AlertViewController | show image above the alert title | DevOps library
kandi X-RAY | AlertViewController Summary
kandi X-RAY | AlertViewController Summary
Adds ability to display UIImage above the title label of UIAlertController. Functionality is achieved by adding “\n” characters to title, to make space for UIImageView to be added to UIAlertController.view. Set title as normal but when retrieving value use originalTitle property.
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AlertViewController Examples and Code Snippets
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QUESTION
I want to print the text of the Button of that particular tableViewCell when it is clicked. And also notice that the click will also dismiss the view. Please help me to solve this issue
The below is the code that I have tried:
...ANSWER
Answered 2021-May-07 at 14:38Set up your FlagTableViewCell with a button that has no action attached to it, but with an IBOutlet. Let's call it flagCellButton
.
In your tableView(_:cellForRowAt:)
method,
Dequeue a cell and cast it to the FlagTableViewCell
type as you are doing now. Then call removeTarget(_:action:for:)
on the flagCellButton, passing in nil for target and action, and .touchUpInside
as the control event. (This cleans up any actions from a recycled cell.)
Call cell.flagCellButton.addTarget(_:action:for:)
to add an IBAction from your view controller on the cell.
Set up your IBAction to expect the sender to be of type UIButton. In that IBAction, fetch the title of the sender, and pass that title to the new view controller, then dismiss the current view controller.
Edit:Note that if you set up your app to require iOS >= v 14, you can use the new methods in UIControl
that let you attach a UIAction
to a button/control instead of a target/action. The advantage of a UIAction
is that it takes a closure rather than a selector, so you can provide the code in-line rather than having to define an IBAction method in your view controller. You'd use a similar approach of removing the old `UIAction from the button and adding a new one.
QUESTION
I have an alert in my app where I put a textfield. The user can use it to add some values in an array. However I want all the values to be different. So if a user inserts an existing value, I want the textfield to be cleared and present a different placeholder text telling the user to insert a new value.
This is what I'm doing now:
...ANSWER
Answered 2020-Dec-11 at 15:36The solution is actually quite simple: don't use UIAlertController. It's just a specialized presented view controller, and you don't get much control over how it looks or behaves; in particular, it dismisses when a button is tapped, which is not what you want. So just use a custom presented view controller where you have the kind of control you're after.
QUESTION
I am not using any using Navigation controller to present a view controller . In that view controller i am using a NSTimer to dismiss the view controller after a particular time. I am also using an AlertViewController to show an alert that the time is over. But after that time only AlertViewController dismisses not the Actual View Controller. The code is as below:
...ANSWER
Answered 2020-Sep-15 at 03:13A) Simply by using the code i am able to dismiss the presenting view controller:
QUESTION
I have a PublishSubject
in a ViewController. And I subscribe to it, so when it emits an event - I show the UIAlertViewController.
ANSWER
Answered 2020-Aug-18 at 09:20Found the problem, if anyone faces such situation.
In section header view I initiated disposeBag
as constant and thought that everything else is handled by RxSwift itself when the view is deinited.
So I updated the view to:
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