R带有反应过滤器的可编辑表格-使用表格编辑更新过滤器
编辑:这是原始问题的解决方案。我在搜索堆栈和其他部分后发现了它,在一个博客上发现了持久性过滤器。愿任何发现这一切的人永远不会像我一样痛苦R带有反应过滤器的可编辑表格-使用表格编辑更新过滤器,r,shiny,dt,handsontable,R,Shiny,Dt,Handsontable,编辑:这是原始问题的解决方案。我在搜索堆栈和其他部分后发现了它,在一个博客上发现了持久性过滤器。愿任何发现这一切的人永远不会像我一样痛苦 source_data <- iris %>% mutate(Species = as.factor(Species)) source_data$Date <- Sys.time() + seq_len(nrow(source_data)) # default global search value if (!exists(&
source_data <-
iris %>%
mutate(Species = as.factor(Species))
source_data$Date <- Sys.time() + seq_len(nrow(source_data))
# default global search value
if (!exists("default_search")) default_search <- ""
# default column search values
if (!exists("default_search_columns")) default_search_columns <- NULL
shinyApp(
ui = fluidPage(
DT::dataTableOutput('dataTable')
),
server = function(input, output, session) {
reactive_values <- reactiveValues(source_data = NULL)
observe({
reactive_values$source_data <- source_data
})
output$dataTable <- DT::renderDataTable(
reactive_values$source_data,
editable = list(target = "cell", disable = list(columns = c(1, 2))),
filter = "top",
selection = 'none',
options = list(
scrollX = TRUE,
stateSave = FALSE,
searchCols = default_search_columns,
search = list(
regex = FALSE,
caseInsensitive = FALSE,
search = default_search
)
)
)
proxy <- dataTableProxy('dataTable')
observe({
input$dataTable_cell_edit
# when it updates, save the search strings so they're not lost
isolate({
# update global search and column search strings
default_search <- input$dataTable_search
default_search_columns <- c("", input$dataTable_search_columns)
# update the search terms on the proxy table (see below)
proxy %>%
updateSearch(keywords =
list(global = default_search,
columns = default_search_columns))
})
})
observeEvent(input$dataTable_cell_edit, {
info = input$dataTable_cell_edit
str(info)
i <- info$row
j <- info$col
v <- info$value
reactive_values$source_data[i, j] <<- DT:::coerceValue(v, reactive_values$source_data[i, j])
source_data[i, j] <<- DT:::coerceValue(v, reactive_values$source_data[i, j])
replaceData(proxy, source_data, resetPaging = FALSE, rownames = FALSE)
})
}
)
源数据%
突变(物种=因子(物种))
source_data$Date也许您正在寻找此
### DT updates filters
shinyApp(
ui = fluidPage(
DT::dataTableOutput('x1')
),
server = function(input, output, session) {
dfx <- reactiveValues(data=NULL)
observe({
x <- iris
x$Date = Sys.time() + seq_len(nrow(x))
dfx$data <- x
})
output$x1 = renderDT(dfx$data, editable = TRUE, filter = "top", selection = 'none', rownames = FALSE)
#proxy = dataTableProxy('x1')
observeEvent(input$x1_cell_edit, {
info = input$x1_cell_edit
str(info)
i = info$row
j = info$col + 1
v = info$value
dfx$data[i, j] <<- DT:::coerceValue(v, dfx$data[i, j])
#replaceData(proxy, x, resetPaging = FALSE, rownames = FALSE)
})
}
)
###DT更新过滤器
shinyApp(
ui=fluidPage(
DT::dataTableOutput('x1')
),
服务器=功能(输入、输出、会话){
dfx是的,事实上,前几天晚上我已经得到了这个答案。但这并不是全部。当更改值时,过滤器会刷新。但我也发现了这一点。感谢您的支持。
# library(tidyverse)
# library(shiny)
# library(rhandsontable)
# install.packages("remotes")
# library(remotes)
# remotes::install_github("daqana/dqshiny")
# library(dqshiny)
shinyApp(
ui = fluidPage(
dq_handsontable_output("randomTable", 9L)
),
server = function(input, output, session) {
hw <- c("Hello", "my", "funny", "world!")
data <- data.frame(A = rep(hw, 500), B = hw[c(2,3,4,1)],
C = 1:500, D = Sys.Date() - 0:499, stringsAsFactors = FALSE)
dq_render_handsontable(
"randomTable",
data = data,
width_align = TRUE,
filters = c("Select"),
table_param =
list(
height = 800,
readOnly = TRUE,
stretchH = "all",
highlightCol = TRUE,
highlightRow = TRUE
),
col_param =
list(
list(col = c("A", "B"), readOnly = FALSE, colWidths = "100%"),
list(col = c("C", "D"), colWidths = 300)
),
horizontal_scroll = TRUE
)
}
)
shinyApp(
ui = fluidPage(
rHandsontableOutput("randomTable")
),
server = function(input, output, session) {
hw <- c("Hello", "my", "funny", "world!")
data <- data.frame(
A = rep(hw, 500),
B = hw[c(2, 3, 4, 1)],
C = 1:500,
D = Sys.Date() - 0:499,
stringsAsFactors = FALSE
)
output$randomTable <- renderRHandsontable({
data %>%
rhandsontable(
height = 800,
readOnly = TRUE,
stretchH = "all",
colWidths = "100%"
) %>%
hot_col(c("A", "B"), readOnly = FALSE) %>%
hot_col(c("C", "D"), colWidths = 300) %>%
hot_table(highlightCol = TRUE, highlightRow = TRUE)
})
}
)
### DT updates filters
shinyApp(
ui = fluidPage(
DT::dataTableOutput('x1')
),
server = function(input, output, session) {
dfx <- reactiveValues(data=NULL)
observe({
x <- iris
x$Date = Sys.time() + seq_len(nrow(x))
dfx$data <- x
})
output$x1 = renderDT(dfx$data, editable = TRUE, filter = "top", selection = 'none', rownames = FALSE)
#proxy = dataTableProxy('x1')
observeEvent(input$x1_cell_edit, {
info = input$x1_cell_edit
str(info)
i = info$row
j = info$col + 1
v = info$value
dfx$data[i, j] <<- DT:::coerceValue(v, dfx$data[i, j])
#replaceData(proxy, x, resetPaging = FALSE, rownames = FALSE)
})
}
)