private void Initialize()
{
WantsLayer = true;
DoubleClick += (sender, e) => { };
MenuItemClicked += (menuItemType) => { };
// Add tracking area to receive mouse move and mouse dragged events
var opts = NSTrackingAreaOptions.ActiveAlways | NSTrackingAreaOptions.InVisibleRect | NSTrackingAreaOptions.MouseMoved | NSTrackingAreaOptions.MouseEnteredAndExited | NSTrackingAreaOptions.EnabledDuringMouseDrag;
var trackingArea = new NSTrackingArea(Bounds, opts, this, new NSDictionary());
AddTrackingArea(trackingArea);
_horizontalScrollBar = new HorizontalScrollBarWrapper();
AddSubview(_horizontalScrollBar);
_verticalScrollBar = new VerticalScrollBarWrapper();
AddSubview(_verticalScrollBar);
var disposableImageFactory = Bootstrapper.GetContainer().Resolve<IDisposableImageFactory>();
_control = new SongGridViewControl(_horizontalScrollBar, _verticalScrollBar, disposableImageFactory);
_control.OnChangeMouseCursorType += GenericControlHelper.ChangeMouseCursor;
_control.OnItemDoubleClick += (id, index) => DoubleClick(this, new EventArgs());
_control.OnInvalidateVisual += () => InvokeOnMainThread(() => SetNeedsDisplayInRect(Bounds));
_control.OnInvalidateVisualInRect += (rect) => InvokeOnMainThread(() => SetNeedsDisplayInRect(GenericControlHelper.ToRect(rect)));
_control.OnDisplayContextMenu += (contextMenuType, x, y) =>
{
switch (contextMenuType)
{
case SongGridViewControl.ContextMenuType.Item:
NSMenu.PopUpContextMenu(_menuItems, _rightClickEvent, this);
break;
case SongGridViewControl.ContextMenuType.Header:
NSMenu.PopUpContextMenu(_menuHeader, _rightClickEvent, this);
break;
default:
throw new ArgumentOutOfRangeException();
}
};
SetFrame();
PostsBoundsChangedNotifications = true;
NSNotificationCenter.DefaultCenter.AddObserver(NSView.FrameChangedNotification, FrameDidChangeNotification, this);
CreateContextualMenu();
}
public SongGridView()
: base()
{
DoubleClick += (sender, e) => { };
MenuItemClicked += type => { };
Focusable = true;
// Add dummy control so the scrollbar can be placed on the right
var dummy = new Control();
DockPanel.SetDock(dummy, Dock.Left);
Children.Add(dummy);
// Create wrappers for scrollbars so the generic control can interact with them
_verticalScrollBar = new VerticalScrollBarWrapper();
_verticalScrollBar.Width = 16;
_verticalScrollBar.Height = Double.NaN;
_verticalScrollBar.Minimum = 1;
_verticalScrollBar.Maximum = 100;
_verticalScrollBar.Margin = new Thickness(0, 20, 0, 20);
DockPanel.SetDock(_verticalScrollBar, Dock.Right);
Children.Add(_verticalScrollBar);
_horizontalScrollBar = new HorizontalScrollBarWrapper();
_horizontalScrollBar.Width = Double.NaN;
_horizontalScrollBar.Height = 16;
_horizontalScrollBar.Minimum = 1;
_horizontalScrollBar.Maximum = 100;
_horizontalScrollBar.VerticalAlignment = VerticalAlignment.Bottom;
DockPanel.SetDock(_horizontalScrollBar, Dock.Bottom);
Children.Add(_horizontalScrollBar);
var disposableImageFactory = Bootstrapper.GetContainer().Resolve<IDisposableImageFactory>();
_control = new SongGridViewControl(_horizontalScrollBar, _verticalScrollBar, disposableImageFactory);
_control.OnChangeMouseCursorType += GenericControlHelper.ChangeMouseCursor;
_control.OnItemDoubleClick += (id, index) => DoubleClick(this, new EventArgs());
_control.OnDisplayContextMenu += (type, x, y) =>
{
// Create contextual menu
//_menuColumns = new System.Windows.Forms.ContextMenuStrip();
//// Loop through columns
//foreach (SongGridViewColumn column in _columns)
//{
// // Add menu item
// ToolStripMenuItem menuItem = (ToolStripMenuItem)_menuColumns.Items.Add(column.Title);
// menuItem.Tag = column.Title;
// menuItem.Checked = column.Visible;
// menuItem.Click += new EventHandler(menuItemColumns_Click);
//}
switch (type)
{
case SongGridViewControl.ContextMenuType.Item:
_contextMenuItems.Placement = PlacementMode.MousePoint;
_contextMenuItems.PlacementTarget = this;
_contextMenuItems.Visibility = Visibility.Visible;
_contextMenuItems.IsOpen = true;
break;
case SongGridViewControl.ContextMenuType.Header:
_contextMenuHeader.Placement = PlacementMode.MousePoint;
_contextMenuHeader.PlacementTarget = this;
_contextMenuHeader.Visibility = Visibility.Visible;
_contextMenuHeader.IsOpen = true;
break;
default:
throw new ArgumentOutOfRangeException("type");
}
};
_control.OnInvalidateVisual += () => Dispatcher.BeginInvoke(DispatcherPriority.Render, new Action(() =>
{
//Console.WriteLine("SongGridView - OnInvalidateVisual");
InvalidateVisual();
}));
_control.OnInvalidateVisualInRect += (rect) => Dispatcher.BeginInvoke(DispatcherPriority.Render, new Action(() =>
{
//Console.WriteLine("SongGridView - OnInvalidateVisualInRect");
InvalidateVisual();
// TODO: It seems you can't invalidate a specific rect in WPF? What?
// http://stackoverflow.com/questions/2576599/possible-to-invalidatevisual-on-a-given-region-instead-of-entire-wpf-control
}));
// Create context menu at the end to add columns from control
CreateContextualMenu();
}
