WIP: intermediate parsing

BmsApp.py

@@ -6,6 +6,7 @@ import wx.propgrid
 
 import gettext
 
+import can
 import cantools
 
 db = cantools.database.load_file('res/EBUS_Host.dbc')
@@ -60,6 +61,9 @@ class BmsMonitorView(BmsMonitorFrame):
     def __init__(self, *args, **kwds):
         BmsMonitorFrame.__init__(self, *args, **kwds)
 
+        self.timer = wx.Timer(self)
+        self.Bind(wx.EVT_TIMER, self.OnTimer, self.timer)
+
         self.property_grid_page_info = self.property_grid_1.AddPage("Info")
 
         for cat_name in cat_propgrid:
@@ -100,6 +104,74 @@ class BmsMonitorView(BmsMonitorFrame):
                         self.property_grid_page_info.AppendIn("packdata", prop)
                     '''
 
+    def OnToggle(self, event):
+        btnLabel = self.button_1.GetLabel()
+        if self.button_1.Value:
+            print ("starting timer...")
+            self.bus = can.Bus()
+
+            self.timer.Start(10)
+            self.button_1.SetLabel("Stop")
+        else:
+            print ( "timer stopped!" )
+            self.bus.shutdown()
+            self.bus = None
+
+            self.timer.Stop()
+            self.button_1.SetLabel("Start")
+
+        event.Skip()
+
+    def OnTimer(self, event):
+        # print("Read CAN Message!")
+        msg = self.bus.recv(timeout=1.)
+        mtag, mid, mtype = parse_can_id(msg.frame_id)
+        if 0x07 <= mtype <= 0x0b:
+            try:
+                dmsg = self.candb.decode_message(msg.arbitration_id, msg.data)
+            except KeyError as key:
+                print(key, " does not exist")
+            else:
+                print(hex(mtag), hex(mid), hex(mtype), msg.data, dmsg)
+                self.__update_bm_state(dmsg)
+
+        for k in self.battery_module_state[0]:
+            if self.property_grid_1.GetProperty(k):
+                self.property_grid_1.SetPropertyValue(k, self.battery_module_state[0][k])
+            else:
+                self.property_grid_1.Append(wx.propgrid.StringProperty(label=k, value=str(self.battery_module_state[0][k])))
+
+        master_id = int(self.choice_1.GetStringSelection())
+
+        if mid == master_id:
+
+            if findCategory(msg.frame_id, 0) == "bmsprofile":
+                prop = wx.propgrid.StringProperty(label=msg.name)
+                self.property_grid_page_info.AppendIn("bmsprofile", prop)
+
+            for isig, signal in enumerate(msg.signals):
+                plabel = tohex(type) + signal.name
+                if signal.is_float:
+                    prop = wx.propgrid.FloatProperty(label=plabel)
+                else:
+                    prop = wx.propgrid.IntProperty(label=plabel)
+                prop.SetHelpString(signal.comment)
+
+                cat = findCategory(msg.frame_id, isig)
+
+                if cat in cat_propgrid:
+                    self.property_grid_page_info.AppendIn(cat, prop)
+
+                '''
+                if tag == 0x14180 and id == 0x2 and 0x00 <= type <= 0x06: # BMS Profile
+                    self.property_grid_page_info.AppendIn("bmsprofile", prop)
+
+                if tag == 0x14180 and id == 0x2 and 0x10 <= type <= 0x20:  # Pack Profile and Data
+                    self.property_grid_page_info.AppendIn("packdata", prop)
+                '''
+
+        event.Skip()
+
 
