def viewSelectionChanged(self, view, context):
safecall(self.variableController).detach()
self.variableController = None
if self.annotationChoiceView is not None:
self.annotationChoiceView.anchor = None
self.annotationChoiceView = None
if self.view.selected:
self.variableController = VariableController(
self, self.view.transcriptionLabel)
self.annotationChoiceView = ChoiceView(itemsPerLine=1,
anchor=self.view,
anchorPosition='above',
controller=self,
hotkeysEnabled=False)
self.annotationChoiceView.choices = [
'new agreement relation', 'new constituent',
'new reference label'
]
self.annotationChoiceView.getViewForChoice(
'new agreement relation'
).choiceAction = self.createDependencyAnnotation
self.annotationChoiceView.getViewForChoice(
'new constituent'
).choiceAction = self.createConstituentAnnotation
self.annotationChoiceView.getViewForChoice(
'new reference label').choiceAction = self.createReferenceLabel
def quit(self):
# close all windows
for window in self.windows:
window.close()
# quit the application
safecall(self.controller).applicationQuitting()
self.__app._quit()
def yieldedFirstResponder(self):
# stop editing and take over the new value
safecall(self.__editController).endEdit()
self.__value = self.__editController.value
# reset the editing state
self.__editController = None
self.__cursor = None
self.presentationDelegate.endEdit()
def createDependencyAnnotation(self, sender):
# create a new dependency relation
transaction = transaction = self.representedObject.__db__.transaction()
document = self.representedObject.__db__.document
with transaction:
dependency = document.persistenceSchema.classes.DependencyRelation(
self.representedObject, self.representedObject)
# start editing the newly created dependency relation
depController = self.spanController.getControllerForObject(dependency)
safecall(depController).edit('target')
def createConstituentAnnotation(self, sender):
# create a new dependency relation
transaction = transaction = self.representedObject.__db__.transaction()
document = self.representedObject.__db__.document
with transaction:
constituent = document.persistenceSchema.classes.Constituent()
constituent.add(self.representedObject)
# start editing the newly created dependency relation
conController = self.spanController.getControllerForObject(constituent)
safecall(conController).edit()
def __init__(self, **kwargs):
self.__window = self.www = GUI_Window(size=(900, 700))
self.__window.windowWrapper = self
self.__contents = ScrollView(self, self.__window.scrollview)
self.__firstResponder = self
self.__defaultFirstResponder = None
self.__controller = kwargs.get('controller')
if self.__controller is not None:
self.__controller.window = self
safecall(self.controller).windowLoaded()
def keyDown(self, event):
# let the controller handle this
if safecall(self.__editController).keyEvent(event) == True:
return
# move cursor to the left
if event.key == 'left_arrow':
self.moveCursorLeft()
# move the cursor to the right
elif event.key == 'right_arrow':
self.moveCursorRight()
# delete text
elif event.key == 'delete':
willChange(self, 'presentationState', {})
self.moveCursorToCharacterAtPos(
self.__editController.deleteTextAtPosition(
self.cursorPosition))
didChange(self, 'presentationState', {})
elif event.key in ('enter', 'return', 'esc'):
# resign the first responder status
self.window.firstResponder = self.superview
# insert text
elif event.unicodePoint is not None:
willChange(self, 'presentationState', {})
try:
self.moveCursorToCharacterAtPos(
self.__editController.insertTextAtPosition(
event.unicodePoint, self.cursorPosition))
except EditorOperationError:
self.operationError()
didChange(self, 'presentationState', {})
def firstResponder(self, responder):
if responder is None:
responder = self
# find the item in the hierarchy that is willing to become first responder
for responder in getattr(responder, 'responderChain', ()):
if responder.canBecomeFirstResponder:
break
# check if the item is actually willing to become first responder
if not responder.canBecomeFirstResponder:
return
# change the first responder
safecall(self.firstResponder).yieldedFirstResponder()
self.__firstResponder = responder
safecall(self.firstResponder).becameFirstResponder()
def becameFirstResponder(self):
self.__cursor = 0
editController = safecall(
