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[Tabs] Now that protocol has optional methods, putting in safety for … #9

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Jan 3, 2017
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[Tabs] Now that protocol has optional methods, putting in safety for … #9

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8 changes: 6 additions & 2 deletions components/Tabs/src/MDCTabBar.m
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Original file line number Diff line number Diff line change
Expand Up @@ -214,12 +214,16 @@ - (void)setDisplaysUppercaseTitles:(BOOL)displaysUppercaseTitles {

- (void)itemBar:(MDCItemBar *)itemBar didSelectItem:(UITabBarItem *)item {
id<MDCTabBarDelegate> delegate = self.delegate;
[delegate tabBar:self didSelectItem:item];
if ([delegate respondsToSelector:@selector(tabBar:didSelectItem:)]) {
[delegate tabBar:self didSelectItem:item];
}
}

- (void)itemBar:(MDCItemBar *)itemBar willSelectItem:(UITabBarItem *)item {
id<MDCTabBarDelegate> delegate = self.delegate;
[delegate tabBar:self willSelectItem:item];
if ([delegate respondsToSelector:@selector(tabBar:willSelectItem:)]) {
[delegate tabBar:self willSelectItem:item];
}
}

#pragma mark - UIView
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