__init__.py

from .Preferences import RightMouseNavigationPreferences
from .RightMouseNavigation import RMN_OT_right_mouse_navigation
import bpy

addon_keymaps = []


def register():
    if not bpy.app.background:
        bpy.utils.register_class(RightMouseNavigationPreferences)
        bpy.utils.register_class(RMN_OT_right_mouse_navigation)

        wm = bpy.context.window_manager
        addon_kc = wm.keyconfigs.addon

        km = addon_kc.keymaps.new(name="3D View", space_type="VIEW_3D")
        kmi = km.keymap_items.new("rmn.right_mouse_navigation", "RIGHTMOUSE", "PRESS")
        kmi.active = True

        km2 = addon_kc.keymaps.new(name="Node Editor", space_type="NODE_EDITOR")
        kmi2 = km2.keymap_items.new("rmn.right_mouse_navigation", "RIGHTMOUSE", "PRESS")
        kmi2.active = False

        addon_keymaps.append((km, kmi))
        addon_keymaps.append((km2, kmi2))

        active_kc = wm.keyconfigs.active

        menumodes = [
            "Object Mode",
            "Mesh",
            "Curve",
            "Armature",
            "Metaball",
            "Lattice",
            "Font",
            "Pose",
        ]
        panelmodes = ["Vertex Paint", "Weight Paint", "Image Paint", "Sculpt"]

        # These Modes all call standard menus
        # "Object Mode", "Mesh", "Curve", "Armature", "Metaball", "Lattice",
        # "Font", "Pose"
        for i in menumodes:
            for key in active_kc.keymaps[i].keymap_items:
                if (
                    # key.idname == "wm.call_menu"
                    key.type == "RIGHTMOUSE"
                    and key.active
                ):
                    key.active = False

        # These Modes call panels instead of menus
        # "Vertex Paint", "Weight Paint", "Image Paint", "Sculpt"
        for i in panelmodes:
            for key in active_kc.keymaps[i].keymap_items:
                if (
                    key.idname == "wm.call_panel"
                    and key.type == "RIGHTMOUSE"
                    and key.active
                ):
                    key.active = False

        # Changing the Walk Modal Map
        for key in active_kc.keymaps["View3D Walk Modal"].keymap_items:
            if key.propvalue == "CANCEL" and key.type == "RIGHTMOUSE" and key.active:
                key.active = False
        for key in active_kc.keymaps["View3D Walk Modal"].keymap_items:
            if key.propvalue == "CONFIRM" and key.type == "LEFTMOUSE" and key.active:
                key.type = "RIGHTMOUSE"
                key.value = "RELEASE"


def unregister():
    if not bpy.app.background:
        bpy.utils.unregister_class(RMN_OT_right_mouse_navigation)
        bpy.utils.unregister_class(RightMouseNavigationPreferences)

        wm = bpy.context.window_manager
        active_kc = wm.keyconfigs.active
        addon_kc = wm.keyconfigs.addon

        menumodes = [
            "Object Mode",
            "Mesh",
            "Curve",
            "Armature",
            "Metaball",
            "Lattice",
            "Font",
            "Pose",
            "Node Editor",
        ]
        panelmodes = ["Vertex Paint", "Weight Paint", "Image Paint", "Sculpt"]

        # Reactivating menus
        # "Object Mode", "Mesh", "Curve", "Armature", "Metaball", "Lattice",
        # "Font", "Pose"
        for i in menumodes:
            for key in active_kc.keymaps[i].keymap_items:
                if key.idname == "wm.call_menu" and key.type == "RIGHTMOUSE":
                    key.active = True

        # Reactivating panels
        # "Vertex Paint", "Weight Paint", "Image Paint", "Sculpt"
        for i in panelmodes:
            for key in active_kc.keymaps[i].keymap_items:
                if key.idname == "wm.call_panel" and key.type == "RIGHTMOUSE":
                    key.active = True

        # Changing the Walk Modal Map back
        for key in active_kc.keymaps["View3D Walk Modal"].keymap_items:
            if key.propvalue == "CANCEL" and key.type == "RIGHTMOUSE":
                key.active = True
        for key in active_kc.keymaps["View3D Walk Modal"].keymap_items:
            if key.propvalue == "CONFIRM" and key.type == "RIGHTMOUSE":
                key.type = "LEFTMOUSE"
                key.value = "PRESS"

        for km in addon_kc.keymaps:
            for kmi in km.keymap_items:
                km.keymap_items.remove(kmi)
        addon_keymaps.clear()


if __name__ == "__main__":
    register()