Allow dragging to specific folders in filesystem dock

Author: Mateus Reis

editor/editor_node.cpp

@@ -5828,7 +5828,11 @@ PopupMenu *EditorNode::get_export_as_menu() {
 }
 
 void EditorNode::_dropped_files(const Vector<String> &p_files) {
-	String to_path = ProjectSettings::get_singleton()->globalize_path(FileSystemDock::get_singleton()->get_current_directory());
+	String to_path = FileSystemDock::get_singleton()->get_folder_path_at_mouse_position();
+	if (to_path.is_empty()) {
+		to_path = FileSystemDock::get_singleton()->get_current_directory();
+	}
+	to_path = ProjectSettings::get_singleton()->globalize_path(to_path);
 
 	_add_dropped_files_recursive(p_files, to_path);
 

editor/filesystem_dock.cpp

@@ -2749,6 +2749,15 @@ void FileSystemDock::remove_resource_tooltip_plugin(const Ref<EditorResourceTool
 	tooltip_plugins.remove_at(index);
 }
 
+String FileSystemDock::get_folder_path_at_mouse_position() const {
+	TreeItem *item = tree->get_item_at_position(tree->get_local_mouse_position());
+	if (!item) {
+		return String();
+	}
+	String fpath = item->get_metadata(0);
+	return fpath.get_base_dir();
+}
+
 Control *FileSystemDock::create_tooltip_for_path(const String &p_path) const {
 	if (p_path == "Favorites") {
 		// No tooltip for the "Favorites" group.

editor/filesystem_dock.h

@@ -380,6 +380,7 @@ class FileSystemDock : public VBoxContainer {
 
 	String get_current_path() const;
 	String get_current_directory() const;
+	String get_folder_path_at_mouse_position() const;
 
 	void navigate_to_path(const String &p_path);
 	void focus_on_path();