TaskConstants.cs System System::Threading System::Threading::Tasks // //TaskConstants.cs // //Authors: //JérémieLaval<jeremiedotlavalatxamarindotcom> // //Copyright2011XamarinInc. // //Permissionisherebygranted,freeofcharge,toanypersonobtainingacopy //ofthissoftwareandassociateddocumentationfiles(the"Software"),todeal //intheSoftwarewithoutrestriction,includingwithoutlimitationtherights //touse,copy,modify,merge,publish,distribute,sublicense,and/orsell //copiesoftheSoftware,andtopermitpersonstowhomtheSoftwareis //furnishedtodoso,subjecttothefollowingconditions: // //Theabovecopyrightnoticeandthispermissionnoticeshallbeincludedin //allcopiesorsubstantialportionsoftheSoftware. // //THESOFTWAREISPROVIDED"ASIS",WITHOUTWARRANTYOFANYKIND,EXPRESSOR //IMPLIED,INCLUDINGBUTNOTLIMITEDTOTHEWARRANTIESOFMERCHANTABILITY, //FITNESSFORAPARTICULARPURPOSEANDNONINFRINGEMENT.INNOEVENTSHALLTHE //AUTHORSORCOPYRIGHTHOLDERSBELIABLEFORANYCLAIM,DAMAGESOROTHER //LIABILITY,WHETHERINANACTIONOFCONTRACT,TORTOROTHERWISE,ARISINGFROM, //OUTOFORINCONNECTIONWITHTHESOFTWAREORTHEUSEOROTHERDEALINGSIN //THESOFTWARE. // // #ifNET_4_0||UNITY_5_3_OR_NEWER namespaceSystem.Threading.Tasks { staticclassTaskConstants { publicstaticreadonlyTaskFinished; publicstaticreadonlyTaskCanceled; staticTaskConstants() { vartcs=newTaskCompletionSource<object>(); tcs.SetResult(null); Finished=tcs.Task; tcs=newTaskCompletionSource<object>(); tcs.SetCanceled(); Canceled=tcs.Task; } } } #endif