macro_recorder: implement process elevation on linux

src/main/python/linux_keystroke_recorder.py

@@ -0,0 +1,2 @@
+def linux_keystroke_recorder():
+    print("Recording")

src/main/python/macro_recorder.py

@@ -0,0 +1,51 @@
+import sys
+
+from PyQt5.QtCore import QProcess
+from PyQt5.QtWidgets import QPushButton, QWidget
+from fbs_runtime.application_context import is_frozen
+
+from basic_editor import BasicEditor
+from vial_device import VialKeyboard
+
+
+class LinuxRecorder:
+
+    def __init__(self):
+        self.process = None
+
+    def start(self):
+        self.process = QProcess()
+        args = [sys.executable]
+        if is_frozen():
+            args += sys.argv[1:]
+        else:
+            args += sys.argv
+        args += ["--linux-recorder"]
+
+        self.process.start("pkexec", args)
+        self.process.waitForFinished()
+        print(self.process.readAll())
+
+
+class MacroRecorder(BasicEditor):
+
+    def __init__(self):
+        super().__init__()
+
+        self.recorder = LinuxRecorder()
+        self.recording = False
+
+        btn = QPushButton("Record")
+        btn.clicked.connect(self.on_record_clicked)
+        self.addWidget(btn)
+
+    def valid(self):
+        return isinstance(self.device, VialKeyboard)
+
+    def rebuild(self, device):
+        super().rebuild(device)
+        if not self.valid():
+            return
+
+    def on_record_clicked(self):
+        self.recorder.start()

src/main/python/main.py

@@ -7,6 +7,7 @@ from fbs_runtime.application_context.PyQt5 import ApplicationContext
 
 import sys
 
+from linux_keystroke_recorder import linux_keystroke_recorder
 from main_window import MainWindow
 from constants import WINDOW_WIDTH, WINDOW_HEIGHT
 
@@ -46,10 +47,13 @@ class UncaughtHook(QtCore.QObject):
 
 
 if __name__ == '__main__':
-    appctxt = ApplicationContext()       # 1. Instantiate ApplicationContext
-    qt_exception_hook = UncaughtHook()
-    window = MainWindow()
-    window.resize(WINDOW_WIDTH, WINDOW_HEIGHT)
-    window.show()
-    exit_code = appctxt.app.exec_()      # 2. Invoke appctxt.app.exec_()
-    sys.exit(exit_code)
+    if len(sys.argv) == 2 and sys.argv[1] == "--linux-recorder":
+        linux_keystroke_recorder()
+    else:
+        appctxt = ApplicationContext()       # 1. Instantiate ApplicationContext
+        qt_exception_hook = UncaughtHook()
+        window = MainWindow()
+        window.resize(WINDOW_WIDTH, WINDOW_HEIGHT)
+        window.show()
+        exit_code = appctxt.app.exec_()      # 2. Invoke appctxt.app.exec_()
+        sys.exit(exit_code)

src/main/python/main_window.py

@@ -9,6 +9,7 @@ import json
 from firmware_flasher import FirmwareFlasher
 from keymap_editor import KeymapEditor
 from layout_editor import LayoutEditor
+from macro_recorder import MacroRecorder
 from util import tr, find_vial_devices
 
 
@@ -36,8 +37,9 @@ class MainWindow(QMainWindow):
         self.layout_editor = LayoutEditor()
         self.keymap_editor = KeymapEditor(self.layout_editor)
         self.firmware_flasher = FirmwareFlasher(self)
+        self.macro_recorder = MacroRecorder()
 
-        self.editors = [(self.keymap_editor, "Keymap"), (self.layout_editor, "Layout"),
+        self.editors = [(self.keymap_editor, "Keymap"), (self.layout_editor, "Layout"), (self.macro_recorder, "Macros"),
                         (self.firmware_flasher, "Firmware updater")]
 
         self.tabs = QTabWidget()
@@ -116,7 +118,7 @@ class MainWindow(QMainWindow):
         if self.current_device is not None:
             self.current_device.open(self.sideload_json if self.current_device.sideload else None)
 
-        for e in [self.layout_editor, self.keymap_editor, self.firmware_flasher]:
+        for e in [self.layout_editor, self.keymap_editor, self.firmware_flasher, self.macro_recorder]:
             e.rebuild(self.current_device)
 
         self.refresh_tabs()