class_richtextlabel.rst 42 KB

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  1. :github_url: hide
  2. .. Generated automatically by doc/tools/makerst.py in Godot's source tree.
  3. .. DO NOT EDIT THIS FILE, but the RichTextLabel.xml source instead.
  4. .. The source is found in doc/classes or modules/<name>/doc_classes.
  5. .. _class_RichTextLabel:
  6. RichTextLabel
  7. =============
  8. **Inherits:** :ref:`Control<class_Control>` **<** :ref:`CanvasItem<class_CanvasItem>` **<** :ref:`Node<class_Node>` **<** :ref:`Object<class_Object>`
  9. Label that displays rich text.
  10. Description
  11. -----------
  12. Rich text can contain custom text, fonts, images and some basic formatting. The label manages these as an internal tag stack. It also adapts itself to given width/heights.
  13. **Note:** Assignments to :ref:`bbcode_text<class_RichTextLabel_property_bbcode_text>` clear the tag stack and reconstruct it from the property's contents. Any edits made to :ref:`bbcode_text<class_RichTextLabel_property_bbcode_text>` will erase previous edits made from other manual sources such as :ref:`append_bbcode<class_RichTextLabel_method_append_bbcode>` and the ``push_*`` / :ref:`pop<class_RichTextLabel_method_pop>` methods.
  14. **Note:** Unlike :ref:`Label<class_Label>`, RichTextLabel doesn't have a *property* to horizontally align text to the center. Instead, enable :ref:`bbcode_enabled<class_RichTextLabel_property_bbcode_enabled>` and surround the text in a ``[center]`` tag as follows: ``[center]Example[/center]``. There is currently no built-in way to vertically align text either, but this can be emulated by relying on anchors/containers and the :ref:`fit_content_height<class_RichTextLabel_property_fit_content_height>` property.
  15. Tutorials
  16. ---------
  17. - :doc:`../tutorials/gui/bbcode_in_richtextlabel`
  18. Properties
  19. ----------
  20. +-----------------------------+------------------------------------------------------------------------------------------------+------------------------------+
  21. | :ref:`bool<class_bool>` | :ref:`bbcode_enabled<class_RichTextLabel_property_bbcode_enabled>` | ``false`` |
  22. +-----------------------------+------------------------------------------------------------------------------------------------+------------------------------+
  23. | :ref:`String<class_String>` | :ref:`bbcode_text<class_RichTextLabel_property_bbcode_text>` | ``""`` |
  24. +-----------------------------+------------------------------------------------------------------------------------------------+------------------------------+
  25. | :ref:`Array<class_Array>` | :ref:`custom_effects<class_RichTextLabel_property_custom_effects>` | ``[ ]`` |
  26. +-----------------------------+------------------------------------------------------------------------------------------------+------------------------------+
  27. | :ref:`bool<class_bool>` | :ref:`fit_content_height<class_RichTextLabel_property_fit_content_height>` | ``false`` |
  28. +-----------------------------+------------------------------------------------------------------------------------------------+------------------------------+
  29. | :ref:`bool<class_bool>` | :ref:`meta_underlined<class_RichTextLabel_property_meta_underlined>` | ``true`` |
  30. +-----------------------------+------------------------------------------------------------------------------------------------+------------------------------+
  31. | :ref:`bool<class_bool>` | :ref:`override_selected_font_color<class_RichTextLabel_property_override_selected_font_color>` | ``false`` |
  32. +-----------------------------+------------------------------------------------------------------------------------------------+------------------------------+
  33. | :ref:`float<class_float>` | :ref:`percent_visible<class_RichTextLabel_property_percent_visible>` | ``1.0`` |
  34. +-----------------------------+------------------------------------------------------------------------------------------------+------------------------------+
  35. | :ref:`bool<class_bool>` | rect_clip_content | ``true`` *(parent override)* |
  36. +-----------------------------+------------------------------------------------------------------------------------------------+------------------------------+
  37. | :ref:`bool<class_bool>` | :ref:`scroll_active<class_RichTextLabel_property_scroll_active>` | ``true`` |
  38. +-----------------------------+------------------------------------------------------------------------------------------------+------------------------------+
  39. | :ref:`bool<class_bool>` | :ref:`scroll_following<class_RichTextLabel_property_scroll_following>` | ``false`` |
  40. +-----------------------------+------------------------------------------------------------------------------------------------+------------------------------+
  41. | :ref:`bool<class_bool>` | :ref:`selection_enabled<class_RichTextLabel_property_selection_enabled>` | ``false`` |
  42. +-----------------------------+------------------------------------------------------------------------------------------------+------------------------------+
  43. | :ref:`int<class_int>` | :ref:`tab_size<class_RichTextLabel_property_tab_size>` | ``4`` |
  44. +-----------------------------+------------------------------------------------------------------------------------------------+------------------------------+
  45. | :ref:`String<class_String>` | :ref:`text<class_RichTextLabel_property_text>` | ``""`` |
