renaming, disable delete detections btn

fixtracks/mainwindow.py

@@ -144,8 +144,8 @@ class MainWindow(QMainWindow):
         about.show()
 
     def on_help(self, s):
-        help = HelpDialog(self)
-        help.show()
+        help_dlg = HelpDialog(self)
+        help_dlg.show()
 
     # @Slot(None)
     def exit_request(self):

fixtracks/widgets/selection_control.py

@@ -117,6 +117,7 @@ class SelectionControls(QWidget):
         deleteBtn.setSizePolicy(QSizePolicy.Policy.Expanding, QSizePolicy.Policy.Expanding)
         deleteBtn.setStyleSheet(pushBtnStyle("red"))
         deleteBtn.setToolTip(f"DANGERZONE! Delete current selection of detections!")
+        deleteBtn.setEnabled(False)
         deleteBtn.clicked.connect(self.on_Delete)
 
         revertBtn = QPushButton("revert assignments")

main.py

@@ -9,7 +9,7 @@ from PySide6.QtWidgets import QApplication
 from PySide6.QtCore import QSettings
 from PySide6.QtGui import QIcon, QPalette
 
-from fixtracks import fixtracks, info
+from fixtracks import info, mainwindow
 
 logging.basicConfig(level=logging.INFO, force=True)
 
@@ -47,7 +47,7 @@ app.setOrganizationDomain(info.organization_name)
 # icn = QIcon(":/icons/app_icon")
 # app.setWindowIcon(icn)
 # Create a Qt widget, which will be our window.
-window = fixtracks.MainWindow(is_dark_mode(app))
+window = mainwindow.MainWindow(is_dark_mode(app))
 window.setGeometry(100, 100, 1024, 768)
 window.setWindowTitle("FixTracks")
 window.setMinimumWidth(1024)