public static ItemCanvas CreateItemCanvas(this WindowScreenContent ScreenContent,
ItemCanvas ParentItemCanvas, MasterThread MasterThread,
PaintThread PaintThread)
{
// create the canvas to drawn upon.
var rv = ScreenContent.CreateWindowedItemCanvas(
ParentItemCanvas, ParentItemCanvas.CanvasDefn.FontDefn.PointSize,
MasterThread, PaintThread, ScreenContent.ContentNum);
var border = rv.Item1;
var itemCanvas = rv.Item2;
itemCanvas.ContentStart = ScreenContent.StartCharPoint;
// add the canvas control ( actually the border control that contains the
// canvas ) to the parent canvas.
var canvasPos = ParentItemCanvas.AddItemToCanvas(
ScreenContent.StartRowCol, itemCanvas.BorderControl);
ScreenContent.WindowPos = canvasPos;
ParentItemCanvas.RemoveCaret();
itemCanvas.SetFocus();
itemCanvas.HookBorderDrag();
return(itemCanvas);
}
