Python QTreeWidget.setSelectionMode方法代码示例

# 需要导入模块: from PyQt5.QtWidgets import QTreeWidget [as 别名]
# 或者: from PyQt5.QtWidgets.QTreeWidget import setSelectionMode [as 别名]
class InfoDialog(QDialog):

    def __init__(self, parent, info, title):
        super().__init__(parent)

        self.setWindowTitle('Media Info - ' + title)
        self.setWindowModality(QtCore.Qt.ApplicationModal)
        self.setMinimumSize(500, 250)
        self.resize(500, 250)

        self.vLayout = QVBoxLayout(self)

        self.infoTree = QTreeWidget(self)
        self.infoTree.setColumnCount(2)
        self.infoTree.setHeaderLabels(['Scope', 'Value'])
        self.infoTree.setAlternatingRowColors(True)
        self.infoTree.setSelectionMode(QAbstractItemView.NoSelection)
        self.infoTree.setEditTriggers(QAbstractItemView.NoEditTriggers)
        self.vLayout.addWidget(self.infoTree)

        self.__generate_widgets(info)
        self.infoTree.setColumnWidth(0, 150)

        self.buttonBox = QDialogButtonBox(self)
        self.buttonBox.setStandardButtons(QDialogButtonBox.Close)
        self.vLayout.addWidget(self.buttonBox)

        self.buttonBox.rejected.connect(self.close)

    def __generate_widgets(self, info, parent=None):
        for key in sorted(info.keys()):
            if(isinstance(info[key], dict)):
                widget = QTreeWidgetItem([key])
                self.__generate_widgets(info[key], widget)
            else:
                widget = QTreeWidgetItem([key, info[key]])

            if(parent):
                parent.addChild(widget)
            else:
                self.infoTree.addTopLevelItem(widget)

# 需要导入模块: from PyQt5.QtWidgets import QTreeWidget [as 别名]
# 或者: from PyQt5.QtWidgets.QTreeWidget import setSelectionMode [as 别名]
class PugdebugExpressionViewer(QWidget):

    expression_added_signal = pyqtSignal(int, str)
    expression_changed_signal = pyqtSignal(int, str)

    def __init__(self):
        super(PugdebugExpressionViewer, self).__init__()

        # Action for adding a new expression
        self.add_action = QAction(QIcon.fromTheme('list-add'), "&Add", self)
        self.add_action.triggered.connect(self.handle_add_action)

        # Action for deleting selected expressions
        self.delete_action = QAction(
            QIcon.fromTheme('list-remove'),
            "&Delete", self
        )
        self.delete_action.setShortcut(QKeySequence("Del"))
        self.delete_action.triggered.connect(self.handle_delete_action)

        self.toolbar = QToolBar()
        self.toolbar.setIconSize(QSize(16, 16))
        self.toolbar.addAction(self.add_action)
        self.toolbar.addAction(self.delete_action)

        self.tree = QTreeWidget()
        self.tree.setColumnCount(3)
        self.tree.setHeaderLabels(['Expression', 'Type', 'Value'])
        self.tree.setSelectionMode(QAbstractItemView.ContiguousSelection)
        self.tree.setContextMenuPolicy(Qt.CustomContextMenu)
        self.tree.customContextMenuRequested.connect(self.show_context_menu)

        layout = QVBoxLayout()
        layout.addWidget(self.toolbar)
        layout.addWidget(self.tree)
        self.setLayout(layout)

        self.restore_state()

        self.tree.itemChanged.connect(self.handle_item_changed)

    def show_context_menu(self, point):
        # Create the context menu on the tree widget
        context_menu = QMenu(self)

        # Add action is always visible
        context_menu.addAction(self.add_action)

        # If clicked on an row, offer to delete it
        if self.tree.itemAt(point):
            context_menu.addAction(self.delete_action)

        point = self.tree.mapToGlobal(point)
        context_menu.popup(point)

    def add_expression(self, expression):
        item = QTreeWidgetItem([expression, '', ''])
        item.setFlags(
            Qt.ItemIsEnabled |
            Qt.ItemIsEditable |
            Qt.ItemIsSelectable
        )
        self.tree.addTopLevelItem(item)

