/// <summary>
/// Gets the native Mac NSView that contains the Eto.Forms control.
/// </summary>
/// <remarks>
/// Note for some controls, this will not be the 'main' native control.
/// For example, a GridView on OS X will return a NSScrollView instead of a NSTableView, since the table view
/// itself does not scroll.
///
/// When you intend on using the control inside an existing native application, set <paramref name="attach"/> to
/// true so that it can prepare for attaching to the native application by sending OnPreLoad/Load/LoadComplete events.
/// </remarks>
/// <returns>The native control that can be used to add this control to an existing application.</returns>
/// <param name="control">Control to get the native control for.</param>
/// <param name="attach">If set to <c>true</c> the control is to be attached to an existing application, or <c>false</c> to get the native control directly.</param>
public static NSView ToNative(this Control control, bool attach = false)
{
if (control == null)
{
return(null);
}
if (attach && !control.Loaded)
{
control.AttachNative();
}
return(control.GetContainerView());
}
/// <summary>
/// Gets the native Mac NSView that contains the Eto.Forms control.
/// </summary>
/// <remarks>
/// Note for some controls, this will not be the 'main' native control.
/// For example, a GridView on OS X will return a NSScrollView instead of a NSTableView, since the table view
/// itself does not scroll.
///
/// When you intend on using the control inside an existing native application, set <paramref name="attach"/> to
/// true so that it can prepare for attaching to the native application by sending OnPreLoad/Load/LoadComplete events.
/// </remarks>
/// <returns>The native control that can be used to add this control to an existing application.</returns>
/// <param name="control">Control to get the native control for.</param>
/// <param name="attach">If set to <c>true</c> the control is to be attached to an existing application, or <c>false</c> to get the native control directly.</param>
public static NSView ToNative(this Control control, bool attach = false)
{
if (attach && !control.Loaded)
{
control.AttachNative();
var macControl = control.GetMacControl();
if (macControl != null && macControl.AutoSize)
{
macControl.ContainerControl.SetFrameSize(macControl.GetPreferredSize(SizeF.MaxValue).ToSD());
}
}
return(control.GetContainerView());
}
/// <summary>
/// Gets the native Mac NSView that contains the Eto.Forms control.
/// </summary>
/// <remarks>
/// Note for some controls, this will not be the 'main' native control.
/// For example, a GridView on OS X will return a NSScrollView instead of a NSTableView, since the table view
/// itself does not scroll.
///
/// When you intend on using the control inside an existing native application, set <paramref name="attach"/> to
/// true so that it can prepare for attaching to the native application by sending OnPreLoad/Load/LoadComplete events.
/// </remarks>
/// <returns>The native control that can be used to add this control to an existing application.</returns>
/// <param name="control">Control to get the native control for.</param>
/// <param name="attach">If set to <c>true</c> the control is to be attached to an existing application, or <c>false</c> to get the native control directly.</param>
public static NSView ToNative(this Control control, bool attach = false)
{
if (control == null)
{
return(null);
}
if (attach && !control.Loaded)
{
control.AttachNative();
var macView = control.GetMacViewHandler();
macView?.SetAlignmentFrameSize(macView.GetPreferredSize(SizeF.PositiveInfinity).ToNS());
}
return(control.GetContainerView());
}
public static void AddSubview (this Control control, Control subView, bool useRoot = false)
{
var parentController = control.GetViewController (false);
if (parentController != null) {
parentController.AddChildViewController (subView.GetViewController ());
return;
}
if (useRoot) {
var window = control.GetContainerView () as UIWindow;
if (window != null) {
window.RootViewController = subView.GetViewController ();
return;
}
}
var parentView = control.GetContentView ();
if (parentView != null) {
parentView.AddSubview (subView.GetContainerView ());
return;
}
throw new EtoException("Coult not add subview to parent");
}
public void Remove(Control child)
{
for (int y = 0; y < views.GetLength(0); y++)
for (int x = 0; x < views.GetLength(1); x++)
{
if (object.ReferenceEquals(views[y, x], child))
{
var view = child.GetContainerView();
view.RemoveFromSuperview();
views[y, x] = null;
if (Widget.Loaded)
LayoutParent();
return;
}
}
}
public void Add(Control child, int x, int y)
{
var current = views[y, x];
if (current != null)
{
var currentView = current.GetContainerView();
if (currentView != null)
currentView.RemoveFromSuperview();
}
views[y, x] = child;
if (child != null)
{
var view = child.GetContainerView();
if (Widget.Loaded)
LayoutParent();
Control.AddSubview(view);
}
else if (Widget.Loaded)
LayoutParent();
}