void ScrollViewProperties::EnsureProperties()

in dev/Generated/ScrollView.properties.cpp [51:273]
223 lines of code
21 McCabe index (conditional complexity)

void ScrollViewProperties::EnsureProperties()
{
    if (!s_ComputedHorizontalScrollBarVisibilityProperty)
    {
        s_ComputedHorizontalScrollBarVisibilityProperty =
            InitializeDependencyProperty(
                L"ComputedHorizontalScrollBarVisibility",
                winrt::name_of<winrt::Visibility>(),
                winrt::name_of<winrt::ScrollView>(),
                false /* isAttached */,
                ValueHelper<winrt::Visibility>::BoxValueIfNecessary(ScrollView::s_defaultComputedHorizontalScrollBarVisibility),
                winrt::PropertyChangedCallback(&OnComputedHorizontalScrollBarVisibilityPropertyChanged));
    }
    if (!s_ComputedVerticalScrollBarVisibilityProperty)
    {
        s_ComputedVerticalScrollBarVisibilityProperty =
            InitializeDependencyProperty(
                L"ComputedVerticalScrollBarVisibility",
                winrt::name_of<winrt::Visibility>(),
                winrt::name_of<winrt::ScrollView>(),
                false /* isAttached */,
                ValueHelper<winrt::Visibility>::BoxValueIfNecessary(ScrollView::s_defaultComputedVerticalScrollBarVisibility),
                winrt::PropertyChangedCallback(&OnComputedVerticalScrollBarVisibilityPropertyChanged));
    }
    if (!s_ContentProperty)
    {
        s_ContentProperty =
            InitializeDependencyProperty(
                L"Content",
                winrt::name_of<winrt::UIElement>(),
                winrt::name_of<winrt::ScrollView>(),
                false /* isAttached */,
                ValueHelper<winrt::UIElement>::BoxedDefaultValue(),
                winrt::PropertyChangedCallback(&OnContentPropertyChanged));
    }
    if (!s_ContentOrientationProperty)
    {
        s_ContentOrientationProperty =
            InitializeDependencyProperty(
                L"ContentOrientation",
                winrt::name_of<winrt::ScrollingContentOrientation>(),
                winrt::name_of<winrt::ScrollView>(),
                false /* isAttached */,
                ValueHelper<winrt::ScrollingContentOrientation>::BoxValueIfNecessary(ScrollView::s_defaultContentOrientation),
                winrt::PropertyChangedCallback(&OnContentOrientationPropertyChanged));
    }
    if (!s_HorizontalAnchorRatioProperty)
    {
        s_HorizontalAnchorRatioProperty =
            InitializeDependencyProperty(
                L"HorizontalAnchorRatio",
                winrt::name_of<double>(),
                winrt::name_of<winrt::ScrollView>(),
                false /* isAttached */,
                ValueHelper<double>::BoxValueIfNecessary(ScrollView::s_defaultAnchorRatio),
                winrt::PropertyChangedCallback(&OnHorizontalAnchorRatioPropertyChanged));
    }
    if (!s_HorizontalScrollBarVisibilityProperty)
    {
        s_HorizontalScrollBarVisibilityProperty =
            InitializeDependencyProperty(
                L"HorizontalScrollBarVisibility",
                winrt::name_of<winrt::ScrollingScrollBarVisibility>(),
                winrt::name_of<winrt::ScrollView>(),
                false /* isAttached */,
                ValueHelper<winrt::ScrollingScrollBarVisibility>::BoxValueIfNecessary(ScrollView::s_defaultHorizontalScrollBarVisibility),
                winrt::PropertyChangedCallback(&OnHorizontalScrollBarVisibilityPropertyChanged));
    }
    if (!s_HorizontalScrollChainModeProperty)
    {
        s_HorizontalScrollChainModeProperty =
            InitializeDependencyProperty(
                L"HorizontalScrollChainMode",
                winrt::name_of<winrt::ScrollingChainMode>(),
                winrt::name_of<winrt::ScrollView>(),
                false /* isAttached */,
                ValueHelper<winrt::ScrollingChainMode>::BoxValueIfNecessary(ScrollView::s_defaultHorizontalScrollChainMode),
                winrt::PropertyChangedCallback(&OnHorizontalScrollChainModePropertyChanged));
    }
    if (!s_HorizontalScrollModeProperty)
    {
        s_HorizontalScrollModeProperty =
            InitializeDependencyProperty(
                L"HorizontalScrollMode",
                winrt::name_of<winrt::ScrollingScrollMode>(),
                winrt::name_of<winrt::ScrollView>(),
                false /* isAttached */,
                ValueHelper<winrt::ScrollingScrollMode>::BoxValueIfNecessary(ScrollView::s_defaultHorizontalScrollMode),
                winrt::PropertyChangedCallback(&OnHorizontalScrollModePropertyChanged));
    }
    if (!s_HorizontalScrollRailModeProperty)
    {
        s_HorizontalScrollRailModeProperty =
            InitializeDependencyProperty(
                L"HorizontalScrollRailMode",
                winrt::name_of<winrt::ScrollingRailMode>(),
                winrt::name_of<winrt::ScrollView>(),
                false /* isAttached */,
                ValueHelper<winrt::ScrollingRailMode>::BoxValueIfNecessary(ScrollView::s_defaultHorizontalScrollRailMode),
                winrt::PropertyChangedCallback(&OnHorizontalScrollRailModePropertyChanged));
    }
    if (!s_IgnoredInputKindsProperty)
    {
        s_IgnoredInputKindsProperty =
            InitializeDependencyProperty(
                L"IgnoredInputKinds",
                winrt::name_of<winrt::ScrollingInputKinds>(),