        #  Emit the signal to evaluate the expression
        index = self.tree.indexOfTopLevelItem(item)
        self.expression_added_signal.emit(index, expression)

    def delete_selected(self):
        """Deletes currently selected items from the tree"""
        for item in self.tree.selectedItems():
            index = self.tree.indexOfTopLevelItem(item)
            self.delete_expression(item)
            self.select_next(index)

    def select_next(self, index):
        """Selects the next item after an item has been deleted"""
        prev_item = self.tree.topLevelItem(index - 1)
        next_item = self.tree.topLevelItem(index)

        if prev_item:
            prev_item.setSelected(True)
        elif next_item:
            next_item.setSelected(True)

    def clear_values(self):
        """Deletes values for all expressions"""
        count = self.tree.topLevelItemCount()
        for index in range(0, count):
            item = self.tree.topLevelItem(index)
            item.setData(1, Qt.DisplayRole, '')
            item.setData(2, Qt.DisplayRole, '')
            item.takeChildren()

    def delete_expression(self, item):
        """Deletes the given item from the tree"""
        index = self.tree.indexOfTopLevelItem(item)
        self.tree.takeTopLevelItem(index)

    def get_expressions(self):
#.........这里部分代码省略.........

# 需要导入模块: from PyQt5.QtWidgets import QTreeWidget [as 别名]
# 或者: from PyQt5.QtWidgets.QTreeWidget import setSelectionMode [as 别名]
class ChangedDocumentsListDialog(widgets.dialog.Dialog):
    def __init__(self):
        super(ChangedDocumentsListDialog, self).__init__(buttons=('close',))
        self.setWindowModality(Qt.NonModal)
        self.setAttribute(Qt.WA_QuitOnClose, False)
        
        layout = QGridLayout(margin=0)
        self.mainWidget().setLayout(layout)
        self.tree = QTreeWidget(headerHidden=True, rootIsDecorated=False,
                                columnCount=2, itemsExpandable=False)
        self.tree.setSelectionMode(QTreeWidget.ExtendedSelection)
        
        self.buttonReload = QPushButton()
        self.buttonReloadAll = QPushButton()
        self.buttonSave = QPushButton()
        self.buttonSaveAll = QPushButton()
        self.buttonShowDiff = QPushButton()
        self.checkWatchingEnabled = QCheckBox(checked=enabled())
        
        layout.addWidget(self.tree, 0, 0, 6, 1)
        layout.addWidget(self.buttonReload, 0, 1)
        layout.addWidget(self.buttonReloadAll, 1, 1)
        layout.addWidget(self.buttonSave, 2, 1)
        layout.addWidget(self.buttonSaveAll, 3, 1)
        layout.addWidget(self.buttonShowDiff, 4, 1)
        layout.addWidget(self.checkWatchingEnabled, 6, 0, 1, 2)
        layout.setRowStretch(5, 10)
        
        app.documentClosed.connect(self.removeDocument)
        app.documentSaved.connect(self.removeDocument)
        app.documentUrlChanged.connect(self.removeDocument)
        app.documentLoaded.connect(self.removeDocument)
        self.tree.itemSelectionChanged.connect(self.updateButtons)
        self.buttonReload.clicked.connect(self.slotButtonReload)
        self.buttonReloadAll.clicked.connect(self.slotButtonReloadAll)
        self.buttonSave.clicked.connect(self.slotButtonSave)
        self.buttonSaveAll.clicked.connect(self.slotButtonSaveAll)
        self.buttonShowDiff.clicked.connect(self.slotButtonShowDiff)
        self.checkWatchingEnabled.toggled.connect(setEnabled)
    
        app.translateUI(self)
        qutil.saveDialogSize(self, 'externalchanges/dialog/size', QSize(400, 200))
        userguide.addButton(self.buttonBox(), "externalchanges")
        self.button('close').setFocus()
    
    def translateUI(self):
        self.setWindowTitle(app.caption(_("Modified Files")))
        self.setMessage(_(
            "The following files were modified or deleted by other "
            "applications:"))
        self.buttonReload.setText(_("Reload"))
        self.buttonReload.setToolTip(_(
            "Reloads the selected documents from disk. "
            "(You can still reach the previous state of the document "
            "using the Undo command.)"))
        self.buttonReloadAll.setText(_("Reload All"))
        self.buttonReloadAll.setToolTip(_(
            "Reloads all externally modified documents from disk. "
            "(You can still reach the previous state of the document "
            "using the Undo command.)"))
        self.buttonSave.setText(_("Save"))
        self.buttonSave.setToolTip(_(
            "Saves the selected documents to disk, overwriting the "
            "modifications by another program."))
        self.buttonSaveAll.setText(_("Save All"))
        self.buttonSaveAll.setToolTip(_(
            "Saves all documents to disk, overwriting the modifications by "
            "another program."))
        self.buttonShowDiff.setText(_("Show Difference..."))
        self.buttonShowDiff.setToolTip(_(
            "Shows the differences between the current document "
            "and the file on disk."))
        self.checkWatchingEnabled.setText(_(
            "Enable watching documents for external changes"))
        self.checkWatchingEnabled.setToolTip(_(
            "If checked, Frescobaldi will warn you when opened files are "
            "modified or deleted by other applications."))
    
