Add removeToast

DESCRIPTION

@@ -11,7 +11,7 @@ License: MIT + file LICENSE
 LazyData: true
 Depends:
     R (>= 3.1.2)
-RoxygenNote: 7.1.0
+RoxygenNote: 7.1.1
 Encoding: UTF-8
 Suggests:
     knitr,

NAMESPACE

@@ -5,6 +5,7 @@ export(feedbackDanger)
 export(feedbackSuccess)
 export(feedbackWarning)
 export(hideFeedback)
+export(hideToast)
 export(loadingButton)
 export(resetLoadingButton)
 export(showFeedback)

R/hideToast.R

@@ -0,0 +1,28 @@
+
+
+#' Hide existing toast messages
+#'
+#' @param animate a logical indicating whether to remove the toast message(s) instantly or use its \code{hideMethod} with animations to remove (Default).
+#' @param session the Shiny session. Defaults to \code{shiny::getDefaultReactiveDomain()}.
+#'
+#' @export
+#'
+#' @importFrom shiny getDefaultReactiveDomain
+#'
+#' @return `invisible()`
+#'
+hideToast <- function(
+  animate = TRUE,
+  session = shiny::getDefaultReactiveDomain()
+) {
+
+  session$sendCustomMessage(
+    type = "hide_toastr",
+    message = list(
+      'animate' = animate
+    )
+  )
+
+  invisible()
+}
+

R/showToast.R

@@ -9,6 +9,7 @@
 #' @param type length 1 character vector.  Valid values are "success", "error", "warning", and "info"
 #' @param message the toast message
 #' @param title the toast title.  Defaults to \code{NULL}
+#' @param keepVisible a logical. If \code{TRUE}, the toast notification will remain visible until removed with \code{\link{hideToast}}. If \code{FALSE}, the default, the toast will automatically hide once the "showDuration" option has elapsed.
 #' @param .options other options to pass to the \code{toastr} JavaScript library.  See 
 #' \url{https://codeseven.github.io/toastr/demo.html} for a full demo of options.
 #' @param session the Shiny session.  Defaults to \code{shiny::getDefaultReactiveDomain()}.
@@ -23,6 +24,7 @@ showToast <- function(
   type, 
   message,
   title = NULL,
+  keepVisible = FALSE,
   .options = list(
     positionClass = "toast-bottom-center",
     progressBar = TRUE,
@@ -43,6 +45,11 @@ showToast <- function(
   session = shiny::getDefaultReactiveDomain()
 ) {
 
+  if (isTRUE(keepVisible)) {
+    .options$timeOut <- 0
+    .options$extendedTimeOut <- 0
+  }
+
   session$sendCustomMessage(
     type = "toastr",
     message = list(

inst/assets/toastr/js/shinytoastr.js

@@ -10,3 +10,16 @@ Shiny.addCustomMessageHandler(
     );
   }
 );
+
+Shiny.addCustomMessageHandler(
+  "hide_toastr",
+  function(message) {
+
+    if (message.animate) {
+      toastr.clear();
+    } else {
+      toastr.remove();
+    }
+
+  }
+);

inst/examples/supported_inputs_app/server.R

@@ -119,6 +119,13 @@ function(input, output, session) {
   })
 
 
+  observeEvent(input$removeToast, {
+    hideToast()
+  })
+  observeEvent(input$removeToastASAP, {
+    hideToast(animate = FALSE)
+  })
+
 
   observeEvent(input$mySelectizeInput, {
 

inst/examples/supported_inputs_app/ui.R

@@ -79,6 +79,18 @@ fluidPage(
       class = "btn btn-danger",
       loadingSpinner = "cog",
       loadingLabel = "Cancelling..."
+    ),
+    br(),
+    h2("Remove Toast"),
+    actionButton(
+      "removeToast",
+      "Remove Toast",
+      icon = icon("trash-o")
+    ),
+    actionButton(
+      "removeToastASAP",
+      "Remove Toast ASAP",
+      icon = icon("trash-o")
     )
 
   ),