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from twisted.internet import task
from nevow import loaders, livepage, tags as t
from nevow.taglibrary.livetags import component, componentGlue
from nevow.taglibrary.progressbar import progressBar, progressBarGlue
class Progressbar(livepage.LivePage):
addSlash = True
progress = {
'bar1': 0,
'bar2': 20,
'bar3': 30,
'bar4': 50,
}
def data_bar1(self, ctx, data):
return { 'name': 'bar1' }
def data_bar2(self, ctx, data):
return { 'name': 'bar2', 'percent': self.progress['bar2'] }
def data_bar3(self, ctx, data):
return { 'name': 'bar3', 'percent': self.progress['bar3'] }
def data_bar4(self, ctx, data):
return { 'name': 'bar4', 'percent': self.progress['bar4'] }
def goingLive(self, ctx, client):
self.progress = self.progress.copy()
def handle_click(self, ctx, value):
def send():
if self.progress[value] >= 100:
t.stop()
else:
self.progress[value] += 1
livepage.IClientHandle(ctx).send(component[value].setPercent(str(self.progress[value])))
t = task.LoopingCall(send)
t.start(1)
docFactory = loaders.stan(
t.html[
t.head[
t.title["ProgressBar Example"],
livepage.glue,
componentGlue.inlineGlue,
progressBarGlue.inlineGlue,
],
t.body[
t.invisible(data=t.directive('bar1'), render=progressBar),
t.p[ t.a(href="", onclick=[livepage.server.handle('click', 'bar1'), livepage.stop])['Start meter'] ],
t.invisible(data=t.directive('bar2'), render=progressBar),
t.p[ t.a(href="", onclick=[livepage.server.handle('click', 'bar2'), livepage.stop])['Start meter'] ],
t.invisible(data=t.directive('bar3'), render=progressBar),
t.p[ t.a(href="", onclick=[livepage.server.handle('click', 'bar3'), livepage.stop])['Start meter'] ],
t.invisible(data=t.directive('bar4'), render=progressBar),
t.p[ t.a(href="", onclick=[livepage.server.handle('click', 'bar4'), livepage.stop])['Start meter'] ],
]
]
)
def createResource():
return Progressbar()
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