Retired Document
Important: This sample code may not represent best practices for current development. The project may use deprecated symbols and illustrate technologies and techniques that are no longer recommended.
PMPrinterTestController.m
/* |
File: PMPrinterTestController.m |
Abstract: Obtains the printer list and extracts the data from it for the table view. |
Version: 2.0 |
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*/ |
#import <ApplicationServices/ApplicationServices.h> |
#import "PMPrinterTestController.h" |
@implementation PMPrinterTestController |
NSString *boolString(Boolean value) |
{ |
return value ? @"Yes" :@"No"; |
} |
-(void)makeList |
{ |
// Make an array to hold our printer info dictionaries |
NSMutableArray *printerInfoArray = [NSMutableArray array]; |
// First, grab a list of available printers |
CFArrayRef printerList; |
// Don't forget to check for errors in production code! |
PMServerCreatePrinterList(kPMServerLocal, &printerList); |
UInt32 numberOfPrinters = CFArrayGetCount(printerList); |
UInt32 printerIndex; |
// For each printer in the list |
for(printerIndex = 0; printerIndex < numberOfPrinters; printerIndex++) |
{ |
// Make a dictionary to hold our printer info |
NSMutableDictionary *printerInfo = [NSMutableDictionary dictionary]; |
// Get a reference to the printer |
PMPrinter printer =(PMPrinter)CFArrayGetValueAtIndex(printerList, printerIndex); |
// Find out its name |
CFStringRef printerName = PMPrinterGetName(printer); |
[printerInfo setObject:(id)printerName forKey:@"printerName"]; |
// Note the Printer Name is different from the queue name. |
CFStringRef printerID = PMPrinterGetID(printer); |
[printerInfo setObject:(id)printerID forKey:@"printerID"]; |
// is this the default printer? |
Boolean printerIsDefault = PMPrinterIsDefault(printer); |
[printerInfo setObject:boolString(printerIsDefault) forKey:@"isPrinterDefault"]; |
// Where is it? |
CFStringRef printerLocation = PMPrinterGetLocation(printer); |
[printerInfo setObject:(id)printerLocation forKey:@"printerLocation"]; |
// What state is it in? |
PMPrinterState printerState; |
PMPrinterGetState(printer, &printerState); |
NSString *stateString = nil; |
switch(printerState) |
{ |
case kPMPrinterIdle: |
stateString = @"Idle"; |
break; |
case kPMPrinterProcessing: |
stateString = @"Processing"; |
break; |
case kPMPrinterStopped: |
stateString = @"Stopped"; |
break; |
default: |
stateString = @"Unknown"; |
break; |
}; |
[printerInfo setObject:stateString forKey:@"printerState"]; |
// Get the URI (Uniform Resource Identifier). |
// A URI is much like an URL, as it defines the location and protocol of a device. |
CFURLRef printerURI; |
PMPrinterCopyDeviceURI(printer, &printerURI); |
[printerInfo setObject:(id)CFURLGetString(printerURI) forKey:@"printerURI"]; |
CFRelease(printerURI); |
// Is this one of the favorites? |
Boolean printerIsFavorite = PMPrinterIsFavorite(printer); |
[printerInfo setObject:boolString(printerIsFavorite) forKey:@"isPrinterFavorite"]; |
// Remote or Local? |
Boolean isRemoteP = false; |
PMPrinterIsRemote(printer, &isRemoteP); |
[printerInfo setObject:boolString(isRemoteP) forKey:@"isPrinterRemote"]; |
// Model Number? |
CFStringRef makeAndModel; |
PMPrinterGetMakeAndModelName(printer,&makeAndModel); |
[printerInfo setObject:(id)makeAndModel forKey:@"printerModel"]; |
// Add our printer info dictionary to the array |
[printerInfoArray addObject:printerInfo]; |
} |
CFRelease(printerList); |
[printerArrayController setContent:printerInfoArray]; |
} |
-(void)awakeFromNib |
{ |
[self makeList]; |
} |
-(void)refresh:(id)sender |
{ |
[self makeList]; |
} |
@end |
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