code cleanup: use const events for modal and invoke operators.

6 files changed, 67 insertions, 65 deletions

diff --git a/source/blender/windowmanager/WM_api.h b/source/blender/windowmanager/WM_api.h
index 57fe518dd46..6db310e44d1 100644
--- a/source/blender/windowmanager/WM_api.h
+++ b/source/blender/windowmanager/WM_api.h
@@ -165,7 +165,7 @@ struct wmEventHandler *WM_event_add_dropbox_handler(ListBase *handlers, ListBase
 			/* mouse */
 void		WM_event_add_mousemove(struct bContext *C);
 void		WM_event_add_mousemove_window(struct wmWindow *window);
-int			WM_modal_tweak_exit(struct wmEvent *evt, int tweak_event);
+int			WM_modal_tweak_exit(const struct wmEvent *event, int tweak_event);
 
 			/* notifiers */
 void		WM_event_add_notifier(const struct bContext *C, unsigned int type, void *reference);
@@ -180,19 +180,19 @@ void		WM_event_timer_sleep(struct wmWindowManager *wm, struct wmWindow *win, str
 
 		/* operator api, default callbacks */
 			/* invoke callback, uses enum property named "type" */
-int			WM_operator_view3d_distance_invoke(struct bContext *C, struct wmOperator *op, struct wmEvent *event);
-int			WM_menu_invoke			(struct bContext *C, struct wmOperator *op, struct wmEvent *event);
-int			WM_enum_search_invoke(struct bContext *C, struct wmOperator *op, struct wmEvent *event);
+int			WM_operator_view3d_distance_invoke(struct bContext *C, struct wmOperator *op, const struct wmEvent *event);
+int			WM_menu_invoke			(struct bContext *C, struct wmOperator *op, const struct wmEvent *event);
+int			WM_enum_search_invoke(struct bContext *C, struct wmOperator *op, const struct wmEvent *event);
 			/* invoke callback, confirm menu + exec */
-int			WM_operator_confirm		(struct bContext *C, struct wmOperator *op, struct wmEvent *event);
+int			WM_operator_confirm		(struct bContext *C, struct wmOperator *op, const struct wmEvent *event);
 		/* invoke callback, file selector "filepath" unset + exec */
-int			WM_operator_filesel		(struct bContext *C, struct wmOperator *op, struct wmEvent *event);
+int			WM_operator_filesel		(struct bContext *C, struct wmOperator *op, const struct wmEvent *event);
 int         WM_operator_filesel_ensure_ext_imtype(wmOperator *op, const struct ImageFormatData *im_format);
 			/* poll callback, context checks */
 int			WM_operator_winactive	(struct bContext *C);
 			/* invoke callback, exec + redo popup */
-int			WM_operator_props_popup_call(struct bContext *C, struct wmOperator *op, struct wmEvent *event);
-int			WM_operator_props_popup	(struct bContext *C, struct wmOperator *op, struct wmEvent *event);
+int			WM_operator_props_popup_call(struct bContext *C, struct wmOperator *op, const struct wmEvent *event);
+int			WM_operator_props_popup	(struct bContext *C, struct wmOperator *op, const struct wmEvent *event);
 int 		WM_operator_props_dialog_popup (struct bContext *C, struct wmOperator *op, int width, int height);
 int			WM_operator_redo_popup	(struct bContext *C, struct wmOperator *op);
 int			WM_operator_ui_popup	(struct bContext *C, struct wmOperator *op, int width, int height);
@@ -282,25 +282,25 @@ void                WM_menutype_freelink(struct MenuType *mt);
 void                WM_menutype_free(void);
 
