def __init__(self, var, parent=None, **kwargs):
PyListModel.__init__(self, [], parent, **kwargs)
self.wrap(var.values)
self.colorPalette = OWColorPalette.ColorPaletteHSV(len(self))
self.connect(self, SIGNAL("columnsInserted(QModelIndex, int, int)"),
self.updateColors)
self.connect(self, SIGNAL("columnsRemoved(QModelIndex, int, int)"),
self.updateColors)
def _setup_gui_values(self):
self.values_edit = QListView()
self.values_edit.setEditTriggers(QTreeView.CurrentChanged)
self.values_model = PyListModel(flags=Qt.ItemIsSelectable | \
Qt.ItemIsEnabled | Qt.ItemIsEditable)
self.values_edit.setModel(self.values_model)
self.values_model.dataChanged.connect(self.on_values_changed)
self.main_form.addRow("Values", self.values_edit)
def __init__(self, parent=None, signalManager=None, name="R Script"):
OWWidget.__init__(self, parent, signalManager, name)
self.inputs = [("in_data", ExampleTable, self.setData), ("in_distance", orange.SymMatrix, self.setDistance)]
self.outputs = [("out_data", ExampleTable), ("out_distance", orange.SymMatrix), ("out_learner", orange.Learner), ("out_classifier", orange.Classifier)]
self.in_data, self.in_distance = None, None
self.scriptLibraryList = [RScript("New script", "x <- c(1,2,5)\ny <- c(2,1 6)\nplot(x,y)\n")]
self.selectedScriptIndex = 0
self.lastDir = os.path.expanduser("~/script.R")
self.loadSettings()
self.defaultFont = QFont("Monaco") if sys.platform == "darwin" else QFont("Courier")
self.splitter = QSplitter(Qt.Vertical, self.mainArea)
self.mainArea.layout().addWidget(self.splitter)
self.scriptEdit = RScriptEditor()
self.splitter.addWidget(self.scriptEdit)
self.console = RPy2Console({}, self)
self.splitter.addWidget(self.console)
self.splitter.setSizes([2,1])
self.libraryModel = PyListModel([], self, Qt.ItemIsEnabled | Qt.ItemIsSelectable | Qt.ItemIsEditable)
self.libraryModel.wrap(self.scriptLibraryList)
self.infoBox = OWGUI.widgetLabel(OWGUI.widgetBox(self.controlArea, "Info", addSpace=True), "")
self.infoBox.setText("<p>Execute R script</p>Input variables<li><ul>in_data</ul><ul>in_distance</ul></li>Output variables:<li><ul>out_data</ul></p/>")
box = OWGUI.widgetBox(self.controlArea, "Library", addSpace=True)
self.libraryWidget = LibraryWidget()
self.libraryView = self.libraryWidget.view
box.layout().addWidget(self.libraryWidget)
self.libraryWidget.view.setItemDelegate(ScriptItemDelegate(self))
self.libraryWidget.setScriptModel(self.libraryModel)
self.libraryWidget.setDocumentEditor(self.scriptEdit)
box = OWGUI.widgetBox(self.controlArea, "Run")
OWGUI.button(box, self, "Execute", callback=self.runScript, tooltip="Execute the script")
OWGUI.rubber(self.controlArea)
self.connect(self.libraryWidget.addScriptAction, SIGNAL("triggered()"), self.onAddNewScript)
self.connect(self.libraryWidget.updateScriptAction, SIGNAL("triggered()"), self.onUpdateScript)
self.connect(self.libraryWidget.removeScriptAction, SIGNAL("triggered()"), self.onRemoveScript)
self.connect(self.libraryWidget.addScriptFromFile, SIGNAL("triggered()"), self.onAddScriptFromFile)
self.connect(self.libraryWidget.saveScriptToFile, SIGNAL("triggered()"), self.onSaveScriptToFile)
self.connect(self.libraryView.selectionModel(), SIGNAL("selectionChanged(QItemSelection, QItemSelection)"), self.onScriptSelection)
self._cachedDocuments = {}
self.resize(800, 600)
QTimer.singleShot(30, self.initGrDevice)
def _setup_gui_values(self):
self.values_edit = QListView()
self.values_edit.setEditTriggers(QTreeView.CurrentChanged)
self.values_model = PyListModel(flags=Qt.ItemIsSelectable | \
Qt.ItemIsEnabled | Qt.ItemIsEditable)
self.values_edit.setModel(self.values_model)
self.values_model.dataChanged.connect(self.on_values_changed)
self.main_form.addRow("Values", self.values_edit)
def __init__(self, parent=None, signalManager=None):
OWWidget.__init__(self, parent, signalManager, 'Python Script')
self.inputs = [
("in_data", Orange.data.Table, self.setExampleTable, Default),
("in_distance", Orange.misc.SymMatrix, self.setDistanceMatrix,
Default),
("in_learner", Orange.core.Learner, self.setLearner, Default),
("in_classifier", Orange.core.Classifier, self.setClassifier,
Default), ("in_object", object, self.setObject)
]
self.outputs = [("out_data", Orange.data.Table),
("out_distance", Orange.misc.SymMatrix),
("out_learner", Orange.core.Learner),
("out_classifier", Orange.core.Classifier, Dynamic),
("out_object", object, Dynamic)]
self.in_data = None
self.in_distance = None
self.in_learner = None
self.in_classifier = None
self.in_object = None
self.auto_execute = False
self.libraryListSource = [
Script("Hello world", "print 'Hello world'\n")
]
self.currentScriptIndex = 0
self.splitterState = None
self.loadSettings()
for s in self.libraryListSource:
s.flags = 0
self._cachedDocuments = {}
self.infoBox = OWGUI.widgetBox(self.controlArea, 'Info')
OWGUI.label(
self.infoBox, self,
"<p>Execute python script.</p><p>Input variables:<ul><li> " +
"<li>".join(t[0] for t in self.inputs) +
"</ul></p><p>Output variables:<ul><li>" +
"<li>".join(t[0] for t in self.outputs) + "</ul></p>")
self.libraryList = PyListModel([],
self,
flags=Qt.ItemIsSelectable
| Qt.ItemIsEnabled | Qt.ItemIsEditable)
self.libraryList.wrap(self.libraryListSource)
self.controlBox = OWGUI.widgetBox(self.controlArea, 'Library')
self.controlBox.layout().setSpacing(1)
self.libraryView = QListView(
editTriggers=QListView.DoubleClicked | QListView.EditKeyPressed,
sizePolicy=QSizePolicy(QSizePolicy.Ignored, QSizePolicy.Preferred))
self.libraryView.setItemDelegate(ScriptItemDelegate(self))
self.libraryView.setModel(self.libraryList)
self.libraryView.selectionModel().selectionChanged.connect(
self.onSelectedScriptChanged)
self.controlBox.layout().addWidget(self.libraryView)
w = ModelActionsWidget()
self.addNewScriptAction = action = QAction("+", self)
action.setToolTip("Add a new script to the library")
action.triggered.connect(self.onAddScript)
w.addAction(action)
action = QAction(unicodedata.lookup("MINUS SIGN"), self)
action.setToolTip("Remove script from library")
action.triggered.connect(self.onRemoveScript)
w.addAction(action)
action = QAction("Update", self)
action.setToolTip("Save changes in the editor to library")
action.setShortcut(QKeySequence(QKeySequence.Save))
action.triggered.connect(self.commitChangesToLibrary)
w.addAction(action)
action = QAction("More", self, toolTip="More actions")
new_from_file = QAction("Import a script from a file", self)
save_to_file = QAction("Save selected script to a file", self)
save_to_file.setShortcut(QKeySequence(QKeySequence.SaveAs))
new_from_file.triggered.connect(self.onAddScriptFromFile)
save_to_file.triggered.connect(self.saveScript)
menu = QMenu(w)
menu.addAction(new_from_file)
menu.addAction(save_to_file)
action.setMenu(menu)
button = w.addAction(action)
button.setPopupMode(QToolButton.InstantPopup)
w.layout().setSpacing(1)
self.controlBox.layout().addWidget(w)
self.runBox = OWGUI.widgetBox(self.controlArea, 'Run')
OWGUI.button(self.runBox, self, "Execute", callback=self.execute)
OWGUI.checkBox(self.runBox,
self,
"auto_execute",
"Auto execute",
tooltip=("Run the script automatically whenever "
"the inputs to the widget change."))
self.splitter = QSplitter(Qt.Vertical, self.mainArea)
self.mainArea.layout().addWidget(self.splitter)
self.defaultFont = defaultFont = \
"Monaco" if sys.platform == "darwin" else "Courier"
self.textBox = OWGUI.widgetBox(self, 'Python script')
self.splitter.addWidget(self.textBox)
self.text = PythonScriptEditor(self)
self.textBox.layout().addWidget(self.text)
self.textBox.setAlignment(Qt.AlignVCenter)
self.text.setTabStopWidth(4)
self.text.modificationChanged[bool].connect(self.onModificationChanged)
self.consoleBox = OWGUI.widgetBox(self, 'Console')
self.splitter.addWidget(self.consoleBox)
self.console = PythonConsole(self.__dict__, self)
self.consoleBox.layout().addWidget(self.console)
self.console.document().setDefaultFont(QFont(defaultFont))
self.consoleBox.setAlignment(Qt.AlignBottom)
self.console.setTabStopWidth(4)
select_row(self.libraryView, self.currentScriptIndex)
self.splitter.setSizes([2, 1])
if self.splitterState is not None:
self.splitter.restoreState(QByteArray(self.splitterState))
self.splitter.splitterMoved[int, int].connect(self.onSpliterMoved)
self.controlArea.layout().addStretch(1)
self.resize(800, 600)
class OWPythonScript(OWWidget):
settingsList = [
"libraryListSource", "currentScriptIndex", "splitterState",
"auto_execute"
]
def __init__(self, parent=None, signalManager=None):
OWWidget.__init__(self, parent, signalManager, 'Python Script')
self.inputs = [
("in_data", Orange.data.Table, self.setExampleTable, Default),
("in_distance", Orange.misc.SymMatrix, self.setDistanceMatrix,
Default),
("in_learner", Orange.core.Learner, self.setLearner, Default),
("in_classifier", Orange.core.Classifier, self.setClassifier,
Default), ("in_object", object, self.setObject)
]
self.outputs = [("out_data", Orange.data.Table),
("out_distance", Orange.misc.SymMatrix),
("out_learner", Orange.core.Learner),
("out_classifier", Orange.core.Classifier, Dynamic),
("out_object", object, Dynamic)]
self.in_data = None
self.in_distance = None
self.in_learner = None
self.in_classifier = None
self.in_object = None
self.auto_execute = False
self.libraryListSource = [
Script("Hello world", "print 'Hello world'\n")
]
self.currentScriptIndex = 0
self.splitterState = None
self.loadSettings()
for s in self.libraryListSource:
s.flags = 0
self._cachedDocuments = {}
self.infoBox = OWGUI.widgetBox(self.controlArea, 'Info')
OWGUI.label(
self.infoBox, self,
"<p>Execute python script.</p><p>Input variables:<ul><li> " +
"<li>".join(t[0] for t in self.inputs) +
"</ul></p><p>Output variables:<ul><li>" +
"<li>".join(t[0] for t in self.outputs) + "</ul></p>")
self.libraryList = PyListModel([],
self,
flags=Qt.ItemIsSelectable
| Qt.ItemIsEnabled | Qt.ItemIsEditable)
self.libraryList.wrap(self.libraryListSource)
self.controlBox = OWGUI.widgetBox(self.controlArea, 'Library')
self.controlBox.layout().setSpacing(1)
self.libraryView = QListView(
editTriggers=QListView.DoubleClicked | QListView.EditKeyPressed,
sizePolicy=QSizePolicy(QSizePolicy.Ignored, QSizePolicy.Preferred))
self.libraryView.setItemDelegate(ScriptItemDelegate(self))
self.libraryView.setModel(self.libraryList)
self.libraryView.selectionModel().selectionChanged.connect(
self.onSelectedScriptChanged)
self.controlBox.layout().addWidget(self.libraryView)
w = ModelActionsWidget()
self.addNewScriptAction = action = QAction("+", self)
action.setToolTip("Add a new script to the library")
action.triggered.connect(self.onAddScript)
w.addAction(action)
action = QAction(unicodedata.lookup("MINUS SIGN"), self)
action.setToolTip("Remove script from library")
action.triggered.connect(self.onRemoveScript)
w.addAction(action)
action = QAction("Update", self)
action.setToolTip("Save changes in the editor to library")
action.setShortcut(QKeySequence(QKeySequence.Save))
action.triggered.connect(self.commitChangesToLibrary)
w.addAction(action)
action = QAction("More", self, toolTip="More actions")
new_from_file = QAction("Import a script from a file", self)
save_to_file = QAction("Save selected script to a file", self)
save_to_file.setShortcut(QKeySequence(QKeySequence.SaveAs))
new_from_file.triggered.connect(self.onAddScriptFromFile)
save_to_file.triggered.connect(self.saveScript)
menu = QMenu(w)
menu.addAction(new_from_file)
menu.addAction(save_to_file)
action.setMenu(menu)
button = w.addAction(action)
button.setPopupMode(QToolButton.InstantPopup)
w.layout().setSpacing(1)
self.controlBox.layout().addWidget(w)
self.runBox = OWGUI.widgetBox(self.controlArea, 'Run')
OWGUI.button(self.runBox, self, "Execute", callback=self.execute)
OWGUI.checkBox(self.runBox,
self,
"auto_execute",
"Auto execute",
tooltip=("Run the script automatically whenever "
"the inputs to the widget change."))
