blender/scripts/startup/bl_operators/assets.py

152 lines
4.3 KiB
Python

# SPDX-FileCopyrightText: 2020-2023 Blender Foundation
#
# SPDX-License-Identifier: GPL-2.0-or-later
from __future__ import annotations
import bpy
from bpy.types import Operator
from bpy.app.translations import (
pgettext_data as data_,
pgettext_tip as tip_,
)
from bpy_extras.asset_utils import (
SpaceAssetInfo,
)
class AssetBrowserMetadataOperator:
@classmethod
def poll(cls, context):
if not SpaceAssetInfo.is_asset_browser_poll(context) or not context.asset_file_handle:
return False
if not context.asset_file_handle.local_id:
Operator.poll_message_set(
"Asset metadata from external asset libraries can't be "
"edited, only assets stored in the current file can"
)
return False
return True
class ASSET_OT_tag_add(AssetBrowserMetadataOperator, Operator):
"""Add a new keyword tag to the active asset"""
bl_idname = "asset.tag_add"
bl_label = "Add Asset Tag"
bl_options = {'REGISTER', 'UNDO'}
def execute(self, context):
active_asset = SpaceAssetInfo.get_active_asset(context)
active_asset.tags.new(data_("Tag"))
return {'FINISHED'}
class ASSET_OT_tag_remove(AssetBrowserMetadataOperator, Operator):
"""Remove an existing keyword tag from the active asset"""
bl_idname = "asset.tag_remove"
bl_label = "Remove Asset Tag"
bl_options = {'REGISTER', 'UNDO'}
@classmethod
def poll(cls, context):
if not super().poll(context):
return False
active_asset_file = context.asset_file_handle
asset_metadata = active_asset_file.asset_data
return asset_metadata.active_tag in range(len(asset_metadata.tags))
def execute(self, context):
active_asset_file = context.asset_file_handle
asset_metadata = active_asset_file.asset_data
tag = asset_metadata.tags[asset_metadata.active_tag]
asset_metadata.tags.remove(tag)
asset_metadata.active_tag -= 1
return {'FINISHED'}
class ASSET_OT_open_containing_blend_file(Operator):
"""Open the blend file that contains the active asset"""
bl_idname = "asset.open_containing_blend_file"
bl_label = "Open Blend File"
bl_options = {'REGISTER'}
_process = None # Optional[subprocess.Popen]
@classmethod
def poll(cls, context):
asset_file_handle = getattr(context, "asset_file_handle", None)
if not asset_file_handle:
cls.poll_message_set("No asset selected")
return False
if asset_file_handle.local_id:
cls.poll_message_set("Selected asset is contained in the current file")
return False
return True
def execute(self, context):
asset_file_handle = context.asset_file_handle
if asset_file_handle.local_id:
self.report({'WARNING'}, "This asset is stored in the current blend file")
return {'CANCELLED'}
asset_lib_path = bpy.types.AssetHandle.get_full_library_path(asset_file_handle)
self.open_in_new_blender(asset_lib_path)
wm = context.window_manager
self._timer = wm.event_timer_add(0.1, window=context.window)
wm.modal_handler_add(self)
return {'RUNNING_MODAL'}
def modal(self, context, event):
if event.type != 'TIMER':
return {'PASS_THROUGH'}
if self._process is None:
self.report({'ERROR'}, "Unable to find any running process")
self.cancel(context)
return {'CANCELLED'}
returncode = self._process.poll()
if returncode is None:
# Process is still running.
return {'RUNNING_MODAL'}
if returncode:
self.report({'WARNING'}, tip_("Blender sub-process exited with error code %d") % returncode)
if bpy.ops.asset.library_refresh.poll():
bpy.ops.asset.library_refresh()
self.cancel(context)
return {'FINISHED'}
def cancel(self, context):
wm = context.window_manager
wm.event_timer_remove(self._timer)
def open_in_new_blender(self, filepath):
import subprocess
cli_args = [bpy.app.binary_path, str(filepath)]
self._process = subprocess.Popen(cli_args)
classes = (
ASSET_OT_tag_add,
ASSET_OT_tag_remove,
ASSET_OT_open_containing_blend_file,
)