 			/* default operator callbacks for border/circle/lasso */
-int			WM_border_select_invoke	(struct bContext *C, struct wmOperator *op, struct wmEvent *event);
-int			WM_border_select_modal	(struct bContext *C, struct wmOperator *op, struct wmEvent *event);
+int			WM_border_select_invoke	(struct bContext *C, struct wmOperator *op, const struct wmEvent *event);
+int			WM_border_select_modal	(struct bContext *C, struct wmOperator *op, const struct wmEvent *event);
 int			WM_border_select_cancel(struct bContext *C, struct wmOperator *op);
-int			WM_gesture_circle_invoke(struct bContext *C, struct wmOperator *op, struct wmEvent *event);
-int			WM_gesture_circle_modal(struct bContext *C, struct wmOperator *op, struct wmEvent *event);
+int			WM_gesture_circle_invoke(struct bContext *C, struct wmOperator *op, const struct wmEvent *event);
+int			WM_gesture_circle_modal(struct bContext *C, struct wmOperator *op, const struct wmEvent *event);
 int			WM_gesture_circle_cancel(struct bContext *C, struct wmOperator *op);
-int			WM_gesture_lines_invoke(struct bContext *C, struct wmOperator *op, struct wmEvent *event);
-int			WM_gesture_lines_modal(struct bContext *C, struct wmOperator *op, struct wmEvent *event);
+int			WM_gesture_lines_invoke(struct bContext *C, struct wmOperator *op, const struct wmEvent *event);
+int			WM_gesture_lines_modal(struct bContext *C, struct wmOperator *op, const struct wmEvent *event);
 int			WM_gesture_lines_cancel(struct bContext *C, struct wmOperator *op);
-int			WM_gesture_lasso_invoke(struct bContext *C, struct wmOperator *op, struct wmEvent *event);
-int			WM_gesture_lasso_modal(struct bContext *C, struct wmOperator *op, struct wmEvent *event);
+int			WM_gesture_lasso_invoke(struct bContext *C, struct wmOperator *op, const struct wmEvent *event);
+int			WM_gesture_lasso_modal(struct bContext *C, struct wmOperator *op, const struct wmEvent *event);
 int			WM_gesture_lasso_cancel(struct bContext *C, struct wmOperator *op);
 const int (*WM_gesture_lasso_path_to_array(struct bContext *C, struct wmOperator *op, int *mcords_tot))[2];
-int			WM_gesture_straightline_invoke(struct bContext *C, struct wmOperator *op, struct wmEvent *event);
-int			WM_gesture_straightline_modal(struct bContext *C, struct wmOperator *op, struct wmEvent *event);
+int			WM_gesture_straightline_invoke(struct bContext *C, struct wmOperator *op, const struct wmEvent *event);
+int			WM_gesture_straightline_modal(struct bContext *C, struct wmOperator *op, const struct wmEvent *event);
 int			WM_gesture_straightline_cancel(struct bContext *C, struct wmOperator *op);
 
 			/* Gesture manager API */
-struct wmGesture *WM_gesture_new(struct bContext *C, struct wmEvent *event, int type);
+struct wmGesture *WM_gesture_new(struct bContext *C, const struct wmEvent *event, int type);
 void		WM_gesture_end(struct bContext *C, struct wmGesture *gesture);
 void		WM_gestures_remove(struct bContext *C);
 
@@ -317,7 +317,7 @@ void		WM_operator_region_active_win_set(struct bContext *C);
 struct wmDrag		*WM_event_start_drag(struct bContext *C, int icon, int type, void *poin, double value);
 void				WM_event_drag_image(struct wmDrag *, struct ImBuf *, float scale, int sx, int sy);
 
-struct wmDropBox	*WM_dropbox_add(ListBase *lb, const char *idname, int (*poll)(struct bContext *, struct wmDrag *, struct wmEvent *event),
+struct wmDropBox	*WM_dropbox_add(ListBase *lb, const char *idname, int (*poll)(struct bContext *, struct wmDrag *, const struct wmEvent *event),
                                     void (*copy)(struct wmDrag *, struct wmDropBox *));
 ListBase	*WM_dropboxmap_find(const char *idname, int spaceid, int regionid);
 
diff --git a/source/blender/windowmanager/WM_types.h b/source/blender/windowmanager/WM_types.h
index bbaa655025b..f2750aa6d99 100644
--- a/source/blender/windowmanager/WM_types.h
+++ b/source/blender/windowmanager/WM_types.h
@@ -534,13 +534,13 @@ typedef struct wmOperatorType {
 	 * any further events are handled in modal. if the operation is
 	 * canceled due to some external reason, cancel is called
 	 * - see defines below for return values */
-	int (*invoke)(struct bContext *, struct wmOperator *, struct wmEvent *)
+	int (*invoke)(struct bContext *, struct wmOperator *, const struct wmEvent *)
 #ifdef __GNUC__
 	__attribute__((warn_unused_result))
 #endif
 	;
 	int (*cancel)(struct bContext *, struct wmOperator *);
-	int (*modal)(struct bContext *, struct wmOperator *, struct wmEvent *)
+	int (*modal)(struct bContext *, struct wmOperator *, const struct wmEvent *)
 #ifdef __GNUC__
 	__attribute__((warn_unused_result))
 #endif
@@ -645,7 +645,7 @@ typedef struct wmDropBox {
 	struct wmDropBox *next, *prev;
 	
