Пример #1
0
    def __setupUi(self):
        layout = QVBoxLayout()

        # Scene with the link editor.
        self.scene = LinksEditScene()
        self.view = QGraphicsView(self.scene)
        self.view.setHorizontalScrollBarPolicy(Qt.ScrollBarAlwaysOff)
        self.view.setVerticalScrollBarPolicy(Qt.ScrollBarAlwaysOff)
        self.view.setRenderHint(QPainter.Antialiasing)

        self.scene.editWidget.geometryChanged.connect(self.__onGeometryChanged)

        # Ok/Cancel/Clear All buttons.
        buttons = QDialogButtonBox(QDialogButtonBox.Ok |
                                   QDialogButtonBox.Cancel |
                                   QDialogButtonBox.Reset,
                                   Qt.Horizontal)

        clear_button = buttons.button(QDialogButtonBox.Reset)
        clear_button.setText(self.tr("Clear All"))

        buttons.accepted.connect(self.accept)
        buttons.rejected.connect(self.reject)
        clear_button.clicked.connect(self.scene.editWidget.clearLinks)

        layout.addWidget(self.view)
        layout.addWidget(buttons)

        self.setLayout(layout)
        layout.setSizeConstraint(QVBoxLayout.SetFixedSize)

        self.setSizeGripEnabled(False)
Пример #2
0
    def __run_add_package_dialog(self):
        self.__add_package_by_name_dialog = dlg = QDialog(
            self, windowTitle="Add add-on by name",
        )
        dlg.setAttribute(Qt.WA_DeleteOnClose)

        vlayout = QVBoxLayout()
        form = QFormLayout()
        form.setContentsMargins(0, 0, 0, 0)
        nameentry = QLineEdit(
            placeholderText="Package name",
            toolTip="Enter a package name as displayed on "
                    "PyPI (capitalization is not important)")
        nameentry.setMinimumWidth(250)
        form.addRow("Name:", nameentry)
        vlayout.addLayout(form)
        buttons = QDialogButtonBox(
            standardButtons=QDialogButtonBox.Ok | QDialogButtonBox.Cancel
        )
        okb = buttons.button(QDialogButtonBox.Ok)
        okb.setEnabled(False)
        okb.setText("Add")

        def changed(name):
            okb.setEnabled(bool(name))
        nameentry.textChanged.connect(changed)
        vlayout.addWidget(buttons)
        vlayout.setSizeConstraint(QVBoxLayout.SetFixedSize)
        dlg.setLayout(vlayout)
        f = None

        def query():
            nonlocal f
            name = nameentry.text()

            def query_pypi(name):
                # type: (str) -> _QueryResult
                res = pypi_json_query_project_meta([name])
                assert len(res) == 1
                r = res[0]
                if r is not None:
                    r = installable_from_json_response(r)
                return _QueryResult(queryname=name, installable=r)
            f = self.__executor.submit(query_pypi, name)

            okb.setDisabled(True)

            f.add_done_callback(
                method_queued(self.__on_add_single_query_finish, (object,))
            )
        buttons.accepted.connect(query)
        buttons.rejected.connect(dlg.reject)
        dlg.exec_()
Пример #3
0
    def __setupUi(self):
        layout = QVBoxLayout()
        layout.setContentsMargins(0, 0, 0, 0)
        self.setContentsMargins(0, 0, 0, 0)

        heading = self.tr("Preview")
        heading = "<h3>{0}</h3>".format(heading)
        self.__heading = QLabel(heading, self,
                                objectName="heading")

        self.__heading.setContentsMargins(12, 12, 12, 0)

        self.__browser = previewbrowser.PreviewBrowser(self)

        self.__buttons = QDialogButtonBox(QDialogButtonBox.Open | \
                                          QDialogButtonBox.Cancel,
                                          Qt.Horizontal,)
        self.__buttons.button(QDialogButtonBox.Open).setAutoDefault(True)

        # Set the Open dialog as disabled until the current index changes
        self.__buttons.button(QDialogButtonBox.Open).setEnabled(False)

