class BulkSeries(BulkBase):
def setup_ui(self, parent):
self.make_widgets(parent, EditWithComplete)
values = self.all_values = list(self.db.all_custom(num=self.col_id))
values.sort(key=sort_key)
self.main_widget.setSizeAdjustPolicy(self.main_widget.AdjustToMinimumContentsLengthWithIcon)
self.main_widget.setMinimumContentsLength(25)
self.widgets.append(QLabel('', parent))
w = QWidget(parent)
layout = QHBoxLayout(w)
layout.setContentsMargins(0, 0, 0, 0)
self.remove_series = QCheckBox(parent)
self.remove_series.setText(_('Remove series'))
layout.addWidget(self.remove_series)
self.idx_widget = QCheckBox(parent)
self.idx_widget.setText(_('Automatically number books'))
layout.addWidget(self.idx_widget)
self.force_number = QCheckBox(parent)
self.force_number.setText(_('Force numbers to start with '))
layout.addWidget(self.force_number)
self.series_start_number = QSpinBox(parent)
self.series_start_number.setMinimum(1)
self.series_start_number.setMaximum(9999999)
self.series_start_number.setProperty("value", 1)
layout.addWidget(self.series_start_number)
layout.addItem(QSpacerItem(20, 10, QSizePolicy.Expanding, QSizePolicy.Minimum))
self.widgets.append(w)
self.idx_widget.stateChanged.connect(self.check_changed_checkbox)
self.force_number.stateChanged.connect(self.check_changed_checkbox)
self.series_start_number.valueChanged.connect(self.check_changed_checkbox)
self.remove_series.stateChanged.connect(self.check_changed_checkbox)
self.ignore_change_signals = False
def check_changed_checkbox(self):
self.a_c_checkbox.setChecked(True)
def initialize(self, book_id):
self.idx_widget.setChecked(False)
self.main_widget.set_separator(None)
self.main_widget.update_items_cache(self.all_values)
self.main_widget.setEditText('')
self.a_c_checkbox.setChecked(False)
def getter(self):
n = unicode(self.main_widget.currentText()).strip()
i = self.idx_widget.checkState()
f = self.force_number.checkState()
s = self.series_start_number.value()
r = self.remove_series.checkState()
return n, i, f, s, r
def commit(self, book_ids, notify=False):
if not self.a_c_checkbox.isChecked():
return
val, update_indices, force_start, at_value, clear = self.gui_val
val = None if clear else self.normalize_ui_val(val)
if clear or val != '':
extras = []
for book_id in book_ids:
if clear:
extras.append(None)
continue
if update_indices:
if force_start:
s_index = at_value
at_value += 1
elif tweaks['series_index_auto_increment'] != 'const':
s_index = self.db.get_next_cc_series_num_for(val, num=self.col_id)
else:
s_index = 1.0
else:
s_index = self.db.get_custom_extra(book_id, num=self.col_id,
index_is_id=True)
extras.append(s_index)
self.db.set_custom_bulk(book_ids, val, extras=extras,
num=self.col_id, notify=notify)
class ProceedQuestion(QDialog):
ask_question = pyqtSignal(object, object, object)
def __init__(self, parent):
QDialog.__init__(self, parent)
self.setAttribute(Qt.WA_DeleteOnClose, False)
self.setWindowIcon(QIcon(I('dialog_question.png')))
self.questions = []
self._l = l = QGridLayout(self)
self.setLayout(l)
self.icon_label = ic = QLabel(self)
ic.setPixmap(QPixmap(I('dialog_question.png')))
self.msg_label = msg = QLabel('some random filler text')
msg.setWordWrap(True)
ic.setMaximumWidth(110)
ic.setMaximumHeight(100)
ic.setScaledContents(True)
ic.setStyleSheet('QLabel { margin-right: 10px }')
self.bb = QDialogButtonBox()
self.bb.accepted.connect(self.accept)
self.bb.rejected.connect(self.reject)
self.log_button = self.bb.addButton(_('View log'), self.bb.ActionRole)
self.log_button.setIcon(QIcon(I('debug.png')))
self.log_button.clicked.connect(self.show_log)
self.copy_button = self.bb.addButton(_('&Copy to clipboard'),
self.bb.ActionRole)
self.copy_button.clicked.connect(self.copy_to_clipboard)
self.action_button = self.bb.addButton('', self.bb.ActionRole)
self.action_button.clicked.connect(self.action_clicked)
self.show_det_msg = _('Show &details')
self.hide_det_msg = _('Hide &details')
self.det_msg_toggle = self.bb.addButton(self.show_det_msg,
self.bb.ActionRole)
self.det_msg_toggle.clicked.connect(self.toggle_det_msg)
self.det_msg_toggle.setToolTip(
_('Show detailed information about this error'))
self.det_msg = QPlainTextEdit(self)
self.det_msg.setReadOnly(True)
self.bb.setStandardButtons(self.bb.Yes | self.bb.No)
self.bb.button(self.bb.Yes).setDefault(True)
self.checkbox = QCheckBox('', self)
l.addWidget(ic, 0, 0, 1, 1)
l.addWidget(msg, 0, 1, 1, 1)
l.addWidget(self.checkbox, 1, 0, 1, 2)
l.addWidget(self.det_msg, 2, 0, 1, 2)
l.addWidget(self.bb, 3, 0, 1, 2)
self.ask_question.connect(self.do_ask_question,
type=Qt.QueuedConnection)
def copy_to_clipboard(self, *args):
QApplication.clipboard().setText(
'calibre, version %s\n%s: %s\n\n%s' %
(__version__, unicode(self.windowTitle()),
unicode(self.msg_label.text()), unicode(
self.det_msg.toPlainText())))
self.copy_button.setText(_('Copied'))
def action_clicked(self):
if self.questions:
q = self.questions[0]
self.questions[0] = q._replace(callback=q.action_callback)
self.accept()
def accept(self):
if self.questions:
payload, callback, cancel_callback = self.questions[0][:3]
self.questions = self.questions[1:]
cb = None
if self.checkbox.isVisible():
cb = bool(self.checkbox.isChecked())
self.ask_question.emit(callback, payload, cb)
self.hide()
def reject(self):
if self.questions:
payload, callback, cancel_callback = self.questions[0][:3]
self.questions = self.questions[1:]
cb = None
if self.checkbox.isVisible():
cb = bool(self.checkbox.isChecked())
self.ask_question.emit(cancel_callback, payload, cb)
self.hide()
def do_ask_question(self, callback, payload, checkbox_checked):
if callable(callback):
args = [payload]
if checkbox_checked is not None:
args.append(checkbox_checked)
callback(*args)
self.show_question()
def toggle_det_msg(self, *args):
vis = unicode(self.det_msg_toggle.text()) == self.hide_det_msg
self.det_msg_toggle.setText(
self.show_det_msg if vis else self.hide_det_msg)
self.det_msg.setVisible(not vis)
self.do_resize()
def do_resize(self):
sz = self.sizeHint() + QSize(100, 0)
sz.setWidth(min(500, sz.width()))
sz.setHeight(min(500, sz.height()))
self.resize(sz)
def show_question(self):
if self.isVisible():
return
if self.questions:
question = self.questions[0]
self.msg_label.setText(question.msg)
self.setWindowTitle(question.title)
self.log_button.setVisible(bool(question.html_log))
self.copy_button.setVisible(bool(question.show_copy_button))
self.action_button.setVisible(question.action_callback is not None)
if question.action_callback is not None:
self.action_button.setText(question.action_label or '')
self.action_button.setIcon(QIcon(
) if question.action_icon is None else question.action_icon)
self.det_msg.setPlainText(question.det_msg or '')
self.det_msg.setVisible(False)
self.det_msg_toggle.setVisible(bool(question.det_msg))
self.det_msg_toggle.setText(self.show_det_msg)
self.checkbox.setVisible(question.checkbox_msg is not None)
if question.checkbox_msg is not None:
self.checkbox.setText(question.checkbox_msg)
self.checkbox.setChecked(question.checkbox_checked)
self.do_resize()
self.show()
button = self.action_button if question.focus_action and question.action_callback is not None else self.bb.button(
self.bb.Yes)
button.setDefault(True)
button.setFocus(Qt.OtherFocusReason)
def __call__(self,
callback,
payload,
html_log,
log_viewer_title,
title,
msg,
det_msg='',
show_copy_button=False,
cancel_callback=None,
log_is_file=False,
checkbox_msg=None,
checkbox_checked=False,
action_callback=None,
action_label=None,
action_icon=None,
focus_action=False):
'''
A non modal popup that notifies the user that a background task has
been completed. This class guarantees that only a single popup is
visible at any one time. Other requests are queued and displayed after
the user dismisses the current popup.