  46. +-----------------------------+------------------------------------------------------------------------------------------------+------------------------------+
  47. | :ref:`int<class_int>` | :ref:`visible_characters<class_RichTextLabel_property_visible_characters>` | ``-1`` |
  48. +-----------------------------+------------------------------------------------------------------------------------------------+------------------------------+
  49. Methods
  50. -------
  51. +---------------------------------------+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
  52. | void | :ref:`add_image<class_RichTextLabel_method_add_image>` **(** :ref:`Texture<class_Texture>` image, :ref:`int<class_int>` width=0, :ref:`int<class_int>` height=0 **)** |
  53. +---------------------------------------+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
  54. | void | :ref:`add_text<class_RichTextLabel_method_add_text>` **(** :ref:`String<class_String>` text **)** |
  55. +---------------------------------------+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
  56. | :ref:`Error<enum_@GlobalScope_Error>` | :ref:`append_bbcode<class_RichTextLabel_method_append_bbcode>` **(** :ref:`String<class_String>` bbcode **)** |
  57. +---------------------------------------+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
  58. | void | :ref:`clear<class_RichTextLabel_method_clear>` **(** **)** |
  59. +---------------------------------------+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
  60. | :ref:`int<class_int>` | :ref:`get_content_height<class_RichTextLabel_method_get_content_height>` **(** **)** |const| |
  61. +---------------------------------------+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
  62. | :ref:`int<class_int>` | :ref:`get_line_count<class_RichTextLabel_method_get_line_count>` **(** **)** |const| |
  63. +---------------------------------------+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
  64. | :ref:`int<class_int>` | :ref:`get_total_character_count<class_RichTextLabel_method_get_total_character_count>` **(** **)** |const| |
  65. +---------------------------------------+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
  66. | :ref:`VScrollBar<class_VScrollBar>` | :ref:`get_v_scroll<class_RichTextLabel_method_get_v_scroll>` **(** **)** |
  67. +---------------------------------------+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
  68. | :ref:`int<class_int>` | :ref:`get_visible_line_count<class_RichTextLabel_method_get_visible_line_count>` **(** **)** |const| |
  69. +---------------------------------------+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
  70. | void | :ref:`install_effect<class_RichTextLabel_method_install_effect>` **(** :ref:`Variant<class_Variant>` effect **)** |
  71. +---------------------------------------+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
  72. | void | :ref:`newline<class_RichTextLabel_method_newline>` **(** **)** |
  73. +---------------------------------------+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
  74. | :ref:`Error<enum_@GlobalScope_Error>` | :ref:`parse_bbcode<class_RichTextLabel_method_parse_bbcode>` **(** :ref:`String<class_String>` bbcode **)** |
  75. +---------------------------------------+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
  76. | :ref:`Dictionary<class_Dictionary>` | :ref:`parse_expressions_for_values<class_RichTextLabel_method_parse_expressions_for_values>` **(** :ref:`PoolStringArray<class_PoolStringArray>` expressions **)** |
  77. +---------------------------------------+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
  78. | void | :ref:`pop<class_RichTextLabel_method_pop>` **(** **)** |
  79. +---------------------------------------+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
  80. | void | :ref:`push_align<class_RichTextLabel_method_push_align>` **(** :ref:`Align<enum_RichTextLabel_Align>` align **)** |
  81. +---------------------------------------+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
  82. | void | :ref:`push_bold<class_RichTextLabel_method_push_bold>` **(** **)** |
  83. +---------------------------------------+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
  84. | void | :ref:`push_bold_italics<class_RichTextLabel_method_push_bold_italics>` **(** **)** |
  85. +---------------------------------------+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
  86. | void | :ref:`push_cell<class_RichTextLabel_method_push_cell>` **(** **)** |
  87. +---------------------------------------+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
  88. | void | :ref:`push_color<class_RichTextLabel_method_push_color>` **(** :ref:`Color<class_Color>` color **)** |
  89. +---------------------------------------+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
  90. | void | :ref:`push_font<class_RichTextLabel_method_push_font>` **(** :ref:`Font<class_Font>` font **)** |
  91. +---------------------------------------+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
  92. | void | :ref:`push_indent<class_RichTextLabel_method_push_indent>` **(** :ref:`int<class_int>` level **)** |
  93. +---------------------------------------+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
  94. | void | :ref:`push_italics<class_RichTextLabel_method_push_italics>` **(** **)** |
  95. +---------------------------------------+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
