## ----include = FALSE----------------------------------------------------------
knitr::opts_chunk$set(
  collapse = TRUE,
  warning = FALSE,
  comment = "#>"
)

## ----setup, message=FALSE-----------------------------------------------------
library(gtsummary)

tbl_regression_ex <-
  lm(age ~ grade + marker, trial) |> 
  tbl_regression() |> 
  bold_p(t = 0.5)

tbl_summary_ex <-
  trial |> 
  tbl_summary(by = trt, include = c(trt, age, grade, response))

## -----------------------------------------------------------------------------
tbl_summary_ex$table_body

## ----echo=FALSE---------------------------------------------------------------
dplyr::tribble(
  ~Column, ~Description,
  "column", "Column name from `.$table_body`",
  "hide", "Logical indicating whether the column is hidden in the output. This column is also scoped in `modify_header()` (and friends) to be used in a selecting environment",
  "align", "Specifies the alignment/justification of the column, e.g. 'center' or 'left'",
  "label", "Label that will be displayed (if column is displayed in output)",
  "interpret_label", "the {gt} function that is used to interpret the column label, `gt::md()` or `gt::html()`",
  "modify_stat_{*}", "any column beginning with `modify_stat_` is a statistic available to report in `modify_header()` (and others)",
  "modify_selector_{*}", "any column beginning with `modify_selector_` is a column that is scoped in `modify_header()` (and friends) to be used in a selecting environment"
) %>%
  gt::gt() %>%
  gt::fmt_markdown(columns = everything()) %>%
  gt::tab_options(
    table.font.size = "small",
    data_row.padding = gt::px(1),
    summary_row.padding = gt::px(1),
    grand_summary_row.padding = gt::px(1),
    footnotes.padding = gt::px(1),
    source_notes.padding = gt::px(1),
    row_group.padding = gt::px(1)
  )

## ----echo=FALSE---------------------------------------------------------------
dplyr::tribble(
  ~Column, ~Description,
  "column", "Column name from `.$table_body`",
  "footnote", "string containing footnote to add to column/row",
  "text_interpret", "the {gt} function that is used to interpret the source note, `gt::md()` or `gt::html()`",
  "replace", "logical indicating whether this footnote should replace any existing footnote in that header (TRUE) or be added to any existing (FALSE)",
  "remove", "logical indicating whether to remove all footnotes in the column header"
) %>%
  gt::gt() %>%
  gt::fmt_markdown(columns = everything()) %>%
  gt::tab_options(
    table.font.size = "small",
    data_row.padding = gt::px(1),
    summary_row.padding = gt::px(1),
    grand_summary_row.padding = gt::px(1),
    footnotes.padding = gt::px(1),
    source_notes.padding = gt::px(1),
    row_group.padding = gt::px(1)
  )

## ----echo=FALSE---------------------------------------------------------------
dplyr::tribble(
  ~Column, ~Description,
  "column", "Column name from `.$table_body`",
  "rows", "expression selecting rows in `.$table_body`, `NA` indicates to add footnote to header",
  "footnote", "string containing footnote to add to column/row",
  "text_interpret", "the {gt} function that is used to interpret the source note, `gt::md()` or `gt::html()`",
  "replace", "logical indicating whether this footnote should replace any existing footnote in that header (TRUE) or be added to any existing (FALSE)",
  "remove", "logical indicating whether to remove all footnotes in the column header",
) %>%
  gt::gt() %>%
  gt::fmt_markdown(columns = everything()) %>%
  gt::tab_options(
    table.font.size = "small",
    data_row.padding = gt::px(1),
    summary_row.padding = gt::px(1),
    grand_summary_row.padding = gt::px(1),
    footnotes.padding = gt::px(1),
    source_notes.padding = gt::px(1),
    row_group.padding = gt::px(1)
  )

## ----echo=FALSE---------------------------------------------------------------
dplyr::tribble(
  ~Column, ~Description,
  "level", "Integer specifying the spanning header level, similar to `gt::tab_spanner(level)`",
  "column", "Column name from `.$table_body`",
  "footnote", "string containing footnote to add to column/row",
  "text_interpret", "the {gt} function that is used to interpret the source note, `gt::md()` or `gt::html()`",
  "replace", "logical indicating whether this footnote should replace any existing footnote in that header (TRUE) or be added to any existing (FALSE)",
  "remove", "logical indicating whether to remove all footnotes in the column header",
) %>%
  gt::gt() %>%
  gt::fmt_markdown(columns = everything()) %>%
  gt::tab_options(
    table.font.size = "small",
    data_row.padding = gt::px(1),
    summary_row.padding = gt::px(1),
    grand_summary_row.padding = gt::px(1),
    footnotes.padding = gt::px(1),
    source_notes.padding = gt::px(1),
    row_group.padding = gt::px(1)
  )

