the message to display
the message id, usefull when you display multiple messages at the same time, but want to close only one.
if message is not a non empty string
// display a waiting overlay, making the app unavailable for user as long it is displayed
const messageId = JMap.Application.Message.displayWaitingOverlay("Please wait, processing data")
// NG app is now unavailable for the user
// You can do some asynchronous processing
myAsyncProcess()
.then(() => {
// close the waiting overlay
JMap.Application.Message.closeWaitingOverlay(messageId)
// NG App is now available again
JMap.Application.Message.success("The process was successfully completed")
})
.catch(error => {
// close the waiting overlay
JMap.Application.Message.closeWaitingOverlay(messageId)
// NG App is now available again
console.error(error)
JMap.Application.Message.error("An error has occurred while processing")
})
JMap.Application.Message.displayWaitingOverlay
Opens an overlay panel that displays your message and a loading bar.
User cannot hide or close this overlay, it aims to avoid user interactions while you are doing an async processing.
If overlay is already displaying a previous message, it will display only the new message and hide the previous message (until you close the new message).
Overlay is displayed all the time until you call the method JMap.Application.Message.closeWaitingOverlay.
This method is used to close one or more messages: