{- |
Copyright  : Will Thompson, Iñaki García Etxebarria and Jonas Platte
License    : LGPL-2.1
Maintainer : Iñaki García Etxebarria (garetxe@gmail.com)
-}

module GI.Gtk.Objects.Viewport
    ( 

-- * Exported types
    Viewport(..)                            ,
    ViewportK                               ,
    toViewport                              ,
    noViewport                              ,


 -- * Methods
-- ** viewportGetBinWindow
    viewportGetBinWindow                    ,


-- ** viewportGetHadjustment
    viewportGetHadjustment                  ,


-- ** viewportGetShadowType
    viewportGetShadowType                   ,


-- ** viewportGetVadjustment
    viewportGetVadjustment                  ,


-- ** viewportGetViewWindow
    viewportGetViewWindow                   ,


-- ** viewportNew
    viewportNew                             ,


-- ** viewportSetHadjustment
    viewportSetHadjustment                  ,


-- ** viewportSetShadowType
    viewportSetShadowType                   ,


-- ** viewportSetVadjustment
    viewportSetVadjustment                  ,




 -- * Properties
-- ** ShadowType
    ViewportShadowTypePropertyInfo          ,
    constructViewportShadowType             ,
    getViewportShadowType                   ,
    setViewportShadowType                   ,




    ) where

import Prelude ()
import Data.GI.Base.ShortPrelude

import qualified Data.Text as T
import qualified Data.ByteString.Char8 as B
import qualified Data.Map as Map

import GI.Gtk.Types
import GI.Gtk.Callbacks
import qualified GI.Atk as Atk
import qualified GI.GObject as GObject
import qualified GI.Gdk as Gdk

newtype Viewport = Viewport (ForeignPtr Viewport)
foreign import ccall "gtk_viewport_get_type"
    c_gtk_viewport_get_type :: IO GType

type instance ParentTypes Viewport = ViewportParentTypes
type ViewportParentTypes = '[Bin, Container, Widget, GObject.Object, Atk.ImplementorIface, Buildable, Scrollable]

instance GObject Viewport where
    gobjectIsInitiallyUnowned _ = True
    gobjectType _ = c_gtk_viewport_get_type
    

class GObject o => ViewportK o
instance (GObject o, IsDescendantOf Viewport o) => ViewportK o

toViewport :: ViewportK o => o -> IO Viewport
toViewport = unsafeCastTo Viewport

noViewport :: Maybe Viewport
noViewport = Nothing

-- VVV Prop "shadow-type"
   -- Type: TInterface "Gtk" "ShadowType"
   -- Flags: [PropertyReadable,PropertyWritable]

getViewportShadowType :: (MonadIO m, ViewportK o) => o -> m ShadowType
getViewportShadowType obj = liftIO $ getObjectPropertyEnum obj "shadow-type"

setViewportShadowType :: (MonadIO m, ViewportK o) => o -> ShadowType -> m ()
setViewportShadowType obj val = liftIO $ setObjectPropertyEnum obj "shadow-type" val

constructViewportShadowType :: ShadowType -> IO ([Char], GValue)
constructViewportShadowType val = constructObjectPropertyEnum "shadow-type" val

data ViewportShadowTypePropertyInfo
instance AttrInfo ViewportShadowTypePropertyInfo where
    type AttrAllowedOps ViewportShadowTypePropertyInfo = '[ 'AttrSet, 'AttrConstruct, 'AttrGet]
    type AttrSetTypeConstraint ViewportShadowTypePropertyInfo = (~) ShadowType
    type AttrBaseTypeConstraint ViewportShadowTypePropertyInfo = ViewportK
    type AttrGetType ViewportShadowTypePropertyInfo = ShadowType
    type AttrLabel ViewportShadowTypePropertyInfo = "Viewport::shadow-type"
    attrGet _ = getViewportShadowType
    attrSet _ = setViewportShadowType
    attrConstruct _ = constructViewportShadowType

