# lv_theme_private.h (/api/themes/lv_theme_private_h)



<RelatedHeaders name="lv_theme.h" isPrivate="true" />

<ApiSummary structs="1" />

Structs [#structs]

<ApiMember kind="struct" name="_lv_theme_t">
  \_lv_theme_t [#_lv_theme_t]

  | Member            | Type                                                     | Description                                           |
  | ----------------- | -------------------------------------------------------- | ----------------------------------------------------- |
  | `ext_data`        | <ApiLink name="lv_ext_data_t" />                         |                                                       |
  | `apply_cb`        | <ApiLink name="lv_theme_apply_cb_t" />                   |                                                       |
  | `parent`          | <ApiLink name="lv_theme_t" display="lv_theme_t *" />     | Apply the current theme's style on top of this theme. |
  | `user_data`       | `void *`                                                 |                                                       |
  | `disp`            | <ApiLink name="lv_display_t" display="lv_display_t *" /> |                                                       |
  | `color_primary`   | <ApiLink name="lv_color_t" />                            |                                                       |
  | `color_secondary` | <ApiLink name="lv_color_t" />                            |                                                       |
  | `font_small`      | <ApiLink name="lv_font_t" display="const lv_font_t *" /> |                                                       |
  | `font_normal`     | <ApiLink name="lv_font_t" display="const lv_font_t *" /> |                                                       |
  | `font_large`      | <ApiLink name="lv_font_t" display="const lv_font_t *" /> |                                                       |
  | `flags`           | <ApiLink name="uint32_t" />                              | Any custom flag used by the theme                     |
</ApiMember>

Dependencies [#dependencies]

<FileIncludes includes="[&#x22;lv_ext_data.h&#x22;, &#x22;lv_theme.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_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.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_theme_default.h&#x22;, &#x22;lv_theme_mono.h&#x22;, &#x22;lv_theme_simple.h&#x22;, &#x22;lv_tick.h&#x22;, &#x22;lv_timer.h&#x22;, &#x22;lv_types.h&#x22;]" />