 	/* test if the dropbox is active, then can print optype name */
-	int (*poll)(struct bContext *, struct wmDrag *, wmEvent *);
+	int (*poll)(struct bContext *, struct wmDrag *, const wmEvent *);
 
 	/* before exec, this copies drag info to wmDrop properties */
 	void (*copy)(struct wmDrag *, struct wmDropBox *);
diff --git a/source/blender/windowmanager/intern/wm_dragdrop.c b/source/blender/windowmanager/intern/wm_dragdrop.c
index 0581000e07c..00ccfedafa8 100644
--- a/source/blender/windowmanager/intern/wm_dragdrop.c
+++ b/source/blender/windowmanager/intern/wm_dragdrop.c
@@ -103,7 +103,7 @@ ListBase *WM_dropboxmap_find(const char *idname, int spaceid, int regionid)
 
 
 
-wmDropBox *WM_dropbox_add(ListBase *lb, const char *idname, int (*poll)(bContext *, wmDrag *, wmEvent *),
+wmDropBox *WM_dropbox_add(ListBase *lb, const char *idname, int (*poll)(bContext *, wmDrag *, const wmEvent *),
                           void (*copy)(wmDrag *, wmDropBox *))
 {
 	wmDropBox *drop = MEM_callocN(sizeof(wmDropBox), "wmDropBox");
diff --git a/source/blender/windowmanager/intern/wm_event_system.c b/source/blender/windowmanager/intern/wm_event_system.c
index 4e181ec930b..5a24b371a98 100644
--- a/source/blender/windowmanager/intern/wm_event_system.c
+++ b/source/blender/windowmanager/intern/wm_event_system.c
@@ -2487,14 +2487,14 @@ void WM_event_add_mousemove_window(wmWindow *window)
 }
 
 /* for modal callbacks, check configuration for how to interpret exit with tweaks  */
-int WM_modal_tweak_exit(wmEvent *evt, int tweak_event)
+int WM_modal_tweak_exit(const wmEvent *event, int tweak_event)
 {
 	/* if the release-confirm userpref setting is enabled, 
 	 * tweak events can be canceled when mouse is released
 	 */
 	if (U.flag & USER_RELEASECONFIRM) {
 		/* option on, so can exit with km-release */
-		if (evt->val == KM_RELEASE) {
+		if (event->val == KM_RELEASE) {
 			switch (tweak_event) {
 				case EVT_TWEAK_L:
 				case EVT_TWEAK_M:
@@ -2515,7 +2515,7 @@ int WM_modal_tweak_exit(wmEvent *evt, int tweak_event)
 		 * some items (i.e. markers) being tweaked may end up getting
 		 * dropped all over
 		 */
-		if (evt->val != KM_RELEASE)
+		if (event->val != KM_RELEASE)
 			return 1;
 	}
 	
@@ -2745,9 +2745,9 @@ static void attach_ndof_data(wmEvent *event, const GHOST_TEventNDOFMotionData *g
 }
 
 /* imperfect but probably usable... draw/enable drags to other windows */
-static wmWindow *wm_event_cursor_other_windows(wmWindowManager *wm, wmWindow *win, wmEvent *evt)
+static wmWindow *wm_event_cursor_other_windows(wmWindowManager *wm, wmWindow *win, wmEvent *event)
 {
-	int mx = evt->x, my = evt->y;
+	int mx = event->x, my = event->y;
 	
