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[Bug] DrawingView crashes when Background property not set on iOS #500

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yurkinh opened this issue Jul 19, 2022 · 0 comments · Fixed by #502
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[Bug] DrawingView crashes when Background property not set on iOS #500

yurkinh opened this issue Jul 19, 2022 · 0 comments · Fixed by #502
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@VladislavAntonyuk
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bug Something isn't working unverified

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@yurkinh
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yurkinh commented Jul 19, 2022

Description

When you try to export drawings from DrawingView with
DrawingViewControl.GetImageStream(DrawingViewControl.Width, DrawingViewControl.Width)
Control crashes if "Background " property is not set

Link to Reproduction Sample

Sample.zip

Steps to Reproduce

  1. Run the attached sample
  2. Press "Show Popup" button
  3. Draw something
  4. Press "Done" button on Popup page

Expected Behavior

App not crashing. Lines are exported

Actual Behavior

App crashes

Basic Information

  • Version with issue:

  • Platform Target Frameworks:

    • iOS:

Workaround

Set "Background" property on DrawingView
@yurkinh yurkinh added bug Something isn't working unverified labels Jul 19, 2022
@yurkinh yurkinh mentioned this issue Jul 20, 2022
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VladislavAntonyuk added a commit that referenced this issue Jul 20, 2022
@VladislavAntonyuk
Fix #500 Color is Null. Fix KeyWindow not correctly calculated
996d475
@VladislavAntonyuk VladislavAntonyuk mentioned this issue Jul 20, 2022
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VladislavAntonyuk added a commit that referenced this issue Jul 21, 2022
@VladislavAntonyuk @pictos
Fix #500 Color is Null. Fix KeyWindow not correctly calculated (#502)
4142e26 
* Fix #500 Color is Null. Fix KeyWindow not correctly calculated

* Ensure we do not have NRE on Windows

Co-authored-by: Pedro Jesus <pedrojesus.cefet@gmail.com>
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Fix #500 Color is Null. Fix KeyWindow not correctly calculated CommunityToolkit/Maui
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@yurkinh @VladislavAntonyuk