//"outlineView:isItemExpandable:"
public override bool ItemExpandable(NSOutlineView outlineView, NSObject item)
{
//Console.WriteLine ("ItemExpandable:item{0},", item);
if (item == null || outlineView.GetParent(item) == null)
{
return(true);
}
else
{
return(false);
}
}
//"outlineView:isItemExpandable:"
public override bool ItemExpandable(NSOutlineView outlineView, NSObject item)
{
// if (item == null)
// return false;
if (item == null || outlineView.GetParent(item) == null)
{
return(true);
}
else
{
return(false);
}
}
/// <summary>
/// Shoulds the select item.
/// </summary>
/// <returns><c>true</c>, if select item was shoulded, <c>false</c> otherwise.</returns>
/// <param name="outlineView">Outline view.</param>
/// <param name="item">Item.</param>
public override bool ShouldSelectItem(NSOutlineView outlineView, Foundation.NSObject item)
{
return(outlineView.GetParent(item) != null);
}
/// <summary>
/// Shoulds the select item.
/// </summary>
/// <returns><c>true</c>, if select item was shoulded, <c>false</c> otherwise.</returns>
/// <param name="outlineView">Outline view.</param>
/// <param name="item">Item.</param>
public override bool ShouldSelectItem (NSOutlineView outlineView, Foundation.NSObject item)
{
return (outlineView.GetParent (item) != null);
}
public override NSView GetView(NSOutlineView outlineView, NSTableColumn tableColumn, NSObject item)
{
GetVMGroupCellItendifiterFromFacade(item, out EditorViewModel evm, out PanelGroupViewModel group, out var cellIdentifier);
if (group != null)
{
var categoryContainer = (CategoryContainerControl)outlineView.MakeView(CategoryIdentifier, this);
if (categoryContainer == null)
{
categoryContainer = new CategoryContainerControl(this.hostResources, outlineView)
{
Identifier = CategoryIdentifier,
TableView = outlineView,
};
}
((UnfocusableTextField)categoryContainer.Subviews[1]).StringValue = group.Category;
if (this.dataSource.DataContext.GetIsExpanded(group.Category))
{
SynchronizationContext.Current.Post(s => {
outlineView.ExpandItem(item);
}, null);
}
return(categoryContainer);
}
NSView editorOrContainer = null;
if (this.firstCache.TryGetValue(cellIdentifier, out IEditorView editor))
{
this.firstCache.Remove(cellIdentifier);
editorOrContainer = (editor.NativeView is PropertyEditorControl) ? new EditorContainer(this.hostResources, editor)
{
Identifier = cellIdentifier
} : editor.NativeView;
}
else
{
editorOrContainer = GetEditor(cellIdentifier, evm, outlineView);
editor = ((editorOrContainer as EditorContainer)?.EditorView) ?? editorOrContainer as IEditorView;
}
if (editorOrContainer is EditorContainer ec)
{
ec.ViewModel = evm;
ec.Label = evm.Name;
#if DEBUG // Currently only used to highlight which controls haven't been implemented
if (editor == null)
{
ec.LabelTextColor = NSColor.Red;
}
#endif
}
if (editor != null)
{
var ovm = evm as ObjectPropertyViewModel;
if (ovm != null && editorOrContainer is EditorContainer container)
{
if (container.LeftEdgeView == null)
{
if (ovm.CanDelve)
{
container.LeftEdgeView = outlineView.MakeView("NSOutlineViewDisclosureButtonKey", outlineView);
}
}
else if (!ovm.CanDelve)
{
container.LeftEdgeView = null;
}
}
else if (!(editorOrContainer is EditorContainer))
{
editor.ViewModel = evm;
}
bool openObjectRow = ovm != null && outlineView.IsItemExpanded(item);
if (!openObjectRow)
{
var parent = outlineView.GetParent(item);
openObjectRow = (parent != null && ((NSObjectFacade)parent).Target is ObjectPropertyViewModel);
}
SetRowValueBackground(editorOrContainer, openObjectRow);
// Force a row update due to new height, but only when we are non-default
if (editor.IsDynamicallySized)
{
nint index = outlineView.RowForItem(item);
outlineView.NoteHeightOfRowsWithIndexesChanged(new NSIndexSet(index));
}
}
else if (editorOrContainer is PanelHeaderEditorControl header)
{
header.ViewModel = this.dataSource.DataContext;
}
return(editorOrContainer);
}