 	if (wm->windows.first == wm->windows.last)
 		return NULL;
@@ -2779,8 +2779,8 @@ static wmWindow *wm_event_cursor_other_windows(wmWindowManager *wm, wmWindow *wi
 				if (mx - posx >= 0 && owin->posy >= 0 &&
 				    mx - posx <= WM_window_pixels_x(owin) && my - posy <= WM_window_pixels_y(owin))
 				{
-					evt->x = mx - (int)(U.pixelsize * owin->posx);
-					evt->y = my - (int)(U.pixelsize * owin->posy);
+					event->x = mx - (int)(U.pixelsize * owin->posx);
+					event->y = my - (int)(U.pixelsize * owin->posy);
 					
 					return owin;
 				}
diff --git a/source/blender/windowmanager/intern/wm_gesture.c b/source/blender/windowmanager/intern/wm_gesture.c
index 302bf61756a..adf159bcfee 100644
--- a/source/blender/windowmanager/intern/wm_gesture.c
+++ b/source/blender/windowmanager/intern/wm_gesture.c
@@ -58,7 +58,7 @@
 
 
 /* context checked on having screen, window and area */
-wmGesture *WM_gesture_new(bContext *C, wmEvent *event, int type)
+wmGesture *WM_gesture_new(bContext *C, const wmEvent *event, int type)
 {
 	wmGesture *gesture = MEM_callocN(sizeof(wmGesture), "new gesture");
 	wmWindow *window = CTX_wm_window(C);
diff --git a/source/blender/windowmanager/intern/wm_operators.c b/source/blender/windowmanager/intern/wm_operators.c
index 3e639755fbb..cb2caa52d15 100644
--- a/source/blender/windowmanager/intern/wm_operators.c
+++ b/source/blender/windowmanager/intern/wm_operators.c
@@ -248,7 +248,7 @@ static int wm_macro_exec(bContext *C, wmOperator *op)
 	return wm_macro_end(op, retval);
 }
 
-static int wm_macro_invoke_internal(bContext *C, wmOperator *op, wmEvent *event, wmOperator *opm)
+static int wm_macro_invoke_internal(bContext *C, wmOperator *op, const wmEvent *event, wmOperator *opm)
 {
 	int retval = OPERATOR_FINISHED;
 
@@ -275,13 +275,13 @@ static int wm_macro_invoke_internal(bContext *C, wmOperator *op, wmEvent *event,
 	return wm_macro_end(op, retval);
 }
 
-static int wm_macro_invoke(bContext *C, wmOperator *op, wmEvent *event)
+static int wm_macro_invoke(bContext *C, wmOperator *op, const wmEvent *event)
 {
 	wm_macro_start(op);
 	return wm_macro_invoke_internal(C, op, event, op->macro.first);
 }
 
-static int wm_macro_modal(bContext *C, wmOperator *op, wmEvent *event)
+static int wm_macro_modal(bContext *C, wmOperator *op, const wmEvent *event)
 {
 	wmOperator *opm = op->opm;
 	int retval = OPERATOR_FINISHED;
@@ -875,7 +875,7 @@ void WM_operator_properties_free(PointerRNA *ptr)
 
 /* ************ default op callbacks, exported *********** */
 
-int WM_operator_view3d_distance_invoke(struct bContext *C, struct wmOperator *op, struct wmEvent *UNUSED(event))
+int WM_operator_view3d_distance_invoke(struct bContext *C, struct wmOperator *op, const struct wmEvent *UNUSED(event))
 {
 	Scene *scene = CTX_data_scene(C);
 	View3D *v3d = CTX_wm_view3d(C);
@@ -905,7 +905,7 @@ int WM_operator_view3d_distance_invoke(struct bContext *C, struct wmOperator *op
 }
 
 /* invoke callback, uses enum property named "type" */
-int WM_menu_invoke(bContext *C, wmOperator *op, wmEvent *UNUSED(event))
+int WM_menu_invoke(bContext *C, wmOperator *op, const wmEvent *UNUSED(event))
 {
 	PropertyRNA *prop = op->type->prop;
 	uiPopupMenu *pup;
@@ -1024,7 +1024,7 @@ static uiBlock *wm_enum_search_menu(bContext *C, ARegion *ar, void *arg_op)
 }
 