                winrt::name_of<winrt::ScrollView>(),
                false /* isAttached */,
                ValueHelper<winrt::ScrollingInputKinds>::BoxValueIfNecessary(ScrollView::s_defaultIgnoredInputKinds),
                winrt::PropertyChangedCallback(&OnIgnoredInputKindsPropertyChanged));
    }
    if (!s_MaxZoomFactorProperty)
    {
        s_MaxZoomFactorProperty =
            InitializeDependencyProperty(
                L"MaxZoomFactor",
                winrt::name_of<double>(),
                winrt::name_of<winrt::ScrollView>(),
                false /* isAttached */,
                ValueHelper<double>::BoxValueIfNecessary(ScrollView::s_defaultMaxZoomFactor),
                winrt::PropertyChangedCallback(&OnMaxZoomFactorPropertyChanged));
    }
    if (!s_MinZoomFactorProperty)
    {
        s_MinZoomFactorProperty =
            InitializeDependencyProperty(
                L"MinZoomFactor",
                winrt::name_of<double>(),
                winrt::name_of<winrt::ScrollView>(),
                false /* isAttached */,
                ValueHelper<double>::BoxValueIfNecessary(ScrollView::s_defaultMinZoomFactor),
                winrt::PropertyChangedCallback(&OnMinZoomFactorPropertyChanged));
    }
    if (!s_ScrollPresenterProperty)
    {
        s_ScrollPresenterProperty =
            InitializeDependencyProperty(
                L"ScrollPresenter",
                winrt::name_of<winrt::ScrollPresenter>(),
                winrt::name_of<winrt::ScrollView>(),
                true /* isAttached */,
                ValueHelper<winrt::ScrollPresenter>::BoxedDefaultValue(),
                winrt::PropertyChangedCallback(&OnScrollPresenterPropertyChanged));
    }
    if (!s_VerticalAnchorRatioProperty)
    {
        s_VerticalAnchorRatioProperty =
            InitializeDependencyProperty(
                L"VerticalAnchorRatio",
                winrt::name_of<double>(),
                winrt::name_of<winrt::ScrollView>(),
                false /* isAttached */,
                ValueHelper<double>::BoxValueIfNecessary(ScrollView::s_defaultAnchorRatio),
                winrt::PropertyChangedCallback(&OnVerticalAnchorRatioPropertyChanged));
    }
    if (!s_VerticalScrollBarVisibilityProperty)
    {
        s_VerticalScrollBarVisibilityProperty =
            InitializeDependencyProperty(
                L"VerticalScrollBarVisibility",
                winrt::name_of<winrt::ScrollingScrollBarVisibility>(),
                winrt::name_of<winrt::ScrollView>(),
                false /* isAttached */,
                ValueHelper<winrt::ScrollingScrollBarVisibility>::BoxValueIfNecessary(ScrollView::s_defaultVerticalScrollBarVisibility),
                winrt::PropertyChangedCallback(&OnVerticalScrollBarVisibilityPropertyChanged));
    }
    if (!s_VerticalScrollChainModeProperty)
    {
        s_VerticalScrollChainModeProperty =
            InitializeDependencyProperty(
                L"VerticalScrollChainMode",
                winrt::name_of<winrt::ScrollingChainMode>(),
                winrt::name_of<winrt::ScrollView>(),
                false /* isAttached */,
                ValueHelper<winrt::ScrollingChainMode>::BoxValueIfNecessary(ScrollView::s_defaultVerticalScrollChainMode),
                winrt::PropertyChangedCallback(&OnVerticalScrollChainModePropertyChanged));
    }
    if (!s_VerticalScrollModeProperty)
    {
        s_VerticalScrollModeProperty =
            InitializeDependencyProperty(
                L"VerticalScrollMode",
                winrt::name_of<winrt::ScrollingScrollMode>(),
                winrt::name_of<winrt::ScrollView>(),
                false /* isAttached */,
                ValueHelper<winrt::ScrollingScrollMode>::BoxValueIfNecessary(ScrollView::s_defaultVerticalScrollMode),
                winrt::PropertyChangedCallback(&OnVerticalScrollModePropertyChanged));
    }
    if (!s_VerticalScrollRailModeProperty)
    {
        s_VerticalScrollRailModeProperty =
            InitializeDependencyProperty(
                L"VerticalScrollRailMode",
                winrt::name_of<winrt::ScrollingRailMode>(),
                winrt::name_of<winrt::ScrollView>(),
                false /* isAttached */,
                ValueHelper<winrt::ScrollingRailMode>::BoxValueIfNecessary(ScrollView::s_defaultVerticalScrollRailMode),
                winrt::PropertyChangedCallback(&OnVerticalScrollRailModePropertyChanged));
    }
    if (!s_ZoomChainModeProperty)
    {
        s_ZoomChainModeProperty =
            InitializeDependencyProperty(
                L"ZoomChainMode",
                winrt::name_of<winrt::ScrollingChainMode>(),
                winrt::name_of<winrt::ScrollView>(),
                false /* isAttached */,
                ValueHelper<winrt::ScrollingChainMode>::BoxValueIfNecessary(ScrollView::s_defaultZoomChainMode),
                winrt::PropertyChangedCallback(&OnZoomChainModePropertyChanged));
    }
    if (!s_ZoomModeProperty)
    {
        s_ZoomModeProperty =
            InitializeDependencyProperty(
                L"ZoomMode",
                winrt::name_of<winrt::ScrollingZoomMode>(),
                winrt::name_of<winrt::ScrollView>(),
                false /* isAttached */,
                ValueHelper<winrt::ScrollingZoomMode>::BoxValueIfNecessary(ScrollView::s_defaultZoomMode),
                winrt::PropertyChangedCallback(&OnZoomModePropertyChanged));
    }
}