class LoadThings(QUndoCommand):
def __init__(self, widget, thing):
super(LoadThings, self).__init__()
self.widget = widget
self.createdThing = thing
self.item = QTreeWidgetItem()
self.item.setText(0, thing.name)
typeName = type(thing).__name__
for i in range(self.widget.ui.treeWidget.topLevelItemCount()):
group = self.widget.ui.treeWidget.topLevelItem(i)
if group.text(0) == typeName:
self.group = group
break
else: # group not found
self.group = QTreeWidgetItem()
self.group.setText(0, typeName)
def redo(self):
if self.widget.ui.treeWidget.indexOfTopLevelItem(self.group) == -1:
self.widget.ui.treeWidget.addTopLevelItem(self.group)
self.group.addChild(self.item)
self.group.setExpanded(True)
self.widget.ui.treeWidget.setCurrentItem(self.item)
def undo(self):
self.group.takeChild(self.group.childCount()-1)
if self.group.childCount() == 0:
parentIndex = self.widget.ui.treeWidget.indexOfTopLevelItem(self.group)
self.widget.ui.treeWidget.takeTopLevelItem(parentIndex)
class ToolBox(QTreeWidget):
"""A toolbox that contains logic gates and user circuits, for use
in the main designer window.
"""
def __init__(self):
super(ToolBox, self).__init__()
self.setDragEnabled(True)
self.setColumnCount(2)
self.header().setVisible(False)
gatesheader = QTreeWidgetItem(self, [self.str_basicGates])
gatesheader.setFlags(
~Qt.ItemFlag.ItemIsDragEnabled & ~Qt.ItemFlag.ItemIsSelectable)
gatesheader.setExpanded(True)
imgDir = filePath('icons/')
for name, class_ in inspect.getmembers(
gates,
lambda m: (
inspect.isclass(m) and m.__module__ == 'engine.gates')):
item = QTreeWidgetItem(gatesheader, [name[:-4]])
item.setIcon(0, QIcon(imgDir + name + '.png'))
item = QTreeWidgetItem(gatesheader, ['JKFlipFlop'])
item.setIcon(0, QIcon(imgDir + 'JKFlipFlop.png'))
item = QTreeWidgetItem(gatesheader, ['RSFlipFlop'])
item.setIcon(0, QIcon(imgDir + 'RSFlipFlop.png'))
ioheader = QTreeWidgetItem(self, [self.str_IO])
ioheader.setFlags(
~Qt.ItemFlag.ItemIsDragEnabled & ~Qt.ItemFlag.ItemIsSelectable)
ioheader.setExpanded(True)
[
QTreeWidgetItem(ioheader, [name])
for name in [self.str_I, self.str_O, self.str_Clock]]
self.userheader = QTreeWidgetItem(self, [self.str_userCircuits])
[QTreeWidgetItem(self.userheader, [name[:-4], 'user'])
for name in sorted(listdir(filePath('user/')))]
self.userheader.setFlags(
~Qt.ItemFlag.ItemIsDragEnabled & ~Qt.ItemFlag.ItemIsSelectable)
self.userheader.setExpanded(True)
self.setColumnWidth(0, 300)
def addUserCircuit(self, name):
"""When the user saves a circuit, add it at the correct
alphabetical spot, if it is not already present."""
for i in range(self.userheader.childCount()):
if self.userheader.child(i).text(0) == name:
return
QTreeWidgetItem(self.userheader, [name, 'user'])
self.userheader.sortChildren(0, Qt.AscendingOrder)
def __init__(self, mainwindow, config):
super(SettingsDialog, self).__init__()
self.setWindowTitle(self.str_title)
# Reference kept to set settings in MainWindow
self.mainwindow = mainwindow
"""A reference to the top window of the app."""
self.config = config
"""The settings of our app."""
