Merge pull request #380 from wordpress-mobile/feature/custom-header-traits-change

Invalidate custom header layout if trait collection changes

Author: frosty

Pod/Classes/WPMediaPickerViewController.m

@@ -294,6 +294,18 @@ - (void)viewDidDisappear:(BOOL)animated
     [self unregisterForKeyboardNotifications];
 }
 
+- (void)traitCollectionDidChange:(UITraitCollection *)previousTraitCollection
+{
+    [super traitCollectionDidChange:previousTraitCollection];
+
+    if ([self shouldShowCustomHeaderView]) {
+        // If there's a custom header, we'll invalidate it so that it can adapt itself to dynamic type changes.
+        UICollectionViewFlowLayoutInvalidationContext *context  = [UICollectionViewFlowLayoutInvalidationContext new];
+        [context invalidateSupplementaryElementsOfKind:UICollectionElementKindSectionHeader atIndexPaths:@[ [NSIndexPath indexPathForRow:0 inSection:0] ]];
+        [self.collectionView.collectionViewLayout invalidateLayout];
+    }
+}
+
 - (UIViewController *)viewControllerToUseToPresent
 {
     // viewControllerToUseToPresent defaults to self but could be set to nil. Reset to self if needed.

WPMediaPicker.podspec

@@ -2,7 +2,7 @@
 
 Pod::Spec.new do |s|
   s.name          = 'WPMediaPicker'
-  s.version       = '1.8.2-beta.1'
+  s.version       = '1.8.2-beta.2'
 
   s.summary       = 'WPMediaPicker is an iOS controller that allows capture and picking of media assets.'
   s.description   = <<-DESC