  96. | void | :ref:`push_list<class_RichTextLabel_method_push_list>` **(** :ref:`ListType<enum_RichTextLabel_ListType>` type **)** |
  97. +---------------------------------------+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
  98. | void | :ref:`push_meta<class_RichTextLabel_method_push_meta>` **(** :ref:`Variant<class_Variant>` data **)** |
  99. +---------------------------------------+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
  100. | void | :ref:`push_mono<class_RichTextLabel_method_push_mono>` **(** **)** |
  101. +---------------------------------------+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
  102. | void | :ref:`push_normal<class_RichTextLabel_method_push_normal>` **(** **)** |
  103. +---------------------------------------+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
  104. | void | :ref:`push_strikethrough<class_RichTextLabel_method_push_strikethrough>` **(** **)** |
  105. +---------------------------------------+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
  106. | void | :ref:`push_table<class_RichTextLabel_method_push_table>` **(** :ref:`int<class_int>` columns **)** |
  107. +---------------------------------------+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
  108. | void | :ref:`push_underline<class_RichTextLabel_method_push_underline>` **(** **)** |
  109. +---------------------------------------+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
  110. | :ref:`bool<class_bool>` | :ref:`remove_line<class_RichTextLabel_method_remove_line>` **(** :ref:`int<class_int>` line **)** |
  111. +---------------------------------------+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
  112. | void | :ref:`scroll_to_line<class_RichTextLabel_method_scroll_to_line>` **(** :ref:`int<class_int>` line **)** |
  113. +---------------------------------------+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
  114. | void | :ref:`set_table_column_expand<class_RichTextLabel_method_set_table_column_expand>` **(** :ref:`int<class_int>` column, :ref:`bool<class_bool>` expand, :ref:`int<class_int>` ratio **)** |
  115. +---------------------------------------+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
  116. Theme Properties
  117. ----------------
  118. +---------------------------------+---------------------+------------------------------+
  119. | :ref:`Font<class_Font>` | bold_font | |
  120. +---------------------------------+---------------------+------------------------------+
  121. | :ref:`Font<class_Font>` | bold_italics_font | |
  122. +---------------------------------+---------------------+------------------------------+
  123. | :ref:`Color<class_Color>` | default_color | Color( 1, 1, 1, 1 ) |
  124. +---------------------------------+---------------------+------------------------------+
  125. | :ref:`StyleBox<class_StyleBox>` | focus | |
  126. +---------------------------------+---------------------+------------------------------+
  127. | :ref:`Color<class_Color>` | font_color_selected | Color( 0.49, 0.49, 0.49, 1 ) |
  128. +---------------------------------+---------------------+------------------------------+
  129. | :ref:`Color<class_Color>` | font_color_shadow | Color( 0, 0, 0, 0 ) |
  130. +---------------------------------+---------------------+------------------------------+
  131. | :ref:`Font<class_Font>` | italics_font | |
  132. +---------------------------------+---------------------+------------------------------+
  133. | :ref:`int<class_int>` | line_separation | 1 |
  134. +---------------------------------+---------------------+------------------------------+
  135. | :ref:`Font<class_Font>` | mono_font | |
  136. +---------------------------------+---------------------+------------------------------+
  137. | :ref:`StyleBox<class_StyleBox>` | normal | |
  138. +---------------------------------+---------------------+------------------------------+
  139. | :ref:`Font<class_Font>` | normal_font | |
  140. +---------------------------------+---------------------+------------------------------+
  141. | :ref:`Color<class_Color>` | selection_color | Color( 0.1, 0.1, 1, 0.8 ) |
  142. +---------------------------------+---------------------+------------------------------+
  143. | :ref:`int<class_int>` | shadow_as_outline | 0 |
  144. +---------------------------------+---------------------+------------------------------+
  145. | :ref:`int<class_int>` | shadow_offset_x | 1 |
  146. +---------------------------------+---------------------+------------------------------+
  147. | :ref:`int<class_int>` | shadow_offset_y | 1 |
  148. +---------------------------------+---------------------+------------------------------+
  149. | :ref:`int<class_int>` | table_hseparation | 3 |
  150. +---------------------------------+---------------------+------------------------------+
  151. | :ref:`int<class_int>` | table_vseparation | 3 |
  152. +---------------------------------+---------------------+------------------------------+
  153. Signals
  154. -------
  155. .. _class_RichTextLabel_signal_meta_clicked:
  156. - **meta_clicked** **(** :ref:`Variant<class_Variant>` meta **)**
  157. Triggered when the user clicks on content between meta tags. If the meta is defined in text, e.g. ``[url={"data"="hi"}]hi[/url]``, then the parameter for this signal will be a :ref:`String<class_String>` type. If a particular type or an object is desired, the :ref:`push_meta<class_RichTextLabel_method_push_meta>` method must be used to manually insert the data into the tag stack.
