message: When pane grid title bar is cramped, still show content until hover and allow dragging where content would've been
diff: @@ -144,6 +144,7 @@ where
  let mut show_title = true;
  if let Some(controls) = &self.controls {
  + if show_controls || self.always_show_controls {
  let controls_layout = children.next().unwrap();
  if title_layout.bounds().width + controls_layout.bounds().width
  > padded.bounds().width
  @@ -151,7 +152,6 @@ where
  show_title = false;
  }
  - if show_controls || self.always_show_controls {
  controls.as_widget().draw(
  &tree.children[1],
  renderer,
  @@ -195,8 +195,14 @@ where
  if self.controls.is_some() {
  let controls_layout = children.next().unwrap();
  + if title_layout.bounds().width + controls_layout.bounds().width
  + > padded.bounds().width
  + {
  + !controls_layout.bounds().contains(cursor_position)
  + } else {
  !controls_layout.bounds().contains(cursor_position)
  && !title_layout.bounds().contains(cursor_position)
  + }
  } else {
  !title_layout.bounds().contains(cursor_position)
  }
  