type instance AttributeList Viewport = ViewportAttributeList
type ViewportAttributeList = ('[ '("app-paintable", WidgetAppPaintablePropertyInfo), '("border-width", ContainerBorderWidthPropertyInfo), '("can-default", WidgetCanDefaultPropertyInfo), '("can-focus", WidgetCanFocusPropertyInfo), '("child", ContainerChildPropertyInfo), '("composite-child", WidgetCompositeChildPropertyInfo), '("double-buffered", WidgetDoubleBufferedPropertyInfo), '("events", WidgetEventsPropertyInfo), '("expand", WidgetExpandPropertyInfo), '("hadjustment", ScrollableHadjustmentPropertyInfo), '("halign", WidgetHalignPropertyInfo), '("has-default", WidgetHasDefaultPropertyInfo), '("has-focus", WidgetHasFocusPropertyInfo), '("has-tooltip", WidgetHasTooltipPropertyInfo), '("height-request", WidgetHeightRequestPropertyInfo), '("hexpand", WidgetHexpandPropertyInfo), '("hexpand-set", WidgetHexpandSetPropertyInfo), '("hscroll-policy", ScrollableHscrollPolicyPropertyInfo), '("is-focus", WidgetIsFocusPropertyInfo), '("margin", WidgetMarginPropertyInfo), '("margin-bottom", WidgetMarginBottomPropertyInfo), '("margin-end", WidgetMarginEndPropertyInfo), '("margin-left", WidgetMarginLeftPropertyInfo), '("margin-right", WidgetMarginRightPropertyInfo), '("margin-start", WidgetMarginStartPropertyInfo), '("margin-top", WidgetMarginTopPropertyInfo), '("name", WidgetNamePropertyInfo), '("no-show-all", WidgetNoShowAllPropertyInfo), '("opacity", WidgetOpacityPropertyInfo), '("parent", WidgetParentPropertyInfo), '("receives-default", WidgetReceivesDefaultPropertyInfo), '("resize-mode", ContainerResizeModePropertyInfo), '("scale-factor", WidgetScaleFactorPropertyInfo), '("sensitive", WidgetSensitivePropertyInfo), '("shadow-type", ViewportShadowTypePropertyInfo), '("style", WidgetStylePropertyInfo), '("tooltip-markup", WidgetTooltipMarkupPropertyInfo), '("tooltip-text", WidgetTooltipTextPropertyInfo), '("vadjustment", ScrollableVadjustmentPropertyInfo), '("valign", WidgetValignPropertyInfo), '("vexpand", WidgetVexpandPropertyInfo), '("vexpand-set", WidgetVexpandSetPropertyInfo), '("visible", WidgetVisiblePropertyInfo), '("vscroll-policy", ScrollableVscrollPolicyPropertyInfo), '("width-request", WidgetWidthRequestPropertyInfo), '("window", WidgetWindowPropertyInfo)] :: [(Symbol, *)])

