CFUserNotificationCreate.m

typedef struct __CFUserNotification *CFUserNotificationRef;
FOUNDATION_EXTERN CFUserNotificationRef CFUserNotificationCreate ( CFAllocatorRef allocator, CFTimeInterval timeout, CFOptionFlags flags, SInt32 *error, CFDictionaryRef dictionary );
FOUNDATION_EXTERN SInt32 CFUserNotificationReceiveResponse ( CFUserNotificationRef userNotification, CFTimeInterval timeout, CFOptionFlags *responseFlags );
FOUNDATION_EXTERN CFDictionaryRef CFUserNotificationGetResponseDictionary ( CFUserNotificationRef userNotification );
//官方使用例子
SInt32 CFUserNotificationDisplayNotice(CFTimeInterval timeout, CFOptionFlags flags, CFURLRef iconURL, CFURLRef soundURL, CFURLRef localizationURL, CFStringRef alertHeader, CFStringRef alertMessage, CFStringRef defaultButtonTitle) {
    CHECK_FOR_FORK();
    CFUserNotificationRef userNotification;
    SInt32 retval = ERR_SUCCESS;
    CFMutableDictionaryRef dict = CFDictionaryCreateMutable(kCFAllocatorSystemDefault, 0, &kCFCopyStringDictionaryKeyCallBacks, &kCFTypeDictionaryValueCallBacks);
    if (iconURL) CFDictionaryAddValue(dict, kCFUserNotificationIconURLKey, iconURL);
    if (soundURL) CFDictionaryAddValue(dict, kCFUserNotificationSoundURLKey, soundURL);
    if (localizationURL) CFDictionaryAddValue(dict, kCFUserNotificationLocalizationURLKey, localizationURL);
    if (alertHeader) CFDictionaryAddValue(dict, kCFUserNotificationAlertHeaderKey, alertHeader);
    if (alertMessage) CFDictionaryAddValue(dict, kCFUserNotificationAlertMessageKey, alertMessage);
    if (defaultButtonTitle) CFDictionaryAddValue(dict, kCFUserNotificationDefaultButtonTitleKey, defaultButtonTitle);
    userNotification = CFUserNotificationCreate(kCFAllocatorSystemDefault, timeout, flags, &retval, dict);
    if (userNotification) CFRelease(userNotification);
    CFRelease(dict);
    return retval;
}

//例子0： https://github.com/naota/diskdev_cmds/blob/73f17c3b6543b6224c0958a649783809a833dace/nofs.tproj/ui.c

	noteRef = CFUserNotificationCreate(NULL, 60,
	                   kCFUserNotificationCautionAlertLevel,
	                   &error,
	                   noteDict);


// CFUserNotificationCreate 的使用例子
//例子一
	CFUserNotificationRef notif = CFUserNotificationCreate(kCFAllocatorDefault, 0, 0, NULL, (__bridge CFDictionaryRef)parameters);
//例子二
	CFUserNotificationRef userNotification = CFUserNotificationCreate(
		NULL, //Default Allocater
		0, //No timeout
		kCFUserNotificationPlainAlertLevel, //Normal alert
		NULL, //We don't need the response
		CFDictionaryCreate(0, keys, values, sizeof(keys)/sizeof(*keys), &kCFTypeDictionaryKeyCallBacks, &kCFTypeDictionaryValueCallBacks)
	);
	CFUserNotificationReceiveResponse(userNotification, 0, NULL);
	CFStringRef resultString = CFUserNotificationGetResponseValue(userNotification, kCFUserNotificationTextFieldValuesKey, 0);
	CFStringGetCString(resultString, result, maxChars, kCFStringEncodingUTF8);
//例子三
        tempDict = CFDictionaryCreate(NULL, (const void **)keys, (const void **)values, 3, &kCFTypeDictionaryKeyCallBacks,  &kCFTypeDictionaryValueCallBacks);
        _userNotification = CFUserNotificationCreate(NULL, 1000, kCFUserNotificationPlainAlertLevel, NULL, tempDict);
        CFOptionFlags responseFlags = CFUserNotificationPopUpSelection(0);
        int x = CFUserNotificationReceiveResponse(_userNotification, 1000, &responseFlags);        
        CFDictionaryRef response = CFUserNotificationGetResponseDictionary(_userNotification);
        NSLog(@"response: %@", response);
        