# Setting log handlers
logHandlers = QGroupBox(self.str_logHandlers)
logHandlersLayout = QVBoxLayout()
logHandlers.setLayout(logHandlersLayout)
logToGui = QCheckBox(self.str_logToGui)
logToGui.setChecked(self.config.getboolean('LogHandlers', 'gui'))
logToGui.stateChanged.connect(
lambda: self.chooseHandler(logToGui, 'gui'))
logHandlersLayout.addWidget(logToGui)
logtoStdout = QCheckBox(self.str_logToStdout)
logtoStdout.setChecked(self.config.getboolean('LogHandlers', 'stdout'))
logtoStdout.stateChanged.connect(
lambda: self.chooseHandler(logtoStdout, 'stdout'))
logHandlersLayout.addWidget(logtoStdout)
logToFile = QCheckBox(self.str_logToFile)
logToFile.setChecked(self.config.getboolean('LogHandlers', 'file'))
logToFile.stateChanged.connect(
lambda: self.chooseHandler(logToFile, 'file'))
logHandlersLayout.addWidget(logToFile)
# Setting log verbosity
logVerbosity = QGroupBox(self.str_logVerbosity)
logVerbosityLayout = QHBoxLayout()
logVerbosity.setLayout(logVerbosityLayout)
self.verbosityOptions = QTreeWidget()
self.verbosityOptions.header().setVisible(False)
for k, v in self.str_treeItems.items():
node = QTreeWidgetItem(self.verbosityOptions, [k])
if isinstance(v, str):
node.setText(1, v)
node.setCheckState(
0, boolToCheckState(
self.config.getboolean('LogVerbosity', v)))
else:
count = 0
for key, val in v.items():
item = QTreeWidgetItem(node, [key, val])
checked = self.config.getboolean('LogVerbosity', val)
item.setCheckState(0, boolToCheckState(checked))
if checked:
count += 1
if count == node.childCount():
node.setCheckState(0, Qt.Checked)
elif count == 0:
node.setCheckState(0, Qt.Unchecked)
else:
node.setCheckState(0, Qt.PartiallyChecked)
self.verbosityOptions.itemChanged.connect(self.chooseVerbosity)
logVerbosityLayout.addWidget(self.verbosityOptions)
# Setting clock speed
clock = QGroupBox(self.str_clock)
clockLayout = QHBoxLayout()
clock.setLayout(clockLayout)
clockLayout.addWidget(QLabel(self.str_clockSpeed))
spin = QDoubleSpinBox()
spin.setValue(self.config.getfloat('Clock', 'speed'))
clockLayout.addWidget(spin)
# Setting appearance
appearance = QGroupBox(self.str_appearance)
appearanceLayout = QHBoxLayout()
appearance.setLayout(appearanceLayout)
appearanceLayout.addWidget(QLabel(self.str_circBgColor))
circBgBtn = QPushButton(self.str_choose)
circBgBtn.setPalette(QPalette(
QColor(self.config.get('Appearance', 'circ_bg_color'))))
circBgBtn.clicked.connect(
lambda: self.chooseColor(circBgBtn, 'circ_bg_color'))
appearanceLayout.addWidget(circBgBtn)
appearanceLayout.addWidget(QLabel(self.str_logBgColor))
logBgBtn = QPushButton(self.str_choose)
logBgBtn.setPalette(QPalette(
QColor(self.config.get('Appearance', 'log_bg_color'))))
logBgBtn.clicked.connect(
lambda: self.chooseColor(logBgBtn, 'log_bg_color'))
appearanceLayout.addWidget(logBgBtn)
# Saving settings to file and effectively setting them
close = QPushButton(self.str_close)
close.clicked.connect(self.closeAndApply)
layout = QGridLayout(self)
layout.addWidget(logHandlers, 0, 0, 1, 1)
layout.addWidget(logVerbosity, 0, 1, 1, 1)
layout.addWidget(clock, 1, 0, 1, 2)
layout.addWidget(appearance, 2, 0, 1, 2)
layout.addWidget(close, 3, 1, 1, 1)
self.setLayout(layout)