:param callback: A callable that is called with payload if the user
asks to proceed. Note that this is always called in the GUI thread.
:param cancel_callback: A callable that is called with the payload if
the users asks not to proceed.
:param payload: Arbitrary object, passed to callback
:param html_log: An HTML or plain text log
:param log_viewer_title: The title for the log viewer window
:param title: The title for this popup
:param msg: The msg to display
:param det_msg: Detailed message
:param log_is_file: If True the html_log parameter is interpreted as
the path to a file on disk containing the log
encoded with utf-8
:param checkbox_msg: If not None, a checkbox is displayed in the
dialog, showing this message. The callback is
called with both the payload and the state of the
checkbox as arguments.
:param checkbox_checked: If True the checkbox is checked by default.
:param action_callback: If not None, an extra button is added, which
when clicked will cause action_callback to be called
instead of callback. action_callback is called in
exactly the same way as callback.
:param action_label: The text on the action button
:param action_icon: The icon for the action button, must be a QIcon object or None
:param focus_action: If True, the action button will be focused instead of the Yes button
'''
question = Question(payload, callback, cancel_callback, title, msg,
html_log, log_viewer_title, log_is_file, det_msg,
show_copy_button, checkbox_msg, checkbox_checked,
action_callback, action_label, action_icon,
focus_action)
self.questions.append(question)
self.show_question()
def show_log(self):
if self.questions:
q = self.questions[0]
log = q.html_log
if q.log_is_file:
with open(log, 'rb') as f:
log = f.read().decode('utf-8')
self.log_viewer = ViewLog(q.log_viewer_title, log, parent=self)
class MakeBrickDialog(QDialog):
def __init__(self, parent, modal=True, flags=Qt.WindowFlags()):
QDialog.__init__(self, parent, flags)
self.setModal(modal)
self.setWindowTitle("Convert sources to FITS brick")
lo = QVBoxLayout(self)
lo.setMargin(10)
lo.setSpacing(5)
# file selector
self.wfile = FileSelector(self,
label="FITS filename:",
dialog_label="Output FITS file",
default_suffix="fits",
file_types="FITS files (*.fits *.FITS)",
file_mode=QFileDialog.ExistingFile)
lo.addWidget(self.wfile)
# reference frequency
lo1 = QHBoxLayout()
lo.addLayout(lo1)
lo1.setContentsMargins(0, 0, 0, 0)
label = QLabel("Frequency, MHz:", self)
lo1.addWidget(label)
tip = """<P>If your sky model contains spectral information (such as spectral indices), then a brick may be generated
for a specific frequency. If a frequency is not specified here, the reference frequency of the model sources will be assumed.</P>"""
self.wfreq = QLineEdit(self)
self.wfreq.setValidator(QDoubleValidator(self))
label.setToolTip(tip)
self.wfreq.setToolTip(tip)
lo1.addWidget(self.wfreq)
# beam gain
lo1 = QHBoxLayout()
lo.addLayout(lo1)
lo1.setContentsMargins(0, 0, 0, 0)
self.wpb_apply = QCheckBox("Apply primary beam expression:", self)
self.wpb_apply.setChecked(True)
lo1.addWidget(self.wpb_apply)
tip = """<P>If this option is specified, a primary power beam gain will be applied to the sources before inserting
them into the brick. This can be any valid Python expression making use of the variables 'r' (corresponding
to distance from field centre, in radians) and 'fq' (corresponding to frequency.)</P>"""
self.wpb_exp = QLineEdit(self)
self.wpb_apply.setToolTip(tip)
self.wpb_exp.setToolTip(tip)
lo1.addWidget(self.wpb_exp)
# overwrite or add mode
lo1 = QHBoxLayout()
lo.addLayout(lo1)
lo1.setContentsMargins(0, 0, 0, 0)
self.woverwrite = QRadioButton("overwrite image", self)
self.woverwrite.setChecked(True)
lo1.addWidget(self.woverwrite)
self.waddinto = QRadioButton("add into image", self)
lo1.addWidget(self.waddinto)
# add to model
self.wadd = QCheckBox(
"Add resulting brick to sky model as a FITS image component", self)
lo.addWidget(self.wadd)
lo1 = QHBoxLayout()
lo.addLayout(lo1)
lo1.setContentsMargins(0, 0, 0, 0)
self.wpad = QLineEdit(self)
self.wpad.setValidator(QDoubleValidator(self))
self.wpad.setText("1.1")
lab = QLabel("...with padding factor:", self)
lab.setToolTip(
"""<P>The padding factor determines the amount of null padding inserted around the image during
the prediction stage. Padding alleviates the effects of tapering and detapering in the uv-brick, which can show
up towards the edges of the image. For a factor of N, the image will be padded out to N times its original size.