 
-int WM_enum_search_invoke(bContext *C, wmOperator *op, wmEvent *UNUSED(event))
+int WM_enum_search_invoke(bContext *C, wmOperator *op, const wmEvent *UNUSED(event))
 {
 	uiPupBlock(C, wm_enum_search_menu, op);
 	return OPERATOR_CANCELLED;
@@ -1051,13 +1051,13 @@ int WM_operator_confirm_message(bContext *C, wmOperator *op, const char *message
 }
 
 
-int WM_operator_confirm(bContext *C, wmOperator *op, wmEvent *UNUSED(event))
+int WM_operator_confirm(bContext *C, wmOperator *op, const wmEvent *UNUSED(event))
 {
 	return WM_operator_confirm_message(C, op, NULL);
 }
 
 /* op->invoke, opens fileselect if path property not set, otherwise executes */
-int WM_operator_filesel(bContext *C, wmOperator *op, wmEvent *UNUSED(event))
+int WM_operator_filesel(bContext *C, wmOperator *op, const wmEvent *UNUSED(event))
 {
 	if (RNA_struct_property_is_set(op->ptr, "filepath")) {
 		return WM_operator_call_notest(C, op); /* call exec direct */
@@ -1475,12 +1475,12 @@ static int wm_operator_props_popup_ex(bContext *C, wmOperator *op, const int do_
  * This way - the button values correspond to the result of the operator.
  * Without this, first access to a button will make the result jump,
  * see [#32452] */
-int WM_operator_props_popup_call(bContext *C, wmOperator *op, wmEvent *UNUSED(event))
+int WM_operator_props_popup_call(bContext *C, wmOperator *op, const wmEvent *UNUSED(event))
 {
 	return wm_operator_props_popup_ex(C, op, TRUE);
 }
 
-int WM_operator_props_popup(bContext *C, wmOperator *op, wmEvent *UNUSED(event))
+int WM_operator_props_popup(bContext *C, wmOperator *op, const wmEvent *UNUSED(event))
 {
 	return wm_operator_props_popup_ex(C, op, FALSE);
 }
@@ -1529,7 +1529,7 @@ static int wm_debug_menu_exec(bContext *C, wmOperator *op)
 	return OPERATOR_FINISHED;
 }
 
-static int wm_debug_menu_invoke(bContext *C, wmOperator *op, wmEvent *UNUSED(event))
+static int wm_debug_menu_invoke(bContext *C, wmOperator *op, const wmEvent *UNUSED(event))
 {
 	RNA_int_set(op->ptr, "debug_value", G.debug_value);
 	return WM_operator_props_dialog_popup(C, op, 9 * UI_UNIT_X, UI_UNIT_Y);
@@ -1742,7 +1742,7 @@ static uiBlock *wm_block_create_splash(bContext *C, ARegion *ar, void *UNUSED(ar
 	return block;
 }
 
-static int wm_splash_invoke(bContext *C, wmOperator *UNUSED(op), wmEvent *UNUSED(event))
+static int wm_splash_invoke(bContext *C, wmOperator *UNUSED(op), const wmEvent *UNUSED(event))
 {
 	uiPupBlock(C, wm_block_create_splash, NULL);
 	
@@ -1796,7 +1796,7 @@ static int wm_search_menu_exec(bContext *UNUSED(C), wmOperator *UNUSED(op))
 	return OPERATOR_FINISHED;
 }
 
-static int wm_search_menu_invoke(bContext *C, wmOperator *op, wmEvent *UNUSED(event))
+static int wm_search_menu_invoke(bContext *C, wmOperator *op, const wmEvent *UNUSED(event))
 {
 	uiPupBlock(C, wm_block_search_menu, op);
 	
@@ -1944,7 +1944,7 @@ static void open_set_use_scripts(wmOperator *op)
 	}
 }
 
-static int wm_open_mainfile_invoke(bContext *C, wmOperator *op, wmEvent *UNUSED(event))
+static int wm_open_mainfile_invoke(bContext *C, wmOperator *op, const wmEvent *UNUSED(event))
 {
 	const char *openname = G.main->name;
 
