R 数据表模式可编辑-限制特定列和行
我想限制datatable中列和行的可编辑模式。 目前,在这个最小的示例中,我只能编辑特定的列,但它不适用于限制行(不允许行1到5) 有人有主意吗 谢谢你提前通知R 数据表模式可编辑-限制特定列和行,r,shiny,dt,R,Shiny,Dt,我想限制datatable中列和行的可编辑模式。 目前,在这个最小的示例中,我只能编辑特定的列,但它不适用于限制行(不允许行1到5) 有人有主意吗 谢谢你提前通知 library(shiny) library(DT) shinyApp( ui = fluidPage(DTOutput('tbl')), server = function(input, output) { output$tbl = renderDT( datatable(data = iris,
library(shiny)
library(DT)
shinyApp(
ui = fluidPage(DTOutput('tbl')),
server = function(input, output) {
output$tbl = renderDT(
datatable(data = iris,
options = list(lengthChange = FALSE),
editable = list(target = 'column', disable = list(columns = c(1:3), rows = c(1:5))))
)
}
)
您可以根据我提供的链接修改代码,如下所示
library(shiny)
library(DT)
disabled_rows = paste0("'", paste0("row", c(1,2,3)), "'") ### disabled rows are listed here
rowCallback <- c(
"function(row, data, displayNum, displayIndex){",
sprintf(" var indices = [%s];", toString(disabled_rows)),
" if(indices.indexOf($(row).attr('id')) > - 1){",
" $(row).find('td').addClass('notselectable').css({'background-color': '#eee', 'color': '#bbb'});",
" }",
"}"
)
get_selected_rows <- c(
"var id = $(table.table().node()).closest('.datatables').attr('id');",
"table.on('click', 'tbody', function(){",
" setTimeout(function(){",
" var indexes = table.rows({selected:true}).indexes();",
" var indices = Array(indexes.length);",
" for(var i = 0; i < indices.length; ++i){",
" indices[i] = indexes[i];",
" }",
" Shiny.setInputValue(id + '_rows_selected', indices);",
" }, 0);",
"});"
)
drag_selection <- c(
"var dt = table.table().node();",
"$(dt).selectable({",
" distance : 10,",
" selecting: function(evt, ui){",
" $(this).find('tbody tr').each(function(i){",
" if($(this).hasClass('ui-selecting')){",
" table.row(i).select();",
" }",
" });",
" }",
"}).on('dblclick', function(){table.rows().deselect();});"
)
dat <- iris
dat$ID <- paste0("row", 1:nrow(iris))
rowNames <- TRUE
colIndex <- as.integer(rowNames)
shinyApp(
ui = fluidPage(DTOutput('tbl')),
server = function(input, output, session) {
### disable selected rows only
# output$tbl <- renderDT({
#
# datatable(
# dat,
# rownames = rowNames,
# callback = JS(get_selected_rows),
# class = 'hover row-border order-column',
# options = list(
# rowId = JS(sprintf("function(data){return data[%d];}",
# ncol(dat)-1+colIndex)),
# rowCallback = JS(rowCallback),
# select = list(style = "multi", selector = "td:not(.notselectable)")
# ),
# extensions = "Select", selection = 'none'
# )
# }, server = TRUE)
### disable selected rows and columns
output$tbl <- renderDT({
datatable(
dat,
rownames = rowNames,
callback = JS(get_selected_rows),
class = 'hover row-border order-column',
options = list(
lengthChange = FALSE,
rowId = JS(sprintf("function(data){return data[%d];}",
ncol(dat)-1+colIndex)),
rowCallback = JS(rowCallback),
select = list(style = "multi", selector = "td:not(.notselectable)")
),
extensions = "Select",
editable = list(target = 'column', disable = list(columns = c(2:3) )), selection = 'none',
)
}, server = TRUE)