self.splitter = QSplitter(Qt.Vertical, self.mainArea)
self.mainArea.layout().addWidget(self.splitter)
self.defaultFont = defaultFont = \
"Monaco" if sys.platform == "darwin" else "Courier"
self.textBox = OWGUI.widgetBox(self, 'Python script')
self.splitter.addWidget(self.textBox)
self.text = PythonScriptEditor(self)
self.textBox.layout().addWidget(self.text)
self.textBox.setAlignment(Qt.AlignVCenter)
self.text.setTabStopWidth(4)
self.text.modificationChanged[bool].connect(self.onModificationChanged)
self.consoleBox = OWGUI.widgetBox(self, 'Console')
self.splitter.addWidget(self.consoleBox)
self.console = PythonConsole(self.__dict__, self)
self.consoleBox.layout().addWidget(self.console)
self.console.document().setDefaultFont(QFont(defaultFont))
self.consoleBox.setAlignment(Qt.AlignBottom)
self.console.setTabStopWidth(4)
select_row(self.libraryView, self.currentScriptIndex)
self.splitter.setSizes([2, 1])
if self.splitterState is not None:
self.splitter.restoreState(QByteArray(self.splitterState))
self.splitter.splitterMoved[int, int].connect(self.onSpliterMoved)
self.controlArea.layout().addStretch(1)
self.resize(800, 600)
def setExampleTable(self, et):
self.in_data = et
def setDistanceMatrix(self, dm):
self.in_distance = dm
def setLearner(self, learner):
self.in_learner = learner
def setClassifier(self, classifier):
self.in_classifier = classifier
def setObject(self, obj):
self.in_object = obj
def handleNewSignals(self):
if self.auto_execute:
self.execute()
def selectedScriptIndex(self):
rows = self.libraryView.selectionModel().selectedRows()
if rows:
return [i.row() for i in rows][0]
else:
return None
def setSelectedScript(self, index):
select_row(self.libraryView, index)
def onAddScript(self, *args):
self.libraryList.append(Script("New script", "", 0))
self.setSelectedScript(len(self.libraryList) - 1)
def onAddScriptFromFile(self, *args):
filename = QFileDialog.getOpenFileName(
self, 'Open Python Script', os.path.expanduser("~/"),
'Python files (*.py)\nAll files(*.*)')
filename = unicode(filename)
if filename:
name = os.path.basename(filename)
self.libraryList.append(
Script(name,
open(filename, "rb").read(), 0, filename))
self.setSelectedScript(len(self.libraryList) - 1)
def onRemoveScript(self, *args):
index = self.selectedScriptIndex()
if index is not None:
del self.libraryList[index]
select_row(self.libraryView, max(index - 1, 0))
def onSelectedScriptChanged(self, selected, deselected):
index = [i.row() for i in selected.indexes()]
if index:
current = index[0]
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 = unicode(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 = str(self.splitter.saveState())
def saveScript(self):
index = self.selectedScriptIndex()
filename = os.path.expanduser("~/")
if index is not None:
script = self.libraryList[index]
filename = script.sourceFileName or filename
filename = QFileDialog.getSaveFileName(
self, 'Save Python Script', filename,
'Python files (*.py)\nAll files(*.*)')
self.codeFile = unicode(filename)
if self.codeFile:
fn = ""
head, tail = os.path.splitext(self.codeFile)
if not tail:
fn = head + ".py"
else:
fn = self.codeFile
f = open(fn, 'w')
f.write(self.text.toPlainText())
f.close()
def execute(self):
self._script = str(self.text.toPlainText())
self.console.write("\nRunning script:\n")
self.console.push("exec(_script)")
self.console.new_prompt(sys.ps1)
for out in self.outputs:
signal = out[0]
self.send(signal, getattr(self, signal, None))
class DiscreteVariableEditor(VariableEditor):
"""An editor widget for editing a discrete variable.
Extends the :class:`VariableEditor` to enable editing of
variables values.
"""
def setup_gui(self):
layout = QVBoxLayout()
self.setLayout(layout)
self.main_form = QFormLayout()
self.main_form.setFieldGrowthPolicy(QFormLayout.AllNonFixedFieldsGrow)
layout.addLayout(self.main_form)
self._setup_gui_name()
self._setup_gui_values()
self._setup_gui_labels()
def _setup_gui_values(self):
self.values_edit = QListView()
self.values_edit.setEditTriggers(QListView.DoubleClicked | \
QListView.EditKeyPressed)
self.values_model = PyListModel(flags=Qt.ItemIsSelectable | \
Qt.ItemIsEnabled | Qt.ItemIsEditable)
self.values_edit.setModel(self.values_model)
self.values_model.dataChanged.connect(self.on_values_changed)
self.main_form.addRow("Values", self.values_edit)
def set_data(self, var):
"""Set the variable to edit
"""
VariableEditor.set_data(self, var)
self.values_model.wrap([])
if var is not None:
for v in var.values:
self.values_model.append(v)
def get_data(self):
"""Retrieve the modified variable
"""
name = str(self.name_edit.text())
labels = self.labels_model.get_dict()
values = map(str, self.values_model)
if not self.is_same():
var = type(self.var)(name, values=values)
var.attributes.update(labels)
self.var = var
else:
var = self.var
return var
def is_same(self):
"""Is the current model state the same as the input.
"""
values = map(str, self.values_model)
return VariableEditor.is_same(self) and self.var.values == values
def clear(self):
"""Clear the model state.
"""
VariableEditor.clear(self)
self.values_model.wrap([])
@QtCore.Slot()
def on_values_changed(self):
self.maybe_commit()
def __init__(self, parent=None, signalManager=None):
OWWidget.__init__(self, parent, signalManager, 'MultiData Python Script')
self.inputs = [("in_data", ExampleTable, self.setExampleTable, Default + Multiple),
("in_distance", orange.SymMatrix, self.setDistanceMatrix),
("in_network", Orange.network.Graph, self.setNetwork),
("in_learners", orange.Learner, self.setLearner, Default + Multiple),
("in_classifiers", orange.Classifier, self.setClassifier, Default + Multiple),
("in_misc", object, self.setMisc, Default + Multiple)]
self.outputs = [("out_data", ExampleTable),
("out_distance", orange.SymMatrix),
("out_network", Orange.network.Graph),
("out_learner", orange.Learner),
("out_classifier", orange.Classifier, Dynamic),
("out_test_results", Orange.evaluation.testing.ExperimentResults),
("out_misc", object)]
self.in_data = []
self.in_data_dict = {} # TODO: switch to weakref?
self.in_learners = []
self.in_learner_dict = {}
self.in_classifiers = []
self.in_classifier_dict = {}
self.in_misc = []
self.in_misc_dict = {}
self.in_network = None
self.in_distance = None
self.codeFile = ''
self.libraryListSource = [Script("Hello world", "print 'Hello world'\n")]
self.currentScriptIndex = 0
self.splitterState = None
self.loadSettings()
for s in self.libraryListSource:
s.flags = 0
self._cachedDocuments = {}
self.infoBox = OWGUI.widgetBox(self.controlArea, 'Info')
label = OWGUI.label(self.infoBox, self, "<p>Execute python script.</p><p>Input variables:<ul><li> " + \
"<li>".join(t[0] for t in self.inputs) + "</ul></p><p>Output variables:<ul><li>" + \
"<li>".join(t[0] for t in self.outputs) + "</ul></p>")
self.libraryList = PyListModel([], self, flags=Qt.ItemIsSelectable | Qt.ItemIsEnabled | Qt.ItemIsEditable)
# self.libraryList.append(Script("Hello world", "print 'Hello world'\n"))
self.libraryList.wrap(self.libraryListSource)
self.controlBox = OWGUI.widgetBox(self.controlArea, 'Library')
self.controlBox.layout().setSpacing(1)
self.libraryView = QListView()
self.libraryView.setEditTriggers(QListView.DoubleClicked | QListView.EditKeyPressed)
self.libraryView.setSizePolicy(QSizePolicy.Ignored, QSizePolicy.Preferred)
self.libraryView.setItemDelegate(ScriptItemDelegate(self))
self.libraryView.setModel(self.libraryList)
self.connect(self.libraryView.selectionModel(), SIGNAL("selectionChanged(QItemSelection, QItemSelection)"), self.onSelectedScriptChanged)
self.controlBox.layout().addWidget(self.libraryView)
w = ModelActionsWidget()
self.addNewScriptAction = action = QAction("+", self)
action.pyqtConfigure(toolTip="Add a new script to the library")
self.connect(action, SIGNAL("triggered()"), self.onAddScript)
new_empty = QAction("Add a new empty script", action)
new_from_file = QAction("Add a new script from a file", action)
self.connect(new_empty, SIGNAL("triggered()"), self.onAddScript)
self.connect(new_from_file, SIGNAL("triggered()"), self.onAddScriptFromFile)
menu = QMenu(w)
menu.addAction(new_empty)
menu.addAction(new_from_file)
# action.setMenu(menu)
button = w.addAction(action)
self.removeAction = action = QAction("-", self)
action.pyqtConfigure(toolTip="Remove script from library")
self.connect(action, SIGNAL("triggered()"), self.onRemoveScript)
w.addAction(action)
action = QAction("Update", self)
action.pyqtConfigure(toolTip="Save changes in the editor to library")
action.setShortcut(QKeySequence(QKeySequence.Save))
self.connect(action, SIGNAL("triggered()"), self.commitChangesToLibrary)
b = w.addAction(action)
# b.setSizePolicy(QSizePolicy.MinimumExpanding, QSizePolicy.Fixed)
action = QAction("More", self)
action.pyqtConfigure(toolTip="More actions") #, icon=self.style().standardIcon(QStyle.SP_ToolBarHorizontalExtensionButton))
self.openScriptFromFileAction = new_from_file = QAction("Import a script from a file", self)
self.saveScriptToFile = save_to_file = QAction("Save selected script to a file", self)
save_to_file.setShortcut(QKeySequence(QKeySequence.SaveAs))
self.connect(new_from_file, SIGNAL("triggered()"), self.onAddScriptFromFile)
self.connect(save_to_file, SIGNAL("triggered()"), self.saveScript)
menu = QMenu(w)
menu.addAction(new_from_file)
menu.addAction(save_to_file)
action.setMenu(menu)
b = w.addAction(action)
b.setPopupMode(QToolButton.InstantPopup)
## TODO: set the space for the indicator
w.layout().setSpacing(1)
self.controlBox.layout().addWidget(w)
# OWGUI.button(self.controlBox, self, "Open...", callback=self.openScript)
# OWGUI.button(self.controlBox, self, "Save...", callback=self.saveScript)
self.runBox = OWGUI.widgetBox(self.controlArea, 'Run')
OWGUI.button(self.runBox, self, "Execute", callback=self.execute)
self.splitCanvas = QSplitter(Qt.Vertical, self.mainArea)
self.mainArea.layout().addWidget(self.splitCanvas)
self.defaultFont = defaultFont = "Monaco" if sys.platform == "darwin" else "Courier"
self.textBox = OWGUI.widgetBox(self, 'MultiData Python script')
self.splitCanvas.addWidget(self.textBox)
self.text = PythonScriptEditor(self)
self.textBox.layout().addWidget(self.text)
self.textBox.setAlignment(Qt.AlignVCenter)
self.text.setTabStopWidth(4)
self.connect(self.text, SIGNAL("modificationChanged(bool)"), self.onModificationChanged)
self.saveAction = action = QAction("&Save", self.text)
action.pyqtConfigure(toolTip="Save script to file")
action.setShortcut(QKeySequence(QKeySequence.Save))
action.setShortcutContext(Qt.WidgetWithChildrenShortcut)
self.connect(action, SIGNAL("triggered()"), self.saveScript)
self.consoleBox = OWGUI.widgetBox(self, 'Console')
self.splitCanvas.addWidget(self.consoleBox)
self.console = PythonConsole(self.__dict__, self)
self.consoleBox.layout().addWidget(self.console)
self.console.document().setDefaultFont(QFont(defaultFont))
self.consoleBox.setAlignment(Qt.AlignBottom)
self.console.setTabStopWidth(4)
self.openScript(self.codeFile)
try:
self.libraryView.selectionModel().select(self.libraryList.index(self.currentScriptIndex), QItemSelectionModel.ClearAndSelect)
except Exception:
pass
self.splitCanvas.setSizes([2, 1])
if self.splitterState is not None:
self.splitCanvas.restoreState(QByteArray(self.splitterState))
self.connect(self.splitCanvas, SIGNAL("splitterMoved(int, int)"), lambda pos, ind: setattr(self, "splitterState", str(self.splitCanvas.saveState())))
self.controlArea.layout().addStretch(1)
self.resize(800,600)
class OWMultiDataPythonScript(OWWidget):
settingsList = ["codeFile", "libraryListSource", "currentScriptIndex", "splitterState"]
def __init__(self, parent=None, signalManager=None):
OWWidget.__init__(self, parent, signalManager, 'MultiData Python Script')
self.inputs = [("in_data", ExampleTable, self.setExampleTable, Default + Multiple),
("in_distance", orange.SymMatrix, self.setDistanceMatrix),
("in_network", Orange.network.Graph, self.setNetwork),
("in_learners", orange.Learner, self.setLearner, Default + Multiple),
("in_classifiers", orange.Classifier, self.setClassifier, Default + Multiple),
("in_misc", object, self.setMisc, Default + Multiple)]
self.outputs = [("out_data", ExampleTable),
("out_distance", orange.SymMatrix),
("out_network", Orange.network.Graph),
("out_learner", orange.Learner),
("out_classifier", orange.Classifier, Dynamic),
("out_test_results", Orange.evaluation.testing.ExperimentResults),
("out_misc", object)]
self.in_data = []
self.in_data_dict = {} # TODO: switch to weakref?
