这是我的问题。我有一个uitableview，它具有添加和编辑功能。首先，当我单击“添加”按钮时，它会显示一个包含三个组件的选取器视图。组件1包含项目列表（Select，proj1，proj2，proj3，proj4）。我选择proj3并点击提交。数据能够保存在数据库中。现在我的问题来了。保存的数据可以显示在tableview列表中。当我单击相应的记录时，它会导航到详细的编辑页面，我在选择器视图中未选择proj4。而是选择它作为选择跟随proj1，proj2，proj3等。这是下面的代码。
- (void)viewDidLoad
{
[super viewDidLoad];
self.txtstatus.delegate = self;
[self loaddata];
[self loadprojects];
[self loadtasks];
[self loadsubtasks];
[self Benefits];
txthours.enabled = NO;
}
-(void)Benefits
{
NSString *Benefitpost =[[NSString alloc] initWithFormat:@"username=%@",[self.projectpicker dataSource]];
NSString *Benefiturl = @"http://picker.com/GetBenefitTypes";
NSURL *url = [NSURL URLWithString:Benefiturl];
NSData *BenefitpostData = [Benefitpost dataUsingEncoding:NSASCIIStringEncoding allowLossyConversion:YES];
NSString *BenefitpostLength = [NSString stringWithFormat:@"%lu", (unsigned long)[BenefitpostData length]];
NSMutableURLRequest *Benefitrequest = [[NSMutableURLRequest alloc] init];
[Benefitrequest setURL:url];
[Benefitrequest setHTTPMethod:@"POST"];
[Benefitrequest setValue:BenefitpostLength forHTTPHeaderField:@"Content-Length"];
[Benefitrequest setValue:@"application/projectpicker" forHTTPHeaderField:@"Accept"];
[Benefitrequest setValue:@"application/jsonArray" forHTTPHeaderField:@"Content-Type"];
[Benefitrequest setHTTPBody:BenefitpostData];
NSError *error = [[NSError alloc] init];
NSHTTPURLResponse *response = nil;
NSData *BenefiturlData=[NSURLConnection sendSynchronousRequest:Benefitrequest returningResponse:&response error:&error];
NSURLRequest *BenefiturlRequest = [NSURLRequest requestWithURL:url
cachePolicy:NSURLRequestReturnCacheDataElseLoad
timeoutInterval:30];
// Make synchronous request
BenefiturlData = [NSURLConnection sendSynchronousRequest:BenefiturlRequest
returningResponse:&response
error:&error];
if ([response statusCode] >= 200 && [response statusCode] < 300)
{
NSString *BenefitresponseData = [NSJSONSerialization JSONObjectWithData:BenefiturlData
options:NSJSONReadingAllowFragments error:&error];
NSArray *Benefitentries = [NSJSONSerialization JSONObjectWithData:[BenefitresponseData dataUsingEncoding:NSUTF8StringEncoding]
options:0 error:&error];
if(!Benefitentries)
{
NSLog(@"Error : %@", error);
}
else{
for (NSDictionary *Benefitentry in Benefitentries) {
benID = [Benefitentries valueForKey:@"ID_LEAVES"];
BenefitNames = [Benefitentries valueForKey:@"NM_LEAVES"];
}
NSLog(@"BenefitNames : %@", BenefitNames);
_projectpicker.delegate = self;
_projectpicker.dataSource = self;
[self loadprojects];
}
} else {
}
}
-(void)loadprojects
{
NSString *post =[[NSString alloc] initWithFormat:@"username=%@",[self.projectpicker dataSource]];
//NSString *pickername = [self.projectpicker dataSource];
//NSString *key = @"Da9s^a2Rp4na6R$ikiAsav3Is@niWsa";
//NSString *encrypteduname = [AESCrypt encrypt:pickername password:key];
// Code for Project loading
NSString *projecturltemp = @"http://picker.com/GetAssignedProjects";
NSString *str = [[NSUserDefaults standardUserDefaults] valueForKey:@"UserLoginIdSession"];
NSString *usrid = str;
NSString * projecturl =[NSString stringWithFormat:@"%@/%@",projecturltemp,usrid];
