class ProgressBar(QDialog, Logger):
def __init__(self,
parent=None,
max_items=100,
window_title='Progress Bar',
label='Label goes here',
frameless=True,
on_top=False):
if on_top:
_flags = Qt.WindowStaysOnTopHint
if frameless:
_flags |= Qt.FramelessWindowHint
QDialog.__init__(self, parent=parent, flags=_flags)
else:
_flags = Qt.Dialog
if frameless:
_flags |= Qt.FramelessWindowHint
QDialog.__init__(self, parent=parent, flags=_flags)
self.application = Application
self.setWindowTitle(window_title)
self.l = QVBoxLayout(self)
self.setLayout(self.l)
self.label = QLabel(label)
self.label.setAlignment(Qt.AlignHCenter)
self.l.addWidget(self.label)
self.progressBar = QProgressBar(self)
self.progressBar.setRange(0, max_items)
self.progressBar.setMinimum(0)
self.progressBar.setMaximum(0)
self.progressBar.setValue(0)
self.l.addWidget(self.progressBar)
self.close_requested = False
def closeEvent(self, event):
self._log_location()
self.close_requested = True
def increment(self):
self.progressBar.setValue(self.progressBar.value() + 1)
self.refresh()
def refresh(self):
self.application.processEvents()
def set_label(self, value):
self.label.setText(value)
self.label.repaint()
self.refresh()
def set_maximum(self, value):
self.progressBar.setMaximum(value)
self.refresh()
def set_value(self, value):
self.progressBar.setValue(value)
self.progressBar.repaint()
self.refresh()
def showProgress(self, modal = True):
"""
Open the progress dialog to show the current job progress.
"""
#Replace "self.edit_cntl.win" with "None"
#---Huaicai 7/7/05: To fix bug 751, the "win" may be none.
#Feel awkward for the design of our code.
simProgressDialog = QProgressDialog()
simProgressDialog.setModal(True)
simProgressDialog.setObjectName("progressDialog")
simProgressDialog.setWindowIcon(geticon('ui/border/MainWindow'))
if self.Calculation == 'Energy':
simProgressDialog.setWindowTitle("Calculating Energy ...Please Wait")
else:
simProgressDialog.setWindowTitle("Optimizing ...Please Wait")
progBar = QProgressBar(simProgressDialog)
progBar.setMaximum(0)
progBar.setMinimum(0)
progBar.setValue(0)
progBar.setTextVisible(False)
simProgressDialog.setBar(progBar)
simProgressDialog.setAutoReset(False)
simProgressDialog.setAutoClose(False)
return simProgressDialog
def showProgress(self, modal=True):
"""
Open the progress dialog to show the current job progress.
"""
#Replace "self.edit_cntl.win" with "None"
#---Huaicai 7/7/05: To fix bug 751, the "win" may be none.
#Feel awkward for the design of our code.
simProgressDialog = QProgressDialog()
simProgressDialog.setModal(True)
simProgressDialog.setObjectName("progressDialog")
simProgressDialog.setWindowIcon(geticon('ui/border/MainWindow'))
if self.Calculation == 'Energy':
simProgressDialog.setWindowTitle(
"Calculating Energy ...Please Wait")
else:
simProgressDialog.setWindowTitle("Optimizing ...Please Wait")
progBar = QProgressBar(simProgressDialog)
progBar.setMaximum(0)
progBar.setMinimum(0)
progBar.setValue(0)
progBar.setTextVisible(False)
simProgressDialog.setBar(progBar)
simProgressDialog.setAutoReset(False)
simProgressDialog.setAutoClose(False)
return simProgressDialog
class DBRestore(QDialog):
update_signal = pyqtSignal(object, object)
def __init__(self, parent, library_path):
QDialog.__init__(self, parent)
self.l = QVBoxLayout()
self.setLayout(self.l)
self.l1 = QLabel('<b>'+_('Restoring database from backups, do not'
' interrupt, this will happen in three stages')+'...')
