本文整理汇总了Python中PyQt4.Qt.QCoreApplication.processEvents方法的典型用法代码示例。如果您正苦于以下问题：Python QCoreApplication.processEvents方法的具体用法？Python QCoreApplication.processEvents怎么用？Python QCoreApplication.processEvents使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类PyQt4.Qt.QCoreApplication的用法示例。
在下文中一共展示了QCoreApplication.processEvents方法的4个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: update_cache
# 需要导入模块: from PyQt4.Qt import QCoreApplication [as 别名]
# 或者: from PyQt4.Qt.QCoreApplication import processEvents [as 别名]
def update_cache(self, parent=None, timeout=10, force=False,
suppress_progress=False):
if self.lock.acquire(False):
try:
update_thread = CacheUpdateThread(self.config, self.seralize_books, timeout)
if not suppress_progress:
progress = CacheProgressDialog(parent)
progress.set_message(_('Updating MobileRead book cache...'))
update_thread.total_changed.connect(progress.set_total)
update_thread.update_progress.connect(progress.set_progress)
update_thread.update_details.connect(progress.set_details)
progress.rejected.connect(update_thread.abort)
progress.open()
update_thread.start()
while update_thread.is_alive() and not progress.canceled:
QCoreApplication.processEvents()
if progress.isVisible():
progress.accept()
return not progress.canceled
else:
update_thread.start()
finally:
self.lock.release()示例2: message
# 需要导入模块: from PyQt4.Qt import QCoreApplication [as 别名]
# 或者: from PyQt4.Qt.QCoreApplication import processEvents [as 别名]
def message(self, msg, ms=2000, sub=False):
if sub:
if self._prev_msg:
msg = ": ".join((self._prev_msg, msg))
else:
self._prev_msg = msg
self.statusBar().showMessage(msg, ms)
QCoreApplication.processEvents(QEventLoop.ExcludeUserInputEvents)示例3: check_library
# 需要导入模块: from PyQt4.Qt import QCoreApplication [as 别名]
# 或者: from PyQt4.Qt.QCoreApplication import processEvents [as 别名]
def check_library(self):
from calibre.gui2.dialogs.check_library import CheckLibraryDialog, DBCheck, DBCheckNew
self.gui.library_view.save_state()
m = self.gui.library_view.model()
m.stop_metadata_backup()
db = m.db
db.prefs.disable_setting = True
if hasattr(db, "new_api"):
d = DBCheckNew(self.gui, db)
else:
d = DBCheck(self.gui, db)
d.start()
try:
d.conn.close()
except:
pass
d.break_cycles()
self.gui.library_moved(db.library_path, call_close=not d.closed_orig_conn)
if d.rejected:
return
if d.error is None:
if not question_dialog(
self.gui,
_("Success"),
_(
"Found no errors in your calibre library database."
" Do you want calibre to check if the files in your "
" library match the information in the database?"
),
):
return
else:
return error_dialog(
self.gui,
_("Failed"),
_("Database integrity check failed, click Show details" " for details."),
show=True,
det_msg=d.error[1],
)
self.gui.status_bar.show_message(_("Starting library scan, this may take a while"))
try:
QCoreApplication.processEvents()
d = CheckLibraryDialog(self.gui, m.db)
if not d.do_exec():
info_dialog(
self.gui,
_("No problems found"),
_("The files in your library match the information " "in the database."),
show=True,
)
finally:
self.gui.status_bar.clear_message()示例4: updateGraph
# 需要导入模块: from PyQt4.Qt import QCoreApplication [as 别名]
# 或者: from PyQt4.Qt.QCoreApplication import processEvents [as 别名]
def updateGraph(self):
# try:
# self.graph.clear()
# print 'yes'
# except AttributeError:
# print "error"
# else:
# pass
# QtGui.QWidget.__init__(self)
# self.canvas = MplCanvas()
# #We instantiate the Matplotlib canvas object.
# self.vbl = QtGui.QVBoxLayout()
# #Here, we create a layout manager (in this case a vertical box).
# self.vbl.addWidget(self.canvas)
# # We add the Matplotlib canvas to the layout manager.
# self.graph.setLayout(self.vbl)
# # a figure instance to plot on
self.figure = plt.figure()
# this is the Canvas Widget that displays the `figure`
# it takes the `figure` instance as a parameter to __init__
self.canvas = FigureCanvas(self.figure)
# self.canvas.clf()
# this is the Navigation widget
# it takes the Canvas widget and a parent
self.toolbar = NavigationToolbar(self.canvas, self)
# self.layout.reLayout()
if self.hasLayOUT==True:
self.clearLayout()
if self.hasLayOUT==False:
self.layout = QtGui.QVBoxLayout()
self.hasLayOUT=True
self.layout.addWidget(self.toolbar)
self.layout.addWidget(self.canvas)
# self.graph.layout().deleteLater()
self.graph.setLayout(self.layout)
self.ControlButton.setVisible(False)
pos={}
for nm,ob in self.provisionals.iteritems():
x=ob.x
y=ob.y
pos[nm]= (x,y)
for nm,ob in self.control.iteritems():
x=ob.x
y=ob.y
pos[nm]= (x,y)
nx.draw_networkx_nodes(self.N,pos,
node_color='y',
node_size=800,
alpha=1)
nx.draw_networkx_nodes(self.N,pos,
nodelist=self.control,
node_color='r',
node_size=800,
alpha=1)
# ellipse = mpl.patches.Ellipse(xy=(58305,49663), width=1000, height=1000)
# fig,ax = plt.subplots()
# # self.figure.add_artist(ellipse)
# nx.draw_networkx_nodes(ellipse, xy=(self.control['SUR09'].x,self.control['SUR09'].y))
edges={}
for v,u,d in self.N.edges(data=True):
if d.has_key("distance") and d.has_key('direction'):
edges[v,u]='b'
# fig = figure()
# ax = fig.add_subplot(111, aspect='equal')
# e=(Ellipse((self.control['SUR09'].x,self.control['SUR09'].y), width=100, height=5, angle=45))
# ax.add_artist(e)
# plt.plot(self.control['SUR09'].x,self.control['SUR09'].y,'g.', markersize=100.0) #([e], [e], 'g.', markersize=20.0)
nx.draw(self.N,pos)
nx.draw_networkx_edges(self.N,pos,
edgelist=edges,
width=8,alpha=0.5,edge_color='b')
# nx.draw(Ellipse((self.control['SUR09'].x,self.control['SUR09'].y), width=100, height=5, angle=45,edgecolor=('green')))
plt.axis('scaled')
# nx.set_aspect('auto')
# forceAspect(nx,aspect=1)
# plt.show()
# nx.draw(ellipse)
# nx.add_artist(ellipse)
# matplotlib.pyplot.ion()
# plt.draw()
# self.canvas.addAction(ellipse)
QCoreApplication.processEvents()
self.canvas.draw()