def _makeButtons(words):
sizer = wx.WrapSizer()
for word in words:
btn = GenButton(pnl, -1, word, style=wx.BU_EXACTFIT)
sizer.Add(btn, 0, wx.ALL, 4)
# Add a little color to make it interesting
r = random.randint(128, 255)
g = random.randint(128, 255)
b = random.randint(128, 255)
btn.SetBackgroundColour(wx.Colour(r, g, b))
btn.Refresh()
return sizer
def __init__(self, parent):
"""Constructor"""
wx.Panel.__init__(self, parent)
text = "ABCDEFGHIJKLMNOPQRSTUVWXYZ"
sizer = wx.WrapSizer()
for letter in text:
btn = GenButton(self, label=letter)
r = random.randint(128, 255)
g = random.randint(128, 255)
b = random.randint(128, 255)
btn.SetBackgroundColour(wx.Colour(r, g, b))
btn.Refresh()
sizer.Add(btn, 0, wx.ALL, 5)
self.SetSizer(sizer)
class ServerControl(wx.Panel):
name = "ServersControl"
attributes = "label","running","OK","test_code_OK","formatted_value",
refresh_period = 1.0
def __init__(self,parent,n,shown=False):
self.values = {
"label":"",
"running":False,
"formatted_value":"",
"OK":True,
"test_code_OK":False
}
self.old_values = {}
wx.Panel.__init__(self,parent)
self.Shown = shown
self.Title = "Test %d" % n
self.n = n
self.myEnabled = wx.CheckBox(self,size=(470,-1))
from wx.lib.buttons import GenButton
self.State = GenButton(self,size=(25,20))
self.Setup = wx.Button(self,size=(60,-1),label="More...")
self.Setup.Shown = False
self.Log = wx.Button(self,size=(50,-1),label="Log...")
self.Bind(wx.EVT_CHECKBOX,self.OnEnable,self.myEnabled)
self.Bind(wx.EVT_BUTTON,self.OnState,self.State)
self.Bind(wx.EVT_BUTTON,self.OnSetup,self.Setup)
self.Bind(wx.EVT_BUTTON,self.OnLog,self.Log)
# Layout
self.layout = wx.BoxSizer(wx.HORIZONTAL)
flag = wx.ALL|wx.ALIGN_CENTER_VERTICAL|wx.EXPAND
self.layout.Add(self.myEnabled,flag=flag,proportion=1)
self.layout.Add(self.State,flag=flag)
self.layout.Add(self.Setup,flag=flag)
self.layout.Add(self.Log,flag=flag)
# Leave a 10 pixel wide border.
self.box = wx.BoxSizer(wx.VERTICAL)
self.box.Add(self.layout,flag=wx.ALL,border=5)
self.SetSizer(self.box)
self.Fit()
self.refresh_label()
# Periodically refresh the displayed settings.
self.Bind(wx.EVT_TIMER,self.OnUpdate)
from threading import Thread
self.thread = Thread(target=self.keep_updated,name=self.name)
self.thread.daemon = True
self.thread.start()
@property
def server(self): return servers[self.n]
def keep_updated(self):
"""Periodically refresh the displayed settings."""
from time import time,sleep
while True:
try:
t0 = time()
if self.Shown:
##debug("ServerControl %s: Shown: %r" % (self.n,self.Shown))
self.update_data()
if self.data_changed:
event = wx.PyCommandEvent(wx.EVT_TIMER.typeId,self.Id)
# call OnUpdate in GUI thread
wx.PostEvent(self.EventHandler,event)
while time() < t0+self.refresh_period: sleep(0.5)
except wx.PyDeadObjectError: break
def OnUpdate(self,event):
"""Periodically refresh the displayed settings."""
self.refresh_status()
def refresh(self):
"""Force update"""
from threading import Thread
self.thread = Thread(target=self.refresh_background,
name=self.name+".refresh")
self.thread.daemon = True
self.thread.start()
def refresh_background(self):
"""Force update"""
self.update_data()
if self.data_changed:
event = wx.PyCommandEvent(wx.EVT_TIMER.typeId,self.Id)
wx.PostEvent(self.EventHandler,event) # call OnUpdate in GUI thread
def update_data(self):
"""Retreive status information"""
self.old_values = dict(self.values) # make a copy
for n in self.attributes:
try: self.values[n] = getattr(self.server,n)
except Exception,msg: error("%s\n%s" % (msg,traceback.format_exc()))
@property
def data_changed(self):
"""Did the last 'update_data' change the data to be plotted?"""
changed = (self.values != self.old_values)
return changed
def refresh_label(self,event=None):
"""Update the controls with current values"""
self.Title = self.server.label
self.myEnabled.Value = self.server.enabled
self.myEnabled.Label = self.server.label
def refresh_status(self,event=None):
"""Update the controls with current values"""
label = self.values["label"]
running = self.values["running"]
self.Title = label
self.myEnabled.Value = running
red = (255,0,0)
green = (0,255,0)
gray = (180,180,180)
self.myEnabled.Label = "%s: %s" % (label,self.values["formatted_value"])
color = green if self.values["OK"] else red
if not self.values["test_code_OK"]: color = gray
self.State.BackgroundColour = color
self.State.ForegroundColour = color
self.State.Refresh() # work-around for a GenButton bug in Windows
def OnEnable(self,event):
value = event.IsChecked()
try: self.server.running = value
except Exception,msg: error("%r\n%r" % (msg,traceback.format_exc()))
self.refresh()
def get_setup(self):
"""'Setup' mode enabled? (Allows reconfiguring parameters)"""
value = self.Setup.Shown
return value
def set_setup(self,value):
self.Setup.Shown = value
self.Layout()
self.Fit()
setup = property(get_setup,set_setup)
def OnState(self,event):
"""Start/Stop server"""
try: self.server.running = not self.server.running
except Exception,msg: error("%r\n%r" % (msg,traceback.format_exc()))
self.refresh()
def OnSetup(self,event):
"""Bring up configuration panel"""
dlg = SetupPanel(self,self.n)
dlg.CenterOnParent()
dlg.Show()
def OnLog(self,event):
"""Bring up configuration panel"""
dlg = LogPanel(self,self.n)
dlg.CenterOnParent()
dlg.Show()