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author | E.Z. Hart <hartez@users.noreply.github.com> | 2016-10-04 11:47:02 -0600 |
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committer | Rui Marinho <me@ruimarinho.net> | 2016-10-04 18:47:02 +0100 |
commit | d178a458ee1cdae63e1ffaf6f5445000f7b9cd0e (patch) | |
tree | adee2c88cec80075e405220305de1a6618202c3a /Xamarin.Forms.ControlGallery.Android | |
parent | c83c19f106162ca55ab57dfea3693246ec6155fa (diff) | |
download | xamarin-forms-d178a458ee1cdae63e1ffaf6f5445000f7b9cd0e.tar.gz xamarin-forms-d178a458ee1cdae63e1ffaf6f5445000f7b9cd0e.tar.bz2 xamarin-forms-d178a458ee1cdae63e1ffaf6f5445000f7b9cd0e.zip |
Unhook drawer listeners so MDP renderer and pages can be collected (#412)
Null out page in custom MDP renderer in Control Gallery so it can be collected
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Diffstat (limited to 'Xamarin.Forms.ControlGallery.Android')
-rw-r--r-- | Xamarin.Forms.ControlGallery.Android/CustomRenderers.cs | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/Xamarin.Forms.ControlGallery.Android/CustomRenderers.cs b/Xamarin.Forms.ControlGallery.Android/CustomRenderers.cs index a550212c..0530fc3c 100644 --- a/Xamarin.Forms.ControlGallery.Android/CustomRenderers.cs +++ b/Xamarin.Forms.ControlGallery.Android/CustomRenderers.cs @@ -34,6 +34,7 @@ namespace Xamarin.Forms.ControlGallery.Android public class NativeDroidMasterDetail : Xamarin.Forms.Platform.Android.AppCompat.MasterDetailPageRenderer { MasterDetailPage _page; + bool _disposed; protected override void OnElementChanged(VisualElement oldElement, VisualElement newElement) { @@ -61,10 +62,18 @@ namespace Xamarin.Forms.ControlGallery.Android protected override void Dispose(bool disposing) { + if (_disposed) + { + return; + } + + _disposed = true; + if (disposing && _page != null) { _page.LayoutChanged -= Page_LayoutChanged; _page.PropertyChanged -= Page_PropertyChanged; + _page = null; } base.Dispose(disposing); |