    def setDocuments(self, documents):
        """Display the specified documents in the list."""
        # clear the treewidget
        for d in self.tree.invisibleRootItem().takeChildren():
            for i in d.takeChildren():
                i.doc = None
        # group the documents by directory
        dirs = {}
        for d in documents:
            path = d.url().toLocalFile()
            if path:
                dirname, filename = os.path.split(path)
                dirs.setdefault(dirname, []).append((filename, d))
        for dirname in sorted(dirs, key=util.naturalsort):
            diritem = QTreeWidgetItem()
            diritem.setText(0, util.homify(dirname))
            self.tree.addTopLevelItem(diritem)
            diritem.setExpanded(True)
            diritem.setFlags(Qt.ItemIsEnabled)
            diritem.setIcon(0, icons.get('folder-open'))
            for filename, document in sorted(dirs[dirname],
                                              key=lambda item: util.naturalsort(item[0])):
#.........这里部分代码省略.........

# 需要导入模块: from PyQt5.QtWidgets import QTreeWidget [as 别名]
# 或者: from PyQt5.QtWidgets.QTreeWidget import setSelectionMode [as 别名]
class AddToProject(QDialog):

    def __init__(self, pathProjects, parent=None):
        #pathProjects must be a list
        super(AddToProject, self).__init__(parent)
        self.setWindowTitle(_translate("AddToProject", "Add File to Project"))
        self.pathSelected = ''
        vbox = QVBoxLayout(self)

        self._tree = QTreeWidget()
        self._tree.header().setHidden(True)
        self._tree.setSelectionMode(QTreeWidget.SingleSelection)
        self._tree.setAnimated(True)
        vbox.addWidget(self._tree)
        hbox = QHBoxLayout()
        btnAdd = QPushButton(_translate("AddToProject", "Add here!"))
        btnCancel = QPushButton(_translate("AddToProject", "Cancel"))
        hbox.addWidget(btnCancel)
        hbox.addWidget(btnAdd)
        vbox.addLayout(hbox)
        #load folders
        self._root = None
        self._loading_items = {}
        self.loading_projects(pathProjects)
        self._thread_execution = ThreadExecution(
            self._thread_load_projects, args=[pathProjects])
        self._thread_execution.finished.connect(self._callback_load_project)
        self._thread_execution.start()

        btnCancel.clicked['bool'].connect(self.close)
        btnAdd.clicked['bool'].connect(self._select_path)

    def loading_projects(self, projects):
        for project in projects:
            loadingItem = LoadingItem()
            item = loadingItem.add_item_to_tree(project, self._tree,
                                                parent=self)
            self._loading_items[project] = item

    def _thread_load_projects(self, projects):
        structures = []
        for pathProject in projects:
            folderStructure = file_manager.open_project(pathProject)
            structures.append((folderStructure, pathProject))
        self._thread_execution.storage_values = structures

    def _callback_load_project(self):
        structures = self._thread_execution.storage_values
        if structures:
            for structure, path in structures:
                item = self._loading_items.pop(path, None)
                if item is not None:
                    index = self._tree.indexOfTopLevelItem(item)
                    self._tree.takeTopLevelItem(index)
                self._load_project(structure, path)

    def _select_path(self):
        item = self._tree.currentItem()
        if item:
            self.pathSelected = item.toolTip(0)
            self.close()

    def _load_project(self, folderStructure, folder):
        if not folder:
            return

        name = file_manager.get_basename(folder)
        item = QTreeWidgetItem(self._tree)
        item.setText(0, name)
        item.setToolTip(0, folder)
        item.setIcon(0, QIcon(resources.IMAGES['tree-folder']))
        if folderStructure[folder][1] is not None:
            folderStructure[folder][1].sort()
        self._load_folder(folderStructure, folder, item)
        item.setExpanded(True)
        self._root = item