This increases memory use, so if you have no flux at the edges of the image anyway, then a pad factor of 1 is
perfectly fine.</P>""")
self.wpad.setToolTip(lab.toolTip())
QObject.connect(self.wadd, SIGNAL("toggled(bool)"),
self.wpad.setEnabled)
QObject.connect(self.wadd, SIGNAL("toggled(bool)"), lab.setEnabled)
self.wpad.setEnabled(False)
lab.setEnabled(False)
lo1.addStretch(1)
lo1.addWidget(lab, 0)
lo1.addWidget(self.wpad, 1)
self.wdel = QCheckBox(
"Remove from the sky model sources that go into the brick", self)
lo.addWidget(self.wdel)
# OK/cancel buttons
lo.addSpacing(10)
lo2 = QHBoxLayout()
lo.addLayout(lo2)
lo2.setContentsMargins(0, 0, 0, 0)
lo2.setMargin(5)
self.wokbtn = QPushButton("OK", self)
self.wokbtn.setMinimumWidth(128)
QObject.connect(self.wokbtn, SIGNAL("clicked()"), self.accept)
self.wokbtn.setEnabled(False)
cancelbtn = QPushButton("Cancel", self)
cancelbtn.setMinimumWidth(128)
QObject.connect(cancelbtn, SIGNAL("clicked()"), self.reject)
lo2.addWidget(self.wokbtn)
lo2.addStretch(1)
lo2.addWidget(cancelbtn)
self.setMinimumWidth(384)
# signals
QObject.connect(self.wfile, SIGNAL("filenameSelected"),
self._fileSelected)
# internal state
self.qerrmsg = QErrorMessage(self)
def setModel(self, model):
self.model = model
pb = self.model.primaryBeam()
if pb:
self.wpb_exp.setText(pb)
else:
self.wpb_apply.setChecked(False)
self.wpb_exp.setText("")
if model.filename():
self._model_dir = os.path.dirname(os.path.abspath(
model.filename()))
else:
self._model_dir = os.path.abspath('.')
self.wfile.setDirectory(self._model_dir)
self._fileSelected(self.wfile.filename(), quiet=True)
def _fileSelected(self, filename, quiet=False):
self.wokbtn.setEnabled(False)
if not filename:
return None
# check that filename matches model
if not os.path.samefile(self._model_dir, os.path.dirname(filename)):
self.wfile.setFilename('')
if not quiet:
QMessageBox.warning(
self, "Directory mismatch",
"""<P>The FITS file must reside in the same directory
as the current sky model.</P>""")
self.wfile.setDirectory(self._model_dir)
return None
# read fits file
busy = BusyIndicator()
try:
input_hdu = pyfits.open(filename)[0]
hdr = input_hdu.header
# get frequency, if specified
for axis in range(1, hdr['NAXIS'] + 1):
if hdr['CTYPE%d' % axis].upper() == 'FREQ':
self.wfreq.setText(str(hdr['CRVAL%d' % axis] / 1e+6))
break
except Exception as err:
busy = None
self.wfile.setFilename('')
if not quiet:
QMessageBox.warning(
self, "Error reading FITS",
"Error reading FITS file %s: %s" % (filename, str(err)))
return None
self.wokbtn.setEnabled(True)
# if filename is not in model already, enable the "add to model" control
for src in self.model.sources:
if isinstance(getattr(src, 'shape', None), ModelClasses.FITSImage) \
and os.path.exists(src.shape.filename) and os.path.exists(filename) \
and os.path.samefile(src.shape.filename, filename):
self.wadd.setChecked(True)
self.wadd.setEnabled(False)
self.wadd.setText("image already in sky model")
break
else:
self.wadd.setText("add image to sky model")
return filename
def accept(self):
"""Tries to make a brick, and closes the dialog if successful."""
sources = [
src for src in self.model.sources
if src.selected and src.typecode == 'pnt'
]
filename = self.wfile.filename()
if not self._fileSelected(filename):
return
# get PB expression
pbfunc = None
if self.wpb_apply.isChecked():
pbexp = str(self.wpb_exp.text())
try:
pbfunc = eval("lambda r,fq:" + pbexp)
except Exception as err:
QMessageBox.warning(
self, "Error parsing PB experssion",
"Error parsing primary beam expression %s: %s" %
(pbexp, str(err)))
return
# get frequency
freq = str(self.wfreq.text())
freq = float(freq) * 1e+6 if freq else None
# get pad factor
pad = str(self.wpad.text())
pad = max(float(pad), 1) if pad else 1
# read fits file
busy = BusyIndicator()
try:
input_hdu = pyfits.open(filename)[0]
except Exception as err:
busy = None
QMessageBox.warning(
self, "Error reading FITS",
"Error reading FITS file %s: %s" % (filename, str(err)))
return
# reset data if asked to
if self.woverwrite.isChecked():
input_hdu.data[...] = 0
# insert sources
Imaging.restoreSources(input_hdu,
sources,
0,
primary_beam=pbfunc,
freq=freq)
# save fits file
try:
# pyfits seems to produce an exception:
# TypeError: formatwarning() takes exactly 4 arguments (5 given)
# when attempting to overwrite a file. As a workaround, remove the file first.
if os.path.exists(filename):
os.remove(filename)
input_hdu.writeto(filename)
except Exception as err:
traceback.print_exc()
busy = None
QMessageBox.warning(
self, "Error writing FITS",
"Error writing FITS file %s: %s" % (filename, str(err)))
return
changed = False
sources = self.model.sources
# remove sources from model if asked to
if self.wdel.isChecked():
sources = [
src for src in sources
if not (src.selected and src.typecode == 'pnt')
]
changed = True
# add image to model if asked to
if self.wadd.isChecked():
hdr = input_hdu.header
# get image parameters
max_flux = float(input_hdu.data.max())
wcs = WCS(hdr, mode='pyfits')
# Get reference pixel coordinates
# wcs.getCentreWCSCoords() doesn't work, as that gives us the middle of the image
# So scan the header to get the CRPIX values
ra0 = dec0 = 1
for iaxis in range(hdr['NAXIS']):
axs = str(iaxis + 1)
name = hdr.get('CTYPE' + axs, axs).upper()
if name.startswith("RA"):
ra0 = hdr.get('CRPIX' + axs, 1) - 1
elif name.startswith("DEC"):
dec0 = hdr.get('CRPIX' + axs, 1) - 1
# convert pixel to degrees
ra0, dec0 = wcs.pix2wcs(ra0, dec0)
ra0 *= DEG
dec0 *= DEG
sx, sy = wcs.getHalfSizeDeg()
sx *= DEG
sy *= DEG
nx, ny = input_hdu.data.shape[-1:-3:-1]
# check if this image is already contained in the model
for src in sources:
if isinstance(getattr(src, 'shape', None),
ModelClasses.FITSImage) and os.path.samefile(
src.shape.filename, filename):
# update source parameters
src.pos.ra, src.pos.dec = ra0, dec0
src.flux.I = max_flux
src.shape.ex, src.shape.ey = sx, sy
src.shape.nx, src.shape.ny = nx, ny
src.shape.pad = pad
break
# not contained, make new source object
else:
pos = ModelClasses.Position(ra0, dec0)
flux = ModelClasses.Flux(max_flux)
shape = ModelClasses.FITSImage(sx,
sy,
0,
os.path.basename(filename),
nx,
ny,
pad=pad)
img_src = SkyModel.Source(os.path.splitext(
os.path.basename(filename))[0],
pos,
flux,
shape=shape)
sources.append(img_src)
changed = True
if changed:
self.model.setSources(sources)
self.model.emitUpdate(SkyModel.SkyModel.UpdateAll, origin=self)
self.parent().showMessage("Wrote %d sources to FITS file %s" %
(len(sources), filename))
busy = None
return QDialog.accept(self)
class Report(QDialog): # {{{
def __init__(self, parent):
QDialog.__init__(self, parent)
self.gui = parent
self.setAttribute(Qt.WA_DeleteOnClose, False)
self.setWindowIcon(QIcon(I('polish.png')))
self.reports = []
self.l = l = QGridLayout()
self.setLayout(l)
self.view = v = QTextEdit(self)
v.setReadOnly(True)
l.addWidget(self.view, 0, 0, 1, 2)
self.backup_msg = la = QLabel('')
l.addWidget(la, 1, 0, 1, 2)
la.setVisible(False)
la.setWordWrap(True)
