support the Back command on settings screens (requested by Grimowy)

Author: BenLubar

src/game/client/swarm/vgui/rd_vgui_settings.cpp

@@ -152,6 +152,10 @@ void CRD_VGUI_Settings::OnCommand( const char *command )
 	{
 		NavigateToTab( m_pBtnAbout, m_pPnlAbout, "about" );
 	}
+	else if ( !V_stricmp( "Back", command ) )
+	{
+		OnKeyCodePressed( ButtonCodeToJoystickButtonCode( KEY_XBUTTON_B, CBaseModPanel::GetSingleton().GetLastActiveUserId() ) );
+	}
 	else
 	{
 		BaseClass::OnCommand( command );
@@ -215,6 +219,18 @@ void CRD_VGUI_Settings_Panel_Base::NavigateTo()
 	BaseClass::NavigateTo();
 }
 
+void CRD_VGUI_Settings_Panel_Base::OnCommand( const char *command )
+{
+	if ( !V_stricmp( "Back", command ) )
+	{
+		OnKeyCodePressed( ButtonCodeToJoystickButtonCode( KEY_XBUTTON_B, CBaseModPanel::GetSingleton().GetLastActiveUserId() ) );
+	}
+	else
+	{
+		BaseClass::OnCommand( command );
+	}
+}
+
 class CRD_VGUI_Option_Color : public vgui::EditablePanel
 {
 	DECLARE_CLASS_SIMPLE( CRD_VGUI_Option_Color, vgui::EditablePanel );

src/game/client/swarm/vgui/rd_vgui_settings.h

@@ -66,6 +66,7 @@ class CRD_VGUI_Settings_Panel_Base : public vgui::EditablePanel
 
 	void ApplySchemeSettings( vgui::IScheme *pScheme ) override;
 	void NavigateTo() override;
+	void OnCommand( const char *command ) override;
 
 	virtual void Activate() = 0;
 	virtual BaseModUI::BaseModHybridButton *GetButton( BaseModUI::CRD_VGUI_Settings *pSettings ) = 0;