327 lines
10 KiB
Python
327 lines
10 KiB
Python
# -*- coding: utf-8 -*-
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# Copyright(C) 2010-2011 Romain Bignon
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#
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# This file is part of weboob.
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#
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# weboob is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Affero General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# weboob is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU Affero General Public License for more details.
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#
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# You should have received a copy of the GNU Affero General Public License
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# along with weboob. If not, see <http://www.gnu.org/licenses/>.
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import sys
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import logging
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import re
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from threading import Event
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from copy import copy
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from PyQt4.QtCore import QTimer, SIGNAL, QObject, QString, QSize, QVariant, QMutex
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from PyQt4.QtGui import QMainWindow, QApplication, QStyledItemDelegate, \
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QStyleOptionViewItemV4, QTextDocument, QStyle, \
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QAbstractTextDocumentLayout, QPalette, QMessageBox, \
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QSpinBox, QLineEdit, QComboBox, QCheckBox, QInputDialog, \
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QLineEdit
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from weboob.core.ouiboube import Weboob
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from weboob.core.scheduler import IScheduler
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from weboob.tools.value import ValueInt, ValueBool, ValueBackendPassword
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from ..base import BaseApplication
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__all__ = ['QtApplication', 'QtMainWindow', 'QtDo', 'HTMLDelegate']
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class QtScheduler(IScheduler):
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def __init__(self, app):
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self.app = app
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self.count = 0
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self.timers = {}
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def schedule(self, interval, function, *args):
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timer = QTimer()
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timer.setInterval(interval * 1000)
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timer.setSingleShot(True)
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count = self.count
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self.count += 1
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timer.start()
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self.app.connect(timer, SIGNAL("timeout()"), lambda: self.timeout(count, None, function, *args))
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self.timers[count] = timer
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def repeat(self, interval, function, *args):
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timer = QTimer()
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timer.setSingleShot(False)
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count = self.count
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self.count += 1
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timer.start(0)
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self.app.connect(timer, SIGNAL("timeout()"), lambda: self.timeout(count, interval, function, *args))
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self.timers[count] = timer
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def timeout(self, _id, interval, function, *args):
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function(*args)
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if interval is None:
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self.timers.pop(_id)
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else:
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self.timers[_id].setInterval(interval * 1000)
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def want_stop(self):
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self.app.quit()
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def run(self):
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self.app.exec_()
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class QCallbacksManager(QObject):
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class Request(object):
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def __init__(self):
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self.event = Event()
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self.answer = None
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def __call__(self):
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raise NotImplementedError()
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class LoginRequest(Request):
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def __init__(self, backend_name, value):
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QCallbacksManager.Request.__init__(self)
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self.backend_name = backend_name
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self.value = value
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def __call__(self):
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password, ok = QInputDialog.getText(None,
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'Password request',
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'Please enter password for %s' % self.backend_name,
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QLineEdit.Password)
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return password
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def __init__(self, weboob, parent=None):
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QObject.__init__(self, parent)
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self.weboob = weboob
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self.weboob.callbacks['login'] = self.callback(self.LoginRequest)
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self.mutex = QMutex()
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self.requests = []
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self.connect(self, SIGNAL('new_request'), self.do_request)
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def callback(self, klass):
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def cb(*args, **kwargs):
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return self.add_request(klass(*args, **kwargs))
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return cb
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def do_request(self):
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self.mutex.lock()
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request = self.requests.pop()
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request.answer = request()
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request.event.set()
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self.mutex.unlock()
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def add_request(self, request):
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self.mutex.lock()
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self.requests.append(request)
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self.mutex.unlock()
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self.emit(SIGNAL('new_request'))
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request.event.wait()
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return request.answer
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class QtApplication(QApplication, BaseApplication):
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def __init__(self):
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QApplication.__init__(self, sys.argv)
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self.setApplicationName(self.APPNAME)
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BaseApplication.__init__(self)
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self.cbmanager = QCallbacksManager(self.weboob, self)
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def create_weboob(self):
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return Weboob(scheduler=QtScheduler(self))
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class QtMainWindow(QMainWindow):
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def __init__(self, parent=None):
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QMainWindow.__init__(self, parent)
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class QtDo(QObject):
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def __init__(self, weboob, cb, eb=None):
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QObject.__init__(self)
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if not eb:
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eb = self.default_eb
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self.weboob = weboob
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self.process = None
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self.cb = cb
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self.eb = eb
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self.connect(self, SIGNAL('cb'), self.local_cb)
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self.connect(self, SIGNAL('eb'), self.local_eb)
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def do(self, *args, **kwargs):
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self.process = self.weboob.do(*args, **kwargs)
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self.process.callback_thread(self.thread_cb, self.thread_eb)
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def default_eb(self, backend, error, backtrace):
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# TODO display a messagebox
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msg = u'%s' % error
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if logging.root.level == logging.DEBUG:
