Andy Heydon heydona
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| @interface MealPlanScrollView () { | |
| NSMutableArray *_dayViews; | |
| NSInteger _numberOfDays; | |
| NSInteger _viewFirstDateNum; | |
| NSInteger _viewLastDateNum; | |
| NSInteger _todayDateNum; | |
| NSInteger _maxNumberOfDays; | |
| } |
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| - (void)willTransitionToState:(UITableViewCellStateMask)state { | |
| if ((state & UITableViewCellStateShowingDeleteConfirmationMask) == UITableViewCellStateShowingDeleteConfirmationMask) { | |
| // ... | |
| _showingConfirmation = YES; | |
| _cancelDeleteGesture = [[UITapGestureRecognizer alloc] initWithTarget:self action:@selector(deleteConfirmation:)]; | |
| [_table addGestureRecognizer:_cancelDeleteGesture]; |
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| - (void)delete:(id)sender { | |
| _isDeleting = YES; | |
| [self commitEdit:UITableViewCellEditingStyleDelete]; | |
| } | |
| - (void)commitEdit:(UITableViewCellEditingStyle)editStyle { | |
| [self willTransitionToState:UITableViewCellStateShowingEditControlMask]; | |
| if ([[_table dataSource] respondsToSelector:@selector(tableView:commitEditingStyle:forRowAtIndexPath:)]) { |
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| - (void)willTransitionToState:(UITableViewCellStateMask)state { | |
| CGRect f; | |
| if ((state & UITableViewCellStateShowingDeleteConfirmationMask) == UITableViewCellStateShowingDeleteConfirmationMask) { | |
| if (!_deleteButton) { | |
| _deleteButton = [MPButton buttonWithType:MPButtonTypeAlert withTitle:NSLocalizedString(@"Delete",@"Delete")]; | |
| [[_deleteButton titleLabel] setFont:[[UIFont buttonFont] changeFontSizeBy:-2]]; | |
| [_deleteButton addTarget:self action:@selector(delete:) forControlEvents:UIControlEventTouchUpInside]; |
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| - (void)willTransitionToState:(UITableViewCellStateMask)state { | |
| if ((state & UITableViewCellStateShowingDeleteConfirmationMask) == UITableViewCellStateShowingDeleteConfirmationMask) { | |
| } else { | |
| [super willTransitionToState:state]; | |
| } | |
| } |
heydona
/ gist:4347489
Created
December 20, 2012 18:26
Containers need to consult child view controllers about rotation events
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| - (BOOL)shouldAutorotate { | |
| BOOL autoRotate = YES; | |
| for (UIViewController *vc in [self childViewControllers]) { | |
| autoRotate = autoRotate && [vc shouldAutorotate]; | |
| } | |
| return autoRotate; | |
| } | |
| - (NSUInteger)supportedInterfaceOrientations { | |
| NSUInteger supported = IPAD ? UIInterfaceOrientationMaskAll : UIInterfaceOrientationMaskAllButUpsideDown; |
heydona
/ gist:4347450
Created
December 20, 2012 18:20
UINavigationController to consult top view controller about rotation
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| @implementation UINavigationController (Rotation) | |
| // iOS 6 | |
| - (BOOL)shouldAutorotate { | |
| return [[self topViewController] shouldAutorotate]; | |
| } | |
| - (NSUInteger)supportedInterfaceOrientations { | |
| return [[self topViewController] supportedInterfaceOrientations]; |
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| - (BOOL)shouldAutorotate { | |
| return IPAD ? YES : NO; | |
| } | |
| - (NSUInteger)supportedInterfaceOrientations { | |
| return IPAD ? UIInterfaceOrientationMaskAll : UIInterfaceOrientationMaskPortrait; | |
| } |
heydona
/ gist:4262110
Created
December 11, 2012 21:01
Implement properties using associated objects
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| @implementation UIViewController (RBPopoverPrivate) | |
| - (UIPopoverController *)hiddenPopoverController { | |
| return objc_getAssociatedObject(self, HiddenPopoverControllerKey); | |
| } | |
| - (void)setHiddenPopoverController:(UIPopoverController *)hiddenPopoverController { | |
| objc_setAssociatedObject(self, HiddenPopoverControllerKey, hiddenPopoverController, OBJC_ASSOCIATION_RETAIN_NONATOMIC); | |
| } |
heydona
/ gist:4261964
Created
December 11, 2012 20:42
Private category properties and associated object keys
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| static char const * const HiddenPopoverControllerKey = "HiddenPopoverController"; | |
| static char const * const HiddenPopoverContentKey = "HiddenPopoverContent"; | |
| static char const * const HiddenPopoverDelegateKey = "HiddenPopoverDelegate"; | |
| static char const * const HiddenPopoverPresentingRectKey = "HiddenPopoverPresentingRect"; | |
| static char const * const HiddenPopoverPresentingButtonKey = "HiddenPopoverPresentingButton"; | |
| static char const * const HiddenPopoverArrowDirectionKey = "HiddenPopoverArrowDirection"; | |
| static char const * const HiddenPopoverAnimatedKey = "HiddenPopoverAnimated"; | |
| static char const * const HiddenPopoverContentSizeKey = "HiddenPopoverContentSize"; | |
| static char const * const HiddenPopoverHidingInProgessKey = "HiddenPopoverHidingInProgress"; |
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