self.in_learners = []
self.in_learner_dict = {}
self.in_classifiers = []
self.in_classifier_dict = {}
self.in_misc = []
self.in_misc_dict = {}
self.in_network = None
self.in_distance = None
self.codeFile = ''
self.libraryListSource = [Script("Hello world", "print 'Hello world'\n")]
self.currentScriptIndex = 0
self.splitterState = None
self.loadSettings()
for s in self.libraryListSource:
s.flags = 0
self._cachedDocuments = {}
self.infoBox = OWGUI.widgetBox(self.controlArea, 'Info')
label = OWGUI.label(self.infoBox, self, "<p>Execute python script.</p><p>Input variables:<ul><li> " + \
"<li>".join(t[0] for t in self.inputs) + "</ul></p><p>Output variables:<ul><li>" + \
"<li>".join(t[0] for t in self.outputs) + "</ul></p>")
self.libraryList = PyListModel([], self, flags=Qt.ItemIsSelectable | Qt.ItemIsEnabled | Qt.ItemIsEditable)
# self.libraryList.append(Script("Hello world", "print 'Hello world'\n"))
self.libraryList.wrap(self.libraryListSource)
self.controlBox = OWGUI.widgetBox(self.controlArea, 'Library')
self.controlBox.layout().setSpacing(1)
self.libraryView = QListView()
self.libraryView.setEditTriggers(QListView.DoubleClicked | QListView.EditKeyPressed)
self.libraryView.setSizePolicy(QSizePolicy.Ignored, QSizePolicy.Preferred)
self.libraryView.setItemDelegate(ScriptItemDelegate(self))
self.libraryView.setModel(self.libraryList)
self.connect(self.libraryView.selectionModel(), SIGNAL("selectionChanged(QItemSelection, QItemSelection)"), self.onSelectedScriptChanged)
self.controlBox.layout().addWidget(self.libraryView)
w = ModelActionsWidget()
self.addNewScriptAction = action = QAction("+", self)
action.pyqtConfigure(toolTip="Add a new script to the library")
self.connect(action, SIGNAL("triggered()"), self.onAddScript)
new_empty = QAction("Add a new empty script", action)
new_from_file = QAction("Add a new script from a file", action)
self.connect(new_empty, SIGNAL("triggered()"), self.onAddScript)
self.connect(new_from_file, SIGNAL("triggered()"), self.onAddScriptFromFile)
menu = QMenu(w)
menu.addAction(new_empty)
menu.addAction(new_from_file)
# action.setMenu(menu)
button = w.addAction(action)
self.removeAction = action = QAction("-", self)
action.pyqtConfigure(toolTip="Remove script from library")
self.connect(action, SIGNAL("triggered()"), self.onRemoveScript)
w.addAction(action)
action = QAction("Update", self)
action.pyqtConfigure(toolTip="Save changes in the editor to library")
action.setShortcut(QKeySequence(QKeySequence.Save))
self.connect(action, SIGNAL("triggered()"), self.commitChangesToLibrary)
b = w.addAction(action)
# b.setSizePolicy(QSizePolicy.MinimumExpanding, QSizePolicy.Fixed)
action = QAction("More", self)
action.pyqtConfigure(toolTip="More actions") #, icon=self.style().standardIcon(QStyle.SP_ToolBarHorizontalExtensionButton))
self.openScriptFromFileAction = new_from_file = QAction("Import a script from a file", self)
self.saveScriptToFile = save_to_file = QAction("Save selected script to a file", self)
save_to_file.setShortcut(QKeySequence(QKeySequence.SaveAs))
self.connect(new_from_file, SIGNAL("triggered()"), self.onAddScriptFromFile)
self.connect(save_to_file, SIGNAL("triggered()"), self.saveScript)
menu = QMenu(w)
menu.addAction(new_from_file)
menu.addAction(save_to_file)
action.setMenu(menu)
b = w.addAction(action)
b.setPopupMode(QToolButton.InstantPopup)
## TODO: set the space for the indicator
w.layout().setSpacing(1)
self.controlBox.layout().addWidget(w)
# OWGUI.button(self.controlBox, self, "Open...", callback=self.openScript)
# OWGUI.button(self.controlBox, self, "Save...", callback=self.saveScript)
self.runBox = OWGUI.widgetBox(self.controlArea, 'Run')
OWGUI.button(self.runBox, self, "Execute", callback=self.execute)
self.splitCanvas = QSplitter(Qt.Vertical, self.mainArea)
self.mainArea.layout().addWidget(self.splitCanvas)
self.defaultFont = defaultFont = "Monaco" if sys.platform == "darwin" else "Courier"
self.textBox = OWGUI.widgetBox(self, 'MultiData Python script')
self.splitCanvas.addWidget(self.textBox)
self.text = PythonScriptEditor(self)
self.textBox.layout().addWidget(self.text)
self.textBox.setAlignment(Qt.AlignVCenter)
self.text.setTabStopWidth(4)
self.connect(self.text, SIGNAL("modificationChanged(bool)"), self.onModificationChanged)
self.saveAction = action = QAction("&Save", self.text)
action.pyqtConfigure(toolTip="Save script to file")
action.setShortcut(QKeySequence(QKeySequence.Save))
action.setShortcutContext(Qt.WidgetWithChildrenShortcut)
self.connect(action, SIGNAL("triggered()"), self.saveScript)
self.consoleBox = OWGUI.widgetBox(self, 'Console')
self.splitCanvas.addWidget(self.consoleBox)
self.console = PythonConsole(self.__dict__, self)
self.consoleBox.layout().addWidget(self.console)
self.console.document().setDefaultFont(QFont(defaultFont))
self.consoleBox.setAlignment(Qt.AlignBottom)
self.console.setTabStopWidth(4)
self.openScript(self.codeFile)
try:
self.libraryView.selectionModel().select(self.libraryList.index(self.currentScriptIndex), QItemSelectionModel.ClearAndSelect)
except Exception:
pass
self.splitCanvas.setSizes([2, 1])
if self.splitterState is not None:
self.splitCanvas.restoreState(QByteArray(self.splitterState))
self.connect(self.splitCanvas, SIGNAL("splitterMoved(int, int)"), lambda pos, ind: setattr(self, "splitterState", str(self.splitCanvas.saveState())))
self.controlArea.layout().addStretch(1)
self.resize(800,600)
def setDistanceMatrix(self, dm):
self.in_distance = dm
def setNetwork(self, net):
self.in_network = net
def setExampleTable(self, table, widget_tuple):
# dictionary of id(input) to exampletable, if data is not None
# if existing entry turns to None, remove.
if table is None:
self.in_data_dict.pop(widget_tuple, None)
else:
self.in_data_dict[widget_tuple] = table
self.in_data = self.in_data_dict.values()
def setLearner(self, learner, widget_tuple):
# dictionary of id(input) to exampletable, if data is not None
# if existing entry turns to None, remove.
if learner is None:
self.in_learner_dict.pop(widget_tuple, None)
else:
self.in_learner_dict[widget_tuple] = learner
self.in_learners = self.in_learner_dict.values()
def setClassifier(self, classifier, widget_tuple):
# dictionary of id(input) to exampletable, if data is not None
# if existing entry turns to None, remove.
if classifier is None:
self.in_classifier_dict.pop(widget_tuple, None)
else:
self.in_classifier_dict[widget_tuple] = classifier
self.in_classifiers = self.in_classifier_dict.values()
def setMisc(self, misc, widget_tuple):
