svgui/pyjs/lib/sys.py
author Andrey Skvortsov <andrej.skvortzov@gmail.com>
Wed, 05 Apr 2017 14:17:02 +0300
changeset 1672 9298ba0cd70a
parent 728 e0424e96e3fd
child 1730 64d8f52bc8c8
permissions -rw-r--r--
reset loaded messages counts on new PLC program trasnfer

This fixes the problem that first message from newer PLC program maybe
lost, if it's issued before first PLC log fetching.

Closes #23
# the platform name (PyV8, smjs, Mozilla, IE6, Opera, Safari etc.)
platform = '' # to be updated by app, on compile

# a dictionary of module override names (platform-specific)
overrides = None # to be updated by app, on compile

# the remote path for loading modules
loadpath = None 

stacktrace = None 

appname = None 

def setloadpath(lp):
    global loadpath
    loadpath = lp

def setappname(an):
    global appname
    appname = an

def getloadpath():
    global loadpath
    return loadpath

def addoverride(module_name, path):
    global overrides
    overrides[module_name] = path

def addstack(linedebug):
    JS("""
        if (pyjslib.bool((sys.stacktrace === null))) {
            sys.stacktrace = new pyjslib.List([]);
        }
        sys.stacktrace.append(linedebug);
    """)
def popstack():
    JS("""
        sys.stacktrace.pop()
    """)

def printstack():
    JS("""
        var res = '';

        var __l = sys.stacktrace.__iter__();
        try {
            while (true) {
                var l = __l.next();
                res +=  ( l + '\\n' ) ;
            }
        } catch (e) {
            if (e != pyjslib.StopIteration) {
                throw e;
            }
        }

        return res;
    """)