type instance SignalList Viewport = ViewportSignalList
type ViewportSignalList = ('[ '("accel-closures-changed", WidgetAccelClosuresChangedSignalInfo), '("add", ContainerAddSignalInfo), '("button-press-event", WidgetButtonPressEventSignalInfo), '("button-release-event", WidgetButtonReleaseEventSignalInfo), '("can-activate-accel", WidgetCanActivateAccelSignalInfo), '("check-resize", ContainerCheckResizeSignalInfo), '("child-notify", WidgetChildNotifySignalInfo), '("composited-changed", WidgetCompositedChangedSignalInfo), '("configure-event", WidgetConfigureEventSignalInfo), '("damage-event", WidgetDamageEventSignalInfo), '("delete-event", WidgetDeleteEventSignalInfo), '("destroy", WidgetDestroySignalInfo), '("destroy-event", WidgetDestroyEventSignalInfo), '("direction-changed", WidgetDirectionChangedSignalInfo), '("drag-begin", WidgetDragBeginSignalInfo), '("drag-data-delete", WidgetDragDataDeleteSignalInfo), '("drag-data-get", WidgetDragDataGetSignalInfo), '("drag-data-received", WidgetDragDataReceivedSignalInfo), '("drag-drop", WidgetDragDropSignalInfo), '("drag-end", WidgetDragEndSignalInfo), '("drag-failed", WidgetDragFailedSignalInfo), '("drag-leave", WidgetDragLeaveSignalInfo), '("drag-motion", WidgetDragMotionSignalInfo), '("draw", WidgetDrawSignalInfo), '("enter-notify-event", WidgetEnterNotifyEventSignalInfo), '("event", WidgetEventSignalInfo), '("event-after", WidgetEventAfterSignalInfo), '("focus", WidgetFocusSignalInfo), '("focus-in-event", WidgetFocusInEventSignalInfo), '("focus-out-event", WidgetFocusOutEventSignalInfo), '("grab-broken-event", WidgetGrabBrokenEventSignalInfo), '("grab-focus", WidgetGrabFocusSignalInfo), '("grab-notify", WidgetGrabNotifySignalInfo), '("hide", WidgetHideSignalInfo), '("hierarchy-changed", WidgetHierarchyChangedSignalInfo), '("key-press-event", WidgetKeyPressEventSignalInfo), '("key-release-event", WidgetKeyReleaseEventSignalInfo), '("keynav-failed", WidgetKeynavFailedSignalInfo), '("leave-notify-event", WidgetLeaveNotifyEventSignalInfo), '("map", WidgetMapSignalInfo), '("map-event", WidgetMapEventSignalInfo), '("mnemonic-activate", WidgetMnemonicActivateSignalInfo), '("motion-notify-event", WidgetMotionNotifyEventSignalInfo), '("move-focus", WidgetMoveFocusSignalInfo), '("notify", GObject.ObjectNotifySignalInfo), '("parent-set", WidgetParentSetSignalInfo), '("popup-menu", WidgetPopupMenuSignalInfo), '("property-notify-event", WidgetPropertyNotifyEventSignalInfo), '("proximity-in-event", WidgetProximityInEventSignalInfo), '("proximity-out-event", WidgetProximityOutEventSignalInfo), '("query-tooltip", WidgetQueryTooltipSignalInfo), '("realize", WidgetRealizeSignalInfo), '("remove", ContainerRemoveSignalInfo), '("screen-changed", WidgetScreenChangedSignalInfo), '("scroll-event", WidgetScrollEventSignalInfo), '("selection-clear-event", WidgetSelectionClearEventSignalInfo), '("selection-get", WidgetSelectionGetSignalInfo), '("selection-notify-event", WidgetSelectionNotifyEventSignalInfo), '("selection-received", WidgetSelectionReceivedSignalInfo), '("selection-request-event", WidgetSelectionRequestEventSignalInfo), '("set-focus-child", ContainerSetFocusChildSignalInfo), '("show", WidgetShowSignalInfo), '("show-help", WidgetShowHelpSignalInfo), '("size-allocate", WidgetSizeAllocateSignalInfo), '("state-changed", WidgetStateChangedSignalInfo), '("state-flags-changed", WidgetStateFlagsChangedSignalInfo), '("style-set", WidgetStyleSetSignalInfo), '("style-updated", WidgetStyleUpdatedSignalInfo), '("touch-event", WidgetTouchEventSignalInfo), '("unmap", WidgetUnmapSignalInfo), '("unmap-event", WidgetUnmapEventSignalInfo), '("unrealize", WidgetUnrealizeSignalInfo), '("visibility-notify-event", WidgetVisibilityNotifyEventSignalInfo), '("window-state-event", WidgetWindowStateEventSignalInfo), '("notify::[property]", GObjectNotifySignalInfo)] :: [(Symbol, *)])

-- method Viewport::new
-- method type : Constructor
-- Args : [Arg {argName = "hadjustment", argType = TInterface "Gtk" "Adjustment", direction = DirectionIn, mayBeNull = True, argScope = ScopeTypeInvalid, argClosure = -1, argDestroy = -1, transfer = TransferNothing},Arg {argName = "vadjustment", argType = TInterface "Gtk" "Adjustment", direction = DirectionIn, mayBeNull = True, argScope = ScopeTypeInvalid, argClosure = -1, argDestroy = -1, transfer = TransferNothing}]
-- Lengths : []
-- hInArgs : [Arg {argName = "hadjustment", argType = TInterface "Gtk" "Adjustment", direction = DirectionIn, mayBeNull = True, argScope = ScopeTypeInvalid, argClosure = -1, argDestroy = -1, transfer = TransferNothing},Arg {argName = "vadjustment", argType = TInterface "Gtk" "Adjustment", direction = DirectionIn, mayBeNull = True, argScope = ScopeTypeInvalid, argClosure = -1, argDestroy = -1, transfer = TransferNothing}]
-- returnType : TInterface "Gtk" "Viewport"
-- throws : False
-- Skip return : False

foreign import ccall "gtk_viewport_new" gtk_viewport_new :: 
    Ptr Adjustment ->                       -- hadjustment : TInterface "Gtk" "Adjustment"
    Ptr Adjustment ->                       -- vadjustment : TInterface "Gtk" "Adjustment"
    IO (Ptr Viewport)


viewportNew ::
    (MonadIO m, AdjustmentK a, AdjustmentK b) =>
    Maybe (a) ->                            -- hadjustment
    Maybe (b) ->                            -- vadjustment
    m Viewport
viewportNew hadjustment vadjustment = liftIO $ do
    maybeHadjustment <- case hadjustment of
        Nothing -> return nullPtr
        Just jHadjustment -> do
            let jHadjustment' = unsafeManagedPtrCastPtr jHadjustment
            return jHadjustment'
    maybeVadjustment <- case vadjustment of
        Nothing -> return nullPtr
        Just jVadjustment -> do
            let jVadjustment' = unsafeManagedPtrCastPtr jVadjustment
            return jVadjustment'
    result <- gtk_viewport_new maybeHadjustment maybeVadjustment
    checkUnexpectedReturnNULL "gtk_viewport_new" result
    result' <- (newObject Viewport) result
    whenJust hadjustment touchManagedPtr
    whenJust vadjustment touchManagedPtr
    return result'

-- method Viewport::get_bin_window
-- method type : OrdinaryMethod
-- Args : [Arg {argName = "_obj", argType = TInterface "Gtk" "Viewport", direction = DirectionIn, mayBeNull = False, argScope = ScopeTypeInvalid, argClosure = -1, argDestroy = -1, transfer = TransferNothing}]
-- Lengths : []
-- hInArgs : [Arg {argName = "_obj", argType = TInterface "Gtk" "Viewport", direction = DirectionIn, mayBeNull = False, argScope = ScopeTypeInvalid, argClosure = -1, argDestroy = -1, transfer = TransferNothing}]
-- returnType : TInterface "Gdk" "Window"
-- throws : False
-- Skip return : False

foreign import ccall "gtk_viewport_get_bin_window" gtk_viewport_get_bin_window :: 
    Ptr Viewport ->                         -- _obj : TInterface "Gtk" "Viewport"
    IO (Ptr Gdk.Window)


viewportGetBinWindow ::
    (MonadIO m, ViewportK a) =>
    a ->                                    -- _obj
    m Gdk.Window
viewportGetBinWindow _obj = liftIO $ do
    let _obj' = unsafeManagedPtrCastPtr _obj
    result <- gtk_viewport_get_bin_window _obj'
    checkUnexpectedReturnNULL "gtk_viewport_get_bin_window" result
    result' <- (newObject Gdk.Window) result
    touchManagedPtr _obj
    return result'

-- method Viewport::get_hadjustment
-- method type : OrdinaryMethod
-- Args : [Arg {argName = "_obj", argType = TInterface "Gtk" "Viewport", direction = DirectionIn, mayBeNull = False, argScope = ScopeTypeInvalid, argClosure = -1, argDestroy = -1, transfer = TransferNothing}]
-- Lengths : []
-- hInArgs : [Arg {argName = "_obj", argType = TInterface "Gtk" "Viewport", direction = DirectionIn, mayBeNull = False, argScope = ScopeTypeInvalid, argClosure = -1, argDestroy = -1, transfer = TransferNothing}]
-- returnType : TInterface "Gtk" "Adjustment"
-- throws : False
-- Skip return : False

foreign import ccall "gtk_viewport_get_hadjustment" gtk_viewport_get_hadjustment :: 
    Ptr Viewport ->                         -- _obj : TInterface "Gtk" "Viewport"
    IO (Ptr Adjustment)