 # end of class BmsMonitorFrame
 

BmsView.py

@@ -1,7 +1,7 @@
 #!/usr/bin/env python
 # -*- coding: UTF-8 -*-
 #
-# generated by wxGlade 0.9.5 on Fri Feb 21 16:44:13 2020
+# generated by wxGlade 0.9.6 on Mon Aug  3 16:52:33 2020
 #
 
 import wx
@@ -22,6 +22,7 @@ class BmsMonitorFrame(wx.Frame):
         kwds["style"] = kwds.get("style", 0) | wx.DEFAULT_FRAME_STYLE
         wx.Frame.__init__(self, *args, **kwds)
         self.SetSize((831, 774))
+        self.button_1 = wx.ToggleButton(self, wx.ID_ANY, _("Start"))
         self.choice_2 = wx.Choice(self, wx.ID_ANY, choices=[_("choice 1")])
         self.choice_1 = wx.Choice(self, wx.ID_ANY, choices=[_("0x02"), _("0x03"), _("0x04"), _("0x05"), _("0x06"), _("0x07"), _("0x08"), _("0x09")])
         self.property_grid_1 = wx.propgrid.PropertyGridManager(self, wx.ID_ANY, style=wx.propgrid.PG_AUTO_SORT | wx.propgrid.PG_DESCRIPTION | wx.propgrid.PG_TOOLBAR)
@@ -32,6 +33,8 @@ class BmsMonitorFrame(wx.Frame):
 
         self.__set_properties()
         self.__do_layout()
+
+        self.Bind(wx.EVT_TOGGLEBUTTON, self.OnToggle, self.button_1)
         # end wxGlade
 
     def __set_properties(self):
@@ -68,6 +71,8 @@ class BmsMonitorFrame(wx.Frame):
         sizer_5 = wx.BoxSizer(wx.HORIZONTAL)
         sizer_3 = wx.BoxSizer(wx.VERTICAL)
         sizer_2 = wx.BoxSizer(wx.HORIZONTAL)
+        sizer_2.Add(self.button_1, 0, 0, 0)
+        sizer_2.Add((20, 20), 0, 0, 0)
         label_1 = wx.StaticText(self, wx.ID_ANY, _("CAN Device"))
         sizer_2.Add(label_1, 0, 0, 0)
         sizer_2.Add((20, 20), 0, 0, 0)
@@ -94,6 +99,10 @@ class BmsMonitorFrame(wx.Frame):
         self.Layout()
         # end wxGlade
 
+    def OnToggle(self, event):  # wxGlade: BmsMonitorFrame.<event_handler>
+        print("Event handler 'OnToggle' not implemented!")
+        event.Skip()
+
 # end of class BmsMonitorFrame
 
 class BmsApp(wx.App):

BmsView.wxg

@@ -1,5 +1,5 @@
 <?xml version="1.0"?>
-<!-- generated by wxGlade 0.9.5 on Fri Feb 21 16:44:12 2020 -->
+<!-- generated by wxGlade 0.9.6 on Mon Aug  3 16:52:29 2020 -->
 
 <application class="BmsApp" encoding="UTF-8" for_version="3.0" header_extension=".h" indent_amount="4" indent_symbol="space" is_template="0" language="python" mark_blocks="1" name="app" option="0" overwrite="1" path="./BmsView.py" source_extension=".cpp" top_window="frame" use_gettext="1" use_new_namespace="1">
     <object class="BmsMonitorFrame" name="frame" base="EditFrame">
@@ -20,6 +20,24 @@
                         <flag>wxEXPAND</flag>
                         <object class="wxBoxSizer" name="sizer_2" base="EditBoxSizer">
                             <orient>wxHORIZONTAL</orient>
+                            <object class="sizeritem">
+                                <option>0</option>
+                                <border>0</border>
+                                <object class="wxToggleButton" name="button_1" base="EditToggleButton">
+                                    <events>
+                                        <handler event="EVT_TOGGLEBUTTON">OnToggle</handler>
+                                    </events>
+                                    <label>Start</label>
+                                </object>
+                            </object>
+                            <object class="sizeritem">
+                                <option>0</option>
+                                <border>0</border>
+                                <object class="spacer" name="spacer" base="EditSpacer">
+                                    <width>20</width>
+                                    <height>20</height>
+                                </object>
+                            </object>
                             <object class="sizeritem">
                                 <option>0</option>
                                 <border>0</border>