    def _load_folder(self, folderStructure, folder, parentItem):
        items = folderStructure[folder]

        if items[1] is not None:
            items[1].sort()
        for _file in items[1]:
            if _file.startswith('.'):
                continue
            subfolder = QTreeWidgetItem(parentItem)
            subfolder.setText(0, _file)
            subfolder.setToolTip(0, os.path.join(folder, _file))
            subfolder.setIcon(0, QIcon(resources.IMAGES['tree-folder']))
            self._load_folder(folderStructure,
                              os.path.join(folder, _file), subfolder)

# 需要导入模块: from PyQt5.QtWidgets import QTreeWidget [as 别名]
# 或者: from PyQt5.QtWidgets.QTreeWidget import setSelectionMode [as 别名]
class Preferences(QDialog):
#
    configuration = {}
    weight = 0
#
    savePreferences = pyqtSignal()
#
    def __init__(self, parent=None):
        super(Preferences, self).__init__(parent, Qt.Dialog)
        self.setWindowTitle(translations.TR_PREFERENCES_TITLE)
        self.setMinimumSize(QSize(900, 600))
        vbox = QVBoxLayout(self)
        hbox = QHBoxLayout()
        vbox.setContentsMargins(0, 0, 5, 5)
        hbox.setContentsMargins(0, 0, 0, 0)
#
        self.tree = QTreeWidget()
        self.tree.header().setHidden(True)
        self.tree.setSelectionMode(QTreeWidget.SingleSelection)
        self.tree.setAnimated(True)
        self.tree.header().setHorizontalScrollMode(
            QAbstractItemView.ScrollPerPixel)
        self.tree.header().setSectionResizeMode(0, QHeaderView.ResizeToContents)
        self.tree.header().setStretchLastSection(False)
        self.tree.setFixedWidth(200)
        self.stacked = QStackedLayout()
        hbox.addWidget(self.tree)
        hbox.addLayout(self.stacked)
        vbox.addLayout(hbox)
#
        hbox_footer = QHBoxLayout()
        self._btnSave = QPushButton(translations.TR_SAVE)
        self._btnCancel = QPushButton(translations.TR_CANCEL)
        hbox_footer.addSpacerItem(QSpacerItem(1, 0, QSizePolicy.Expanding))
        hbox_footer.addWidget(self._btnCancel)
        hbox_footer.addWidget(self._btnSave)
        vbox.addLayout(hbox_footer)
#
        self.tree.itemSelectionChanged.connect(self._change_current)
        self._btnCancel.clicked['bool'].connect(self.close)
        self._btnSave.clicked['bool'].connect(self._save_preferences)
#
        self.load_ui()
        self.tree.setCurrentItem(self.tree.topLevelItem(0))
#
    def _save_preferences(self):
        self.savePreferences.emit()
        self.close()
#
    def load_ui(self):
        sections = sorted(
            list(Preferences.configuration.keys()),
            key=lambda item: Preferences.configuration[item]['weight'])
        for section in sections:
            text = Preferences.configuration[section]['text']
            Widget = Preferences.configuration[section]['widget']
            widget = Widget(self)
            area = QScrollArea()
            area.setWidgetResizable(True)
            area.setWidget(widget)
            self.stacked.addWidget(area)
            index = self.stacked.indexOf(area)
            item = QTreeWidgetItem([text])
            item.setData(0, Qt.UserRole, index)
            self.tree.addTopLevelItem(item)
#
            #Sort Item Children
            subcontent = Preferences.configuration[section].get(
                'subsections', {})
            subsections = sorted(list(subcontent.keys()),
                                 key=lambda item: subcontent[item]['weight'])
            for sub in subsections:
                text = subcontent[sub]['text']
                Widget = subcontent[sub]['widget']
                widget = Widget(self)
                area = QScrollArea()
                area.setWidgetResizable(True)
                area.setWidget(widget)
                self.stacked.addWidget(area)
                index = self.stacked.indexOf(area)
                subitem = QTreeWidgetItem([text])
                subitem.setData(0, Qt.UserRole, index)
                item.addChild(subitem)
#
        self.tree.expandAll()
#
    def _change_current(self):
        item = self.tree.currentItem()
        index = item.data(0, Qt.UserRole)
        self.stacked.setCurrentIndex(index)
#
    @classmethod
    def register_configuration(cls, section, widget, text, weight=None,
                               subsection=None):
        if weight is None:
            Preferences.weight += 1
            weight = Preferences.weight
        if not subsection:
            Preferences.configuration[section] = {'widget': widget,
                                                  'weight': weight,
#.........这里部分代码省略.........