self.ign_msg = _('Ignore remaining %d reports')
self.ign = QCheckBox(self.ign_msg, self)
l.addWidget(self.ign, 2, 0)
bb = self.bb = QDialogButtonBox(QDialogButtonBox.Close)
bb.accepted.connect(self.accept)
bb.rejected.connect(self.reject)
b = self.log_button = bb.addButton(_('View full &log'), bb.ActionRole)
b.clicked.connect(self.view_log)
bb.button(bb.Close).setDefault(True)
l.addWidget(bb, 2, 1)
self.finished.connect(self.show_next, type=Qt.QueuedConnection)
self.resize(QSize(800, 600))
def setup_ign(self):
self.ign.setText(self.ign_msg%len(self.reports))
self.ign.setVisible(bool(self.reports))
self.ign.setChecked(False)
def __call__(self, *args):
self.reports.append(args)
self.setup_ign()
if not self.isVisible():
self.show_next()
def show_report(self, book_title, book_id, fmts, job, report):
from calibre.ebooks.markdown.markdown import markdown
self.current_log = job.details
self.setWindowTitle(_('Polishing of %s')%book_title)
self.view.setText(markdown('# %s\n\n'%book_title + report,
output_format='html4'))
self.bb.button(self.bb.Close).setFocus(Qt.OtherFocusReason)
self.backup_msg.setVisible(bool(fmts))
if fmts:
m = ngettext('The original file has been saved as %s.',
'The original files have been saved as %s.', len(fmts))%(
_(' and ').join('ORIGINAL_'+f for f in fmts)
)
self.backup_msg.setText(m + ' ' + _(
'If you polish again, the polishing will run on the originals.')%(
))
def view_log(self):
self.view.setPlainText(self.current_log)
self.view.verticalScrollBar().setValue(0)
def show_next(self, *args):
if not self.reports:
return
if not self.isVisible():
self.show()
self.show_report(*self.reports.pop(0))
self.setup_ign()
def accept(self):
if self.ign.isChecked():
self.reports = []
if self.reports:
self.show_next()
return
super(Report, self).accept()
def reject(self):
if self.ign.isChecked():
self.reports = []
if self.reports:
self.show_next()
return
super(Report, self).reject()
class BulkSeries(BulkBase):
def setup_ui(self, parent):
self.make_widgets(parent, EditWithComplete)
values = self.all_values = list(self.db.all_custom(num=self.col_id))
values.sort(key=sort_key)
self.main_widget.setSizeAdjustPolicy(self.main_widget.AdjustToMinimumContentsLengthWithIcon)
self.main_widget.setMinimumContentsLength(25)
self.widgets.append(QLabel('', parent))
w = QWidget(parent)
layout = QHBoxLayout(w)
layout.setContentsMargins(0, 0, 0, 0)
self.remove_series = QCheckBox(parent)
self.remove_series.setText(_('Remove series'))
layout.addWidget(self.remove_series)
self.idx_widget = QCheckBox(parent)
self.idx_widget.setText(_('Automatically number books'))
layout.addWidget(self.idx_widget)
self.force_number = QCheckBox(parent)
self.force_number.setText(_('Force numbers to start with '))
layout.addWidget(self.force_number)
self.series_start_number = QSpinBox(parent)
self.series_start_number.setMinimum(1)
self.series_start_number.setMaximum(9999999)
self.series_start_number.setProperty("value", 1)
layout.addWidget(self.series_start_number)
layout.addItem(QSpacerItem(20, 10, QSizePolicy.Expanding, QSizePolicy.Minimum))
self.widgets.append(w)
self.idx_widget.stateChanged.connect(self.check_changed_checkbox)
self.force_number.stateChanged.connect(self.check_changed_checkbox)
self.series_start_number.valueChanged.connect(self.check_changed_checkbox)
self.remove_series.stateChanged.connect(self.check_changed_checkbox)
self.ignore_change_signals = False
def check_changed_checkbox(self):
self.a_c_checkbox.setChecked(True)
def initialize(self, book_id):
self.idx_widget.setChecked(False)
self.main_widget.set_separator(None)
self.main_widget.update_items_cache(self.all_values)
self.main_widget.setEditText('')
self.a_c_checkbox.setChecked(False)
def getter(self):
n = unicode(self.main_widget.currentText()).strip()
i = self.idx_widget.checkState()
f = self.force_number.checkState()
s = self.series_start_number.value()
r = self.remove_series.checkState()
return n, i, f, s, r
def commit(self, book_ids, notify=False):
if not self.a_c_checkbox.isChecked():
return
val, update_indices, force_start, at_value, clear = self.gui_val
val = None if clear else self.normalize_ui_val(val)
if clear or val != '':
extras = []
for book_id in book_ids:
if clear:
extras.append(None)
continue
if update_indices:
if force_start:
s_index = at_value
at_value += 1
elif tweaks['series_index_auto_increment'] != 'const':
s_index = self.db.get_next_cc_series_num_for(val, num=self.col_id)
else:
s_index = 1.0
else:
s_index = self.db.get_custom_extra(book_id, num=self.col_id,
index_is_id=True)
extras.append(s_index)
self.db.set_custom_bulk(book_ids, val, extras=extras,
num=self.col_id, notify=notify)
class ProceedQuestion(QDialog):
ask_question = pyqtSignal(object, object, object)
def __init__(self, parent):
QDialog.__init__(self, parent)
self.setAttribute(Qt.WA_DeleteOnClose, False)
self.setWindowIcon(QIcon(I('dialog_question.png')))
self.questions = []
self._l = l = QGridLayout(self)
self.setLayout(l)
self.icon_label = ic = QLabel(self)
ic.setPixmap(QPixmap(I('dialog_question.png')))
self.msg_label = msg = QLabel('some random filler text')
msg.setWordWrap(True)
ic.setMaximumWidth(110)
ic.setMaximumHeight(100)
ic.setScaledContents(True)
ic.setStyleSheet('QLabel { margin-right: 10px }')
self.bb = QDialogButtonBox()
self.bb.accepted.connect(self.accept)
self.bb.rejected.connect(self.reject)
self.log_button = self.bb.addButton(_('View log'), self.bb.ActionRole)
self.log_button.setIcon(QIcon(I('debug.png')))
self.log_button.clicked.connect(self.show_log)
self.copy_button = self.bb.addButton(_('&Copy to clipboard'),
self.bb.ActionRole)
self.copy_button.clicked.connect(self.copy_to_clipboard)
self.action_button = self.bb.addButton('', self.bb.ActionRole)
self.action_button.clicked.connect(self.action_clicked)
self.show_det_msg = _('Show &details')
self.hide_det_msg = _('Hide &details')
self.det_msg_toggle = self.bb.addButton(self.show_det_msg, self.bb.ActionRole)
self.det_msg_toggle.clicked.connect(self.toggle_det_msg)
self.det_msg_toggle.setToolTip(
_('Show detailed information about this error'))
self.det_msg = QPlainTextEdit(self)
self.det_msg.setReadOnly(True)
self.bb.setStandardButtons(self.bb.Yes|self.bb.No)
self.bb.button(self.bb.Yes).setDefault(True)
self.checkbox = QCheckBox('', self)
l.addWidget(ic, 0, 0, 1, 1)
l.addWidget(msg, 0, 1, 1, 1)
l.addWidget(self.checkbox, 1, 0, 1, 2)
l.addWidget(self.det_msg, 2, 0, 1, 2)
l.addWidget(self.bb, 3, 0, 1, 2)
self.ask_question.connect(self.do_ask_question,
type=Qt.QueuedConnection)
def copy_to_clipboard(self, *args):
QApplication.clipboard().setText(
'calibre, version %s\n%s: %s\n\n%s' %
(__version__, unicode(self.windowTitle()),
unicode(self.msg_label.text()),
unicode(self.det_msg.toPlainText())))
self.copy_button.setText(_('Copied'))
def action_clicked(self):
if self.questions:
q = self.questions[0]
self.questions[0] = q._replace(callback=q.action_callback)
self.accept()
def accept(self):
if self.questions:
payload, callback, cancel_callback = self.questions[0][:3]
