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Viewing changes to external/xwt/Xwt.Mac/Xwt.Mac.CellViews/CompositeCell.cs

  • Committer: Package Import Robot
  • Author(s): Jo Shields
  • Date: 2013-05-12 09:46:03 UTC
  • mto: This revision was merged to the branch mainline in revision 29.
  • Revision ID: package-import@ubuntu.com-20130512094603-mad323bzcxvmcam0
Tags: upstream-4.0.5+dfsg
Import upstream version 4.0.5+dfsg

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external/xwt/Xwt.Mac/Xwt.Mac.CellViews/CompositeCell.cs
 
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// 
 
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// CompositeCell.cs
 
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//  
 
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// Author:
 
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//       Lluis Sanchez <lluis@xamarin.com>
 
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// 
 
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// Copyright (c) 2011 Xamarin Inc
 
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// 
 
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// Permission is hereby granted, free of charge, to any person obtaining a copy
 
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// of this software and associated documentation files (the "Software"), to deal
 
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// in the Software without restriction, including without limitation the rights
 
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 
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// copies of the Software, and to permit persons to whom the Software is
 
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// furnished to do so, subject to the following conditions:
 
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// 
 
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// The above copyright notice and this permission notice shall be included in
 
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// all copies or substantial portions of the Software.
 
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// 
 
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 
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// THE SOFTWARE.
 
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using System;
 
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using MonoMac.AppKit;
 
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using MonoMac.Foundation;
 
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using Xwt.Backends;
 
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using System.Collections.Generic;
 
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using System.Drawing;
 
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namespace Xwt.Mac
 
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{
 
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        class CompositeCell: NSCell
 
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        {
 
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                ICellSource source;
 
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                NSObject val;
 
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                List<ICellRenderer> cells = new List<ICellRenderer> ();
 
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                Orientation direction;
 
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                public CompositeCell (Orientation dir, ICellSource source)
 
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                {
 
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                        direction = dir;
 
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                        this.source = source;
 
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                }
 
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                public CompositeCell (IntPtr p): base (p)
 
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                {
 
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                }
 
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                public override NSObject ObjectValue {
 
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                        get {
 
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                                return val;
 
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                        }
 
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                        set {
 
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                                val = value;
 
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                                if (val is ITablePosition)
 
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                                        Fill (((ITablePosition)val).Position);
 
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                        }
 
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                }
 
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                public void AddCell (ICellRenderer cell)
 
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                {
 
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                        cells.Add (cell);
 
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                }
 
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                public void Fill (object pos)
 
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                {
 
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                        if (source == null || pos == null)
 
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                                return;
 
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                        var s = CellSize;
 
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                        if (s.Height > source.RowHeight)
 
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                                source.RowHeight = s.Height;
 
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                        foreach (var c in cells)
 
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                                c.Fill (source, pos);
 
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                }
 
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                public override void CalcDrawInfo (RectangleF aRect)
 
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                {
 
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                        base.CalcDrawInfo (aRect);
 
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                }
 
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                public override SizeF CellSizeForBounds (RectangleF bounds)
 
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                {
 
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                        return base.CellSizeForBounds (bounds);
 
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                }
 
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                public override SizeF CellSize {
 
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                        get {
 
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                                float w = 0;
 
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                                float h = 0;
 
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                                foreach (NSCell c in cells) {
 
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                                        var s = c.CellSize;
 
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                                        if (direction == Orientation.Horizontal) {
 
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                                                w += s.Width;
 
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                                                if (s.Height > h)
 
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                                                        h = s.Height;
 
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                                        } else {
 
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                                                h += s.Height;
 
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                                                if (s.Width > w)
 
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                                                        w = s.Width;
 
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                                        }
 
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                                }
 
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                                return new SizeF (w, h);
 
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                        }
 
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                }
 
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                public override RectangleF DrawingRectForBounds (RectangleF theRect)
 
