https://invisible-island.net/xterm/xtoolkit/

• XtAddActions — register an action table
• XtAddCallback, XtAddCallbacks, XtRemoveCallback, XtRemoveCallbacks, XtRemoveAllCallbacks — add and remove callback procedures
• XtAddEventHandler, XtAddRawEventHandler, XtRemoveEventHandler, XtRemoveRawEventHandler, XtInsertEventHandler, XtInsertRawEventHandler — add and remove event handlers
• XtAddExposureToRegion — merge exposure events into a region
• XtAddGrab, XtRemoveGrab — redirect user input to a modal widget
• XtAddInput, XtAddTimeOut, XtAddWorkProc — register input, timeout, and workprocs
• XtAllocateGC — obtain a sharable GC with modifiable fields
• XtAppAddActionHook, XtRemoveActionHook — register an action hook procedure
• XtAppAddActions — register an action table
• XtAppAddBlockHook, XtRemoveBlockHook — register a block hook procedure
• XtAppAddConverter, XtAddConverter — register resource converter
• XtAppAddInput, XtRemoveInput — register and remove an input source
• XtAppAddSignal, XtRemoveSignal, XtNoticeSignal — register and remove a signal source
• XtAppAddTimeOut, XtRemoveTimeOut — register and remove timeouts
• XtAppAddWorkProc, XtRemoveWorkProc — Add and remove background processing procedures
• XtAppCreateShell, XtVaAppCreateShell — create top-level widget instance
• XtAppError, XtAppSetErrorHandler, XtAppSetWarningHandler, XtAppWarning — low-level error handlers
• XtAppErrorMsg, XtAppSetErrorMsgHandler, XtAppSetWarningMsgHandler, XtAppWarningMsg — high-level error handlers
• XtAppGetErrorDatabase, XtAppGetErrorDatabaseText — obtain error database
• XtAppGetSelectionTimeout, XtAppSetSelectionTimeout — set and obtain selection timeout values
• XtAppInitialize, XtVaAppInitialize — initialize, open, or close a display
• XtAppLock, XtAppUnlock — lock and unlock application context
• XtAppNextEvent, XtAppPending, XtAppPeekEvent, XtAppProcessEvent, XtDispatchEvent, XtAppMainLoop — query and process events and input
• XtAppReleaseCacheRefs — decrement reference counts for resources
• XtAppSetExitFlag, XtAppGetExitFlag — thread support functions
• XtAppSetFallbackResources — set fallback resources
• XtAppSetTypeConverter, XtSetTypeConverter — register resource converter
• XtBuildEventMask — retrieve a widget's event mask
• XtCallAcceptFocus — calla widget's accept_focus procedure
• XtCallActionProc — invoke an action procedure directly
• XtCallCallbacks, XtCallCallbackList, XtHasCallbacks — process callbacks
• XtClass, XtSuperclass, XtIsSubclass, XtCheckSubclass, XtIsObject, XtIsRectObj, XtIsWidget, XtIsComposite, XtIsConstraint, XtIsShell, XtIsOverrideShell, XtIsWMShell, XtIsVendorShell, XtIsTransientShell, XtIsTopLevelShell, XtIsApplicationShell, XtIsSessionShell — obtain and verify a widget's class
• XtConfigureWidget, XtMoveWidget, XtResizeWidget — move and resize widgets
• XtConvert, XtDirectConvert — invoke resource converters
• XtConvertAndStore, XtCallConverter — invoke resource converters
• XtCreateApplicationContext, XtDestroyApplicationContext, XtWidgetToApplicationContext, XtToolkitInitialize — create, destroy, and obtain an application context
• XtCreateApplicationShell — create top-level widget instance
• XtCreatePopupShell, XtVaCreatePopupShell — create a popup shell
• XtCreateSelectionRequest, XtSendSelectionRequest, XtCancelSelectionRequest — bundle multiple selection conversion requests into a single request using MULTIPLE target
• XtCreateWidget, XtVaCreateWidget, XtCreateManagedWidget, XtVaCreateManagedWidget, XtDestroyWidget — create and destroy widgets
• XtCreateWindow — window creation convenience function
• XtDisplay, XtDisplayOfObject, XtScreen, XtScreenOfObject, XtWindow, XtWindowOfObject — obtain window information about a widget
• XtDisplayInitialize, XtOpenDisplay, XtDatabase, XtScreenDatabase, XtCloseDisplay — initialize, open, or close a display
• XtDisplayStringConversionWarning — issue a conversion warning message
• XtDisplayToApplicationContext — obtain an application context
• XtError, XtSetErrorHandler, XtSetWarningHandler, XtWarning — low-level error handlers
• XtErrorMsg, XtSetErrorMsgHandler, XtWarningMsg, XtSetWarningMsgHandler — high-level error handlers
• XtFindFile — search for a file using substitutions in the path list
• XtGetActionKeysym — obtain corresponding keysym
• XtGetActionList — obtain class action list
• XtGetApplicationNameAndClass — retrieve application name and class
