Differential D5045 Diff 15855 source/blender/editors/undo/ed_undo.c

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source/blender/editors/undo/ed_undo.c

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	static CLG_LogRef LOG = {"ed.undo"};			static CLG_LogRef LOG = {"ed.undo"};

	/* -------------------------------------------------------------------- */			/* -------------------------------------------------------------------- */
	/** \name Generic Undo System Access			/** \name Generic Undo System Access
	*			*
	* Non-operator undo editor functions.			* Non-operator undo editor functions.
	* \{ */			* \{ */

	void ED_undo_push(bContext C, const char str)			void ed_undo_push_impl(bContext C, const char str, UndoType *ut)
	{			{
	CLOG_INFO(&LOG, 1, "name='%s'", str);			CLOG_INFO(&LOG, 1, "name='%s'", str);

	const int steps = U.undosteps;			const int steps = U.undosteps;

	if (steps <= 0) {			if (steps <= 0) {
	return;			return;
	}			}

	wmWindowManager *wm = CTX_wm_manager(C);			wmWindowManager *wm = CTX_wm_manager(C);

	/* Only apply limit if this is the last undo step. */			/* Only apply limit if this is the last undo step. */
	if (wm->undo_stack->step_active && (wm->undo_stack->step_active->next == NULL)) {			if (wm->undo_stack->step_active && (wm->undo_stack->step_active->next == NULL)) {
	BKE_undosys_stack_limit_steps_and_memory(wm->undo_stack, steps - 1, 0);			BKE_undosys_stack_limit_steps_and_memory(wm->undo_stack, steps - 1, 0);
	}			}

				if (ut) {
				BKE_undosys_step_push_with_type(wm->undo_stack, C, str, ut);
				}
				else {
	BKE_undosys_step_push(wm->undo_stack, C, str);			BKE_undosys_step_push(wm->undo_stack, C, str);
				}

	if (U.undomemory != 0) {			if (U.undomemory != 0) {
	const size_t memory_limit = (size_t)U.undomemory * 1024 * 1024;			const size_t memory_limit = (size_t)U.undomemory * 1024 * 1024;
	BKE_undosys_stack_limit_steps_and_memory(wm->undo_stack, 0, memory_limit);			BKE_undosys_stack_limit_steps_and_memory(wm->undo_stack, 0, memory_limit);
	}			}

	WM_file_tag_modified();			WM_file_tag_modified();
	}			}

				void ED_undo_push(bContext C, const char str)
				{
				ed_undo_push_impl(C, str, NULL);
				}

				void ED_undo_push_main(bContext C, const char str)
				{
				ed_undo_push_impl(C, str, BKE_UNDOSYS_TYPE_MEMFILE);
				}

	/**			/**
	* \note Also check #undo_history_exec in bottom if you change notifiers.			* \note Also check #undo_history_exec in bottom if you change notifiers.
	*/			*/
	static int ed_undo_step_impl(			static int ed_undo_step_impl(
	bContext C, int step, const char undoname, int undo_index, ReportList *reports)			bContext C, int step, const char undoname, int undo_index, ReportList *reports)
	{			{
	/* Mutually exclusives, ensure correct input. */			/* Mutually exclusives, ensure correct input. */
	BLI_assert(((undoname \|\| undo_index != -1) && !step) \|\|			BLI_assert(((undoname \|\| undo_index != -1) && !step) \|\|
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