# dictionary of id(input) to exampletable, if data is not None
# if existing entry turns to None, remove.
if misc is None:
self.in_misc_dict.pop(widget_tuple, None)
else:
self.in_misc_dict[widget_tuple] = misc
self.in_misc = self.in_misc_dict.values()
def selectedScriptIndex(self):
rows = self.libraryView.selectionModel().selectedRows()
if rows:
return [i.row() for i in rows][0]
else:
return None
def setSelectedScript(self, index):
selection = self.libraryView.selectionModel()
selection.select(self.libraryList.index(index), QItemSelectionModel.ClearAndSelect)
def onAddScript(self, *args):
self.libraryList.append(Script("New script", "", 0))
self.setSelectedScript(len(self.libraryList) - 1)
def onAddScriptFromFile(self, *args):
file = QFileDialog.getOpenFileName(self, 'Open Python Script', self.codeFile, 'Python files (*.py)\nAll files(*.*)')
file = unicode(file)
if file:
name = os.path.basename(file)
self.libraryList.append(Script(name, open(file, "rb").read(), 0, file))
self.setSelectedScript(len(self.libraryList) - 1)
def onRemoveScript(self, *args):
index = self.selectedScriptIndex()
if index is not None:
del self.libraryList[index]
self.libraryView.selectionModel().select(self.libraryList.index(max(index - 1, 0)), QItemSelectionModel.ClearAndSelect)
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)
self.connect(doc, SIGNAL("modificationChanged(bool)"), 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 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 openScript(self, filename=None):
if filename == None:
filename = unicode(QFileDialog.getOpenFileName(self, 'Open Python Script',
self.codeFile, 'Python files (*.py)\nAll files(*.*)'))
self.codeFile = filename
else:
self.codeFile = filename
if self.codeFile == "":
return
self.error(0)
try:
f = open(self.codeFile, 'r')
except (IOError, OSError), ex:
self.text.setPlainText("")
return
self.text.setPlainText(f.read())
f.close()
class OWPythonScript(OWWidget):
settingsList = [
"codeFile", "libraryListSource", "currentScriptIndex", "splitterState"
]
def __init__(self, parent=None, signalManager=None):
OWWidget.__init__(self, parent, signalManager, 'Python Script')
self.inputs = [
("in_data", ExampleTable, self.setExampleTable),
("in_distance", orange.SymMatrix, self.setDistanceMatrix),
("in_network", Orange.network.Graph, self.setNetwork),
("in_learner", orange.Learner, self.setLearner),
("in_classifier", orange.Classifier, self.setClassifier)
]
self.outputs = [("out_data", ExampleTable),
("out_distance", orange.SymMatrix),
("out_network", Orange.network.Graph),
("out_learner", orange.Learner),
("out_classifier", orange.Classifier, Dynamic)]
self.in_data = None
self.in_network = None
self.in_distance = None
self.in_learner = None
self.in_classifier = None
self.codeFile = ''
self.libraryListSource = [
Script("Hello world", "print 'Hello world'\n")
]
self.currentScriptIndex = 0
self.splitterState = None
self.loadSettings()
for s in self.libraryListSource:
s.flags = 0
self._cachedDocuments = {}
self.infoBox = OWGUI.widgetBox(self.controlArea, 'Info')
label = OWGUI.label(self.infoBox, self, "<p>Execute python script.</p><p>Input variables:<ul><li> " + \
"<li>".join(t[0] for t in self.inputs) + "</ul></p><p>Output variables:<ul><li>" + \
"<li>".join(t[0] for t in self.outputs) + "</ul></p>")
self.libraryList = PyListModel([],
self,
flags=Qt.ItemIsSelectable
| Qt.ItemIsEnabled | Qt.ItemIsEditable)
# self.libraryList.append(Script("Hello world", "print 'Hello world'\n"))
self.libraryList.wrap(self.libraryListSource)
self.controlBox = OWGUI.widgetBox(self.controlArea, 'Library')
self.controlBox.layout().setSpacing(1)
self.libraryView = QListView()
self.libraryView.pyqtConfigure(editTriggers=QListView.DoubleClicked
| QListView.SelectedClicked)
self.libraryView.setSizePolicy(QSizePolicy.Ignored,
QSizePolicy.Preferred)
self.libraryView.setItemDelegate(ScriptItemDelegate(self))
self.libraryView.setModel(self.libraryList)
self.connect(
self.libraryView.selectionModel(),
SIGNAL("selectionChanged(QItemSelection, QItemSelection)"),
self.onSelectedScriptChanged)
self.controlBox.layout().addWidget(self.libraryView)
w = ModelActionsWidget()
self.addNewScriptAction = action = QAction("+", self)
action.pyqtConfigure(toolTip="Add a new script to the library")
self.connect(action, SIGNAL("triggered()"), self.onAddScript)
new_empty = QAction("Add a new empty script", action)
new_from_file = QAction("Add a new script from a file", action)
self.connect(new_empty, SIGNAL("triggered()"), self.onAddScript)
self.connect(new_from_file, SIGNAL("triggered()"),
self.onAddScriptFromFile)
menu = QMenu(w)
menu.addAction(new_empty)
menu.addAction(new_from_file)
# action.setMenu(menu)
button = w.addAction(action)
self.removeAction = action = QAction("-", self)
action.pyqtConfigure(toolTip="Remove script from library")
self.connect(action, SIGNAL("triggered()"), self.onRemoveScript)
w.addAction(action)
action = QAction("Update", self)
action.pyqtConfigure(toolTip="Save changes in the editor to library")
action.setShortcut(QKeySequence(QKeySequence.Save))
self.connect(action, SIGNAL("triggered()"),
self.commitChangesToLibrary)
b = w.addAction(action)
# b.setSizePolicy(QSizePolicy.MinimumExpanding, QSizePolicy.Fixed)
action = QAction("More", self)
action.pyqtConfigure(
toolTip="More actions"
) #, icon=self.style().standardIcon(QStyle.SP_ToolBarHorizontalExtensionButton))
self.openScriptFromFileAction = new_from_file = QAction(
"Import a script from a file", self)
self.saveScriptToFile = save_to_file = QAction(
"Save selected script to a file", self)
save_to_file.setShortcut(QKeySequence(QKeySequence.SaveAs))
self.connect(new_from_file, SIGNAL("triggered()"),
self.onAddScriptFromFile)
self.connect(save_to_file, SIGNAL("triggered()"), self.saveScript)
menu = QMenu(w)
menu.addAction(new_from_file)
menu.addAction(save_to_file)
action.setMenu(menu)
b = w.addAction(action)
b.setPopupMode(QToolButton.InstantPopup)
## TODO: set the space for the indicator
w.layout().setSpacing(1)
self.controlBox.layout().addWidget(w)
# OWGUI.button(self.controlBox, self, "Open...", callback=self.openScript)
# OWGUI.button(self.controlBox, self, "Save...", callback=self.saveScript)
self.runBox = OWGUI.widgetBox(self.controlArea, 'Run')
OWGUI.button(self.runBox, self, "Execute", callback=self.execute)
self.splitCanvas = QSplitter(Qt.Vertical, self.mainArea)
self.mainArea.layout().addWidget(self.splitCanvas)
self.defaultFont = defaultFont = "Monaco" if sys.platform == "darwin" else "Courier"
self.textBox = OWGUI.widgetBox(self, 'Python script')
self.splitCanvas.addWidget(self.textBox)
self.text = PythonScriptEditor(self)
self.textBox.layout().addWidget(self.text)
self.textBox.setAlignment(Qt.AlignVCenter)
self.text.setTabStopWidth(4)
self.connect(self.text, SIGNAL("modificationChanged(bool)"),
self.onModificationChanged)
self.saveAction = action = QAction("&Save", self.text)
action.pyqtConfigure(toolTip="Save script to file")
action.setShortcut(QKeySequence(QKeySequence.Save))
action.setShortcutContext(Qt.WidgetWithChildrenShortcut)
self.connect(action, SIGNAL("triggered()"), self.saveScript)
self.consoleBox = OWGUI.widgetBox(self, 'Console')
self.splitCanvas.addWidget(self.consoleBox)
self.console = PythonConsole(self.__dict__, self)
self.consoleBox.layout().addWidget(self.console)
self.console.document().setDefaultFont(QFont(defaultFont))
self.consoleBox.setAlignment(Qt.AlignBottom)
self.console.setTabStopWidth(4)
self.openScript(self.codeFile)
try:
self.libraryView.selectionModel().select(
self.libraryList.index(self.currentScriptIndex),
QItemSelectionModel.ClearAndSelect)
except Exception:
pass
self.splitCanvas.setSizes([2, 1])
if self.splitterState is not None:
self.splitCanvas.restoreState(QByteArray(self.splitterState))
self.connect(
self.splitCanvas, SIGNAL("splitterMoved(int, int)"),
lambda pos, ind: setattr(self, "splitterState",
str(self.splitCanvas.saveState())))
self.controlArea.layout().addStretch(1)
self.resize(800, 600)
def setExampleTable(self, et):
self.in_data = et
def setDistanceMatrix(self, dm):
self.in_distance = dm
def setNetwork(self, net):
self.in_network = net
def setLearner(self, learner):
self.in_learner = learner
def setClassifier(self, classifier):
self.in_classifier = classifier
def selectedScriptIndex(self):
rows = self.libraryView.selectionModel().selectedRows()
if rows:
return [i.row() for i in rows][0]
else:
return None
def setSelectedScript(self, index):
selection = self.libraryView.selectionModel()
selection.select(self.libraryList.index(index),
QItemSelectionModel.ClearAndSelect)
def onAddScript(self, *args):
self.libraryList.append(Script("New script", "", 0))
self.setSelectedScript(len(self.libraryList) - 1)
def onAddScriptFromFile(self, *args):
file = QFileDialog.getOpenFileName(
self, 'Open Python Script', self.codeFile,
'Python files (*.py)\nAll files(*.*)')
if file:
file = str(file)
name = os.path.basename(file)
self.libraryList.append(
Script(name,
open(file, "rb").read(), 0, file))
self.setSelectedScript(len(self.libraryList) - 1)
def onRemoveScript(self, *args):
index = self.selectedScriptIndex()
if index is not None:
del self.libraryList[index]
self.libraryView.selectionModel().select(
self.libraryList.index(max(index - 1, 0)),
QItemSelectionModel.ClearAndSelect)
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)
self.connect(doc, SIGNAL("modificationChanged(bool)"),
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 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 openScript(self, filename=None):
if filename == None:
self.codeFile = str(
QFileDialog.getOpenFileName(
self, 'Open Python Script', self.codeFile,
'Python files (*.py)\nAll files(*.*)'))
else:
self.codeFile = filename
if self.codeFile == "":
return
self.error(0)
try:
f = open(self.codeFile, 'r')
except (IOError, OSError), ex:
self.text.setPlainText("")
return
self.text.setPlainText(f.read())
f.close()
def __init__(self, var, parent=None, **kwargs):
PyListModel.__init__(self, [], parent, **kwargs)
self.wrap(var.values)
self.colorPalette = OWColorPalette.ColorPaletteHSV(len(self))
def data(self, index, role=Qt.DisplayRole):
if role == Qt.DecorationRole:
i = index.row()
return QVariant(self.itemQIcon(i))
else:
return PyListModel.data(self, index, role)
class DiscreteVariableEditor(VariableEditor):
"""An editor widget for editing a discrete variable.
Extends the :class:`VariableEditor` to enable editing of
variables values.
"""
def setup_gui(self):
layout = QVBoxLayout()
self.setLayout(layout)
self.main_form = QFormLayout()
self.main_form.setFieldGrowthPolicy(QFormLayout.AllNonFixedFieldsGrow)
layout.addLayout(self.main_form)
self._setup_gui_name()
self._setup_gui_values()
self._setup_gui_labels()
def _setup_gui_values(self):
self.values_edit = QListView()
self.values_edit.setEditTriggers(QTreeView.CurrentChanged)
self.values_model = PyListModel(flags=Qt.ItemIsSelectable | \
Qt.ItemIsEnabled | Qt.ItemIsEditable)
self.values_edit.setModel(self.values_model)
self.values_model.dataChanged.connect(self.on_values_changed)
self.main_form.addRow("Values", self.values_edit)
def set_data(self, var):
"""Set the variable to edit
"""
VariableEditor.set_data(self, var)
self.values_model.wrap([])
if var is not None:
for v in var.values:
self.values_model.append(v)
def get_data(self):
"""Retrieve the modified variable
"""
name = str(self.name_edit.text())
labels = self.labels_model.get_dict()
values = map(str, self.values_model)
if not self.is_same():
var = type(self.var)(name, values=values)
var.attributes.update(labels)
self.var = var
else:
var = self.var
return var
def is_same(self):
"""Is the current model state the same as the input.
"""
values = map(str, self.values_model)
return VariableEditor.is_same(self) and self.var.values == values
def clear(self):
"""Clear the model state.
