Add option to use legacy auto-dismissal behavior

PiperOrigin-RevId: 597555199
material-components · Jan 11, 2024 · 7c9f210 · 7c9f210
1 parent ad97f59
commit 7c9f210
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diff --git a/components/Snackbar/src/MDCSnackbarMessage.h b/components/Snackbar/src/MDCSnackbarMessage.h
@@ -245,6 +245,14 @@ extern NSString *__nonnull const MDCSnackbarMessageBoldAttributeName;
  */
 @property(nonatomic) BOOL automaticallyDismisses;
 
+/**
+ Allows the snackbar to auto-dismiss even if it has an action. Default is NO.
+
+ This property has no effect on snackbars without an action. Using the legacy behavior for snackbars
+ with an action is not GAR-compliant (go/GAR-mobile#timeout).
+ */
+@property(nonatomic) BOOL usesLegacyDismissalBehavior;
+
 /**
  MDCSnackbarManager.defaultManager will display the snackbar message in this view.
 

diff --git a/components/Snackbar/src/MDCSnackbarMessage.m b/components/Snackbar/src/MDCSnackbarMessage.m
@@ -77,6 +77,7 @@ - (instancetype)copyWithZone:(__unused NSZone *)zone {
   copy.automaticallyDismisses = self.automaticallyDismisses;
   copy.presentationHostViewOverride = self.presentationHostViewOverride;
   copy.shouldDismissOnOverlayTap = self.shouldDismissOnOverlayTap;
+  copy.usesLegacyDismissalBehavior = self.usesLegacyDismissalBehavior;
 
   // Unfortunately there's not really a concept of 'copying' a block (in the same way you would copy
   // a string, for example). A block's pointer is immutable once it is created and copied to the