Add support for mouse events to CellView

1 files changed, 48 insertions, 6 deletions

diff --git a/TestApps/Samples/Samples/ListView1.cs b/TestApps/Samples/Samples/ListView1.cs
index e0ab24e3..6af9a614 100644
--- a/TestApps/Samples/Samples/ListView1.cs
+++ b/TestApps/Samples/Samples/ListView1.cs
@@ -10,7 +10,7 @@ namespace Samples
 		DataField<Image> icon = new DataField<Image> ();
 		DataField<string> text = new DataField<string> ();
 		DataField<Image> icon2 = new DataField<Image> ();
-		DataField<int> progress = new DataField<int> ();
+		DataField<CellData> progress = new DataField<CellData> ();
 
 		public ListView1 ()
 		{
@@ -20,7 +20,7 @@ namespace Samples
 			list.DataSource = store;
 			list.Columns.Add ("Name", icon, name);
 			list.Columns.Add ("Text", icon2, text);
-			list.Columns.Add ("Progress", new CustomCell () { ValueField = progress });
+			list.Columns.Add ("Progress", new TextCellView () { TextField = text }, new CustomCell () { ValueField = progress });
 
 			var png = Image.FromResource (typeof(App), "class.png");
 
@@ -32,7 +32,7 @@ namespace Samples
 				store.SetValue (r, name, "Value " + n);
 				store.SetValue (r, icon2, png);
 				store.SetValue (r, text, "Text " + n);
-				store.SetValue (r, progress, rand.Next () % 100);
+				store.SetValue (r, progress, new CellData { Value = rand.Next () % 100 });
 			}
 			PackStart (list, true);
 
@@ -48,9 +48,15 @@ namespace Samples
 		}
 	}
 
+	class CellData
+	{
+		public int Value;
+		public double YPos = -1;
+	}
+
 	class CustomCell: CanvasCellView
 	{
-		public IDataField<int> ValueField { get; set; }
+		public IDataField<CellData> ValueField { get; set; }
 
 		protected override Size OnGetRequiredSize ()
 		{
@@ -59,16 +65,52 @@ namespace Samples
 
 		protected override void OnDraw (Context ctx, Rectangle cellArea)
 		{
+			ctx.Rectangle (BackgroundBounds);
+			ctx.SetColor (new Color (0.9, 0.9, 0.9));
+			ctx.Fill ();
+
+			ctx.Rectangle (Bounds);
+			ctx.SetColor (new Color (0.7, 0.7, 0.7));
+			ctx.Fill ();
+
 			var pct = GetValue (ValueField);
-			var size = (cellArea.Width * pct) / 100f;
+			var size = (cellArea.Width * pct.Value) / 100f;
 			cellArea.Width = (int) size;
 
 			ctx.SetLineWidth (1);
 			ctx.Rectangle (cellArea.Inflate (-0.5, -0.5));
-			ctx.SetColor (Colors.LightBlue);
+			ctx.SetColor (Selected ? Colors.Blue : Colors.LightBlue);
 			ctx.FillPreserve ();
 			ctx.SetColor (Colors.Gray);
 			ctx.Stroke ();
+
+			if (pct.YPos != -1) {
+				ctx.MoveTo (cellArea.Right, Bounds.Y + pct.YPos);
+				ctx.Arc (cellArea.Right, Bounds.Y + pct.YPos, 2.5, 0, 360);
+				ctx.SetColor (Colors.Red);
+				ctx.Fill ();
+			}
+		}
+
+		protected override void OnMouseMoved (MouseMovedEventArgs args)
+		{
+			var data = GetValue (ValueField);
+			data.Value = (int) (100 * ((args.X - Bounds.X) / Bounds.Width));
+			data.YPos = args.Y - Bounds.Y;
+			QueueDraw ();
+			base.OnMouseMoved (args);
+		}
+
+		protected override void OnButtonPressed (ButtonEventArgs args)
+		{
+			Console.WriteLine ("Press: " + args.Position);
+			base.OnButtonPressed (args);
+		}
+
+		protected override void OnButtonReleased (ButtonEventArgs args)
+		{
+			Console.WriteLine ("Release: " + args.Position);
+			base.OnButtonReleased (args);
 		}
 	}
 }