self.controller).startEditAndGetEditControllerForView(self)
if editController is None:
editController = StrEditController(self)
self.__editController = editController
self.presentationDelegate.startEdit()
def moveCursorRight(self):
p = self.cursorPosition
if p is None:
return
# guard agains being on the left
if p == len(self.value):
safecall(self.__editController).cursorMovedAfterText()
return
# try to find the next grapheme
# we do it by moving backwards until the string width changes
font = Font.defaultFont
value = self.value[0:p]
x = font.getWidthForString(value)
p = p + 1
while font.getWidthForString(value[0:p]) == x and p < len(value):
p = p + 1
self.__cursor = p
self.dirty()
def setup_menus(self, menu_config):
super(GUI.Application, self).setup_menus(menu_config)
for cmd_name, item in self.gui_menu_map.iteritems():
#print "%s.enabled=%s" % (item, item.action.hasResponder)
invokable = item.action.canBeInvoked()
if not invokable:
menu_config[cmd_name].enabled = False
else:
# get the state of the menu item
responder = item.action.getCurrentTarget()
state = safecall(responder).getStateForMenuItem(item)
if state is None:
state = True
# set the state accordingly
menu_config[cmd_name].enabled = state is not False
menu_config[cmd_name].checked = state is 1
def computeLayout(self):
""" Arrange the subviews """
# if model is not loaded, basically do nothing
if not self.modelLoaded:
self.size = (500, 50)
self.dirty()
self.needsLayout = False
return
# ============= 1. Arrange the tokens
# this happens deterministically, so if the tokens did not change, their
# positions will be identical between runs
# also, we do not move tokens around!
x = self.tokenInitialOffset
for tokenView in self.tokenViews:
# x = x + tokenView.size.width/2
tokenView.position = (x, 0)
x = tokenView.rect.x1 + self.tokenSeparator
# ============= 2. Determine the x coordinates and x zones for the nodes
# The middle of the node should be at the middle of its x zone
nodeXZones = dict()
for nodeView in sorted(
self.nodeViews,
key=lambda v: getattr(v, 'positionPriority', 10)):
nodeView.position = (
(min(v.rect.center.x for v in nodeView.dependentViews) +
max(v.rect.center.x
for v in nodeView.dependentViews) - nodeView.size.width) /
2, 0)
x0 = min(min(v.rect.x0 for v in nodeView.dependentViews),
nodeView.rect.x0)
x1 = max(max(v.rect.x1 for v in nodeView.dependentViews),
nodeView.rect.x1)
nodeXZones[nodeView] = (x0, x1)
# ============= 3. Group the nodes based on their x zones
nodeLayoutGroups = self.__groupNodesBasedOnX(nodeXZones)
for layoutGroup in nodeLayoutGroups:
self.__layoutNodesVertically(layoutGroup, nodeXZones)
# ============= 3. Resize the container view to fit all the annotations etc.
# place the label views so taht they don't mess stuff up
self.headerLabel.position = (15, 0)
self.auxiliaryLabel.position = (0, self.headerLabel.size.height + 15)
# adjust the node views
# we want the highest element be 25 pixels under the header
ymin = min(v.rect.y0
for v in self.views) - 25 - self.headerLabel.size.height
# move all the view vertical coordinates so that y0 becomes 0
for view in self.viewsWithoutSegments:
(x, y) = view.position
view.position = (x, y - ymin)
ymax = max(v.rect.y1 for v in self.viewsWithoutSegments)
# position the labels
self.headerLabel.position = (15, 0)
self.auxiliaryLabel.position = (self.tokenInitialOffset, ymax)
# adjust the size of the span
self.size = (max(500,
max(v.rect.x1 for v in self.viewsWithoutSegments)),
self.auxiliaryLabel.rect.y1 + 25)
# ============= 4. Reset all the segments
for nodeView in self.nodeViews:
safecall(nodeView).setupSegments()
for s in self.segments:
willChange(view, 'globalRect', {})
willChange(s, 'superview', {})
s._View__superview = self
willChange(s, 'superview', {})
didChange(view, 'globalRect', {})
# ============= Layouting is finished
self.dirty()
self.needsLayout = False
def keyDown(self, event):
safecall(self.nextResponder).keyDown(event)
def keyUp(self, event):
safecall(self.nextResponder).keyUp(event)
def open_app(self):
safecall(self.app.controller).applicationLoaded()
def close_cmd(self):
safecall(self.windowWrapper.controller).windowClosing()
super(GUI.Window, self).close_cmd()
if len(GUI.application().windows) == 0:
Application().quit()
def editableActivated(self, sender):
safecall(sender.controller).editableActivated(sender)
