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Code Issues Releases Wiki Activity

Maximale Bytel?nge f?r int() berechnung festgelegt 32Bit Systeme

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This commit is contained in:
Sven Sager
2017-07-03 12:59:55 +02:00
parent 03773ff4b0
commit 5488107c42
3 changed files with 31 additions and 4 deletions
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21
doc/revpicheckclient.html
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@@ -82,6 +82,9 @@ Methods</h3>
<td><a style="color:#0000FF" href="#RevPiCheckClient.hideallwindows">hideallwindows</a></td>
<td>Versteckt alle Fenster.</td>
</tr><tr>
<td><a style="color:#0000FF" href="#RevPiCheckClient.maxint">maxint</a></td>
<td>Errechnet maximalen int() Wert f&#252;r Bytes max 22.</td>
</tr><tr>
<td><a style="color:#0000FF" href="#RevPiCheckClient.readvalues">readvalues</a></td>
<td>Ruft nur Input Werte von RevPi ab und aktualisiert Fenster.</td>
</tr><tr>
@@ -236,7 +239,23 @@ RevPiCheckClient.hideallwindows</h3>
<b>hideallwindows</b>(<i></i>)
<p>
Versteckt alle Fenster.
</p><a NAME="RevPiCheckClient.readvalues" ID="RevPiCheckClient.readvalues"></a>
</p><a NAME="RevPiCheckClient.maxint" ID="RevPiCheckClient.maxint"></a>
<h3 style="background-color:#FFFFFF;color:#FF0000">
RevPiCheckClient.maxint</h3>
<b>maxint</b>(<i>bytelen</i>)
<p>
Errechnet maximalen int() Wert f&#252;r Bytes max 22.
</p><dl>
<dt><i>bytelen</i></dt>
<dd>
Anzahl Bytes
</dd>
</dl><dl>
<dt>Returns:</dt>
<dd>
int() max oder 0 bei &#220;berschreitung
</dd>
</dl><a NAME="RevPiCheckClient.readvalues" ID="RevPiCheckClient.readvalues"></a>
<h3 style="background-color:#FFFFFF;color:#FF0000">
RevPiCheckClient.readvalues</h3>
<b>readvalues</b>(<i></i>)

1
revpipycontrol.api
View File

@@ -11,6 +11,7 @@ revpicheckclient.RevPiCheckClient._onfrmconf?5(canvas)
revpicheckclient.RevPiCheckClient._warnwrite?5()
revpicheckclient.RevPiCheckClient._workvalues?5(io_dicts=None, writeout=False)
revpicheckclient.RevPiCheckClient.hideallwindows?4()
revpicheckclient.RevPiCheckClient.maxint?4(bytelen)
revpicheckclient.RevPiCheckClient.readvalues?4()
revpicheckclient.RevPiCheckClient.refreshvalues?4()
revpicheckclient.RevPiCheckClient.tmr_workvalues?4()

13
revpipycontrol/revpicheckclient.py
View File

@@ -96,7 +96,7 @@ class RevPiCheckClient(tkinter.Frame):
try:
newvalue = io[5].get()
# Wertebereich prüfen
if newvalue < 0 or newvalue > 256 ** io[1] - 1:
if newvalue < 0 or newvalue > self.maxint(io[1]):
raise ValueError("too big")
self.__chval(device, io)
@@ -177,7 +177,7 @@ class RevPiCheckClient(tkinter.Frame):
check.grid(column=1, row=rowcount)
else:
var = tkinter.IntVar()
txt = tkinter.Spinbox(s_frame, to=256 ** io[1] - 1)
txt = tkinter.Spinbox(s_frame, to=self.maxint(io[1]))
txt.bind(
"<Key>",
lambda event, tkvar=var: self.__saveoldvalue(event, tkvar)
@@ -189,7 +189,8 @@ class RevPiCheckClient(tkinter.Frame):
)
txt["command"] = \
lambda device=device, io=io: self.__chval(device, io)
txt["state"] = "disabled" if iotype == "inp" else "normal"
txt["state"] = "disabled" if iotype == "inp" or \
self.maxint(io[1]) == 0 else "normal"
txt["width"] = 5
txt["textvariable"] = var
txt.grid(column=1, row=rowcount)
@@ -363,6 +364,12 @@ class RevPiCheckClient(tkinter.Frame):
for win in self.dict_wins:
self.dict_wins[win].withdraw()
def maxint(self, bytelen):
u"""Errechnet maximalen int() Wert für Bytes max 22.
@param bytelen Anzahl Bytes
@return int() max oder 0 bei Überschreitung"""
return 0 if bytelen > 22 else 256 ** bytelen - 1
def readvalues(self):
u"""Ruft nur Input Werte von RevPi ab und aktualisiert Fenster."""
if not self.autorw.get():