iphone

Get a tableview insertRowsAtIndexPaths to accept indexOfObject?

Hey. I have a code snippet that looks like this: [tableView beginUpdates]; [tableView deleteRowsAtIndexPaths:[NSArray arrayWithObject:indexPath] withRowAnimation:UITableViewRowAnimationLeft]; [tableView insertRowsAtIndexPaths:[NSArray arrayWithObject:[array indexOfObject:[array objectAtIndex:indexPath.row]]] withRowAnimation:UITa...

Errors when using libxml2 wrappers - XPathQuery with iPhone OS 4

Ok I am trying to use libxml2 with the iPhone OS 4.0 SDK, but for some reason it is throwing errors. Is this not supported in iPhone OS 4? ...

iPhone App/Java Server Struct Data Issue over WiFi

I currently have an iPhone app that communicates with a C++ server running on a computer, over WiFi. This app is sending its data (x,y coordinates) in a c-struct to the server. For further development, we would like the iPhone application to communicate directly with a java server, however the major issue is that java does not have the...

Recommendations for C++ open source game engines on IPhone

I decided that I want to make a game for the iphone I was thinking of using oolong or sio2 any recommendations? Both have the problem of lack of tutorials, is it possible to somehow use a normal C++ game tutorial and integreate the engines rather than the one used in the tutorials? So if the C++ tutorial talks of creating an engine I c...

Embedded computer vision platforms

Hi folks, I am planning to start a computer vision based project on a smart phone platform. I know iPhone ( http://niw.at/articles/2009/03/14/using-opencv-on-iphone/en ) and Andriod ( http://github.com/billmccord/OpenCV-Android ) have openCV support. I am interested in knowing how was your experience with the level of integration, sup...

Why does Apple create its views this way

In the hope of fixing a bug of mine from another post i would like to know why apple writes this (for it's Elements example) UIView *localContainerView = [[UIView alloc] initWithFrame:[[UIScreen mainScreen] applicationFrame]]; self.containerView = localContainerView; [localContainerView release]; instead of the simpler method: contai...

Costs and Scope in developing a typical iphone application

Iam new to iphone development and have been tasked to development a fairly simple iphone application. It would basically show listings of information eg accommodations, restaurants...around 8-9 different types. Drilling on one would show the details of it. These are dynamically sourced from a db (through an xml feed) that powers an exi...

UIView Horizontal scroll for a part of a screen

Hi Friends, I have a requirement for scrolling a part of a view horizontally. there are 2 views, mainView(0,70,320*2,400) and a horizontalView(0,0,320*2,160)[this horizontalView has an internal UIScrollView with the same frame] So the horizontal view will occupy the first section of the screen and it should only be scrollable horizont...

Easy XPath question for iPhone

Hey guys! This is driving me NUTS! Here's my XML document <?xml version="1.0" encoding="UTF-8"?> <container version="1.0" xmlns="urn:oasis:names:tc:opendocument:xmlns:container"> <rootfiles> <rootfile full-path="content.opf" media-type="application/oebps-package+xml"/> </rootfiles> </container> All I want to do is get t...

UINavigationController leak/understanding popViewController

Hello, I have a navigation controller and a table view. When someone click on the table view, I do the following: MyViewController *myViewController = [[MyViewController alloc] initWithImage:image]; [image release]; [self.navigationController pushViewController:myViewController animated:YES]; [myViewController release]; myViewControl...

Adding a view with a view controller as a subview of another view controller. Doesn't work.

I'm trying to essentially re-implement the UISplitViewController (because it has its limits), but when I create a UIViewController viewController, and then do an "[viewController.view addSubview contentViewController.view]" on it, to add a view that already has a view controller, that content view doesn't seem to get initialised by its v...

uiscrollview not scrolling horizontally

My UIScrollView below is not scrolling horizontally, Please help me here.. FirstView = [[UIView alloc] initWithFrame:CGRectMake(60, 0, 100, 150)]; [FirstView setBackgroundColor:[UIColor clearColor]]; SecondView = [[UIView alloc] initWithFrame:CGRectMake(320+60, 0, 100, 150)]; [SecondView setBackgroundColor:[UIColor clearCol...

UIViewControllers - TabBarApplication - iPhone SDK

Hello everyone, I am very new to the iPhone SDK. I need to know if in a tab bar application I need to make UIViewController classes. For example, when I make a new tab bar application there is a default FirstViewController class (.h, .m) already there. Now if I have code on the second tab, would I need to create a SecondViewController c...

Example: Objective C method alongside a php method

I am very used to javascript and php programing, and I just jumped into programing Objective C. After working with it for a few weeks, the methods still confused me, as to how it is passing params, and how the methods are named. Since I am used to php, I am used to seeing: function myFunc($param1, $param2, $param3, $param4) { retur...

Iphone web application

Hi All, I am developing a iphone web application. I already have a website designed using php and mysql. how I can convert this website to compatile for iphone. pls share your thoughts. Thanks ...

How to extend a large website to an iPhone app?

I am trying to create an iPhone app for a large website (as big as amazon.com) and it involves using cookies and what not to get authenticated via the Apache intercepter and access the web services exposed by the main website. For that I am looking for strategies to go about developing it. I am new to iPhone development and I am mostly l...

iphone - debugging on device crashes immediately

When I try to debug my app on the iphone device, the splash screen shows and then the app crashes immediately. If I run the app in the simulator or on the device (not from XCode) it runs fine. I tried putting a breakpoint in the main method and it doesn't seem to hit it. There are no logs generated. ideas? suggestions? ...

registerForRemoteNotificationTypes causes app to exit immediately

I'm seeing behaviour on my iPhone where debug builds immediately exit after a call to [[UIApplication sharedApplication] registerForRemoteNotificationTypes:UIRemoteNotificationTypeBadge | UIRemoteNotificationTypeAlert]; The debugger reports it exited with the message Terminating in response to SpringBoard's termination. This beh...

iphone sdk conditional in switch function

I'm trying to make a random image appear on the press of a button. So it generates a random number, and the switch algorithm swaps the chosen image with the one in the imgview. but I want a switch in the settings app to toggle which set of images to use. I know pretty much how to do it...it's just that it doesn't work. I'm missing some ...

Memory leak with NSData

I'm having a leak with this code without being able to find where it's coming from. This function get called within an autorelease pool. I release the IplImage* image argument. When I run the ObjAlloc tool, it tells me that "NSData* data" is leaking. If I try to manually release the UIImage returned by this function, I get an EXC_BAD_AC...