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msg += '<br />'
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ul_opened = False
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for line in backtrace.split('\n'):
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m = re.match(' File (.*)', line)
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if m:
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if not ul_opened:
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msg += '<ul>'
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ul_opened = True
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else:
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msg += '</li>'
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msg += '<li><b>%s</b>' % m.group(1)
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else:
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msg += '<br />%s' % line
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if ul_opened:
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msg += '</li></ul>'
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print >>sys.stderr, error
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print >>sys.stderr, backtrace
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QMessageBox.critical(None, self.tr('Error'), msg, QMessageBox.Ok)
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def local_cb(self, backend, data):
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self.cb(backend, data)
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if not backend:
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self.disconnect(self, SIGNAL('cb'), self.local_cb)
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self.disconnect(self, SIGNAL('eb'), self.local_eb)
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def local_eb(self, backend, error, backtrace):
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self.eb(backend, error, backtrace)
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self.disconnect(self, SIGNAL('cb'), self.local_cb)
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self.disconnect(self, SIGNAL('eb'), self.local_eb)
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def thread_cb(self, backend, data):
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self.emit(SIGNAL('cb'), backend, data)
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def thread_eb(self, backend, error, backtrace):
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self.emit(SIGNAL('eb'), backend, error, backtrace)
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class HTMLDelegate(QStyledItemDelegate):
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def paint(self, painter, option, index):
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optionV4 = QStyleOptionViewItemV4(option)
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self.initStyleOption(optionV4, index)
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style = optionV4.widget.style() if optionV4.widget else QApplication.style()
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doc = QTextDocument()
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doc.setHtml(optionV4.text)
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# painting item without text
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optionV4.text = QString()
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style.drawControl(QStyle.CE_ItemViewItem, optionV4, painter)
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ctx = QAbstractTextDocumentLayout.PaintContext()
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# Hilight text if item is selected
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if optionV4.state & QStyle.State_Selected:
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ctx.palette.setColor(QPalette.Text, optionV4.palette.color(QPalette.Active, QPalette.HighlightedText))
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textRect = style.subElementRect(QStyle.SE_ItemViewItemText, optionV4)
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painter.save()
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painter.translate(textRect.topLeft())
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painter.setClipRect(textRect.translated(-textRect.topLeft()))
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doc.documentLayout().draw(painter, ctx)
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painter.restore()
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def sizeHint(self, option, index):
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optionV4 = QStyleOptionViewItemV4(option)
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self.initStyleOption(optionV4, index)
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doc = QTextDocument()
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doc.setHtml(optionV4.text)
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doc.setTextWidth(optionV4.rect.width())
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return QSize(doc.idealWidth(), max(doc.size().height(), optionV4.decorationSize.height()))
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class _QtValueStr(QLineEdit):
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def __init__(self, value):
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QLineEdit.__init__(self)
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self._value = value
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if value.default:
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self.setText(unicode(value.default))
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if value.masked:
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self.setEchoMode(self.Password)
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def set_value(self, value):
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self._value = value
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self.setText(self._value.get())
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def get_value(self):
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self._value.set(unicode(self.text()))
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return self._value
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class _QtValueBackendPassword(_QtValueStr):
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def get_value(self):
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self._value._domain = None
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return _QtValueStr.get_value(self)
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class _QtValueBool(QCheckBox):
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def __init__(self, value):
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QCheckBox.__init__(self)
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self._value = value
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if value.default:
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self.setChecked(True)
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def set_value(self, value):
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self._value = value
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self.setChecked(self._value.get())
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def get_value(self):
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self._value.set(self.isChecked())
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return self._value
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class _QtValueInt(QSpinBox):
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def __init__(self, value):
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QSpinBox.__init__(self)
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self._value = value
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if value.default:
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self.setValue(int(value.default))
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def set_value(self, value):
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self._value = value
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self.setValue(self._value.get())
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def get_value(self):
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self._value.set(self.getValue())
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return self._value
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class _QtValueChoices(QComboBox):
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def __init__(self, value):
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QComboBox.__init__(self)
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self._value = value
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for k, l in value.choices.iteritems():
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self.addItem(l, QVariant(k))
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if value.default == k:
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self.setCurrentIndex(self.count()-1)
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def set_value(self, value):
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self._value = value
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for i in xrange(self.count()):
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if unicode(self.itemData(i).toString()) == self._value.get():
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self.setCurrentIndex(i)
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return
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def get_value(self):
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self._value.set(unicode(self.itemData(self.currentIndex()).toString()))
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return self._value
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def QtValue(value):
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if isinstance(value, ValueBool):
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klass = _QtValueBool
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elif isinstance(value, ValueInt):
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klass = _QtValueInt
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elif isinstance(value, ValueBackendPassword):
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klass = _QtValueBackendPassword
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elif value.choices is not None:
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klass = _QtValueChoices
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else:
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klass = _QtValueStr
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return klass(copy(value))
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