary>
/// Initializes a new instance of the <see cref="LayoutDiscreteContentSelection"/> class.
/// </summary>
/// <param name="stateView">The state view that encompasses the selection.</param>
/// <param name="propertyName">The property name.</param>
public LayoutDiscreteContentSelection(ILayoutNodeStateView stateView, string propertyName)
: base(stateView, propertyName)
{
}
/// <summary>
/// Initializes a new instance of the <see cref="LayoutNodeSelection"/> class.
/// </summary>
/// <param name="stateView">The selected state view.</param>
public LayoutNodeSelection(ILayoutNodeStateView stateView)
: base(stateView)
{
}