import bpy

class SteveProperties(bpy.types.Panel):
    bl_space_type = 'VIEW_3D'
    bl_region_type = 'TOOLS'
    bl_category = "Rig"
    bl_label = "Rig Properties"

    @classmethod
    def poll(self, context):
        try:
            return (context.active_object.data.get("rig_name") == "Steve rig")
        except (AttributeError, KeyError, TypeError):
            return False

    def draw(self, context):
        layout = self.layout
        col = layout.column()
        pose_bones = context.active_object.pose.bones

        col.label(text="IK/FK")
        viscol01 = col.row()


        col.prop(pose_bones["Hidden"], '["ik/fk Right arm"]', text="IK/FK Left Arm", slider=True)
        col.prop(pose_bones["Hidden"], '["ik/fk Left arm"]', text="IK/FK Right Arm", slider=True)
        col.prop(pose_bones["Hidden"], '["ik/fk Right leg"]', text="IK/FK Left Leg", slider=True)
        col.prop(pose_bones["Hidden"], '["ik/fk Left leg"]', text="IK/FK Right Leg", slider=True)

        col.label(text="1.8")
        viscol01 = col.row()

        col.prop(pose_bones["Hidden"], '["1.8 head"]', text="1.8 Head", slider=True)
        col.prop(pose_bones["Hidden"], '["1.8 body"]', text="1.8 Body", slider=True)
        col.prop(pose_bones["Hidden"], '["1.8 right arm"]', text="1.8 Right Arm", slider=True)
        col.prop(pose_bones["Hidden"], '["1.8 left arm"]', text="1.8 Left Arm", slider=True)
        col.prop(pose_bones["Hidden"], '["1.8 right leg"]', text="1.8 Right Leg", slider=True)
        col.prop(pose_bones["Hidden"], '["1.8 left leg"]', text="1.8 Left Leg", slider=True)

        col.label(text="Auto")
        viscol01 = col.row()
        col.prop(pose_bones["Hidden"], '["Auto"]', text="Auto Driver", slider=True)


        col.label(text="Layers")
        viscol01 = col.row()
        viscol01.prop(context.active_object.data, "layers", index=0, toggle=True, text="Root")
        viscol01 = col.row()
        viscol01.prop(context.active_object.data, "layers", index=5, toggle=True, text="Body")
        viscol01.prop(context.active_object.data, "layers", index=7, toggle=True, text="Head")
        viscol01 = col.row()
        viscol01.prop(context.active_object.data, "layers", index=2, toggle=True, text="Left Arm")
        viscol01.prop(context.active_object.data, "layers", index=1, toggle=True, text="Right Arm")
        viscol01 = col.row()
        viscol01.prop(context.active_object.data, "layers", index=3, toggle=True, text="Left Leg")
        viscol01.prop(context.active_object.data, "layers", index=4, toggle=True, text="Right Leg")
        viscol01 = col.row()
        viscol01.prop(context.active_object.data, "layers", index=6, toggle=True, text="Auto Walk")

bpy.utils.register_class(SteveProperties)