279 lines
		
	
	
		
			9.1 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
			
		
		
	
	
			279 lines
		
	
	
		
			9.1 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
| # ##### BEGIN GPL LICENSE BLOCK #####
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| #
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| #  This program is free software; you can redistribute it and/or
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| #  modify it under the terms of the GNU General Public License
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| #  as published by the Free Software Foundation; either version 2
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| #  of the License, or (at your option) any later version.
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| #
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| #  This program is distributed in the hope that it will be useful,
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| #  but WITHOUT ANY WARRANTY; without even the implied warranty of
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| #  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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| #  GNU General Public License for more details.
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| #
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| #  You should have received a copy of the GNU General Public License
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| #  along with this program; if not, write to the Free Software Foundation,
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| #  Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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| #
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| # ##### END GPL LICENSE BLOCK #####
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| 
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| # <pep8 compliant>
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| 
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| # -----------------------------------------------------------------------------
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| # Export Functions
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| 
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| __all__ = (
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|     "keyconfig_export_as_data",
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|     "keyconfig_import_from_data",
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|     "keyconfig_init_from_data",
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|     "keyconfig_merge",
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|     "keymap_init_from_data",
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| )
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| 
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| 
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| def indent(levels):
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|     return levels * " "
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| 
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| 
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| def round_float_32(f):
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|     from struct import pack, unpack
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|     return unpack("f", pack("f", f))[0]
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| 
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| 
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| def repr_f32(f):
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|     f_round = round_float_32(f)
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|     f_str = repr(f)
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|     f_str_frac = f_str.partition(".")[2]
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|     if not f_str_frac:
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|         return f_str
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|     for i in range(1, len(f_str_frac)):
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|         f_test = round(f, i)
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|         f_test_round = round_float_32(f_test)
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|         if f_test_round == f_round:
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|             return "%.*f" % (i, f_test)
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|     return f_str
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| 
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| 
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| def kmi_args_as_data(kmi):
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|     s = [
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|         f"\"type\": '{kmi.type}'",
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|         f"\"value\": '{kmi.value}'"
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|     ]
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| 
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|     if kmi.any:
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|         s.append("\"any\": True")
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|     else:
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|         if kmi.shift:
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|             s.append("\"shift\": True")
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|         if kmi.ctrl:
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|             s.append("\"ctrl\": True")
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|         if kmi.alt:
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|             s.append("\"alt\": True")
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|         if kmi.oskey:
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|             s.append("\"oskey\": True")
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|     if kmi.key_modifier and kmi.key_modifier != 'NONE':
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|         s.append(f"\"key_modifier\": '{kmi.key_modifier}'")
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| 
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|     return "{" + ", ".join(s) + "}"
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| 
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| 
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| def _kmi_properties_to_lines_recursive(level, properties, lines):
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|     from bpy.types import OperatorProperties
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| 
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|     def string_value(value):
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|         if isinstance(value, (str, bool, int)):
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|             return repr(value)
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|         elif isinstance(value, float):
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|             return repr_f32(value)
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|         elif getattr(value, '__len__', False):
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|             return repr(tuple(value))
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|         raise Exception(f"Export key configuration: can't write {value!r}")
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| 
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|     for pname in properties.bl_rna.properties.keys():
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|         if pname != "rna_type":
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|             value = getattr(properties, pname)
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|             if isinstance(value, OperatorProperties):
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|                 lines_test = []
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|                 _kmi_properties_to_lines_recursive(level + 2, value, lines_test)
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|                 if lines_test:
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|                     lines.append(f"(")
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|                     lines.append(f"\"{pname}\",\n")
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|                     lines.append(f"{indent(level + 3)}" "[")
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|                     lines.extend(lines_test)
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|                     lines.append("],\n")
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|                     lines.append(f"{indent(level + 3)}" "),\n" f"{indent(level + 2)}")
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|                 del lines_test
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|             elif properties.is_property_set(pname):
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|                 value = string_value(value)
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|                 lines.append((f"(\"{pname}\", {value:s}),\n" f"{indent(level + 2)}"))
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| 
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| 
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| def _kmi_properties_to_lines(level, kmi_props, lines):
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|     if kmi_props is None:
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|         return
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| 
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|     lines_test = [f"\"properties\":\n" f"{indent(level + 1)}" "["]
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|     _kmi_properties_to_lines_recursive(level, kmi_props, lines_test)
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|     if len(lines_test) > 1:
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|         lines_test.append("],\n")
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|         lines.extend(lines_test)
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| 
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| 
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| def _kmi_attrs_or_none(level, kmi):
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|     lines = []
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|     _kmi_properties_to_lines(level + 1, kmi.properties, lines)
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|     if kmi.active is False:
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|         lines.append(f"{indent(level)}\"active\":" "False,\n")
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|     if not lines:
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|         return None
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|     return "".join(lines)
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| 
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| 
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| def keyconfig_export_as_data(wm, kc, filepath, *, all_keymaps=False):
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|     # Alternate foramt
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| 
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|     # Generate a list of keymaps to export:
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|     #
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|     # First add all user_modified keymaps (found in keyconfigs.user.keymaps list),
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|     # then add all remaining keymaps from the currently active custom keyconfig.
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|     #
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|     # This will create a final list of keymaps that can be used as a "diff" against
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|     # the default blender keyconfig, recreating the current setup from a fresh blender