self.questions = self.questions[1:]
cb = None
if self.checkbox.isVisible():
cb = bool(self.checkbox.isChecked())
self.ask_question.emit(callback, payload, cb)
self.hide()
def reject(self):
if self.questions:
payload, callback, cancel_callback = self.questions[0][:3]
self.questions = self.questions[1:]
cb = None
if self.checkbox.isVisible():
cb = bool(self.checkbox.isChecked())
self.ask_question.emit(cancel_callback, payload, cb)
self.hide()
def do_ask_question(self, callback, payload, checkbox_checked):
if callable(callback):
args = [payload]
if checkbox_checked is not None:
args.append(checkbox_checked)
callback(*args)
self.show_question()
def toggle_det_msg(self, *args):
vis = unicode(self.det_msg_toggle.text()) == self.hide_det_msg
self.det_msg_toggle.setText(self.show_det_msg if vis else
self.hide_det_msg)
self.det_msg.setVisible(not vis)
self.do_resize()
def do_resize(self):
sz = self.sizeHint() + QSize(100, 0)
sz.setWidth(min(500, sz.width()))
sz.setHeight(min(500, sz.height()))
self.resize(sz)
def show_question(self):
if self.isVisible():
return
if self.questions:
question = self.questions[0]
self.msg_label.setText(question.msg)
self.setWindowTitle(question.title)
self.log_button.setVisible(bool(question.html_log))
self.copy_button.setVisible(bool(question.show_copy_button))
self.action_button.setVisible(question.action_callback is not None)
if question.action_callback is not None:
self.action_button.setText(question.action_label or '')
self.action_button.setIcon(
QIcon() if question.action_icon is None else question.action_icon)
self.det_msg.setPlainText(question.det_msg or '')
self.det_msg.setVisible(False)
self.det_msg_toggle.setVisible(bool(question.det_msg))
self.det_msg_toggle.setText(self.show_det_msg)
self.checkbox.setVisible(question.checkbox_msg is not None)
if question.checkbox_msg is not None:
self.checkbox.setText(question.checkbox_msg)
self.checkbox.setChecked(question.checkbox_checked)
self.do_resize()
self.show()
self.bb.button(self.bb.Yes).setDefault(True)
self.bb.button(self.bb.Yes).setFocus(Qt.OtherFocusReason)
def __call__(self, callback, payload, html_log, log_viewer_title, title,
msg, det_msg='', show_copy_button=False, cancel_callback=None,
log_is_file=False, checkbox_msg=None, checkbox_checked=False,
action_callback=None, action_label=None, action_icon=None):
'''
A non modal popup that notifies the user that a background task has
been completed. This class guarantees that only a single popup is
visible at any one time. Other requests are queued and displayed after
the user dismisses the current popup.
:param callback: A callable that is called with payload if the user
asks to proceed. Note that this is always called in the GUI thread.
:param cancel_callback: A callable that is called with the payload if
the users asks not to proceed.
:param payload: Arbitrary object, passed to callback
:param html_log: An HTML or plain text log
:param log_viewer_title: The title for the log viewer window
:param title: The title for this popup
:param msg: The msg to display
:param det_msg: Detailed message
:param log_is_file: If True the html_log parameter is interpreted as
the path to a file on disk containing the log
encoded with utf-8
:param checkbox_msg: If not None, a checkbox is displayed in the
dialog, showing this message. The callback is
called with both the payload and the state of the
checkbox as arguments.
:param checkbox_checked: If True the checkbox is checked by default.
:param action_callback: If not None, an extra button is added, which
when clicked will cause action_callback to be called
instead of callback. action_callback is called in
exactly the same way as callback.
:param action_label: The text on the action button
:param action_icon: The icon for the action button, must be a QIcon object or None
'''
question = Question(
payload, callback, cancel_callback, title, msg, html_log,
log_viewer_title, log_is_file, det_msg, show_copy_button,
checkbox_msg, checkbox_checked, action_callback, action_label,
action_icon)
self.questions.append(question)
self.show_question()
def show_log(self):
if self.questions:
q = self.questions[0]
log = q.html_log
if q.log_is_file:
with open(log, 'rb') as f:
log = f.read().decode('utf-8')
self.log_viewer = ViewLog(q.log_viewer_title, log,
parent=self)
class MakeBrickDialog(QDialog):
def __init__(self, parent, modal=True, flags=Qt.WindowFlags()):
QDialog.__init__(self, parent, flags)
self.setModal(modal)
self.setWindowTitle("Convert sources to FITS brick")
lo = QVBoxLayout(self)
lo.setMargin(10)
lo.setSpacing(5)
# file selector
self.wfile = FileSelector(self, label="FITS filename:", dialog_label="Output FITS file", default_suffix="fits",
file_types="FITS files (*.fits *.FITS)", file_mode=QFileDialog.ExistingFile)
lo.addWidget(self.wfile)
# reference frequency
lo1 = QHBoxLayout()
lo.addLayout(lo1)
lo1.setContentsMargins(0, 0, 0, 0)
label = QLabel("Frequency, MHz:", self)
lo1.addWidget(label)
tip = """<P>If your sky model contains spectral information (such as spectral indices), then a brick may be generated
for a specific frequency. If a frequency is not specified here, the reference frequency of the model sources will be assumed.</P>"""
self.wfreq = QLineEdit(self)
self.wfreq.setValidator(QDoubleValidator(self))
label.setToolTip(tip)
self.wfreq.setToolTip(tip)
lo1.addWidget(self.wfreq)
# beam gain
lo1 = QHBoxLayout()
lo.addLayout(lo1)
lo1.setContentsMargins(0, 0, 0, 0)
self.wpb_apply = QCheckBox("Apply primary beam expression:", self)
self.wpb_apply.setChecked(True)
lo1.addWidget(self.wpb_apply)
tip = """<P>If this option is specified, a primary power beam gain will be applied to the sources before inserting
them into the brick. This can be any valid Python expression making use of the variables 'r' (corresponding
to distance from field centre, in radians) and 'fq' (corresponding to frequency.)</P>"""
self.wpb_exp = QLineEdit(self)
self.wpb_apply.setToolTip(tip)
self.wpb_exp.setToolTip(tip)
lo1.addWidget(self.wpb_exp)
# overwrite or add mode
lo1 = QHBoxLayout()
lo.addLayout(lo1)
lo1.setContentsMargins(0, 0, 0, 0)
self.woverwrite = QRadioButton("overwrite image", self)
self.woverwrite.setChecked(True)
lo1.addWidget(self.woverwrite)
self.waddinto = QRadioButton("add into image", self)
lo1.addWidget(self.waddinto)
# add to model
self.wadd = QCheckBox("Add resulting brick to sky model as a FITS image component", self)
lo.addWidget(self.wadd)
lo1 = QHBoxLayout()
lo.addLayout(lo1)
lo1.setContentsMargins(0, 0, 0, 0)
self.wpad = QLineEdit(self)
self.wpad.setValidator(QDoubleValidator(self))
self.wpad.setText("1.1")
lab = QLabel("...with padding factor:", self)
lab.setToolTip("""<P>The padding factor determines the amount of null padding inserted around the image during
the prediction stage. Padding alleviates the effects of tapering and detapering in the uv-brick, which can show
up towards the edges of the image. For a factor of N, the image will be padded out to N times its original size.
