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[Revert] - [Windows] Fix WebView blank rendering when used with HybridWebView #35744

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Merged
PureWeen merged 1 commit into from
Jun 4, 2026
+9 −125
Merged

[Revert] - [Windows] Fix WebView blank rendering when used with HybridWebView #35744

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62 changes: 0 additions & 62 deletions src/Controls/tests/TestCases.HostApp/Issues/Issue34558.cs
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33 changes: 0 additions & 33 deletions src/Controls/tests/TestCases.Shared.Tests/Tests/Issues/Issue34558.cs
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39 changes: 9 additions & 30 deletions src/Core/src/Handlers/HybridWebView/HybridWebViewHandler.Windows.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -307,38 +307,17 @@ private async Task<bool> TryInitializeWebView2(WebView2 webView)
var initializingArgs = new WebViewInitializationStartedEventArgs();
VirtualView?.WebViewInitializationStarted(initializingArgs);

// Only create a custom CoreWebView2Environment when the user has provided custom
// settings. Creating a separate environment with all-default settings conflicts with
// other WebView2 controls (e.g., regular WebView) in the same app that use the
// default environment, because WebView2 requires all controls sharing the same user
// data folder to use compatible environments. When no customizations are needed,
// use EnsureCoreWebView2Async() so this control joins the default shared environment.
bool hasCustomSettings =
initializingArgs.BrowserExecutableFolder != null ||
initializingArgs.UserDataFolder != null ||
initializingArgs.EnvironmentOptions != null ||
!string.IsNullOrEmpty(initializingArgs.ScriptLocale) ||
initializingArgs.IsInPrivateModeEnabled ||
!string.IsNullOrEmpty(initializingArgs.ProfileName);

if (hasCustomSettings)
{
var env = await CoreWebView2Environment.CreateWithOptionsAsync(
browserExecutableFolder: initializingArgs.BrowserExecutableFolder,
userDataFolder: initializingArgs.UserDataFolder,
options: initializingArgs.EnvironmentOptions);
var env = await CoreWebView2Environment.CreateWithOptionsAsync(
browserExecutableFolder: initializingArgs.BrowserExecutableFolder,
userDataFolder: initializingArgs.UserDataFolder,
options: initializingArgs.EnvironmentOptions);

var options = env.CreateCoreWebView2ControllerOptions();
options.ScriptLocale = initializingArgs.ScriptLocale;
options.IsInPrivateModeEnabled = initializingArgs.IsInPrivateModeEnabled;
options.ProfileName = initializingArgs.ProfileName;
var options = env.CreateCoreWebView2ControllerOptions();
options.ScriptLocale = initializingArgs.ScriptLocale;
options.IsInPrivateModeEnabled = initializingArgs.IsInPrivateModeEnabled;
options.ProfileName = initializingArgs.ProfileName;

await webView.EnsureCoreWebView2Async(env, options);
}
else
{
await webView.EnsureCoreWebView2Async();
}
await webView.EnsureCoreWebView2Async(env, options);

webView.CoreWebView2.Settings.AreDevToolsEnabled = Handler?.DeveloperTools.Enabled ?? false;
webView.CoreWebView2.Settings.IsWebMessageEnabled = true;
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