iphone Programming Glossary: struct

How to get the RGB values for a pixel on an image on the iphone

http://stackoverflow.com/questions/144250/how-to-get-the-rgb-values-for-a-pixel-on-an-image-on-the-iphone

pixelByteData A pointer to an array of RGBA bytes in memory RPVW_RGBAPixel pixelData The pixel struct with alpha in this version typedef struct RGBAPixel byte red byte green byte blue byte alpha RGBAPixel.. RGBA bytes in memory RPVW_RGBAPixel pixelData The pixel struct with alpha in this version typedef struct RGBAPixel byte red byte green byte blue byte alpha RGBAPixel Bitmap function returns pre calculated.. method 2 Step 1. I declared a type for byte typedef unsigned char byte Step 2. I declared a struct to correspond to a pixel typedef struct RGBPixel byte red byte green byte blue RGBPixel Step 3. I subclassed..

Can we retrieve the applications currently running in iPhone and iPad

http://stackoverflow.com/questions/4312613/can-we-retrieve-the-applications-currently-running-in-iphone-and-ipad

KERN_PROC KERN_PROC_ALL 0 size_t miblen 4 size_t size int st sysctl mib miblen NULL size NULL 0 struct kinfo_proc process NULL struct kinfo_proc newprocess NULL do size size 10 newprocess realloc process.. miblen 4 size_t size int st sysctl mib miblen NULL size NULL 0 struct kinfo_proc process NULL struct kinfo_proc newprocess NULL do size size 10 newprocess realloc process size if newprocess if process.. newprocess st sysctl mib miblen process size NULL 0 while st 1 errno ENOMEM if st 0 if size sizeof struct kinfo_proc 0 int nprocess size sizeof struct kinfo_proc if nprocess NSMutableArray array NSMutableArray..

How do I create delegates in Objective-C?

http://stackoverflow.com/questions/626898/how-do-i-create-delegates-in-objective-c

NSObject @property nonatomic weak id SomethingDelegate delegate @end @implementation Something struct unsigned int didFinishLoadingItem 1 unsigned int didFailWithError 1 delegateRespondsTo @synthesize delegate..

iPhone Data Usage Tracking/Monitoring

http://stackoverflow.com/questions/7946699/iphone-data-usage-tracking-monitoring

as DUPLICATE and not just by the subject. NSArray getDataCountersForType int type BOOL success struct ifaddrs addrs nil const struct ifaddrs cursor nil const struct sockaddr_dl dlAddr nil const struct if_data.. the subject. NSArray getDataCountersForType int type BOOL success struct ifaddrs addrs nil const struct ifaddrs cursor nil const struct sockaddr_dl dlAddr nil const struct if_data networkStatisc nil int dataSent.. int type BOOL success struct ifaddrs addrs nil const struct ifaddrs cursor nil const struct sockaddr_dl dlAddr nil const struct if_data networkStatisc nil int dataSent 0 int dataReceived 0 success..

How to get the RGB values for a pixel on an image on the iphone

http://stackoverflow.com/questions/144250/how-to-get-the-rgb-values-for-a-pixel-on-an-image-on-the-iphone

CGContextRef context CGColorSpaceRef colorSpace UInt8 pixelByteData A pointer to an array of RGBA bytes in memory RPVW_RGBAPixel pixelData The pixel struct with alpha in this version typedef struct RGBAPixel byte red byte green byte blue byte alpha RGBAPixel Bitmap function returns pre calculated RGBA divide RGB by.. colorSpace UInt8 pixelByteData A pointer to an array of RGBA bytes in memory RPVW_RGBAPixel pixelData The pixel struct with alpha in this version typedef struct RGBAPixel byte red byte green byte blue byte alpha RGBAPixel Bitmap function returns pre calculated RGBA divide RGB by A to get unmodified RGB RGBAPixel bitmap.. context return pixelData Read Only Data Previous information method 2 Step 1. I declared a type for byte typedef unsigned char byte Step 2. I declared a struct to correspond to a pixel typedef struct RGBPixel byte red byte green byte blue RGBPixel Step 3. I subclassed UIImageView and declared with corresponding synthesized..

Can we retrieve the applications currently running in iPhone and iPad

http://stackoverflow.com/questions/4312613/can-we-retrieve-the-applications-currently-running-in-iphone-and-ipad

taken from here NSArray runningProcesses int mib 4 CTL_KERN KERN_PROC KERN_PROC_ALL 0 size_t miblen 4 size_t size int st sysctl mib miblen NULL size NULL 0 struct kinfo_proc process NULL struct kinfo_proc newprocess NULL do size size 10 newprocess realloc process size if newprocess if process free process return nil process.. int mib 4 CTL_KERN KERN_PROC KERN_PROC_ALL 0 size_t miblen 4 size_t size int st sysctl mib miblen NULL size NULL 0 struct kinfo_proc process NULL struct kinfo_proc newprocess NULL do size size 10 newprocess realloc process size if newprocess if process free process return nil process newprocess st sysctl mib.. if newprocess if process free process return nil process newprocess st sysctl mib miblen process size NULL 0 while st 1 errno ENOMEM if st 0 if size sizeof struct kinfo_proc 0 int nprocess size sizeof struct kinfo_proc if nprocess NSMutableArray array NSMutableArray alloc init for int i nprocess 1 i 0 i NSString processID..

