Cleanup: spelling

source/blender/editors/interface/interface_handlers.c

@@ -959,7 +959,7 @@ static void ui_apply_but_undo(uiBut *but)
     str = "";
   }
 
-  /* delayed, after all other funcs run, popups are closed, etc */
+  /* Delayed, after all other functions run, popups are closed, etc. */
   uiAfterFunc *after = ui_afterfunc_new();
   BLI_strncpy(after->undostr, str, min_zz(str_len_clip + 1, sizeof(after->undostr)));
 }
@@ -991,7 +991,7 @@ static void ui_apply_but_autokey(bContext *C, uiBut *but)
 
 static void ui_apply_but_funcs_after(bContext *C)
 {
-  /* copy to avoid recursive calls */
+  /* Copy to avoid recursive calls. */
   ListBase funcs = UIAfterFuncs;
   BLI_listbase_clear(&UIAfterFuncs);
 

source/blender/editors/interface/interface_ops.cc

@@ -1635,7 +1635,7 @@ static void UI_OT_jump_to_target_button(wmOperatorType *ot)
 #ifdef WITH_PYTHON
 
 /* ------------------------------------------------------------------------- */
-/* EditSource Utility funcs and operator,
+/* EditSource Utility functions and operator,
  * NOTE: this includes utility functions and button matching checks. */
 
 struct uiEditSourceStore {
@@ -1847,7 +1847,7 @@ static void UI_OT_editsource(wmOperatorType *ot)
  * \{ */
 
 /**
- * EditTranslation utility funcs and operator,
+ * EditTranslation utility functions and operator.
  *
  * \note this includes utility functions and button matching checks.
  * this only works in conjunction with a Python operator!

source/blender/editors/interface/interface_region_menu_popup.cc

@@ -322,7 +322,7 @@ uiPopupBlockHandle *ui_popup_menu_create(
 
   uiPopupMenu *pup = MEM_cnew<uiPopupMenu>(__func__);
   pup->block = UI_block_begin(C, nullptr, __func__, UI_EMBOSS_PULLDOWN);
-  pup->block->flag |= UI_BLOCK_NUMSELECT; /* default menus to numselect */
+  pup->block->flag |= UI_BLOCK_NUMSELECT; /* Default menus to numeric-selection. */
   pup->layout = UI_block_layout(
       pup->block, UI_LAYOUT_VERTICAL, UI_LAYOUT_MENU, 0, 0, 200, 0, UI_MENU_PADDING, style);
   pup->slideout = but ? ui_block_is_menu(but->block) : false;

source/blender/editors/interface/interface_template_list.cc

@@ -767,7 +767,7 @@ static void ui_template_list_layout_draw(const bContext *C,
         uiItemL(col, "", ICON_NONE);
       }
 
-      /* add scrollbar */
+      /* Add scroll-bar. */
       if (items->tot_items > visual_info.visual_items) {
         uiLayoutColumn(row, false);
         uiDefButI(block,
@@ -916,7 +916,7 @@ static void ui_template_list_layout_draw(const bContext *C,
         uiItemL(subrow, "", ICON_NONE);
       }
 
-      /* add scrollbar */
+      /* Add scroll-bar. */
       if (items->tot_items > visual_info.visual_items) {
         /* col = */ uiLayoutColumn(row, false);
         uiDefButI(block,
@@ -940,7 +940,7 @@ static void ui_template_list_layout_draw(const bContext *C,
       box = uiLayoutListBox(layout, ui_list, &input_data->active_dataptr, input_data->activeprop);
       /* For grip button. */
       glob = uiLayoutColumn(box, true);
-      /* For scrollbar. */
+      /* For scroll-bar. */
       row = uiLayoutRow(glob, false);
 
       const bool show_names = (flags & UI_TEMPLATE_LIST_NO_NAMES) == 0;

source/blender/editors/interface/view2d.cc

@@ -87,11 +87,11 @@ BLI_INLINE void clamp_rctf_to_rcti(rcti *dst, const rctf *src)
  * \{ */
 
 /**
- * helper to allow scrollbars to dynamically hide
- * - returns a copy of the scrollbar settings with the flags to display
- *   horizontal/vertical scrollbars removed
- * - input scroll value is the v2d->scroll var
- * - hide flags are set per region at drawtime
+ * Helper to allow scroll-bars to dynamically hide:
+ * - Returns a copy of the scroll-bar settings with the flags to display
+ *   horizontal/vertical scroll-bars removed.
+ * - Input scroll value is the v2d->scroll var.
+ * - Hide flags are set per region at draw-time.
  */
 static int view2d_scroll_mapped(int scroll)
 {
@@ -115,7 +115,7 @@ void UI_view2d_mask_from_win(const View2D *v2d, rcti *r_mask)
 /**
  * Called each time #View2D.cur changes, to dynamically update masks.
  *
- * \param mask_scroll: Optionally clamp scrollbars by this region.
+ * \param mask_scroll: Optionally clamp scroll-bars by this region.
  */
 static void view2d_masks(View2D *v2d, const rcti *mask_scroll)
 {
@@ -177,7 +177,7 @@ static void view2d_masks(View2D *v2d, const rcti *mask_scroll)
 
