Synnefo » Pithos iOS Client

//

//  UIViewController+Conveniences.m

//

//  Created by Mike Mayo on 7/21/10.

//

#import "UIViewController+Conveniences.h"

#import "NSObject+Conveniences.h"

#import "OpenStackRequest.h"

#import "LogEntryModalViewController.h"

#import "APILogEntry.h"

#import "OpenStackAccount.h"

#import "ServerViewController.h"

#import "OpenStackAppDelegate.h"

#import "UIColor+MoreColors.h"

#import "ErrorAlerter.h"

#import "RootViewController.h"

#import "Analytics.h"

#define kUpcoming 0

#define kAllEvents 1

@implementation UIViewController (Conveniences)

-(void)cancelButtonPressed:(id)sender {

	[self dismissModalViewControllerAnimated:YES];

//    if ([self respondsToSelector:@selector(serverViewController)] && [self respondsToSelector:@selector(actionIndexPath)]) {

//        ServerViewController *vc = (ServerViewController *)[self performSelector:@selector(serverViewController)];

//        [vc.tableView deselectRowAtIndexPath:(NSIndexPath *)[self performSelector:@selector(actionIndexPath)] animated:YES];

//    }    

}

- (void)addCancelButton {

    UIBarButtonItem *cancel = [[UIBarButtonItem alloc] initWithBarButtonSystemItem:UIBarButtonSystemItemCancel target:self action:@selector(cancelButtonPressed:)];

    self.navigationItem.leftBarButtonItem = cancel;

    [cancel release];

}

- (void)addSaveButton {

    UIBarButtonItem *save = [[UIBarButtonItem alloc] initWithBarButtonSystemItem:UIBarButtonSystemItemSave target:self action:@selector(saveButtonPressed:)];

    self.navigationItem.rightBarButtonItem = save;

    [save release];

}

- (void)addAddButton {

    UIBarButtonItem *add = [[UIBarButtonItem alloc] initWithBarButtonSystemItem:UIBarButtonSystemItemAdd target:self action:@selector(addButtonPressed:)];

    self.navigationItem.rightBarButtonItem = add;

    [add release];

}

- (void)addDoneButton {

    UIBarButtonItem *done = [[UIBarButtonItem alloc] initWithBarButtonSystemItem:UIBarButtonSystemItemDone target:self action:@selector(doneButtonPressed:)];

    self.navigationItem.rightBarButtonItem = done;

    [done release];

}

- (void)addNextButton {

    UIBarButtonItem *next = [[UIBarButtonItem alloc] initWithTitle:@"Next" style:UIBarButtonItemStyleBordered target:self action:@selector(nextButtonPressed:)];

    self.navigationItem.rightBarButtonItem = next;

    [next release];

}

- (void)presentModalViewControllerWithNavigation:(UIViewController *)viewController animated:(BOOL)animated {

    UINavigationController *nav = [[UINavigationController alloc] initWithRootViewController:viewController];

    TrackViewController(viewController);

    if (UI_USER_INTERFACE_IDIOM() == UIUserInterfaceIdiomPad) {

        nav.modalPresentationStyle = UIModalPresentationFormSheet;

        nav.navigationBar.barStyle = UIBarStyleBlack;

        nav.navigationBar.opaque = NO;

    } else {

        nav.navigationBar.tintColor = self.navigationController.navigationBar.tintColor;

        nav.navigationBar.translucent = self.navigationController.navigationBar.translucent;

        nav.navigationBar.opaque = self.navigationController.navigationBar.opaque;

        nav.navigationBar.barStyle = self.navigationController.navigationBar.barStyle;    

    }

    [self.navigationController presentModalViewController:nav animated:animated];

    [nav release];

}

- (void)presentModalViewControllerWithNavigation:(UIViewController *)viewController {

    [self presentModalViewControllerWithNavigation:viewController animated:YES];

}

- (void)presentPrimaryViewController:(UIViewController *)viewController animated:(BOOL)animated {

    // if we're on iphone, do a regular push, on iPad, let's change the split view

    TrackViewController(viewController);

    if (UI_USER_INTERFACE_IDIOM() == UIUserInterfaceIdiomPad) {

        OpenStackAppDelegate *app = [[UIApplication sharedApplication] delegate];

        app.masterNavigationController.viewControllers = [NSArray arrayWithObject:viewController];

        if (app.rootViewController.popoverController != nil) {

            viewController.navigationItem.leftBarButtonItem = app.barButtonItem;

        }

    } else {

        [self.navigationController pushViewController:viewController animated:animated];

    }

}

- (void)presentPrimaryViewController:(UIViewController *)viewController {

    [self presentPrimaryViewController:viewController animated:YES];

}

- (void)alert:(NSString *)title message:(NSString *)message {

    UIAlertView *alert = [[UIAlertView alloc] initWithTitle:title message:message delegate:self cancelButtonTitle:@"OK" otherButtonTitles:nil];

	[alert show];

	[alert release];

}

- (void)alert:(NSString *)message request:(OpenStackRequest *)request {

    ErrorAlerter *alerter = [[ErrorAlerter alloc] init];

   if (request.responseStatusCode == 401) {

       message = [message stringByAppendingString:@"  Authorization failed.  Please check your User Name and API Key."];