This increases memory use, so if you have no flux at the edges of the image anyway, then a pad factor of 1 is
perfectly fine.</P>""")
self.wpad.setToolTip(lab.toolTip())
QObject.connect(self.wadd, SIGNAL("toggled(bool)"), self.wpad.setEnabled)
QObject.connect(self.wadd, SIGNAL("toggled(bool)"), lab.setEnabled)
self.wpad.setEnabled(False)
lab.setEnabled(False)
lo1.addStretch(1)
lo1.addWidget(lab, 0)
lo1.addWidget(self.wpad, 1)
self.wdel = QCheckBox("Remove from the sky model sources that go into the brick", self)
lo.addWidget(self.wdel)
# OK/cancel buttons
lo.addSpacing(10)
lo2 = QHBoxLayout()
lo.addLayout(lo2)
lo2.setContentsMargins(0, 0, 0, 0)
lo2.setMargin(5)
self.wokbtn = QPushButton("OK", self)
self.wokbtn.setMinimumWidth(128)
QObject.connect(self.wokbtn, SIGNAL("clicked()"), self.accept)
self.wokbtn.setEnabled(False)
cancelbtn = QPushButton("Cancel", self)
cancelbtn.setMinimumWidth(128)
QObject.connect(cancelbtn, SIGNAL("clicked()"), self.reject)
lo2.addWidget(self.wokbtn)
lo2.addStretch(1)
lo2.addWidget(cancelbtn)
self.setMinimumWidth(384)
# signals
QObject.connect(self.wfile, SIGNAL("filenameSelected"), self._fileSelected)
# internal state
self.qerrmsg = QErrorMessage(self)
def setModel(self, model):
self.model = model
pb = self.model.primaryBeam()
if pb:
self.wpb_exp.setText(pb)
else:
self.wpb_apply.setChecked(False)
self.wpb_exp.setText("")
if model.filename():
self._model_dir = os.path.dirname(os.path.abspath(model.filename()))
else:
self._model_dir = os.path.abspath('.')
self.wfile.setDirectory(self._model_dir)
self._fileSelected(self.wfile.filename(), quiet=True)
def _fileSelected(self, filename, quiet=False):
self.wokbtn.setEnabled(False)
if not filename:
return None
# check that filename matches model
if not os.path.samefile(self._model_dir, os.path.dirname(filename)):
self.wfile.setFilename('')
if not quiet:
QMessageBox.warning(self, "Directory mismatch", """<P>The FITS file must reside in the same directory
as the current sky model.</P>""")
self.wfile.setDirectory(self._model_dir)
return None
# read fits file
busy = BusyIndicator()
try:
input_hdu = pyfits.open(filename)[0]
hdr = input_hdu.header
# get frequency, if specified
for axis in range(1, hdr['NAXIS'] + 1):
if hdr['CTYPE%d' % axis].upper() == 'FREQ':
self.wfreq.setText(str(hdr['CRVAL%d' % axis] / 1e+6))
break
except Exception as err:
busy = None
self.wfile.setFilename('')
if not quiet:
QMessageBox.warning(self, "Error reading FITS",
"Error reading FITS file %s: %s" % (filename, str(err)))
return None
self.wokbtn.setEnabled(True)
# if filename is not in model already, enable the "add to model" control
for src in self.model.sources:
if isinstance(getattr(src, 'shape', None), ModelClasses.FITSImage) \
and os.path.exists(src.shape.filename) and os.path.exists(filename) \
and os.path.samefile(src.shape.filename, filename):
self.wadd.setChecked(True)
self.wadd.setEnabled(False)
self.wadd.setText("image already in sky model")
break
else:
self.wadd.setText("add image to sky model")
return filename
def accept(self):
"""Tries to make a brick, and closes the dialog if successful."""
sources = [src for src in self.model.sources if src.selected and src.typecode == 'pnt']
filename = self.wfile.filename()
if not self._fileSelected(filename):
return
# get PB expression
pbfunc = None
if self.wpb_apply.isChecked():
pbexp = str(self.wpb_exp.text())
try:
pbfunc = eval("lambda r,fq:" + pbexp)
except Exception as err:
QMessageBox.warning(self, "Error parsing PB experssion",
"Error parsing primary beam expression %s: %s" % (pbexp, str(err)))
return
# get frequency
freq = str(self.wfreq.text())
freq = float(freq) * 1e+6 if freq else None
# get pad factor
pad = str(self.wpad.text())
pad = max(float(pad), 1) if pad else 1
# read fits file
busy = BusyIndicator()
try:
input_hdu = pyfits.open(filename)[0]
except Exception as err:
busy = None
QMessageBox.warning(self, "Error reading FITS", "Error reading FITS file %s: %s" % (filename, str(err)))
return
# reset data if asked to
if self.woverwrite.isChecked():
input_hdu.data[...] = 0
# insert sources
Imaging.restoreSources(input_hdu, sources, 0, primary_beam=pbfunc, freq=freq)
# save fits file
try:
# pyfits seems to produce an exception:
# TypeError: formatwarning() takes exactly 4 arguments (5 given)
# when attempting to overwrite a file. As a workaround, remove the file first.
if os.path.exists(filename):
os.remove(filename)
input_hdu.writeto(filename)
except Exception as err:
traceback.print_exc()
busy = None
QMessageBox.warning(self, "Error writing FITS", "Error writing FITS file %s: %s" % (filename, str(err)))
return
changed = False
sources = self.model.sources
# remove sources from model if asked to
if self.wdel.isChecked():
sources = [src for src in sources if not (src.selected and src.typecode == 'pnt')]
changed = True
# add image to model if asked to
if self.wadd.isChecked():
hdr = input_hdu.header
# get image parameters
max_flux = float(input_hdu.data.max())
wcs = WCS(hdr, mode='pyfits')
# Get reference pixel coordinates
# wcs.getCentreWCSCoords() doesn't work, as that gives us the middle of the image
# So scan the header to get the CRPIX values
ra0 = dec0 = 1
for iaxis in range(hdr['NAXIS']):
axs = str(iaxis + 1)
name = hdr.get('CTYPE' + axs, axs).upper()
if name.startswith("RA"):
ra0 = hdr.get('CRPIX' + axs, 1) - 1
elif name.startswith("DEC"):
dec0 = hdr.get('CRPIX' + axs, 1) - 1
# convert pixel to degrees
ra0, dec0 = wcs.pix2wcs(ra0, dec0)
ra0 *= DEG
dec0 *= DEG
sx, sy = wcs.getHalfSizeDeg()
sx *= DEG
sy *= DEG
nx, ny = input_hdu.data.shape[-1:-3:-1]
# check if this image is already contained in the model
for src in sources:
if isinstance(getattr(src, 'shape', None), ModelClasses.FITSImage) and os.path.samefile(
src.shape.filename, filename):
# update source parameters
src.pos.ra, src.pos.dec = ra0, dec0
src.flux.I = max_flux
src.shape.ex, src.shape.ey = sx, sy
src.shape.nx, src.shape.ny = nx, ny
src.shape.pad = pad
break
# not contained, make new source object
else:
pos = ModelClasses.Position(ra0, dec0)
flux = ModelClasses.Flux(max_flux)
shape = ModelClasses.FITSImage(sx, sy, 0, os.path.basename(filename), nx, ny, pad=pad)
img_src = SkyModel.Source(os.path.splitext(os.path.basename(filename))[0], pos, flux, shape=shape)
sources.append(img_src)
changed = True
if changed:
self.model.setSources(sources)
self.model.emitUpdate(SkyModel.SkyModel.UpdateAll, origin=self)
self.parent().showMessage("Wrote %d sources to FITS file %s" % (len(sources), filename))
busy = None
return QDialog.accept(self)
class Report(QDialog): # {{{
def __init__(self, parent):
QDialog.__init__(self, parent)
self.gui = parent
self.setAttribute(Qt.WA_DeleteOnClose, False)
self.setWindowIcon(QIcon(I('polish.png')))
self.reports = []
self.l = l = QGridLayout()
self.setLayout(l)
self.view = v = QTextEdit(self)
v.setReadOnly(True)
l.addWidget(self.view, 0, 0, 1, 2)
self.backup_msg = la = QLabel('')
l.addWidget(la, 1, 0, 1, 2)
la.setVisible(False)
la.setWordWrap(True)
self.ign_msg = _('Ignore remaining %d reports')
self.ign = QCheckBox(self.ign_msg, self)
l.addWidget(self.ign, 2, 0)
bb = self.bb = QDialogButtonBox(QDialogButtonBox.Close)
bb.accepted.connect(self.accept)
bb.rejected.connect(self.reject)
b = self.log_button = bb.addButton(_('View full &log'), bb.ActionRole)
b.clicked.connect(self.view_log)
bb.button(bb.Close).setDefault(True)
l.addWidget(bb, 2, 1)
self.finished.connect(self.show_next, type=Qt.QueuedConnection)
self.resize(QSize(800, 600))
def setup_ign(self):
self.ign.setText(self.ign_msg%len(self.reports))
self.ign.setVisible(bool(self.reports))
self.ign.setChecked(False)
def __call__(self, *args):
self.reports.append(args)
self.setup_ign()
if not self.isVisible():
self.show_next()
def show_report(self, book_title, book_id, fmts, job, report):
from calibre.ebooks.markdown import markdown
self.current_log = job.details
self.setWindowTitle(_('Polishing of %s')%book_title)
self.view.setText(markdown('# %s\n\n'%book_title + report,
output_format='html4'))
self.bb.button(self.bb.Close).setFocus(Qt.OtherFocusReason)
self.backup_msg.setVisible(bool(fmts))
if fmts:
m = ngettext('The original file has been saved as %s.',
'The original files have been saved as %s.', len(fmts))%(
_(' and ').join('ORIGINAL_'+f for f in fmts)
)
self.backup_msg.setText(m + ' ' + _(
'If you polish again, the polishing will run on the originals.')%(
))
def view_log(self):
self.view.setPlainText(self.current_log)
self.view.verticalScrollBar().setValue(0)
def show_next(self, *args):
if not self.reports:
return
if not self.isVisible():
self.show()
self.show_report(*self.reports.pop(0))
self.setup_ign()
def accept(self):
if self.ign.isChecked():
self.reports = []
if self.reports:
self.show_next()
return
super(Report, self).accept()
def reject(self):
if self.ign.isChecked():
self.reports = []
if self.reports:
self.show_next()
return
super(Report, self).reject()
class JobError(QDialog): # {{{
WIDTH = 600
do_pop = pyqtSignal()
def __init__(self, parent):
QDialog.__init__(self, parent)
self.setAttribute(Qt.WA_DeleteOnClose, False)
self.queue = []
self.do_pop.connect(self.pop, type=Qt.QueuedConnection)
self._layout = l = QGridLayout()
self.setLayout(l)
self.icon = QIcon(I('dialog_error.png'))
self.setWindowIcon(self.icon)
self.icon_label = QLabel()
self.icon_label.setPixmap(self.icon.pixmap(68, 68))
self.icon_label.setMaximumSize(QSize(68, 68))
self.msg_label = QLabel('<p> ')
self.msg_label.setStyleSheet('QLabel { margin-top: 1ex; }')
self.msg_label.setWordWrap(True)
self.msg_label.setTextFormat(Qt.RichText)
self.det_msg = QPlainTextEdit(self)
self.det_msg.setVisible(False)
self.bb = QDialogButtonBox(QDialogButtonBox.Close, parent=self)
self.bb.accepted.connect(self.accept)
self.bb.rejected.connect(self.reject)
self.ctc_button = self.bb.addButton(_('&Copy to clipboard'),
self.bb.ActionRole)
self.ctc_button.clicked.connect(self.copy_to_clipboard)
self.show_det_msg = _('Show &details')
self.hide_det_msg = _('Hide &details')
self.det_msg_toggle = self.bb.addButton(self.show_det_msg, self.bb.ActionRole)
self.det_msg_toggle.clicked.connect(self.toggle_det_msg)