{-# DEPRECATED viewportGetHadjustment ["(Since version 3.0)","Use gtk_scrollable_get_hadjustment()"]#-}
viewportGetHadjustment ::
    (MonadIO m, ViewportK a) =>
    a ->                                    -- _obj
    m Adjustment
viewportGetHadjustment _obj = liftIO $ do
    let _obj' = unsafeManagedPtrCastPtr _obj
    result <- gtk_viewport_get_hadjustment _obj'
    checkUnexpectedReturnNULL "gtk_viewport_get_hadjustment" result
    result' <- (newObject Adjustment) result
    touchManagedPtr _obj
    return result'

-- method Viewport::get_shadow_type
-- method type : OrdinaryMethod
-- Args : [Arg {argName = "_obj", argType = TInterface "Gtk" "Viewport", direction = DirectionIn, mayBeNull = False, argScope = ScopeTypeInvalid, argClosure = -1, argDestroy = -1, transfer = TransferNothing}]
-- Lengths : []
-- hInArgs : [Arg {argName = "_obj", argType = TInterface "Gtk" "Viewport", direction = DirectionIn, mayBeNull = False, argScope = ScopeTypeInvalid, argClosure = -1, argDestroy = -1, transfer = TransferNothing}]
-- returnType : TInterface "Gtk" "ShadowType"
-- throws : False
-- Skip return : False

foreign import ccall "gtk_viewport_get_shadow_type" gtk_viewport_get_shadow_type :: 
    Ptr Viewport ->                         -- _obj : TInterface "Gtk" "Viewport"
    IO CUInt


viewportGetShadowType ::
    (MonadIO m, ViewportK a) =>
    a ->                                    -- _obj
    m ShadowType
viewportGetShadowType _obj = liftIO $ do
    let _obj' = unsafeManagedPtrCastPtr _obj
    result <- gtk_viewport_get_shadow_type _obj'
    let result' = (toEnum . fromIntegral) result
    touchManagedPtr _obj
    return result'

-- method Viewport::get_vadjustment
-- method type : OrdinaryMethod
-- Args : [Arg {argName = "_obj", argType = TInterface "Gtk" "Viewport", direction = DirectionIn, mayBeNull = False, argScope = ScopeTypeInvalid, argClosure = -1, argDestroy = -1, transfer = TransferNothing}]
-- Lengths : []
-- hInArgs : [Arg {argName = "_obj", argType = TInterface "Gtk" "Viewport", direction = DirectionIn, mayBeNull = False, argScope = ScopeTypeInvalid, argClosure = -1, argDestroy = -1, transfer = TransferNothing}]
-- returnType : TInterface "Gtk" "Adjustment"
-- throws : False
-- Skip return : False

foreign import ccall "gtk_viewport_get_vadjustment" gtk_viewport_get_vadjustment :: 
    Ptr Viewport ->                         -- _obj : TInterface "Gtk" "Viewport"
    IO (Ptr Adjustment)

{-# DEPRECATED viewportGetVadjustment ["(Since version 3.0)","Use gtk_scrollable_get_vadjustment()"]#-}
viewportGetVadjustment ::
    (MonadIO m, ViewportK a) =>
    a ->                                    -- _obj
    m Adjustment
viewportGetVadjustment _obj = liftIO $ do
    let _obj' = unsafeManagedPtrCastPtr _obj
    result <- gtk_viewport_get_vadjustment _obj'
    checkUnexpectedReturnNULL "gtk_viewport_get_vadjustment" result
    result' <- (newObject Adjustment) result
    touchManagedPtr _obj
    return result'

