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Multiple selection and custom cell feature #89

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Multiple selection and custom cell feature #89

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2cdcb82
feature: date multiple selection
Pikaurd Mar 10, 2016
ae321c5
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Pikaurd Mar 10, 2016
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19 changes: 19 additions & 0 deletions PDTSimpleCalendar/PDTSimpleCalendarViewController.h
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Original file line number Diff line number Diff line change
Expand Up @@ -154,4 +154,23 @@
*/
- (UIColor *)simpleCalendarViewController:(PDTSimpleCalendarViewController *)controller textColorForDate:(NSDate *)date;

/** @name Date cell Customization */

/**
* Asks the delegate custom date cell
*
* @return Customized date cell should be inherited from `PSTSimpleCalenderViewCell`
*/
- (Class)customCollectionViewCellClass;

/**
* Give delegate a chance to manipulate custom date cell
*
* @param cell the calendarView cell
* @param date the date of cell
*
* @return YES if the calendar must ask the delegate for text and circle color, NO if it should use default values.
*/
- (void)customCellManipulate:(UICollectionViewCell * __nonnull)cell withDate:( NSDate * _Nullable )date;

@end;
24 changes: 20 additions & 4 deletions PDTSimpleCalendar/PDTSimpleCalendarViewController.m
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Original file line number Diff line number Diff line change
Expand Up @@ -206,9 +206,11 @@ - (void)setSelectedDate:(NSDate *)newSelectedDate
return;
}


[[self cellForItemAtDate:_selectedDate] setSelected:NO];
[[self cellForItemAtDate:startOfDay] setSelected:YES];
// Don't clear other cell circle if collectionView in multipleSelection mode
if (!self.collectionView.allowsMultipleSelection) {
[[self cellForItemAtDate:_selectedDate] setSelected:NO];
[[self cellForItemAtDate:startOfDay] setSelected:YES];
}

_selectedDate = startOfDay;

Expand Down Expand Up @@ -271,7 +273,15 @@ - (void)viewDidLoad
// Do any additional setup after loading the view.

//Configure the Collection View
[self.collectionView registerClass:[PDTSimpleCalendarViewCell class] forCellWithReuseIdentifier:PDTSimpleCalendarViewCellIdentifier];
Class collectionViewCellClass;
// if delegate offer a custom cell
if ([self.delegate respondsToSelector:@selector(customCollectionViewCellClass)]) {
collectionViewCellClass = [self.delegate customCollectionViewCellClass]; // use it
}
else {
collectionViewCellClass = [PDTSimpleCalendarViewCell class]; // otherwise use default cell
}
[self.collectionView registerClass:collectionViewCellClass forCellWithReuseIdentifier:PDTSimpleCalendarViewCellIdentifier];
[self.collectionView registerClass:[PDTSimpleCalendarViewHeader class] forSupplementaryViewOfKind:UICollectionElementKindSectionHeader withReuseIdentifier:PDTSimpleCalendarViewHeaderIdentifier];

self.collectionView.delegate = self;
Expand Down Expand Up @@ -399,6 +409,12 @@ - (UICollectionViewCell *)collectionView:(UICollectionView *)collectionView cell
if (![self isEnabledDate:cellDate] || isCustomDate) {
[cell refreshCellColors];
}

// let delegate manipulate cell
if ([self.delegate respondsToSelector:@selector(customCellManipulate:withDate:)]) {
BOOL hasDate = cellDateComponents.month == firstOfMonthsComponents.month;
[self.delegate customCellManipulate:cell withDate:hasDate ? cellDate : nil];
}

//We rasterize the cell for performances purposes.
//The circle background is made using roundedCorner which is a super expensive operation, specially with a lot of items on the screen to display (like we do)
Expand Down