     /* Currently, all regions that have vertical scale handles,
      * also have the scrubbing area at the top.
-     * So the scrollbar has to move down a bit. */
+     * So the scroll-bar has to move down a bit. */
     if (scroll & V2D_SCROLL_VERTICAL_HANDLES) {
       v2d->vert.ymax -= UI_TIME_SCRUB_MARGIN_Y;
     }
@@ -377,7 +377,7 @@ static void ui_view2d_curRect_validate_resize(View2D *v2d, bool resize)
   rctf *cur, *tot;
 
   /* use mask as size of region that View2D resides in, as it takes into account
-   * scrollbars already - keep in sync with zoomx/zoomy in view_zoomstep_apply_ex! */
+   * scroll-bars already - keep in sync with zoomx/zoomy in #view_zoomstep_apply_ex! */
   winx = (float)(BLI_rcti_size_x(&v2d->mask) + 1);
   winy = (float)(BLI_rcti_size_y(&v2d->mask) + 1);
 
@@ -1326,8 +1326,8 @@ struct View2DScrollers {
   /* focus bubbles */
   /* focus bubbles */
   /* focus bubbles */
-  int vert_min, vert_max; /* vertical scrollbar */
-  int hor_min, hor_max;   /* horizontal scrollbar */
+  int vert_min, vert_max; /* vertical scroll-bar */
+  int hor_min, hor_max;   /* horizontal scroll-bar */
 
   /** Exact size of slider backdrop. */
   rcti hor, vert;
@@ -1380,7 +1380,7 @@ void UI_view2d_scrollers_calc(View2D *v2d,
   r_scrollers->hor = hor;
 
   /* scroller 'buttons':
-   * - These should always remain within the visible region of the scrollbar
+   * - These should always remain within the visible region of the scroll-bar
    * - They represent the region of 'tot' that is visible in 'cur'
    */
 
@@ -1473,14 +1473,14 @@ void UI_view2d_scrollers_draw_ex(View2D *v2d, const rcti *mask_custom, bool use_
 
   uchar scrollers_back_color[4];
 
-  /* Color for scrollbar backs */
+  /* Color for scroll-bar backs. */
   UI_GetThemeColor4ubv(TH_BACK, scrollers_back_color);
 
   /* make copies of rects for less typing */
   vert = scrollers.vert;
   hor = scrollers.hor;
 
-  /* horizontal scrollbar */
+  /* Horizontal scroll-bar. */
   if (scroll & V2D_SCROLL_HORIZONTAL) {
     uiWidgetColors wcol = btheme->tui.wcol_scroll;
     /* 0..255 -> min...1 */
@@ -1515,7 +1515,7 @@ void UI_view2d_scrollers_draw_ex(View2D *v2d, const rcti *mask_custom, bool use_
     UI_draw_widget_scroll(&wcol, &hor, &slider, state);
   }
 
-  /* vertical scrollbar */
+  /* Vertical scroll-bar. */
   if (scroll & V2D_SCROLL_VERTICAL) {
     uiWidgetColors wcol = btheme->tui.wcol_scroll;
     rcti slider;

source/blender/editors/interface/view2d_ops.cc

@@ -1821,11 +1821,11 @@ static bool scroller_activate_poll(bContext *C)
   View2D *v2d = &region->v2d;
   wmEvent *event = win->eventstate;
 
-  /* check if mouse in scrollbars, if they're enabled */
+  /* Check if mouse in scroll-bars, if they're enabled. */
   return (UI_view2d_mouse_in_scrollers(region, v2d, event->xy) != 0);
 }
 
-/* initialize customdata for scroller manipulation operator */
+/* Initialize #wmOperator.customdata for scroller manipulation operator. */
 static void scroller_activate_init(bContext *C,
                                    wmOperator *op,
                                    const wmEvent *event,
@@ -2065,7 +2065,7 @@ static int scroller_activate_invoke(bContext *C, wmOperator *op, const wmEvent *
   ARegion *region = CTX_wm_region(C);
   View2D *v2d = &region->v2d;
 
-  /* check if mouse in scrollbars, if they're enabled */
+  /* check if mouse in scroll-bars, if they're enabled */
   const char in_scroller = UI_view2d_mouse_in_scrollers(region, v2d, event->xy);
 
   /* if in a scroller, init customdata then set modal handler which will