def _make_welcome(self):
welcome = QState(self.run)
begin = QState(welcome)
finalize = QFinalState(welcome)
welcome.setInitialState(begin)
begin.assignProperty(self.label_msg, "text", "Welcome!")
begin.assignProperty(self.button_right, "text", "Start")
begin.assignProperty(self.button_right, "visible", True)
begin.assignProperty(self.button_left, "visible", False)
begin.addTransition(self.button_right.clicked, finalize)
return welcome
def _make_good_bye(self):
good_bye = QState(self.run)
begin = QState(good_bye)
finalize = QFinalState(good_bye)
good_bye.assignProperty(
self.label_msg, "text",
"<html>That's all for now. Hope you liked it.</html>")
good_bye.assignProperty(self.button_left, "visible", False)
good_bye.assignProperty(self.button_right, "enabled", True)
good_bye.assignProperty(self.button_right, "text", "Close")
good_bye.setInitialState(begin)
begin.addTransition(self.button_right.clicked, finalize)
return good_bye
def _make_select_more(self):
select_more = QState(self.run)
begin = QState(select_more)
simulate = QState(select_more)
finalize = QFinalState(select_more)
begin.assignProperty(self.parent().ui.dockWidget_object_tree,
"visible", True)
sticky = self.parent().qsettings.value("appSettings/stickySelection",
defaultValue="false")
note = " (by holding down the <b>Ctrl</b> key)" if sticky == "false" else ""
text = f"""
<html>
<p>Selecting multiple items{note} makes things more interesting.</p>
<p>Press <b>Show</b> to see it in action.</p>
</html>
"""
begin.assignProperty(self.label_msg, "text", text)
begin.assignProperty(self.button_right, "text", "Show")
begin.assignProperty(self.button_right, "enabled", True)
simulate.assignProperty(self.parent().ui.dockWidget_object_tree,
"visible", True)
simulate.assignProperty(self.button_right, "enabled", False)
select_more.setInitialState(begin)
transition = begin.addTransition(self.button_right.clicked, simulate)
animation = SelectionAnimation(self.parent(),
command=QItemSelectionModel.Select)
transition.addAnimation(animation)
simulate.addTransition(animation.finished, finalize)
return select_more
def _make_select_one(self):
select_one = QState(self.run)
begin = QState(select_one)
simulate = QState(select_one)
finalize = QFinalState(select_one)
begin.assignProperty(self.parent().ui.dockWidget_object_tree,
"visible", True)
text = """
<html>
<p>Selecting items in the object tree automatically triggers
graph generation.</b><br />
<p>Press <b>Show</b> to see it in action.</p>
</html>
"""
begin.assignProperty(self.label_msg, "text", text)
begin.assignProperty(self.button_right, "text", "Show")
begin.assignProperty(self.button_right, "enabled", True)
simulate.assignProperty(self.parent().ui.dockWidget_object_tree,
"visible", True)
simulate.assignProperty(self.button_right, "enabled", False)
select_one.setInitialState(begin)
transition = begin.addTransition(self.button_right.clicked, simulate)
animation = SelectionAnimation(
self.parent(), command=QItemSelectionModel.ClearAndSelect)
transition.addAnimation(animation)
simulate.addTransition(animation.finished, finalize)
return select_one
def _make_state(self, name):
s = QState(self.machine)
s.assignProperty(self, "current_state", name)
return s
