macro_recorder/linux: add stop functionality

src/main/python/macro_recorder.py

@@ -1,19 +1,37 @@
 import sys
 
+from PyQt5 import QtCore
 from PyQt5.QtCore import QProcess
-from PyQt5.QtWidgets import QPushButton, QWidget
+from PyQt5.QtWidgets import QPushButton, QWidget, QApplication, QVBoxLayout
 from fbs_runtime.application_context import is_frozen
 
 from basic_editor import BasicEditor
+from util import tr
 from vial_device import VialKeyboard
 
 
-class LinuxRecorder:
+class LinuxRecorder(QWidget):
 
     def __init__(self):
+        super().__init__()
+
         self.process = None
 
+        self.setWindowFlags(self.windowFlags() | QtCore.Qt.WindowStaysOnTopHint | QtCore.Qt.X11BypassWindowManagerHint)
+
+        layout = QVBoxLayout()
+        btn = QPushButton(tr("MacroRecorder", "Stop recording"))
+        btn.clicked.connect(self.on_stop)
+        layout.addWidget(btn)
+
+        self.setLayout(layout)
+
     def start(self):
+        self.show()
+
+        center = QApplication.desktop().availableGeometry(self).center()
+        self.move(center.x() - self.width() * 0.5, 0)
+
         self.process = QProcess()
         args = [sys.executable]
         if is_frozen():
@@ -22,9 +40,11 @@ class LinuxRecorder:
             args += sys.argv
         args += ["--linux-recorder"]
 
-        self.process.start("pkexec", args)
-        self.process.waitForFinished()
-        print(self.process.readAll())
+        self.process.start("pkexec", args, QProcess.Unbuffered | QProcess.ReadWrite)
+
+    def on_stop(self):
+        self.process.write(b"q")
+        self.hide()
 
 
 class MacroRecorder(BasicEditor):