Functions

These functions are provided to be used anywhere in the code as needed.

Error Display Functions

You can display errors on the screen using the following two methods:

• The error function utilizes showDialog to display the error on the screen using an ErrorDialog.
• The errorToast function uses a toast to display the error on the screen.

Toast

Toast can be used to show a snackbar with a message.

toast(context: context, message: 'Hello User.');

Parameters:

• context
  • required BuildContext
  • the build context of the current widget
• title
  • String
  • title text of the snackbar
• message
  • required String
  • message to show as text
• icon
  • Icon
  • The icon to add in the snackbar
• duration
  • Duration
  • how long does the snackbar shows?
  • default: const Duration(seconds: 8)
• onTap
  • Function(Function)
  • on tap function
• error
  • bool
  • is it an error message?
• hideCloseButton
  • bool
  • default: false
• backgroundColor
  • Color
• foregroundColor
  • Color
• runSpacing
  • double
  • default: 12
  • spacing between the icon and the message

confirm

The confirm is a prompt that will let the user choose from yes or no.

final re = await confirm(
    context: context,
    title: 'Delete Account',
    message: 'Are you sure you want to delete your account?'
);

The re in the example will be a nullable bool. If re is true means user chooses yes. If false means user chooses no. If null means neither user chooses yes nor no.

Parameters:

• [required] BuildContext context
• [required] String title
  • title of the message
• [required] String message
  • Add the question or confirmation message here.

input

The input function can be used to ask for an input from user.

final re = await input(
    context: context,
    title: 'Name',
    subtitle: 'Enter your lovely name',
    hintText: 'Last Name, First Name',
);

Parameters:

• [required] BuildContext context
• [required] String title
  • The title of the prompt
• String subtitle
  • The subtitle or additional info for input box
• [required] String hintText
  • hintText for the input box
• String initialValue
  • the default input value