appemptywidget library Null safety

Classes

appEmptyWidget
appEmptyWidgetForAskQuestions
appEmptyWidgetForAudio
appEmptyWidgetForAudioList
appEmptyWidgetForBlogList
appEmptyWidgetForBookmark
appEmptyWidgetForGeneral
appEmptyWidgetForNews
appEmptyWidgetForNotice
appEmptyWidgetForPolls
CustomEmptyWidget