@@ -2034,7 +2034,7 @@ static int wm_link_append_poll(bContext *C)
 	return 0;
 }
 
-static int wm_link_append_invoke(bContext *C, wmOperator *op, wmEvent *UNUSED(event))
+static int wm_link_append_invoke(bContext *C, wmOperator *op, const wmEvent *UNUSED(event))
 {
 	if (RNA_struct_property_is_set(op->ptr, "filepath")) {
 		return WM_operator_call_notest(C, op);
@@ -2289,7 +2289,7 @@ static int wm_recover_auto_save_exec(bContext *C, wmOperator *op)
 	return OPERATOR_FINISHED;
 }
 
-static int wm_recover_auto_save_invoke(bContext *C, wmOperator *op, wmEvent *UNUSED(event))
+static int wm_recover_auto_save_invoke(bContext *C, wmOperator *op, const wmEvent *UNUSED(event))
 {
 	char filename[FILE_MAX];
 
@@ -2338,7 +2338,7 @@ static void save_set_compress(wmOperator *op)
 	}
 }
 
-static int wm_save_as_mainfile_invoke(bContext *C, wmOperator *op, wmEvent *UNUSED(event))
+static int wm_save_as_mainfile_invoke(bContext *C, wmOperator *op, const wmEvent *UNUSED(event))
 {
 	char name[FILE_MAX];
 
@@ -2444,7 +2444,7 @@ static void WM_OT_save_as_mainfile(wmOperatorType *ot)
 
 /* *************** save file directly ******** */
 
-static int wm_save_mainfile_invoke(bContext *C, wmOperator *op, wmEvent *UNUSED(event))
+static int wm_save_mainfile_invoke(bContext *C, wmOperator *op, const wmEvent *UNUSED(event))
 {
 	char name[FILE_MAX];
 	int ret;
@@ -2650,7 +2650,7 @@ static void wm_gesture_end(bContext *C, wmOperator *op)
 		WM_cursor_restore(CTX_wm_window(C));
 }
 
-int WM_border_select_invoke(bContext *C, wmOperator *op, wmEvent *event)
+int WM_border_select_invoke(bContext *C, wmOperator *op, const wmEvent *event)
 {
 	if (ISTWEAK(event->type))
 		op->customdata = WM_gesture_new(C, event, WM_GESTURE_RECT);
@@ -2665,7 +2665,7 @@ int WM_border_select_invoke(bContext *C, wmOperator *op, wmEvent *event)
 	return OPERATOR_RUNNING_MODAL;
 }
 
-int WM_border_select_modal(bContext *C, wmOperator *op, wmEvent *event)
+int WM_border_select_modal(bContext *C, wmOperator *op, const wmEvent *event)
 {
 	wmGesture *gesture = op->customdata;
 	rcti *rect = gesture->customdata;
@@ -2734,7 +2734,7 @@ int WM_border_select_cancel(bContext *C, wmOperator *op)
 int circle_select_size = 25; /* XXX - need some operator memory thing! */
 #endif
 
-int WM_gesture_circle_invoke(bContext *C, wmOperator *op, wmEvent *event)
+int WM_gesture_circle_invoke(bContext *C, wmOperator *op, const wmEvent *event)
 {
 	op->customdata = WM_gesture_new(C, event, WM_GESTURE_CIRCLE);
 	
@@ -2769,7 +2769,7 @@ static void gesture_circle_apply(bContext *C, wmOperator *op)
 #endif
 }
 
-int WM_gesture_circle_modal(bContext *C, wmOperator *op, wmEvent *event)
+int WM_gesture_circle_modal(bContext *C, wmOperator *op, const wmEvent *event)
 {
 	wmGesture *gesture = op->customdata;
 	rcti *rect = gesture->customdata;
@@ -2865,7 +2865,7 @@ void WM_OT_circle_gesture(wmOperatorType *ot)
 
 /* **************** Tweak gesture *************** */
 
-static void tweak_gesture_modal(bContext *C, wmEvent *event)
+static void tweak_gesture_modal(bContext *C, const wmEvent *event)
 {
 	wmWindow *window = CTX_wm_window(C);
 	wmGesture *gesture = window->tweak;
@@ -2907,7 +2907,9 @@ static void tweak_gesture_modal(bContext *C, wmEvent *event)
 				WM_gesture_end(C, gesture);
 