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                {
 
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                        return base.DrawingRectForBounds (theRect);
 
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                }
 
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                public override NSCellStateValue State {
 
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                        get {
 
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                                return base.State;
 
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                        }
 
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                        set {
 
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                                base.State = value;
 
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                                foreach (NSCell c in cells)
 
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                                        c.State = value;
 
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                        }
 
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                }
 
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                public override bool Highlighted {
 
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                        get {
 
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                                return base.Highlighted;
 
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                        }
 
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                        set {
 
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                                base.Highlighted = value;
 
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                                foreach (NSCell c in cells)
 
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                                        c.Highlighted = value;
 
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                        }
 
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                }
 
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                public override void DrawWithFrame (RectangleF cellFrame, NSView inView)
 
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                {
 
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                        foreach (CellPos cp in GetCells(cellFrame)) {
 
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                                cp.Cell.DrawWithFrame (cp.Frame, inView);
 
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                        }
 
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                }
 
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                public override void Highlight (bool flag, RectangleF withFrame, NSView inView)
 
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                {
 
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                        foreach (CellPos cp in GetCells(withFrame)) {
 
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                                cp.Cell.Highlight (flag, cp.Frame, inView);
 
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                        }
 
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                }
 
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                public override NSCellHit HitTest (NSEvent forEvent, RectangleF inRect, NSView ofView)
 
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                {
 
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                        foreach (CellPos cp in GetCells(inRect)) {
 
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                                var h = cp.Cell.HitTest (forEvent, cp.Frame, ofView);
 
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                                if (h != NSCellHit.None)
 
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                                        return h;
 
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                        }
 
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                        return NSCellHit.None;
 
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                }
 
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                NSCell trackingCell;
 
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                public override bool StartTracking (PointF startPoint, NSView inView)
 
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                {
 
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                        foreach (NSCell c in cells) {
 
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                                if (c.StartTracking (startPoint, inView)) {
 
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                                        trackingCell = c;
 
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                                        return true;
 
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                                }
 
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                        }
 
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                        return false;
 
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                }
 
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                public override void StopTracking (PointF lastPoint, PointF stopPoint, NSView inView, bool mouseIsUp)
 
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                {
 
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                        if (trackingCell != null) {
 
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                                try {
 
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                                        trackingCell.StopTracking (lastPoint, stopPoint, inView, mouseIsUp);
 
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                                } finally {
 
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                                        trackingCell = null;
 
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                                }
 
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                        }
 
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                }
 
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                public override bool ContinueTracking (PointF lastPoint, PointF currentPoint, NSView inView)
 
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                {
 
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                        if (trackingCell != null)
 
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                                return trackingCell.ContinueTracking (lastPoint, currentPoint, inView);
 
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                        else
 
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                                return false;
 
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                }
 
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                IEnumerable<CellPos> GetCells (RectangleF cellFrame)
 
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                {
 
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                        if (direction == Orientation.Horizontal) {
 
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                                float x = cellFrame.X;
 
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                                foreach (NSCell c in cells) {
 
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                                        var s = c.CellSize;
 
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                                        RectangleF f = new RectangleF (x, cellFrame.Y, s.Width, s.Height);
 
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                                        x += s.Width;
 
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                                        yield return new CellPos () { Cell = c, Frame = f };
 
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                                }
 
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                        } else {
 
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                                float y = cellFrame.Y;
 
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                                foreach (NSCell c in cells) {
 
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                                        var s = c.CellSize;
 
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                                        RectangleF f = new RectangleF (cellFrame.X, y, s.Width, s.Height);
 
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                                        y += s.Height;
 
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                                        yield return new CellPos () { Cell = c, Frame = f };
 
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                                }
 
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                        }
 
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                }
 
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                struct CellPos
 
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                {
 
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                        public NSCell Cell;
 
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                        public RectangleF Frame;
 
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                }
 
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        }
 
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}