  158. ----
  159. .. _class_RichTextLabel_signal_meta_hover_ended:
  160. - **meta_hover_ended** **(** :ref:`Variant<class_Variant>` meta **)**
  161. Triggers when the mouse exits a meta tag.
  162. ----
  163. .. _class_RichTextLabel_signal_meta_hover_started:
  164. - **meta_hover_started** **(** :ref:`Variant<class_Variant>` meta **)**
  165. Triggers when the mouse enters a meta tag.
  166. Enumerations
  167. ------------
  168. .. _enum_RichTextLabel_Align:
  169. .. _class_RichTextLabel_constant_ALIGN_LEFT:
  170. .. _class_RichTextLabel_constant_ALIGN_CENTER:
  171. .. _class_RichTextLabel_constant_ALIGN_RIGHT:
  172. .. _class_RichTextLabel_constant_ALIGN_FILL:
  173. enum **Align**:
  174. - **ALIGN_LEFT** = **0** --- Makes text left aligned.
  175. - **ALIGN_CENTER** = **1** --- Makes text centered.
  176. - **ALIGN_RIGHT** = **2** --- Makes text right aligned.
  177. - **ALIGN_FILL** = **3** --- Makes text fill width.
  178. ----
  179. .. _enum_RichTextLabel_ListType:
  180. .. _class_RichTextLabel_constant_LIST_NUMBERS:
  181. .. _class_RichTextLabel_constant_LIST_LETTERS:
  182. .. _class_RichTextLabel_constant_LIST_DOTS:
  183. enum **ListType**:
  184. - **LIST_NUMBERS** = **0** --- Each list item has a number marker.
  185. - **LIST_LETTERS** = **1** --- Each list item has a letter marker.
  186. - **LIST_DOTS** = **2** --- Each list item has a filled circle marker.
  187. ----
  188. .. _enum_RichTextLabel_ItemType:
  189. .. _class_RichTextLabel_constant_ITEM_FRAME:
  190. .. _class_RichTextLabel_constant_ITEM_TEXT:
  191. .. _class_RichTextLabel_constant_ITEM_IMAGE:
  192. .. _class_RichTextLabel_constant_ITEM_NEWLINE:
  193. .. _class_RichTextLabel_constant_ITEM_FONT:
  194. .. _class_RichTextLabel_constant_ITEM_COLOR:
  195. .. _class_RichTextLabel_constant_ITEM_UNDERLINE:
  196. .. _class_RichTextLabel_constant_ITEM_STRIKETHROUGH:
  197. .. _class_RichTextLabel_constant_ITEM_ALIGN:
  198. .. _class_RichTextLabel_constant_ITEM_INDENT:
  199. .. _class_RichTextLabel_constant_ITEM_LIST:
  200. .. _class_RichTextLabel_constant_ITEM_TABLE:
  201. .. _class_RichTextLabel_constant_ITEM_FADE:
  202. .. _class_RichTextLabel_constant_ITEM_SHAKE:
  203. .. _class_RichTextLabel_constant_ITEM_WAVE:
  204. .. _class_RichTextLabel_constant_ITEM_TORNADO:
  205. .. _class_RichTextLabel_constant_ITEM_RAINBOW:
  206. .. _class_RichTextLabel_constant_ITEM_CUSTOMFX:
  207. .. _class_RichTextLabel_constant_ITEM_META:
  208. enum **ItemType**:
  209. - **ITEM_FRAME** = **0**
  210. - **ITEM_TEXT** = **1**
  211. - **ITEM_IMAGE** = **2**
  212. - **ITEM_NEWLINE** = **3**
  213. - **ITEM_FONT** = **4**
  214. - **ITEM_COLOR** = **5**
  215. - **ITEM_UNDERLINE** = **6**
  216. - **ITEM_STRIKETHROUGH** = **7**
  217. - **ITEM_ALIGN** = **8**
  218. - **ITEM_INDENT** = **9**
  219. - **ITEM_LIST** = **10**
  220. - **ITEM_TABLE** = **11**
  221. - **ITEM_FADE** = **12**
  222. - **ITEM_SHAKE** = **13**
  223. - **ITEM_WAVE** = **14**
  224. - **ITEM_TORNADO** = **15**
  225. - **ITEM_RAINBOW** = **16**
  226. - **ITEM_CUSTOMFX** = **18**
  227. - **ITEM_META** = **17**
  228. Property Descriptions
  229. ---------------------
  230. .. _class_RichTextLabel_property_bbcode_enabled:
  231. - :ref:`bool<class_bool>` **bbcode_enabled**
  232. +-----------+-----------------------+
  233. | *Default* | ``false`` |
  234. +-----------+-----------------------+
  235. | *Setter* | set_use_bbcode(value) |
  236. +-----------+-----------------------+
  237. | *Getter* | is_using_bbcode() |
  238. +-----------+-----------------------+
  239. If ``true``, the label uses BBCode formatting.
  240. ----
  241. .. _class_RichTextLabel_property_bbcode_text:
  242. - :ref:`String<class_String>` **bbcode_text**
  243. +-----------+-------------------+
  244. | *Default* | ``""`` |
  245. +-----------+-------------------+
  246. | *Setter* | set_bbcode(value) |
  247. +-----------+-------------------+
  248. | *Getter* | get_bbcode() |
  249. +-----------+-------------------+
  250. The label's text in BBCode format. Is not representative of manual modifications to the internal tag stack. Erases changes made by other methods when edited.
  251. **Note:** It is unadvised to use ``+=`` operator with ``bbcode_text`` (e.g. ``bbcode_text += "some string"``) as it replaces the whole text and can cause slowdowns. Use :ref:`append_bbcode<class_RichTextLabel_method_append_bbcode>` for adding text instead.
  252. ----
  253. .. _class_RichTextLabel_property_custom_effects:
  254. - :ref:`Array<class_Array>` **custom_effects**
  255. +-----------+--------------------+
  256. | *Default* | ``[ ]`` |
  257. +-----------+--------------------+
  258. | *Setter* | set_effects(value) |
  259. +-----------+--------------------+
  260. | *Getter* | get_effects() |
  261. +-----------+--------------------+
  262. The currently installed custom effects. This is an array of :ref:`RichTextEffect<class_RichTextEffect>`\ s.
  263. To add a custom effect, it's more convenient to use :ref:`install_effect<class_RichTextLabel_method_install_effect>`.
  264. ----
  265. .. _class_RichTextLabel_property_fit_content_height:
  266. - :ref:`bool<class_bool>` **fit_content_height**
  267. +-----------+---------------------------------+
  268. | *Default* | ``false`` |
  269. +-----------+---------------------------------+
  270. | *Setter* | set_fit_content_height(value) |
  271. +-----------+---------------------------------+
  272. | *Getter* | is_fit_content_height_enabled() |
  273. +-----------+---------------------------------+
  274. If ``true``, the label's height will be automatically updated to fit its content.
  275. **Note:** This property is used as a workaround to fix issues with ``RichTextLabel`` in :ref:`Container<class_Container>`\ s, but it's unreliable in some cases and will be removed in future versions.
  276. ----
  277. .. _class_RichTextLabel_property_meta_underlined:
  278. - :ref:`bool<class_bool>` **meta_underlined**
  279. +-----------+---------------------------+
  280. | *Default* | ``true`` |
  281. +-----------+---------------------------+
  282. | *Setter* | set_meta_underline(value) |
  283. +-----------+---------------------------+
  284. | *Getter* | is_meta_underlined() |
  285. +-----------+---------------------------+
  286. If ``true``, the label underlines meta tags such as ``[url]{text}[/url]``.
  287. ----
  288. .. _class_RichTextLabel_property_override_selected_font_color:
  289. - :ref:`bool<class_bool>` **override_selected_font_color**
  290. +-----------+-----------------------------------------+
  291. | *Default* | ``false`` |
  292. +-----------+-----------------------------------------+
  293. | *Setter* | set_override_selected_font_color(value) |
  294. +-----------+-----------------------------------------+
  295. | *Getter* | is_overriding_selected_font_color() |
  296. +-----------+-----------------------------------------+
  297. If ``true``, the label uses the custom font color.
  298. ----
  299. .. _class_RichTextLabel_property_percent_visible:
  300. - :ref:`float<class_float>` **percent_visible**
  301. +-----------+----------------------------+
  302. | *Default* | ``1.0`` |
  303. +-----------+----------------------------+
  304. | *Setter* | set_percent_visible(value) |
  305. +-----------+----------------------------+
  306. | *Getter* | get_percent_visible() |
  307. +-----------+----------------------------+
  308. The range of characters to display, as a :ref:`float<class_float>` between 0.0 and 1.0. When assigned an out of range value, it's the same as assigning 1.0.