# 需要导入模块: from PyQt5.QtWidgets import QTreeWidget [as 别名]
# 或者: from PyQt5.QtWidgets.QTreeWidget import setSelectionMode [as 别名]
class Preferences(QDialog):

    configuration = {}
    weight = 0
    # Signals
    savePreferences = pyqtSignal()

    def __init__(self, parent=None):
        super().__init__(parent, Qt.Dialog)
        self.setWindowTitle(translations.TR_PREFERENCES_TITLE)
        self.setMinimumSize(900, 650)
        box = QVBoxLayout(self)
        box.setContentsMargins(3, 3, 3, 3)
        self.setAutoFillBackground(True)
        # Header
        self._header_label = QLabel("")
        header_font = self._header_label.font()
        header_font.setBold(True)
        header_font.setPointSize(header_font.pointSize() + 4)
        self._header_label.setFont(header_font)

        hbox = QHBoxLayout()
        hbox.setContentsMargins(0, 0, 0, 0)

        self.tree = QTreeWidget()
        self.tree.header().setHidden(True)
        self.tree.setSelectionMode(QTreeWidget.SingleSelection)
        self.tree.setAnimated(True)
        self.tree.header().setSectionResizeMode(
            0, QHeaderView.ResizeToContents)
        self.tree.setFixedWidth(200)
        hbox.addWidget(self.tree)

        self.stacked = QStackedLayout()
        header_layout = QVBoxLayout()
        header_layout.setContentsMargins(0, 0, 0, 0)
        header_layout.addWidget(self._header_label)
        header_layout.addLayout(self.stacked)
        hbox.addLayout(header_layout)
        box.addLayout(hbox)

        # Footer buttons
        button_box = QDialogButtonBox(
            QDialogButtonBox.Ok | QDialogButtonBox.Cancel)
        box.addWidget(button_box)

        # Connections
        button_box.rejected.connect(self.close)
        button_box.accepted.connect(self._save_preferences)
        self.tree.selectionModel().currentRowChanged.connect(
            self._change_current)

        self.load_ui()

    @pyqtSlot()
    def _save_preferences(self):
        self.savePreferences.emit()
        self.close()

    def load_ui(self):
        sections = sorted(
            Preferences.configuration.keys(),
            key=lambda item: Preferences.configuration[item]['weight'])
        for section in sections:
            text = Preferences.configuration[section]['text']
            Widget = Preferences.configuration[section]['widget']
            widget = Widget(self)
            area = QScrollArea()
            area.setWidgetResizable(True)
            area.setWidget(widget)
            self.stacked.addWidget(area)
            index = self.stacked.indexOf(area)
            item = QTreeWidgetItem([text])
            item.setData(0, Qt.UserRole, index)
            self.tree.addTopLevelItem(item)

            # Sort Item Children
            subcontent = Preferences.configuration[section].get(
                'subsections', {})
            subsections = sorted(
                subcontent.keys(), key=lambda item: subcontent[item]['weight'])
            for sub in subsections:
                text = subcontent[sub]['text']
                Widget = subcontent[sub]['widget']
                widget = Widget(self)
                area = QScrollArea()
                area.setWidgetResizable(True)
                area.setWidget(widget)
                self.stacked.addWidget(area)
                index = self.stacked.indexOf(area)
                subitem = QTreeWidgetItem([text])
                subitem.setData(0, Qt.UserRole, index)
                item.addChild(subitem)

        self.tree.expandAll()
        self.tree.setCurrentIndex(self.tree.model().index(0, 0))

    def _change_current(self):
        item = self.tree.currentItem()
        index = item.data(0, Qt.UserRole)
#.........这里部分代码省略.........

