Revert "Fix inspector jumping when gaining focus"

This reverts commit 922642440132bf7b070a16240c3a21d119584403.

doc/classes/EditorInspector.xml

@@ -51,6 +51,7 @@
 	<members>
 		<member name="draw_focus_border" type="bool" setter="set_draw_focus_border" getter="get_draw_focus_border" overrides="ScrollContainer" default="true" />
 		<member name="focus_mode" type="int" setter="set_focus_mode" getter="get_focus_mode" overrides="Control" enum="Control.FocusMode" default="2" />
+		<member name="follow_focus" type="bool" setter="set_follow_focus" getter="is_following_focus" overrides="ScrollContainer" default="true" />
 		<member name="horizontal_scroll_mode" type="int" setter="set_horizontal_scroll_mode" getter="get_horizontal_scroll_mode" overrides="ScrollContainer" enum="ScrollContainer.ScrollMode" default="0" />
 	</members>
 	<signals>

editor/editor_inspector.cpp

@@ -3046,7 +3046,6 @@ void EditorInspector::update_tree() {
 	int current_focusable = -1;
 
 	// Temporarily disable focus following on the root inspector to avoid jumping while the inspector is updating.
-	bool was_following = get_root_inspector()->is_following_focus();
 	get_root_inspector()->set_follow_focus(false);
 
 	if (property_focusable != -1) {
@@ -3075,7 +3074,7 @@ void EditorInspector::update_tree() {
 	_clear(!object);
 
 	if (!object) {
-		get_root_inspector()->set_follow_focus(was_following);
+		get_root_inspector()->set_follow_focus(true);
 		return;
 	}
 
@@ -3954,7 +3953,7 @@ void EditorInspector::update_tree() {
 		EditorNode::get_singleton()->hide_unused_editors();
 	}
 
-	get_root_inspector()->set_follow_focus(was_following);
+	get_root_inspector()->set_follow_focus(true);
 }
 
 void EditorInspector::update_property(const String &p_prop) {
@@ -4807,15 +4806,6 @@ void EditorInspector::_notification(int p_what) {
 				update_tree();
 			}
 		} break;
-
-		case NOTIFICATION_FOCUS_ENTER: {
-			set_follow_focus(true);
-		} break;
-
-		case NOTIFICATION_FOCUS_EXIT: {
-			// Don't follow focus when the inspector is not focused. Prevents potential jumping when gaining focus.
-			set_follow_focus(false);
-		} break;
 	}
 }
 
@@ -4972,6 +4962,7 @@ EditorInspector::EditorInspector() {
 	base_vbox->add_child(main_vbox);
 
 	set_horizontal_scroll_mode(SCROLL_MODE_DISABLED);
+	set_follow_focus(true);
 
 	changing = 0;
 	search_box = nullptr;