def add_tree_no_header(self, parent):
tw = QTreeWidget()
parent.addWidget(tw)
tw.setHeaderHidden(True)
tw.setAlternatingRowColors(True)
i1 = QTreeWidgetItem(tw, ['Mammal'])
i2 = QTreeWidgetItem(i1, ['Rodent'])
i3 = QTreeWidgetItem(i2, ['Rat'])
i3 = QTreeWidgetItem(i2, ['Beaver'])
i2 = QTreeWidgetItem(i1, ['Primate'])
i3 = QTreeWidgetItem(i2, ['Baboon'])
i3 = QTreeWidgetItem(i2, ['Human'])
i1 = QTreeWidgetItem(tw, ['Reptile'])
i2 = QTreeWidgetItem(i1, ['Snake'])
i3 = QTreeWidgetItem(i1, ['Crocodile'])
self.add_expand_collapse_buttons(parent, tw)
def add_tree_with_header(self, parent):
tw = QTreeWidget()
parent.addWidget(tw)
tw.setHeaderLabels(['Type', 'Legs', 'Has Hair/Fur'])
tw.setSortingEnabled(True)
tw.setAlternatingRowColors(True)
i1 = QTreeWidgetItem(tw, ['Mammal'])
i2 = QTreeWidgetItem(i1, ['Rodent'])
i3 = QTreeWidgetItem(i2, ['Rat', '4', 'True'])
i3 = QTreeWidgetItem(i2, ['Beaver', '2', 'True'])
i2 = QTreeWidgetItem(i1, ['Primate'])
i3 = QTreeWidgetItem(i2, ['Baboon', '2', 'True'])
i3 = QTreeWidgetItem(i2, ['Human', '2', 'True'])
i1 = QTreeWidgetItem(tw, ['Reptile'])
i2 = QTreeWidgetItem(i1, ['Snake', '0', 'False'])
i3 = QTreeWidgetItem(i1, ['Crocodile', '4', 'False'])
self.add_expand_collapse_buttons(parent, tw)
def _initUI(self):
def _init_tool_buttons():
# First logic buttons
logic_buttons_layout = QHBoxLayout()
logic_buttons = [('NO', QPushButton('NO')),
('AND', QPushButton('AND')),
('OR', QPushButton('OR')),
('implies', QPushButton('→')),
('equivalence', QPushButton('↔')),
('forall', QPushButton('∀')),
('exists', QPushButton('∃'))]
for name, button in logic_buttons:
if name in self.tool_buttons:
logic_buttons_layout.addWidget(button)
# Then proof buttons
proof_buttons_layout = QHBoxLayout()
proof_buttons = [\
('p_contraposition', QPushButton('Proof by contraposition')),
('p_absurd', QPushButton('Proof by contradicton')),
('p_cases', QPushButton('Cases disjunction')),
('p_induction', QPushButton('Proof by induction'))]
for name, button in proof_buttons:
if name in self.tool_buttons:
proof_buttons_layout.addWidget(button)
# Put it all together
buttons_layout = QVBoxLayout()
buttons_layout.addLayout(logic_buttons_layout)
buttons_layout.addLayout(proof_buttons_layout)
return buttons_layout
# Create widgets
objects = PropobjList()
objects.addItem('X : ensemble')
objects.addItem('Y : ensemble')
objects.addItem('f : X → Y')
objects.addItem('x ∈ X')
objects.addItem('A : partie de X')
icon_item = QListWidgetItem('B partie de X')
icon_item.setIcon(QIcon('icon_blue.png'))
objects.addItem(icon_item)
properties = PropobjList()
properties.addItem('f est une fonction de remplissage')
properties.addItem("transitivité de l'union")
statements = QTreeWidget()
statements.setAlternatingRowColors(True)
statements.setHeaderLabels(['Énoncé', 'Identifiant'])
anneaux_ideaux = StatementNode(statements, 'Anneaux et idéaux')
Statement(anneaux_ideaux, ['Définition anneau', 'Définition 1.1'])
Statement(anneaux_ideaux, ['Définition idéal', 'Définition 1.7'])
Statement(anneaux_ideaux, ["Existence d'un idéal maximal", 'Théorème'])
noetherianite = StatementNode(statements, 'Noetherianité')
Statement(noetherianite, ['Transfert de Noethérianité', ''])
Statement(noetherianite,
['Principal implique noethérien', 'Proposition 2.3'])
statements.resizeColumnToContents(0)
goal = Goal(GOAL)
# Create layouts
goal_layout = QHBoxLayout()
logic_buttons = _init_tool_buttons() # already contains buttons
main_layout = QVBoxLayout()
workspace_layout = QHBoxLayout()
propobj_layout = QVBoxLayout()
tools_layout = QVBoxLayout()
# Create QGroupBox to have titles
propobj_gb = QGroupBox('Properties and objects')
tools_gb = QGroupBox('Tools (affect goal, prop. and obj.)')
# Put widgets in layouts and group boxes
goal_layout.addStretch()
goal_layout.addWidget(goal)
goal_layout.addStretch()
# Add space below goal
goal_layout.setContentsMargins(0, 10, 0, 30) #LTRB
propobj_layout.addWidget(objects)
propobj_layout.addWidget(properties)
tools_layout.addLayout(logic_buttons)
tools_layout.addWidget(statements)
propobj_gb.setLayout(propobj_layout)
tools_gb.setLayout(tools_layout)
workspace_layout.addWidget(propobj_gb)
workspace_layout.addWidget(tools_gb)
# Don't forget me
main_layout.addLayout(goal_layout)
main_layout.addLayout(workspace_layout)
self.setWindowTitle("L'union des images réciproque est l'image "\
"réciproque de l'union — d∃∀duction")
self.setLayout(main_layout)
self.show()