 				/* when tweak fails we should give the other keymap entries a chance */
-				event->val = KM_RELEASE;
+
+				/* XXX, assigning to readonly, BAD JUJU! */
+				((wmEvent *)event)->val = KM_RELEASE;
 			}
 			break;
 		default:
@@ -2943,7 +2945,7 @@ void wm_tweakevent_test(bContext *C, wmEvent *event, int action)
 
 /* *********************** lasso gesture ****************** */
 
-int WM_gesture_lasso_invoke(bContext *C, wmOperator *op, wmEvent *event)
+int WM_gesture_lasso_invoke(bContext *C, wmOperator *op, const wmEvent *event)
 {
 	op->customdata = WM_gesture_new(C, event, WM_GESTURE_LASSO);
 	
@@ -2958,7 +2960,7 @@ int WM_gesture_lasso_invoke(bContext *C, wmOperator *op, wmEvent *event)
 	return OPERATOR_RUNNING_MODAL;
 }
 
-int WM_gesture_lines_invoke(bContext *C, wmOperator *op, wmEvent *event)
+int WM_gesture_lines_invoke(bContext *C, wmOperator *op, const wmEvent *event)
 {
 	op->customdata = WM_gesture_new(C, event, WM_GESTURE_LINES);
 	
@@ -3000,7 +3002,7 @@ static void gesture_lasso_apply(bContext *C, wmOperator *op)
 	}
 }
 
-int WM_gesture_lasso_modal(bContext *C, wmOperator *op, wmEvent *event)
+int WM_gesture_lasso_modal(bContext *C, wmOperator *op, const wmEvent *event)
 {
 	wmGesture *gesture = op->customdata;
 	int sx, sy;
@@ -3056,7 +3058,7 @@ int WM_gesture_lasso_modal(bContext *C, wmOperator *op, wmEvent *event)
 	return OPERATOR_RUNNING_MODAL;
 }
 
-int WM_gesture_lines_modal(bContext *C, wmOperator *op, wmEvent *event)
+int WM_gesture_lines_modal(bContext *C, wmOperator *op, const wmEvent *event)
 {
 	return WM_gesture_lasso_modal(C, op, event);
 }
@@ -3175,7 +3177,7 @@ static int straightline_apply(bContext *C, wmOperator *op)
 }
 
 
-int WM_gesture_straightline_invoke(bContext *C, wmOperator *op, wmEvent *event)
+int WM_gesture_straightline_invoke(bContext *C, wmOperator *op, const wmEvent *event)
 {
 	op->customdata = WM_gesture_new(C, event, WM_GESTURE_STRAIGHTLINE);
 	
@@ -3190,7 +3192,7 @@ int WM_gesture_straightline_invoke(bContext *C, wmOperator *op, wmEvent *event)
 	return OPERATOR_RUNNING_MODAL;
 }
 
-int WM_gesture_straightline_modal(bContext *C, wmOperator *op, wmEvent *event)
+int WM_gesture_straightline_modal(bContext *C, wmOperator *op, const wmEvent *event)
 {
 	wmGesture *gesture = op->customdata;
 	rcti *rect = gesture->customdata;
@@ -3282,7 +3284,7 @@ typedef struct {
 	void *cursor;
 } RadialControl;
 
-static void radial_control_set_initial_mouse(RadialControl *rc, wmEvent *event)
+static void radial_control_set_initial_mouse(RadialControl *rc, const wmEvent *event)
 {
 	float d[2] = {0, 0};
 	float zoom[2] = {1, 1};
@@ -3598,7 +3600,7 @@ static int radial_control_get_properties(bContext *C, wmOperator *op)
 	return 1;
 }
 
-static int radial_control_invoke(bContext *C, wmOperator *op, wmEvent *event)
+static int radial_control_invoke(bContext *C, wmOperator *op, const wmEvent *event)
 {
 	wmWindowManager *wm;
 	RadialControl *rc;
@@ -3695,7 +3697,7 @@ static int radial_control_cancel(bContext *C, wmOperator *op)
 	return OPERATOR_CANCELLED;
 }
 
-static int radial_control_modal(bContext *C, wmOperator *op, wmEvent *event)
+static int radial_control_modal(bContext *C, wmOperator *op, const wmEvent *event)
 {
 	RadialControl *rc = op->customdata;
 	float new_value, dist, zoom[2];