servoshell: Port Authentication dialog code to use egui intead of tinyfiledialogs (#35507)

Signed-off-by: L Ashwin B <lashwinib@gmail.com>

ports/servoshell/desktop/app_state.rs

@@ -172,7 +172,13 @@ impl RunningAppState {
     }
 
     pub(crate) fn for_each_active_dialog(&self, callback: impl Fn(&mut Dialog) -> bool) {
-        let Some(webview_id) = self.focused_webview().as_ref().map(WebView::id) else {
+        let last_created_webview_id = self.inner().creation_order.last().cloned();
+        let Some(webview_id) = self
+            .focused_webview()
+            .as_ref()
+            .map(WebView::id)
+            .or(last_created_webview_id)
+        else {
             return;
         };
 
@@ -392,19 +398,17 @@ impl WebViewDelegate for RunningAppState {
 
     fn request_authentication(
         &self,
-        _webview: WebView,
+        webview: WebView,
         authentication_request: AuthenticationRequest,
     ) {
         if self.inner().headless {
             return;
         }
 
-        if let (Some(username), Some(password)) = (
+        self.add_dialog(
-            tinyfiledialogs::input_box("", "username", ""),
+            webview,
-            tinyfiledialogs::input_box("", "password", ""),
+            Dialog::new_authentication_dialog(authentication_request),
-        ) {
+        );
-            authentication_request.authenticate(username, password);
-        }
     }
 
     fn request_open_auxiliary_webview(

ports/servoshell/desktop/dialog.rs

@@ -9,7 +9,7 @@ use egui::Modal;
 use egui_file_dialog::{DialogState, FileDialog as EguiFileDialog};
 use log::warn;
 use servo::ipc_channel::ipc::IpcSender;
-use servo::{FilterPattern, PromptResult};
+use servo::{AuthenticationRequest, FilterPattern, PromptResult};
 
 pub enum Dialog {
     File {
@@ -30,6 +30,11 @@ pub enum Dialog {
         input_text: String,
         sender: IpcSender<Option<String>>,
     },
+    Authentication {
+        username: String,
+        password: String,
+        request: Option<AuthenticationRequest>,
+    },
 }
 
 impl Dialog {
@@ -82,6 +87,14 @@ impl Dialog {
         }
     }
 
+    pub fn new_authentication_dialog(authentication_request: AuthenticationRequest) -> Self {
+        Dialog::Authentication {
+            username: String::new(),
+            password: String::new(),
+            request: Some(authentication_request),
+        }
+    }
+
     pub fn update(&mut self, ctx: &egui::Context) -> bool {
         match self {
             Dialog::File {
@@ -196,6 +209,58 @@ impl Dialog {
                 });
                 is_open
             },
+            Dialog::Authentication {
+                username,
+                password,
+                ref mut request,
+            } => {
+                let mut is_open = true;
+                Modal::new("input".into()).show(ctx, |ui| {
+                    let mut frame = egui::Frame::default().inner_margin(10.0).begin(ui);
+                    frame.content_ui.set_min_width(150.0);
+
+                    if let Some(ref request) = request {
+                        let url =
+                            egui::RichText::new(request.url().origin().unicode_serialization());
+                        frame.content_ui.heading(url);
+                    }
+
+                    frame.content_ui.add_space(10.0);
+
+                    frame
+                        .content_ui
+                        .label("This site is asking you to sign in.");
+                    frame.content_ui.add_space(10.0);
+
+                    frame.content_ui.label("Username:");
+                    frame.content_ui.text_edit_singleline(username);
+                    frame.content_ui.add_space(10.0);
+
+                    frame.content_ui.label("Password:");
+                    frame
+                        .content_ui
+                        .add(egui::TextEdit::singleline(password).password(true));
+
+                    frame.end(ui);
+
+                    egui::Sides::new().show(
+                        ui,
+                        |_ui| {},
+                        |ui| {
+                            if ui.button("Sign in").clicked() {
+                                let request =
+                                    request.take().expect("non-None until dialog is closed");
+                                request.authenticate(username.clone(), password.clone());
+                                is_open = false;
+                            }
+                            if ui.button("Cancel").clicked() {
+                                is_open = false;
+                            }
+                        },
+                    );
+                });
+                is_open
+            },
         }
     }
 }