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|     # without needing to export keymaps which haven't been edited.
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| 
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|     class FakeKeyConfig:
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|         keymaps = []
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|     edited_kc = FakeKeyConfig()
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|     for km in wm.keyconfigs.user.keymaps:
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|         if all_keymaps or km.is_user_modified:
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|             edited_kc.keymaps.append(km)
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|     # merge edited keymaps with non-default keyconfig, if it exists
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|     if kc != wm.keyconfigs.default:
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|         export_keymaps = keyconfig_merge(edited_kc, kc)
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|     else:
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|         export_keymaps = keyconfig_merge(edited_kc, edited_kc)
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| 
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|     with open(filepath, "w") as fh:
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|         fw = fh.write
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|         fw("keyconfig_data = \\\n[")
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| 
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|         for km, kc_x in export_keymaps:
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|             km = km.active()
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|             fw("(")
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|             fw(f"\"{km.name:s}\",\n")
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|             fw(f"{indent(2)}" "{")
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|             fw(f"\"space_type\": '{km.space_type:s}'")
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|             fw(f", \"region_type\": '{km.region_type:s}'")
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|             # We can detect from the kind of items.
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|             if km.is_modal:
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|                 fw(", \"modal\": True")
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|             fw("},\n")
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|             fw(f"{indent(2)}" "{")
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|             is_modal = km.is_modal
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|             fw(f"\"items\":\n")
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|             fw(f"{indent(3)}[")
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|             for kmi in km.keymap_items:
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|                 if is_modal:
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|                     kmi_id = kmi.propvalue
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|                 else:
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|                     kmi_id = kmi.idname
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|                 fw(f"(")
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|                 kmi_args = kmi_args_as_data(kmi)
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|                 kmi_data = _kmi_attrs_or_none(4, kmi)
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|                 fw(f"\"{kmi_id:s}\"")
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|                 if kmi_data is None:
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|                     fw(f", ")
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|                 else:
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|                     fw(",\n" f"{indent(5)}")
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| 
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|                 fw(kmi_args)
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|                 if kmi_data is None:
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|                     fw(", None),\n")
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|                 else:
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|                     fw(",\n")
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|                     fw(f"{indent(5)}" "{")
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|                     fw(kmi_data)
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|                     fw(f"{indent(6)}")
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|                     fw("},\n" f"{indent(5)}")
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|                     fw("),\n")
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|                 fw(f"{indent(4)}")
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|             fw("],\n" f"{indent(3)}")
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|             fw("},\n" f"{indent(2)}")
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|             fw("),\n" f"{indent(1)}")
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| 
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|         fw("]\n")
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|         fw("\n\n")
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|         fw("if __name__ == \"__main__\":\n")
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|         fw("    import os\n")
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|         fw("    from bl_keymap_utils.io import keyconfig_import_from_data\n")
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|         fw("    keyconfig_import_from_data(os.path.splitext(os.path.basename(__file__))[0], keyconfig_data)\n")
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| 
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| 
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| # -----------------------------------------------------------------------------
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| # Import Functions
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| 
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| def _kmi_props_setattr(kmi_props, attr, value):
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|     if type(value) is list:
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|         kmi_subprop = getattr(kmi_props, attr)
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|         for subattr, subvalue in value:
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|             _kmi_props_setattr(kmi_subprop, subattr, subvalue)
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|         return
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| 
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|     try:
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|         setattr(kmi_props, attr, value)
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|     except AttributeError:
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|         print(f"Warning: property '{attr}' not found in keymap item '{kmi_props.__class__.__name__}'")
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|     except Exception as ex:
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|         print(f"Warning: {ex!r}")
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| 
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| 
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| def keymap_init_from_data(km, km_items, is_modal=False):
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|     new_fn = getattr(km.keymap_items, "new_modal" if is_modal else "new")
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|     for (kmi_idname, kmi_args, kmi_data) in km_items:
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|         kmi = new_fn(kmi_idname, **kmi_args)
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|         if kmi_data is not None:
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|             if not kmi_data.get("active", True):
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|                 kmi.active = False
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|             kmi_props_data = kmi_data.get("properties", None)
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|             if kmi_props_data is not None:
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|                 kmi_props = kmi.properties
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|                 for attr, value in kmi_props_data:
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|                     _kmi_props_setattr(kmi_props, attr, value)
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| 
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| 
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| def keyconfig_init_from_data(kc, keyconfig_data):
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|     # Load data in the format defined above.
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|     #
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|     # Runs at load time, keep this fast!
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|     for (km_name, km_args, km_content) in keyconfig_data:
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|         km = kc.keymaps.new(km_name, **km_args)
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|         keymap_init_from_data(km, km_content["items"], is_modal=km_args.get("modal", False))
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| 
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| 
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| def keyconfig_import_from_data(name, keyconfig_data):
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|     # Load data in the format defined above.
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|     #
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|     # Runs at load time, keep this fast!
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| 
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|     import bpy
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|     wm = bpy.context.window_manager
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|     kc = wm.keyconfigs.new(name)
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|     keyconfig_init_from_data(kc, keyconfig_data)
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|     return kc
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| 
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| 
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| # -----------------------------------------------------------------------------
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| # Utility Functions
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| 
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| def keyconfig_merge(kc1, kc2):
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|     """ note: kc1 takes priority over kc2
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|     """
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|     kc1_names = {km.name for km in kc1.keymaps}
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|     merged_keymaps = [(km, kc1) for km in kc1.keymaps]
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|     if kc1 != kc2:
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|         merged_keymaps.extend(
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|             (km, kc2)
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|             for km in kc2.keymaps
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|             if km.name not in kc1_names
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|         )
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|     return merged_keymaps
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