How do I create delegates in Objective-C?

http://stackoverflow.com/questions/626898/how-do-i-create-delegates-in-objective-c

didFailWithError NSError error @end @interface Something NSObject @property nonatomic weak id SomethingDelegate delegate @end @implementation Something struct unsigned int didFinishLoadingItem 1 unsigned int didFailWithError 1 delegateRespondsTo @synthesize delegate void setDelegate id JSSomethingDelegate aDelegate if..

iPhone Data Usage Tracking/Monitoring

http://stackoverflow.com/questions/7946699/iphone-data-usage-tracking-monitoring

shared in this post with other posts before marking this as DUPLICATE and not just by the subject. NSArray getDataCountersForType int type BOOL success struct ifaddrs addrs nil const struct ifaddrs cursor nil const struct sockaddr_dl dlAddr nil const struct if_data networkStatisc nil int dataSent 0 int dataReceived 0.. other posts before marking this as DUPLICATE and not just by the subject. NSArray getDataCountersForType int type BOOL success struct ifaddrs addrs nil const struct ifaddrs cursor nil const struct sockaddr_dl dlAddr nil const struct if_data networkStatisc nil int dataSent 0 int dataReceived 0 success getifaddrs addrs 0 if success.. as DUPLICATE and not just by the subject. NSArray getDataCountersForType int type BOOL success struct ifaddrs addrs nil const struct ifaddrs cursor nil const struct sockaddr_dl dlAddr nil const struct if_data networkStatisc nil int dataSent 0 int dataReceived 0 success getifaddrs addrs 0 if success cursor addrs while cursor..

How to get the RGB values for a pixel on an image on the iphone

http://stackoverflow.com/questions/144250/how-to-get-the-rgb-values-for-a-pixel-on-an-image-on-the-iphone

colorSpace UInt8 pixelByteData A pointer to an array of RGBA bytes in memory RPVW_RGBAPixel pixelData The pixel struct with alpha in this version typedef struct RGBAPixel byte red byte green byte blue byte alpha RGBAPixel Bitmap function returns.. to an array of RGBA bytes in memory RPVW_RGBAPixel pixelData The pixel struct with alpha in this version typedef struct RGBAPixel byte red byte green byte blue byte alpha RGBAPixel Bitmap function returns pre calculated RGBA divide RGB by A.. Data Previous information method 2 Step 1. I declared a type for byte typedef unsigned char byte Step 2. I declared a struct to correspond to a pixel typedef struct RGBPixel byte red byte green byte blue RGBPixel Step 3. I subclassed UIImageView..

Can we retrieve the applications currently running in iPhone and iPad

http://stackoverflow.com/questions/4312613/can-we-retrieve-the-applications-currently-running-in-iphone-and-ipad

int mib 4 CTL_KERN KERN_PROC KERN_PROC_ALL 0 size_t miblen 4 size_t size int st sysctl mib miblen NULL size NULL 0 struct kinfo_proc process NULL struct kinfo_proc newprocess NULL do size size 10 newprocess realloc process size if newprocess.. KERN_PROC_ALL 0 size_t miblen 4 size_t size int st sysctl mib miblen NULL size NULL 0 struct kinfo_proc process NULL struct kinfo_proc newprocess NULL do size size 10 newprocess realloc process size if newprocess if process free process return.. return nil process newprocess st sysctl mib miblen process size NULL 0 while st 1 errno ENOMEM if st 0 if size sizeof struct kinfo_proc 0 int nprocess size sizeof struct kinfo_proc if nprocess NSMutableArray array NSMutableArray alloc init for..

How do I create delegates in Objective-C?

http://stackoverflow.com/questions/626898/how-do-i-create-delegates-in-objective-c

@interface Something NSObject @property nonatomic weak id SomethingDelegate delegate @end @implementation Something struct unsigned int didFinishLoadingItem 1 unsigned int didFailWithError 1 delegateRespondsTo @synthesize delegate void setDelegate..

iPhone Data Usage Tracking/Monitoring

http://stackoverflow.com/questions/7946699/iphone-data-usage-tracking-monitoring

before marking this as DUPLICATE and not just by the subject. NSArray getDataCountersForType int type BOOL success struct ifaddrs addrs nil const struct ifaddrs cursor nil const struct sockaddr_dl dlAddr nil const struct if_data networkStatisc.. and not just by the subject. NSArray getDataCountersForType int type BOOL success struct ifaddrs addrs nil const struct ifaddrs cursor nil const struct sockaddr_dl dlAddr nil const struct if_data networkStatisc nil int dataSent 0 int dataReceived.. NSArray getDataCountersForType int type BOOL success struct ifaddrs addrs nil const struct ifaddrs cursor nil const struct sockaddr_dl dlAddr nil const struct if_data networkStatisc nil int dataSent 0 int dataReceived 0 success getifaddrs addrs..

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