Basic-UI-Template for Blender 2.7+ #Blender #BSE

Blender_Basic-UI-Template_27.py

# -> For a Blender 2.8+ version, go to https://gist.github.com/p2or/2947b1aa89141caae182526a8fc2bc5a
# https://blender.stackexchange.com/q/57306/3710, https://blender.stackexchange.com/q/79779/3710

# ##### BEGIN GPL LICENSE BLOCK #####
#
#  This program is free software; you can redistribute it and/or
#  modify it under the terms of the GNU General Public License
#  as published by the Free Software Foundation; either version 2
#  of the License, or (at your option) any later version.
#
#  This program is distributed in the hope that it will be useful,
#  but WITHOUT ANY WARRANTY; without even the implied warranty of
#  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
#  GNU General Public License for more details.
#
#  You should have received a copy of the GNU General Public License
#  along with this program; if not, write to the Free Software Foundation,
#  Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
#
# ##### END GPL LICENSE BLOCK #####


bl_info = {
    "name": "Add-on Template",
    "description": "",
    "author": "",
    "version": (0, 0, 2),
    "blender": (2, 70, 0),
    "location": "3D View > Tools",
    "warning": "", # used for warning icon and text in addons panel
    "wiki_url": "",
    "tracker_url": "",
    "category": "Development"
}

import bpy

from bpy.props import (StringProperty,
                       BoolProperty,
                       IntProperty,
                       FloatProperty,
                       EnumProperty,
                       PointerProperty,
                       )
from bpy.types import (Panel,
                       Operator,
                       PropertyGroup,
                       )


# ------------------------------------------------------------------------
#    Scene Properties
# ------------------------------------------------------------------------

class MySettings(PropertyGroup):

    my_bool = BoolProperty(
        name="Enable or Disable",
        description="A bool property",
        default = False
        )

    my_int = IntProperty(
        name = "Int Value",
        description="A integer property",
        default = 23,
        min = 10,
        max = 100
        )

    my_float = FloatProperty(
        name = "Float Value",
        description = "A float property",
        default = 23.7,
        min = 0.01,
        max = 30.0
        )

    my_string = StringProperty(
        name="User Input",
        description=":",
        default="",
        maxlen=1024,
        )
        
    my_enum = EnumProperty(
        name="Dropdown:",
        description="Apply Data to attribute.",
        items=[ ('OP1', "Option 1", ""),
                ('OP2', "Option 2", ""),
                ('OP3', "Option 3", ""),
               ]
        )
        
# ------------------------------------------------------------------------
#    Operators
# ------------------------------------------------------------------------

class WM_OT_HelloWorld(bpy.types.Operator):
    bl_label = "Print Values Operator"
    bl_idname = "wm.hello_world"

    def execute(self, context):
        scene = context.scene
        mytool = scene.my_tool
        
        # print the values to the console
        print("Hello World")
        print("bool state:", mytool.my_bool)
        print("int value:", mytool.my_int)
        print("float value:", mytool.my_float)
        print("string value:", mytool.my_string)
        print("enum state:", mytool.my_enum)
        
        return {'FINISHED'}

# ------------------------------------------------------------------------
#    Menus
# ------------------------------------------------------------------------

class OBJECT_MT_CustomMenu(bpy.types.Menu):
    bl_label = "Select"
    bl_idname = "OBJECT_MT_custom_menu"

    def draw(self, context):
        layout = self.layout
        
        # Built-in example operators
        layout.operator("object.select_all", text="Select/Deselect All").action = 'TOGGLE'
        layout.operator("object.select_all", text="Inverse").action = 'INVERT'
        layout.operator("object.select_random", text="Random")
            
# ------------------------------------------------------------------------
#    Panel in Object Mode
# ------------------------------------------------------------------------

class OBJECT_PT_CustomPanel(Panel):
    bl_label = "My Panel"
    bl_idname = "OBJECT_PT_custom_panel"
    bl_space_type = "VIEW_3D"   
    bl_region_type = "TOOLS"    
    bl_category = "Tools"
    bl_context = "objectmode"   

    @classmethod
    def poll(self,context):
        return context.object is not None

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

        layout.prop(mytool, "my_bool")
        layout.prop(mytool, "my_enum", text="") 
        layout.prop(mytool, "my_int")
        layout.prop(mytool, "my_float")
        layout.prop(mytool, "my_string")
        layout.operator("wm.hello_world")
        layout.menu(OBJECT_MT_CustomMenu.bl_idname, text="Presets", icon="SCENE")
        layout.separator()

# ------------------------------------------------------------------------
#    Registration
# ------------------------------------------------------------------------

def register():
    bpy.utils.register_module(__name__)
    bpy.types.Scene.my_tool = PointerProperty(type=MySettings)

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

if __name__ == "__main__":
    register()