NSURL *url = [NSURL URLWithString:projecturl];
NSData *postData = [post dataUsingEncoding:NSASCIIStringEncoding allowLossyConversion:YES];
NSString *postLength = [NSString stringWithFormat:@"%lu", (unsigned long)[postData length]];
NSMutableURLRequest *request = [[NSMutableURLRequest alloc] init];
[request setURL:url];
[request setHTTPMethod:@"POST"];
[request setValue:postLength forHTTPHeaderField:@"Content-Length"];
[request setValue:@"application/projectpicker" forHTTPHeaderField:@"Accept"];
[request setValue:@"application/jsonArray" forHTTPHeaderField:@"Content-Type"];
[request setHTTPBody:postData];
NSError *error = [[NSError alloc] init];
NSHTTPURLResponse *response = nil;
NSData *urlData=[NSURLConnection sendSynchronousRequest:request returningResponse:&response error:&error];
NSURLRequest *urlRequest = [NSURLRequest requestWithURL:url
cachePolicy:NSURLRequestReturnCacheDataElseLoad
timeoutInterval:30];
// Make synchronous request
urlData = [NSURLConnection sendSynchronousRequest:urlRequest
returningResponse:&response
error:&error];
if ([response statusCode] >= 200 && [response statusCode] < 300)
{
NSString *responseData = [NSJSONSerialization JSONObjectWithData:urlData
options:NSJSONReadingAllowFragments error:&error];
NSArray *entries = [NSJSONSerialization JSONObjectWithData:[responseData dataUsingEncoding:NSUTF8StringEncoding]
options:0 error:&error];
if(!entries)
{
NSLog(@"Error : %@", error);
}
else{
for (NSDictionary *entry in entries) {
projID = [entries valueForKey:@"ID_PROJECT"];
projectNames = [entries valueForKey:@"NM_PROJECT"];
}
randomSelection=[BenefitNames arrayByAddingObjectsFromArray:projectNames];
randomSelectionID = [benID arrayByAddingObjectsFromArray:projID];
//NSLog(@"Error : %@", projectNames);
//NSLog(@"projID : %@", projID);
_projectpicker.delegate = self;
_projectpicker.dataSource = self;
}
} else {
}
}
-(void)loadtasks
{
// Code for Tasks loading
NSString *post =[[NSString alloc] initWithFormat:@"username=%@",[self.projectpicker dataSource]];
NSString *nsTaskurllocal = @"http://picker.com/GetAssignedTasks/";
NSString *str = [[NSUserDefaults standardUserDefaults] valueForKey:@"UserLoginIdSession"];
NSString *usrid = str;
NSString * productIdString =[NSString stringWithFormat:@"%@/%@",lblProjects.text,usrid];
//NSLog(@"aString : %@", productIdString);
NSString *aString = [nsTaskurllocal stringByAppendingString:productIdString];
NSURL *nstaskurl = [NSURL URLWithString:aString];
//NSLog(@"nstaskurl : %@", nstaskurl);
NSData *nstaskpostData = [post dataUsingEncoding:NSASCIIStringEncoding allowLossyConversion:YES];
NSString *nstaskpostLength = [NSString stringWithFormat:@"%lu", (unsigned long)[nstaskpostData length]];
NSMutableURLRequest *nstaskrequest = [[NSMutableURLRequest alloc] init];
[nstaskrequest setURL:nstaskurl];
[nstaskrequest setHTTPMethod:@"POST"];
[nstaskrequest setValue:nstaskpostLength forHTTPHeaderField:@"Content-Length"];
[nstaskrequest setValue:@"application/projectpicker" forHTTPHeaderField:@"Accept"];
[nstaskrequest setValue:@"application/jsonArray" forHTTPHeaderField:@"Content-Type"];
