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author | Piotr Bereza <p.bereza@samsung.com> | 2017-03-22 16:45:27 +0100 |
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committer | Kangho Hur <kangho.hur@samsung.com> | 2017-10-23 13:34:34 +0900 |
commit | b89efb8799ff57e062edb7555170f3471c10080e (patch) | |
tree | cd4d7dfb5aaa9f0488acc09a3f3b7a90479b2466 /Xamarin.Forms.Platform.Tizen/Renderers/LayoutRenderer.cs | |
parent | 5946956534fec580f5dc96116679046adbc7b893 (diff) | |
download | xamarin-forms-b89efb8799ff57e062edb7555170f3471c10080e.tar.gz xamarin-forms-b89efb8799ff57e062edb7555170f3471c10080e.tar.bz2 xamarin-forms-b89efb8799ff57e062edb7555170f3471c10080e.zip |
New way of layout
Change-Id: I827d199fdc9be0f62a2a149ed2bd943c5ab76056
Signed-off-by: Piotr Bereza <p.bereza@samsung.com>
Diffstat (limited to 'Xamarin.Forms.Platform.Tizen/Renderers/LayoutRenderer.cs')
-rw-r--r-- | Xamarin.Forms.Platform.Tizen/Renderers/LayoutRenderer.cs | 17 |
1 files changed, 15 insertions, 2 deletions
diff --git a/Xamarin.Forms.Platform.Tizen/Renderers/LayoutRenderer.cs b/Xamarin.Forms.Platform.Tizen/Renderers/LayoutRenderer.cs index bf36afa4..2f723f3e 100644 --- a/Xamarin.Forms.Platform.Tizen/Renderers/LayoutRenderer.cs +++ b/Xamarin.Forms.Platform.Tizen/Renderers/LayoutRenderer.cs @@ -7,6 +7,8 @@ namespace Xamarin.Forms.Platform.Tizen /// </summary> public class LayoutRenderer : ViewRenderer<Layout, Native.Canvas> { + bool _isLayoutUpdatedRegistered = false; + /// <summary> /// Default constructor. /// </summary> @@ -14,12 +16,20 @@ namespace Xamarin.Forms.Platform.Tizen { } + public void RegisterOnLayoutUpdated() + { + if (!_isLayoutUpdatedRegistered) + { + Control.LayoutUpdated += OnLayoutUpdated; + _isLayoutUpdatedRegistered = true; + } + } + protected override void OnElementChanged(ElementChangedEventArgs<Layout> e) { if (null == Control) { var canvas = new Native.Canvas(Forms.Context.MainWindow); - canvas.LayoutUpdated += OnLayoutUpdated; SetNativeControl(canvas); } @@ -28,7 +38,10 @@ namespace Xamarin.Forms.Platform.Tizen protected override void Dispose(bool disposing) { - Control.LayoutUpdated -= OnLayoutUpdated; + if (_isLayoutUpdatedRegistered) + { + Control.LayoutUpdated -= OnLayoutUpdated; + } base.Dispose(disposing); } |