[Bf-blender-cvs] [bf7d7bc] master: Add new operator, ED_OT_undo_redo, to allow py tools to trigger that action.

[Bastien Montagne]

Commit: bf7d7bc323d5505b78688af2df1f66e1053f62e1
Author: Bastien Montagne
Date:   Thu Dec 29 12:38:20 2016 +0100
Branches: master
https://developer.blender.org/rBbf7d7bc323d5505b78688af2df1f66e1053f62e1

Add new operator, ED_OT_undo_redo, to allow py tools to trigger that action.

Patch D2430 by @raa, thanks.

===================================================================

M       source/blender/editors/include/ED_util.h
M       source/blender/editors/screen/screen_ops.c
M       source/blender/editors/util/undo.c

===================================================================

diff --git a/source/blender/editors/include/ED_util.h 
b/source/blender/editors/include/ED_util.h
index a4afa95..60c4b35 100644
--- a/source/blender/editors/include/ED_util.h
+++ b/source/blender/editors/include/ED_util.h
@@ -60,6 +60,7 @@ void    ED_undo_redo(struct bContext *C);
 void    ED_OT_undo(struct wmOperatorType *ot);
 void    ED_OT_undo_push(struct wmOperatorType *ot);
 void    ED_OT_redo(struct wmOperatorType *ot);
+void    ED_OT_undo_redo(struct wmOperatorType *ot);
 void    ED_OT_undo_history(struct wmOperatorType *ot);
 
 int     ED_undo_operator_repeat(struct bContext *C, struct wmOperator *op);
diff --git a/source/blender/editors/screen/screen_ops.c 
b/source/blender/editors/screen/screen_ops.c
index c69e014..a7a0a24 100644
--- a/source/blender/editors/screen/screen_ops.c
+++ b/source/blender/editors/screen/screen_ops.c
@@ -4329,6 +4329,7 @@ void ED_operatortypes_screen(void)
        WM_operatortype_append(ED_OT_undo);
        WM_operatortype_append(ED_OT_undo_push);
        WM_operatortype_append(ED_OT_redo);
+       WM_operatortype_append(ED_OT_undo_redo);
        WM_operatortype_append(ED_OT_undo_history);
 
        WM_operatortype_append(ED_OT_flush_edits);
diff --git a/source/blender/editors/util/undo.c 
b/source/blender/editors/util/undo.c
index 4a93114..fab5b7e 100644
--- a/source/blender/editors/util/undo.c
+++ b/source/blender/editors/util/undo.c
@@ -327,6 +327,13 @@ static int ed_redo_exec(bContext *C, wmOperator 
*UNUSED(op))
        return ed_undo_step(C, -1, NULL);
 }
 
+static int ed_undo_redo_exec(bContext *C, wmOperator *UNUSED(op))
+{
+       wmOperator *last_op = WM_operator_last_redo(C);
+       const int ret = ED_undo_operator_repeat(C, last_op);
+       return ret ? OPERATOR_FINISHED : OPERATOR_CANCELLED;
+}
+
 
 /* ********************** */
 
@@ -369,6 +376,17 @@ void ED_OT_redo(wmOperatorType *ot)
        ot->poll = ED_operator_screenactive;
 }
 
+void ED_OT_undo_redo(wmOperatorType *ot)
+{
+       /* identifiers */
+       ot->name = "Undo and Redo";
+       ot->description = "Undo and redo previous action";
+       ot->idname = "ED_OT_undo_redo";
+       
+       /* api callbacks */
+       ot->exec = ed_undo_redo_exec;
+       ot->poll = ED_operator_screenactive;
+}
 
 /* ui callbacks should call this rather than calling WM_operator_repeat() 
themselves */
 int ED_undo_operator_repeat(bContext *C, struct wmOperator *op)

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