"""
VariableEditor.clear(self)
self.values_model.wrap([])
@QtCore.Slot()
def on_values_changed(self):
self.maybe_commit()
def __init__(self, parent=None, signalManager=None, name="Preprocess"):
OWWidget.__init__(self, parent, signalManager, name)
self.inputs = [("Example Table", ExampleTable, self.setData)
] #, ("Learner", orange.Learner, self.setLearner)]
self.outputs = [("Preprocess", orngWrap.PreprocessedLearner),
("Preprocessed Example Table", ExampleTable)
] #, ("Preprocessor", orange.Preprocessor)]
self.autoCommit = False
self.changedFlag = False
# self.allSchemas = [PreprocessorSchema("Default" , [Preprocessor_discretize(method=orange.EntropyDiscretization()), Preprocessor_dropMissing()])]
self.allSchemas = [("Default", [
Preprocessor_discretizeEntropy(
method=orange.EntropyDiscretization()),
Preprocessor_dropMissing()
], 0)]
self.lastSelectedSchemaIndex = 0
self.preprocessorsList = PyListModel([], self)
box = OWGUI.widgetBox(self.controlArea, "Preprocessors", addSpace=True)
box.layout().setSpacing(1)
self.setStyleSheet("QListView::item { margin: 1px;}")
self.preprocessorsListView = QListView()
self.preprocessorsListSelectionModel = ListSingleSelectionModel(
self.preprocessorsList, self)
self.preprocessorsListView.setItemDelegate(
PreprocessorItemDelegate(self))
self.preprocessorsListView.setModel(self.preprocessorsList)
self.preprocessorsListView.setSelectionModel(
self.preprocessorsListSelectionModel)
self.preprocessorsListView.setSelectionMode(QListView.SingleSelection)
self.connect(self.preprocessorsListSelectionModel,
SIGNAL("selectedIndexChanged(QModelIndex)"),
self.onPreprocessorSelection)
self.connect(self.preprocessorsList,
SIGNAL("dataChanged(QModelIndex, QModelIndex)"),
lambda arg1, arg2: self.commitIf)
box.layout().addWidget(self.preprocessorsListView)
self.addPreprocessorAction = QAction("+", self)
self.addPreprocessorAction.pyqtConfigure(
toolTip="Add a new preprocessor to the list")
self.removePreprocessorAction = QAction("-", self)
self.removePreprocessorAction.pyqtConfigure(
toolTip="Remove selected preprocessor from the list")
self.removePreprocessorAction.setEnabled(False)
self.connect(
self.preprocessorsListSelectionModel,
SIGNAL("selectedIndexChanged(QModelIndex)"), lambda index: self.
removePreprocessorAction.setEnabled(index.isValid()))
actionsWidget = ModelActionsWidget(
[self.addPreprocessorAction, self.removePreprocessorAction])
actionsWidget.layout().setSpacing(1)
actionsWidget.layout().addStretch(10)
box.layout().addWidget(actionsWidget)
self.connect(self.addPreprocessorAction, SIGNAL("triggered()"),
self.onAddPreprocessor)
self.connect(self.removePreprocessorAction, SIGNAL("triggered()"),
self.onRemovePreprocessor)
box = OWGUI.widgetBox(self.controlArea, "Saved Schemas", addSpace=True)
self.schemaFilterEdit = OWGUIEx.LineEditFilter(self)
box.layout().addWidget(self.schemaFilterEdit)
self.schemaList = PyListModel([],
self,
flags=Qt.ItemIsSelectable
| Qt.ItemIsEditable | Qt.ItemIsEnabled)
self.schemaListProxy = PySortFilterProxyModel(filter_fmt="{0.name}",
parent=self)
self.schemaListProxy.setFilterCaseSensitivity(Qt.CaseInsensitive)
self.schemaListProxy.setSourceModel(self.schemaList)
self.schemaListView = QListView()
self.schemaListView.setItemDelegate(PreprocessorSchemaDelegate(self))
# self.schemaListView.setModel(self.schemaList)
self.schemaListView.setModel(self.schemaListProxy)
self.connect(self.schemaFilterEdit, SIGNAL("textEdited(QString)"),
self.schemaListProxy.setFilterRegExp)
box.layout().addWidget(self.schemaListView)
self.schemaListSelectionModel = ListSingleSelectionModel(
self.schemaListProxy, self)
self.schemaListView.setSelectionMode(QListView.SingleSelection)
self.schemaListView.setSelectionModel(self.schemaListSelectionModel)
self.connect(self.schemaListSelectionModel,
SIGNAL("selectedIndexChanged(QModelIndex)"),
self.onSchemaSelection)
self.addSchemaAction = QAction("+", self)
self.addSchemaAction.pyqtConfigure(
toolTip="Add a new preprocessor schema")
self.updateSchemaAction = QAction("Update", self)
self.updateSchemaAction.pyqtConfigure(
toolTip="Save changes made in the current schema")
self.removeSchemaAction = QAction("-", self)
self.removeSchemaAction.pyqtConfigure(toolTip="Remove selected schema")
self.updateSchemaAction.setEnabled(False)
self.removeSchemaAction.setEnabled(False)
actionsWidget = ModelActionsWidget([])
actionsWidget.addAction(self.addSchemaAction)
actionsWidget.addAction(self.updateSchemaAction).setSizePolicy(
QSizePolicy.MinimumExpanding, QSizePolicy.Fixed)
actionsWidget.addAction(self.removeSchemaAction)
actionsWidget.layout().setSpacing(1)
box.layout().addWidget(actionsWidget)
self.connect(self.addSchemaAction, SIGNAL("triggered()"),
self.onAddSchema)
self.connect(self.updateSchemaAction, SIGNAL("triggered()"),
self.onUpdateSchema)
self.connect(self.removeSchemaAction, SIGNAL("triggered()"),
self.onRemoveSchema)
self.addPreprocessorsMenuActions = actions = []
for name, pp, kwargs in self.preprocessors:
action = QAction(name, self)
self.connect(action,
SIGNAL("triggered()"),
lambda pp=pp, kwargs=kwargs: self.addPreprocessor(
pp(**kwargs)))
actions.append(action)
box = OWGUI.widgetBox(self.controlArea, "Output")
cb = OWGUI.checkBox(box,
self,
"autoCommit",
"Commit on any change",
callback=self.commitIf)
b = OWGUI.button(box, self, "Commit", callback=self.commit)
OWGUI.setStopper(self, b, cb, "changedFlag", callback=self.commitIf)
self.mainAreaStack = QStackedLayout()
self.stackedEditorsCache = {}
OWGUI.widgetBox(self.mainArea, orientation=self.mainAreaStack)
self.data = None
self.learner = None
self.loadSettings()
self.activateLoadedSettings()
class OWPreprocess(OWWidget):
contextHandlers = {"": PerfectDomainContextHandler("", [""])}
settingsList = ["allSchemas", "lastSelectedSchemaIndex"]
# Default preprocessors
preprocessors = [("Discretize", Preprocessor_discretizeEntropy, {}),
("Continuize", Preprocessor_continuize, {}),
("Impute", Preprocessor_impute, {}),
("Feature selection", Preprocessor_featureSelection, {}),
("Sample", Preprocessor_sample, {})]
# Editor widgets for preprocessors
EDITORS = {
Preprocessor_discretize: DiscretizeEditor,
Preprocessor_discretizeEntropy: DiscretizeEditor,
Preprocessor_removeContinuous: DiscretizeEditor,
Preprocessor_continuize: ContinuizeEditor,
Preprocessor_removeDiscrete: ContinuizeEditor,
Preprocessor_impute: ImputeEditor,
Preprocessor_imputeByLearner: ImputeEditor,
Preprocessor_dropMissing: ImputeEditor,
Preprocessor_featureSelection: FeatureSelectEditor,
Preprocessor_sample: SampleEditor,
type(None): QWidget
}
def __init__(self, parent=None, signalManager=None, name="Preprocess"):
OWWidget.__init__(self, parent, signalManager, name)
self.inputs = [("Example Table", ExampleTable, self.setData)
] #, ("Learner", orange.Learner, self.setLearner)]
self.outputs = [("Preprocess", orngWrap.PreprocessedLearner),
("Preprocessed Example Table", ExampleTable)
] #, ("Preprocessor", orange.Preprocessor)]
self.autoCommit = False
self.changedFlag = False
# self.allSchemas = [PreprocessorSchema("Default" , [Preprocessor_discretize(method=orange.EntropyDiscretization()), Preprocessor_dropMissing()])]
self.allSchemas = [("Default", [
Preprocessor_discretizeEntropy(
method=orange.EntropyDiscretization()),
Preprocessor_dropMissing()
], 0)]
self.lastSelectedSchemaIndex = 0
self.preprocessorsList = PyListModel([], self)
box = OWGUI.widgetBox(self.controlArea, "Preprocessors", addSpace=True)
box.layout().setSpacing(1)
self.setStyleSheet("QListView::item { margin: 1px;}")
self.preprocessorsListView = QListView()
self.preprocessorsListSelectionModel = ListSingleSelectionModel(
self.preprocessorsList, self)
self.preprocessorsListView.setItemDelegate(
PreprocessorItemDelegate(self))
self.preprocessorsListView.setModel(self.preprocessorsList)
self.preprocessorsListView.setSelectionModel(
self.preprocessorsListSelectionModel)
self.preprocessorsListView.setSelectionMode(QListView.SingleSelection)
self.connect(self.preprocessorsListSelectionModel,
SIGNAL("selectedIndexChanged(QModelIndex)"),
self.onPreprocessorSelection)
self.connect(self.preprocessorsList,
SIGNAL("dataChanged(QModelIndex, QModelIndex)"),
lambda arg1, arg2: self.commitIf)
box.layout().addWidget(self.preprocessorsListView)
self.addPreprocessorAction = QAction("+", self)
self.addPreprocessorAction.pyqtConfigure(
toolTip="Add a new preprocessor to the list")
self.removePreprocessorAction = QAction("-", self)
self.removePreprocessorAction.pyqtConfigure(
toolTip="Remove selected preprocessor from the list")
self.removePreprocessorAction.setEnabled(False)
self.connect(
self.preprocessorsListSelectionModel,
SIGNAL("selectedIndexChanged(QModelIndex)"), lambda index: self.
