iphone

Decode Utf8 string Problem

This is a Korean UTF8 encoded string: NSString *encString=@"íì¤í¸"; How can you decode this in UTF8? ...

Add Custom image button in iphone keyboard when select UITextField

I want to add some custom image button in iphone keyboard , when anyone select my UITextField.In iphone keyboard there is default button to return (or dismiss keyboard).I want to change the return button into my own button and do the same function ,to dismiss the keyboard. Is it possible ?Can anyone help me with some source code ? Plz...

How to achieve columns for tableview cells like in iPhone Contacts App - Add New Contact View?

Hi, Please refer to the screenshot below I am Assuming the "Add new contact" screen in iPhone contacts app had a UITableView. For adding phone numbers or email or home page, they have nicely formatted columns within the rows. How can I achieve this, since UITableView inherently does not support columns? Are these just custom UITabl...

How to align the autocokpletion list og the UITextField in xcode programmatically

I m using 3 uitextfields and a table under the 3rd textfield, when i select the 3rd textfield , the autocompletion list overlaps the textfield. How could i change or align the autocomplete list accordingly. Plz help..... ...

Using xib file in three20 project.

Hello guys, Sorry if this question has already been answered but I can't find an answer. Here are some steps I did in three20 project and the problem: 1. I created a three20 class file inherited from TTViewController: TestTTViewController 2. Next, I created a xib file (New File -> User Interface -> View XIB..): TestTTView.xib And the pr...

How to add NSMurableArray to NSMutableDictionary to sort in alphbetical order

Actually, I have 2 questions... 1)I have a NSMutableArray that i am displaying it in a table view. I have included a search bar for searching the table view. Now i want to add the array to NSMutableDictionary with alphabets as keys. 2)I want to display this NSDictionary in table view as grouped table with numbers and alphabets as group...

How to restore default keyboard after add toolbar (iphone)

Hi everyone! I have a custom keyboard with toolbar on the top. But i want to get default keyboard because i only want to use the custom keyboard in one view. In other view, i want to use default keyboard. - (void)keyboardWillShow:(NSNotification *)notification { for (UIWindow *keyboardWindow in [[UIApplication sharedApplication]...

Detecting hold on a object - iPhone Objective C

Hi all, How can I detect if a user holds their finger down on an onscreen object for 1 second ? Thanks, Martin ...

UIImage, releasing the decompression cache?

I have an array of UIImages that contains some .jpg images downloaded from the net when the app starts. I also have a table view that shows some of these images in its cells. The problem is that when I scroll the table, the app's memory consumption always increases up to the point where the app crashes due to low memory conditions. The t...

RTSP Audio Clicks/Pops/Peaks/glitches and ticks. (iPhone Streaming) Any advice?

Hi, I'm using some code related to RTSP, RTP to listen to various RTSP Streams Using FFMPEG, it works! BUT The noise is being decoded in such a way that every 10 seconds a glitch in the ASF decoding of the stream occurs, where the Volume Peaks and makes a loud Popping sound. Generally the sound you hear when a packet is corrupted... ...

My MoviePlayer doesn't respond to function

I am facing problem of memory leak and other MoviePlayer new initiation as my MoviePlayer doesn't respond to function, in which I am releasing that player on my done button. (void) playMovieAtURL { MPMoviePlayerViewController *mpViewController = [[MPMoviePlayerViewController alloc] initWithContentURL:[NSURL URLWithString:videoURL]]...

change wallpaper via iphone app

Does apple allows me to change the wallpaper of the iphone from my application? ...

location problem in IOS4

i am using location in my app and tested it with IOS 3 simulatior it works fine also on device it works fie. but when tested it on IOS4 simulator it crashes..and unable to find location I know that the location on simulator is of infinite loop cupertino california. but it is not working in IOS4... and i don't have Iphone4...So can't tes...

iPhone, where my sqlite db on my mac ?

I've added a function so that my database resides on the device, however, in the simulator I can't find it on my mac at all. It used to be in Machintosh HD before I used my function. + (NSString*)getDBPath { NSArray *paths = NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES); NSString *documentsDirectory = [...

Retrieve video from asset library???

Hi, friends i am working on one video recording application in which i need to record a video from iphone camera in 4.0 device. I using guidance given by wwdc code and acording to that i am storing it into asset library by using asset library framework. this works fine for me but now problem is that i want to access that saved file and s...

Finding closest location using CLLocationManager

I have a bunch of airports with geocoordinates stored in a glist. I am then using CLLocationManager to get current location. I now want to go through each item in the glist and compare it to the current location and order the airports from closest to furthest. My algorithm sucks - any ideas? ...

iphone text direction control programmatically

I have a bit of a problem here i have uitextview having some right to left text in it.. the problem is if the line contain a punctuations and question marks it revers it as if it display it from left to right.. if i hold the cursor on the line it will give me the cut copy past menue with direction button .. when i press it it correct eve...

Is there an implementation of Levenshtein distance or similar for iphone?

Hi, I want to take a string entered in an iphone app and populate a tableview with strings from a dictionary that are likely correct spellings of the word. I understand levenshtein distance is the way to do this but wondering if anyone was aware of any way to do this natively or whether there was a library that i could use? Peter ...

Implementation of Quick Look API's in iphone

Hi, I want to implement Quick Look API's in my iPhone application for the document preview but don't know how to do this ? Please help me by referring sample code or application. Thanks ...

iPad to iPhone image size/layout confusion

I've written an application for the iPad that I'd now like to get working on the iPhone (a universal application). At the moment it runs in the iPhone simulator, but the UIKit elements are positioned using pixel positions - so a lot of them are offscreen. Additionally my UIImages are too big, and need to be scaled to fit the iPhone. How...