Python QSplitter.saveState方法代码示例

# 需要导入模块: from AnyQt.QtWidgets import QSplitter [as 别名]
# 或者: from AnyQt.QtWidgets.QSplitter import saveState [as 别名]

#.........这里部分代码省略.........
        if index:
            current = index[0]
            if current >= len(self.libraryList):
                self.addNewScriptAction.trigger()
                return

            self.text.setDocument(self.documentForScript(current))
            self.currentScriptIndex = current

    def documentForScript(self, script=0):
        if type(script) != Script:
            script = self.libraryList[script]
        if script not in self._cachedDocuments:
            doc = QTextDocument(self)
            doc.setDocumentLayout(QPlainTextDocumentLayout(doc))
            doc.setPlainText(script.script)
            doc.setDefaultFont(QFont(self.defaultFont))
            doc.highlighter = PythonSyntaxHighlighter(doc)
            doc.modificationChanged[bool].connect(self.onModificationChanged)
            doc.setModified(False)
            self._cachedDocuments[script] = doc
        return self._cachedDocuments[script]

    def commitChangesToLibrary(self, *args):
        index = self.selectedScriptIndex()
        if index is not None:
            self.libraryList[index].script = self.text.toPlainText()
            self.text.document().setModified(False)
            self.libraryList.emitDataChanged(index)

    def onModificationChanged(self, modified):
        index = self.selectedScriptIndex()
        if index is not None:
            self.libraryList[index].flags = Script.Modified if modified else 0
            self.libraryList.emitDataChanged(index)

    def onSpliterMoved(self, pos, ind):
        self.splitterState = bytes(self.splitCanvas.saveState())

    def restoreSaved(self):
        index = self.selectedScriptIndex()
        if index is not None:
            self.text.document().setPlainText(self.libraryList[index].script)
            self.text.document().setModified(False)

    def saveScript(self):
        index = self.selectedScriptIndex()
        if index is not None:
            script = self.libraryList[index]
            filename = script.filename
        else:
            filename = os.path.expanduser("~/")

        filename, _ = QFileDialog.getSaveFileName(
            self, 'Save Python Script',
            filename,
            'Python files (*.py)\nAll files(*.*)'
        )

        if filename:
            fn = ""
            head, tail = os.path.splitext(filename)
            if not tail:
                fn = head + ".py"
            else:
                fn = filename

            f = open(fn, 'w')
            f.write(self.text.toPlainText())
            f.close()

    def initial_locals_state(self):
        d = {}
        for name in self.signal_names:
            value = getattr(self, name)
            all_values = list(value.values())
            one_value = all_values[0] if len(all_values) == 1 else None
            d["in_" + name + "s"] = all_values
            d["in_" + name] = one_value
        return d

    def commit(self):
        self.Error.clear()
        self._script = str(self.text.toPlainText())
        lcls = self.initial_locals_state()
        lcls["_script"] = str(self.text.toPlainText())
        self.console.updateLocals(lcls)
        self.console.write("\nRunning script:\n")
        self.console.push("exec(_script)")
        self.console.new_prompt(sys.ps1)
        for signal in self.signal_names:
            out_var = self.console.locals.get("out_" + signal)
            signal_type = getattr(self.Outputs, signal).type
            if not isinstance(out_var, signal_type) and out_var is not None:
                self.Error.add_message(signal,
                                       "'{}' has to be an instance of '{}'.".
                                       format(signal, signal_type.__name__))
                getattr(self.Error, signal)()
                out_var = None
            getattr(self.Outputs, signal).send(out_var)

# 需要导入模块: from AnyQt.QtWidgets import QSplitter [as 别名]
# 或者: from AnyQt.QtWidgets.QSplitter import saveState [as 别名]

#.........这里部分代码省略.........
            del self.libraryList[index]
            select_row(self.libraryView, max(index - 1, 0))

    def onSaveScriptToFile(self, *args):
        index = self.selectedScriptIndex()
        if index is not None:
            self.saveScript()

    def onSelectedScriptChanged(self, selected, deselected):
        index = [i.row() for i in selected.indexes()]
        if index:
            current = index[0]
            if current >= len(self.libraryList):
                self.addNewScriptAction.trigger()
                return

            self.text.setDocument(self.documentForScript(current))
            self.currentScriptIndex = current

    def documentForScript(self, script=0):
        if type(script) != Script:
            script = self.libraryList[script]

