Add the possibility to define the translation context for py rna classes (operators, panels and menus).

Thanks to Campell and Brecht for the reviews!

2 files changed, 4 insertions, 1 deletions

diff --git a/source/blender/windowmanager/WM_types.h b/source/blender/windowmanager/WM_types.h
index f2750aa6d99..5c2aae11a60 100644
--- a/source/blender/windowmanager/WM_types.h
+++ b/source/blender/windowmanager/WM_types.h
@@ -512,6 +512,7 @@ typedef struct wmTimer {
 typedef struct wmOperatorType {
 	const char *name;		/* text for ui, undo */
 	const char *idname;		/* unique identifier */
+	const char *translation_context;
 	const char *description;	/* tooltips and python docs */
 
 	/* this callback executes the operator without any interactive input,
diff --git a/source/blender/windowmanager/intern/wm_operators.c b/source/blender/windowmanager/intern/wm_operators.c
index cb2caa52d15..8ea507f97e8 100644
--- a/source/blender/windowmanager/intern/wm_operators.c
+++ b/source/blender/windowmanager/intern/wm_operators.c
@@ -381,7 +381,9 @@ wmOperatorType *WM_operatortype_append_macro(const char *idname, const char *nam
 	
 	RNA_def_struct_ui_text(ot->srna, ot->name, ot->description);
 	RNA_def_struct_identifier(ot->srna, ot->idname);
-	RNA_def_struct_translation_context(ot->srna, BLF_I18NCONTEXT_OPERATOR_DEFAULT);
+	/* Use i18n context from ext.srna if possible (py operators). */
+	RNA_def_struct_translation_context(ot->srna, ot->ext.srna ? RNA_struct_translation_context(ot->ext.srna) :
+	                                                            BLF_I18NCONTEXT_OPERATOR_DEFAULT);
 
 	BLI_ghash_insert(global_ops_hash, (void *)ot->idname, ot);