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The title says it all: Why must UI elements always be created/updated from the UI thread?
In (almost?) all programming languages UI elements may be safely accessed/modified only from the UI thread. I understand that it's a standard concurrent access and...
Started by MicSim on
, 4 posts
by 4 people.
Answer Snippets (Read the full thread at stackoverflow):
Better to put the burden on the programmer to sync in the (relatively rare) occasion a Thread needs... .
A pain to have to marshal calls back to the UI thread, it allows the UI thread itself to process events the entire UI thread-safe.
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I have defined a UI (let's call it myUI) using the Qt designer, and using it in my applications. I need to access all the sub-widgets ( QToolButton s) in myUI. I want to get all the subwidgets as a QObjectList .
Is there any way to do this?
The QObject...
Started by trex279 on
, 5 posts
by 5 people.
Answer Snippets (Read the full thread at stackoverflow):
You might find this interesting:
Designer....
You can use this member to access any widgets defined in your form .
Usually what happens is that you either inherit from the UI class or you have it as a member is to have it as a member, named ui .
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Is there any tool available for Flex applications that acts similar to Web Developer or Firebug toolbar to inspect UI elements?
Basically in a complex hierarchy of UI controls allowing you to browse the elements and see properties such as x and y coordinates...
Started by Mircea Grelus on
, 4 posts
by 4 people.
Answer Snippets (Read the full thread at stackoverflow):
Unlike De MonsterDebugger (which looks good, ....
You can also try FlexSpy.
Works with Flex, AIR and Flash.
Take a look at http://www.demonsterdebugger.com/
you will have to add some extra code but it is easy to do and gives you a wealth of information .
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Ask your Facebook Friends
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Dear all, I'd like to know how to create draggable elements using jQuery UI that once they are dragged and dropped into another container, regenerate the same item. For example, I can drop a button from container A to container B, and once I do that, ...
Started by Rio on
, 3 posts
by 3 people.
Answer Snippets (Read the full thread at stackoverflow):
You can make new elements using jQery:
var listItem = $("<li></li>");
References:
UI docs jQuery core The right....
} });
When the item is dropped in the new container, insert a clone into the original container .
ui) { ...
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Hi,
I have a panel with several canvases and buttons on it. I want to implement a feature: when I click next button I want the whole Panel and canvases to be copied and placed below the current one. Also I want to make it possible to do this operation...
Started by Oleg Tarasenko on
, 3 posts
by 3 people.
Answer Snippets (Read the full thread at stackoverflow):
If you let....
Once you have that, you can assign the model as a dataprovider to the UIComponent you are creating .
I would propose to start with an object model that describes the panel and it components and implement all copy and edit functionality there .
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This is a rephrase of a post I made last week . I was surprised I didn't get more of a response, thinking maybe I didn't describe/title it very well.
Simplest possible way to describe it:
Is there something like spring:bind for javascript/dhtml?
The high...
Started by morgancodes on
, 3 posts
by 3 people.
Answer Snippets (Read the full thread at stackoverflow):
Adding a new element and associating data with it might look like this:
var elem = $('<div class = {}; jsObj.bind(document.getElementById....
Function which allows you to associate an arbitrary piece of data with a DOM element, using a key.
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Preface: I have jQuery and jQuery UI included on a page.
I have this function defined:
function swap(sel) { if (1 == 1) { $(sel).hide('drop',{direction:'left'}); } }
How do I fix the (1 == 1) part to test to see if the element is already hidden and then...
Started by tyndall on
, 5 posts
by 5 people.
Answer Snippets (Read the full thread at stackoverflow):
Toggle(); is what you are looking for? That is the best way to toggle an element's visibility/don't want to use toggle, and if your selector is for only one element:
function swap(sel) { if ($(sel).is(':visible')) { // Is this element....
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One of the nice things about the jQuery UI Dialog is that it has an option for Buttons, which automatically positions them correctly. I just wonder: Can I somehow place elements next to the buttons? I have a little Ajax-Loader gif that I would like to...
Started by Michael Stum on
, 3 posts
by 3 people.
Answer Snippets (Read the full thread at stackoverflow):
How about just inserting your spinner before the first ui-dialog-button?
buttons: { 'Create' : function() { $('<img src="spinner.gif" style="float: left;" />').insertBefore('.ui-dialog.
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I sincerly believe that cool-looking UI has significant contribution to the value of your software. It not only significantly improves sales but also ease user-buyin, upgrading willingness, or just causes some pleasant moments to the user.
To get cool...
Started by Mr. Lame on
, 7 posts
by 7 people.
Answer Snippets (Read the full thread at stackoverflow):
Paint.net is as a freeware good for bitmaps and icons (a mini photoshop seriously consider using the default UI components where available, as using non-standard widgets can control over gradients and....
Make pretty good UI elements.
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I need to define new UI Elements as well as data binding in code because they will be implemented after run-time. Here is a simplified version of what I am trying to do.
Data Model:
public class AddressBook : INotifyPropertyChanged { private int _houseNumber...
Started by Ben on
, 7 posts
by 6 people.
Answer Snippets (Read the full thread at stackoverflow):
:)
Does any code bypass....
Are you sure you're updating the same object as you've used in the binding? At first glance nothing looks wrong, so check the simple things .
Do you need to set the binding mode programatically? It may be defaulting to OneTime .
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