        if script not in self._cachedDocuments:
            doc = QTextDocument(self)
            doc.setDocumentLayout(QPlainTextDocumentLayout(doc))
            doc.setPlainText(script.script)
            doc.setDefaultFont(QFont(self.defaultFont))
            doc.highlighter = PythonSyntaxHighlighter(doc)
            doc.modificationChanged[bool].connect(self.onModificationChanged)
            doc.setModified(False)
            self._cachedDocuments[script] = doc
        return self._cachedDocuments[script]

    def commitChangesToLibrary(self, *args):
        index = self.selectedScriptIndex()
        if index is not None:
            self.libraryList[index].script = self.text.toPlainText()
            self.text.document().setModified(False)
            self.libraryList.emitDataChanged(index)

    def onModificationChanged(self, modified):
        index = self.selectedScriptIndex()
        if index is not None:
            self.libraryList[index].flags = Script.Modified if modified else 0
            self.libraryList.emitDataChanged(index)

    def onSpliterMoved(self, pos, ind):
        self.splitterState = bytes(self.splitCanvas.saveState())

    def updateSelecetdScriptState(self):
        index = self.selectedScriptIndex()
        if index is not None:
            script = self.libraryList[index]
            self.libraryList[index] = Script(script.name,
                                             self.text.toPlainText(),
                                             0)

    def saveScript(self):
        index = self.selectedScriptIndex()
        if index is not None:
            script = self.libraryList[index]
            filename = script.filename
        else:
            filename = os.path.expanduser("~/")

        filename, _ = QFileDialog.getSaveFileName(
            self, 'Save Python Script',
            filename,
            'Python files (*.py)\nAll files(*.*)'
        )

        if filename:
            fn = ""
            head, tail = os.path.splitext(filename)
            if not tail:
                fn = head + ".py"
            else:
                fn = filename

            f = open(fn, 'w')
            f.write(self.text.toPlainText())
            f.close()

    def initial_locals_state(self):
        d = dict([(i.name, getattr(self, i.name, None)) for i in self.inputs])
        d.update(dict([(o.name, None) for o in self.outputs]))
        return d

    def commit(self):
        self._script = str(self.text.toPlainText())
        lcls = self.initial_locals_state()
        lcls["_script"] = str(self.text.toPlainText())
        self.console.updateLocals(lcls)
        self.console.write("\nRunning script:\n")
        self.console.push("exec(_script)")
        self.console.new_prompt(sys.ps1)
        for out in self.outputs:
            signal = out.name
            self.send(signal, self.console.locals.get(signal, None))

# 需要导入模块: from AnyQt.QtWidgets import QSplitter [as 别名]
# 或者: from AnyQt.QtWidgets.QSplitter import saveState [as 别名]
class OWDataSets(widget.OWWidget):
    name = "Data Sets"
    description = "Load a data set from an online repository"
    icon = "icons/DataSets.svg"
    priority = 20
    replaces = ["orangecontrib.prototypes.widgets.owdatasets.OWDataSets"]

    # The following constants can be overridden in a subclass
    # to reuse this widget for a different repository
    # Take care when refactoring! (used in e.g. single-cell)
    INDEX_URL = "http://datasets.orange.biolab.si/"
    DATASET_DIR = "datasets"

    class Error(widget.OWWidget.Error):
        no_remote_datasets = Msg("Could not fetch data set list")

    class Warning(widget.OWWidget.Warning):
        only_local_datasets = Msg("Could not fetch data sets list, only local "
                                  "cached data sets are shown")

    class Outputs:
        data = Output("Data", Orange.data.Table)

    #: Selected data set id
    selected_id = settings.Setting(None)   # type: Optional[str]

    auto_commit = settings.Setting(False)  # type: bool

    #: main area splitter state
    splitter_state = settings.Setting(b'')  # type: bytes
    header_state = settings.Setting(b'')    # type: bytes

    def __init__(self):
        super().__init__()
        self.local_cache_path = os.path.join(data_dir(), self.DATASET_DIR)

        self.__awaiting_state = None  # type: Optional[_FetchState]

        box = gui.widgetBox(self.controlArea, "Info")

        self.infolabel = QLabel(text="Initializing...\n\n")
        box.layout().addWidget(self.infolabel)

        gui.widgetLabel(self.mainArea, "Filter")
        self.filterLineEdit = QLineEdit(
            textChanged=self.filter
        )
        self.mainArea.layout().addWidget(self.filterLineEdit)

        self.splitter = QSplitter(orientation=Qt.Vertical)

        self.view = QTreeView(
            sortingEnabled=True,
            selectionMode=QTreeView.SingleSelection,
            alternatingRowColors=True,
            rootIsDecorated=False,
            editTriggers=QTreeView.NoEditTriggers,
        )