## ----echo=FALSE---------------------------------------------------------------
dplyr::tribble(
  ~Column, ~Description,
  "column", "Optional column name from `.$table_body`. When present, the abbreviation is only printed when the column appears in the rendered table",
  "abbreviation", "string containing the abbreviation to add",
  "text_interpret", "the {gt} function that is used to interpret the source note, `gt::md()` or `gt::html()`",
) %>%
  gt::gt() %>%
  gt::fmt_markdown(columns = everything()) %>%
  gt::tab_options(
    table.font.size = "small",
    data_row.padding = gt::px(1),
    summary_row.padding = gt::px(1),
    grand_summary_row.padding = gt::px(1),
    footnotes.padding = gt::px(1),
    source_notes.padding = gt::px(1),
    row_group.padding = gt::px(1)
  )

## ----echo=FALSE---------------------------------------------------------------
dplyr::tribble(
  ~Column, ~Description,
  "id", "Integer idenitfying the source note",
  "source_note", "string containing the abbreviation to add",
  "text_interpret", "the {gt} function that is used to interpret the source note, `gt::md()` or `gt::html()`",
  "remove", "logical indicating whether the source note should be included or removed from final table"
) %>%
  gt::gt() %>%
  gt::fmt_markdown(columns = everything()) %>%
  gt::tab_options(
    table.font.size = "small",
    data_row.padding = gt::px(1),
    summary_row.padding = gt::px(1),
    grand_summary_row.padding = gt::px(1),
    footnotes.padding = gt::px(1),
    source_notes.padding = gt::px(1),
    row_group.padding = gt::px(1)
  )

## ----echo=FALSE---------------------------------------------------------------
dplyr::tribble(
  ~Column, ~Description,
  "column", "Column name from `.$table_body`",
  "rows", "expression selecting rows in `.$table_body`",
  "fmt_fun", "list of formatting/styling functions"
) %>%
  gt::gt() %>%
  gt::fmt_markdown(columns = everything()) %>%
  gt::tab_options(
    table.font.size = "small",
    data_row.padding = gt::px(1),
    summary_row.padding = gt::px(1),
    grand_summary_row.padding = gt::px(1),
    footnotes.padding = gt::px(1),
    source_notes.padding = gt::px(1),
    row_group.padding = gt::px(1)
  )

## ----echo=FALSE---------------------------------------------------------------
dplyr::tribble(
  ~Column, ~Description,
  "column", "Column name from `.$table_body`",
  "rows", "expression selecting rows in `.$table_body`",
  "format_type", "one of `c('bold', 'italic', 'indent')`",
  "undo_text_format", "logical indicating where the formatting indicated should be undone/removed."
) %>%
  gt::gt() %>%
  gt::fmt_markdown(columns = everything()) %>%
  gt::tab_options(
    table.font.size = "small",
    data_row.padding = gt::px(1),
    summary_row.padding = gt::px(1),
    grand_summary_row.padding = gt::px(1),
    footnotes.padding = gt::px(1),
    source_notes.padding = gt::px(1),
    row_group.padding = gt::px(1)
  )

## ----echo=FALSE---------------------------------------------------------------
dplyr::tribble(
  ~Column, ~Description,
  "column", "Column name from `.$table_body`",
  "rows", "expression selecting rows in `.$table_body`",
  "symbol", "string to replace missing values with, e.g. an em-dash"
) %>%
  gt::gt() %>%
  gt::fmt_markdown(columns = everything()) %>%
  gt::tab_options(
    table.font.size = "small",
    data_row.padding = gt::px(1),
    summary_row.padding = gt::px(1),
    grand_summary_row.padding = gt::px(1),
    footnotes.padding = gt::px(1),
    source_notes.padding = gt::px(1),
    row_group.padding = gt::px(1)
  )

## ----echo=FALSE---------------------------------------------------------------
dplyr::tribble(
  ~Column, ~Description,
  "column", "Column name from `.$table_body`",
  "rows", "expression selecting rows in `.$table_body`",
  "pattern", "glue pattern directing how to combine/merge columns. The merged columns will replace the column indicated in 'column'."
) %>%
  gt::gt() %>%
  gt::fmt_markdown(columns = everything()) %>%
  gt::tab_options(
    table.font.size = "small",
    data_row.padding = gt::px(1),
    summary_row.padding = gt::px(1),
    grand_summary_row.padding = gt::px(1),
    footnotes.padding = gt::px(1),
    source_notes.padding = gt::px(1),
    row_group.padding = gt::px(1)
  )

## -----------------------------------------------------------------------------
tbl_regression_ex$table_styling

## -----------------------------------------------------------------------------
tbl_regression_ex %>%
  getElement("table_body") %>%
  select(variable, row_type, label)

## ----eval = FALSE-------------------------------------------------------------
# print.gtsummary <- function(x) {
#   get_theme_element("pkgwide-str:print_engine") %>%
#     switch(
#       "gt" = as_gt(x),
#       "flextable" = as_flex_table(x),
#       "huxtable" = as_hux_table(x),
#       "kable_extra" = as_kable_extra(x),
#       "kable" = as_kable(x)
#     ) %>%
#     print()
# }

## -----------------------------------------------------------------------------
tbl_summary_ex$cards[["tbl_summary"]]