removePreprocessorAction.setEnabled(index.isValid()))
actionsWidget = ModelActionsWidget(
[self.addPreprocessorAction, self.removePreprocessorAction])
actionsWidget.layout().setSpacing(1)
actionsWidget.layout().addStretch(10)
box.layout().addWidget(actionsWidget)
self.connect(self.addPreprocessorAction, SIGNAL("triggered()"),
self.onAddPreprocessor)
self.connect(self.removePreprocessorAction, SIGNAL("triggered()"),
self.onRemovePreprocessor)
box = OWGUI.widgetBox(self.controlArea, "Saved Schemas", addSpace=True)
self.schemaFilterEdit = OWGUIEx.LineEditFilter(self)
box.layout().addWidget(self.schemaFilterEdit)
self.schemaList = PyListModel([],
self,
flags=Qt.ItemIsSelectable
| Qt.ItemIsEditable | Qt.ItemIsEnabled)
self.schemaListProxy = PySortFilterProxyModel(filter_fmt="{0.name}",
parent=self)
self.schemaListProxy.setFilterCaseSensitivity(Qt.CaseInsensitive)
self.schemaListProxy.setSourceModel(self.schemaList)
self.schemaListView = QListView()
self.schemaListView.setItemDelegate(PreprocessorSchemaDelegate(self))
# self.schemaListView.setModel(self.schemaList)
self.schemaListView.setModel(self.schemaListProxy)
self.connect(self.schemaFilterEdit, SIGNAL("textEdited(QString)"),
self.schemaListProxy.setFilterRegExp)
box.layout().addWidget(self.schemaListView)
self.schemaListSelectionModel = ListSingleSelectionModel(
self.schemaListProxy, self)
self.schemaListView.setSelectionMode(QListView.SingleSelection)
self.schemaListView.setSelectionModel(self.schemaListSelectionModel)
self.connect(self.schemaListSelectionModel,
SIGNAL("selectedIndexChanged(QModelIndex)"),
self.onSchemaSelection)
self.addSchemaAction = QAction("+", self)
self.addSchemaAction.pyqtConfigure(
toolTip="Add a new preprocessor schema")
self.updateSchemaAction = QAction("Update", self)
self.updateSchemaAction.pyqtConfigure(
toolTip="Save changes made in the current schema")
self.removeSchemaAction = QAction("-", self)
self.removeSchemaAction.pyqtConfigure(toolTip="Remove selected schema")
self.updateSchemaAction.setEnabled(False)
self.removeSchemaAction.setEnabled(False)
actionsWidget = ModelActionsWidget([])
actionsWidget.addAction(self.addSchemaAction)
actionsWidget.addAction(self.updateSchemaAction).setSizePolicy(
QSizePolicy.MinimumExpanding, QSizePolicy.Fixed)
actionsWidget.addAction(self.removeSchemaAction)
actionsWidget.layout().setSpacing(1)
box.layout().addWidget(actionsWidget)
self.connect(self.addSchemaAction, SIGNAL("triggered()"),
self.onAddSchema)
self.connect(self.updateSchemaAction, SIGNAL("triggered()"),
self.onUpdateSchema)
self.connect(self.removeSchemaAction, SIGNAL("triggered()"),
self.onRemoveSchema)
self.addPreprocessorsMenuActions = actions = []
for name, pp, kwargs in self.preprocessors:
action = QAction(name, self)
self.connect(action,
SIGNAL("triggered()"),
lambda pp=pp, kwargs=kwargs: self.addPreprocessor(
pp(**kwargs)))
actions.append(action)
box = OWGUI.widgetBox(self.controlArea, "Output")
cb = OWGUI.checkBox(box,
self,
"autoCommit",
"Commit on any change",
callback=self.commitIf)
b = OWGUI.button(box, self, "Commit", callback=self.commit)
OWGUI.setStopper(self, b, cb, "changedFlag", callback=self.commitIf)
self.mainAreaStack = QStackedLayout()
self.stackedEditorsCache = {}
OWGUI.widgetBox(self.mainArea, orientation=self.mainAreaStack)
self.data = None
self.learner = None
self.loadSettings()
self.activateLoadedSettings()
def activateLoadedSettings(self):
try:
self.allSchemas = [
PreprocessorSchemaDelegate.asSchema(obj)
for obj in self.allSchemas
]
for s in self.allSchemas:
s.modified = False
self.schemaList.wrap(self.allSchemas)
self.schemaListSelectionModel.select(
self.schemaList.index(
min(self.lastSelectedSchemaIndex,
len(self.schemaList) - 1)),
QItemSelectionModel.ClearAndSelect)
self.commit()
except Exception as ex:
print(repr(ex))
def setData(self, data=None):
self.data = data
# self.commit()
def setLearner(self, learner=None):
self.learner = learner
# self.commit()
def handleNewSignals(self):
self.commit()
def selectedSchemaIndex(self):
rows = self.schemaListSelectionModel.selectedRows()
rows = [self.schemaListProxy.mapToSource(row) for row in rows]
if rows:
return rows[0]
else:
return QModelIndex()
def addPreprocessor(self, prep):
self.preprocessorsList.append(prep)
self.preprocessorsListSelectionModel.select(
self.preprocessorsList.index(len(self.preprocessorsList) - 1),
QItemSelectionModel.ClearAndSelect)
self.commitIf()
self.setSchemaModified(True)
def onAddPreprocessor(self):
action = QMenu.exec_(self.addPreprocessorsMenuActions, QCursor.pos())
def onRemovePreprocessor(self):
index = self.preprocessorsListSelectionModel.selectedRow()
if index.isValid():
row = index.row()
del self.preprocessorsList[row]
newrow = min(max(row - 1, 0), len(self.preprocessorsList) - 1)
if newrow > -1:
self.preprocessorsListSelectionModel.select(
self.preprocessorsList.index(newrow),
QItemSelectionModel.ClearAndSelect)
self.commitIf()
self.setSchemaModified(True)
def onPreprocessorSelection(self, index):
if index.isValid():
pp = self.preprocessorsList[index.row()]
self.currentSelectedIndex = index.row()
self.showEditWidget(pp)
else:
self.showEditWidget(None)
def onSchemaSelection(self, index):
self.updateSchemaAction.setEnabled(index.isValid())
self.removeSchemaAction.setEnabled(index.isValid())
if index.isValid():
self.lastSelectedSchemaIndex = index.row()
self.setActiveSchema(index.data().toPyObject())
def onAddSchema(self):
schema = list(self.preprocessorsList)
self.schemaList.append(
PreprocessorSchema(
"New schema", schema,
self.preprocessorsListSelectionModel.selectedRow().row()))
index = self.schemaList.index(len(self.schemaList) - 1)
index = self.schemaListProxy.mapFromSource(index)
self.schemaListSelectionModel.setCurrentIndex(
index, QItemSelectionModel.ClearAndSelect)
self.schemaListView.edit(index)
def onUpdateSchema(self):
# index = self.schemaListSelectionModel.selectedRow()
index = self.selectedSchemaIndex()
if index.isValid():
row = index.row()
schema = self.schemaList[row]
self.schemaList[row] = PreprocessorSchema(
schema.name, list(self.preprocessorsList),
self.preprocessorsListSelectionModel.selectedRow().row())
def onRemoveSchema(self):
# index = self.schemaListSelectionModel.selectedRow()
index = self.selectedSchemaIndex()
if index.isValid():
row = index.row()
del self.schemaList[row]
newrow = min(max(row - 1, 0), len(self.schemaList) - 1)
if newrow > -1:
self.schemaListSelectionModel.select(
self.schemaListProxy.mapFromSource(
self.schemaList.index(newrow)),
QItemSelectionModel.ClearAndSelect)
def setActiveSchema(self, schema):
if schema.modified and hasattr(schema, "_tmp_preprocessors"):
self.preprocessorsList[:] = list(schema._tmp_preprocessors)
else:
self.preprocessorsList[:] = list(schema.preprocessors)
self.preprocessorsListSelectionModel.select(
schema.selectedPreprocessor, QItemSelectionModel.ClearAndSelect)
self.commitIf()
def showEditWidget(self, pp):
w = self.stackedEditorsCache.get(type(pp), None)
if w is None:
w = self.EDITORS[type(pp)](self.mainArea)
self.stackedEditorsCache[type(pp)] = w
self.connect(w, SIGNAL("dataChanged"), self.setEditedPreprocessor)
self.mainAreaStack.addWidget(w)
self.mainAreaStack.setCurrentWidget(w)
w.data = pp
w.show()
def setEditedPreprocessor(self, pp):
self.preprocessorsList[
self.preprocessorsListSelectionModel.selectedRow().row()] = pp
self.setSchemaModified(True)
self.commitIf()
# self.onUpdateSchema()
def setSchemaModified(self, state):
# index = self.schemaListSelectionModel.selectedRow()
index = self.selectedSchemaIndex()
if index.isValid():
row = index.row()
self.schemaList[row].modified = True
self.schemaList[row]._tmp_preprocessors = list(
self.preprocessorsList)
self.schemaList.emitDataChanged([row])
def commitIf(self):
if self.autoCommit:
self.commit()
else:
self.changedFlag = True
def commit(self):
wrap = orngWrap.PreprocessedLearner(list(self.preprocessorsList))
if self.data is not None:
data = wrap.processData(self.data)
self.send("Preprocessed Example Table", data)
self.send("Preprocess", wrap)
# self.send("Preprocessor", Preprocessor_preprocessorList(list(self.preprocessorsList)))
self.changedFlag = False
def __init__(self, parent=None, signalManager=None):
OWWidget.__init__(self, parent, signalManager, 'Python Script')
self.inputs = [("in_data", Orange.data.Table, self.setExampleTable,
Default),
("in_distance", Orange.misc.SymMatrix,
self.setDistanceMatrix, Default),
("in_learner", Orange.core.Learner, self.setLearner,
Default),
("in_classifier", Orange.core.Classifier,
self.setClassifier, Default),
("in_object", object, self.setObject)]
self.outputs = [("out_data", Orange.data.Table),
("out_distance", Orange.misc.SymMatrix),
("out_learner", Orange.core.Learner),
("out_classifier", Orange.core.Classifier, Dynamic),
("out_object", object, Dynamic)]
self.in_data = None
self.in_distance = None
self.in_learner = None
self.in_classifier = None
self.in_object = None
self.auto_execute = False
self.libraryListSource = [Script("Hello world",
"print 'Hello world'\n")]
self.currentScriptIndex = 0
self.splitterState = None
self.loadSettings()
for s in self.libraryListSource:
s.flags = 0
self._cachedDocuments = {}
self.infoBox = OWGUI.widgetBox(self.controlArea, 'Info')
OWGUI.label(
self.infoBox, self,
"<p>Execute python script.</p><p>Input variables:<ul><li> " +
"<li>".join(t[0] for t in self.inputs) +
"</ul></p><p>Output variables:<ul><li>" +
"<li>".join(t[0] for t in self.outputs) +
"</ul></p>"
)
self.libraryList = PyListModel(
[], self,
flags=Qt.ItemIsSelectable | Qt.ItemIsEnabled | Qt.ItemIsEditable
)
self.libraryList.wrap(self.libraryListSource)
self.controlBox = OWGUI.widgetBox(self.controlArea, 'Library')
self.controlBox.layout().setSpacing(1)
self.libraryView = QListView(
editTriggers=QListView.DoubleClicked |
QListView.EditKeyPressed,
sizePolicy=QSizePolicy(QSizePolicy.Ignored,
QSizePolicy.Preferred)
)
self.libraryView.setItemDelegate(ScriptItemDelegate(self))
self.libraryView.setModel(self.libraryList)
self.libraryView.selectionModel().selectionChanged.connect(
self.onSelectedScriptChanged
)
self.controlBox.layout().addWidget(self.libraryView)
w = ModelActionsWidget()
self.addNewScriptAction = action = QAction("+", self)
action.setToolTip("Add a new script to the library")
action.triggered.connect(self.onAddScript)
w.addAction(action)
action = QAction(unicodedata.lookup("MINUS SIGN"), self)
action.setToolTip("Remove script from library")
action.triggered.connect(self.onRemoveScript)
w.addAction(action)
action = QAction("Update", self)
action.setToolTip("Save changes in the editor to library")
action.setShortcut(QKeySequence(QKeySequence.Save))
action.triggered.connect(self.commitChangesToLibrary)
w.addAction(action)
action = QAction("More", self, toolTip="More actions")
new_from_file = QAction("Import a script from a file", self)
save_to_file = QAction("Save selected script to a file", self)
save_to_file.setShortcut(QKeySequence(QKeySequence.SaveAs))
new_from_file.triggered.connect(self.onAddScriptFromFile)
save_to_file.triggered.connect(self.saveScript)
menu = QMenu(w)
menu.addAction(new_from_file)
menu.addAction(save_to_file)
action.setMenu(menu)
button = w.addAction(action)
button.setPopupMode(QToolButton.InstantPopup)
w.layout().setSpacing(1)
self.controlBox.layout().addWidget(w)
self.runBox = OWGUI.widgetBox(self.controlArea, 'Run')
OWGUI.button(self.runBox, self, "Execute", callback=self.execute)
OWGUI.checkBox(self.runBox, self, "auto_execute", "Auto execute",
tooltip=("Run the script automatically whenever "
"the inputs to the widget change."))