[nstaskrequest setHTTPBody:nstaskpostData];
NSError *nstaskerror = [[NSError alloc] init];
NSHTTPURLResponse *nstaskresponse = nil;
NSData *nstaskurlData=[NSURLConnection sendSynchronousRequest:nstaskrequest returningResponse:&nstaskresponse error:&nstaskerror];
NSURLRequest *nstaskurlRequest = [NSURLRequest requestWithURL:nstaskurl
cachePolicy:NSURLRequestReturnCacheDataElseLoad
timeoutInterval:30];
// Make synchronous request
nstaskurlData = [NSURLConnection sendSynchronousRequest:nstaskurlRequest
returningResponse:&nstaskresponse
error:&nstaskerror];
if ([nstaskresponse statusCode] >= 200 && [nstaskresponse statusCode] < 300)
{
NSString *nstaskresponseData = [NSJSONSerialization JSONObjectWithData:nstaskurlData
options:NSJSONReadingAllowFragments error:&nstaskerror];
NSArray *nstaskentries = [NSJSONSerialization JSONObjectWithData:[nstaskresponseData dataUsingEncoding:NSUTF8StringEncoding]
options:0 error:&nstaskerror];
if(!nstaskentries)
{
NSLog(@"Error : %@", nstaskerror);
}
else{
for (NSDictionary *nstaskentry in nstaskentries) {
taskID = [nstaskentries valueForKey:@"ID_TASK"];
taskNames = [nstaskentries valueForKey:@"TASk_NAME"];
//NSLog(@"Error : %@", taskNames); //log to see the result in console // by Kiran
}
_projectpicker.delegate = self;
_projectpicker.dataSource = self;
}
} else {
}
}
-(void)loadsubtasks
{
// Code for Sub Tasks loading
NSString *post =[[NSString alloc] initWithFormat:@"username=%@",[self.projectpicker dataSource]];
NSString *nssubTaskurllocal = @"http://picker.com/GetAssignedSubTasks/";
NSString *str = [[NSUserDefaults standardUserDefaults] valueForKey:@"UserLoginIdSession"];
NSString *usrid = str;
NSString * subproductIdString =[NSString stringWithFormat:@"%@/%@",lblTasks.text,usrid];
//NSLog(@"asubString : %@", subproductIdString);
NSString *aString = [nssubTaskurllocal stringByAppendingString:subproductIdString];
NSURL *nssubtaskurl = [NSURL URLWithString:aString];
//NSLog(@"nsubstaskurl : %@", nssubtaskurl);
NSData *nssubtaskpostData = [post dataUsingEncoding:NSASCIIStringEncoding allowLossyConversion:YES];
NSString *nssubtaskpostLength = [NSString stringWithFormat:@"%lu", (unsigned long)[nssubtaskpostData length]];
NSMutableURLRequest *nssubtaskrequest = [[NSMutableURLRequest alloc] init];
[nssubtaskrequest setURL:nssubtaskurl];
[nssubtaskrequest setHTTPMethod:@"POST"];
[nssubtaskrequest setValue:nssubtaskpostLength forHTTPHeaderField:@"Content-Length"];
[nssubtaskrequest setValue:@"application/projectpicker" forHTTPHeaderField:@"Accept"];
[nssubtaskrequest setValue:@"application/jsonArray" forHTTPHeaderField:@"Content-Type"];
[nssubtaskrequest setHTTPBody:nssubtaskpostData];
NSError *nssubtaskerror = [[NSError alloc] init];
NSHTTPURLResponse *nssubtaskresponse = nil;
NSData *nssubtaskurlData=[NSURLConnection sendSynchronousRequest:nssubtaskrequest returningResponse:&nssubtaskresponse error:&nssubtaskerror];
NSURLRequest *nssubtaskurlRequest = [NSURLRequest requestWithURL:nssubtaskurl
cachePolicy:NSURLRequestReturnCacheDataElseLoad
timeoutInterval:30];
// Make synchronous request
nssubtaskurlData = [NSURLConnection sendSynchronousRequest:nssubtaskurlRequest
