iphone

How to put a small custom toolbar above the Keyboard that moves up and down with it?

How to put a small custom toolbar above the Keyboard that moves up and down with it? ...

Error using NSKeyedUnarchiver

Hi I'm writing an iPhone app, and having problems trying to archive the settings. I am using a class (AppData) to hold settings (the example shows just one at present), and using the App Delegate to create an instance of AppData when the app loads, and store it when the app terminates. I am conforming (I think) to the NSCoding protoco...

dismissing Number Pad.

Hi All, In my app I have a text field that takes some number input from user so i set the keyboard type to "Number Pad"but now i am stuck as to how should i dismiss it when user finishes giving input . i know i have to use the delegate method "textfieldShouldReturn" but the problem is that number pad dont have a return key.so is it nece...

Cover UITableViewController view with contents of another nib

I have a UITableViewController that I need to cover with another nib in some situations Whats a good way to do this? ...

Associating sqlite3 db to an iPhone app

Hi I'm trying to associate an SQLite3 database file with our app so that it's easy to open backed up database from an email. The following however does not seem to work as Mail still doesn't recognizes the file (on an iPad and iPhone 4): <key>UTExportedTypeDeclarations</key> <array> <dict> <key>UTTypeConformsTo</key> ...

Displaying text on a UILabel in digital form?

Hi All, How can we display text in digital format(seven segment display) on a UILabel similar to the way as text is displayed in Digital Clock. ...

iPhone OS Deployment Target after update to iPhone SDK 4

I just updated to iPhone SDK 4 and am trying to debug on my device with 3.1.3 installed. Before the update, I compiled with Base and Active SDK set to 3.1.3 and all was well. After the update, I'm limited to SDKs 4.0 and 3.2--setting the base to 4.0 and iPhone OS Deployment Target to iPhone OS 3.1.3, I'm able to build and install on my 3...

Displaying stop watch

Hi All, In my app I want to display stop watch kind of thing i.e when the user starts the app a atop watch should start and stops when the user presses the stop button. I am not sure as to how to use the NSTimer in this case. ...

using variable in xpath query..is it possible??

Could some one please tell me how do we use the text function with variable in the XPath query in c-objective for iphone. I needed the information for Engineering Library present in the xml http://www.sis.pitt.edu/~arazeez/Librarydata.xml NSString *libName = @"Engineering Library"; NSMutableString *xpathquery = [[NSMutableString a...

Hardcode or Plist, Which should I follow to display data in UITextView?

I am writing code to put a label, image and description on a view. The label and image are working but i don't know how and where to write code for my description details. For e.g When a user taps in university, I have a UITextView where the description suppose to appear but have no idea. Please can someone help me out with a detailed wa...

Opening a curtain: Animation with Core Animation

Hey, I would like to animate a curtain, which gets opened. I have two images: one for the left and one for the right side of the curtain (depicted in red). I would like to smoothly slide them away with Core Animation. For what animation type should I look for? How do I achieve a realistic sliding style? Regards, Stefan ...

Why is didFindPlacemark never hit?

I am struggling with getting my MKReverseGeocoder to actually finish. This is what I do: // reverse geocode the user location geocoder = [[[MKReverseGeocoder alloc] initWithCoordinate:mapView.userLocation.location.coordinate] autorelease]; geocoder.delegate = self; [geocoder start]; The userLocation coordinate IS valid, I know that. I...

iPhone HTML5 App Scrolling Question

I don't know if this is even possible or what to Google to find it, but like you can add: <meta name="viewport" content="user-scalable=no, width=device-width, initial-scale=1.0, maximum-scale=1.0"/> And it will make it so you can't scroll side to side, only up and down. Is there a way to make it so it doesn't do that overscroll effect...

Recording sounds created within an iPhone app

I'm new to programming in Objective-c and the iPhone but I am working on an app to teach myself. I have been trying to figure out how to record sounds on the iPhone. Apple provides excellent documentation for recording from the microphone with AVAudioRecorder but I want to record sounds made by my app, or even just record sounds when but...

conditionally import framework

Hi guys, well to begin with I'm sure this is a simple question. I am developing an iPhone app with the iAd Framework, which only runs for iOS 4.0 or higher. Still, I wanna choose a iPhone OS 3.0 deployment target, which causes everything to crash. How do I conditionally include the iAd framework? ...I mean, it would be something like...

what is the best way to play sound quickly upon fast button presses xcode?

hi i have a soundboard its just a screen with about 8 buttons. each individual button will have its own sound which will be played upon button press There are a couple of ways i could play the sound, such as using SystemSound or AVAudioPlayer system sound so far seems have the quickest response times, avaudioplayer is quite slow, it cant...

Are Apps using iAd compatible with older iOS

Can I add the UIBannerViewDelegate protocol to my UIViewController subclass while remaining compatible with pre-iOS 4 devices? This is NOT a duplicate, the question is specifically related to the delegate protocol. ...

MPMoviePlayerController shows blank white screen before launch?

I have an MPMoviePlayerController that I am presenting modally. The video loads fine, however just before the video is launched the screen turns white until it has loaded. How can I prevent this from happening? moviePlayerViewController = [[MPMoviePlayerViewController alloc] initWithContentURL:[NSURL URLWithString:mySTVideo.video_url]];...

Access call log in iOS4 - possible?

Hi, I know that it isn't possible to access the Call Log on iOS less than 4. My question is about the new OS - is it already possible? ...

pre-iOS 4 devices delegate protocol

Can I add the UIBannerViewDelegate protocol to my UIViewController subclass while remaining compatible with pre-iOS 4 devices? This is NOT a duplicate, the question is specifically related to the delegate protocol. ...