children

问题 I want to loop through a QML Grid's children and destroy each of them using Javascript. Grid { id: contentGrid spacing: 10 ImageItem { imageSource: "file:/foo.jpeg" } // destroy this ImageItem { imageSource: "file:/bar.jpeg" } // destroy this as well } I tried to do something like this but it's not working so far. for(var i = 0; contentGrid.children.length() < i; i++) { contentGrid.childAt(i).destroy(); } 回答1: You have a number of problems in your attempt above... First, you'll need to

问题 I am facing the following issue while getting files/folders for OneDrive of a user. On hitting https://graph.microsoft.com/v1.0/users/{user-id}/drive I get this in the response: "quota": { "deleted": 0, "remaining": 0, "total": 0, "used": 0 } which denotes that the drive isn't being used or is empty. On hitting https://graph.microsoft.com/v1.0/users/{user-id}/drive/root I get the response - "folder": { "childCount": 21 }, "root": {}, "size": 281236319 Here, it denotes that there are 21 files

问题 I've trying to create custom text field using TextInput element (I need it to use validator and custom style). But I can't hide part of TextInput content expanding (see image). I have similar problem with other elements, while it have root item (container) what contains other items, childrens can be seen if they are placed out of container coordinates. How can I make childrens parts hidden if they're out of root container? There is the code, but it's actually just template, I've tried to uze

问题 I have a nested unordered list like so: <ul id="parent"> <li> <ul> <!-- select this--> <li></li> <li> <ul> <li></li> </ul> </li> </ul> <li> </ul> I need to select the children of #parent but not the grandchildren. $(#parent).children('ul'); selects all children, including grandchildren. How do I limit this to just children? 回答1: $('#parent').children('>ul'); The above would not work with the markup in the question. You want the child selector You'd need the following: $('#parent > li > ul');

问题 I'm trying to wrap a range of children elements in div in order to manipulate them in groups; trying to position each group in a different place. The scenario is that I have a list randomly generating li tags and no matter how many appear I need every set of ten to be manipulated separately. To figure this out I'm using a written out list: $("ul li ul li:nth-child(n+11)").wrapAll("<span class='shift' />"); <script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/3.3.1/jquery.min.js"><

问题 I want to iterate over all childs of a jQuery's .children() return value, like this: var childs = $element.children(); for (var i = 1; i < childs.length - 1; i++) childs__.foo(); What do I have to write in the 3 line instead of __ , to access the i-th child? I want this becaus I want to access the (i-1)-th and (i+1)-th child in the loop, like this: var childs = $element.children(); for (var i = 1; i < childs.length - 1; i++) { childs<<i>>.css('height', childs<<i - 1>>.height()); childs<<i>>

问题 I've got the following code on my page, and what i'm trying to do is that when a user clicks outside the #loginBox, i want the entire #loginOverlay to fadeout. But i can't achieve this effect without having the fadeout triggered by clicking on #loginBox... It's placed on the bottom of the page, and i have a link on the page that triggers the fadein. But the fadeout is a bit struggling now tbh. I tried doing this: $("#loginOverlay").click(function() { ...fadeout... }); but it gives me the same

问题 I've got the following code on my page, and what i'm trying to do is that when a user clicks outside the #loginBox, i want the entire #loginOverlay to fadeout. But i can't achieve this effect without having the fadeout triggered by clicking on #loginBox... It's placed on the bottom of the page, and i have a link on the page that triggers the fadein. But the fadeout is a bit struggling now tbh. I tried doing this: $("#loginOverlay").click(function() { ...fadeout... }); but it gives me the same

问题 I'm creating an Android app for toddlers. So, I need to lock as many buttons as possible to prevent the toddler from accessing other features of the Android device. Basically, I'm looking to reproduce the locking mechanism in popular toddler apps like "Toddler Lock". I have logic that requires the user to tap the four corners of the screen in a clockwise motion to exit the app. To show the app in full-screen I have the following in my manifest android:theme="@android:style/Theme.NoTitleBar

问题 I have a Window1.xaml main Window; and after some event, I display a UserControl EditFile.xaml. The code behind is: public static int whichSelected = -1; private void button1_Click(object sender, RoutedEventArgs e) { //searchEditPanel.Children.Clear(); whichSelected = listViewFiles.SelectedIndex; searchEditPanel.Children.Add(_EditFileControle); //this is Grid } And now, how can I close the opened/added UserControl from its content by clicking a Cancel button or something like that? 回答1: Have