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Won't Fix

Votes

0

Found in

2018.1.0b4

Issue ID

998728

Regression

No

Keyboard navigation UnityEditor.IMGUI.Controls.TreeView becomes unresponsive if it contains many items

IMGUI

-

Steps to reproduce:
1. Open user attached project
2. Click Mainmenu > BugReport > Open TestCode Window
3. Click Window > Profiler
4. Enable "Profile Editor" and "Record" in Profiler window
5. Expand "Group 49" in TestCode window
6. Select "Item 49"
7. Hold Arrow key down
- Observe the UI lags and the profiler shows a lot of time is being spent in GUIUtility.ProcessEvent

Expected result: The UnityEditor.IMGUI.Controls.TreeView should not get slower with the amount of elements in the tree.

Reproduced in: 2018.2.0a1, 2018.1.0b6 2017.3.1p1, 2017.2.1p3

  1. Resolution Note:

    this is something that the new IUR should fix, but only on the UI Element side of things.

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