/// <summary>
/// Handles the ParentChanged event of the Window control.
/// </summary>
/// <param name="sender">The source of the event.</param>
/// <param name="e">The <see cref="EventArgs"/> instance containing the event data.</param>
private void Window_ParentChanged(object sender, EventArgs e)
{
try
{
// If the actual control has changed parents, update the top level control.
if (sender == Settings.Window)
{
var newTopLevelParent = Gorgon.GetTopLevelControl(Settings.Window);
if (newTopLevelParent != _topLevelControl)
{
_topLevelControl.ParentChanged -= Window_ParentChanged;
// If we're not at the top of the chain, then find out which window is and set it up
// to handle changes to its hierarchy.
if (newTopLevelParent != Settings.Window)
{
_topLevelControl = newTopLevelParent;
_topLevelControl.ParentChanged += Window_ParentChanged;
}
}
}
if (_parentForm != null)
{
_parentForm.ResizeBegin -= _parentForm_ResizeBegin;
_parentForm.ResizeEnd -= _parentForm_ResizeEnd;
}
_parentForm = Gorgon.GetTopLevelForm(Settings.Window);
if (_parentForm == null)
{
return;
}
_parentForm.ResizeBegin += _parentForm_ResizeBegin;
_parentForm.ResizeEnd += _parentForm_ResizeEnd;
}
catch (Exception ex)
{
#if DEBUG
GorgonException.Catch(ex,
() =>
GorgonDialogs.ErrorBox(_parentForm,
string.Format(Resources.GORGFX_CATASTROPHIC_ERROR, Gorgon.Log.LogPath),
null,
ex));
// If we fail in here, then we have a terminal error in Gorgon, don't risk further corruption.
Gorgon.Quit();
#else
GorgonException.Catch(ex);
#endif
}
}
/// <summary>
/// Initializes a new instance of the <see cref="GorgonSwapChain"/> class.
/// </summary>
/// <param name="graphics">Graphics interface that owns this swap chain.</param>
/// <param name="name">The name of the swap chain.</param>
/// <param name="settings">Settings for the swap chain.</param>
internal GorgonSwapChain(GorgonGraphics graphics, string name, GorgonSwapChainSettings settings)
: base(name)
{
Graphics = graphics;
Settings = settings;
// Get the parent form for our window.
_parentForm = Gorgon.GetTopLevelForm(settings.Window);
_topLevelControl = Gorgon.GetTopLevelControl(settings.Window);
settings.Window.ParentChanged += Window_ParentChanged;
if (_topLevelControl != settings.Window)
{
_topLevelControl.ParentChanged += Window_ParentChanged;
}
AutoResize = true;
}