sources: add option to add a single file

src/vorta/assets/UI/sourcetab.ui

@@ -17,7 +17,7 @@
    <item>
     <widget class="QLabel" name="label_6">
      <property name="text">
-      <string>Choose folders to back up.</string>
+      <string>Source folders and files to back up</string>
      </property>
     </widget>
    </item>
@@ -42,16 +42,23 @@
      <item>
       <layout class="QVBoxLayout" name="verticalLayout">
        <item>
-        <widget class="QPushButton" name="sourceAdd">
+        <widget class="QPushButton" name="sourceAddFolder">
          <property name="text">
           <string>Add Folder</string>
          </property>
         </widget>
        </item>
+       <item>
+        <widget class="QPushButton" name="sourceAddFile">
+         <property name="text">
+          <string>Add File</string>
+         </property>
+        </widget>
+       </item>
        <item alignment="Qt::AlignTop">
         <widget class="QPushButton" name="sourceRemove">
          <property name="text">
-          <string>Remove Folder</string>
+          <string>Remove</string>
          </property>
         </widget>
        </item>

src/vorta/utils.py

@@ -57,11 +57,12 @@ else:  # Fall back to saving password to database.
     keyring.set_keyring(VortaKeyring())
 
 
-def choose_folder_dialog(parent, title):
+def choose_folder_dialog(parent, title, want_folder=True):
     options = QFileDialog.Options()
-    options |= QFileDialog.ShowDirsOnly
+    if want_folder:
+        options |= QFileDialog.ShowDirsOnly
     dialog = QFileDialog(parent, title, os.path.expanduser('~'), options=options)
-    dialog.setFileMode(QFileDialog.Directory)
+    dialog.setFileMode(QFileDialog.Directory if want_folder else QFileDialog.AnyFile)
     dialog.setParent(parent, QtCore.Qt.Sheet)
     return dialog
 

src/vorta/views/source_tab.py

@@ -11,7 +11,8 @@ class SourceTab(SourceBase, SourceUI, BackupProfileMixin):
         super().__init__(parent)
         self.setupUi(parent)
 
-        self.sourceAdd.clicked.connect(self.source_add)
+        self.sourceAddFolder.clicked.connect(lambda: self.source_add(want_folder=True))
+        self.sourceAddFile.clicked.connect(lambda: self.source_add(want_folder=False))
         self.sourceRemove.clicked.connect(self.source_remove)
         self.excludePatternsField.textChanged.connect(self.save_exclude_patterns)
         self.excludeIfPresentField.textChanged.connect(self.save_exclude_if_present)
@@ -33,7 +34,7 @@ class SourceTab(SourceBase, SourceUI, BackupProfileMixin):
         self.excludePatternsField.textChanged.connect(self.save_exclude_patterns)
         self.excludeIfPresentField.textChanged.connect(self.save_exclude_if_present)
 
-    def source_add(self):
+    def source_add(self, want_folder):
         def receive():
             dir = dialog.selectedFiles()
             if dir:
@@ -42,7 +43,8 @@ class SourceTab(SourceBase, SourceUI, BackupProfileMixin):
                     self.sourceDirectoriesWidget.addItem(dir[0])
                     new_source.save()
 
-        dialog = choose_folder_dialog(self, "Choose Directory to back up")
+        item = "directory" if want_folder else "file"
+        dialog = choose_folder_dialog(self, "Choose %s to back up" % item, want_folder=want_folder)
         dialog.open(receive)
 
     def source_remove(self):