Python QFileInfo.isFile方法代码示例

# 需要导入模块: from PyQt5.QtCore import QFileInfo [as 别名]
# 或者: from PyQt5.QtCore.QFileInfo import isFile [as 别名]
    def save(self, *args):
        l = len(args)
        if l==0:
            args = ('')
        if l==1:
            arg = args[0]
            file = QFileInfo(arg)
            if not file.isFile():
                fileName = self.fileName()
                error = args[0]
            else:
                fileName = arg
                error = ''
            return self.save(fileName, error)
        if l==2:
            ##
            # Saves the map to the file at \a fileName. Returns whether or not the
            # file was saved successfully. If not, <i>error</i> will be set to the
            # error message if it is not 0.
            #
            # If the save was successful, the file name of this document will be set
            # to \a fileName.
            #
            # The map format will be the same as this map was opened with.
            ##
            fileName, error = args
            mapFormat = self.mWriterFormat
            
            tmxMapFormat = TmxMapFormat()
            if (not mapFormat):
                mapFormat = tmxMapFormat
            if (not mapFormat.write(self.map(), fileName)):
                if (error):
                   error = mapFormat.errorString()
                return False

            self.undoStack().setClean()
            self.setFileName(fileName)
            self.mLastSaved = QFileInfo(fileName).lastModified()
            self.saved.emit()
            return True

# 需要导入模块: from PyQt5.QtCore import QFileInfo [as 别名]
# 或者: from PyQt5.QtCore.QFileInfo import isFile [as 别名]
 def open(self, t_filename=None):
     settings = QSettings(QSettings.IniFormat, QSettings.UserScope, "pySPM", "pySPM")
     if t_filename is None:
         home = QDir.cleanPath(os.getenv("HOMEPATH"))
         path = settings.value("lastPath", home)
         self.filename = QFileDialog.getOpenFileName(None, "Choose measurement file", path, "*.ita")
     else:
         self.filename = t_filename
     
     check_file = QFileInfo(self.filename)
     self.setWindowTitle(check_file.fileName())
     if not check_file.exists() or  not check_file.isFile():
         return
     
     settings.setValue("lastPath", check_file.path())
     self.ita = pySPM.ITA(self.filename)
     self.t, self.S = self.ita.getSpectrum(time=True)
     self.sf, self.k0 = self.ita.get_mass_cal()
     self.mass = pySPM.utils.time2mass(self.t, self.sf, self.k0)
     self.spec = self.ax.plot(self.mass, self.S)[0]
     SatLevel = self.ita.size['pixels']['x']*self.ita.size['pixels']['y']*self.ita.Nscan
     self.sat_level = self.ax.axhline(SatLevel, color='r')
     if 'pySPM' in self.ita.root.goto("MassScale"):
         self.MassCal = []
         N = self.ita.root.goto("MassScale/pySPM/N").get_ulong()
         for i in range(N):
             elt = self.ita.root.goto("MassScale/pySPM/"+str(i)+"/elt").value.decode('utf8')
             mass = self.ita.root.goto("MassScale/pySPM/"+str(i)+"/mass").get_double()
             time = self.ita.root.goto("MassScale/pySPM/"+str(i)+"/time").get_double()
             self.MassCal.append(dict(elt=elt, mass=mass, time=time))
     else:
         self.MassCal = []
         for x in self.ita.root.goto("MassScale/calib"):
             if x.name == 'assign':
                 self.MassCal.append({'elt':x.get_string()})
             if x.name == 'mcp':
                 mcp = struct.unpack("<10d", x.value)
                 self.MassCal[-1]['time'] = mcp[0]
                 self.MassCal[-1]['mass']  =  mcp[1]
     self.DoMassCal()                    

# 需要导入模块: from PyQt5.QtCore import QFileInfo [as 别名]
# 或者: from PyQt5.QtCore.QFileInfo import isFile [as 别名]
    def __init__(self, path, parent = None):
        super().__init__(parent)
        
        self.mPath = path
        self.mUi = Ui_NewTilesetDialog()
        self.mNameWasEdited = False

        self.mUi.setupUi(self)
        self.setWindowFlags(self.windowFlags() & ~Qt.WindowContextHelpButtonHint)
        # Restore previously used settings
        s = preferences.Preferences.instance().settings()
        tilesetType = s.value(TYPE_KEY, 0)
        colorEnabled = bool(s.value(COLOR_ENABLED_KEY))
        colorName = s.value(COLOR_KEY, '')
        if colorName == '':
            color = Qt.magenta
        else:
            color = QColor(colorName)
        spacing = s.value(SPACING_KEY, 0)
        margin = s.value(MARGIN_KEY, 0)
        self.mUi.tilesetType.setCurrentIndex(tilesetType)
        self.mUi.useTransparentColor.setChecked(colorEnabled)
        self.mUi.colorButton.setColor(color)
        self.mUi.spacing.setValue(spacing)
        self.mUi.margin.setValue(margin)
        self.mUi.browseButton.clicked.connect(self.browse)
        self.mUi.name.textEdited.connect(self.nameEdited)
        self.mUi.name.textChanged.connect(self.updateOkButton)
        self.mUi.image.textChanged.connect(self.updateOkButton)
        self.mUi.tilesetType.currentIndexChanged.connect(self.tilesetTypeChanged)
        # Set the image and name fields if the given path is a file
        fileInfo = QFileInfo(path)
        if (fileInfo.isFile()):
            self.mUi.image.setText(path)
            self.mUi.name.setText(fileInfo.completeBaseName())

        self.mUi.imageGroupBox.setVisible(tilesetType == 0)
        self.updateOkButton()