returningResponse:&nssubtaskresponse
error:&nssubtaskerror];
if ([nssubtaskresponse statusCode] >= 200 && [nssubtaskresponse statusCode] < 300)
{
NSString *nssubtaskresponseData = [NSJSONSerialization JSONObjectWithData:nssubtaskurlData
options:NSJSONReadingAllowFragments error:&nssubtaskerror];
NSArray *nssubtaskentries = [NSJSONSerialization JSONObjectWithData:[nssubtaskresponseData dataUsingEncoding:NSUTF8StringEncoding]
options:0 error:&nssubtaskerror];
if(!nssubtaskentries)
{
NSLog(@"Error : %@", nssubtaskentries);
}
else{
for (NSDictionary *nssubtaskentry in nssubtaskentries) {
subtskID = [nssubtaskentries valueForKey:@"ID_SUB_TASK"];
subtaskNames = [nssubtaskentries valueForKey:@"SUBTASK_NAME"];
//NSLog(@"Error : %@", subtaskNames); //log to see the result in console // by Kiran
}
_projectpicker.delegate = self;
_projectpicker.dataSource = self;
}
} else {
}
}
-(void)loaddata
{
NSString *eventDate = self.projidstocancel;
[[NSUserDefaults standardUserDefaults] setObject:eventDate forKey:@"Eventdate"];
[[NSUserDefaults standardUserDefaults] synchronize];
NSString *post =[[NSString alloc] initWithFormat:@"username=%@",[self.projectpicker dataSource]];
//NSString *pickername = [self.projectpicker dataSource];
//NSString *key = @"Da9s^a2Rp4na6R$ikiAsav3Is@niWsa";
//NSString *encrypteduname = [AESCrypt encrypt:pickername password:key];
// Code for Project loading
NSString *projecturltemp = @"http://picker.com/GetDetailsByID";
NSString *str = [[NSUserDefaults standardUserDefaults] valueForKey:@"UserLoginIdSession"];
NSString *usrid = str;
NSString * projecturl =[NSString stringWithFormat:@"%@/%@",projecturltemp,self.hdnRowcount];
NSURL *url = [NSURL URLWithString:projecturl];
NSLog(@"projecturl : %@", projecturl);
NSData *postData = [post dataUsingEncoding:NSASCIIStringEncoding allowLossyConversion:YES];
NSString *postLength = [NSString stringWithFormat:@"%lu", (unsigned long)[postData length]];
NSMutableURLRequest *request = [[NSMutableURLRequest alloc] init];
[request setURL:url];
[request setHTTPMethod:@"POST"];
[request setValue:postLength forHTTPHeaderField:@"Content-Length"];
[request setValue:@"application/projectpicker" forHTTPHeaderField:@"Accept"];
[request setValue:@"application/jsonArray" forHTTPHeaderField:@"Content-Type"];
[request setHTTPBody:postData];
NSError *error = [[NSError alloc] init];
NSHTTPURLResponse *response = nil;
NSData *urlData=[NSURLConnection sendSynchronousRequest:request returningResponse:&response error:&error];
NSURLRequest *urlRequest = [NSURLRequest requestWithURL:url
cachePolicy:NSURLRequestReturnCacheDataElseLoad
timeoutInterval:30];
// Make synchronous request
urlData = [NSURLConnection sendSynchronousRequest:urlRequest
returningResponse:&response
error:&error];
if ([response statusCode] >= 200 && [response statusCode] < 300)
{
NSString *responseData = [NSJSONSerialization JSONObjectWithData:urlData
options:NSJSONReadingAllowFragments error:&error];
NSArray *entries = [NSJSONSerialization JSONObjectWithData:[responseData dataUsingEncoding:NSUTF8StringEncoding]
options:0 error:&error];
if(!entries)
{
