Speed up app startup (cache Webview::Availability)#30314
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futpib wants to merge 1 commit intotelegramdesktop:devfrom
Open
Speed up app startup (cache Webview::Availability)#30314futpib wants to merge 1 commit intotelegramdesktop:devfrom
futpib wants to merge 1 commit intotelegramdesktop:devfrom
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Iv::ShowButton() and LocationPicker::Available() each called Webview::Availability() separately (~200ms each on Linux). Replace the per-caller static caches with a single shared cache in Core::CachedWebviewAvailability(), reducing startup from two ~200ms calls to one.
ilya-fedin
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Feb 19, 2026
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~200ms each on Linux
the price of converting async api into a sync one with a nested event loop 😭
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Iv::ShowButton() and LocationPicker::Available() each called Webview::Availability() separately (~200ms each on Linux). Replace the per-caller static caches with a single shared cache in Core::CachedWebviewAvailability(), reducing startup from two ~200ms calls to one.
Previous failed attempt at this: desktop-app/lib_webview#136 + #30310