test

file_unfile_with_prefs.py

bl_info = {
    "name": "FILL ME IN",
    "author": "",
    "version": (0, 1),
    "blender": (2, 7, 6),
    "category": "3D View"
}

import os
import bpy
from bpy_extras.io_utils import ExportHelper


# adding a PropertyGroup helps keep the Scene namespace clean.
# instead of add 10's of properties directly to Scene, you only
# add 1 group, which itself has a dot(.) lookup to get individual
# properties

class MyAddonProperties(bpy.types.PropertyGroup):
    some_identifier = bpy.props.StringProperty()
    some_integer_prop = bpy.props.IntProperty()
    # ...etc ..


class WMFileRemover(bpy.types.Operator):
    bl_idname = "wm.remove_file"
    bl_label = "Remove File"

    def execute(self, context):
        fp = context.scene.my_addon.some_identifier
        if fp:
            print('os.remove(', fp, ')')
            os.remove(fp)
        else:
            self.report({'ERROR'}, 'filepath is an empty string')
        return {'FINISHED'}


class WMFileSelector(bpy.types.Operator, ExportHelper):
    bl_idname = "something.identifier_selector"
    bl_label = "some folder"

    filename_ext = ""

    def execute(self, context):
        fdir = self.properties.filepath
        context.scene.my_addon.some_identifier = fdir
        return{'FINISHED'}


class WMFilePanel(bpy.types.Panel):
    """Creates a Panel in the Object properties window"""
    bl_label = "Hello World Panel"
    bl_idname = "OBJECT_PT_hello"
    bl_space_type = 'PROPERTIES'
    bl_region_type = 'WINDOW'

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

        # ui
        col = layout.column()
        row = col.row(align=True)
        row.prop(scn.my_addon, 'some_identifier', text='directory:')
        row.operator("something.identifier_selector", icon="FILE_FOLDER", text="")

        col = layout.column()
        col.label(scn.my_addon.some_identifier)
        col.operator("wm.remove_file")


def register():
    bpy.types.Scene.my_addon = bpy.props.PointerProperty(type=MyAddonProperties)
    bpy.utils.register_module(__name__)


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