        # The QDialogButtonsWidget messes with the layout if it is
        # contained directly in the QDialog. So we create an extra
        # layer of indirection.
        buttons = QWidget(objectName="button-container")
        buttons_l = QVBoxLayout()
        buttons_l.setContentsMargins(12, 0, 12, 12)
        buttons.setLayout(buttons_l)

        buttons_l.addWidget(self.__buttons)

        layout.addWidget(self.__heading)
        layout.addWidget(self.__browser)

        layout.addWidget(buttons)

        self.__buttons.accepted.connect(self.accept)
        self.__buttons.rejected.connect(self.reject)
        self.__browser.currentIndexChanged.connect(
            self.__on_currentIndexChanged
        )
        self.__browser.activated.connect(self.__on_activated)

        layout.setSizeConstraint(QVBoxLayout.SetFixedSize)
        self.setLayout(layout)
        self.setSizePolicy(QSizePolicy.Fixed, QSizePolicy.Fixed)
Пример #4
0
    def __init__(self):
        super().__init__()
        self.data = None  # type: Optional[Orange.data.Table]
        #: The current selected variable index
        self.selected_index = -1
        self._invalidated = False

        mainlayout = self.mainArea.layout()
        assert isinstance(mainlayout, QVBoxLayout)
        layout = QHBoxLayout()
        mainlayout.addLayout(layout)
        box = QGroupBox("Variables")
        box.setLayout(QVBoxLayout())
        layout.addWidget(box)

        self.variables_model = VariableListModel(parent=self)
        self.variables_view = self.domain_view = QListView(
            selectionMode=QListView.SingleSelection,
            uniformItemSizes=True,
        )
        self.variables_view.setItemDelegate(VariableEditDelegate(self))
        self.variables_view.setModel(self.variables_model)
        self.variables_view.selectionModel().selectionChanged.connect(
            self._on_selection_changed
        )
        box.layout().addWidget(self.variables_view)

        box = QGroupBox("Edit", )
        box.setLayout(QVBoxLayout(margin=4))
        layout.addWidget(box)

        self.editor_stack = QStackedWidget()

        self.editor_stack.addWidget(DiscreteVariableEditor())
        self.editor_stack.addWidget(ContinuousVariableEditor())
        self.editor_stack.addWidget(TimeVariableEditor())
        self.editor_stack.addWidget(VariableEditor())

        box.layout().addWidget(self.editor_stack)

        bbox = QDialogButtonBox()
        bbox.setStyleSheet(
            "button-layout: {:d};".format(QDialogButtonBox.MacLayout))
        bapply = QPushButton(
            "Apply",
            objectName="button-apply",
            toolTip="Apply changes and commit data on output.",
            default=True,
            autoDefault=False
        )
        bapply.clicked.connect(self.commit)
        breset = QPushButton(
            "Reset Selected",
            objectName="button-reset",
            toolTip="Rest selected variable to its input state.",
            autoDefault=False
        )
        breset.clicked.connect(self.reset_selected)
        breset_all = QPushButton(
            "Reset All",
            objectName="button-reset-all",
            toolTip="Reset all variables to their input state.",
            autoDefault=False
        )
        breset_all.clicked.connect(self.reset_all)

        bbox.addButton(bapply, QDialogButtonBox.AcceptRole)
        bbox.addButton(breset, QDialogButtonBox.ResetRole)
        bbox.addButton(breset_all, QDialogButtonBox.ResetRole)

        mainlayout.addWidget(bbox)
        self.variables_view.setFocus(Qt.NoFocusReason)  # initial focus
Пример #5
0
    def __run_add_package_dialog(self):
        dlg = QDialog(self, windowTitle="Add add-on by name")
        dlg.setAttribute(Qt.WA_DeleteOnClose)

        vlayout = QVBoxLayout()
        form = QFormLayout()
        form.setContentsMargins(0, 0, 0, 0)
        nameentry = QLineEdit(
            placeholderText="Package name",
            toolTip="Enter a package name as displayed on "
                    "PyPI (capitalization is not important)")
        nameentry.setMinimumWidth(250)
        form.addRow("Name:", nameentry)
        vlayout.addLayout(form)
        buttons = QDialogButtonBox(
            standardButtons=QDialogButtonBox.Ok | QDialogButtonBox.Cancel
        )
        okb = buttons.button(QDialogButtonBox.Ok)
        okb.setEnabled(False)
        okb.setText("Add")

        def changed(name):
            okb.setEnabled(bool(name))
        nameentry.textChanged.connect(changed)
        vlayout.addWidget(buttons)
        vlayout.setSizeConstraint(QVBoxLayout.SetFixedSize)
        dlg.setLayout(vlayout)
        f = None

