blender addon to add some macbook specific options

MacbookOptions.py

# from
# http://blender.stackexchange.com/q/44014/935


bl_info = {
    "version": (1, 0),
    "blender": (2, 75, 0),
    "name": "Macbook Options",
    "description": """Some user settings to assist macbook users.""" ,
    "category": "UI",
}


import bpy


screen_options = [  ('0','None',''),
                    ('1','Brightness',''),
                    ('2','Backlit Keys',''),
                    ('3','Volume','')]

class IgnitProperties(bpy.types.PropertyGroup):
    title = bpy.props.StringProperty(default='MacBook')
    collapse = bpy.props.BoolProperty(default=False)
    isight_camera_indicator = bpy.props.BoolProperty(default=True)
    menubar_and_dock = bpy.props.BoolProperty(default=True)
    backlit_keys = bpy.props.BoolProperty(default=True)
    screen_brightness = bpy.props.BoolProperty(default=True)
    dirt_and_dust_factor = bpy.props.BoolProperty(default=True)
    screen_icons = bpy.props.EnumProperty(items=screen_options,
                        default=screen_options[1][0])
    icons = bpy.props.StringProperty(default='Default icons')
    icon_factor = bpy.props.IntProperty(default=1)
    screen_rotation = bpy.props.FloatProperty(default=0.0)
    screen_path = bpy.props.StringProperty(default='Enter path')
    colors = bpy.props.FloatVectorProperty(name='', subtype='COLOR',
                        size=3, default=(0.2,0.5,0.8))


class AddMacBook(bpy.types.Operator):
    bl_label = "Add MacBook"
    bl_idname = "macbook_controller.add_macbook"

    def execute(self, context):
        item = context.scene.ignit_panel.add()
        def unique_name(names):
            # from wm.py
            prop = "MacBook"
            prop_new = prop
            i = 1
            while prop_new in names:
                prop_new = prop + str(i)
                i += 1

            return prop_new
        item.title = unique_name([i.title for i in context.scene.ignit_panel])
        return{'FINISHED'}

class RemoveMacBook(bpy.types.Operator):
    bl_label = "Remove MacBook"
    bl_idname = "macbook_controler.remove_macbook"

    del_item = bpy.props.IntProperty(name='item index to remove')

    def execute(self, context):
        context.scene.ignit_panel.remove(self.del_item)
        return{'FINISHED'}

class IGLayoutDemoPanel(bpy.types.Panel):
    """Creates a Panel in the scene context of the properties editor"""
    bl_label = "MacBook Controller"
    bl_idname = "macbook_controller.macbook_controller"
    bl_space_type = 'PROPERTIES'
    bl_region_type = 'WINDOW'
    bl_context = "scene"



    def draw(self, context):
        layout = self.layout

        scene = context.scene
        split = layout.split()
        scene = context.scene
        camera = scene.camera.data
        obj = context.object

        # Add
        row = layout.row()
        layout.operator("macbook_controller.add_macbook")

        for idx,ignit_options in enumerate(scene.ignit_panel):
            # Box
            box = layout.box()
            row = box.row()

            # Collapsable Menu
            if ignit_options.collapse:
                row.prop(ignit_options, "collapse",
                    icon="RIGHTARROW",
                    icon_only=True, emboss=False
                )
            else:
                row.prop(ignit_options, "collapse",
                icon="DOWNARROW_HLT",
                icon_only=True, emboss=False
            )

            # Title (per object)
            row.prop(ignit_options, 'title')

            # Remove
            row.operator("macbook_controler.remove_macbook", text="",
                            icon = "X", emboss = False).del_item = idx

            # Collapsing everything inside the box
            if not ignit_options.collapse:
            # Main Features
                row = box.row()
                row.label(text = "Main Features:")

                row = box.row()
                row.prop(ignit_options, "isight_camera_indicator")

                row = box.row()
                row.prop(ignit_options, "menubar_and_dock")

                row = box.row()
                row.prop(ignit_options, "backlit_keys")

                row = box.row()
                row.prop(ignit_options, "screen_brightness")

                row = box.row()
                row.prop(ignit_options, "dirt_and_dust_factor")

                # Screen Icons
                row = box.row()
                row.prop(ignit_options, 'screen_icons', text = "Screen Icons:")

                if int(ignit_options.screen_icons) > 0:
                    icon_box = box.box()
                    row = icon_box.row()
                    row.prop(ignit_options, 'icons')

                    row = icon_box.row()
                    if ignit_options.screen_icons == screen_options[1][0]:
                        row.prop(ignit_options, "icon_factor", text = "Brightness Icon")
                    elif ignit_options.screen_icons == screen_options[2][0]:
                        row.prop(ignit_options, "icon_factor", text = "Backlit Keys Icon")
                    elif ignit_options.screen_icons == screen_options[3][0]:
                        row.prop(ignit_options, "icon_factor", text = "Volume Icon")

                # Screen Rotation
                row = box.row()
                row.label(text = "Screen Rotation:")
                row = box.row()
                row.prop(ignit_options, "screen_rotation")

                # Screen Texture
                row = box.row()
                row.label(text = "Screen Texture:")

                row = box.row()
                row.prop(ignit_options, "screen_path")
                row.operator("macbook_controller.identifier_file_selector",
                                    text="", icon='FILESEL')

                # MacBook Colors
                row = box.row()
                row.label(text = "MacBook Color:")
                row.prop(ignit_options, "colors")


def register():
    bpy.utils.register_module(__name__)
    bpy.types.Scene.ignit_panel = bpy.props.CollectionProperty(type=IgnitProperties)

def unregister():
    bpy.utils.unregister_module(__name__)
    del bpy.types.Scene.ignit_panel


if __name__ == "__main__":
    register()