diff options
Diffstat (limited to 'Xwt.XamMac/Xwt.Mac.CellViews/CellUtil.cs')
| -rw-r--r-- | Xwt.XamMac/Xwt.Mac.CellViews/CellUtil.cs | 133 |
1 files changed, 126 insertions, 7 deletions
diff --git a/Xwt.XamMac/Xwt.Mac.CellViews/CellUtil.cs b/Xwt.XamMac/Xwt.Mac.CellViews/CellUtil.cs index 759c2b65..8134e62b 100644 --- a/Xwt.XamMac/Xwt.Mac.CellViews/CellUtil.cs +++ b/Xwt.XamMac/Xwt.Mac.CellViews/CellUtil.cs @@ -27,21 +27,29 @@ using System; using System.Collections.Generic; using AppKit; +using CoreGraphics; using Xwt.Backends; namespace Xwt.Mac { static class CellUtil { - public static NSCell CreateCell (ApplicationContext context, NSTableView table, ICellSource source, ICollection<CellView> cells, int column) + public static CompositeCell CreateCellView (ApplicationContext context, ICellSource source, ICollection<CellView> cells, int column) { - CompositeCell c = new CompositeCell (context, Orientation.Horizontal, source); + CompositeCell c = new CompositeCell (context, source); foreach (var cell in cells) - c.AddCell ((ICellRenderer) CreateCell (table, c, cell, column)); + c.AddCell ((ICellRenderer) CreateCellView (source, cell, column)); return c; } + + public static void UpdateCellView (CompositeCell cellView, ICellSource source, ICollection<CellView> cells, int column) + { + cellView.ClearCells (); + foreach (var cell in cells) + cellView.AddCell ((ICellRenderer) CreateCellView (source, cell, column)); + } - static NSCell CreateCell (NSTableView table, CompositeCell source, CellView cell, int column) + static NSView CreateCellView (ICellSource source, CellView cell, int column) { ICellRenderer cr = null; @@ -57,10 +65,121 @@ namespace Xwt.Mac cr = new RadioButtonTableCell (); else throw new NotImplementedException (); - cr.Backend = new CellViewBackend (table, column); ICellViewFrontend fr = cell; - fr.AttachBackend (null, cr.Backend); - return (NSCell)cr; + CellViewBackend backend = null; + try { + //FIXME: although the cell views are based on XwtComponent, they don't implement + // the dynamic registration based backend creation and there is no way to + // identify whether the frontend has already a valid backend. + backend = cell.GetBackend () as CellViewBackend; + } catch (InvalidOperationException) { } + + if (backend == null) { + cr.Backend = new CellViewBackend (source.TableView, column); + fr.AttachBackend ((source as ViewBackend).Frontend, cr.Backend); + } else + cr.Backend = backend; + return (NSView)cr; + } + + public static bool HandleMouseDown (this ICellRenderer cell, NSEvent theEvent) + { + if (cell.Backend.GetIsEventEnabled (WidgetEvent.ButtonPressed)) { + CGPoint p = cell.CellView.ConvertPointFromEvent (theEvent); + if (cell.CellView.Bounds.Contains (p)) { + cell.Backend.Load (cell); + cell.CellContainer.SetCurrentEventRow (); + var offset = cell.Backend.CellBounds.Location; + ButtonEventArgs args = new ButtonEventArgs { + X = p.X + offset.X, + Y = p.Y + offset.Y, + Button = theEvent.GetPointerButton(), + MultiplePress = (int)theEvent.ClickCount + }; + cell.Backend.Context.InvokeUserCode (() => cell.Backend.EventSink.OnButtonPressed (args)); + return args.Handled; + } + } + return false; + } + + public static bool HandleMouseUp (this ICellRenderer cell, NSEvent theEvent) + { + if (cell.Backend.GetIsEventEnabled (WidgetEvent.ButtonReleased)) { + CGPoint p = cell.CellView.ConvertPointFromEvent (theEvent); + if (cell.CellView.Bounds.Contains (p)) { + cell.Backend.Load (cell); + cell.CellContainer.SetCurrentEventRow (); + var offset = cell.Backend.CellBounds.Location; + ButtonEventArgs args = new ButtonEventArgs { + X = p.X + offset.X, + Y = p.Y + offset.Y, + Button = theEvent.GetPointerButton (), + MultiplePress = (int)theEvent.ClickCount + }; + cell.Backend.Context.InvokeUserCode (() => cell.Backend.EventSink.OnButtonReleased (args)); + return args.Handled; + } + } + return false; + } + + public static void HandleMouseEntered (this ICellRenderer cell, NSEvent theEvent) + { + if (cell.Backend.GetIsEventEnabled (WidgetEvent.MouseEntered)) { + cell.Backend.Load (cell); + cell.CellContainer.SetCurrentEventRow (); + cell.Backend.Context.InvokeUserCode (cell.Backend.EventSink.OnMouseEntered); + } + } + + public static void HandleMouseExited (this ICellRenderer cell, NSEvent theEvent) + { + if (cell.Backend.GetIsEventEnabled (WidgetEvent.MouseExited)) { + cell.Backend.Load (cell); + cell.CellContainer.SetCurrentEventRow (); + cell.Backend.Context.InvokeUserCode (cell.Backend.EventSink.OnMouseExited); + } + } + + public static bool HandleMouseMoved (this ICellRenderer cell, NSEvent theEvent) + { + if (cell.Backend.GetIsEventEnabled (WidgetEvent.MouseMoved)) { + CGPoint p = cell.CellView.ConvertPointFromEvent (theEvent); + if (cell.CellView.Bounds.Contains (p)) { + cell.Backend.Load (cell); + cell.CellContainer.SetCurrentEventRow (); + var offset = cell.Backend.CellBounds.Location; + MouseMovedEventArgs args = new MouseMovedEventArgs ((long)TimeSpan.FromSeconds (theEvent.Timestamp).TotalMilliseconds, p.X + offset.X, p.Y + offset.Y); + cell.Backend.Context.InvokeUserCode (() => cell.Backend.EventSink.OnMouseMoved (args)); + return args.Handled; + } + } + return false; + } + + public static bool HandleKeyDown (this ICellRenderer cell, NSEvent theEvent) + { + if (cell.Backend.GetIsEventEnabled (WidgetEvent.KeyPressed)) { + cell.Backend.Load (cell); + cell.CellContainer.SetCurrentEventRow (); + var keyArgs = theEvent.ToXwtKeyEventArgs (); + cell.Backend.Context.InvokeUserCode (() => cell.Backend.EventSink.OnKeyPressed (keyArgs)); + return keyArgs.Handled; + } + return false; + } + + public static bool HandleKeyUp (this ICellRenderer cell, NSEvent theEvent) + { + if (cell.Backend.GetIsEventEnabled (WidgetEvent.KeyReleased)) { + cell.Backend.Load (cell); + cell.CellContainer.SetCurrentEventRow (); + var keyArgs = theEvent.ToXwtKeyEventArgs (); + cell.Backend.Context.InvokeUserCode (() => cell.Backend.EventSink.OnKeyReleased (keyArgs)); + return keyArgs.Handled; + } + return false; } } } |