-- method Viewport::get_view_window
-- method type : OrdinaryMethod
-- Args : [Arg {argName = "_obj", argType = TInterface "Gtk" "Viewport", direction = DirectionIn, mayBeNull = False, argScope = ScopeTypeInvalid, argClosure = -1, argDestroy = -1, transfer = TransferNothing}]
-- Lengths : []
-- hInArgs : [Arg {argName = "_obj", argType = TInterface "Gtk" "Viewport", direction = DirectionIn, mayBeNull = False, argScope = ScopeTypeInvalid, argClosure = -1, argDestroy = -1, transfer = TransferNothing}]
-- returnType : TInterface "Gdk" "Window"
-- throws : False
-- Skip return : False

foreign import ccall "gtk_viewport_get_view_window" gtk_viewport_get_view_window :: 
    Ptr Viewport ->                         -- _obj : TInterface "Gtk" "Viewport"
    IO (Ptr Gdk.Window)


viewportGetViewWindow ::
    (MonadIO m, ViewportK a) =>
    a ->                                    -- _obj
    m Gdk.Window
viewportGetViewWindow _obj = liftIO $ do
    let _obj' = unsafeManagedPtrCastPtr _obj
    result <- gtk_viewport_get_view_window _obj'
    checkUnexpectedReturnNULL "gtk_viewport_get_view_window" result
    result' <- (newObject Gdk.Window) result
    touchManagedPtr _obj
    return result'

-- method Viewport::set_hadjustment
-- method type : OrdinaryMethod
-- Args : [Arg {argName = "_obj", argType = TInterface "Gtk" "Viewport", direction = DirectionIn, mayBeNull = False, argScope = ScopeTypeInvalid, argClosure = -1, argDestroy = -1, transfer = TransferNothing},Arg {argName = "adjustment", argType = TInterface "Gtk" "Adjustment", direction = DirectionIn, mayBeNull = True, argScope = ScopeTypeInvalid, argClosure = -1, argDestroy = -1, transfer = TransferNothing}]
-- Lengths : []
-- hInArgs : [Arg {argName = "_obj", argType = TInterface "Gtk" "Viewport", direction = DirectionIn, mayBeNull = False, argScope = ScopeTypeInvalid, argClosure = -1, argDestroy = -1, transfer = TransferNothing},Arg {argName = "adjustment", argType = TInterface "Gtk" "Adjustment", direction = DirectionIn, mayBeNull = True, argScope = ScopeTypeInvalid, argClosure = -1, argDestroy = -1, transfer = TransferNothing}]
-- returnType : TBasicType TVoid
-- throws : False
-- Skip return : False

foreign import ccall "gtk_viewport_set_hadjustment" gtk_viewport_set_hadjustment :: 
    Ptr Viewport ->                         -- _obj : TInterface "Gtk" "Viewport"
    Ptr Adjustment ->                       -- adjustment : TInterface "Gtk" "Adjustment"
    IO ()

{-# DEPRECATED viewportSetHadjustment ["(Since version 3.0)","Use gtk_scrollable_set_hadjustment()"]#-}
viewportSetHadjustment ::
    (MonadIO m, ViewportK a, AdjustmentK b) =>
    a ->                                    -- _obj
    Maybe (b) ->                            -- adjustment
    m ()
viewportSetHadjustment _obj adjustment = liftIO $ do
    let _obj' = unsafeManagedPtrCastPtr _obj
    maybeAdjustment <- case adjustment of
        Nothing -> return nullPtr
        Just jAdjustment -> do
            let jAdjustment' = unsafeManagedPtrCastPtr jAdjustment
            return jAdjustment'
    gtk_viewport_set_hadjustment _obj' maybeAdjustment
    touchManagedPtr _obj
    whenJust adjustment touchManagedPtr
    return ()

