diff options
Diffstat (limited to 'source/blender/editors')
| -rw-r--r-- | source/blender/editors/mesh/editmesh_knife.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/source/blender/editors/mesh/editmesh_knife.c b/source/blender/editors/mesh/editmesh_knife.c index 8e0a7dbd69b..09ae779138c 100644 --- a/source/blender/editors/mesh/editmesh_knife.c +++ b/source/blender/editors/mesh/editmesh_knife.c @@ -240,6 +240,7 @@ typedef struct KnifeTool_OpData { BLI_mempool *kverts; BLI_mempool *kedges; + bool no_cuts; /* A cut has not been made yet. */ BLI_Stack *undostack; BLI_Stack *splitstack; /* Store edge splits by #knife_split_edge. */ @@ -4089,6 +4090,8 @@ static void knifetool_init(bContext *C, knife_init_colors(&kcd->colors); } + kcd->no_cuts = true; + kcd->axis_string[0] = ' '; kcd->axis_string[1] = '\0'; @@ -4501,12 +4504,23 @@ static int knifetool_modal(bContext *C, wmOperator *op, const wmEvent *event) handled = true; break; case KNF_MODAL_NEW_CUT: + /* If no cuts have been made, exit. + * Preserves right click cancel workflow which most tools use, + * but stops accidentally deleting entire cuts with right click. + */ + if (kcd->no_cuts) { + ED_region_tag_redraw(kcd->region); + knifetool_exit(op); + ED_workspace_status_text(C, NULL); + return OPERATOR_CANCELLED; + } ED_region_tag_redraw(kcd->region); knife_finish_cut(kcd); kcd->mode = MODE_IDLE; handled = true; break; case KNF_MODAL_ADD_CUT: + kcd->no_cuts = false; knife_recalc_ortho(kcd); /* Get the value of the event which triggered this one. */ |