LR-BEHAV-TITLEBAR: a press below the title bar released on it is not a click outside the dialog

crates/ui-egui/src/dialogs/frame.rs

@@ -32,7 +32,7 @@ pub(super) fn clicked_backdrop(ctx: &egui::Context, window: egui::Rect, title_ba
     }
     let Some(release) = release else { return false };
     let pressed_outside = ctx.data_mut(|d| d.remove_temp::<bool>(press_id)).unwrap_or(false);
-    clicked && pressed_outside && !window.contains(release)
+    clicked && pressed_outside && !window.contains(release) && !title_bar.is_some_and(|b| b.contains(release))
 }
 
 /// Room kept free above and below a dialog (#781).

crates/ui-egui/src/tests/titlebar.rs

@@ -251,6 +251,21 @@ fn a_dialog_in_the_full_screen_photo_view_has_no_title_bar_handle() {
     assert!(!handle, "no title bar handle over the photo");
 }
 
+// Scenario: a press on the backdrop just below the bar, released on the bar, is not a click outside the dialog
+#[test]
+fn a_press_below_the_title_bar_released_on_it_keeps_the_dialog_open() {
+    let mut h = integrated();
+    h.app.ui.settings.close_dialogs_outside = true;
+    let mut h = with_export_dialog(h);
+    let spot = empty_spot(&h);
+    let bar = widget(&h, "region:titlebar");
+    let below = egui::pos2(spot.x, bar.bottom() + 1.0);
+    let on_bar = egui::pos2(spot.x, bar.bottom() - 1.0);
+    h.request("ui.drag", json!({"x": below.x, "y": below.y, "toX": on_bar.x, "toY": on_bar.y}), T);
+    play(&mut h);
+    assert!(h.app.ui.dialog.is_some(), "the release on the bar is not a click on the backdrop");
+}
+
 // Scenario: a click on the undimmed bar is not a click outside the dialog
 #[test]
 fn a_click_on_the_title_bar_keeps_the_dialog_open() {