From bd4b88102a3c231ed4e4d1a7fd3ab76fef112deb Mon Sep 17 00:00:00 2001
From: Dominik Demuth <dominik.demuth@physik.tu-darmstadt.de>
Date: Wed, 22 Feb 2023 18:57:39 +0100
Subject: [PATCH] graph title is displayed when maximized

---
 src/gui_qt/graphs/graphwindow.py | 13 +++++++++++++
 src/gui_qt/main/mainwindow.py    |  1 +
 2 files changed, 14 insertions(+)

diff --git a/src/gui_qt/graphs/graphwindow.py b/src/gui_qt/graphs/graphwindow.py
index e0a63f0..2f44954 100644
--- a/src/gui_qt/graphs/graphwindow.py
+++ b/src/gui_qt/graphs/graphwindow.py
@@ -131,6 +131,8 @@ class QGraphWindow(QtWidgets.QGraphicsView, Ui_GraphWindow):
 
     @title.setter
     def title(self, value):
+        if self.graph_label.text() != '':
+            self.graph_label.setText(str(value))
         self.setWindowTitle(str(value))
 
     @property
@@ -349,6 +351,7 @@ class QGraphWindow(QtWidgets.QGraphicsView, Ui_GraphWindow):
         self.graphic.addItem(obj.drawing)
 
     def closeEvent(self, evt: QtGui.QCloseEvent):
+        print(self.parent())
         if not self.closable:
             evt.ignore()
             return
@@ -746,3 +749,13 @@ class QGraphWindow(QtWidgets.QGraphicsView, Ui_GraphWindow):
         temp = self._fgcolor, self._bgcolor
         self.set_color(foreground=self._prev_colors[0], background=self._prev_colors[1])
         self._prev_colors = temp
+
+
+    @QtCore.pyqtSlot(QtCore.Qt.WindowStates, QtCore.Qt.WindowStates)
+    def state_changed(self, old_state: QtCore.Qt.WindowStates, new_state: QtCore.Qt.WindowStates):
+        old_maximized = old_state & QtCore.Qt.WindowMaximized
+        new_maximized = new_state & QtCore.Qt.WindowMaximized
+        if old_maximized and not new_maximized:
+            self.graph_label.setText('')
+        elif not old_maximized and new_maximized:
+            self.graph_label.setText(self.title)
\ No newline at end of file
diff --git a/src/gui_qt/main/mainwindow.py b/src/gui_qt/main/mainwindow.py
index 1cb92b6..4e5e2ec 100644
--- a/src/gui_qt/main/mainwindow.py
+++ b/src/gui_qt/main/mainwindow.py
@@ -397,6 +397,7 @@ class NMRMainWindow(QtWidgets.QMainWindow, Ui_BaseWindow):
         subwindow.setOption(QtWidgets.QMdiSubWindow.RubberBandResize, True)
         subwindow.setMinimumHeight(400)
         subwindow.setMinimumWidth(600)
+        subwindow.windowStateChanged.connect(w.state_changed)
 
 
         self.datawidget.blockSignals(True)