iphone-4

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Play next song automatically in Iphone

I got the ba开发者_开发技巧ckground Process successfully. But the problem was when AVAudio player get finished it won\'t play automatically next song. But In Simulator it will work fine. In device onl[详细]

2023-01-18 04:36 分类：问答
UIScreen scale factor is 1.0 in iPhone Simulator 4.0.2?

Am I missing something about the @2x graphics on the iPhone 4? I\'m running the 4.0.2 SDK in the iPhone Simulator, but UIScreen has a scale of 1.0, isn\'t it supposed to be 2.0 and load high res image[详细]

2023-01-17 03:04 分类：问答
Easy way of exporting @2x images for retina display?

I am creating a lot of webviews that must be compatible with both the iPhone 4 retina display and pre-iPhone 4 devices. It\'s painstaking to export multiple 开发者_如何学Cfiles for each image.[详细]

2023-01-16 21:30 分类：问答
Retina display compatibility

For our iPhone app, we are using 50 x 50 user image (from facebook). It works fine for iPhone 3G开发者_JAVA技巧 and 3GS but not for iPhone 4 due to its high resolution display. For iPhone 4 we tried t[详细]

2023-01-16 15:28 分类：问答
Best options to integrate my application with the Nike+ features of the iPhone 4G

How can I integrate my application with the Nike+ features of 开发者_运维问答the iPhone 4G. I want to access the data captured and send that to my own applications. There seems to be limited informati[详细]

2023-01-15 22:06 分类：问答
CLLocationManager does not worked in iphone 4 ios

My Mac os version is 10.6.4 and xcode version is 3.2.3.I\'m using WhereAmI program.I have used CLLocationManager to get current location it works fine in iphone 3 ios but does not works in iphone 4 io[详细]

2023-01-15 04:22 分类：问答
CoreGraphics slower on iPhone4 than on 3G/3GS

I have a chart drawn with CoreGraphics. This chart can be scrolled horizontally and it\'s drawn as we scroll it.[详细]

2023-01-14 01:46 分类：问答
Memory [ Real RAM ] used by App on IPhone 4.0 on lauch and then using UIImageview

I have two queries I was running a sample app which having single view controller in it implemented. When I check the memory using Instrument it was showing 3.66 MB[详细]

2023-01-12 16:26 分类：问答
iPhone 4 apps automatically scale up on iPad?

I thought I read/saw/heard something saying that apps built for iPhone 4\'s Retina Display would automatically run at 640x960 when installed on a开发者_如何学Cn iPad.However, can\'t find any documenta[详细]

2023-01-12 10:56 分类：问答
iPhone 4 resolution difficulty - @2x naming technique not working for button image

I have a button with an image set through interface builder. The original image is SearchImage.png and the high rez version is SearchImage@2x.png. I\'m absolutely sure that no typos were made, and the[详细]

2023-01-12 08:54 分类：问答