iphone

how to use an animated gif file in iphone application

i have an animated gif file and i want to use in my iphone application,but the animation doesnt work,anybody know how to fix it? ...

How can I create an interface similar to an Excel spreadsheet on the iPhone?

Hi, I want to develop an iphone interface, using objective-c, which behaves like an Excel sheet. It would display a grid which can be scrolled vertically as well as horizontally but during a vertical scroll, the first row will freeze, and during a horizontal scroll, the first column will freeze. How can this be done? I am new to iphone...

How to implement a large grid of cells in an iPhone application?

In reference to my previous question, I would like to know how to implement a large grid of cells in an iPhone application. I'm working on an interface which would be similar to an Excel spreadsheet, with many rows and columns. Do I have to handle each cell separately? How can I handle user interaction in each cell? Is there a standard...

Error Message: MPMoviePlayerController instance is already playing

In my app I am playing video(s) that are in the app, using the standard MPMoviePlayerController class. The first time around around this works great, however after watching 1 video if you try and watch something else the app crashes on MPMoviePlayerController's play method with the error: *** Terminating app due to uncaught exception '...

add marker in SDK 3.0

hi... How to add marker in map in iPhone SDK 3.0. ...

Am I using NSUserDefaults wrong?

I've created a "Settings" model for my iPhone app. It only contains two properties and a class method for loading and one instancemethod for saving. I load it as follows + (UserSettings *)getCurrent { NSUserDefaults *userPrefs = [NSUserDefaults standardUserDefaults]; UserSettings *settings = [UserSettings new]; settings.use...

RetainCount for View Controllers in TabBarController -(aka releasing a tabBarController)

Hello, I have created an iPhone app where you start in a NavController and after a couple of levels you select an option from the table and an animated view pops in that has a tabbarcontroller at its root. This is a completely seperate view that replaces the navcontroller. You tab around and when you want to go back to the options s...

How can i get the configured Emails in iPhone

Hi I need to get the user emails those are configured in iPhone using cocoa touch. How can i do that . Thank you for answers . ...

Bug in AlertView on iPhone?

I write a piece of code to "do something->show alert1->do something->show alert2". //do something UIAlertView *alert = [[UIAlertView alloc] initWithTitle:@"Alert 1" message:nil delegate:nil cancelButtonTitle:@"OK" otherButtonTitles:nil]; [alert show]; [alert re...

Open an app part way down a NavigationController's view stack.

I am working my way through the book "Beginning iPhone Development" and understand the basic view push concept. However Apple's iPhone UI design guide states that I should re-open my application at the previous app-exit view. How can I boot a NavigationController so that it defaults to a child view and yet has a view stack that returns t...

Sharing Data between Views through App Delegate

I have a question about sharing data between views, hopefully it's not too basic. I have an NSMutableArray in an appDelegate with say (Object1, Object2, Object3). When a new Object is created (and added to the array), I need to access that Object on the next view. Previously I was just passing the Object to the next view, but that got me...

Radio button in iPhone app

Hi, I have to add radio buttons in my iPhone application. For that I have got radio button image which is of round in shape. Can I add that image as a subview? and Can I add touchupinside event to UIImage? ...

Open link in a new UIWebView?

Hi all.. I have made an app with a Tabbar and an RSS reader in one window. I know how to open the RSS links in the build in safari browser, but how do I open the links in a UIWebView in the same tab instead? I don't want to quit my app to view the webpage, and how do I go back to the RSS view? Simply by hiding the webview? Hope you ca...

Optimization UITabBarController + UITableViewController problem

I wanted to start a optimization thread. I have ran into an interesting situation, I have an iPhone app with 3 UITableViews each displaying more or less the same data (you can say it's a matter of filering). To date I had 3 separate NIBs for this, each with it's own controller, additionaly the UITableViews were inside UINavigationContr...

Using libtidy for iPhone app

I'm trying to use libtidy for an iPhone app (since the iPhone 2.2 SDK doesn't include NSXMLDocument which has tidy functionality) but I get a linker error saying "library not found for -ltidy" when I build the app. As for other framework/library references, I've added the libtidy.dylib to my list of referenced frameworks and I've added ...

Implement view like standard iPhone SMS-chat bubbles view

Does anybody know how to implement such view, any tutorials, code examples, ideas. Other good example of such view is Tweetie application that is on top of social networking appstore applications. See first screenshot of that app on appstore. I appreciate any ideas on that. ...

UIToolbar and other views...

I know how to add a UIToolbar, which I'm doing in rootviewcontroller.m: [self.navigationController.view addSubview:toolbar]; However, when I navigate to other views, the toolbar stays up, which is ok, but how do I access it to hide/show it? Inside rootviewcontroller I would use this: toolbar.hidden = NO; But I can't seem to find a...

iPhone SDK - UITextField with + Button for Contacts

Hello, In some applications like Mail, when you have a UITextField, there is a little + button to the right. When you tap it, a modal view controller comes up which you can select a phone number, address, etc from, and it will appear in the text field. I was wondering how to implement this in my own app. Thanks, Isaac ...

UITableView - what row was selected?

Hi, I have a question - how can I get a number of row selected in a table? I am assigning it manually to a variable. The problem is that if a row was deselected, my variable still keeps the old value. What can I do about it? Is there a method in UITableView that returns a number of a currently selected row? Thank you in advance, Ilya....

How can I pass arguments with UIActionSheet?

I have an Action Sheet popping up and I want to pass a certain argument to a button processing method. For example: I have a table and I want to pass to a button processing method row number that was selected in a table. How can I achieve this? ...