  309. **Note:** Setting this property updates :ref:`visible_characters<class_RichTextLabel_property_visible_characters>` based on current :ref:`get_total_character_count<class_RichTextLabel_method_get_total_character_count>`.
  310. ----
  311. .. _class_RichTextLabel_property_scroll_active:
  312. - :ref:`bool<class_bool>` **scroll_active**
  313. +-----------+--------------------------+
  314. | *Default* | ``true`` |
  315. +-----------+--------------------------+
  316. | *Setter* | set_scroll_active(value) |
  317. +-----------+--------------------------+
  318. | *Getter* | is_scroll_active() |
  319. +-----------+--------------------------+
  320. If ``true``, the scrollbar is visible. Setting this to ``false`` does not block scrolling completely. See :ref:`scroll_to_line<class_RichTextLabel_method_scroll_to_line>`.
  321. ----
  322. .. _class_RichTextLabel_property_scroll_following:
  323. - :ref:`bool<class_bool>` **scroll_following**
  324. +-----------+--------------------------+
  325. | *Default* | ``false`` |
  326. +-----------+--------------------------+
  327. | *Setter* | set_scroll_follow(value) |
  328. +-----------+--------------------------+
  329. | *Getter* | is_scroll_following() |
  330. +-----------+--------------------------+
  331. If ``true``, the window scrolls down to display new content automatically.
  332. ----
  333. .. _class_RichTextLabel_property_selection_enabled:
  334. - :ref:`bool<class_bool>` **selection_enabled**
  335. +-----------+------------------------------+
  336. | *Default* | ``false`` |
  337. +-----------+------------------------------+
  338. | *Setter* | set_selection_enabled(value) |
  339. +-----------+------------------------------+
  340. | *Getter* | is_selection_enabled() |
  341. +-----------+------------------------------+
  342. If ``true``, the label allows text selection.
  343. ----
  344. .. _class_RichTextLabel_property_tab_size:
  345. - :ref:`int<class_int>` **tab_size**
  346. +-----------+---------------------+
  347. | *Default* | ``4`` |
  348. +-----------+---------------------+
  349. | *Setter* | set_tab_size(value) |
  350. +-----------+---------------------+
  351. | *Getter* | get_tab_size() |
  352. +-----------+---------------------+
  353. The number of spaces associated with a single tab length. Does not affect ``\t`` in text tags, only indent tags.
  354. ----
  355. .. _class_RichTextLabel_property_text:
  356. - :ref:`String<class_String>` **text**
  357. +-----------+-----------------+
  358. | *Default* | ``""`` |
  359. +-----------+-----------------+
  360. | *Setter* | set_text(value) |
  361. +-----------+-----------------+
  362. | *Getter* | get_text() |
  363. +-----------+-----------------+
  364. The raw text of the label.
  365. When set, clears the tag stack and adds a raw text tag to the top of it. Does not parse BBCodes. Does not modify :ref:`bbcode_text<class_RichTextLabel_property_bbcode_text>`.
  366. ----
  367. .. _class_RichTextLabel_property_visible_characters:
  368. - :ref:`int<class_int>` **visible_characters**
  369. +-----------+-------------------------------+
  370. | *Default* | ``-1`` |
  371. +-----------+-------------------------------+
  372. | *Setter* | set_visible_characters(value) |
  373. +-----------+-------------------------------+
  374. | *Getter* | get_visible_characters() |
  375. +-----------+-------------------------------+
  376. The restricted number of characters to display in the label. If ``-1``, all characters will be displayed.
  377. Method Descriptions
  378. -------------------
  379. .. _class_RichTextLabel_method_add_image:
  380. - void **add_image** **(** :ref:`Texture<class_Texture>` image, :ref:`int<class_int>` width=0, :ref:`int<class_int>` height=0 **)**
  381. Adds an image's opening and closing tags to the tag stack, optionally providing a ``width`` and ``height`` to resize the image.
