def writeDocumentToFile(self, filename=None):
helixOrderList = self.win.pathroot.getSelectedPartOrderedVHList()
if helixOrderList == None: # Do not attempt to save an empty design
print("Cannot save empty document.")
return False
if filename == None:
assert (not self._hasNoAssociatedFile)
filename = self.filename()
try:
if util.isWindows() and isinstance(filename, (list, tuple)):
filename = filename[0]
with open(filename, 'w') as f:
encode(self._document, helixOrderList, f)
except IOError:
flags = Qt.Dialog | Qt.MSWindowsFixedSizeDialogHint | Qt.WindowType.Sheet
errorbox = QMessageBox(QMessageBox.Critical, "cadnano",
"Could not write to '%s'." % filename,
QMessageBox.Ok, self.win, flags)
errorbox.setWindowModality(Qt.WindowModality.WindowModal)
errorbox.open()
return False
self.undoStack().setClean()
self.setFilename(filename)
return True
def actionCloseSlot(self):
"""This will trigger a Window closeEvent."""
if util.isWindows():
#print "close win"
if self.win is not None:
self.win.close()
if not app().isInMaya():
#print "exit app"
import sys
sys.exit(1)
def initAppWithGui(appArgs=sys.argv):
util.qtFrameworkList = ['PyQt', 'PySide']
from .cadnanoqt import CadnanoQt
global sharedApp
sharedApp = CadnanoQt(appArgs)
sharedApp.finishInit()
if util.isWindows():
pass
# import ctypes
# myappid = 'harvard.cadnano.cadnano2.2' # arbitrary string
# ctypes.windll.shell32.SetCurrentProcessExplicitAppUserModelID(myappid)
return sharedApp
def actionExportStaplesSlot(self):
"""
Triggered by clicking Export Staples button. Opens a file dialog to
determine where the staples should be saved. The callback is
exportStaplesCallback which collects the staple sequences and exports
the file.
"""
# Validate that no staple oligos are loops.
part = self.activePart()
stapLoopOlgs = part.getStapleLoopOligos()
if stapLoopOlgs:
from ui.dialogs.ui_warning import Ui_Warning
dialog = QDialog()
dialogWarning = Ui_Warning() # reusing this dialog, should rename
dialog.setStyleSheet(
"QDialog { background-image: url(ui/dialogs/images/cadnano2-about.png); background-repeat: none; }"
)
dialogWarning.setupUi(dialog)
locs = ", ".join([o.locString() for o in stapLoopOlgs])
msg = "Part contains staple loop(s) at %s.\n\nUse the break tool to introduce 5' & 3' ends before exporting. Loops have been colored red; use undo to revert." % locs
dialogWarning.title.setText("Staple validation failed")
dialogWarning.message.setText(msg)
for o in stapLoopOlgs:
o.applyColor(styles.stapColors[0].name())
dialog.exec()
return
# Proceed with staple export.
fname = self.filename()
if fname == None:
directory = "."
else:
directory = QFileInfo(fname).path()
if util.isWindows(): # required for native looking file window
fname = QFileDialog.getSaveFileName(
self.win, "%s - Export As" % QApplication.applicationName(),
directory, "(*.csv)")
self.saveStaplesDialog = None
self.exportStaplesCallback(fname)
else: # access through non-blocking callback
fdialog = QFileDialog(
self.win, "%s - Export As" % QApplication.applicationName(),
directory, "(*.csv)")
fdialog.setAcceptMode(QFileDialog.AcceptMode.AcceptSave)
fdialog.setWindowFlags(Qt.WindowType.Sheet)
fdialog.setWindowModality(Qt.WindowModality.WindowModal)
self.saveStaplesDialog = fdialog
self.saveStaplesDialog.filesSelected.connect(
self.exportStaplesCallback)
fdialog.open()
def saveFileDialog(self):
fname = self.filename()
if fname == None:
directory = "."
else:
directory = QFileInfo(fname).path()
if util.isWindows(): # required for native looking file window
fname = QFileDialog.getSaveFileName(
self.win, "%s - Save As" % QApplication.applicationName(),
directory, "%s (*.json)" % QApplication.applicationName())
self.writeDocumentToFile(fname)
else: # access through non-blocking callback
fdialog = QFileDialog(
self.win, "%s - Save As" % QApplication.applicationName(),
directory, "%s (*.json)" % QApplication.applicationName())
fdialog.setAcceptMode(QFileDialog.AcceptMode.AcceptSave)
fdialog.setWindowFlags(Qt.WindowType.Sheet)
fdialog.setWindowModality(Qt.WindowModality.WindowModal)
self.filesavedialog = fdialog
self.filesavedialog.filesSelected.connect(
self.saveFileDialogCallback)
fdialog.open()
def openAfterMaybeSave(self):
"""
This is the method that initiates file opening. It is called by
actionOpenSlot to spawn a QFileDialog and connect it to a callback
method.
"""
path = self._fileOpenPath
if util.isWindows(): # required for native looking file window#"/",
fname = QFileDialog.getOpenFileName(
None, "Open Document", path,
"cadnano1 / cadnano2 Files (*.nno *.json *.cadnano)")
self.filesavedialog = None
self.openAfterMaybeSaveCallback(fname)
else: # access through non-blocking callback
fdialog = QFileDialog(
self.win, "Open Document", path,
"cadnano1 / cadnano2 Files (*.nno *.json *.cadnano)")
fdialog.setAcceptMode(QFileDialog.AcceptMode.AcceptOpen)
fdialog.setWindowFlags(Qt.WindowType.Sheet)
fdialog.setWindowModality(Qt.WindowModality.WindowModal)
self.fileopendialog = fdialog
self.fileopendialog.filesSelected.connect(
self.openAfterMaybeSaveCallback)
fdialog.open()
SEQUENCEFONT.setPixelSize(SEQUENCEFONTH)
SEQUENCEFONTMETRICS = QFontMetricsF(SEQUENCEFONT)
SEQUENCEFONTCHARWIDTH = SEQUENCEFONTMETRICS.horizontalAdvance('A')
SEQUENCEFONTCHARHEIGHT = SEQUENCEFONTMETRICS.height()
SEQUENCEFONTEXTRAWIDTH = PATH_BASE_WIDTH - SEQUENCEFONTCHARWIDTH
SEQUENCEFONT.setLetterSpacing(QFont.SpacingType.AbsoluteSpacing,
SEQUENCEFONTEXTRAWIDTH)
SEQUENCETEXTXCENTERINGOFFSET = SEQUENCEFONTEXTRAWIDTH / 4.
SEQUENCETEXTYCENTERINGOFFSET = PATH_BASE_WIDTH * 0.6
if util.isMac():
thefont = "Times"
thefont = "Arial"
thefontsize = 10
XOVER_LABEL_FONT = QFont(thefont, thefontsize, QFont.Weight.Bold)
elif util.isWindows():
thefont = "Segoe UI"
thefont = "Calibri"
thefont = "Arial"
thefontsize = 9
XOVER_LABEL_FONT = QFont(thefont, thefontsize, QFont.Weight.Bold)
else: # linux
thefont = "DejaVu Sans"
thefontsize = 9
XOVER_LABEL_FONT = QFont(thefont, thefontsize, QFont.Weight.Bold)
SLICE_NUM_FONT = QFont(thefont, 10, QFont.Weight.Bold)
VIRTUALHELIXHANDLEITEM_FONT = QFont(thefont, 3 * thefontsize,
QFont.Weight.Bold)
XOVER_LABEL_COLOR = QColor(0, 0, 0)