# lv_calendar_header_arrow.h (/api/widgets/calendar/lv_calendar_header_arrow_h)



<ApiSummary functions="1" variables="1" />

Functions [#functions]

<ApiMember kind="function" name="lv_calendar_add_header_arrow" file="widgets/calendar/lv_calendar_header_arrow.h" line="37" url="https://github.com/lvgl/lvgl/tree/a7b95c5b0839ce901c09c205610bc2c77cc3345d/src/widgets/calendar/lv_calendar_header_arrow.h#L37">
  lv_calendar_add_header_arrow [#lv_calendar_add_header_arrow]

  Create a calendar header with drop-drowns to select the year and month

  ```c title=" " lineNumbers=1
  lv_obj_t * lv_calendar_add_header_arrow(lv_obj_t *parent)
  ```

  <span className="sr-only">
    Parameters
  </span>

  | Name     | Type                                             | Description                   |
  | -------- | ------------------------------------------------ | ----------------------------- |
  | `parent` | <ApiLink name="lv_obj_t" display="lv_obj_t *" /> | pointer to a calendar object. |

  **Returns:** <ApiLink name="lv_obj_t" display="lv_obj_t *" /> — the created header
</ApiMember>

Variables [#variables]

<ApiMember kind="variable" name="lv_calendar_header_arrow_class" file="widgets/calendar/lv_calendar_header_arrow.h" line="26" url="https://github.com/lvgl/lvgl/tree/a7b95c5b0839ce901c09c205610bc2c77cc3345d/src/widgets/calendar/lv_calendar_header_arrow.h#L26">
  lv_calendar_header_arrow_class [#lv_calendar_header_arrow_class]

  ```c title=" " lineNumbers=1
  const lv_obj_class_t lv_calendar_header_arrow_class
  ```
</ApiMember>

Dependencies [#dependencies]

<FileIncludes includes="[&#x22;lv_obj.h&#x22;]" includedBy="[&#x22;lv_calendar.h&#x22;]" transitiveIncludes="[&#x22;lv_anim.h&#x22;, &#x22;lv_area.h&#x22;, &#x22;lv_array.h&#x22;, &#x22;lv_assert.h&#x22;, &#x22;lv_bidi.h&#x22;, &#x22;lv_color.h&#x22;, &#x22;lv_color_op.h&#x22;, &#x22;lv_conf_internal.h&#x22;, &#x22;lv_conf_kconfig.h&#x22;, &#x22;lv_display.h&#x22;, &#x22;lv_draw.h&#x22;, &#x22;lv_draw_arc.h&#x22;, &#x22;lv_draw_blur.h&#x22;, &#x22;lv_draw_buf.h&#x22;, &#x22;lv_draw_image.h&#x22;, &#x22;lv_draw_label.h&#x22;, &#x22;lv_draw_line.h&#x22;, &#x22;lv_draw_rect.h&#x22;, &#x22;lv_draw_triangle.h&#x22;, &#x22;lv_event.h&#x22;, &#x22;lv_ext_data.h&#x22;, &#x22;lv_flex.h&#x22;, &#x22;lv_font.h&#x22;, &#x22;lv_fs.h&#x22;, &#x22;lv_grad.h&#x22;, &#x22;lv_grid.h&#x22;, &#x22;lv_group.h&#x22;, &#x22;lv_image_decoder.h&#x22;, &#x22;lv_image_dsc.h&#x22;, &#x22;lv_indev.h&#x22;, &#x22;lv_layout.h&#x22;, &#x22;lv_ll.h&#x22;, &#x22;lv_log.h&#x22;, &#x22;lv_math.h&#x22;, &#x22;lv_matrix.h&#x22;, &#x22;lv_mem.h&#x22;, &#x22;lv_obj_class.h&#x22;, &#x22;lv_obj_draw.h&#x22;, &#x22;lv_obj_event.h&#x22;, &#x22;lv_obj_pos.h&#x22;, &#x22;lv_obj_property.h&#x22;, &#x22;lv_obj_property_names.h&#x22;, &#x22;lv_obj_scroll.h&#x22;, &#x22;lv_obj_style.h&#x22;, &#x22;lv_obj_style_gen.h&#x22;, &#x22;lv_obj_tree.h&#x22;, &#x22;lv_palette.h&#x22;, &#x22;lv_profiler.h&#x22;, &#x22;lv_profiler_builtin.h&#x22;, &#x22;lv_sprintf.h&#x22;, &#x22;lv_string.h&#x22;, &#x22;lv_style.h&#x22;, &#x22;lv_style_gen.h&#x22;, &#x22;lv_style_properties.h&#x22;, &#x22;lv_symbol_def.h&#x22;, &#x22;lv_text.h&#x22;, &#x22;lv_tick.h&#x22;, &#x22;lv_timer.h&#x22;, &#x22;lv_types.h&#x22;]" />