self.setWindowTitle(_('Restoring database'))
self.l.addWidget(self.l1)
self.pb = QProgressBar(self)
self.l.addWidget(self.pb)
self.pb.setMaximum(0)
self.pb.setMinimum(0)
self.msg = QLabel('')
self.l.addWidget(self.msg)
self.msg.setWordWrap(True)
self.bb = QDialogButtonBox(QDialogButtonBox.Cancel)
self.l.addWidget(self.bb)
self.bb.rejected.connect(self.reject)
self.resize(self.sizeHint() + QSize(100, 50))
self.error = None
self.rejected = False
self.library_path = library_path
self.update_signal.connect(self.do_update, type=Qt.QueuedConnection)
self.restorer = Restore(library_path, self)
self.restorer.daemon = True
# Give the metadata backup thread time to stop
QTimer.singleShot(2000, self.start)
def start(self):
self.restorer.start()
QTimer.singleShot(10, self.update)
def reject(self):
self.rejected = True
self.restorer.progress_callback = lambda x, y: x
QDialog.reject(self)
def update(self):
if self.restorer.is_alive():
QTimer.singleShot(10, self.update)
else:
self.restorer.progress_callback = lambda x, y: x
self.accept()
def __call__(self, msg, step):
self.update_signal.emit(msg, step)
def do_update(self, msg, step):
if msg is None:
self.pb.setMaximum(step)
else:
self.msg.setText(msg)
self.pb.setValue(step)
class DBRestore(QDialog):
update_signal = pyqtSignal(object, object)
def __init__(self, parent, library_path):
QDialog.__init__(self, parent)
self.l = QVBoxLayout()
self.setLayout(self.l)
self.l1 = QLabel('<b>'+_('Restoring database from backups, do not'
' interrupt, this will happen in three stages')+'...')
self.setWindowTitle(_('Restoring database'))
self.l.addWidget(self.l1)
self.pb = QProgressBar(self)
self.l.addWidget(self.pb)
self.pb.setMaximum(0)
self.pb.setMinimum(0)
self.msg = QLabel('')
self.l.addWidget(self.msg)
self.msg.setWordWrap(True)
self.bb = QDialogButtonBox(QDialogButtonBox.Cancel)
self.l.addWidget(self.bb)
self.bb.rejected.connect(self.reject)
self.resize(self.sizeHint() + QSize(100, 50))
self.error = None
self.rejected = False
self.library_path = library_path
self.update_signal.connect(self.do_update, type=Qt.QueuedConnection)
self.restorer = Restore(library_path, self)
self.restorer.daemon = True
# Give the metadata backup thread time to stop
QTimer.singleShot(2000, self.start)
def start(self):
self.restorer.start()
QTimer.singleShot(10, self.update)
def reject(self):
self.rejected = True
self.restorer.progress_callback = lambda x, y: x
QDialog.reject(self)
def update(self):
if self.restorer.is_alive():
QTimer.singleShot(10, self.update)
else:
self.restorer.progress_callback = lambda x, y: x
self.accept()
def __call__(self, msg, step):
self.update_signal.emit(msg, step)
def do_update(self, msg, step):
if msg is None:
self.pb.setMaximum(step)
else:
self.msg.setText(msg)
self.pb.setValue(step)
class DBCheck(QDialog): # {{{
def __init__(self, parent, db):
QDialog.__init__(self, parent)
self.l = QVBoxLayout()
self.setLayout(self.l)
self.l1 = QLabel(_('Checking database integrity')+'...')
