textfield

问题 In the attached code example I get a lot of extra top-spacing in my TextField. If I change the content to only be a single line, say "content", then it fits snugly. How can I get the same tight-fitting behaviour the single line has for a multi-line text? Previews and code were made with Xcode 11.1 / Swift 5.1 import SwiftUI struct TextFieldDemo: View { var content: Binding<String> init(content: Binding<String>) { self.content = content } var body: some View { TextField("Custom placeholder",

问题 In the attached code example I get a lot of extra top-spacing in my TextField. If I change the content to only be a single line, say "content", then it fits snugly. How can I get the same tight-fitting behaviour the single line has for a multi-line text? Previews and code were made with Xcode 11.1 / Swift 5.1 import SwiftUI struct TextFieldDemo: View { var content: Binding<String> init(content: Binding<String>) { self.content = content } var body: some View { TextField("Custom placeholder",

问题 I am trying to change the border of my TextField that is rendered through my Autocomplete , but when I add the InputProps prop, the Autocomplete no longer renders Chip s <Autocomplete multiple freeSolo options={options} renderTags={(value, { className, onDelete }) => value.map((option, index) => ( <Chip key={index} variant="outlined" data-tag-index={index} tabIndex={-1} label={option} className={className} color="secondary" onDelete={onDelete} /> )) } renderInput={(params) => ( <TextField {..

问题 Anyone know how to auto add $ sign into the textfield when the user enter in the field and also disable the user from cancel the $ sign. 回答1: Not "strictly" what you're asking, but start by taking How to use for attend text fields, for example... paymentField = new JFormattedTextField(NumberFormat.getCurrencyInstance()); paymentField.setValue(new Double(payment)); paymentField.setColumns(10); paymentField.setEditable(false); The problem with this is it's possible for the user to remove the $

问题 Anyone know how to auto add $ sign into the textfield when the user enter in the field and also disable the user from cancel the $ sign. 回答1: Not "strictly" what you're asking, but start by taking How to use for attend text fields, for example... paymentField = new JFormattedTextField(NumberFormat.getCurrencyInstance()); paymentField.setValue(new Double(payment)); paymentField.setColumns(10); paymentField.setEditable(false); The problem with this is it's possible for the user to remove the $

问题 I'm using flutter to make a page that someone can comment.And the page is shown by showModalBottomSheet. but the textfield is hidden by the keyboard when the keyboard showing in the front. flutter doctor output: Doctor summary (to see all details, run flutter doctor -v): [✓] Flutter (Channel stable, v1.0.0, on Mac OS X 10.14 18A391, locale zh-Hans-CN) [!] Android toolchain - develop for Android devices (Android SDK 28.0.3) ✗ Android license status unknown. [✓] iOS toolchain - develop for iOS

问题 I want a non-editable TextField (or a subclass) that doesn't even have the caret displayed. Alternatively, I want a multiline LabelField. Is any of these possible? 回答1: TextField without focus cursor TextField readOnly = new TextField(NON_FOCUSABLE); readOnly.setText("Read only, no carret"); add(readOnly); TextField drawFocus override If text is too large to fit the screen, you can override drawFocus method in TextField, so scrolling will be available: TextField readOnly = new TextField

问题 I am building an app using CodenameOne and want to use a TextField to filter a long list of items. I tried using a DataChangedListener, as proposed in https://www.codenameone.com/javadoc/com/codename1/ui/TextField.html, but this will only fire an event after the user completes editting (i.e. presses the 'enter' key). How can I get an event for each character changed in the text field? 回答1: DataChangedListener does fire for every key input and not when Enter key is pressed (this is for

问题 I am new to flutter and I am creating login form, for that I have used TextField and added prefix icon but I am getting some extra spaces in between textfields (user id and pin) and before the prefix icon. I have also tried InputDecorationTheme but it didn't work. Please let me know how can I remove or reduce the space.?? Below is my code: TextField( maxLength: 8, keyboardType: TextInputType.number, decoration: InputDecoration( hintText: hint, hintStyle: TextStyle(fontSize: 12.0), prefixIcon:

问题 I know that you can set a color of a whole textArea/Field by setting the style of the node to be -fx-text-fill: red; but is there a way to set the color of one single line instead of all of the lines while still keeping the textArea/Field editable? 回答1: JavaFX's TextField / TextArea does not support that. You can use RichTextFX for the job: import org.fxmisc.richtext.InlineCssTextArea; InlineCssTextArea area = new InlineCssTextArea(); // set style of line 4 area.setStyle(4, "-fx-fill: red;");