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)
buttons.button(QDialogButtonBox.Ok).setText("确定")
buttons.button(QDialogButtonBox.Cancel).setText("取消")
clear_button = buttons.button(QDialogButtonBox.Reset)
clear_button.setText(self.tr("全部清除"))
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)
def __init__(self, master: Union[QWidget, None],
settings: Dict[str, Dict[str, SettingsType]]):
super().__init__(master, windowTitle="Visual Settings")
self.__controls: Dict[KeyType, Tuple[QWidget, ValueType]] = {}
self.__changed_settings: Dict[KeyType, ValueType] = {}
self.setting_changed.connect(self.__on_setting_changed)
layout = QVBoxLayout()
layout.setContentsMargins(0, 0, 0, 0)
self.setLayout(layout)
self.main_box = gui.vBox(self, box=None) # type: QWidget
buttons = QDialogButtonBox(
orientation=Qt.Horizontal,
standardButtons=QDialogButtonBox.Close | QDialogButtonBox.Reset,
)
closeButton = buttons.button(QDialogButtonBox.Close)
closeButton.clicked.connect(self.close)
resetButton = buttons.button(QDialogButtonBox.Reset)
resetButton.clicked.connect(self.__reset)
resetButton.setAutoDefault(False)
layout.addWidget(buttons)
self.__initialize(settings)
def __init__(self, parent=None, **kwargs):
super().__init__(parent, acceptDrops=True, **kwargs)
self.setLayout(QVBoxLayout())
self.layout().setContentsMargins(0, 0, 0, 0)
self.addonwidget = AddonManagerWidget()
self.layout().addWidget(self.addonwidget)
info_bar = QWidget()
info_layout = QHBoxLayout()
info_bar.setLayout(info_layout)
self.layout().addWidget(info_bar)
buttons = QDialogButtonBox(
orientation=Qt.Horizontal,
standardButtons=QDialogButtonBox.Ok | QDialogButtonBox.Cancel,
)
buttons.button(QDialogButtonBox.Ok).setText("确定")
buttons.button(QDialogButtonBox.Cancel).setText("取消")
addmore = QPushButton(
"添加更多...", toolTip="添加一个未出现在列表中的附加组件",
autoDefault=False
)
self.addonwidget.tophlayout.addWidget(addmore)
addmore.clicked.connect(self.__run_add_package_dialog)
buttons.accepted.connect(self.__accepted)
buttons.rejected.connect(self.reject)
self.layout().addWidget(buttons)
self._executor = concurrent.futures.ThreadPoolExecutor(max_workers=1)
if AddonManagerDialog._packages is None:
self._f_pypi_addons = self._executor.submit(list_available_versions)
else:
self._f_pypi_addons = concurrent.futures.Future()
self._f_pypi_addons.set_result(AddonManagerDialog._packages)
self._f_pypi_addons.add_done_callback(
method_queued(self._set_packages, (object,))
)
self.__progress = None # type: Optional[QProgressDialog]
self.__thread = None
self.__installer = None
if not self._f_pypi_addons.done():
self.__progressDialog()
def __init__(self, *args, headingText="", **kwargs):
super().__init__(*args, **kwargs)
self.setLayout(QVBoxLayout())
self.__top_label = QLabel(headingText,
visible=bool(headingText),
objectName="-top-heading-text")
self.__top_label.setSizePolicy(QSizePolicy.Preferred,
QSizePolicy.Fixed)
self.__model = model = encodings_model()
self.__model.setParent(self)
self.__view = view = EncodingsView(
self, uniformItemSizes=True, editTriggers=QListView.NoEditTriggers)
self.__view.setSizePolicy(QSizePolicy.Minimum, QSizePolicy.Preferred)
view.setModel(model)
self.layout().addWidget(self.__top_label)
self.layout().addWidget(view)
buttons = QDialogButtonBox(
standardButtons=QDialogButtonBox.RestoreDefaults)
b = buttons.addButton("Select all", QDialogButtonBox.ActionRole)
b.clicked.connect(self.selectAll)
b = buttons.button(QDialogButtonBox.RestoreDefaults)
b.clicked.connect(self.reset)
self.layout().addWidget(buttons)
self.setAttribute(Qt.WA_MacSmallSize)
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)
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])
inst = None # type: Optional[Installable]
if res is not None:
inst = installable_from_json_response(res)
else:
inst = None
return _QueryResult(queryname=name, installable=inst)
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_()
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_()
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 = u"<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()
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_()
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_()
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()
class SchemeInfoDialog(QDialog):
def __init__(self, *args, **kwargs):
QDialog.__init__(self, *args, **kwargs)
self.scheme = None
self.__autoCommit = True
self.__setupUi()
def __setupUi(self):
layout = QVBoxLayout()
layout.setContentsMargins(0, 0, 0, 0)
layout.setSpacing(0)
self.editor = SchemeInfoEdit(self)
self.editor.layout().setContentsMargins(20, 20, 20, 20)
self.editor.layout().setSpacing(15)
self.editor.setSizePolicy(QSizePolicy.MinimumExpanding,
QSizePolicy.MinimumExpanding)
heading = self.tr("数据挖掘流程属性信息")
heading = "<h3>{0}</h3>".format(heading)
self.heading = QLabel(heading, self, objectName="heading")
# Insert heading
self.editor.layout().insertRow(0, self.heading)
self.buttonbox = QDialogButtonBox(
QDialogButtonBox.Ok | QDialogButtonBox.Cancel,
Qt.Horizontal,
self
)
#self.buttonBox = QDialogButtonBox(self)
#self.buttonBox.setOrientation(Qt.Horizontal)
self.buttonbox.button(QDialogButtonBox.Ok).setText("确定")
self.buttonbox.button(QDialogButtonBox.Cancel).setText("取消")
# Insert button box
self.editor.layout().addRow(self.buttonbox)
widget = StyledWidget(self, objectName="auto-show-container")
check_layout = QHBoxLayout()
check_layout.setContentsMargins(20, 10, 20, 10)
self.__showAtNewSchemeCheck = \
QCheckBox(self.tr("创建新的数据挖掘流程时显示."),
self,
objectName="auto-show-check",
checked=False,
)
check_layout.addWidget(self.__showAtNewSchemeCheck)
check_layout.addWidget(
QLabel(self.tr("编辑数据挖掘流程属性信息"
"(文件 -> 属性)."),
self,
objectName="auto-show-info"),
alignment=Qt.AlignRight)
widget.setLayout(check_layout)
widget.setSizePolicy(QSizePolicy.MinimumExpanding,
QSizePolicy.Fixed)
if self.__autoCommit:
self.buttonbox.accepted.connect(self.editor.commit)
self.buttonbox.accepted.connect(self.accept)
self.buttonbox.rejected.connect(self.reject)
layout.addWidget(self.editor, stretch=10)
layout.addWidget(widget)
self.setLayout(layout)
def setShowAtNewScheme(self, checked):
"""
Set the 'Show at new scheme' check state.
"""
self.__showAtNewSchemeCheck.setChecked(checked)
def showAtNewScheme(self):
"""
Return the check state of the 'Show at new scheme' check box.
"""
return self.__showAtNewSchemeCheck.isChecked()
def setAutoCommit(self, auto):
if self.__autoCommit != auto:
self.__autoCommit = auto
if auto:
self.buttonbox.accepted.connect(self.editor.commit)
else:
self.buttonbox.accepted.disconnect(self.editor.commit)
def setScheme(self, scheme):
"""Set the scheme to display/edit.
"""
self.scheme = scheme
self.editor.setScheme(scheme)
