Implement IDialogParent in some more forms

src/BizHawk.Client.EmuHawk/movie/PlayMovie.cs

@@ -14,7 +14,7 @@ using BizHawk.Emulation.Common;
 
 namespace BizHawk.Client.EmuHawk
 {
-	public partial class PlayMovie : Form
+	public partial class PlayMovie : Form, IDialogParent
 	{
 		private readonly IMainFormForTools _mainForm;
 		private readonly Config _config;
@@ -29,6 +29,10 @@ namespace BizHawk.Client.EmuHawk
 		private bool _sortDetailsReverse;
 		private string _sortedDetailsCol;
 
+		public IDialogController DialogController => _mainForm;
+
+		public IWin32Window SelfAsHandle => this;
+
 		public PlayMovie(
 			IMainFormForTools mainForm,
 			Config config,

src/BizHawk.Client.EmuHawk/movie/RecordMovie.cs

@@ -9,7 +9,7 @@ using BizHawk.Client.Common;
 namespace BizHawk.Client.EmuHawk
 {
 	// TODO - Allow relative paths in record TextBox
-	public partial class RecordMovie : Form
+	public partial class RecordMovie : Form, IDialogParent
 	{
 		private readonly IMainFormForTools _mainForm;
 		private readonly Config _config;
@@ -18,6 +18,10 @@ namespace BizHawk.Client.EmuHawk
 		private readonly IMovieSession _movieSession;
 		private readonly FirmwareManager _firmwareManager;
 
+		public IDialogController DialogController => _mainForm;
+
+		public IWin32Window SelfAsHandle => this;
+
 		public RecordMovie(
 			IMainFormForTools mainForm,
 			Config config,

src/BizHawk.Client.EmuHawk/tools/Debugger/BreakpointControl.cs

@@ -10,7 +10,7 @@ using BizHawk.Emulation.Common;
 
 namespace BizHawk.Client.EmuHawk
 {
-	public partial class BreakpointControl : UserControl
+	public partial class BreakpointControl : UserControl, IDialogParent
 	{
 		public IMainFormForTools MainForm { get; set; }
 		public IDebuggable Core { get; set; }
@@ -20,6 +20,10 @@ namespace BizHawk.Client.EmuHawk
 
 		private readonly BreakpointList _breakpoints = new BreakpointList();
 
+		public IDialogController DialogController => MainForm;
+
+		public IWin32Window SelfAsHandle => this;
+
 		public BreakpointControl()
 		{
 			InitializeComponent();

src/BizHawk.Client.EmuHawk/tools/MultiDiskBundler/MultiDiskFileSelector.cs

@@ -7,14 +7,16 @@ using BizHawk.Client.Common;
 
 namespace BizHawk.Client.EmuHawk
 {
-	public partial class MultiDiskFileSelector : UserControl
+	public partial class MultiDiskFileSelector : UserControl, IDialogParent
 	{
-		private readonly IDialogController _dialogController;
-
 		private readonly Func<string> _getLoadedRomNameCallback;
 
 		private readonly ToolFormBase _parent;
 
+		public IDialogController DialogController { get; }
+
+		public IWin32Window SelfAsHandle => this;
+
 		public string SystemString { get; set; } = "";
 
 		public string Path
@@ -32,7 +34,7 @@ namespace BizHawk.Client.EmuHawk
 
 		public MultiDiskFileSelector(ToolFormBase parent, IDialogController dialogController, Func<string> getLoadedRomNameCallback)
 		{
-			_dialogController = dialogController;
+			DialogController = dialogController;
 			_getLoadedRomNameCallback = getLoadedRomNameCallback;
 			_parent = parent;
 			InitializeComponent();
@@ -79,7 +81,7 @@ namespace BizHawk.Client.EmuHawk
 			};
 			string hawkPath = "";
 
-			var result = _dialogController.DoWithTempMute(() => ofd.ShowDialog(this));
+			var result = DialogController.DoWithTempMute(() => ofd.ShowDialog(this));
 			if (result == DialogResult.OK)
 			{
 				hawkPath = ofd.FileName;

src/BizHawk.Client.EmuHawk/tools/TAStudio/BookmarksBranchesBox.cs

@@ -11,7 +11,7 @@ using BizHawk.Client.EmuHawk.Properties;
 
 namespace BizHawk.Client.EmuHawk
 {
-	public partial class BookmarksBranchesBox : UserControl
+	public partial class BookmarksBranchesBox : UserControl, IDialogParent
 	{
 		private const string BranchNumberColumnName = "BranchNumberColumn";
 		private const string FrameColumnName = "FrameColumn";
@@ -45,6 +45,10 @@ namespace BizHawk.Client.EmuHawk
 			set => BranchView.HoverInterval = value;
 		}
 
+		public IDialogController DialogController => Tastudio.MainForm;
+
+		public IWin32Window SelfAsHandle => this;
+
 		public BookmarksBranchesBox()
 		{
 			InitializeComponent();

src/BizHawk.Client.EmuHawk/tools/TAStudio/MarkerControl.cs

@@ -10,11 +10,15 @@ using BizHawk.Client.EmuHawk.Properties;
 
 namespace BizHawk.Client.EmuHawk
 {
-	public partial class MarkerControl : UserControl
+	public partial class MarkerControl : UserControl, IDialogParent
 	{
 		public TAStudio Tastudio { get; set; }
 		public TasMovieMarkerList Markers => Tastudio.CurrentTasMovie.Markers;
 
+		public IDialogController DialogController => Tastudio.MainForm;
+
+		public IWin32Window SelfAsHandle => this;
+
 		public MarkerControl()
 		{
 			InitializeComponent();