NSLog(@"Error : %@", error);
}
else{
for (NSDictionary *entry in entries) {
projectNames = [entries valueForKey:@"NM_PROJECT"];
taskNames = [entries valueForKey:@"TASk_NAME"];
subtaskNames = [entries valueForKey:@"SUBTASK_NAME"];
hdnlblProjects.text = [[entries valueForKey:@"NM_PROJECT"]componentsJoinedByString:@""];
hdnlblTasks.text = [[entries valueForKey:@"TASk_NAME"]componentsJoinedByString:@""];
hdnlblSubTasks.text = [[entries valueForKey:@"SUBTASK_NAME"]componentsJoinedByString:@""];
txthours.text = [[entries valueForKey:@"No_Hours"]componentsJoinedByString:@""];
txtstatus.text = [[entries valueForKey:@"STATUS"]componentsJoinedByString:@""];
}
hrsdiff1 = [txthours.text floatValue];
//NSLog(@"taskNames : %@", taskNames);
//NSLog(@"subtask : %@", subtaskNames);
}
} else {
}
}
-(NSInteger)numberOfComponentsInPickerView:(UIPickerView *)pickerView
{
return 3;
}
-(NSInteger)pickerView:(UIPickerView *)pickerView numberOfRowsInComponent:(NSInteger)component
{
int numberofRows = 0;
switch (component) {
case 0:
numberofRows = [randomSelection count];
[pickerView reloadComponent:1];
break;
case 1:
numberofRows = [taskNames count];
[pickerView reloadComponent:2];
break;
case 2:
numberofRows = [subtaskNames count];
break;
}
return numberofRows;
}
-(NSString *)pickerView:(UIPickerView *)pickerView titleForRow:(NSInteger)row forComponent:(NSInteger)component
{
NSString *title;
if(component == 0) {
[pickerView reloadComponent:1];
[pickerView reloadComponent:2];
title = [randomSelection objectAtIndex:row];
}
else if (component == 1){
[pickerView reloadComponent:2];
title = [taskNames objectAtIndex:row];
}
else{
title = [subtaskNames objectAtIndex:row];
}
return title;
}
-(void)pickerView:(UIPickerView *)pickerView didSelectRow:(NSInteger)row inComponent:(NSInteger)component
{
//NSLog(@"%@",myArrayString);
//NSLog(@"%@",myTaskArrayString);
if(component == 0){
NSNumber *myProjectArrayString = [randomSelectionID objectAtIndex:row];
lblProjects.text = [NSString stringWithFormat:@"%@",myProjectArrayString];
lblProjects.hidden = YES;
hdnlblProjects.text = [randomSelection objectAtIndex:[pickerView selectedRowInComponent:0]];
[self loadtasks];
[pickerView reloadComponent:1];
[pickerView reloadComponent:2];
}
//lblProjects.hidden = YES;
else if(component == 1)
{
NSNumber *myTaskArrayString = [taskID objectAtIndex:row];
lblTasks.text = [NSString stringWithFormat:@"%@",myTaskArrayString];
lblTasks.hidden = YES;
hdnlblTasks.text = [taskNames objectAtIndex:[pickerView selectedRowInComponent:1]];
[self loadsubtasks];
[pickerView reloadComponent:2];
}
else if(component == 2)
{
NSNumber *mysubtaskArrayString = [subtskID objectAtIndex:row];
lblSubTasks.text = [NSString stringWithFormat:@"%@",mysubtaskArrayString];
NSLog(@"%@",lblSubTasks.text);
lblSubTasks.hidden = YES;
hdnlblSubTasks.text = [subtaskNames objectAtIndex:[pickerView selectedRowInComponent:2]];
//lblTasks.text = [taskNames objectAtIndex:[pickerView selectedRowInComponent:1]];
//lblTasks.text = [NSString stringWithFormat:@"%@", myTaskArrayString];
//lblSubTasks.text = [subtaskNames objectAtIndex:[pickerView selectedRowInComponent:2]];
}
}