Questions tagged [rhandsontable]
RHandsontable is a data grid component with an Excel-like appearance
rhandsontable
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How to conditionally deactivate or remove selection items in the rhandsontable context menu?
In running the below simplified code, the user can add or remove table rows by right-clicking on a row which, through the rhandsontable package context menu, generates a pop-up of action choices. In ...
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Why is the calculated column not updated after submitting values?
I have a data.table with following four columns:
col1 = as.numeric(0),
col2 = as.numeric(0),
col3 = as.numeric(0),
col4 = as.numeric(0)
In case of !is.na(df$col2) OR df$col2 != 0
col4 = col2 + col3
...
- 83
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2
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60
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How to add a dropdown menu to a single row in a table rendered with rhandsontable while other rows contain numeric values?
In the below R Shiny code, I am trying to add a dropdown menu to only the last row of the table rendered with rhandsontable. Note that the table is expandable by the user, column-wise, via the action ...
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Data table is getting blurred on Shiny dashboard
I have the shiny app with two data tables "DF1010" and its derivative "DF1010_2" reactive by SelectInput(). The code appears to have no bugs. But when I run it, I am encountering ...
- 83
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managing empty dateRangeInput()
The shiny app is forced to disappear when dateRangeInput() in "choice 1" and "choice 3" of selectInput() is manually made empty. Otherwise the code is working well. What should be ...
- 83
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56
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making a data frame reactive to SelectInput()
I have two data frames df and df2. As per code below df2 should contain data from df when filtered by dateRangeInput(). However, df2 is not reacting to a selected date range when new rows added to df....
- 83
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data filtering based on dateRangeInput()
I have two data frames "df" and "df2". I want data of the "df" to be rearranged as the "df2" by a selected date range in dateRangeInput(). However, it is simply ...
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How to dynamically set number of decimal places using rhandsontable?
In the below MWE code I'm trying to have a user input (deciInputs) set the number of decimal places rendered in the rhandsontable table. As the code is drafted, strangely, a user input of 0 renders 1 ...
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24
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How can I set a single cell to `date` format using rhandsontable?
Usin the {rhandsontable} package it's possible to create a table where date columns include a dropdown for each cell, both providing a slick UI and validation of user inputs.
I want to set a single ...
- 2,658
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When rendering one table in a conditional panel, why is it required that another unrelated table in the App be clicked on first?
In running the below example R Shiny code, the "parentTbl" table is presented at the top of the window, and second table "childTbl" should be rendered by the user checking the ...
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Edit RHandsonTable After Uploading a File
I've built an R-shiny application that allows users to either manually type data into an RHandsonTable or to upload a csv file. Independently, these work just fine. However, I'm unable to get changes ...
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51
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How to ignore user inputs that would otherwise cause R Shiny App to crash?
The below R Shiny code works as intended. The user inputs values into a parent table "parentTbl", and the user can then alter the shape of the resulting line (creating a curve) by inputting ...
- 1,957
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2
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73
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How to highlight an entire row based on a condition?
I want to highlight all rows in a rhandsontable that meet a certain condition.
Unfortunately, I have found neither an option nor a suggested solution for this on the net.
Here is my reproducible ...
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How to insert 'dropdownMenu' in 'rhandsontable'?
The JavaScript library Handsontable has the 'dropdownMenu' option, which allows displaying an icon in the column headers and opening a dropdown menu with various options.
I know this can be achieved ...
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How to watch for a trigger event and apply a condition in R Shiny without using an observer?
In running the below R Shiny code, the user changing the sliderInput() (object input$periods) resets all of the variable user input tables called "X/Y child tables" as shown in the code with ...
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