detached 3d3e3a9

fix(cef): force repaint after zoom by calling WasResized()

In OSR mode, SetZoomLevel alone doesn't trigger a repaint. Call
host.WasResized() after to make CEF re-query GetViewRect and
issue a fresh OnPaint at the new zoom level.
commit
3d3e3a95f7704402718e7d5f3ac6dab5aba386f2
author
brice · · 2026-03-21 10:45 UTC
committer
brice · · 2026-03-28 04:37 UTC
parent
bfc8644
signature
GPG VerifiedCD88F9E564E0102646FB6077A1A07C7C7C3E349D · arch-gpg Verified for the committer email
1 file · +4 -0
Unified
UnifiedSplit
M internal/infrastructure/cef/webview.go +4 -0
@@ -333,6 +333,10 @@ func (wv *WebView) SetZoomLevel(_ context.Context, factor float64) error {
333333 Msg("cef: SetZoomLevel")
334334 host.SetZoomLevel(cefLevel)
335335 wv.zoomFactor.Store(factor)
336+ // Force CEF to re-render at the new zoom level. In OSR mode, SetZoomLevel
337+ // alone doesn't trigger a repaint — WasResized makes CEF re-query
338+ // GetViewRect and issue a fresh OnPaint.
339+ host.WasResized()
336340 return nil
337341 }
338342
@@ -333,6 +333,10 @@ func (wv *WebView) SetZoomLevel(_ context.Context, factor float64) error {
333 Msg("cef: SetZoomLevel")333 Msg("cef: SetZoomLevel")
334 host.SetZoomLevel(cefLevel)334 host.SetZoomLevel(cefLevel)
335 wv.zoomFactor.Store(factor)335 wv.zoomFactor.Store(factor)
336+ // Force CEF to re-render at the new zoom level. In OSR mode, SetZoomLevel
337+ // alone doesn't trigger a repaint — WasResized makes CEF re-query
338+ // GetViewRect and issue a fresh OnPaint.
339+ host.WasResized()
336 return nil340 return nil
337 }341 }
338 342

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