self.setWindowTitle(_('Checking database integrity'))
self.l.addWidget(self.l1)
self.pb = QProgressBar(self)
self.l.addWidget(self.pb)
self.pb.setMaximum(0)
self.pb.setMinimum(0)
self.msg = QLabel('')
self.l.addWidget(self.msg)
self.msg.setWordWrap(True)
self.bb = QDialogButtonBox(QDialogButtonBox.Cancel)
self.l.addWidget(self.bb)
self.bb.rejected.connect(self.reject)
self.resize(self.sizeHint() + QSize(100, 50))
self.error = None
self.db = db
self.closed_orig_conn = False
def start(self):
self.user_version = self.db.user_version
self.rejected = False
self.db.clean()
self.db.close()
self.closed_orig_conn = True
t = DBThread(self.db.dbpath, False)
t.connect()
self.conn = t.conn
self.dump = self.conn.iterdump()
self.statements = []
self.count = 0
self.msg.setText(_('Dumping database to SQL'))
# Give the backup thread time to stop
QTimer.singleShot(2000, self.do_one_dump)
self.exec_()
def do_one_dump(self):
if self.rejected:
return
try:
try:
self.statements.append(self.dump.next())
self.count += 1
except StopIteration:
self.start_load()
return
QTimer.singleShot(0, self.do_one_dump)
except Exception as e:
import traceback
self.error = (as_unicode(e), traceback.format_exc())
self.reject()
def start_load(self):
try:
self.conn.close()
self.pb.setMaximum(self.count)
self.pb.setValue(0)
self.msg.setText(_('Loading database from SQL'))
self.db.close()
self.ndbpath = PersistentTemporaryFile('.db')
self.ndbpath.close()
self.ndbpath = self.ndbpath.name
t = DBThread(self.ndbpath, False)
t.connect()
self.conn = t.conn
self.conn.execute('create temporary table temp_sequence(id INTEGER PRIMARY KEY AUTOINCREMENT)')
self.conn.commit()
QTimer.singleShot(0, self.do_one_load)
except Exception as e:
import traceback
self.error = (as_unicode(e), traceback.format_exc())
self.reject()
def do_one_load(self):
if self.rejected:
return
if self.count > 0:
try:
try:
self.conn.execute(self.statements.pop(0))
except OperationalError:
if self.count > 1:
# The last statement in the dump could be an extra
# commit, so ignore it.
raise
self.pb.setValue(self.pb.value() + 1)
self.count -= 1
QTimer.singleShot(0, self.do_one_load)
except Exception as e:
import traceback
self.error = (as_unicode(e), traceback.format_exc())
self.reject()
else:
self.replace_db()
def replace_db(self):
self.conn.commit()
self.conn.execute('pragma user_version=%d'%int(self.user_version))
self.conn.commit()
self.conn.close()
shutil.copyfile(self.ndbpath, self.db.dbpath)
self.db = None
self.accept()
def break_cycles(self):
self.statements = self.unpickler = self.db = self.conn = None
def reject(self):
self.rejected = True
QDialog.reject(self)
class ProgressBar(QDialog, Logger):
def __init__(
self,
parent=None,
max_items=100,
window_title="Progress Bar",
label="Label goes here",
frameless=True,
on_top=False,
):
if on_top:
_flags = Qt.WindowStaysOnTopHint
if frameless:
_flags |= Qt.FramelessWindowHint
QDialog.__init__(self, parent=parent, flags=_flags)
else:
_flags = Qt.Dialog
if frameless:
_flags |= Qt.FramelessWindowHint
QDialog.__init__(self, parent=parent, flags=_flags)
self.application = Application
self.setWindowTitle(window_title)
self.l = QVBoxLayout(self)
self.setLayout(self.l)
self.label = QLabel(label)
self.label.setAlignment(Qt.AlignHCenter)
self.l.addWidget(self.label)
self.progressBar = QProgressBar(self)
self.progressBar.setRange(0, max_items)
self.progressBar.setMinimum(0)
self.progressBar.setMaximum(0)
self.progressBar.setValue(0)
self.l.addWidget(self.progressBar)
self.close_requested = False
def closeEvent(self, event):
self._log_location()
self.close_requested = True
def increment(self):
self.progressBar.setValue(self.progressBar.value() + 1)
self.refresh()
def refresh(self):
self.application.processEvents()
def set_label(self, value):
self.label.setText(value)
self.label.repaint()
self.refresh()
def set_maximum(self, value):
self.progressBar.setMaximum(value)
self.refresh()
def set_value(self, value):
self.progressBar.setValue(value)
