focus

问题 WPF DataGrid while adding new row focus is always setting to last position of cell. How would I can set to the first cell's focus while adding new row? 1.I have simple 6 columns so when I press enter on last column it should add new row (working fine) 2.Focus should be the added row's first cell it won't happen it is always in the last cell I am attaching my WPF Sample demo as well please correct me where I am wrong? Demo Link: WPFDemo Thank you, Jitendra Jadav. 回答1: You could handle the

问题 I have a form which when submitted(empty fields) displays spring validated errors in the front end jsp . I need to focus the display in the first error message displayed in the front end. Generated code from the form (via view source): For example 2 error message enclosed inside div element. I need to focus it on the first error message. <div id="userid.errors" class="lp">User id is missing</div> <div id="age.errors" class="lp">age is missing</div> I tried the below jquery code, but it works

问题 I have a form which when submitted(empty fields) displays spring validated errors in the front end jsp . I need to focus the display in the first error message displayed in the front end. Generated code from the form (via view source): For example 2 error message enclosed inside div element. I need to focus it on the first error message. <div id="userid.errors" class="lp">User id is missing</div> <div id="age.errors" class="lp">age is missing</div> I tried the below jquery code, but it works

问题 I am trying to make a search box with an auto-suggest panel that comes down if the user clicks on the search box once it already has focus. I have tried checking $("#search_box").is(":focus"), and using the following code, both of which had the same problem: var fade_in=function() { $("#search_panel").fadeIn(100); }; $(document).ready(function() { $("#search_panel").fadeOut(100); $("#search_box").focus(function() { $(this).on("click", fade_in); }); $("#search_box").blur(function() { $(this)

问题 I'm currently having an issue with implementing a FocusTraversalPolicy . I would like for the Tab / Shift+Tab keyboard shortcuts to allow for navigating top-bottom/left-right. This will allow for simpler navigation when filling in a form. The policy should only impact all elements in the mainPanel of my JFrame . I have implemented the policy using the following class: public class DefaultViewFocusTraversalPolicy extends FocusTraversalPolicy { ArrayList<Component> order; public

问题 I wrote a code to find and highlight a word in a JTextArea and I'm hitting an issue and I'm too tired and with an headache to see my mistake. I have a search bar( TextField ) where I can enter a word and the word gets highlighter in my TextArea . Problem is, after I press my " ENTER " key, the TextField gets deselected and I have to click it again to find the next word. What am I missing? findfieldpage1 = new JTextField(); findfieldpage1.setBounds(37, 295, 63, 24); gtapage1.add(findfieldpage1

问题 I have a table generated with AngularJS . Here's my HTML: <table class="my_table"> <thead> <tr> <th>Name</th> <th>Address</th> <th>Celphone</th> </tr> </thead> <tbody> <tr ng-repeat="contact in contacts"> <td>{{contact.Name}}</td> <td>{{contact.Address}}</td> <td>{{contact.Celphone}}</td> </tr> </tbody> </table> I want each row to change color when "hover" and a different color when "clicked", so I tried this with CSS: <style> .my_table tbody tr:hover { background-color: #7fccee; /*--- this

问题 I have this custom layout: - LinearLayout - FrameLayout - ImageView - TextView This layout reacts to click events (using LinearLayout.setOnClickListener() ) and is made focusable using android:focusable="true" in the layout XML file. This all works fine if you're using the touchscreen, but I'm thinking about users who don't use the touchscreen that much and prefer navigation keys or maybe even don't have a touchscreen. These users won't be able to see when that ViewGroup is focused (although

问题 It is possible to set focus using setFocus method from nativeEloment. But how about remove focus? How could I remove the cursor from and unselect an input from a template in a Angular 2+/Ionic 3 app? I need to remove the focus because the mobile keyboard keeps open while a input has focus. Edit: The input is a ion-input of Ionic2+. 回答1: 1) Add a template variable reference to your input in your component's template: <ion-input #textInput> 2) Add ElementRef and ViewChild to your component's

问题 I have a UserControl hat contains several elements (ListBoxes, Buttons) and a Popup with ComboBoxes and Buttons. I tried lost focus on the user contorl, but whenever the focus inside the UserControl changes, the Lost(Keyboard)Focus event fires. But I don't want to know when a child loses focus to another child of the UserControl, but I want to know, when the keyboard focus moves to an element outside the UserControl and it's Popup. Is there a way to detect that, without checking the LostFocus