self.det_msg_toggle.setToolTip(
_('Show detailed information about this error'))
self.suppress = QCheckBox(self)
l.addWidget(self.icon_label, 0, 0, 1, 1)
l.addWidget(self.msg_label, 0, 1, 1, 1)
l.addWidget(self.det_msg, 1, 0, 1, 2)
l.addWidget(self.suppress, 2, 0, 1, 2, Qt.AlignLeft|Qt.AlignBottom)
l.addWidget(self.bb, 3, 0, 1, 2, Qt.AlignRight|Qt.AlignBottom)
l.setColumnStretch(1, 100)
self.setModal(False)
self.suppress.setVisible(False)
self.do_resize()
def update_suppress_state(self):
self.suppress.setText(_(
'Hide the remaining %d error messages'%len(self.queue)))
self.suppress.setVisible(len(self.queue) > 3)
self.do_resize()
def copy_to_clipboard(self, *args):
d = QTextDocument()
d.setHtml(self.msg_label.text())
QApplication.clipboard().setText(
u'calibre, version %s (%s, isfrozen: %s)\n%s: %s\n\n%s' %
(__version__, sys.platform, isfrozen,
unicode(self.windowTitle()), unicode(d.toPlainText()),
unicode(self.det_msg.toPlainText())))
if hasattr(self, 'ctc_button'):
self.ctc_button.setText(_('Copied'))
def toggle_det_msg(self, *args):
vis = unicode(self.det_msg_toggle.text()) == self.hide_det_msg
self.det_msg_toggle.setText(self.show_det_msg if vis else
self.hide_det_msg)
self.det_msg.setVisible(not vis)
self.do_resize()
def do_resize(self):
h = self.sizeHint().height()
self.setMinimumHeight(0) # Needed as this gets set if det_msg is shown
# Needed otherwise re-showing the box after showing det_msg causes the box
# to not reduce in height
self.setMaximumHeight(h)
self.resize(QSize(self.WIDTH, h))
def showEvent(self, ev):
ret = QDialog.showEvent(self, ev)
self.bb.button(self.bb.Close).setFocus(Qt.OtherFocusReason)
return ret
def show_error(self, title, msg, det_msg=u''):
self.queue.append((title, msg, det_msg))
self.update_suppress_state()
self.pop()
def pop(self):
if not self.queue or self.isVisible():
return
title, msg, det_msg = self.queue.pop(0)
self.setWindowTitle(title)
self.msg_label.setText(msg)
self.det_msg.setPlainText(det_msg)
self.det_msg.setVisible(False)
self.det_msg_toggle.setText(self.show_det_msg)
self.det_msg_toggle.setVisible(True)
self.suppress.setChecked(False)
self.update_suppress_state()
if not det_msg:
self.det_msg_toggle.setVisible(False)
self.do_resize()
self.show()
def done(self, r):
if self.suppress.isChecked():
self.queue = []
QDialog.done(self, r)
self.do_pop.emit()
class JobError(QDialog): # {{{
WIDTH = 600
do_pop = pyqtSignal()
def __init__(self, parent):
QDialog.__init__(self, parent)
self.setAttribute(Qt.WA_DeleteOnClose, False)
self.queue = []
self.do_pop.connect(self.pop, type=Qt.QueuedConnection)
self._layout = l = QGridLayout()
self.setLayout(l)
self.icon = QIcon(I('dialog_error.png'))
self.setWindowIcon(self.icon)
self.icon_label = QLabel()
self.icon_label.setPixmap(self.icon.pixmap(68, 68))
self.icon_label.setMaximumSize(QSize(68, 68))
self.msg_label = QLabel('<p> ')
self.msg_label.setStyleSheet('QLabel { margin-top: 1ex; }')
self.msg_label.setWordWrap(True)
self.msg_label.setTextFormat(Qt.RichText)
self.det_msg = QPlainTextEdit(self)
self.det_msg.setVisible(False)
self.bb = QDialogButtonBox(QDialogButtonBox.Close, parent=self)
self.bb.accepted.connect(self.accept)
self.bb.rejected.connect(self.reject)
self.ctc_button = self.bb.addButton(_('&Copy to clipboard'),
self.bb.ActionRole)
self.ctc_button.clicked.connect(self.copy_to_clipboard)
self.show_det_msg = _('Show &details')
self.hide_det_msg = _('Hide &details')
self.det_msg_toggle = self.bb.addButton(self.show_det_msg,
self.bb.ActionRole)
self.det_msg_toggle.clicked.connect(self.toggle_det_msg)
self.det_msg_toggle.setToolTip(
_('Show detailed information about this error'))
self.suppress = QCheckBox(self)
l.addWidget(self.icon_label, 0, 0, 1, 1)
l.addWidget(self.msg_label, 0, 1, 1, 1)
l.addWidget(self.det_msg, 1, 0, 1, 2)
l.addWidget(self.suppress, 2, 0, 1, 2, Qt.AlignLeft | Qt.AlignBottom)
l.addWidget(self.bb, 3, 0, 1, 2, Qt.AlignRight | Qt.AlignBottom)
l.setColumnStretch(1, 100)
self.setModal(False)
self.suppress.setVisible(False)
self.do_resize()
def update_suppress_state(self):
self.suppress.setText(
_('Hide the remaining %d error messages' % len(self.queue)))
self.suppress.setVisible(len(self.queue) > 3)
self.do_resize()
def copy_to_clipboard(self, *args):
d = QTextDocument()
d.setHtml(self.msg_label.text())
QApplication.clipboard().setText(
u'calibre, version %s (%s, isfrozen: %s)\n%s: %s\n\n%s' %
(__version__, sys.platform, isfrozen, unicode(self.windowTitle()),
unicode(d.toPlainText()), unicode(self.det_msg.toPlainText())))
if hasattr(self, 'ctc_button'):
self.ctc_button.setText(_('Copied'))
def toggle_det_msg(self, *args):
vis = unicode(self.det_msg_toggle.text()) == self.hide_det_msg
self.det_msg_toggle.setText(
self.show_det_msg if vis else self.hide_det_msg)
self.det_msg.setVisible(not vis)
self.do_resize()
def do_resize(self):
h = self.sizeHint().height()
self.setMinimumHeight(0) # Needed as this gets set if det_msg is shown
# Needed otherwise re-showing the box after showing det_msg causes the box
# to not reduce in height
self.setMaximumHeight(h)
self.resize(QSize(self.WIDTH, h))
def showEvent(self, ev):
ret = QDialog.showEvent(self, ev)
self.bb.button(self.bb.Close).setFocus(Qt.OtherFocusReason)
return ret
def show_error(self, title, msg, det_msg=u''):
self.queue.append((title, msg, det_msg))
self.update_suppress_state()
self.pop()
def pop(self):
if not self.queue or self.isVisible(): return
title, msg, det_msg = self.queue.pop(0)
self.setWindowTitle(title)
self.msg_label.setText(msg)
self.det_msg.setPlainText(det_msg)
self.det_msg.setVisible(False)
self.det_msg_toggle.setText(self.show_det_msg)
self.det_msg_toggle.setVisible(True)
self.suppress.setChecked(False)
self.update_suppress_state()
if not det_msg:
self.det_msg_toggle.setVisible(False)
self.do_resize()
self.show()
def done(self, r):
if self.suppress.isChecked():
self.queue = []
QDialog.done(self, r)
self.do_pop.emit()
