Industry Compatible Keymap: initial keymap

This is the initial implementation.

It's fully functional for object and edit mode,
but requires more work in Sculpt and Paint modes.

See T54963

release/scripts/presets/keyconfig/industry_compatible.py

@@ -0,0 +1,91 @@
+import os
+import bpy
+
+# ------------------------------------------------------------------------------
+# Operators needed by this keymap to function
+
+# Selection Modes
+
+class IC_KEYMAP_OT_mesh_select_mode(bpy.types.Operator):
+    bl_idname = "ic_keymap.mesh_select_mode"
+    bl_label = "Switch to Vertex, Edge or Face Mode from any mode"
+    bl_options = {'UNDO'}
+
+    type: bpy.props.EnumProperty(
+        name="Mode",
+        items=(
+            ('VERT', "Vertex", "Switcth to Vertex Mode From any Mode"),
+            ('EDGE', "Edge", "Switcth to Edge Mode From any Mode"),
+            ('FACE', "Face", "Switcth to Face Mode From any Mode"),
+        ),
+    )
+
+    @classmethod
+    def poll(cls, context):
+        return (context.active_object is not None) and (context.object.type == 'MESH')
+
+    def execute(self, context):
+        bpy.ops.object.mode_set(mode='EDIT')
+        bpy.ops.mesh.select_mode(type=self.type)
+
+        return{'FINISHED'}
+
+
+classes = (
+    IC_KEYMAP_OT_mesh_select_mode,
+)
+
+
+# ------------------------------------------------------------------------------
+# Keymap
+
+dirname, filename = os.path.split(__file__)
+idname = os.path.splitext(filename)[0]
+
+def update_fn(_self, _context):
+    load()
+
+
+def keyconfig_data_oskey_from_ctrl(keyconfig_data_src):
+    # TODO, make into more generic event transforming function.
+    keyconfig_data_dst = []
+    for km_name, km_parms, km_items_data_src in keyconfig_data_src:
+        km_items_data_dst = km_items_data_src.copy()
+        items_dst = []
+        km_items_data_dst["items"] = items_dst
+        for item_src in km_items_data_src["items"]:
+            item_op, item_event, item_prop = item_src
+            if "ctrl" in item_event:
+                item_event = item_event.copy()
+                item_event["oskey"] = item_event["ctrl"]
+                del item_event["ctrl"]
+                items_dst.append((item_op, item_event, item_prop))
+            items_dst.append(item_src)
+        keyconfig_data_dst.append((km_name, km_parms, km_items_data_dst))
+    return keyconfig_data_dst
+
+
+industry_compatible = bpy.utils.execfile(os.path.join(dirname, "keymap_data", "industry_compatible_data.py"))
+
+
+def load():
+    from sys import platform
+    from bl_keymap_utils.io import keyconfig_init_from_data
+
+    prefs = bpy.context.preferences
+
+    kc = bpy.context.window_manager.keyconfigs.new(idname)
+    params = industry_compatible.Params(use_mouse_emulate_3_button=prefs.inputs.use_mouse_emulate_3_button)
+    keyconfig_data = industry_compatible.generate_keymaps(params)
+
+    if platform == 'darwin':
+        keyconfig_data = keyconfig_data_oskey_from_ctrl(keyconfig_data)
+
+    keyconfig_init_from_data(kc, keyconfig_data)
+
+if __name__ == "__main__":
+    # XXX, no way to unregister
+    for cls in classes:
+        bpy.utils.register_class(cls)
+
+    load()