finalize gui to move "simulated motors"

graphExample.py

@@ -20,7 +20,7 @@ import geometry
 
 import sys
 import logging
-#import CaChannel,time
+import epics
 
 _log=logging.getLogger(__name__)
 
@@ -355,17 +355,8 @@ class RIXSgrating(QWidget):
       try:
         mot=self._vlsg_raw
       except AttributeError:
-        mot={'mt': None,
-             'gtz': 1089.7275273601558,
-             'gty1': None,
-             'gty2': None,
-             'grx': 1.9320525786473723,
-             'gtx': None,
-             'dtz': 4355.976416183402,
-             'dty1': 683.4429089462491,
-             'dty2': 683.4429089462491,
-             'drx': 41.4374216118389}
-
+        _log.error('no current energy set')
+        return
       dlg=DlgMoveMotors()
       dlg.initUI('prefix',mot)
       #dlg.initUI('prefix',self._vlsg_raw)
@@ -545,8 +536,8 @@ class DlgMoveMotors(QtGui.QDialog):
     super().__init__()
     #self.initUI()
 
-  def initUI(self,prefix,motDict):
-
+  def initUI(self,prefix,motDst):
+    self._motDst=motDst
     self.setWindowTitle("Move Motors:")
 
     #QBtn=QtGui.QDialogButtonBox.Ok|QtGui.QDialogButtonBox.Cancel
@@ -555,7 +546,8 @@ class DlgMoveMotors(QtGui.QDialog):
     #self.buttonBox.rejected.connect(self.reject)
 
     self.buttonBox=QtGui.QDialogButtonBox()
-    self.buttonBox.addButton('move all',QtGui.QDialogButtonBox.ActionRole)
+    btn=self.buttonBox.addButton('move all',QtGui.QDialogButtonBox.ActionRole)
+    btn.clicked.connect(self.OnMove)
     self.buttonBox.addButton('stop all',QtGui.QDialogButtonBox.ActionRole)
 
     self.layout=QtGui.QVBoxLayout()
@@ -564,19 +556,33 @@ class DlgMoveMotors(QtGui.QDialog):
 
     self._wdGrpRaw=w=QtGui.QGroupBox("Motors", self)
     self.layout.addWidget(w)
-    lg=QtGui.QGridLayout(w)
+    self._layoutGrid=lg=QtGui.QGridLayout(w)
 
-
-    for i,(k,v) in enumerate(motDict.items()):
+    # dev=epics.Device('SATES30-RX:MOT_ABL.', attrs=('VAL', 'RBV', 'DESC'))
+    app=QApplication.instance()
+    devs=app._devs
+    prefix='SATES30-RX:'
+    for i,(k,v) in enumerate(motDst.items()):
       m='MOT_'+k.upper()
-      w=QtGui.QCheckBox(m)
+      #devs[k]=dev=epics.Device(prefix+m+'.', attrs=('RBV', 'DESC'), timeout=.5) # for safty: removed 'VAL',
+      try:
+        dev=devs[k]
+      except KeyError:
+        devs[k]=dev=SimDevice(prefix+m+'.', attrs=('VAL', 'RBV', 'DESC'))
+      w=QtGui.QCheckBox(m,objectName=k)
       lg.addWidget(w, i, 0)
       if v is None:
         #v="<P><b><font color='#808080'>(null)</i></b></font>"
         v="<font color='#808080'>(null)</font>"
 
       else:
-        v=f'{v:.5g}<font color="#ff0000"> (-123)</font>'
+        rbv=dev.RBV
+        d=v-rbv
+        if d>0:
+          c='ff8080'
+        else:
+          c='60a060'
+        v=f"{v:.5g} <font color='#808080'>(old:{rbv:.5g} <font color='#{c}'> {d:.5g})</font></font>"
         w.setChecked(True)
       w=QLabel(v)
       lg.addWidget(w, i, 1)
@@ -584,6 +590,73 @@ class DlgMoveMotors(QtGui.QDialog):
     self.layout.addWidget(self.buttonBox)
     self.setLayout(self.layout)
 
+  def OnMove(self):
+    app=QApplication.instance()
+    devs=app._devs
+    motDst=self._motDst
+    lg=self._layoutGrid
+    col=lg.columnCount()
+    for i,(k,v) in enumerate(motDst.items()):
+      cb=lg.itemAt(i*col).widget()
+      if cb.isChecked():
+        if v is not None:
+          dev=devs[k]
+          #print(dev)
+          dev.VAL=v # move motor
+          print(f'{cb.objectName()} {dev}')
+
+
+# ->>>> https://pyepics.github.io/pyepics/devices.html >>> USE THIS
+#[satesf-cons-03 ~]$ /opt/gfa/python-3.8/latest/bin/ipython3
+#import CaChannel
+#import epics
+
+#capv=CaChannel.CaChannel('SATES30-RX:MOT_ABL.VAL') -> THIS IS REALLY BASIC...
+#capv.state()
+#m=epics.Motor('SATES30-RX:MOT_ABL')
+#pv=pvm.PV('RBV')
+#dev=epics.Device('SATES30-RX:MOT_ABL.', attrs=('VAL', 'RBV', 'DESC'))
+#dev.RBV
+class SimDevice():
+  def __init__(self, prefix='', attrs=None,
+               nonpvs=None, delim='', timeout=None,
+               mutable=True, aliases=None, with_poll=True):
+    self._prefix=prefix
+    self._pvs={}
+    for k in attrs:
+      self._pvs[k]=0
+
+  def __getattr__(self, attr):
+    #if self._pvs:
+    if '_pvs' in self.__dict__:
+      return self._pvs[attr]
+    else:
+      _log.debug(attr)
+      raise AttributeError
+
+  def __setattr__(self, attr, val):
+    if attr in ('_pvs','_prefix'):
+      self.__dict__[attr]=val
+    elif attr in self._pvs:
+      self._pvs[attr]= val
+      if attr=='VAL' and 'RBV' in self._pvs:
+        self._pvs['RBV']=val
+    else:
+      self.__dict__[attr]=val
+
+  def __repr__(self):
+    "string representation"
+    attr=[]
+    for k,v in self._pvs.items():
+      attr.append(f'{k}: {v}')
+    s=f"<Device: {self._prefix}  ( "+', '.join(attr)+' )'
+    return s
+
+
+#    if attr in self._pvs:
+#      return self.get(attr)
+#    elif attr in self.__dict__:
+#      return self.__dict__[attr]
 
 if __name__ == '__main__':
   logging.basicConfig(level=logging.DEBUG, format='%(levelname)s:%(module)s:%(lineno)d:%(funcName)s:%(message)s ')
@@ -592,6 +665,8 @@ if __name__ == '__main__':
     vlsg=geometry.VLSgrating()
     vlsg.setup('80meV')
     app._vlsg=vlsg
+    app._devs=dict() # all device (grouped PVs)
+
     #app._wndGirder= RIXSgirder()
     app._wndGrating=RIXSgrating()
     sys.exit(app.exec_())