tools: try to always use public members

tools/widgets/check_box.vala

@@ -14,10 +14,10 @@ namespace Crown
 	public class CheckBox : Gtk.Bin
 	{
 		// Data
-		private bool _stop_emit;
+		public bool _stop_emit;
 
 		// Widgets
-		private Gtk.CheckButton _check_button;
+		public Gtk.CheckButton _check_button;
 
 		public bool value
 		{

tools/widgets/color_button_vector3.vala

@@ -13,10 +13,10 @@ namespace Crown
 	public class ColorButtonVector3 : Gtk.Bin
 	{
 		// Data
-		private bool _stop_emit;
+		public bool _stop_emit;
 
 		// Widgets
-		private Gtk.ColorButton _color_button;
+		public Gtk.ColorButton _color_button;
 
 		// Signals
 		public signal void value_changed();

tools/widgets/combo_box_map.vala

@@ -13,10 +13,10 @@ namespace Crown
 	public class ComboBoxMap : Gtk.Bin
 	{
 		// Data
-		private bool _stop_emit;
+		public bool _stop_emit;
 
 		// Widgets
-		private Gtk.ComboBoxText _combo_box;
+		public Gtk.ComboBoxText _combo_box;
 
 		// Signals
 		public signal void value_changed();

tools/widgets/spin_button_double.vala

@@ -14,10 +14,10 @@ namespace Crown
 	public class SpinButtonDouble : Gtk.Bin
 	{
 		// Data
-		private bool _stop_emit;
+		public bool _stop_emit;
 
 		// Widgets
-		private Gtk.SpinButton _x;
+		public Gtk.SpinButton _x;
 
 		public double value
 		{

tools/widgets/spin_button_rotation.vala

@@ -13,12 +13,12 @@ namespace Crown
 	public class SpinButtonRotation : Gtk.Box
 	{
 		// Data
-		private bool _stop_emit;
+		public bool _stop_emit;
 
 		// Widgets
-		private SpinButtonDouble _x;
-		private SpinButtonDouble _y;
-		private SpinButtonDouble _z;
+		public SpinButtonDouble _x;
+		public SpinButtonDouble _y;
+		public SpinButtonDouble _z;
 
 		public Quaternion value
 		{

tools/widgets/spin_button_vector2.vala

@@ -13,11 +13,11 @@ namespace Crown
 	public class SpinButtonVector2 : Gtk.Box
 	{
 		// Data
-		private bool _stop_emit;
+		public bool _stop_emit;
 
 		// Widgets
-		private SpinButtonDouble _x;
-		private SpinButtonDouble _y;
+		public SpinButtonDouble _x;
+		public SpinButtonDouble _y;
 
 		public Vector2 value
 		{

tools/widgets/spin_button_vector3.vala

@@ -13,12 +13,12 @@ namespace Crown
 	public class SpinButtonVector3 : Gtk.Box
 	{
 		// Data
-		private bool _stop_emit;
+		public bool _stop_emit;
 
 		// Widgets
-		private SpinButtonDouble _x;
-		private SpinButtonDouble _y;
-		private SpinButtonDouble _z;
+		public SpinButtonDouble _x;
+		public SpinButtonDouble _y;
+		public SpinButtonDouble _z;
 
 		public Vector3 value
 		{

tools/widgets/spin_button_vector4.vala

@@ -13,13 +13,13 @@ namespace Crown
 	public class SpinButtonVector4 : Gtk.Box
 	{
 		// Data
-		private bool _stop_emit;
+		public bool _stop_emit;
 
 		// Widgets
-		private SpinButtonDouble _x;
-		private SpinButtonDouble _y;
-		private SpinButtonDouble _z;
-		private SpinButtonDouble _w;
+		public SpinButtonDouble _x;
+		public SpinButtonDouble _y;
+		public SpinButtonDouble _z;
+		public SpinButtonDouble _w;
 
 		public Vector4 value
 		{