def createControlWidgets():
gb = QGroupBox()
layout = QGridLayout()
layout.addWidget(createSpeedControls(), 0, 0, 1, 1)
layout.addWidget(createCalibrationControls(), 0, 1, 1, 1)
layout.addWidget(createGuiControls(), 1, 1, 1, 1)
layout.addWidget(createNavigationControls(), 0, 2, 2, 1)
layout.setContentsMargins(0, 0, 0, 0)
layout.setSpacing(5)
upper = QWidget()
upper.setLayout(layout)
#------------------------------------------
lower = createMonitorControls()
#------------------------------------------
vbox = QVBoxLayout()
vbox.addWidget(upper)
vbox.addWidget(lower)
vbox.addStretch(1)
vbox.setContentsMargins(0, 0, 0, 0)
vbox.setSpacing(0)
right = QWidget()
right.setLayout(vbox)
#------------------------------------------
layout = QHBoxLayout()
layout.addStretch(1)
layout.addWidget(right)
layout.setContentsMargins(0, 0, 0, 0)
layout.setSpacing(0)
gb.setLayout(layout)
gb.setSizePolicy(QSizePolicy.Minimum, QSizePolicy.Minimum)
gb.setMaximumHeight(400)
return gb