• XtGetApplicationResources, XtVaGetApplicationResources — obtain application resources
• XtGetClassExtension — locate a class extension record
• XtGetDisplays — retrieve a list of displays associated with an application context
• XtGetErrorDatabase, XtGetErrorDatabaseText — obtain error database
• XtGetGC, XtReleaseGC — obtain and destroy a sharable GC
• XtGetKeyboardFocusWidget — extension event handling
• XtGetKeysymTable, XtKeysymToKeycodeList — query keysyms and keycodes
• XtGetResourceList, XtGetConstraintResourceList — obtain resource list
• XtGetSelectionParameters — retrieve target parameters for a selection request with a single target
• XtGetSelectionRequest — retrieve the event that triggered the XtConvertSelectionProc
• XtGetSelectionTimeout, XtSetSelectionTimeout — set and obtain selection timeout values
• XtGetSelectionValue, XtGetSelectionValues — obtain selection values
• XtGetSelectionValueIncremental, XtGetSelectionValuesIncremental — obtain selection values
• XtGetSubresources, XtVaGetSubresources — obtain subresources
• XtGrabKey, XtUngrabKey, XtGrabKeyboard, XtUngrabKeyboard, XtGrabButton, XtUngrabButton, XtGrabPointer, XtUngrabPointer — manage grabs
• XtHooksOfDisplay — external agent access points
• XtInitialize — initialize
• XtInitializeWidgetClass — initialize a widget class
• XtInsertEventTypeHandler, XtRemoveEventTypeHandler,XtRegisterExtensionSelector, XtSetEventDispatcher, XtDispatchEventToWidget — extension event handling
• XtLastEventProcessed, XtLastTimestampProcessed — last event, last timestamp processed
• XtMakeGeometryRequest, XtMakeResizeRequest — make geometry manager request
• XtMalloc, XtCalloc, XtRealloc, XtFree, XtNew, XtNewString — memory management functions
• XtManageChildren, XtManageChild, XtUnmanageChildren, XtUnmanageChild, XtChangeManagedSet, XtIsManaged — manage and unmanage children
• XtMapWidget, XtSetMappedWhenManaged, XtUnmapWidget — map and unmap widgets
• XtName — obtain widget's name
• XtNameToWidget, XtWindowToWidget — translating strings to widgets or widgets to windows
• XtNextEvent, XtPending, XtPeekEvent, XtProcessEvent, XtMainLoop — query and process events and input
• XtOffset, XtOffsetOf, XtNumber — determine the byte offset or number of array elements
• XtOpenApplication, XtVaOpenApplication — initialize, open, or close a display
• XtOwnSelection, XtOwnSelectionIncremental, XtDisownSelection — set selection owner
• XtParent — obtain widget's parent widget id
• XtParseAcceleratorTable, XtInstallAccelerators, XtInstallAllAccelerators — managing accelerator tables
• XtParseTranslationTable, XtAugmentTranslations, XtOverrideTranslations, XtUninstallTranslations — manage translation tables
• XtPopdown, XtCallbackPopdown — unmap a pop-up
• XtPopup, XtPopupSpringLoaded, XtCallbackNone, XtCallbackNonexclusive, XtCallbackExclusive — map a pop-up
• XtProcessLock, XtProcessUnlock — lock and unlock process
• XtQueryGeometry — query the preferred geometry of a child widget
• XtRealizeWidget, XtIsRealized, XtUnrealizeWidget — realize and unrealize widgets
• XtRegisterDrawable — register a drawable with the Intrinsics event dispatcher
• XtRegisterGrabAction — register button and key grabs
• XtReservePropertyAtom, XtReleasePropertyAtom — maintain a cache of property atoms
• XtResolvePathname — search for a file using standard substitution
• XtSessionGetToken, XtSessionReturnToken — token management for checkpointing
• XtSetArg, XtMergeArgLists — set and merge ArgLists
• XtSetKeyTranslator, XtTranslateKeycode, XtRegisterCaseConverter, XtConvertCase — convert KeySym to KeyCodes
• XtSetKeyboardFocus — focus events on a child widget
• XtSetLanguageProc — set the language procedure
• XtSetMultiClickTime, XtGetMultiClickTime — set and get multi-click times
• XtSetSelectionParameters — specify target parameters for a selection request with a single target
• XtSetSensitive, XtIsSensitive — set and check a widget's sensitivity state
• XtSetValues, XtVaSetValues, XtSetSubvalues, XtVaSetSubvalues, XtGetValues, XtVaGetValues, XtGetSubvalues, XtVaGetSubvalues — obtain and set widget resources
• XtSetWMColormapWindows — Set the value of the WM_COLORMAP_WINDOWS property
• XtStringConversionWarning — issue a conversion warning message
• XtToolkitThreadInitialize — initialize the toolkit for multiple threads
• XtTranslateCoords — translate widget coordinates
• XtVaCreateArgsList — dynamically allocate a varargs list