Delete dialogs on close. Fixes #456 (#922)

src/vorta/views/profile_add_edit_dialog.py

@@ -14,6 +14,7 @@ class AddProfileWindow(AddProfileBase, AddProfileUI):
     def __init__(self, parent=None):
         super().__init__(parent)
         self.setupUi(self)
+        self.setAttribute(QtCore.Qt.WA_DeleteOnClose)
         self.edited_profile = None
 
         self.buttonBox.rejected.connect(self.close)

src/vorta/views/repo_add_dialog.py

@@ -21,6 +21,7 @@ class AddRepoWindow(AddRepoBase, AddRepoUI):
     def __init__(self, parent=None):
         super().__init__(parent)
         self.setupUi(self)
+        self.setAttribute(QtCore.Qt.WA_DeleteOnClose)
         self.result = None
         self.is_remote_repo = True
 

src/vorta/views/ssh_dialog.py

@@ -1,6 +1,6 @@
 import os
 from PyQt5 import uic
-from PyQt5.QtCore import QProcess
+from PyQt5.QtCore import QProcess, Qt
 from PyQt5.QtWidgets import QApplication
 
 from paramiko.rsakey import RSAKey
@@ -23,6 +23,7 @@ class SSHAddWindow(SSHAddBase, SSHAddUI):
     def __init__(self):
         super().__init__()
         self.setupUi(self)
+        self.setAttribute(Qt.WA_DeleteOnClose)
 
         self.closeButton.clicked.connect(self.accept)
         self.generateButton.clicked.connect(self.generate_key)