self.splitter = QSplitter(Qt.Vertical, self.mainArea)
self.mainArea.layout().addWidget(self.splitter)
self.defaultFont = defaultFont = \
"Monaco" if sys.platform == "darwin" else "Courier"
self.textBox = OWGUI.widgetBox(self, 'Python script')
self.splitter.addWidget(self.textBox)
self.text = PythonScriptEditor(self)
self.textBox.layout().addWidget(self.text)
self.textBox.setAlignment(Qt.AlignVCenter)
self.text.setTabStopWidth(4)
self.text.modificationChanged[bool].connect(self.onModificationChanged)
self.consoleBox = OWGUI.widgetBox(self, 'Console')
self.splitter.addWidget(self.consoleBox)
self.console = PythonConsole(self.__dict__, self)
self.consoleBox.layout().addWidget(self.console)
self.console.document().setDefaultFont(QFont(defaultFont))
self.consoleBox.setAlignment(Qt.AlignBottom)
self.console.setTabStopWidth(4)
select_row(self.libraryView, self.currentScriptIndex)
self.splitter.setSizes([2, 1])
if self.splitterState is not None:
self.splitter.restoreState(QByteArray(self.splitterState))
self.splitter.splitterMoved[int, int].connect(self.onSpliterMoved)
self.controlArea.layout().addStretch(1)
self.resize(800, 600)
class OWPythonScript(OWWidget):
settingsList = ["libraryListSource", "currentScriptIndex",
"splitterState", "auto_execute"]
def __init__(self, parent=None, signalManager=None):
OWWidget.__init__(self, parent, signalManager, 'Python Script')
self.inputs = [("in_data", Orange.data.Table, self.setExampleTable,
Default),
("in_distance", Orange.misc.SymMatrix,
self.setDistanceMatrix, Default),
("in_learner", Orange.core.Learner, self.setLearner,
Default),
("in_classifier", Orange.core.Classifier,
self.setClassifier, Default),
("in_object", object, self.setObject)]
self.outputs = [("out_data", Orange.data.Table),
("out_distance", Orange.misc.SymMatrix),
("out_learner", Orange.core.Learner),
("out_classifier", Orange.core.Classifier, Dynamic),
("out_object", object, Dynamic)]
self.in_data = None
self.in_distance = None
self.in_learner = None
self.in_classifier = None
self.in_object = None
self.auto_execute = False
self.libraryListSource = [Script("Hello world",
"print 'Hello world'\n")]
self.currentScriptIndex = 0
self.splitterState = None
self.loadSettings()
for s in self.libraryListSource:
s.flags = 0
self._cachedDocuments = {}
self.infoBox = OWGUI.widgetBox(self.controlArea, 'Info')
OWGUI.label(
self.infoBox, self,
"<p>Execute python script.</p><p>Input variables:<ul><li> " +
"<li>".join(t[0] for t in self.inputs) +
"</ul></p><p>Output variables:<ul><li>" +
"<li>".join(t[0] for t in self.outputs) +
"</ul></p>"
)
self.libraryList = PyListModel(
[], self,
flags=Qt.ItemIsSelectable | Qt.ItemIsEnabled | Qt.ItemIsEditable
)
self.libraryList.wrap(self.libraryListSource)
self.controlBox = OWGUI.widgetBox(self.controlArea, 'Library')
self.controlBox.layout().setSpacing(1)
self.libraryView = QListView(
editTriggers=QListView.DoubleClicked |
QListView.EditKeyPressed,
sizePolicy=QSizePolicy(QSizePolicy.Ignored,
QSizePolicy.Preferred)
)
self.libraryView.setItemDelegate(ScriptItemDelegate(self))
self.libraryView.setModel(self.libraryList)
self.libraryView.selectionModel().selectionChanged.connect(
self.onSelectedScriptChanged
)
self.controlBox.layout().addWidget(self.libraryView)
w = ModelActionsWidget()
self.addNewScriptAction = action = QAction("+", self)
action.setToolTip("Add a new script to the library")
action.triggered.connect(self.onAddScript)
w.addAction(action)
action = QAction(unicodedata.lookup("MINUS SIGN"), self)
action.setToolTip("Remove script from library")
action.triggered.connect(self.onRemoveScript)
w.addAction(action)
action = QAction("Update", self)
action.setToolTip("Save changes in the editor to library")
action.setShortcut(QKeySequence(QKeySequence.Save))
action.triggered.connect(self.commitChangesToLibrary)
w.addAction(action)
action = QAction("More", self, toolTip="More actions")
new_from_file = QAction("Import a script from a file", self)
save_to_file = QAction("Save selected script to a file", self)
save_to_file.setShortcut(QKeySequence(QKeySequence.SaveAs))
new_from_file.triggered.connect(self.onAddScriptFromFile)
save_to_file.triggered.connect(self.saveScript)
menu = QMenu(w)
menu.addAction(new_from_file)
menu.addAction(save_to_file)
action.setMenu(menu)
button = w.addAction(action)
button.setPopupMode(QToolButton.InstantPopup)
w.layout().setSpacing(1)
self.controlBox.layout().addWidget(w)
self.runBox = OWGUI.widgetBox(self.controlArea, 'Run')
OWGUI.button(self.runBox, self, "Execute", callback=self.execute)
OWGUI.checkBox(self.runBox, self, "auto_execute", "Auto execute",
tooltip=("Run the script automatically whenever "
"the inputs to the widget change."))
self.splitter = QSplitter(Qt.Vertical, self.mainArea)
self.mainArea.layout().addWidget(self.splitter)
self.defaultFont = defaultFont = \
"Monaco" if sys.platform == "darwin" else "Courier"
self.textBox = OWGUI.widgetBox(self, 'Python script')
self.splitter.addWidget(self.textBox)
self.text = PythonScriptEditor(self)
self.textBox.layout().addWidget(self.text)
self.textBox.setAlignment(Qt.AlignVCenter)
self.text.setTabStopWidth(4)
self.text.modificationChanged[bool].connect(self.onModificationChanged)
self.consoleBox = OWGUI.widgetBox(self, 'Console')
self.splitter.addWidget(self.consoleBox)
self.console = PythonConsole(self.__dict__, self)
self.consoleBox.layout().addWidget(self.console)
self.console.document().setDefaultFont(QFont(defaultFont))
self.consoleBox.setAlignment(Qt.AlignBottom)
self.console.setTabStopWidth(4)
select_row(self.libraryView, self.currentScriptIndex)
self.splitter.setSizes([2, 1])
if self.splitterState is not None:
self.splitter.restoreState(QByteArray(self.splitterState))
self.splitter.splitterMoved[int, int].connect(self.onSpliterMoved)
self.controlArea.layout().addStretch(1)
self.resize(800, 600)
def setExampleTable(self, et):
self.in_data = et
def setDistanceMatrix(self, dm):
self.in_distance = dm
def setLearner(self, learner):
self.in_learner = learner
def setClassifier(self, classifier):
self.in_classifier = classifier
def setObject(self, obj):
self.in_object = obj
def handleNewSignals(self):
if self.auto_execute:
self.execute()
def selectedScriptIndex(self):
rows = self.libraryView.selectionModel().selectedRows()
if rows:
return [i.row() for i in rows][0]
else:
return None
def setSelectedScript(self, index):
select_row(self.libraryView, index)
def onAddScript(self, *args):
self.libraryList.append(Script("New script", "", 0))
self.setSelectedScript(len(self.libraryList) - 1)
def onAddScriptFromFile(self, *args):
filename = QFileDialog.getOpenFileName(
self, 'Open Python Script',
os.path.expanduser("~/"),
'Python files (*.py)\nAll files(*.*)'
)
filename = unicode(filename)
if filename:
name = os.path.basename(filename)
self.libraryList.append(Script(name, open(filename, "rb").read(),
0, filename))
self.setSelectedScript(len(self.libraryList) - 1)
def onRemoveScript(self, *args):
index = self.selectedScriptIndex()
if index is not None:
del self.libraryList[index]
select_row(self.libraryView, max(index - 1, 0))
def onSelectedScriptChanged(self, selected, deselected):
index = [i.row() for i in selected.indexes()]
if index:
current = index[0]
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 = unicode(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 = str(self.splitter.saveState())
def saveScript(self):
index = self.selectedScriptIndex()
filename = os.path.expanduser("~/")
if index is not None:
script = self.libraryList[index]
filename = script.sourceFileName or filename
filename = QFileDialog.getSaveFileName(
self, 'Save Python Script',
filename,
'Python files (*.py)\nAll files(*.*)'
)
self.codeFile = unicode(filename)
if self.codeFile:
fn = ""
head, tail = os.path.splitext(self.codeFile)
if not tail:
fn = head + ".py"
else:
fn = self.codeFile
f = open(fn, 'w')
f.write(self.text.toPlainText())
f.close()
def execute(self):
self._script = str(self.text.toPlainText())
self.console.write("\nRunning script:\n")
self.console.push("exec(_script)")
self.console.new_prompt(sys.ps1)
for out in self.outputs:
signal = out[0]
self.send(signal, getattr(self, signal, None))
def __init__(self, parent=None, signalManager=None):
OWWidget.__init__(self, parent, signalManager, 'Python Script')
self.inputs = [
("in_data", ExampleTable, self.setExampleTable),
("in_distance", orange.SymMatrix, self.setDistanceMatrix),
("in_network", Orange.network.Graph, self.setNetwork),
("in_learner", orange.Learner, self.setLearner),
("in_classifier", orange.Classifier, self.setClassifier)
]
self.outputs = [("out_data", ExampleTable),
("out_distance", orange.SymMatrix),
("out_network", Orange.network.Graph),
("out_learner", orange.Learner),
("out_classifier", orange.Classifier, Dynamic)]
self.in_data = None
self.in_network = None
self.in_distance = None
self.in_learner = None
self.in_classifier = None
self.codeFile = ''
self.libraryListSource = [
Script("Hello world", "print 'Hello world'\n")
]
self.currentScriptIndex = 0
self.splitterState = None
self.loadSettings()
for s in self.libraryListSource:
s.flags = 0
self._cachedDocuments = {}
self.infoBox = OWGUI.widgetBox(self.controlArea, 'Info')
label = OWGUI.label(self.infoBox, self, "<p>Execute python script.</p><p>Input variables:<ul><li> " + \
"<li>".join(t[0] for t in self.inputs) + "</ul></p><p>Output variables:<ul><li>" + \
"<li>".join(t[0] for t in self.outputs) + "</ul></p>")
self.libraryList = PyListModel([],
self,
flags=Qt.ItemIsSelectable
| Qt.ItemIsEnabled | Qt.ItemIsEditable)
# self.libraryList.append(Script("Hello world", "print 'Hello world'\n"))
self.libraryList.wrap(self.libraryListSource)
self.controlBox = OWGUI.widgetBox(self.controlArea, 'Library')
self.controlBox.layout().setSpacing(1)
self.libraryView = QListView()
self.libraryView.pyqtConfigure(editTriggers=QListView.DoubleClicked
| QListView.SelectedClicked)
self.libraryView.setSizePolicy(QSizePolicy.Ignored,
QSizePolicy.Preferred)
self.libraryView.setItemDelegate(ScriptItemDelegate(self))
self.libraryView.setModel(self.libraryList)
self.connect(
self.libraryView.selectionModel(),
SIGNAL("selectionChanged(QItemSelection, QItemSelection)"),
self.onSelectedScriptChanged)
self.controlBox.layout().addWidget(self.libraryView)
w = ModelActionsWidget()
self.addNewScriptAction = action = QAction("+", self)
action.pyqtConfigure(toolTip="Add a new script to the library")
self.connect(action, SIGNAL("triggered()"), self.onAddScript)
new_empty = QAction("Add a new empty script", action)
new_from_file = QAction("Add a new script from a file", action)
self.connect(new_empty, SIGNAL("triggered()"), self.onAddScript)
self.connect(new_from_file, SIGNAL("triggered()"),
self.onAddScriptFromFile)
menu = QMenu(w)
menu.addAction(new_empty)
menu.addAction(new_from_file)
# action.setMenu(menu)
button = w.addAction(action)
self.removeAction = action = QAction("-", self)
action.pyqtConfigure(toolTip="Remove script from library")
self.connect(action, SIGNAL("triggered()"), self.onRemoveScript)
w.addAction(action)
action = QAction("Update", self)
action.pyqtConfigure(toolTip="Save changes in the editor to library")
action.setShortcut(QKeySequence(QKeySequence.Save))
self.connect(action, SIGNAL("triggered()"),
self.commitChangesToLibrary)
b = w.addAction(action)
# b.setSizePolicy(QSizePolicy.MinimumExpanding, QSizePolicy.Fixed)
action = QAction("More", self)
action.pyqtConfigure(
toolTip="More actions"
) #, icon=self.style().standardIcon(QStyle.SP_ToolBarHorizontalExtensionButton))
self.openScriptFromFileAction = new_from_file = QAction(
"Import a script from a file", self)
self.saveScriptToFile = save_to_file = QAction(
"Save selected script to a file", self)