// 例子四
    CFDictionaryRef dict = CFDictionaryCreate(0, keys, vals,
                                              sizeof(keys)/sizeof(*keys),
                                              &kCFTypeDictionaryKeyCallBacks,
                                              &kCFTypeDictionaryValueCallBacks);
    pDlg = CFUserNotificationCreate(kCFAllocatorDefault, 0,
                                    kCFUserNotificationPlainAlertLevel,
                                    &nRes, dict);
//例子5
        m_dialog = CFUserNotificationCreate(
                kCFAllocatorDefault,
                0,
                kCFUserNotificationPlainAlertLevel,
                &m_result,
                dictionary.reference()
                );
//例子6 ios-ssh-askpass https://github.com/rephorm/ios-ssh-askpass/blob/8ee6a9a835e231e8b2ea4c5f48dbf2b402b6ab48/main.mm
int main(int argc, char **argv, char **envp) {
  int title_allocated = 0;
  const void *keys[] = {kCFUserNotificationAlertHeaderKey,
                        kCFUserNotificationDefaultButtonTitleKey,
                        kCFUserNotificationAlternateButtonTitleKey,
                        kCFUserNotificationTextFieldTitlesKey
                       };
  const void *values[] = {CFSTR("Please enter your ssh key passphrase"), // default title get's replaced below 
                          CFSTR("Ok"),
                          CFSTR("Cancel"),
                          CFSTR("Passphrase"),
                         };
  if (argc > 1) {
    values[0] = CFStringCreateWithCString(NULL, argv[1], kCFStringEncodingUTF8);
    title_allocated = 1;
  }
  CFDictionaryRef params = CFDictionaryCreate(0, keys, values, sizeof(keys) / sizeof(*keys), &kCFTypeDictionaryKeyCallBacks, &kCFTypeDictionaryValueCallBacks);
  SInt32 err = 0;
  CFUserNotificationRef ref;
  ref = CFUserNotificationCreate(kCFAllocatorDefault, 0,
                                 kCFUserNotificationPlainAlertLevel |
                                 //kCFUserNotificationNoDefaultButtonFlag |
                                 CFUserNotificationSecureTextField(0),
                                 &err,
                                 params);
  CFOptionFlags response;
  CFUserNotificationReceiveResponse(ref, 0, &response);
  if ((response & 0x3) == kCFUserNotificationDefaultResponse) {
    CFStringRef str = CFUserNotificationGetResponseValue(ref, kCFUserNotificationTextFieldValuesKey, 0);
    if (title_allocated) CFRelease(values[0]);
    puts([(NSString *)str UTF8String]);
    return 0;
  } else {
    return -1;
  }
}
// vim:ft=objc

//例子7https://github.com/lanayotech/vagrant-manager/blob/e5a129ed78d131731d4a5bcf94c12c822f37d433/Vagrant%20Manager/PasswordHelper.m
	CFUserNotificationRef passwordDialog;
    NSDictionary *panelDict = [NSDictionary dictionaryWithObjectsAndKeys:
                               @"Enter Your Password", kCFUserNotificationAlertHeaderKey,
                               @"Vagrant Requested Administrator Privileges", kCFUserNotificationAlertMessageKey,
							   @"", kCFUserNotificationTextFieldTitlesKey,
							   @"Cancel", kCFUserNotificationAlternateButtonTitleKey,
                               (__bridge CFURLRef)iconUrl, kCFUserNotificationIconURLKey,
							   nil];
    passwordDialog = CFUserNotificationCreate(kCFAllocatorDefault,
											  0,
											  kCFUserNotificationPlainAlertLevel
											  |
											  CFUserNotificationSecureTextField(0),
											  &error,
											  (__bridge CFDictionaryRef)panelDict);
//例子8 https://github.com/ioshomebrew/libcydianotifications/blob/294a4f4d3a20a5101c8af592d5236daf136918ca/libcydianotifications/Notifications.m
-(void) showAlert {    
    NSMutableDictionary* dict = [NSMutableDictionary dictionary];
    [dict setObject: @"Alert!" forKey: (__bridge NSString*)kCFUserNotificationAlertHeaderKey];
    [dict setObject: @"Updates Ready!" forKey: (__bridge NSString*)kCFUserNotificationAlertMessageKey];
    [dict setObject: @"View" forKey:(__bridge NSString*)kCFUserNotificationDefaultButtonTitleKey];
    [dict setObject: @"Cancel" forKey:(__bridge NSString*)kCFUserNotificationAlternateButtonTitleKey];    
    SInt32 error = 0;
    CFUserNotificationRef alert =
    CFUserNotificationCreate(NULL, 0, kCFUserNotificationPlainAlertLevel, &error, (__bridge CFDictionaryRef)dict);    
    CFOptionFlags response;
    // we block, waiting for a response, for up to 10 seconds
    if((error) || (CFUserNotificationReceiveResponse(alert, 10, &response))) {
        NSLog(@"alert error or no user response after 10 seconds");
    } else if((response & 0x3) == kCFUserNotificationAlternateResponse) {
        // user clicked on Cancel ... just do nothing
        NSLog(@"cancel");
    } else if((response & 0x3) == kCFUserNotificationDefaultResponse) {
        // user clicked on View ... so, open the UI App
        NSLog(@"view");
        [self openApp];
    }
    CFRelease(alert);
}
//例子9
void NS_INLINE dt_warn_permissions(void) {
    CFDictionaryRef alert_flags = (__bridge CFDictionaryRef)@{
        (id)kCFUserNotificationAlertHeaderKey: NSLocalizedString(@"DeltaService is not powerful enough to complete your request.", @"no tl please"),
        (id)kCFUserNotificationAlertMessageKey: NSLocalizedString(@"Elevating to root is not supported yet. Please update manually.", @"no tl please")};
    CFUserNotificationRef warning = NULL;
    warning = CFUserNotificationCreate(kCFAllocatorDefault, 0, kCFUserNotificationCautionAlertLevel, NULL, alert_flags);
    CFRelease(warning);
}