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fix(windows): Enable edge's white flicker fix (requires v134+) #1513

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Mar 7, 2025
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fix(windows): Enable edge's white flicker fix (requires v134+) #1513

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fix(windows): Enable edge's white flicker fix (requires v134+)
FabianLars Mar 7, 2025
71d6cb7
changelog
FabianLars Mar 7, 2025
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5 changes: 5 additions & 0 deletions .changes/wv2-white-flicker.md
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@@ -0,0 +1,5 @@
---
wry: "patch:enhance"
---

Wry by default now passes `--enable-features=RemoveRedirectionBitmap` to WebView2 to hide the initial white flash of newly created webviews. Only takes effect on WebView2 Runtime versions 134 and above.
8 changes: 4 additions & 4 deletions src/lib.rs
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Expand Up @@ -1466,10 +1466,10 @@ pub trait WebViewBuilderExtWindows {
/// ## Warning
///
/// - Webview instances with different browser arguments must also have different [data directories](struct.WebContext.html#method.new).
/// - By default wry passes `--disable-features=msWebOOUI,msPdfOOUI,msSmartScreenProtection`
/// `--autoplay-policy=no-user-gesture-required` if autoplay is enabled
/// and `--proxy-server=<scheme>://<host>:<port>` if a proxy is set.
/// so if you use this method, you have to add these arguments yourself if you want to keep the same behavior.
/// - By default wry passes `--disable-features=msWebOOUI,msPdfOOUI,msSmartScreenProtection --enable-features=RemoveRedirectionBitmap`
/// `--autoplay-policy=no-user-gesture-required` if autoplay is enabled
/// and `--proxy-server=<scheme>://<host>:<port>` if a proxy is set.
/// so if you use this method, you have to add these arguments yourself if you want to keep the same behavior.
fn with_additional_browser_args<S: Into<String>>(self, additional_args: S) -> Self;

/// Determines whether browser-specific accelerator keys are enabled. When this setting is set to
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3 changes: 2 additions & 1 deletion src/webview2/mod.rs
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Expand Up @@ -283,7 +283,8 @@ impl InnerWebView {
let additional_browser_args = pl_attrs.additional_browser_args.unwrap_or_else(|| {
// remove "mini menu" - See https://github.com/tauri-apps/wry/issues/535
// and "smart screen" - See https://github.com/tauri-apps/tauri/issues/1345
let default_args = "--disable-features=msWebOOUI,msPdfOOUI,msSmartScreenProtection";
// enable white flicker fix
let default_args = "--disable-features=msWebOOUI,msPdfOOUI,msSmartScreenProtection --enable-features=RemoveRedirectionBitmap";
let mut arguments = String::from(default_args);

if attributes.autoplay {
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