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communi / communi-desktop

An IRC client for desktop environments
https://communi.github.io/
BSD 3-Clause "New" or "Revised" License
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Channel switching is slow #140

Open mia-0 opened 3 years ago

mia-0 commented 3 years ago

Switching channels is quite slow, especially with large logs. I’ve had a quick look at perf top and that revealed Qt text layout as the culprit. Limiting the QTextDocument’s block count clearly isn’t enough (I consider 1000 lines a relatively small number)…