   } else if (request.responseStatusCode == 503) {

       message = [message stringByAppendingString:@"  Service is currently unavailable.  Please try again later."];            

   }    

    [alerter alert:message request:request viewController:self];

}

- (void)failOnBadConnection {    

    NSUserDefaults *defaults = [NSUserDefaults standardUserDefaults];

    if (![defaults boolForKey:@"already_failed_on_connection"]) {

        [self alert:@"Connection Error" message:@"Please check your connection or API URL and try again."];

    }

    [defaults setBool:YES forKey:@"already_failed_on_connection"];

    [defaults synchronize];              

}

- (UITableViewCell *)tableView:(UITableView *)tableView emptyCellWithImage:(UIImage *)image title:(NSString *)title subtitle:(NSString *)subtitle deleteButtonTitle:(NSString *)deleteButtonTitle deleteButtonSelector:(SEL)deleteButtonSelector {

    static NSString *CellIdentifier = @"EmptyCell";

    UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:CellIdentifier];

    if (cell == nil) {

        cell = [[[UITableViewCell alloc] initWithStyle:UITableViewCellStyleDefault reuseIdentifier:CellIdentifier] autorelease];

    }

    UIView *container = [[UIView alloc] initWithFrame:CGRectMake(0.0, 0.0, 320.0, tableView.frame.size.height)];

    container.center = cell.center;

    container.autoresizingMask = UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin;

    UIImageView *imageView = [[UIImageView alloc] initWithImage:image];

    CGRect imageRect = CGRectMake(tableView.frame.size.width / 2.0 - imageView.frame.size.width / 2.0, (tableView.frame.size.height / 2.0 - imageView.frame.size.height / 2.0) - 35.0, imageView.frame.size.width, imageView.frame.size.height);

    if (deleteButtonTitle) {

        imageRect = CGRectMake(tableView.frame.size.width / 2.0 - imageView.frame.size.width / 2.0, (tableView.frame.size.height / 2.0 - imageView.frame.size.height / 2.0) - 78.0, imageView.frame.size.width, imageView.frame.size.height);

    }

    imageView.frame = imageRect;

    [container addSubview:imageView];

    [imageView release];

    UIFont *font = [UIFont boldSystemFontOfSize:18.0];

    CGSize size = [title sizeWithFont:font constrainedToSize:CGSizeMake(tableView.frame.size.width - 20.0, tableView.frame.size.height) lineBreakMode:UILineBreakModeWordWrap];

    CGRect rect = CGRectMake(10.0, imageView.frame.origin.y + imageView.frame.size.height + 20.0, tableView.frame.size.width - 20.0, size.height);    

    UILabel *label = [[UILabel alloc] initWithFrame:rect];

    label.numberOfLines = 0;

    label.lineBreakMode = UILineBreakModeWordWrap;

    label.font = font;

    label.textColor = [UIColor emptyCollectionGrayColor];

    label.text = title;

    label.textAlignment = UITextAlignmentCenter;

    [container addSubview:label];

    font = [UIFont boldSystemFontOfSize:14.0];

    size = [subtitle sizeWithFont:font constrainedToSize:CGSizeMake(tableView.frame.size.width - 20.0, tableView.frame.size.height) lineBreakMode:UILineBreakModeWordWrap];

    rect = CGRectMake(10.0, rect.origin.y + label.frame.size.height + 8.0, tableView.frame.size.width - 20.0, size.height);    

    UILabel *sublabel = [[UILabel alloc] initWithFrame:rect];

    sublabel.numberOfLines = 0;

    sublabel.lineBreakMode = UILineBreakModeWordWrap;

    sublabel.font = font;

    sublabel.textColor = [UIColor emptyCollectionGrayColor];

    sublabel.text = subtitle;

    sublabel.textAlignment = UITextAlignmentCenter;

    [container addSubview:sublabel];

    if (deleteButtonTitle) {

        rect = CGRectMake(10.0, rect.origin.y + sublabel.frame.size.height + 57.0, 301.0, 43.0);        

        UIButton *deleteButton = [UIButton buttonWithType:UIButtonTypeCustom];

        deleteButton.frame = rect;

        deleteButton.titleLabel.font = [UIFont boldSystemFontOfSize:18.0];

        [deleteButton setBackgroundImage:[UIImage imageNamed:@"red-button.png"] forState:UIControlStateNormal];

        [deleteButton setTitle:deleteButtonTitle forState:UIControlStateNormal];

        [deleteButton setTitleColor:[UIColor whiteColor] forState:UIControlStateNormal];

        [deleteButton addTarget:self action:deleteButtonSelector forControlEvents:UIControlEventTouchUpInside];

        [container addSubview:deleteButton];

    }

    [label release];

    [sublabel release];

    [cell addSubview:container];

    [container release];

    return cell;

}

- (UITableViewCell *)tableView:(UITableView *)tableView emptyCellWithImage:(UIImage *)image title:(NSString *)title subtitle:(NSString *)subtitle {

    return [self tableView:tableView emptyCellWithImage:image title:title subtitle:subtitle deleteButtonTitle:nil deleteButtonSelector:nil];

}

@end