From 5cd7b4cd472e9dca41f19e2cdfed4393374c9fe0 Mon Sep 17 00:00:00 2001
From: ghostop14 <ghostop14@gmail.com>
Date: Sun, 2 Feb 2020 13:52:39 -0500
Subject: gr-qtgui: Incorporate new GUI controls
These updates expand the user interface capabilities of
GNU Radio. This PR includes all of the controls more fully
documented here: https://github.com/ghostop14/gr-guiextra
---
gr-qtgui/python/qtgui/msgcheckbox.py | 119 +++++++++++++++++++++++++++++++++++
1 file changed, 119 insertions(+)
create mode 100644 gr-qtgui/python/qtgui/msgcheckbox.py
(limited to 'gr-qtgui/python/qtgui/msgcheckbox.py')
diff --git a/gr-qtgui/python/qtgui/msgcheckbox.py b/gr-qtgui/python/qtgui/msgcheckbox.py
new file mode 100644
index 0000000000..8d2a52ae07
--- /dev/null
+++ b/gr-qtgui/python/qtgui/msgcheckbox.py
@@ -0,0 +1,119 @@
+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+#
+# Copyright 2020 Free Software Foundation, Inc.
+#
+# This file is part of GNU Radio
+#
+# SPDX-License-Identifier: GPL-3.0-or-later
+#
+#
+
+from PyQt5 import Qt
+from PyQt5.QtWidgets import QFrame, QVBoxLayout
+from PyQt5.QtCore import Qt as Qtc
+
+from gnuradio import gr
+import pmt
+
+class CheckBoxEx(Qt.QCheckBox):
+ def __init__(self, lbl, callback=None):
+ Qt.QCheckBox.__init__(self)
+ self.setText(lbl)
+ self.callback = callback
+
+ self.stateChanged.connect(self.onToggleClicked)
+
+ def onToggleClicked(self):
+ if self.callback is not None:
+ self.callback(super().isChecked())
+
+class MsgCheckBox(gr.sync_block, QFrame):
+ """
+ This block creates a variable checkbox. Leave the label blank to
+ use the variable id as the label. A checkbox selects between
+ two values of similar type, but will stay depressed until
+ clicked again. The variable will take on one value or the other
+ depending on whether the button is pressed or released.
+
+ This control will also produce a state message matching the
+ set values.
+ """
+ def __init__(self, callback, lbl, pressedReleasedDict, initPressed, alignment,
+ valignment, outputmsgname='value'):
+ gr.sync_block.__init__(self, name="MsgCheckBox", in_sig=None, out_sig=None)
+ QFrame.__init__(self)
+
+ self.outputmsgname = outputmsgname
+ self.chkBox = CheckBoxEx(lbl, self.onToggleClicked)
+
+ layout = QVBoxLayout()
+
+ layout.addWidget(self.chkBox)
+
+ if alignment == 1:
+ halign = Qtc.AlignCenter
+ elif alignment == 2:
+ halign = Qtc.AlignLeft
+ else:
+ halign = Qtc.AlignRight
+
+ if valignment == 1:
+ valign = Qtc.AlignVCenter
+ elif valignment == 2:
+ valign = Qtc.AlignTop
+ else:
+ valign = Qtc.AlignBottom
+
+ layout.setAlignment(halign | valign)
+ self.setLayout(layout)
+
+ self.callback = callback
+ self.pressReleasedDict = pressedReleasedDict
+
+ self.message_port_register_out(pmt.intern("state"))
+
+ if initPressed:
+ self.chkctl.setChecked(True)
+
+ self.show()
+
+ def onToggleClicked(self, checked):
+ if self.chkBox.isChecked():
+ self.callback(self.pressReleasedDict['Pressed'])
+
+ if type(self.pressReleasedDict['Pressed']) == bool:
+ self.message_port_pub(pmt.intern("state"),
+ pmt.cons(pmt.intern(self.outputmsgname),
+ pmt.from_bool(self.pressReleasedDict['Pressed'])))
+ elif type(self.pressReleasedDict['Pressed']) == int:
+ self.message_port_pub(pmt.intern("state"),
+ pmt.cons(pmt.intern(self.outputmsgname),
+ pmt.from_long(self.pressReleasedDict['Pressed'])))
+ elif type(self.pressReleasedDict['Pressed']) == float:
+ self.message_port_pub(pmt.intern("state"),
+ pmt.cons(pmt.intern(self.outputmsgname),
+ pmt.from_float(self.pressReleasedDict['Pressed'])))
+ else:
+ self.message_port_pub(pmt.intern("state"),
+ pmt.cons(pmt.intern(self.outputmsgname),
+ pmt.intern(self.pressReleasedDict['Pressed'])))
+ else:
+ self.callback(self.pressReleasedDict['Released'])
+
+ if type(self.pressReleasedDict['Released']) == bool:
+ self.message_port_pub(pmt.intern("state"),
+ pmt.cons(pmt.intern(self.outputmsgname),
+ pmt.from_bool(self.pressReleasedDict['Released'])))
+ elif type(self.pressReleasedDict['Released']) == int:
+ self.message_port_pub(pmt.intern("state"),
+ pmt.cons(pmt.intern(self.outputmsgname),
+ pmt.from_long(self.pressReleasedDict['Released'])))
+ elif type(self.pressReleasedDict['Released']) == float:
+ self.message_port_pub(pmt.intern("state"),
+ pmt.cons(pmt.intern(self.outputmsgname),
+ pmt.from_float(self.pressReleasedDict['Released'])))
+ else:
+ self.message_port_pub(pmt.intern("state"),
+ pmt.cons(pmt.intern(self.outputmsgname),
+ pmt.intern(self.pressReleasedDict['Released'])))
--
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