self.progressBar.repaint()
self.refresh()
class DownloadDialog(QDialog): # {{{
def __init__(self, url, fname, parent):
QDialog.__init__(self, parent)
self.setWindowTitle(_('Download %s') % fname)
self.l = QVBoxLayout(self)
self.purl = urlparse(url)
self.msg = QLabel(
_('Downloading <b>%(fname)s</b> from %(url)s') %
dict(fname=fname, url=self.purl.netloc))
self.msg.setWordWrap(True)
self.l.addWidget(self.msg)
self.pb = QProgressBar(self)
self.pb.setMinimum(0)
self.pb.setMaximum(0)
self.l.addWidget(self.pb)
self.bb = QDialogButtonBox(QDialogButtonBox.Cancel, Qt.Horizontal,
self)
self.l.addWidget(self.bb)
self.bb.rejected.connect(self.reject)
sz = self.sizeHint()
self.resize(max(sz.width(), 400), sz.height())
fpath = PersistentTemporaryFile(os.path.splitext(fname)[1])
fpath.close()
self.fpath = fpath.name
self.worker = Worker(url, self.fpath, Queue())
self.rejected = False
def reject(self):
self.rejected = True
QDialog.reject(self)
def start_download(self):
self.worker.start()
QTimer.singleShot(50, self.update)
self.exec_()
if self.worker.err is not None:
error_dialog(
self.parent(),
_('Download failed'),
_('Failed to download from %(url)r with error: %(err)s') %
dict(url=self.worker.url, err=self.worker.err),
det_msg=self.worker.tb,
show=True)
def update(self):
if self.rejected:
return
try:
progress = self.worker.rq.get_nowait()
except Empty:
pass
else:
self.update_pb(progress)
if not self.worker.is_alive():
return self.accept()
QTimer.singleShot(50, self.update)
def update_pb(self, progress):
transferred, block_size, total = progress
if total == -1:
self.pb.setMaximum(0)
self.pb.setMinimum(0)
self.pb.setValue(0)
else:
so_far = transferred * block_size
self.pb.setMaximum(max(total, so_far))
self.pb.setValue(so_far)
@property
def err(self):
return self.worker.err
class DBCheck(QDialog): # {{{
def __init__(self, parent, db):
QDialog.__init__(self, parent)
self.l = QVBoxLayout()
self.setLayout(self.l)
self.l1 = QLabel(_('Checking database integrity') + '...')
self.setWindowTitle(_('Checking database integrity'))
self.l.addWidget(self.l1)
self.pb = QProgressBar(self)
self.l.addWidget(self.pb)
self.pb.setMaximum(0)
self.pb.setMinimum(0)
self.msg = QLabel('')
self.l.addWidget(self.msg)
self.msg.setWordWrap(True)
self.bb = QDialogButtonBox(QDialogButtonBox.Cancel)
self.l.addWidget(self.bb)
self.bb.rejected.connect(self.reject)
self.resize(self.sizeHint() + QSize(100, 50))
self.error = None
self.db = db
self.closed_orig_conn = False
def start(self):
self.user_version = self.db.user_version
self.rejected = False
self.db.clean()
self.db.conn.close()
self.closed_orig_conn = True
t = DBThread(self.db.dbpath, False)
t.connect()
self.conn = t.conn
self.dump = self.conn.iterdump()
self.statements = []
self.count = 0
self.msg.setText(_('Dumping database to SQL'))
# Give the backup thread time to stop
QTimer.singleShot(2000, self.do_one_dump)
self.exec_()
def do_one_dump(self):
if self.rejected:
return
try:
try:
self.statements.append(self.dump.next())
self.count += 1
except StopIteration:
self.start_load()
return
QTimer.singleShot(0, self.do_one_dump)
except Exception as e:
import traceback
self.error = (as_unicode(e), traceback.format_exc())
self.reject()
def start_load(self):
try:
self.conn.close()
self.pb.setMaximum(self.count)
self.pb.setValue(0)
self.msg.setText(_('Loading database from SQL'))
self.db.conn.close()
self.ndbpath = PersistentTemporaryFile('.db')
self.ndbpath.close()
self.ndbpath = self.ndbpath.name
t = DBThread(self.ndbpath, False)
t.connect()
self.conn = t.conn
self.conn.execute(
'create temporary table temp_sequence(id INTEGER PRIMARY KEY AUTOINCREMENT)'
)
self.conn.commit()
QTimer.singleShot(0, self.do_one_load)
except Exception as e:
import traceback
self.error = (as_unicode(e), traceback.format_exc())
self.reject()
def do_one_load(self):
if self.rejected:
return
if self.count > 0:
try:
try:
self.conn.execute(self.statements.pop(0))
except OperationalError:
if self.count > 1:
