34 lines
980 B
Python
34 lines
980 B
Python
"""
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Blender user interface icon handling.
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"""
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import os.path
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from typing import Optional
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import bpy.utils.previews
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_icons_dict: Optional[bpy.utils.previews.ImagePreviewCollection] = None
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"""Dictionary of all loaded icons, or `None` if not loaded"""
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_icons_dir = os.path.join(os.path.dirname(__file__), "custom_icons")
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"""Directory of the icon files"""
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def _load_icons() -> None:
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"""(Re)loads all icons"""
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global _icons_dict
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if _icons_dict is not None:
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bpy.utils.previews.remove(_icons_dict)
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_icons_dict = bpy.utils.previews.new()
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_icons_dict.load("bundle", os.path.join(_icons_dir, "bundle.png"), 'IMAGE')
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_icons_dict.load("haxe", os.path.join(_icons_dir, "haxe.png"), 'IMAGE')
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_icons_dict.load("wasm", os.path.join(_icons_dir, "wasm.png"), 'IMAGE')
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def get_id(identifier: str) -> int:
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"""Returns the icon ID from the given identifier"""
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if _icons_dict is None:
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_load_icons()
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return _icons_dict[identifier].icon_id
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