-- method Viewport::set_shadow_type
-- method type : OrdinaryMethod
-- Args : [Arg {argName = "_obj", argType = TInterface "Gtk" "Viewport", direction = DirectionIn, mayBeNull = False, argScope = ScopeTypeInvalid, argClosure = -1, argDestroy = -1, transfer = TransferNothing},Arg {argName = "type", argType = TInterface "Gtk" "ShadowType", direction = DirectionIn, mayBeNull = False, argScope = ScopeTypeInvalid, argClosure = -1, argDestroy = -1, transfer = TransferNothing}]
-- Lengths : []
-- hInArgs : [Arg {argName = "_obj", argType = TInterface "Gtk" "Viewport", direction = DirectionIn, mayBeNull = False, argScope = ScopeTypeInvalid, argClosure = -1, argDestroy = -1, transfer = TransferNothing},Arg {argName = "type", argType = TInterface "Gtk" "ShadowType", direction = DirectionIn, mayBeNull = False, argScope = ScopeTypeInvalid, argClosure = -1, argDestroy = -1, transfer = TransferNothing}]
-- returnType : TBasicType TVoid
-- throws : False
-- Skip return : False

foreign import ccall "gtk_viewport_set_shadow_type" gtk_viewport_set_shadow_type :: 
    Ptr Viewport ->                         -- _obj : TInterface "Gtk" "Viewport"
    CUInt ->                                -- type : TInterface "Gtk" "ShadowType"
    IO ()


viewportSetShadowType ::
    (MonadIO m, ViewportK a) =>
    a ->                                    -- _obj
    ShadowType ->                           -- type
    m ()
viewportSetShadowType _obj type_ = liftIO $ do
    let _obj' = unsafeManagedPtrCastPtr _obj
    let type_' = (fromIntegral . fromEnum) type_
    gtk_viewport_set_shadow_type _obj' type_'
    touchManagedPtr _obj
    return ()

-- method Viewport::set_vadjustment
-- method type : OrdinaryMethod
-- Args : [Arg {argName = "_obj", argType = TInterface "Gtk" "Viewport", direction = DirectionIn, mayBeNull = False, argScope = ScopeTypeInvalid, argClosure = -1, argDestroy = -1, transfer = TransferNothing},Arg {argName = "adjustment", argType = TInterface "Gtk" "Adjustment", direction = DirectionIn, mayBeNull = True, argScope = ScopeTypeInvalid, argClosure = -1, argDestroy = -1, transfer = TransferNothing}]
-- Lengths : []
-- hInArgs : [Arg {argName = "_obj", argType = TInterface "Gtk" "Viewport", direction = DirectionIn, mayBeNull = False, argScope = ScopeTypeInvalid, argClosure = -1, argDestroy = -1, transfer = TransferNothing},Arg {argName = "adjustment", argType = TInterface "Gtk" "Adjustment", direction = DirectionIn, mayBeNull = True, argScope = ScopeTypeInvalid, argClosure = -1, argDestroy = -1, transfer = TransferNothing}]
-- returnType : TBasicType TVoid
-- throws : False
-- Skip return : False

foreign import ccall "gtk_viewport_set_vadjustment" gtk_viewport_set_vadjustment :: 
    Ptr Viewport ->                         -- _obj : TInterface "Gtk" "Viewport"
    Ptr Adjustment ->                       -- adjustment : TInterface "Gtk" "Adjustment"
    IO ()

{-# DEPRECATED viewportSetVadjustment ["(Since version 3.0)","Use gtk_scrollable_set_vadjustment()"]#-}
viewportSetVadjustment ::
    (MonadIO m, ViewportK a, AdjustmentK b) =>
    a ->                                    -- _obj
    Maybe (b) ->                            -- adjustment
    m ()
viewportSetVadjustment _obj adjustment = liftIO $ do
    let _obj' = unsafeManagedPtrCastPtr _obj
    maybeAdjustment <- case adjustment of
        Nothing -> return nullPtr
        Just jAdjustment -> do
            let jAdjustment' = unsafeManagedPtrCastPtr jAdjustment
            return jAdjustment'
    gtk_viewport_set_vadjustment _obj' maybeAdjustment
    touchManagedPtr _obj
    whenJust adjustment touchManagedPtr
    return ()