Import LinuxCNC source tree

lib/python/qtvcp/widgets/runFromLine_dialog.py

@@ -0,0 +1,84 @@
+#!/usr/bin/env python3
+#
+#
+# Copyright (c) 2018  Chris Morley <chrisinnanaimo@hotmail.com>
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 2 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# a probe screen based on Versa probe screen
+
+import sys
+import os
+
+from qtpy import QtWidgets, uic
+
+from qtvcp.widgets.widget_baseclass import _HalWidgetBase
+from qtvcp.core import Status, Action, Info
+from qtvcp import logger
+# Instantiate the libraries with global reference
+# STATUS gives us status messages from linuxcnc
+# LOG is for running code logging
+STATUS = Status()
+ACTION = Action()
+INFO = Info()
+LOG = logger.getLogger(__name__)
+
+class RunFromLineDialog(QtWidgets.QDialog, _HalWidgetBase):
+    def __init__(self, parent=None):
+        super(RunFromLineDialog, self).__init__(parent)
+        # Load the widgets UI file:
+        self.filename = os.path.join(PATH.SHAREDIR,'widgets_ui', 'runFromLine_dialog.ui')
+        try:
+            self.instance = uic.loadUi(self.filename, self)
+        except AttributeError as e:
+            LOG.critical(e)
+
+    def _hal_init(self):
+        def homed_on_test():
+            return (self.probe_enable and STATUS.machine_is_on()
+                    and (STATUS.is_all_homed() or INFO.NO_HOME_REQUIRED))
+
+        STATUS.connect('state-off', lambda w: self.setEnabled(False))
+        STATUS.connect('state-estop', lambda w: self.setEnabled(False))
+        STATUS.connect('interp-idle', lambda w: self.setEnabled(homed_on_test()))
+        STATUS.connect('all-homed', lambda w: self.setEnabled(homed_on_test()))
+
+    def accept(self):
+        if self.radioButton_cw.isChecked():
+            direction = 'M3'
+        else:
+            direction = 'M4'
+        speed  = self.spinBox_rpm.value()
+
+        ACTION.CALL_MDI('s{} {}'.format(speed,direction))
+        super(RunFromLineDialog, self).accept()
+
+########################################
+# required boiler code
+########################################
+    def __getitem__(self, item):
+        return getattr(self, item)
+    def __setitem__(self, item, value):
+        return setattr(self, item, value)
+
+####################################
+# Testing
+####################################
+if __name__ == "__main__":
+    from qtpy.QtWidgets import *
+    from qtpy.QtCore import *
+    from qtpy.QtGui import *
+
+    app = QtWidgets.QApplication(sys.argv)
+    w = RunFromLineDialog()
+    w.show()
+    sys.exit( app.exec() )
+