diff --git a/tools/editor/plugins/spatial_editor_plugin.cpp b/tools/editor/plugins/spatial_editor_plugin.cpp
index c8cbc397320..3af6aded6b0 100644
--- a/tools/editor/plugins/spatial_editor_plugin.cpp
+++ b/tools/editor/plugins/spatial_editor_plugin.cpp
@@ -1410,6 +1410,12 @@ void SpatialEditorViewport::_sinput(const InputEvent &p_event) {
 				case KEY_F: {
 					_menu_option(VIEW_CENTER_TO_SELECTION);
 				} break;
+
+				case KEY_SPACE: {
+					if (!k.pressed)
+						emit_signal("toggle_maximize_view", this);
+				} break;
+
 			}
 
 
@@ -1816,6 +1822,7 @@ void SpatialEditorViewport::_bind_methods(){
 	ObjectTypeDB::bind_method(_MD("_toggle_camera_preview"),&SpatialEditorViewport::_toggle_camera_preview);
 	ObjectTypeDB::bind_method(_MD("_preview_exited_scene"),&SpatialEditorViewport::_preview_exited_scene);
 
+	ADD_SIGNAL( MethodInfo("toggle_maximize_view", PropertyInfo(Variant::OBJECT, "viewport")) );
 }
 
 
@@ -2916,6 +2923,48 @@ void SpatialEditor::_request_gizmo(Object* p_obj) {
 
 }
 
+void SpatialEditor::_toggle_maximize_view(Object* p_viewport) {
+	if (!p_viewport) return;
+	SpatialEditorViewport *current_viewport = p_viewport->cast_to<SpatialEditorViewport>();
+	if (!current_viewport) return;
+
+	int index=-1;
+	bool maximized = false;
+	for(int i=0;i<4;i++) {
+		if (viewports[i]==current_viewport) {
+			index=i;
+			if ( current_viewport->get_global_rect() == viewport_base->get_global_rect() )
+				maximized=true;
+			break;
+		}
+	}
+	if (index==-1) return;
+
+	if (!maximized) {
+
+		for(int i=0;i<4;i++) {
+			if (i==index)
+				viewports[i]->set_area_as_parent_rect();
+			else
+				viewports[i]->hide();
+		}
+	} else {
+
+		for(int i=0;i<4;i++)
+			viewports[i]->show();
+
+		if (view_menu->get_popup()->is_item_checked( view_menu->get_popup()->get_item_index(MENU_VIEW_USE_1_VIEWPORT) ))
+			_menu_item_pressed(MENU_VIEW_USE_1_VIEWPORT);
+		else if (view_menu->get_popup()->is_item_checked( view_menu->get_popup()->get_item_index(MENU_VIEW_USE_2_VIEWPORTS) ))
+			_menu_item_pressed(MENU_VIEW_USE_2_VIEWPORTS);
+		else if (view_menu->get_popup()->is_item_checked( view_menu->get_popup()->get_item_index(MENU_VIEW_USE_3_VIEWPORTS) ))
+			_menu_item_pressed(MENU_VIEW_USE_3_VIEWPORTS);
+		else if (view_menu->get_popup()->is_item_checked( view_menu->get_popup()->get_item_index(MENU_VIEW_USE_4_VIEWPORTS) ))
+			_menu_item_pressed(MENU_VIEW_USE_4_VIEWPORTS);
+	}
+
+}
+
 void SpatialEditor::_bind_methods() {
 
 //	ObjectTypeDB::bind_method("_input_event",&SpatialEditor::_input_event);
@@ -2928,8 +2977,11 @@ void SpatialEditor::_bind_methods() {
 	ObjectTypeDB::bind_method("_get_editor_data",&SpatialEditor::_get_editor_data);
 	ObjectTypeDB::bind_method("_request_gizmo",&SpatialEditor::_request_gizmo);
 
+	ObjectTypeDB::bind_method("_toggle_maximize_view",&SpatialEditor::_toggle_maximize_view);
+
 	ADD_SIGNAL( MethodInfo("transform_key_request") );
 
+
 }
 
 SpatialEditor::SpatialEditor(EditorNode *p_editor) {
@@ -3069,6 +3121,7 @@ SpatialEditor::SpatialEditor(EditorNode *p_editor) {
 	for(int i=0;i<4;i++) {
 
 		viewports[i] = memnew( SpatialEditorViewport(this,editor) );
+		viewports[i]->connect("toggle_maximize_view",this,"_toggle_maximize_view");
 		viewport_base->add_child(viewports[i]);
 	}
 	//vbc->add_child(viewport_base);
diff --git a/tools/editor/plugins/spatial_editor_plugin.h b/tools/editor/plugins/spatial_editor_plugin.h
index 308590eceae..3f64e51cdbb 100644
--- a/tools/editor/plugins/spatial_editor_plugin.h
+++ b/tools/editor/plugins/spatial_editor_plugin.h
@@ -364,6 +364,8 @@ private:
 	void _init_indicators();
 	void _finish_indicators();
 
+	void _toggle_maximize_view(Object* p_viewport);
+
 	Node *custom_camera;
 
 	Object *_get_editor_data(Object *p_what);