implement setup.py

mymuell2caldav/utils/GuiWorker.py

@@ -0,0 +1,35 @@
+from PyQt5.QtCore import QThread, pyqtSignal
+from PyQt5.QtWidgets import QProgressBar, QPushButton, QStatusBar
+
+
+class GuiWorker(QThread):
+    finished = pyqtSignal(bool, str)
+    rangeChanged = pyqtSignal(int, int)
+    progressChanged = pyqtSignal(int)
+    stateChanged = pyqtSignal(str)
+
+    _button = None
+
+    def __init__(self, runnable, parent=None):
+        QThread.__init__(self, parent)
+        self._callable = runnable
+
+    def connectProgressBar(self, progress_bar: QProgressBar):
+        self.progressChanged.connect(progress_bar.setValue)
+        self.rangeChanged.connect(progress_bar.setRange)
+        progress_bar.setTextVisible(True)
+
+
+    def connectButton(self, button: QPushButton):
+        self._button = button
+        self._button.clicked.connect(self.start)
+
+    def connectStatusBar(self, statusbar: QStatusBar):
+        self.stateChanged.connect(lambda val: statusbar.showMessage(val))
+
+    def run(self):
+        if self._button:
+            self._button.setEnabled(False)
+        ret = self._callable(self)
+        self._button.setEnabled(True)
+        self.finished.emit(ret[0], ret[1])