diff --git a/src/gui_qt/_py/basewindow.py b/src/gui_qt/_py/basewindow.py
index f680529..d278e78 100644
--- a/src/gui_qt/_py/basewindow.py
+++ b/src/gui_qt/_py/basewindow.py
@@ -257,13 +257,13 @@ class Ui_BaseWindow(object):
         self.actionGuide_lines.setObjectName("actionGuide_lines")
         self.actionMaximize = QtWidgets.QAction(BaseWindow)
         self.actionMaximize.setCheckable(True)
-        self.actionMaximize.setVisible(False)
+        self.actionMaximize.setVisible(True)
         self.actionMaximize.setObjectName("actionMaximize")
         self.actionTile = QtWidgets.QAction(BaseWindow)
         self.actionTile.setObjectName("actionTile")
         self.actionMinimize = QtWidgets.QAction(BaseWindow)
         self.actionMinimize.setCheckable(True)
-        self.actionMinimize.setVisible(False)
+        self.actionMinimize.setVisible(True)
         self.actionMinimize.setObjectName("actionMinimize")
         self.actionNew_window = QtWidgets.QAction(BaseWindow)
         self.actionNew_window.setObjectName("actionNew_window")
diff --git a/src/gui_qt/_py/guidelinewidget.py b/src/gui_qt/_py/guidelinewidget.py
index 2f82e7f..39cf6c8 100644
--- a/src/gui_qt/_py/guidelinewidget.py
+++ b/src/gui_qt/_py/guidelinewidget.py
@@ -18,9 +18,9 @@ class Ui_Form(object):
         self.verticalLayout_2 = QtWidgets.QVBoxLayout(Form)
         self.verticalLayout_2.setContentsMargins(3, 3, 3, 3)
         self.verticalLayout_2.setObjectName("verticalLayout_2")
-        self.comboBox = QtWidgets.QComboBox(Form)
-        self.comboBox.setObjectName("comboBox")
-        self.verticalLayout_2.addWidget(self.comboBox)
+        self.graph_combobox = QtWidgets.QComboBox(Form)
+        self.graph_combobox.setObjectName("graph_combobox")
+        self.verticalLayout_2.addWidget(self.graph_combobox)
         self.listWidget = QtWidgets.QListWidget(Form)
         self.listWidget.setObjectName("listWidget")
         self.verticalLayout_2.addWidget(self.listWidget)
diff --git a/src/gui_qt/graphs/draw_objects.py b/src/gui_qt/graphs/draw_objects.py
index 5b6fe8e..c1c06f4 100644
--- a/src/gui_qt/graphs/draw_objects.py
+++ b/src/gui_qt/graphs/draw_objects.py
@@ -220,3 +220,6 @@ class Ellipse(GraphicsObject):
         self.log_mode = [x_mode, y_mode]
 
         self.informViewBoundsChanged()
+
+    def get_state(self):
+        return {'center': self.center, 'axes': self.ax}
diff --git a/src/gui_qt/graphs/drawings.py b/src/gui_qt/graphs/drawings.py
index 0dde5c6..48a183c 100644
--- a/src/gui_qt/graphs/drawings.py
+++ b/src/gui_qt/graphs/drawings.py
@@ -21,18 +21,10 @@ class DrawingsWidget(QtWidgets.QWidget, Ui_Form):
 
     def update_tree(self):
         for gid, windows in self.graphs.items():
-            item = QtWidgets.QTreeWidgetItem([windows.title])
-            item.setData(0, QtCore.Qt.UserRole, gid)
-
-            for d in windows.drawings.values():
-                child = QtWidgets.QTreeWidgetItem([d])
-                item.addChild(child)
-
-            self.treeWidget.addTopLevelItem(item)
-            # self.graph_comboBox.addItem(name, userData=gid)
+            self.graph_combobox.addItem(windows.title, userData=gid)
 
     def clear(self):
-        self.graph_comboBox.clear()
+        self.graph_combobox.clear()
 
     @QtCore.pyqtSlot(int, name='on_mode_comboBox_currentIndexChanged')
     def change_draw_type(self, idx: int):
diff --git a/src/resources/_ui/basewindow.ui b/src/resources/_ui/basewindow.ui
index 5edcf51..3987eb3 100644
--- a/src/resources/_ui/basewindow.ui
+++ b/src/resources/_ui/basewindow.ui
@@ -734,7 +734,7 @@
     <string>Maximize</string>
    </property>
    <property name="visible">
-    <bool>false</bool>
+    <bool>true</bool>
    </property>
   </action>
   <action name="actionTile">
@@ -750,7 +750,7 @@
     <string>Minimize</string>
    </property>
    <property name="visible">
-    <bool>false</bool>
+    <bool>true</bool>
    </property>
   </action>
   <action name="actionNew_window">
diff --git a/src/resources/_ui/guidelinewidget.ui b/src/resources/_ui/guidelinewidget.ui
index 24e1cfb..0aa9c32 100644
--- a/src/resources/_ui/guidelinewidget.ui
+++ b/src/resources/_ui/guidelinewidget.ui
@@ -27,7 +27,7 @@
     <number>3</number>
    </property>
    <item>
-    <widget class="QComboBox" name="comboBox"/>
+    <widget class="QComboBox" name="graph_combobox"/>
    </item>
    <item>
     <widget class="QListWidget" name="listWidget"/>