save_to_file.setShortcut(QKeySequence(QKeySequence.SaveAs))
self.connect(new_from_file, SIGNAL("triggered()"),
self.onAddScriptFromFile)
self.connect(save_to_file, SIGNAL("triggered()"), self.saveScript)
menu = QMenu(w)
menu.addAction(new_from_file)
menu.addAction(save_to_file)
action.setMenu(menu)
b = w.addAction(action)
b.setPopupMode(QToolButton.InstantPopup)
## TODO: set the space for the indicator
w.layout().setSpacing(1)
self.controlBox.layout().addWidget(w)
# OWGUI.button(self.controlBox, self, "Open...", callback=self.openScript)
# OWGUI.button(self.controlBox, self, "Save...", callback=self.saveScript)
self.runBox = OWGUI.widgetBox(self.controlArea, 'Run')
OWGUI.button(self.runBox, self, "Execute", callback=self.execute)
self.splitCanvas = QSplitter(Qt.Vertical, self.mainArea)
self.mainArea.layout().addWidget(self.splitCanvas)
self.defaultFont = defaultFont = "Monaco" if sys.platform == "darwin" else "Courier"
self.textBox = OWGUI.widgetBox(self, 'Python script')
self.splitCanvas.addWidget(self.textBox)
self.text = PythonScriptEditor(self)
self.textBox.layout().addWidget(self.text)
self.textBox.setAlignment(Qt.AlignVCenter)
self.text.setTabStopWidth(4)
self.connect(self.text, SIGNAL("modificationChanged(bool)"),
self.onModificationChanged)
self.saveAction = action = QAction("&Save", self.text)
action.pyqtConfigure(toolTip="Save script to file")
action.setShortcut(QKeySequence(QKeySequence.Save))
action.setShortcutContext(Qt.WidgetWithChildrenShortcut)
self.connect(action, SIGNAL("triggered()"), self.saveScript)
self.consoleBox = OWGUI.widgetBox(self, 'Console')
self.splitCanvas.addWidget(self.consoleBox)
self.console = PythonConsole(self.__dict__, self)
self.consoleBox.layout().addWidget(self.console)
self.console.document().setDefaultFont(QFont(defaultFont))
self.consoleBox.setAlignment(Qt.AlignBottom)
self.console.setTabStopWidth(4)
self.openScript(self.codeFile)
try:
self.libraryView.selectionModel().select(
self.libraryList.index(self.currentScriptIndex),
QItemSelectionModel.ClearAndSelect)
except Exception:
pass
self.splitCanvas.setSizes([2, 1])
if self.splitterState is not None:
self.splitCanvas.restoreState(QByteArray(self.splitterState))
self.connect(
self.splitCanvas, SIGNAL("splitterMoved(int, int)"),
lambda pos, ind: setattr(self, "splitterState",
str(self.splitCanvas.saveState())))
self.controlArea.layout().addStretch(1)
self.resize(800, 600)
def __init__(self, var, parent=None, **kwargs):
PyListModel.__init__(self, [], parent, **kwargs)
self.wrap(var.values)
self.colorPalette = OWColorPalette.ColorPaletteHSV(len(self))
self.connect(self, SIGNAL("columnsInserted(QModelIndex, int, int)"), self.updateColors)
self.connect(self, SIGNAL("columnsRemoved(QModelIndex, int, int)"), self.updateColors)
class OWRScript(OWWidget):
settingsList = ["scriptLibraryList", "selectedScriptIndex", "lastDir"]
def __init__(self, parent=None, signalManager=None, name="R Script"):
OWWidget.__init__(self, parent, signalManager, name)
self.inputs = [("in_data", ExampleTable, self.setData), ("in_distance", orange.SymMatrix, self.setDistance)]
self.outputs = [("out_data", ExampleTable), ("out_distance", orange.SymMatrix), ("out_learner", orange.Learner), ("out_classifier", orange.Classifier)]
self.in_data, self.in_distance = None, None
self.scriptLibraryList = [RScript("New script", "x <- c(1,2,5)\ny <- c(2,1 6)\nplot(x,y)\n")]
self.selectedScriptIndex = 0
self.selectedGrDev = "PNG"
self.lastDir = os.path.expanduser("~/script.R")
self.loadSettings()
self.defaultFont = QFont("Monaco") if sys.platform == "darwin" else QFont("Courier")
self.splitter = QSplitter(Qt.Vertical, self.mainArea)
self.mainArea.layout().addWidget(self.splitter)
self.scriptEdit = RScriptEditor()
self.splitter.addWidget(self.scriptEdit)
self.console = RPy2Console({}, self)
self.splitter.addWidget(self.console)
self.splitter.setSizes([2,1])
self.libraryModel = PyListModel([], self, Qt.ItemIsEnabled | Qt.ItemIsSelectable | Qt.ItemIsEditable)
self.libraryModel.wrap(self.scriptLibraryList)
self.infoBox = OWGUI.widgetLabel(OWGUI.widgetBox(self.controlArea, "Info", addSpace=True), "")
self.infoBox.setText("<p>Execute R script</p>Input variables<li><ul>in_data</ul><ul>in_distance</ul></li>Output variables:<li><ul>out_data</ul></p/>")
box = OWGUI.widgetBox(self.controlArea, "Library", addSpace=True)
self.libraryWidget = LibraryWidget()
self.libraryView = self.libraryWidget.view
box.layout().addWidget(self.libraryWidget)
self.libraryWidget.view.setItemDelegate(ScriptItemDelegate(self))
self.libraryWidget.setScriptModel(self.libraryModel)
self.libraryWidget.setDocumentEditor(self.scriptEdit)
box = OWGUI.widgetBox(self.controlArea, "Run")
OWGUI.button(box, self, "Execute", callback=self.runScript, tooltip="Execute the script")
OWGUI.rubber(self.controlArea)
self.connect(self.libraryWidget.addScriptAction, SIGNAL("triggered()"), self.onAddNewScript)
self.connect(self.libraryWidget.updateScriptAction, SIGNAL("triggered()"), self.onUpdateScript)
self.connect(self.libraryWidget.removeScriptAction, SIGNAL("triggered()"), self.onRemoveScript)
self.connect(self.libraryWidget.addScriptFromFile, SIGNAL("triggered()"), self.onAddScriptFromFile)
self.connect(self.libraryWidget.saveScriptToFile, SIGNAL("triggered()"), self.onSaveScriptToFile)
self.connect(self.libraryView.selectionModel(), SIGNAL("selectionChanged(QItemSelection, QItemSelection)"), self.onScriptSelection)
self._cachedDocuments = {}
self.grView = QLabel()
self.resize(800, 600)
QTimer.singleShot(30, self.initGrDevice)
def initGrDevice(self):
import tempfile
self.grDevFile = tempfile.NamedTemporaryFile("rwb", prefix="orange-rscript-grDev", suffix=".png", delete=False)
self.grDevFile.close()
robjects.r('png("%s", width=512, height=512)' % self.grDevFile.name)
self.fileWatcher = QFileSystemWatcher(self)
self.fileWatcher.addPath(self.grDevFile.name)
self.connect(self.fileWatcher, SIGNAL("fileChanged(QString)"), self.updateGraphicsView)
def updateGraphicsView(self, filename):
self.grView.setPixmap(QPixmap(filename))
self.grView.show()
if self.grDevFile.name not in list(self.fileWatcher.files()):
# The file can be removed and recreated by R, in which case we need to re-add it
self.fileWatcher.addPath(self.grDevFile.name)
def selectScript(self, index):
index = self.libraryModel.index(index)
self.libraryView.selectionModel().select(index, QItemSelectionModel.ClearAndSelect)
def selectedScript(self):
rows = self.libraryView.selectionModel().selectedRows()
rows = [index.row() for index in rows]
if rows:
return rows[0]
else:
return None
def onAddNewScript(self):
self.libraryModel.append(RScript("New Script", ""))
self.selectScript(len(self.libraryModel) - 1)
def onRemoveScript(self):
row = self.selectedScript()
if row is not None:
del self.libraryModel[row]
def onUpdateScript(self):
row = self.selectedScript()
if row is not None:
self.libraryModel[row].script = str(self.scriptEdit.toPlainText())
self.scriptEdit.document().setModified(False)
self.libraryModel.emitDataChanged([row])
def onAddScriptFromFile(self):
filename = str(QFileDialog.getOpenFileName(self, "Open script", self.lastDir))
if filename:
script = open(filename, "rb").read()
self.lastDir, name = os.path.split(filename)
self.libraryModel.append(RScript(name, script, sourceFileName=filename))
self.selectScript(len(self.libraryModel) - 1)
def onSaveScriptToFile(self):
row = self.selectedScript()
if row is not None:
script = self.libraryModel[row]
filename = str(QFileDialog.getSaveFileName(self, "Save Script As", script.sourceFileName or self.lastDir))
if filename:
self.lastDir, name = os.path.split(filename)
script.sourceFileName = filename
script.flags = 0
open(filename, "wb").write(script.script)
def onScriptSelection(self, *args):
row = self.selectedScript()
if row is not None:
self.scriptEdit.setDocument(self.documentForScript(row))
def documentForScript(self, script=0):
if type(script) != RScript:
script = self.libraryModel[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 = RSyntaxHighlighter(doc)
self.connect(doc, SIGNAL("modificationChanged(bool)"), self.onModificationChanged)
doc.setModified(False)
self._cachedDocuments[script] = doc
return self._cachedDocuments[script]
def onModificationChanged(self, changed):
row = self.selectedScript()
if row is not None:
self.libraryModel[row].flags = RScript.Modified if changed else 0
self.libraryModel.emitDataChanged([row])
def setData(self, data):
self.in_data = data
self.console.setLocals(self.getLocals())
def setDistance(self, matrix):
self.in_distance = matrix
self.console.setLocals(self.getLocals())
def getLocals(self):
return {"in_data": self.in_data,
"in_distance": self.in_distance,
}
def runScript(self):
self.console.push('png("%s", width=512, height=512)\n' % self.grDevFile.name)
self.console.push(str(self.scriptEdit.toPlainText()))
self.console.new_prompt(">>> ")
robjects.r("dev.off()\n")
def data(self, index, role=Qt.DisplayRole):
if role == Qt.DecorationRole:
i = index.row()
return QVariant(self.itemQIcon(i))
else:
return PyListModel.data(self, index, role)
def __init__(self, parent=None, signalManager=None, name="R Script"):
OWWidget.__init__(self, parent, signalManager, name)
self.inputs = [("in_data", ExampleTable, self.setData), ("in_distance", orange.SymMatrix, self.setDistance)]
self.outputs = [("out_data", ExampleTable), ("out_distance", orange.SymMatrix), ("out_learner", orange.Learner), ("out_classifier", orange.Classifier)]
self.in_data, self.in_distance = None, None
self.scriptLibraryList = [RScript("New script", "x <- c(1,2,5)\ny <- c(2,1 6)\nplot(x,y)\n")]
self.selectedScriptIndex = 0
self.selectedGrDev = "PNG"
self.lastDir = os.path.expanduser("~/script.R")
self.loadSettings()
self.defaultFont = QFont("Monaco") if sys.platform == "darwin" else QFont("Courier")
self.splitter = QSplitter(Qt.Vertical, self.mainArea)
self.mainArea.layout().addWidget(self.splitter)
self.scriptEdit = RScriptEditor()
self.splitter.addWidget(self.scriptEdit)
self.console = RPy2Console({}, self)
self.splitter.addWidget(self.console)
self.splitter.setSizes([2,1])
self.libraryModel = PyListModel([], self, Qt.ItemIsEnabled | Qt.ItemIsSelectable | Qt.ItemIsEditable)
self.libraryModel.wrap(self.scriptLibraryList)
self.infoBox = OWGUI.widgetLabel(OWGUI.widgetBox(self.controlArea, "Info", addSpace=True), "")
self.infoBox.setText("<p>Execute R script</p>Input variables<li><ul>in_data</ul><ul>in_distance</ul></li>Output variables:<li><ul>out_data</ul></p/>")
box = OWGUI.widgetBox(self.controlArea, "Library", addSpace=True)
self.libraryWidget = LibraryWidget()
self.libraryView = self.libraryWidget.view
box.layout().addWidget(self.libraryWidget)
self.libraryWidget.view.setItemDelegate(ScriptItemDelegate(self))
self.libraryWidget.setScriptModel(self.libraryModel)
self.libraryWidget.setDocumentEditor(self.scriptEdit)
box = OWGUI.widgetBox(self.controlArea, "Run")
OWGUI.button(box, self, "Execute", callback=self.runScript, tooltip="Execute the script")
OWGUI.rubber(self.controlArea)
self.connect(self.libraryWidget.addScriptAction, SIGNAL("triggered()"), self.onAddNewScript)
self.connect(self.libraryWidget.updateScriptAction, SIGNAL("triggered()"), self.onUpdateScript)
self.connect(self.libraryWidget.removeScriptAction, SIGNAL("triggered()"), self.onRemoveScript)
self.connect(self.libraryWidget.addScriptFromFile, SIGNAL("triggered()"), self.onAddScriptFromFile)
self.connect(self.libraryWidget.saveScriptToFile, SIGNAL("triggered()"), self.onSaveScriptToFile)
self.connect(self.libraryView.selectionModel(), SIGNAL("selectionChanged(QItemSelection, QItemSelection)"), self.onScriptSelection)
self._cachedDocuments = {}
self.grView = QLabel()
self.resize(800, 600)
QTimer.singleShot(30, self.initGrDevice)