# 需要导入模块: from PyQt5.QtWidgets import QTreeWidget [as 别名]
# 或者: from PyQt5.QtWidgets.QTreeWidget import setSelectionMode [as 别名]
class CueListDialog(QDialog):

    def __init__(self, **kwargs):
        super().__init__(**kwargs)

        self.setMinimumSize(400, 300)

        self._cues = []

        self.list = QTreeWidget(self)
        self.list.setSelectionMode(self.list.SingleSelection)
        self.list.setSelectionBehavior(self.list.SelectRows)
        self.list.setAlternatingRowColors(True)
        self.list.setIndentation(0)
        self.list.setHeaderLabels(['Index', 'Name'])
        self.list.header().setSectionResizeMode(QHeaderView.Fixed)
        self.list.header().setSectionResizeMode(1, QHeaderView.Stretch)
        self.list.header().setStretchLastSection(False)

        self.setLayout(QVBoxLayout())
        self.layout().addWidget(self.list)

        self.buttons = QDialogButtonBox(self)
        self.buttons.addButton(QDialogButtonBox.Cancel)
        self.buttons.addButton(QDialogButtonBox.Ok)
        self.layout().addWidget(self.buttons)

        self.buttons.accepted.connect(self.accept)
        self.buttons.rejected.connect(self.reject)

    def add_cue(self, cue):
        try:
            item = QTreeWidgetItem()
            item.setTextAlignment(0, Qt.AlignCenter)

            for n, prop in enumerate(['index', 'name']):
                item.setText(n, str(cue.properties().get(prop, 'Undefined')))

            self._cues.append(cue)
            self.list.addTopLevelItem(item)
        except Exception:
            pass

    def add_cues(self, cues):
        for cue in cues:
            self.add_cue(cue)

    def remove_cue(self, index):
        self.list.takeTopLevelItem(index)
        return self._cues.pop(index)

    def reset(self):
        self.list.clear()
        self._cues.clear()

    def selected_cues(self):
        cues = []
        for item in self.list.selectedItems():
            index = self.list.indexOfTopLevelItem(item)
            cues.append(self._cues[index])
        return cues

# 需要导入模块: from PyQt5.QtWidgets import QTreeWidget [as 别名]
# 或者: from PyQt5.QtWidgets.QTreeWidget import setSelectionMode [as 别名]
class CueListDialog(QDialog):
    def __init__(self, cues=None, properties=('index', 'name'), **kwargs):
        super().__init__(**kwargs)

        self.setMinimumSize(600, 400)

        self._properties = list(properties)
        self._cues = {}

        self.list = QTreeWidget(self)
        self.list.setSelectionMode(QTreeWidget.SingleSelection)
        self.list.setSelectionBehavior(QTreeWidget.SelectRows)
        self.list.setAlternatingRowColors(True)
        self.list.setIndentation(0)
        self.list.setHeaderLabels([prop.title() for prop in properties])
        self.list.header().setSectionResizeMode(QHeaderView.Fixed)
        self.list.header().setSectionResizeMode(1, QHeaderView.Stretch)
        self.list.header().setStretchLastSection(False)
        self.list.sortByColumn(0, Qt.AscendingOrder)
        self.list.setSortingEnabled(True)

        if cues is not None:
            self.add_cues(cues)

        self.setLayout(QVBoxLayout())
        self.layout().addWidget(self.list)

        self.buttons = QDialogButtonBox(self)
        self.buttons.addButton(QDialogButtonBox.Cancel)
        self.buttons.addButton(QDialogButtonBox.Ok)
        self.layout().addWidget(self.buttons)

        self.buttons.accepted.connect(self.accept)
        self.buttons.rejected.connect(self.reject)

    def add_cue(self, cue):
        item = QTreeWidgetItem()
        item.setTextAlignment(0, Qt.AlignCenter)

        for n, prop in enumerate(self._properties):
            try:
                item.setData(n, Qt.DisplayRole, getattr(cue, prop, 'Undefined'))
            except Exception as e:
                logging.exception('Cannot display {0} property'.format(prop), e,
                                  dialog=False)

        self._cues[cue] = item
        item.setData(0, Qt.UserRole, cue)
        self.list.addTopLevelItem(item)

    def add_cues(self, cues):
        self.list.setSortingEnabled(False)
        for cue in cues:
            self.add_cue(cue)
        self.list.setSortingEnabled(True)

    def remove_cue(self, cue):
        index = self.list.indexOfTopLevelItem(self._cues.pop(cue))
        self.list.takeTopLevelItem(index)

    def reset(self):
        self.list.clear()
        self._cues.clear()

    def selected_cues(self):
        cues = []
        for item in self.list.selectedItems():
            cues.append(item.data(0, Qt.UserRole))
        return cues