# The last statement in the dump could be an extra
# commit, so ignore it.
raise
self.pb.setValue(self.pb.value() + 1)
self.count -= 1
QTimer.singleShot(0, self.do_one_load)
except Exception as e:
import traceback
self.error = (as_unicode(e), traceback.format_exc())
self.reject()
else:
self.replace_db()
def replace_db(self):
self.conn.commit()
self.conn.execute('pragma user_version=%d' % int(self.user_version))
self.conn.commit()
self.conn.close()
shutil.copyfile(self.ndbpath, self.db.dbpath)
self.db = None
self.accept()
def break_cycles(self):
self.statements = self.unpickler = self.db = self.conn = None
def reject(self):
self.rejected = True
QDialog.reject(self)
class DownloadDialog(QDialog): # {{{
def __init__(self, url, fname, parent):
QDialog.__init__(self, parent)
self.setWindowTitle(_('Download %s')%fname)
self.l = QVBoxLayout(self)
self.purl = urlparse(url)
self.msg = QLabel(_('Downloading <b>%(fname)s</b> from %(url)s')%dict(
fname=fname, url=self.purl.netloc))
self.msg.setWordWrap(True)
self.l.addWidget(self.msg)
self.pb = QProgressBar(self)
self.pb.setMinimum(0)
self.pb.setMaximum(0)
self.l.addWidget(self.pb)
self.bb = QDialogButtonBox(QDialogButtonBox.Cancel, Qt.Horizontal, self)
self.l.addWidget(self.bb)
self.bb.rejected.connect(self.reject)
sz = self.sizeHint()
self.resize(max(sz.width(), 400), sz.height())
fpath = PersistentTemporaryFile(os.path.splitext(fname)[1])
fpath.close()
self.fpath = fpath.name
self.worker = Worker(url, self.fpath, Queue())
self.rejected = False
def reject(self):
self.rejected = True
QDialog.reject(self)
def start_download(self):
self.worker.start()
QTimer.singleShot(50, self.update)
self.exec_()
if self.worker.err is not None:
error_dialog(self.parent(), _('Download failed'),
_('Failed to download from %(url)r with error: %(err)s')%dict(
url=self.worker.url, err=self.worker.err),
det_msg=self.worker.tb, show=True)
def update(self):
if self.rejected:
return
try:
progress = self.worker.rq.get_nowait()
except Empty:
pass
else:
self.update_pb(progress)
if not self.worker.is_alive():
return self.accept()
QTimer.singleShot(50, self.update)
def update_pb(self, progress):
transferred, block_size, total = progress
if total == -1:
self.pb.setMaximum(0)
self.pb.setMinimum(0)
self.pb.setValue(0)
else:
so_far = transferred * block_size
self.pb.setMaximum(max(total, so_far))
self.pb.setValue(so_far)
@property
def err(self):
return self.worker.err
class Pradio(QDialog):
def __init__(self, parent=None):
super(Pradio, self).__init__(parent)
# logo...................................
self.label = QLabel()
self.pixmap = QPixmap('/usr/share/pradyo/plogo.png')
self.label.setPixmap(self.pixmap)
#/usr/share/pradyo/pradyo.py
# progress barr.....................................
self.bar =QProgressBar()
self.bar.setMinimum(0)
self.bar.setMaximum(100)
self.bar.setValue(40)
#label...........................................
