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//
// CanvasTableCell.cs
//
// Author:
// Lluis Sanchez <lluis@xamarin.com>
//
// Copyright (c) 2013 Xamarin Inc.
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
using System;
using AppKit;
using CoreGraphics;
using ObjCRuntime;
using Xwt.Backends;
namespace Xwt.Mac
{
class CanvasTableCell: NSView, ICanvasCellRenderer
{
NSTrackingArea trackingArea;
public CompositeCell CellContainer { get; set; }
public CellViewBackend Backend { get; set; }
public NSView CellView { get { return this; } }
// Since 10.12 or 10.13 views inside tables flip on data reload.
// IsFlipped enforces the correct orientation of the layer.
public override bool IsFlipped { get { return true; } }
public void CopyFrom (object other)
{
var ob = (CanvasTableCell)other;
Backend = ob.Backend;
}
public void Fill ()
{
Hidden = !Frontend.Visible;
this.ApplyAcessibilityProperties ();
}
ICanvasCellViewFrontend Frontend {
get { return (ICanvasCellViewFrontend) Backend.Frontend; }
}
public override CGSize FittingSize {
get {
var size = CGSize.Empty;
Frontend.ApplicationContext.InvokeUserCode (delegate {
var s = Frontend.GetRequiredSize (SizeConstraint.Unconstrained);
size = new CGSize ((nfloat)s.Width, (nfloat)s.Height);
});
return size;
}
}
public Size GetRequiredSize(SizeConstraint widthConstraint)
{
var size = Size.Zero;
Frontend.ApplicationContext.InvokeUserCode (delegate {
size = Frontend.GetRequiredSize (widthConstraint);
});
return size;
}
public override void DrawRect (CGRect dirtyRect)
{
Backend.Load (this);
Frontend.ApplicationContext.InvokeUserCode (delegate {
CGContext ctx = NSGraphicsContext.CurrentContext.GraphicsPort;
var backend = new CGContextBackend {
Context = ctx,
InverseViewTransform = ctx.GetCTM ().Invert ()
};
var bounds = Backend.CellBounds;
backend.Context.ClipToRect (dirtyRect);
backend.Context.TranslateCTM ((nfloat)(-bounds.X), (nfloat)(-bounds.Y));
Frontend.Draw (backend, new Rectangle (bounds.X, bounds.Y, bounds.Width, bounds.Height));
});
}
public override void UpdateTrackingAreas ()
{
if (trackingArea != null) {
RemoveTrackingArea (trackingArea);
trackingArea.Dispose ();
}
var options = NSTrackingAreaOptions.MouseMoved | NSTrackingAreaOptions.ActiveInKeyWindow | NSTrackingAreaOptions.MouseEnteredAndExited;
trackingArea = new NSTrackingArea (Bounds, options, this, null);
AddTrackingArea (trackingArea);
}
public override void RightMouseDown (NSEvent theEvent)
{
if (!this.HandleMouseDown (theEvent))
base.RightMouseDown (theEvent);
}
public override void RightMouseUp (NSEvent theEvent)
{
if (!this.HandleMouseUp (theEvent))
base.RightMouseUp (theEvent);
}
public override void MouseDown (NSEvent theEvent)
{
if (!this.HandleMouseDown (theEvent))
base.MouseDown (theEvent);
}
public override void MouseUp (NSEvent theEvent)
{
if (!this.HandleMouseUp (theEvent))
base.MouseUp (theEvent);
}
public override void OtherMouseDown (NSEvent theEvent)
{
if (!this.HandleMouseDown (theEvent))
base.OtherMouseDown (theEvent);
}
public override void OtherMouseUp (NSEvent theEvent)
{
if (!this.HandleMouseUp (theEvent))
base.OtherMouseUp (theEvent);
}
public override void MouseEntered (NSEvent theEvent)
{
this.HandleMouseEntered (theEvent);
base.MouseEntered (theEvent);
}
public override void MouseExited (NSEvent theEvent)
{
this.HandleMouseExited (theEvent);
base.MouseExited (theEvent);
}
public override void MouseMoved (NSEvent theEvent)
{
if (!this.HandleMouseMoved (theEvent))
base.MouseMoved (theEvent);
}
public override void MouseDragged (NSEvent theEvent)
{
if (!this.HandleMouseMoved (theEvent))
base.MouseDragged (theEvent);
}
public override void KeyDown (NSEvent theEvent)
{
if (!this.HandleKeyDown (theEvent))
base.KeyDown (theEvent);
}
public override void KeyUp (NSEvent theEvent)
{
if (!this.HandleKeyUp (theEvent))
base.KeyUp (theEvent);
}
}
}
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