  382. If ``width`` or ``height`` is set to 0, the image size will be adjusted in order to keep the original aspect ratio.
  383. ----
  384. .. _class_RichTextLabel_method_add_text:
  385. - void **add_text** **(** :ref:`String<class_String>` text **)**
  386. Adds raw non-BBCode-parsed text to the tag stack.
  387. ----
  388. .. _class_RichTextLabel_method_append_bbcode:
  389. - :ref:`Error<enum_@GlobalScope_Error>` **append_bbcode** **(** :ref:`String<class_String>` bbcode **)**
  390. Parses ``bbcode`` and adds tags to the tag stack as needed. Returns the result of the parsing, :ref:`@GlobalScope.OK<class_@GlobalScope_constant_OK>` if successful.
  391. ----
  392. .. _class_RichTextLabel_method_clear:
  393. - void **clear** **(** **)**
  394. Clears the tag stack and sets :ref:`bbcode_text<class_RichTextLabel_property_bbcode_text>` to an empty string.
  395. ----
  396. .. _class_RichTextLabel_method_get_content_height:
  397. - :ref:`int<class_int>` **get_content_height** **(** **)** |const|
  398. Returns the height of the content.
  399. ----
  400. .. _class_RichTextLabel_method_get_line_count:
  401. - :ref:`int<class_int>` **get_line_count** **(** **)** |const|
  402. Returns the total number of newlines in the tag stack's text tags. Considers wrapped text as one line.
  403. ----
  404. .. _class_RichTextLabel_method_get_total_character_count:
  405. - :ref:`int<class_int>` **get_total_character_count** **(** **)** |const|
  406. Returns the total number of characters from text tags. Does not include BBCodes.
  407. ----
  408. .. _class_RichTextLabel_method_get_v_scroll:
  409. - :ref:`VScrollBar<class_VScrollBar>` **get_v_scroll** **(** **)**
  410. Returns the vertical scrollbar.
  411. ----
  412. .. _class_RichTextLabel_method_get_visible_line_count:
  413. - :ref:`int<class_int>` **get_visible_line_count** **(** **)** |const|
  414. Returns the number of visible lines.
  415. ----
  416. .. _class_RichTextLabel_method_install_effect:
  417. - void **install_effect** **(** :ref:`Variant<class_Variant>` effect **)**
  418. Installs a custom effect. ``effect`` should be a valid :ref:`RichTextEffect<class_RichTextEffect>`.
  419. ----
  420. .. _class_RichTextLabel_method_newline:
  421. - void **newline** **(** **)**
  422. Adds a newline tag to the tag stack.
  423. ----
  424. .. _class_RichTextLabel_method_parse_bbcode:
  425. - :ref:`Error<enum_@GlobalScope_Error>` **parse_bbcode** **(** :ref:`String<class_String>` bbcode **)**
  426. The assignment version of :ref:`append_bbcode<class_RichTextLabel_method_append_bbcode>`. Clears the tag stack and inserts the new content. Returns :ref:`@GlobalScope.OK<class_@GlobalScope_constant_OK>` if parses ``bbcode`` successfully.
  427. ----
  428. .. _class_RichTextLabel_method_parse_expressions_for_values:
  429. - :ref:`Dictionary<class_Dictionary>` **parse_expressions_for_values** **(** :ref:`PoolStringArray<class_PoolStringArray>` expressions **)**
  430. Parses BBCode parameter ``expressions`` into a dictionary.
  431. ----
  432. .. _class_RichTextLabel_method_pop:
  433. - void **pop** **(** **)**
  434. Terminates the current tag. Use after ``push_*`` methods to close BBCodes manually. Does not need to follow ``add_*`` methods.
  435. ----
  436. .. _class_RichTextLabel_method_push_align:
  437. - void **push_align** **(** :ref:`Align<enum_RichTextLabel_Align>` align **)**
  438. Adds an ``[align]`` tag based on the given ``align`` value. See :ref:`Align<enum_RichTextLabel_Align>` for possible values.
  439. ----
  440. .. _class_RichTextLabel_method_push_bold:
  441. - void **push_bold** **(** **)**
  442. Adds a ``[font]`` tag with a bold font to the tag stack. This is the same as adding a ``[b]`` tag if not currently in a ``[i]`` tag.
  443. ----
  444. .. _class_RichTextLabel_method_push_bold_italics:
  445. - void **push_bold_italics** **(** **)**
  446. Adds a ``[font]`` tag with a bold italics font to the tag stack.
  447. ----
  448. .. _class_RichTextLabel_method_push_cell:
  449. - void **push_cell** **(** **)**
  450. Adds a ``[cell]`` tag to the tag stack. Must be inside a ``[table]`` tag. See :ref:`push_table<class_RichTextLabel_method_push_table>` for details.
