def __init__(self, parent, info, title="Channel Properties"): super().__init__(parent) self.setWindowTitle(title) self.model = QStandardItemModel(info["nchan"], 4) self.model.setHorizontalHeaderLabels(["#", "Label", "Type", "Bad"]) for index, ch in enumerate(info["chs"]): item = QStandardItem() item.setData(index, Qt.DisplayRole) item.setFlags(item.flags() & ~Qt.ItemIsEditable) self.model.setItem(index, 0, item) self.model.setItem(index, 1, QStandardItem(ch["ch_name"])) kind = channel_type(info, index).upper() self.model.setItem(index, 2, QStandardItem(str(kind))) bad = QStandardItem() bad.setData(ch["ch_name"] in info["bads"], Qt.UserRole) bad.setCheckable(True) bad.setEditable(False) checked = ch["ch_name"] in info["bads"] bad.setCheckState(Qt.Checked if checked else Qt.Unchecked) self.model.setItem(index, 3, bad) self.model.itemChanged.connect(bad_changed) self.proxymodel = MySortFilterProxyModel() self.proxymodel.setDynamicSortFilter(False) self.proxymodel.setSourceModel(self.model) self.view = QTableView() self.view.setModel(self.proxymodel) self.view.setItemDelegateForColumn(2, ComboBoxDelegate(self.view)) self.view.setEditTriggers(QAbstractItemView.AllEditTriggers) self.view.verticalHeader().setVisible(False) self.view.horizontalHeader().setStretchLastSection(True) self.view.setShowGrid(False) self.view.setSelectionMode(QAbstractItemView.NoSelection) self.view.setSortingEnabled(True) self.view.sortByColumn(0, Qt.AscendingOrder) vbox = QVBoxLayout(self) vbox.addWidget(self.view) self.buttonbox = QDialogButtonBox(QDialogButtonBox.Ok | QDialogButtonBox.Cancel) vbox.addWidget(self.buttonbox) self.buttonbox.accepted.connect(self.accept) self.buttonbox.rejected.connect(self.reject) self.resize(475, 650) self.view.setColumnWidth(0, 70) self.view.setColumnWidth(1, 155) self.view.setColumnWidth(2, 90)
def create_table_item(data: Any, editable: bool = False): """ Factory function to create a relevant Qt-model item type for the given parameters. For non-editable items a QStandardItem can be used with just a string representation of the data. For editable items we must store the original data such that if editing fails it can be reset. :param data: Data to be stored in the item :param editable: Boolean indicating if the item can be edited """ if editable: return RevertibleItem(data) else: item = QStandardItem(str(data)) item.setFlags(item.flags() & ~Qt.ItemIsEditable) return item