public override NSView GetViewForItem(iCarousel carousel, nint index, NSView view)
{
NSTextField label = null;
NSImageView imageView = null;
if (view == null)
{
// create new view if no view is available for recycling
imageView = new NSImageView(new CGRect(0, 0, 200.0f, 200.0f));
imageView.Image = NSImage.ImageNamed("page");
imageView.ImageAlignment = NSImageAlignment.Center;
label = new NSTextField(imageView.Bounds);
label.BackgroundColor = NSColor.Clear;
label.Alignment = NSTextAlignment.Center;
label.Font = NSFont.LabelFontOfSize(50);
label.Bordered = false;
label.Editable = false;
label.Tag = 1;
imageView.AddSubview(label);
}
else
{
// get a reference to the label in the recycled view
imageView = (NSImageView)view;
label = (NSTextField)view.ViewWithTag(1);
}
// set the values of the view
label.StringValue = items[index].ToString();
return(imageView);
}
public override Id InitWithFrame(NSRect aFrameRect)
{
this.NativePointer = this.SendMessageSuper <IntPtr>(ThisClass, "initWithFrame:", aFrameRect);
// create the sub views and attach
if (iImage == null)
{
iImage = new NSImageView();
iImageOver = new NSImageView();
this.AddSubview(iImage);
iImage.AddSubview(iImageOver);
}
// initialise the subviews
NSRect frame = new NSRect(0, 0, aFrameRect.Width, aFrameRect.Height);
iImage.InitWithFrame(frame);
iImage.ImageAlignment = NSImageAlignment.NSImageAlignCenter;
iImage.ImageFrameStyle = NSImageFrameStyle.NSImageFrameNone;
iImage.ImageScaling = NSImageScaling.NSImageScaleNone;
iImageOver.InitWithFrame(frame);
iImageOver.ImageAlignment = NSImageAlignment.NSImageAlignCenter;
iImageOver.ImageFrameStyle = NSImageFrameStyle.NSImageFrameNone;
iImageOver.ImageScaling = NSImageScaling.NSImageScaleNone;
iImageOver.AlphaValue = 0.0f;
return(this);
}
public void Initialise(NSView aParent)
{
// create background
iBkgd = new NSImageView();
iBkgd.InitWithFrame(aParent.Bounds);
iBkgd.ImageAlignment = NSImageAlignment.NSImageAlignCenter;
iBkgd.ImageFrameStyle = NSImageFrameStyle.NSImageFrameNone;
iBkgd.ImageScaling = NSImageScaling.NSImageScaleNone;
aParent.AddSubview(iBkgd);
// create button
iButton = new NSButton();
iButton.InitWithFrame(aParent.Bounds);
iButton.SetButtonType(NSButtonType.NSMomentaryChangeButton);
iButton.IsBordered = false;
iButton.Title = NSString.Empty;
iButton.AlternateTitle = NSString.Empty;
iButton.ImagePosition = NSCellImagePosition.NSImageOnly;
iButton.AlphaValue = 0.0f;
iBkgd.AddSubview(iButton);
SetOn(false);
}
public override Id InitWithFrame(NSRect aFrameRect)
{
this.NativePointer = this.SendMessageSuper <IntPtr>(ThisClass, "initWithFrame:", aFrameRect);
NSRect wheelRect = new NSRect(0, 0, aFrameRect.Width, aFrameRect.Height);
if (iViewBar == null)
{
// create subviews
iViewBar = new ViewRotaryBar();
iViewBkgd = new NSImageView();
iViewLeft = new NSImageView();
iViewRight = new NSImageView();
iViewMute = new NSImageView();
// create subview hierarchy
this.AddSubview(iViewBkgd);
iViewBkgd.AddSubview(iViewBar);
iViewBar.AddSubview(iViewLeft);
iViewBar.AddSubview(iViewRight);
iViewBar.AddSubview(iViewMute);
}
// initialise the views
iViewBar.InitWithFrame(wheelRect);
iViewBkgd.InitWithFrame(wheelRect);
iViewBkgd.Image = Properties.Resources.ImageRocker;
iViewBkgd.ImageAlignment = NSImageAlignment.NSImageAlignCenter;
iViewBkgd.ImageFrameStyle = NSImageFrameStyle.NSImageFrameNone;
iViewBkgd.ImageScaling = NSImageScaling.NSImageScaleNone;
iViewLeft.InitWithFrame(wheelRect);
iViewLeft.Image = Properties.Resources.ImageRockerLeftOver;
iViewLeft.ImageAlignment = NSImageAlignment.NSImageAlignCenter;
iViewLeft.ImageFrameStyle = NSImageFrameStyle.NSImageFrameNone;
iViewLeft.ImageScaling = NSImageScaling.NSImageScaleNone;
iViewRight.InitWithFrame(wheelRect);
iViewRight.Image = Properties.Resources.ImageRockerRightOver;
iViewRight.ImageAlignment = NSImageAlignment.NSImageAlignCenter;
iViewRight.ImageFrameStyle = NSImageFrameStyle.NSImageFrameNone;
iViewRight.ImageScaling = NSImageScaling.NSImageScaleNone;
iViewMute.InitWithFrame(wheelRect);
iViewMute.Image = Properties.Resources.ImageWheelMute;
iViewMute.ImageAlignment = NSImageAlignment.NSImageAlignCenter;
iViewMute.ImageFrameStyle = NSImageFrameStyle.NSImageFrameNone;
iViewMute.ImageScaling = NSImageScaling.NSImageScaleNone;
// initialise state of the widget
iEnabled = false;
iDimmed = false;
iMouseDown = EMouse.eNot;
iMouseOver = EMouse.eNot;
UpdateState();
// create tracking area
iTrackingArea = TrackerHelper.Create(this, wheelRect, true);
return(this);
}