  451. ----
  452. .. _class_RichTextLabel_method_push_color:
  453. - void **push_color** **(** :ref:`Color<class_Color>` color **)**
  454. Adds a ``[color]`` tag to the tag stack.
  455. ----
  456. .. _class_RichTextLabel_method_push_font:
  457. - void **push_font** **(** :ref:`Font<class_Font>` font **)**
  458. Adds a ``[font]`` tag to the tag stack. Overrides default fonts for its duration.
  459. ----
  460. .. _class_RichTextLabel_method_push_indent:
  461. - void **push_indent** **(** :ref:`int<class_int>` level **)**
  462. Adds an ``[indent]`` tag to the tag stack. Multiplies ``level`` by current :ref:`tab_size<class_RichTextLabel_property_tab_size>` to determine new margin length.
  463. ----
  464. .. _class_RichTextLabel_method_push_italics:
  465. - void **push_italics** **(** **)**
  466. Adds a ``[font]`` tag with a italics font to the tag stack. This is the same as adding a ``[i]`` tag if not currently in a ``[b]`` tag.
  467. ----
  468. .. _class_RichTextLabel_method_push_list:
  469. - void **push_list** **(** :ref:`ListType<enum_RichTextLabel_ListType>` type **)**
  470. Adds a ``[list]`` tag to the tag stack. Similar to the BBCodes ``[ol]`` or ``[ul]``, but supports more list types. Not fully implemented!
  471. ----
  472. .. _class_RichTextLabel_method_push_meta:
  473. - void **push_meta** **(** :ref:`Variant<class_Variant>` data **)**
  474. Adds a ``[meta]`` tag to the tag stack. Similar to the BBCode ``[url=something]{text}[/url]``, but supports non-:ref:`String<class_String>` metadata types.
  475. ----
  476. .. _class_RichTextLabel_method_push_mono:
  477. - void **push_mono** **(** **)**
  478. Adds a ``[font]`` tag with a monospace font to the tag stack.
  479. ----
  480. .. _class_RichTextLabel_method_push_normal:
  481. - void **push_normal** **(** **)**
  482. Adds a ``[font]`` tag with a normal font to the tag stack.
  483. ----
  484. .. _class_RichTextLabel_method_push_strikethrough:
  485. - void **push_strikethrough** **(** **)**
  486. Adds a ``[s]`` tag to the tag stack.
  487. ----
  488. .. _class_RichTextLabel_method_push_table:
  489. - void **push_table** **(** :ref:`int<class_int>` columns **)**
  490. Adds a ``[table=columns]`` tag to the tag stack.
  491. ----
  492. .. _class_RichTextLabel_method_push_underline:
  493. - void **push_underline** **(** **)**
  494. Adds a ``[u]`` tag to the tag stack.
  495. ----
  496. .. _class_RichTextLabel_method_remove_line:
  497. - :ref:`bool<class_bool>` **remove_line** **(** :ref:`int<class_int>` line **)**
  498. Removes a line of content from the label. Returns ``true`` if the line exists.
  499. The ``line`` argument is the index of the line to remove, it can take values in the interval ``[0, get_line_count() - 1]``.
  500. ----
  501. .. _class_RichTextLabel_method_scroll_to_line:
  502. - void **scroll_to_line** **(** :ref:`int<class_int>` line **)**
  503. Scrolls the window's top line to match ``line``.
  504. ----
  505. .. _class_RichTextLabel_method_set_table_column_expand:
  506. - void **set_table_column_expand** **(** :ref:`int<class_int>` column, :ref:`bool<class_bool>` expand, :ref:`int<class_int>` ratio **)**
  507. Edits the selected column's expansion options. If ``expand`` is ``true``, the column expands in proportion to its expansion ratio versus the other columns' ratios.
  508. For example, 2 columns with ratios 3 and 4 plus 70 pixels in available width would expand 30 and 40 pixels, respectively.
  509. If ``expand`` is ``false``, the column will not contribute to the total ratio.
  510. .. |virtual| replace:: :abbr:`virtual (This method should typically be overridden by the user to have any effect.)`
  511. .. |const| replace:: :abbr:`const (This method has no side effects. It doesn't modify any of the instance's member variables.)`
  512. .. |vararg| replace:: :abbr:`vararg (This method accepts any number of arguments after the ones described here.)`