### disable selected columns only
# output$tbl = renderDT(
# datatable(data = iris,
# options = list(lengthChange = FALSE),
# #extensions = "Select", selection = 'none',
# editable = list(target = 'column', disable = list( columns = c(2:3) )) )
# )
}
)
库(闪亮)
图书馆(DT)
disabled#u rows=paste0(“”,paste0(“row”,c(1,2,3)),“”))。##这里列出了禁用的行
rowCallback您可以根据我提供的链接修改代码,如下所示
library(shiny)
library(DT)
disabled_rows = paste0("'", paste0("row", c(1,2,3)), "'") ### disabled rows are listed here
rowCallback <- c(
"function(row, data, displayNum, displayIndex){",
sprintf(" var indices = [%s];", toString(disabled_rows)),
" if(indices.indexOf($(row).attr('id')) > - 1){",
" $(row).find('td').addClass('notselectable').css({'background-color': '#eee', 'color': '#bbb'});",
" }",
"}"
)
get_selected_rows <- c(
"var id = $(table.table().node()).closest('.datatables').attr('id');",
"table.on('click', 'tbody', function(){",
" setTimeout(function(){",
" var indexes = table.rows({selected:true}).indexes();",
" var indices = Array(indexes.length);",
" for(var i = 0; i < indices.length; ++i){",
" indices[i] = indexes[i];",
" }",
" Shiny.setInputValue(id + '_rows_selected', indices);",
" }, 0);",
"});"
)
drag_selection <- c(
"var dt = table.table().node();",
"$(dt).selectable({",
" distance : 10,",
" selecting: function(evt, ui){",
" $(this).find('tbody tr').each(function(i){",
" if($(this).hasClass('ui-selecting')){",
" table.row(i).select();",
" }",
" });",
" }",
"}).on('dblclick', function(){table.rows().deselect();});"
)
dat <- iris
dat$ID <- paste0("row", 1:nrow(iris))
rowNames <- TRUE
colIndex <- as.integer(rowNames)
shinyApp(
ui = fluidPage(DTOutput('tbl')),
server = function(input, output, session) {
### disable selected rows only
# output$tbl <- renderDT({
#
# datatable(
# dat,
# rownames = rowNames,
# callback = JS(get_selected_rows),
# class = 'hover row-border order-column',
# options = list(
# rowId = JS(sprintf("function(data){return data[%d];}",
# ncol(dat)-1+colIndex)),
# rowCallback = JS(rowCallback),
# select = list(style = "multi", selector = "td:not(.notselectable)")
# ),
# extensions = "Select", selection = 'none'
# )
# }, server = TRUE)
### disable selected rows and columns
output$tbl <- renderDT({
datatable(
dat,
rownames = rowNames,
callback = JS(get_selected_rows),
class = 'hover row-border order-column',
options = list(
lengthChange = FALSE,
rowId = JS(sprintf("function(data){return data[%d];}",
ncol(dat)-1+colIndex)),
rowCallback = JS(rowCallback),
select = list(style = "multi", selector = "td:not(.notselectable)")
),
extensions = "Select",
editable = list(target = 'column', disable = list(columns = c(2:3) )), selection = 'none',
)
}, server = TRUE)
### disable selected columns only
# output$tbl = renderDT(
# datatable(data = iris,
# options = list(lengthChange = FALSE),
# #extensions = "Select", selection = 'none',
# editable = list(target = 'column', disable = list( columns = c(2:3) )) )
# )
}
)
库(闪亮)
图书馆(DT)
disabled#u rows=paste0(“”,paste0(“row”,c(1,2,3)),“”))。##这里列出了禁用的行
你可以从这里改写答案:你好,谢谢你的评论。不幸的是,我没有掌握JS语言。我不知道从哪里开始:你有主意吗?更改回调函数?您可以从这里调整答案:您好,谢谢您的评论。不幸的是,我没有掌握JS语言。我不知道从哪里开始:你有主意吗?更改回调函数?谢谢!但当我尝试这段代码时,我看到了颜色的变化(对于行1、2、3),但我可以编辑所有行。谢谢!但当我尝试这段代码时,我看到了颜色的变化(对于行1、2、3),但我可以编辑所有行。