        box = gui.widgetBox(self.splitter, "Description", addToLayout=False)
        self.descriptionlabel = QLabel(
            wordWrap=True,
            textFormat=Qt.RichText,
        )
        self.descriptionlabel = QTextBrowser(
            openExternalLinks=True,
            textInteractionFlags=(Qt.TextSelectableByMouse |
                                  Qt.LinksAccessibleByMouse)
        )
        self.descriptionlabel.setFrameStyle(QTextBrowser.NoFrame)
        # no (white) text background
        self.descriptionlabel.viewport().setAutoFillBackground(False)

        box.layout().addWidget(self.descriptionlabel)
        self.splitter.addWidget(self.view)
        self.splitter.addWidget(box)

        self.splitter.setSizes([300, 200])
        self.splitter.splitterMoved.connect(
            lambda:
            setattr(self, "splitter_state", bytes(self.splitter.saveState()))
        )
        self.mainArea.layout().addWidget(self.splitter)
        self.controlArea.layout().addStretch(10)
        gui.auto_commit(self.controlArea, self, "auto_commit", "Send Data")

        model = QStandardItemModel(self)
        model.setHorizontalHeaderLabels(HEADER)
        proxy = QSortFilterProxyModel()
        proxy.setSourceModel(model)
        proxy.setFilterKeyColumn(-1)
        proxy.setFilterCaseSensitivity(False)
        self.view.setModel(proxy)

        if self.splitter_state:
            self.splitter.restoreState(self.splitter_state)

        self.view.setItemDelegateForColumn(
            Header.Size, SizeDelegate(self))
        self.view.setItemDelegateForColumn(
#.........这里部分代码省略.........

# 需要导入模块: from AnyQt.QtWidgets import QSplitter [as 别名]
# 或者: from AnyQt.QtWidgets.QSplitter import saveState [as 别名]

#.........这里部分代码省略.........
        self.splitter = QSplitter(orientation=Qt.Vertical)

        self.view = QTreeView(
            sortingEnabled=True,
            selectionMode=QTreeView.SingleSelection,
            alternatingRowColors=True,
            rootIsDecorated=False,
            editTriggers=QTreeView.NoEditTriggers,
            uniformRowHeights=True,
        )
        # the method doesn't exists yet, pylint: disable=unnecessary-lambda
        self.view.doubleClicked.connect(lambda: self.unconditional_commit())
        box = gui.widgetBox(self.splitter, "Description", addToLayout=False)
        self.descriptionlabel = QLabel(
            wordWrap=True,
            textFormat=Qt.RichText,
        )
        self.descriptionlabel = QTextBrowser(
            openExternalLinks=True,
            textInteractionFlags=(Qt.TextSelectableByMouse |
                                  Qt.LinksAccessibleByMouse)
        )
        self.descriptionlabel.setFrameStyle(QTextBrowser.NoFrame)
        # no (white) text background
        self.descriptionlabel.viewport().setAutoFillBackground(False)

        box.layout().addWidget(self.descriptionlabel)
        self.splitter.addWidget(self.view)
        self.splitter.addWidget(box)

        self.splitter.setSizes([300, 200])
        self.splitter.splitterMoved.connect(
            lambda:
            setattr(self, "splitter_state", bytes(self.splitter.saveState()))
        )
        self.mainArea.layout().addWidget(self.splitter)
        self.controlArea.layout().addStretch(10)
        gui.auto_commit(self.controlArea, self, "auto_commit", "Send Data")

        proxy = QSortFilterProxyModel()
        proxy.setFilterKeyColumn(-1)
        proxy.setFilterCaseSensitivity(False)
        self.view.setModel(proxy)

        if self.splitter_state:
            self.splitter.restoreState(self.splitter_state)

        self.assign_delegates()

        self.setBlocking(True)
        self.setStatusMessage("Initializing")

        self._executor = ThreadPoolExecutor(max_workers=1)
        f = self._executor.submit(self.list_remote)
        w = FutureWatcher(f, parent=self)
        w.done.connect(self.__set_index)

    def assign_delegates(self):
        # NOTE: All columns must have size hinting delegates.
        # QTreeView queries only the columns displayed in the viewport so
        # the layout would be different depending in the horizontal scroll
        # position
        self.view.setItemDelegate(UniformHeightDelegate(self))
        self.view.setItemDelegateForColumn(
            self.Header.islocal,
            UniformHeightIndicatorDelegate(self, role=Qt.DisplayRole)