DolphinWX: Break the netplay UI controls into separate classes.

Source/Core/DolphinWX/NetPlay/PadMapDialog.h

@@ -0,0 +1,27 @@
+// Copyright 2015 Dolphin Emulator Project
+// Licensed under GPLv2
+// Refer to the license.txt file included.
+
+#pragma once
+
+#include <vector>
+#include <wx/dialog.h>
+
+#include "Core/NetPlayProto.h"
+
+class Player;
+class wxChoice;
+
+class PadMapDialog final : public wxDialog
+{
+public:
+	PadMapDialog(wxWindow* parent, PadMapping map[], PadMapping wiimotemap[], std::vector<const Player*>& player_list);
+
+private:
+	void OnAdjust(wxCommandEvent& event);
+
+	wxChoice* m_map_cbox[8];
+	PadMapping* const m_mapping;
+	PadMapping* const m_wiimapping;
+	std::vector<const Player*>& m_player_list;
+};