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UIDatePicker and UIPickerView

Sometimes it is necessary to adjust the color of the standard UIDatePicker  and UIPickerView  controls within your iOS application. Sadly the iOS SDK doesn’t support to change the background color or even the tint of these controls. A simple workaround for this is to...

Take a screenshot within iOS simulator

Whether you want to tweak your user interface or you want to take some promotional images of your iOS application, it is often really helpful to take a screenshot of your iOS application which is running on the iOS simulator.  It isn’t a big deal to take a screenshot...

iAd Integration

Advertisements are another option to provide your iOS applications still for free but also to get some cash back for your work. Although ads are not that popular to app users Apple made a big hit with their new iAd network. I’d like to call iAd the next level of...

iOS fade-in and fade-out Animation

Today just a small code snippet to create a nice fade-in-fade-out (or call it pulsating) effect on a given UIImage . To accomplish this within a UIView  you have to do only a few steps: Create a UIImageView  containing your image. Create the animation with its...

A infinite/endless paging UIScrollView

Infinity is a very powerful concept, so maybe my post title shouldn’t include this term. Anyway, I tried to create something similar to a infinite or endless paging scroll view. The idea is very simple: Create a view including a standard scroll view. Provide an...

Transparent UIToolBar

Sometimes it is really necessary to have a transparent UIToolBar  within you iPhone app. Especially if you want to add a UIToolBar  to your UINavigationBar  you get some problems with overlaying backgrounds (UIBarStyleBlackOpaque  did not work for a toolbar on a black...

Custom Popover View

The possibility to show popover views (modal or non modal) is a really cool thing within the new iPhone OS 3.2. It allows you to display important information, request some input from the user or present some kind of navigation structure. Anyway, it depends on your...

iPad split view application

The split view is something very cool within the new iPhone OS 3.2. It allows us to visualize a master-detail view in a very simple manner. Combined with iPads’ big display of 1024×748 pixels it will be possible to create even better, more user-friendly and valuable...

iOS camera overlay view

Today I am going to show how we can add a custom overlay view to the standard iPhone video capturing functionality. First of all I have to say, that since the iPhone OS 3.1 is published, a custom overlay is really simple to achieve. There are only a few steps you have...

Custom Activity Indicator

Have you ever dreamed of your own custom activity indicator within your iPhone App? The class UIImageView provides a very useful and simple way to implement such a thing. The only thing you have to do is to: Provide a number of images that reflect your indicator...