        def query():
            nonlocal f
            name = nameentry.text()
            f = self._executor.submit(pypi_json_query_project_meta, [name])
            okb.setDisabled(True)

            def ondone(f):
                error_text = ""
                error_details = ""
                try:
                    pkgs = f.result()
                except Exception:
                    log.error("Query error:", exc_info=True)
                    error_text = "Failed to query package index"
                    error_details = traceback.format_exc()
                    pkg = None
                else:
                    pkg = pkgs[0]
                    if pkg is None:
                        error_text = "'{}' not was not found".format(name)
                if pkg:
                    method_queued(self.add_package, (object,))(pkg)
                    method_queued(dlg.accept, ())()
                else:
                    method_queued(self.__show_error_for_query, (str, str)) \
                        (error_text, error_details)
                    method_queued(dlg.reject, ())()

            f.add_done_callback(ondone)

        buttons.accepted.connect(query)
        buttons.rejected.connect(dlg.reject)
        dlg.exec_()
Пример #6
0
class PreviewDialog(QDialog):
    """A Dialog for selecting an item from a PreviewItem.
    """
    currentIndexChanged = Signal(int)

    def __init__(self, parent=None, flags=Qt.WindowFlags(0),
                 model=None, **kwargs):
        QDialog.__init__(self, parent, flags, **kwargs)

        self.__setupUi()
        if model is not None:
            self.setModel(model)

    def __setupUi(self):
        layout = QVBoxLayout()
        layout.setContentsMargins(0, 0, 0, 0)
        self.setContentsMargins(0, 0, 0, 0)

        heading = self.tr("Preview")
        heading = "<h3>{0}</h3>".format(heading)
        self.__heading = QLabel(heading, self,
                                objectName="heading")

        self.__heading.setContentsMargins(12, 12, 12, 0)

        self.__browser = previewbrowser.PreviewBrowser(self)

        self.__buttons = QDialogButtonBox(QDialogButtonBox.Open | \
                                          QDialogButtonBox.Cancel,
                                          Qt.Horizontal,)
        self.__buttons.button(QDialogButtonBox.Open).setAutoDefault(True)

        # Set the Open dialog as disabled until the current index changes
        self.__buttons.button(QDialogButtonBox.Open).setEnabled(False)

        # The QDialogButtonsWidget messes with the layout if it is
        # contained directly in the QDialog. So we create an extra
        # layer of indirection.
        buttons = QWidget(objectName="button-container")
        buttons_l = QVBoxLayout()
        buttons_l.setContentsMargins(12, 0, 12, 12)
        buttons.setLayout(buttons_l)

        buttons_l.addWidget(self.__buttons)

        layout.addWidget(self.__heading)
        layout.addWidget(self.__browser)

        layout.addWidget(buttons)

        self.__buttons.accepted.connect(self.accept)
        self.__buttons.rejected.connect(self.reject)
        self.__browser.currentIndexChanged.connect(
            self.__on_currentIndexChanged
        )
        self.__browser.activated.connect(self.__on_activated)

        layout.setSizeConstraint(QVBoxLayout.SetFixedSize)
        self.setLayout(layout)
        self.setSizePolicy(QSizePolicy.Fixed, QSizePolicy.Fixed)

    def setItems(self, items):
        """Set the items (a list of strings) for preview/selection.
        """
        model = QStringListModel(items)
        self.setModel(model)

    def setModel(self, model):
        """Set the model for preview/selection.
        """
        self.__browser.setModel(model)

    def model(self):
        """Return the model.
        """
        return self.__browser.model()

    def currentIndex(self):
        return self.__browser.currentIndex()

    def setCurrentIndex(self, index):
        """Set the current selected (shown) index.
        """
        self.__browser.setCurrentIndex(index)

    def setHeading(self, heading):
        """Set `heading` as the heading string ('<h3>Preview</h3>'
        by default).

        """
        self.__heading.setText(heading)

    def heading(self):
        """Return the heading string.
        """
    def __on_currentIndexChanged(self, index):
        button = self.__buttons.button(QDialogButtonBox.Open)
        button.setEnabled(index >= 0)
        self.currentIndexChanged.emit(index)

    def __on_activated(self, index):
        if self.currentIndex() != index:
            self.setCurrentIndex(index)

        self.accept()