textinput

问题 Related (but not a dupe!) to this question: Help with the WPF TextCompositionManager events When using the TextCompositionManager I'm having an issue where, if an input control such as the TextBox has focus, the TextBox will "steal" the space character before I can get a chance to act on it. For example, we have the following code: public Window1() { TextCompositionManager.AddPreviewTextInputStartHandler (this, PreviewTextInputStartHandler); } private void PreviewTextInputHandler(object

问题 I am trying to create simple webapp where I want to take in multiline input from user using HTML textarea control. Is there any out of the box way of creating such an input control in Shiny? Help page of textInput doesn't show much options textInput {shiny} R Documentation Create a text input control Description Create an input control for entry of unstructured text values Usage textInput(inputId, label, value = "") Arguments inputId Input variable to assign the control's value to label

问题 Is it somehow possible to place a span as the value of a text input field? I am making a mailing system for a website and want a nice looking receivers input field, where added receivers are contained and added to the value of input text field. At the moment i use a separate "adding field" while showing added receivers in a span-container. I want to merge these to fields together. Just like any input field in regular e-mail software. Help would be most appreciated! Thanks in advance! 回答1:

问题 I use Sublime Text and have a problem with that code: #coding: utf-8 import turtle turtle.circle(20) answer = turtle.textinput("Title", "Text") When i run it, i get: AttributeError: 'module' object has no attribute 'textinput' How can i fix it? 回答1: You are using Python 2. Run import sys print(sys.version) and it will probably output something like 2.7.12 (v2.7.12:d33e0cf91556, Jun 26 2016, 12:10:39) [GCC 4.2.1 (Apple Inc. build 5666) (dot 3)] which means that you are using Python 2. As

问题 three questions: 1) if you have multiple textInput fields how do you determine which one is being used? 2) with both onchangeText and onsubmitEditing what is being returned to the function onSubmitEditing={()=>{this.clearText()}} onChangeText={(text) => {this.captureInput(text)}} I get that in onChangeText() text gives me the value in the input field. Are there any other parameters being passed back to that function? Also, in onsubmitEditing() how do I access the event parameters being passed

问题 I want to add search icon inside the spark TextInput control. Is there a way by which I can extend the TextInput control and add a child to it. Thanks 回答1: You shouldn't extend TextInput itself. The main power of Spark architecture is skinning possibility. You can create your own skin based on standard TextInputSkin and place icon there. I think there will not any problems. 回答2: I faced the same problem wanting to get a search icon in a spark TextInput. It was very simple to copy the existing

问题 the new TextInput component which uses stagetext on 4.6 has this issue where if you bind a variable on it e.g view1... and i push a new view e.g view2, and pop it, hence reloading view1. on initial load, I can see that the textinput display the variable abruptly then the text vanishes afterwards.. I'd like to note that the variable is a stored data, and can be access on any view. any help would be greatly appreciated 回答1: I think than the problem can be solved if you add the skinClass: this

问题 react-native-cli: 2.0.1 react-native: 0.52.2 In my ios device form looks good but in android device its showing bottom border on TextInput, class Input extends Component { render(){ return( <View style={styles.container}> <Text style={styles.lableStyle}>{this.props.label}</Text> <TextInput secureTextEntry={this.props.secureTextEntry} placeholder={this.props.placeHolder} autoCorrect={false} value={this.props.value} onChangeText={this.props.onChangeText} underlineColorAndroid={this.props

问题 Here a question for the pros... I'm developing an application on Ipad and i'm using a barcode reader with bluetooth. I have sync the barcode reader with my Ipad and I can catch the text on a textField without problems. When I read a barcode I don't want to put it on a textField, I want to catch it on a class, process it and decide what to do with it. I have searched on the internet the way to do it but I can't find it. Someone can help me? Can I do a class the delegate to receive the input

问题 i'm currently developing a web application and i encounter a problem. As you might know or not, chrome has a feature that gives <input> (especially text inputs) an "undo" function when you hit CTRL+Z and "redo" with CTRL+Y it may seem like a good feature in normal websites, but currently i'm making an image editor that also uses those keyboard shortcuts (CTRL+Z & CTRL+Y). in my app i also have a text input, so when i change the text input's content and then hit CTRL+Z to undo the changes in