textfield

问题 I have a simple TextField that binds to the state 'location' like this, TextField("Search Location", text: $location) I want to call a function each time this field changes, something like this: TextField("Search Location", text: $location) { self.autocomplete(location) } However this doesn't work. I know that there are callbacks, onEditingChanged - however this only seems to be triggered when the field is focussed. How can I get this function to call each time the field is updated? 回答1: You

问题 Closed. This question is off-topic. It is not currently accepting answers. Want to improve this question? Update the question so it's on-topic for Stack Overflow. Closed 4 months ago . I have a TextField in which there is some text but I want to change that text on some event but I am getting the NullPointerException . I am using setText() method but still its not working. I am calling that function from other class . Any Help? Thanks in advance. 回答1: At beginning of the controller's class

问题 BooleanBinding bb = new BooleanBinding() { { super.bind(addnum.textProperty(),addt1.textProperty(),addt2.textProperty(), addt3.textProperty(),addasg.textProperty(),addatt.textProperty()); } @Override protected boolean computeValue() { return (addnum.getText().isEmpty() && addt1.getText().isEmpty() && addt2.getText().isEmpty() && addt3.getText().isEmpty() && addasg.getText().isEmpty() && addatt.getText().isEmpty()); } }; final Button b2 = new Button("Add"); b2.disableProperty().bind(bb); This

问题 I have a JTextPane sandwiched between 2 JLabels - is there a known reason why the cursor shows through if i have it on the left most part of the textpane but not on the right? Here is the code to better demonstrate what i mean: import java.awt.BorderLayout; import java.awt.Color; import java.awt.Dimension; import java.awt.FlowLayout; import java.awt.Font; import java.awt.GridBagConstraints; import java.awt.GridBagLayout; import java.awt.Insets; import java.awt.event.ActionEvent; import java

问题 I'm trying to do the following: I have an empty movieClip in my stage called zonaCentral_mc . I use a function that has this code: zonaCentral_DescripcionProceso = new zonaCentral_DescripcionProceso_mc(); zonaCentral_mc.addChild(zonaCentral_DescripcionProceso); It loads the MovieClip zonaCentral_DescripcionProceso from the library into the empty movieclip zonaCentral_mc . The loaded MC has a dynamic textfield called titulo_text inside. How can I change that text? I'm trying: this["zonaCentral

问题 I'm trying to do the following: I have an empty movieClip in my stage called zonaCentral_mc . I use a function that has this code: zonaCentral_DescripcionProceso = new zonaCentral_DescripcionProceso_mc(); zonaCentral_mc.addChild(zonaCentral_DescripcionProceso); It loads the MovieClip zonaCentral_DescripcionProceso from the library into the empty movieclip zonaCentral_mc . The loaded MC has a dynamic textfield called titulo_text inside. How can I change that text? I'm trying: this["zonaCentral

问题 I have a TextField for description on one of my forms, and i want to apply reich text editor for that so tried to use this package, but i am unable to make it work below are my settings settings.py INSTALLED_APPS = ( ..... ..... # Description Rich text editor settings 'tinymce', 'django_wysiwyg', ) DJANGO_WYSIWYG_FLAVOR = "tinymce" template.html {% extends "base.html" %} {% load wysiwyg %} {% wysiwyg_setup %} <form enctype="multipart/form-data" action="{% url 'product_create' %}" method="post

问题 I have 2 textfields in a form. When i click on done button on keyboard in the second text field , keyboard hides and both the text fields get empty. The same happes when i closes the keyboard manually, then also the content of the textfields get lost. It looks like the screen gets refresh evertime this happens. why is it so? @override Widget build(BuildContext context) { TextEditingController nameTextFieldController = TextEditingController(); TextEditingController emailTextFieldController =

问题 I have 2 textfields in a form. When i click on done button on keyboard in the second text field , keyboard hides and both the text fields get empty. The same happes when i closes the keyboard manually, then also the content of the textfields get lost. It looks like the screen gets refresh evertime this happens. why is it so? @override Widget build(BuildContext context) { TextEditingController nameTextFieldController = TextEditingController(); TextEditingController emailTextFieldController =

问题 I am rendering a TextField (Flash CS5) with the following css and html properties : css = "a {font-weight: bold;} fu {color: #00A0A0;}" wordWrap = true multiline = true html = <![CDATA["Phoenicians were pioneering artisans and ingenious craftsmen… They developed the technique behind the production of transparent glass… Their innovation spread around the globe throughout the past centuries… <fu>WE AIM TO CARRY ON WITH THE INNOVATION</fu>"]]> The last QUOTE is rendered in a line BELOW "WE AIM