将xamandroidsupportv4-18-22.2.0.0添加到xamarin项目时出现了这些错误
Error 4 cannot find symbol
symbol : class OnActionExpandListener
location: class android.support.v4.view.MenuItemCompat
android.support.v4.view.MenuItemCompat.OnActionExpandListener
I:\HelloSwipeViewWithTabs\obj\Debug\android\src\mono\android\support\v4\view\MenuItemCompat_OnActionExpandListenerImplementor.java 8 41 HelloSwipeViewWithTabs
Error 5 cannot find symbol
symbol : class OnApplyWindowInsetsListener
location: package android.support.v4.view
android.support.v4.view.OnApplyWindowInsetsListener
I:\HelloSwipeViewWithTabs\obj\Debug\android\src\mono\android\support\v4\view\OnApplyWindowInsetsListenerImplementor.java 8 26 HelloSwipeViewWithTabs
Error 10 cannot find symbol
symbol : class ViewPropertyAnimatorListener
location: package android.support.v4.view
android.support.v4.view.ViewPropertyAnimatorListener
I:\HelloSwipeViewWithTabs\obj\Debug\android\src\mono\android\support\v4\view\ViewPropertyAnimatorListenerImplementor.java 8 26 HelloSwipeViewWithTabs
Error 11 cannot find symbol
symbol : class ViewPropertyAnimatorUpdateListener
location: package android.support.v4.view
android.support.v4.view.ViewPropertyAnimatorUpdateListener
I:\HelloSwipeViewWithTabs\obj\Debug\android\src\mono\android\support\v4\view\ViewPropertyAnimatorUpdateListenerImplementor.java 8 26 HelloSwipeViewWithTabs
Error 8 cannot find symbol
symbol : class WindowInsetsCompat
location: package android.support.v4.view
private native android.support.v4.view.WindowInsetsCompat n_onApplyWindowInsets (android.view.View p0, android.support.v4.view.WindowInsetsCompat p1);
I:\HelloSwipeViewWithTabs\obj\Debug\android\src\mono\android\support\v4\view\OnApplyWindowInsetsListenerImplementor.java 32 128 HelloSwipeViewWithTabs
Error 9 cannot find symbol
symbol : class WindowInsetsCompat
location: package android.support.v4.view
private native android.support.v4.view.WindowInsetsCompat n_onApplyWindowInsets (android.view.View p0, android.support.v4.view.WindowInsetsCompat p1);
I:\HelloSwipeViewWithTabs\obj\Debug\android\src\mono\android\support\v4\view\OnApplyWindowInsetsListenerImplementor.java 32 40 HelloSwipeViewWithTabs
Error 6 cannot find symbol
symbol : class WindowInsetsCompat
location: package android.support.v4.view
public android.support.v4.view.WindowInsetsCompat onApplyWindowInsets (android.view.View p0, android.support.v4.view.WindowInsetsCompat p1)
I:\HelloSwipeViewWithTabs\obj\Debug\android\src\mono\android\support\v4\view\OnApplyWindowInsetsListenerImplementor.java 27 118 HelloSwipeViewWithTabs
Error 7 cannot find symbol
symbol : class WindowInsetsCompat
location: package android.support.v4.view
public android.support.v4.view.WindowInsetsCompat onApplyWindowInsets (android.view.View p0, android.support.v4.view.WindowInsetsCompat p1)
I:\HelloSwipeViewWithTabs\obj\Debug\android\src\mono\android\support\v4\view\OnApplyWindowInsetsListenerImplementor.java 27 32 HelloSwipeViewWithTabs
Error 1 package android.support.v4.media.session.MediaSessionCompat does not exist
android.support.v4.media.session.MediaSessionCompat.OnActiveChangeListener
I:\HelloSwipeViewWithTabs\obj\Debug\android\src\mono\android\support\v4\media\session\MediaSessionCompat_OnActiveChangeListenerImplementor.java 8 54 HelloSwipeViewWithTabs
Error 2 package android.support.v4.view.ActionProvider does not exist
android.support.v4.view.ActionProvider.SubUiVisibilityListener
I:\HelloSwipeViewWithTabs\obj\Debug\android\src\mono\android\support\v4\view\ActionProvider_SubUiVisibilityListenerImplementor.java 8 41 HelloSwipeViewWithTabs
Error 3 package android.support.v4.view.ActionProvider does not exist
android.support.v4.view.ActionProvider.VisibilityListener
I:\HelloSwipeViewWithTabs\obj\Debug\android\src\mono\android\support\v4\view\ActionProvider_VisibilityListenerImplementor.java 8 41 HelloSwipeViewWithTabs
Error 12 package android.support.v4.widget.DrawerLayout does not exist
android.support.v4.widget.DrawerLayout.DrawerListener
I:\HelloSwipeViewWithTabs\obj\Debug\android\src\mono\android\support\v4\widget\DrawerLayout_DrawerListenerImplementor.java 8 41 HelloSwipeViewWithTabs
Error 13 package android.support.v4.widget.SlidingPaneLayout does not exist
android.support.v4.widget.SlidingPaneLayout.PanelSlideListener
I:\HelloSwipeViewWithTabs\obj\Debug\android\src\mono\android\support\v4\widget\SlidingPaneLayout_PanelSlideListenerImplementor.java 8 46 HelloSwipeViewWithTabs
Error 14 package android.support.v4.widget.SwipeRefreshLayout does not exist
android.support.v4.widget.SwipeRefreshLayout.OnRefreshListener
I:\HelloSwipeViewWithTabs\obj\Debug\android\src\mono\android\support\v4\widget\SwipeRefreshLayout_OnRefreshListenerImplementor.java 8 47 HelloSwipeViewWithTabs