TouchInstinct
/
XLPagerTabStrip
318
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

UIBarButtonItem supported

This commit is contained in:
pastorin 2015-04-08 16:05:14 -03:00
parent 1fcf200a6e
commit da0877816e
1 changed files with 54 additions and 35 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

89
XLPagerTabStrip/XL/Controllers/XLTwitterPagerTabStripViewController.m
View File

@ -44,29 +44,31 @@
target:self
action:nil];
UIBarButtonItem *searchButton = [[UIBarButtonItem alloc]
initWithTitle:@"Flip"
initWithTitle:@"Search"
style:UIBarButtonItemStyleDone
target:self
action:nil];
self.navigationItem.rightBarButtonItems = [NSArray arrayWithObjects:flipButton, searchButton, nil];
self.navigationItem.leftBarButtonItem = flipButton;
[self reloadNavigatorContainerView];
[self reloadNavigationViewItems];
}
-(void)viewWillAppear:(BOOL)animated
{
[super viewWillAppear:animated];
[self.navigationView setFrame:CGRectMake(0, 0, CGRectGetWidth(self.navigationController.navigationBar.frame) , CGRectGetHeight(self.navigationController.navigationBar.frame))];
[self setCurrentNavigationScrollViewOffset];
[self.navigationView addObserver:self forKeyPath:@"frame" options:NSKeyValueObservingOptionNew | NSKeyValueObservingOptionOld context:0];
}
-(void)reloadPagerTabStripView
{
[super reloadPagerTabStripView];
if ([self isViewLoaded])
{
[self reloadNavigatorContainerView];
[self setCurrentNavigationScrollViewOffset];
[self reloadNavigationViewItems];
[self setNavigationViewItemsPosition];
}
}
@ -78,8 +80,6 @@
if (_navigationView) return _navigationView;
_navigationView = [[UIView alloc] init];
_navigationView.autoresizingMask = UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight;
_navigationView.frame = CGRectMake(0, 0, CGRectGetWidth(self.navigationController.navigationBar.frame) - 16, CGRectGetHeight(self.navigationController.navigationBar.frame));
[_navigationView setBackgroundColor:[UIColor redColor]];
return _navigationView;
}
@ -147,51 +147,77 @@
}
#pragma mark - KVO
-(void)observeValueForKeyPath:(NSString *)keyPath ofObject:(id)object change:(NSDictionary *)change context:(void *)context
{
if ((object == self.navigationItem.titleView && [keyPath isEqualToString:@"frame"])){
if ([[change objectForKey:NSKeyValueChangeKindKey] isEqualToNumber:@(NSKeyValueChangeSetting)]){
CGRect oldRect = [change[NSKeyValueChangeOldKey] CGRectValue];
CGRect newRect = [change[NSKeyValueChangeNewKey] CGRectValue];
if (!CGRectEqualToRect(newRect,oldRect)) {
[self.navigationScrollView setFrame:CGRectMake(0, 0, CGRectGetWidth(self.navigationView.frame) , CGRectGetHeight(self.navigationScrollView.frame))];
[self setNavigationViewItemsPosition];
}
}
}
}
-(void)dealloc
{
[self.navigationView removeObserver:self forKeyPath:@"frame"];
}
#pragma mark - Helpers
-(void)reloadNavigatorContainerView
-(void)reloadNavigationViewItems
{
[self.navigationItemsViews enumerateObjectsUsingBlock:^(id obj, NSUInteger idx, BOOL *stop) {
[obj removeFromSuperview];
}];
[self.navigationItemsViews removeAllObjects];
__block NSMutableArray *items = [[NSMutableArray alloc] init];
[self.pagerTabStripChildViewControllers enumerateObjectsUsingBlock:^(id obj, NSUInteger idx, BOOL *stop) {
NSAssert([obj conformsToProtocol:@protocol(XLPagerTabStripChildItem)], @"child view controller must conform to XLPagerTabStripChildItem");
UIViewController<XLPagerTabStripChildItem> * childViewController = (UIViewController<XLPagerTabStripChildItem> *)obj;
if ([childViewController respondsToSelector:@selector(titleForPagerTabStripViewController:)]){
UILabel *navTitleLabel = [self createNewLabelWithText:[childViewController titleForPagerTabStripViewController:self]];
[navTitleLabel setAlpha: self.currentIndex == idx ? 1 : 0];
[items addObject:navTitleLabel];
[_navigationScrollView addSubview:navTitleLabel];
[_navigationItemsViews addObject:navTitleLabel];
}
}];
}
-(void)setNavigationViewItemsPosition
{
CGFloat distance = [self getDistanceValue];
[items enumerateObjectsUsingBlock:^(id obj, NSUInteger idx, BOOL *stop) {
if([obj isKindOfClass:UIView.class])
[self addNavigationViewItem:obj index:idx];
[self.navigationItemsViews enumerateObjectsUsingBlock:^(id obj, NSUInteger idx, BOOL *stop) {
int index = (int)idx;
UIView *view = (UIView *)obj;
CGSize viewSize = [view isKindOfClass:[UILabel class]] ? [self getLabelSize:(UILabel*)view] : view.frame.size;
CGFloat originX = (distance - viewSize.width/2) + index * distance;
view.frame = (CGRect){originX, 8, viewSize.width, viewSize.height};
view.tag = index;
}];
UIAccelerationValue xOffset = distance * self.currentIndex;
[self.navigationScrollView setContentOffset:CGPointMake(xOffset, 0)];
// Update Navigation Page Control
[self.navigationPageControl setNumberOfPages:[self.navigationItemsViews count]];
[self.navigationPageControl setCurrentPage:self.currentIndex];
CGSize viewSize = [self.navigationPageControl sizeForNumberOfPages:[self.navigationItemsViews count]];
CGFloat distance = [self getDistanceValue];
CGFloat originX = (distance - viewSize.width/2);
[self.navigationPageControl setFrame:(CGRect){originX, 34, viewSize.width, viewSize.height}];
}
- (void)addNavigationViewItem:(UIView*)view index:(NSInteger)index
{
CGFloat distance = [self getDistanceValue];
CGSize viewSize = [view isKindOfClass:[UILabel class]] ? [self getLabelSize:(UILabel*)view] : view.frame.size;
CGFloat originX = (distance - viewSize.width/2) + self.navigationItemsViews.count * distance;
view.frame = (CGRect){originX, 8, viewSize.width, viewSize.height};
view.tag = index;
[_navigationScrollView addSubview:view];
[_navigationItemsViews addObject:view];
}
-(void)setAlphaWithOffset:(UIAccelerationValue)xOffset
{
@ -220,17 +246,10 @@
-(CGFloat)getDistanceValue
{
// CGPoint middle = [self.navigationController.navigationBar convertPoint:self.navigationController.navigationBar.center toView:self.navigationView];
// CGFloat width = middle.x - self.navigationView.frame.origin.x;
CGFloat width = CGRectGetWidth(self.navigationView.frame);
return width / 2;
CGPoint middle = [self.navigationController.navigationBar convertPoint:self.navigationController.navigationBar.center toView:self.navigationView];
return middle.x ;
}
-(void)setCurrentNavigationScrollViewOffset
{
CGFloat distance = [self getDistanceValue];
UIAccelerationValue xOffset = distance * self.currentIndex;
[self.navigationScrollView setContentOffset:CGPointMake(xOffset, 0)];
}
@end