self.lcd = QLCDNumber(3)
self.lcd.display('5')
self.lcd.resize(50,50)
# button..............................................
self.Btn1=QPushButton('Kiss FM')
self.Btn2=QPushButton('Real FM')
self.Btn3=QPushButton('Venus FM')
self.Btn4=QPushButton('Kiss FM')
self.Btn5=QPushButton('Nova FM')
self.Btn6=QPushButton('Son FM')
self.connect(self.Btn1, SIGNAL('clicked()'),partial(self.play,self.Btn1.text()))
self.connect(self.Btn2, SIGNAL('clicked()'),partial(self.play,self.Btn2.text()))
self.connect(self.Btn3, SIGNAL('clicked()'),partial(self.play,self.Btn3.text()))
self.connect(self.Btn4, SIGNAL('clicked()'),partial(self.play,self.Btn4.text()))
self.connect(self.Btn5, SIGNAL('clicked()'),partial(self.play,self.Btn5.text()))
self.connect(self.Btn6, SIGNAL('clicked()'),partial(self.play,self.Btn6.text()))
# ses buttonu........................................
self.dial = QDial()
self.dial.setValue(30)
self.connect(self.dial, SIGNAL("valueChanged(int)"),self.VolumeChange)
self.dial.setNotchesVisible(True)
# oynatma tuslarii......................................
self.PlayBtn = QtGui.QPushButton('', self)
self.PlayBtn.setIcon(QtGui.QIcon('/usr/share/pradyo/a.png'))
self.PlayBtn.setIconSize(QtCore.QSize(48,48))
# self.PlayBtn.clicked.connect(self.play)
self.PlayBtn.setFlat(True)
self.StopBtn = QtGui.QPushButton('', self)
self.StopBtn.setIcon(QtGui.QIcon('/usr/share/pradyo/s.png'))
self.StopBtn.setIconSize(QtCore.QSize(48,48))
self.StopBtn.setFlat(True)
self.StopBtn.clicked.connect(self.stop_radio)
# layout............................
grid = QGridLayout()
grid.addWidget(self.PlayBtn,0,1)
grid.addWidget(self.StopBtn,0,2)
grid.addWidget(self.Btn1,1, 0, 3, 1)
grid.addWidget(self.Btn2,1, 0, 7, 1)
grid.addWidget(self.Btn3,1, 0, 11, 1)
grid.addWidget(self.Btn4,1, 1, 3, 1)
grid.addWidget(self.Btn5,1, 1, 7, 1)
grid.addWidget(self.Btn6,1, 1, 11, 1)
grid.addWidget(self.dial, 0, 4, 2, 1)
grid.addWidget(self.label,0,0,1,1)
self.setLayout(grid)
self.setWindowTitle('Pradyo')
self.setFixedSize(650, 300)
def VolumeChange(self):
VolumeChange=self.dial.value()
print(VolumeChange)
player.set_property('volume', VolumeChange/100.0)
def play(self,value):
deg =str(value)
player.set_state(gst.STATE_NULL)
# print(value)
# music_stream_uri=music_station[value]
# print(music_stream_uri)
music =music_station[deg]
print(str(music))
player.set_property('uri',music)
player.set_state(gst.STATE_PLAYING)
self.PlayBtn.setIcon(QtGui.QIcon('/usr/share/pradyo/a.png'))
self.PlayBtn.setIconSize(QtCore.QSize(48,48))
def stop_radio(self):
print ("Radio stops")
player.set_state(gst.STATE_NULL)
self.PlayBtn.setIcon(QtGui.QIcon('/usr/share/pradyo/d.png'))
self.PlayBtn.setIconSize(QtCore.QSize(48,48))
def Close(self):
self.close()
