Disable popup windows on desktop

webview/src/commonMain/kotlin/com/multiplatform/webview/setting/PlatformWebSettings.kt

@@ -178,6 +178,7 @@ sealed class PlatformWebSettings {
     data class DesktopWebSettings(
         var offScreenRendering: Boolean = false,
         var transparent: Boolean = false,
+        var disablePopupWindows: Boolean = false,
     ) : PlatformWebSettings()
 
     /**

webview/src/desktopMain/kotlin/com/multiplatform/webview/web/DisablePopupWindowsLifeSpanHandler.kt

@@ -0,0 +1,19 @@
+package com.multiplatform.webview.web
+
+import org.cef.browser.CefBrowser
+import org.cef.browser.CefFrame
+import org.cef.handler.CefLifeSpanHandlerAdapter
+
+class DisablePopupWindowsLifeSpanHandler : CefLifeSpanHandlerAdapter() {
+    override fun onBeforePopup(
+        browser: CefBrowser?,
+        frame: CefFrame?,
+        target_url: String?,
+        target_frame_name: String?,
+    ): Boolean {
+        if (target_url != null) {
+            browser?.loadURL(target_url)
+        }
+        return true
+    }
+}

webview/src/desktopMain/kotlin/com/multiplatform/webview/web/WebView.desktop.kt

@@ -48,7 +48,18 @@ fun DesktopWebView(
     onDispose: () -> Unit,
 ) {
     val currentOnDispose by rememberUpdatedState(onDispose)
-    val client = remember { KCEF.newClientOrNullBlocking() }
+    val client =
+        remember(state.webSettings.desktopWebSettings.disablePopupWindows) {
+            KCEF.newClientOrNullBlocking()?.also {
+                if (state.webSettings.desktopWebSettings.disablePopupWindows) {
+                    it.addLifeSpanHandler(DisablePopupWindowsLifeSpanHandler())
+                } else {
+                    if (it.getLifeSpanHandler() is DisablePopupWindowsLifeSpanHandler) {
+                        it.removeLifeSpanHandler()
+                    }
+                }
+            }
+        }
     val fileContent by produceState("", state.content) {
         value =
             if (state.content is WebContent.File) {
@@ -60,7 +71,12 @@ fun DesktopWebView(
     }
 
     val browser: KCEFBrowser? =
-        remember(client, state.webSettings.desktopWebSettings, fileContent) {
+        remember(
+            client,
+            state.webSettings.desktopWebSettings.offScreenRendering,
+            state.webSettings.desktopWebSettings.transparent,
+            fileContent,
+        ) {
             val rendering =
                 if (state.webSettings.desktopWebSettings.offScreenRendering) {
                     CefRendering.OFFSCREEN