styleFrom usage in examples off of deprecated primary and onPrimary parameters.getSavePath in favor of getSaveLocation.getSaveLocation and deprecates getSavePath.getDirectoryPaths for selecting multiple directories.macUTIs.use_build_context_synchronously lint.BREAKING CHANGE: The following methods:
openFileopenFilesgetSavePathcan throw ArgumentErrors if called with any XTypeGroups that do not contain appropriate filters for the current platform. For example, an XTypeGroup that only specifies webWildCards will throw on non-web platforms.
To avoid runtime errors, ensure that all XTypeGroups (other than wildcards) set filters that cover every platform your application targets. See the README for details.
platform_plugin_interface version requirement.Endorse the web implementation.
Migrate to null safety.
RaisedButton and FlatButton widgets.