will my apps work on iphone OS4?
Screen resolution has increased in iphone OS4. Since lot of UI stuff have hardcoded co-ordinates, will my app run properly on OS4? I still haven't got Snow Leopard, so cant test run the simulator for OS4. ...
user-interface
Are there any modern GUI toolkits which implement a heirarchical menu buffer zone?
In Bruce Tognazzini's quiz on Fitt's Law, the question discussing the bottleneck in the hierarchical menu (as used in almost every modern desktop UI), talks about his design for the original Mac: The bottleneck is the passage between the first-level menu and the second-level menu. Users first slide the mouse pointer down to the...
How should I use color in my application? Single, Theme, or Chaos?
How should I be using color in my application? I have over a 100 different forms (windows) in my application, and the default windows grey seems like a bad choice to me. One school of thought says pick one neutral color, and use the same one everywhere. Another school of thought says pick a set of neutral colors, and use them same one...
Correct way to textually report the remaining time on a long running process?
So you have a long running process, perhaps with a progress bar, and you want a text estimate of the remaining time, eg: "5 minutes remaining" "30 seconds remaining" etc. If you don't actually want to report clock time (due to accuracy or resolution or update-rate issues) but want to stick to the text summary, what is the correct paradi...
How to enable a two-finger drag on a mac in Silverlight?
In a Silverlight 4 application I have a ScrollViewer which I enable the user to scroll with the mouse wheel by using SetIsMouseWheelScrollingEnabled(): <ScrollViewer x:Name="CodeBoxScrollViewerModelSingular" tk:DockPanel.Dock="Left" Style="{StaticResource ScrollViewerCodeBoxStyle}"> <TextBox Text="{Binding SingularMode...
Usability: Save changes using "Apply" button or after every single change?
I am interested in hearing opinions and experiences of fellow developers on topic of designing user interface, usability AND maintainability-wise. Common approach is to allow users to tweak options and after form gets "dirty", enable "Apply" button, and user has possibility to back out by pressing cancel. This is most common approach on...
Iphone CATextLayer doesn't show it's text.
Here is my new bee issue: I was simply trying to add a CATextlayer in an UIView layer. However, according to the following code, I only get the CATextlayer's background color be displayed in the UIView, without any text. Just wonder what did I missed to display the text. Could anyone ofter a hint/sample how to use CATextlayer? Thanks. ...
Starting out Silverlight 4 design
I come from mainly a web development background (ASP.NET, ASP.NET MVC, XHTML, CSS etc) but have been tasked with creating/designing a Silverlight application. The application is utilising Bing Maps control for Silverlight, this will be contained in a user control and will be the 'main' screen in the system. There will be numerous oth...
Patterns for screen dynamics, GUI
Hi there, I code Java/Swing based UI. My dialogs are quite complex and there are many rules for screen dynamics: when to enable/disable buttons, when to allow to edit some fields, etc. In general there are widgets and there are some rules to set them in some state. I am wondering if there are any nice patterns, ideas how to resolve suc...
Displaying a non-static string on an Android app?
I'm making a calculator-type application and it will have a resulting string that is generated by user-given inputs. This is my first android app, so I am not too familiar with the SDK. In main.xml I can make the static, non-changing strings, but how can I similarly display a string that can change and has no set value? ...
How do you put two Views in a horizontal Layout so that one is aligned to the left and the other one - to the right?
Let's say you want to have a TextView and a Button in a Layout with horizontal orientation. Can you have the TextView aligned to the left and the Button - to the right? --------------------- TextView Button --------------------- ...
How to update UI from business layer?
I have a three layer application in C#. In business layer i have many threads that do same job . I want to show the progress of each thread on UI , but i don't have the reference of presentation layer . How can i do this ? What's the best way for this ? Thanks . ...
UI design guidelines of Android - where to be found?
Dear Android community, I'd like to develop apps for Android after 2 years of developing iPhone apps. First of all, I'm not a programmer. I'm a UI designer and usability engineer with basic knowledge of app programming. I have a colleague doing the part of the programmer. So my first look into the documents on developer.android.com titl...
How to display tooltip in jquery ui theme style
Is there a jquery tooltip plug-in or a self-made solution where the tooltip appears in the style / colors of the jquery ui theme in use? Perhaps by "abusing" the jquery ui dialog? ...
Adding to File Menu in IE
How can I add items to the file menu in IE ? Is it at all possible ? I know we can add to context menu, help menu, toolbars and in Explorer bars. But can we add to the file menu or edit menu ? ...
C# Propertygrid property nullable
In a project in C# (.Net 2.0) I use a propertygrid. This propertygrid displays objects retrieved from a PHP backend via SOAP. Some objects contain string properties where the meaning of an empty string is different compared to the meaning of a string that's NULL. An example of an object returned by a SOAP call might be: SomeObject { P...
Can I use patented interface designs?
Hi, According to http://www.macobserver.com/editorial/2003/03/04.2.shtml Apple has patented pretty much everything related to UI design. I can certainly see so many systems using the same idealogy, so, I wonder what those patents really mean -- aren't they there to stop people from implementing those design ideas? Can someone really pat...
How to programmatically open Microsoft Infopath in C#?
I need to provide the equivalent of a hyperlink to open a new infopath form within my UI. However, that is all that the button should do - open the correct form by filepath, in InfoPath, and then the reference should be dropped. Does anyone know how to do this? Thanks!! badPanda ...
Simple way to update an Activity UI in android.
I have a simple main activity with 3 buttons, and a background service that runs when Wifi connection is detected. My main activity polls the database on onCreate and displays the status. What i want is to force an Activity to redraw that textview every few second. I dont want to use binders or connect to service. Just some simple way to...
jQuery UI Datepicker minDate changes adjust the calendar; how can I freeze it?
I have a five-month Datepicker inline calendar. startDate is a variable I wrote which is set by a user click event. I am adjusting the minDate and maxDate options after init by doing this: $('#datepicker').datepicker("option",{"minDate":startDate,"maxDate":endDate}).datepicker("refresh"); However, when the calendar is refreshed, it d...