def __init__(self, parent, exception=None, val=None):
QtWidgets.QDialog.__init__(self, parent)
self._ui = Ui_PythonExpressionPrompt()
self._ui.setupUi(self)
self._mainWindow = parent._mainWindow # get mainWindow instance
self._val = val # this is the object that is currently authored
self._oldValID = -1 # this is the ID of the current object at "_"
self._setupConsole() # get or create a python console widget
# if a exception was passed as an argument, raise it so it prints.
if exception is not None:
print >> sys.stderr, exception
self._ui.buttonBox.button(
QtWidgets.QDialogButtonBox.Apply).clicked.connect(self.accept)
def __init__(self, parent, exception = None, val = None):
QtGui.QDialog.__init__(self, parent)
self._ui = Ui_PythonExpressionPrompt()
self._ui.setupUi(self)
self._mainWindow = parent._mainWindow # get mainWindow instance
self._val = val # this is the object that is currently authored
self._oldValID = -1 # this is the ID of the current object at "_"
self._setupConsole() # get or create a python console widget
# if a exception was passed as an argument, raise it so it prints.
if exception is not None:
print >> sys.stderr, exception
QtCore.QObject.connect(self._ui.buttonBox.button(
QtGui.QDialogButtonBox.Apply),
QtCore.SIGNAL('clicked()'),
self,
QtCore.SLOT('accept()'))
class PythonExpressionPrompt(QtWidgets.QDialog):
def __init__(self, parent, exception=None, val=None):
QtWidgets.QDialog.__init__(self, parent)
self._ui = Ui_PythonExpressionPrompt()
self._ui.setupUi(self)
self._mainWindow = parent._mainWindow # get mainWindow instance
self._val = val # this is the object that is currently authored
self._oldValID = -1 # this is the ID of the current object at "_"
self._setupConsole() # get or create a python console widget
# if a exception was passed as an argument, raise it so it prints.
if exception is not None:
print >> sys.stderr, exception
self._ui.buttonBox.button(
QtWidgets.QDialogButtonBox.Apply).clicked.connect(self.accept)
def _setupConsole(self):
# get or create an instance of Myconsole
if Myconsole.instance is None:
Myconsole.instance = Myconsole(self)
# setting the parent places the Myconsole widget inside this one
Myconsole.instance.setParent(self)
# place the console
self._console = Myconsole.instance
self._ui.consoleLayout.addWidget(self._console)
self._console.setFocus() # puts the cursor in the interpreter
self._console.reloadConsole(self._mainWindow,
self._val) # reloads locals
# adjust splitter size
self._ui.splitter.setSizes((350, 150))
self.updatePreview() # update the preview box
# we want to update the preview box whenver the value of "_" changes
self._console.textChanged.connect(self.updatePreview)
def updatePreview(self):
# called when the text in the interpreter changes, but the preview is
# only updated if the value of "_" has changed
val = self._console.getLastValue() # value of "_"
# check if the id of the value at "_" has changed
if id(val) != self._oldValID:
self._ui.previewBox.setText(prettyPrint(val))
self._oldValID = id(val)
def accept(self):
# called when clicking the Save button
# grab the value of "_" and save it in self._val
self._val = self._console.getLastValue()
QtWidgets.QDialog.accept(self)
def reject(self):
# called when clicking the Close Without Saving button
self._val = None
QtWidgets.QDialog.reject(self)
def exec_(self):
# called to "execute" the dialog process
# we override this function to make sure to return I/O to stdin and
# stdout, and make exec_ return the last value of "_"
QtWidgets.QDialog.exec_(self)
return self._val
def __del__(self):
# we have to remove the parent from the "Myconsole" instance
# because the parent (self) is about to be deleted.
# not doing this will cause crashes.
Myconsole.instance.setParent(None)
@staticmethod
def getValueFromPython(parent, exception=None, val=None):
# this is the function to call to invoke this python prompt
# it returns the last value of "_"
prompt = PythonExpressionPrompt(parent, exception, val)
val = prompt.exec_()
return val
class PythonExpressionPrompt(QtGui.QDialog):
def __init__(self, parent, exception = None, val = None):
QtGui.QDialog.__init__(self, parent)
self._ui = Ui_PythonExpressionPrompt()
self._ui.setupUi(self)
self._mainWindow = parent._mainWindow # get mainWindow instance
self._val = val # this is the object that is currently authored
self._oldValID = -1 # this is the ID of the current object at "_"
self._setupConsole() # get or create a python console widget
# if a exception was passed as an argument, raise it so it prints.
if exception is not None:
print >> sys.stderr, exception
QtCore.QObject.connect(self._ui.buttonBox.button(
QtGui.QDialogButtonBox.Apply),
QtCore.SIGNAL('clicked()'),
self,
QtCore.SLOT('accept()'))
def _setupConsole(self):
# get or create an instance of Myconsole
if Myconsole.instance is None:
Myconsole.instance = Myconsole(self)
# setting the parent places the Myconsole widget inside this one
Myconsole.instance.setParent(self)
# place the console
self._console = Myconsole.instance
self._ui.consoleLayout.addWidget(self._console)
self._console.setFocus() # puts the cursor in the interpreter
self._console.reloadConsole(self._mainWindow, self._val) # reloads locals
# adjust splitter size
self._ui.splitter.setSizes((350,150))
self.updatePreview() # update the preview box
# we want to update the preview box whenver the value of "_" changes
QtCore.QObject.connect(self._console,
QtCore.SIGNAL('textChanged()'),
self.updatePreview)
def updatePreview(self):
# called when the text in the interpreter changes, but the preview is
# only updated if the value of "_" has changed
val = self._console.getLastValue() # value of "_"
# check if the id of the value at "_" has changed
if id(val) != self._oldValID:
self._ui.previewBox.setText(prettyPrint(val))
self._oldValID = id(val)
def accept(self):
# called when clicking the Save button
# grab the value of "_" and save it in self._val
self._val = self._console.getLastValue()
QtGui.QDialog.accept(self)
def reject(self):
# called when clicking the Close Without Saving button
self._val = None
QtGui.QDialog.reject(self)
def exec_(self):
# called to "execute" the dialog process
# we override this function to make sure to return I/O to stdin and
# stdout, and make exec_ return the last value of "_"
QtGui.QDialog.exec_(self)
return self._val
def __del__(self):
# we have to remove the parent from the "Myconsole" instance
# because the parent (self) is about to be deleted.
# not doing this will cause crashes.
Myconsole.instance.setParent(None)
@staticmethod
def getValueFromPython(parent, exception = None, val = None):
# this is the function to call to invoke this python prompt
# it returns the last value of "_"
prompt = PythonExpressionPrompt(parent, exception, val)
val = prompt.exec_()
return val
