textfield - w3toppers.com

Can I have a textfield inside a label?

Use a ‘composite component’ by adding the required parts to a JPanel. E.G. import java.awt.FlowLayout; import javax.swing.*; class TimeBeforeClass { public static void main(String[] args) { SwingUtilities.invokeLater(new Runnable() { public void run() { JPanel gui = new JPanel(new FlowLayout(FlowLayout.LEFT, 3,3)); gui.add(new JLabel(“Open”)); gui.add(new JSpinner(new SpinnerNumberModel(15,0,20,1))); gui.add(new JLabel(“minutes before class”)); JOptionPane.showMessageDialog(null, gui); } }); } } … Read more

javascript to find leap year

It’s safer to use Date objects for datetime stuff, e.g. isLeap = new Date(year, 1, 29).getMonth() == 1 Since people keep asking about how exactly this works, it has to do with how JS calculates the date value from year-month-day (details here). Basically, it first calculates the first of the month and then adds N … Read more

Hide textfield blinking cursor

The basic idea is, that the cursor’s color is the same as the text’s color. So the first thing you do is make the text transparent, thus taking the cursor away with it. Then you can make the text visible again with a text shadow. Use this link to see it live in jsfiddle. input[type=”text”]{ … Read more

How to hide keyboard when using SwiftUI?

You can force the first responder to resign by sending an action to the shared application: extension UIApplication { func endEditing() { sendAction(#selector(UIResponder.resignFirstResponder), to: nil, from: nil, for: nil) } } Now you can use this method to close the keyboard whenever you desire: struct ContentView : View { @State private var name: String = … Read more

What is the recommended way to make a numeric TextField in JavaFX?

Very old thread, but this seems neater and strips out non-numeric characters if pasted. // force the field to be numeric only textField.textProperty().addListener(new ChangeListener<String>() { @Override public void changed(ObservableValue<? extends String> observable, String oldValue, String newValue) { if (!newValue.matches(“\\d*”)) { textField.setText(newValue.replaceAll(“[^\\d]”, “”)); } } });

SwiftUI: How to make TextField become first responder?

Swift UI 3 As of Xcode 13, you can use the focused modifier to make a view become first responder. Swift UI 1/2 It doesn’t seem to be possible at the moment, but you can implement something similar yourself. You can create a custom text field and add a value to make it become first … Read more

How do I create a multiline TextField in SwiftUI?

iOS 14 – Native SwiftUI It is called TextEditor struct ContentView: View { @State var text: String = “Multiline \ntext \nis called \nTextEditor” var body: some View { TextEditor(text: $text) } } 🎁 Dynamic growing height: If you want it to grow as you type, embed it in a ZStack with a Text like this: … Read more

jQuery Set Cursor Position in Text Area

Here’s a jQuery solution: $.fn.selectRange = function(start, end) { if(end === undefined) { end = start; } return this.each(function() { if(‘selectionStart’ in this) { this.selectionStart = start; this.selectionEnd = end; } else if(this.setSelectionRange) { this.setSelectionRange(start, end); } else if(this.createTextRange) { var range = this.createTextRange(); range.collapse(true); range.moveEnd(‘character’, end); range.moveStart(‘character’, start); range.select(); } }); }; With this, … Read more