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Selecting all nodes is calling BuildTemplateColumn too many times causing slowdowns #223

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danipen opened this issue Oct 6, 2023 · 0 comments · May be fixed by #224
Open

Selecting all nodes is calling BuildTemplateColumn too many times causing slowdowns #223

danipen opened this issue Oct 6, 2023 · 0 comments · May be fixed by #224

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@danipen
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danipen commented Oct 6, 2023

When I select all nodes in the TreeDataGrid with around 33,000 nodes, it slows down. Profiling shows that the selection triggers BuildTemplateColumn, which causes a heavy load on the UI.

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grokys added a commit that referenced this issue Oct 6, 2023
@grokys
Short-circuit index check if possible.
cd84bef 
Not a 100% ideal solution, but should improve things.

Fixes #223.
@grokys grokys linked a pull request Oct 6, 2023 that will close this issue
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Short-circuit index check if possible. AvaloniaUI/Avalonia.Controls.TreeDataGrid
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@danipen