gtk: improve split sizing#13414

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dkinzler wants to merge 3 commits into

ghostty-org:mainfrom

dkinzler:gtk/better-splits

Commits on Jul 21, 2026

Fix split sizing to eliminate flickering and improve performance
dkinzler
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Commits on Jul 22, 2026

Changed the SplitTreeSplit.syncSplitRatio function to take a new SyncDirection enum argument to specify whether we sync from widget to split tree or vice-versa. This make the code more readable. Ad…
dkinzler
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Commits on Jul 25, 2026

Use log + return to preserve the previous semantics. If SplitTree widget or data model cannot be found, we would continue running with a null pointer in builds without safety checks. Using unreacha…
dkinzler
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