예제 #1
0
class HeaderEditDialog(QDialog):

    # name of the current preset; whether to set this preset as default; list of Columns
    header_changed = Signal(str, bool, list)

    def __init__(self, parent, table_header):
        super().__init__(parent)

        self.table_header = table_header
        self.default_preset_name = None
        self.preset_name = table_header.preset_name
        self.columns = deepcopy(table_header.columns)
        self.setupUi()
        self.update_output()

    def setupUi(self):
        self.resize(240, 400)
        self.vbox = QVBoxLayout(self)
        self.presetLabel = QLabel(self)
        self.columnList = QListWidget(self)
        self.setAsDefaultCheckbox = QCheckBox("Set as default preset", self)
        self.vbox.addWidget(self.presetLabel)
        self.vbox.addWidget(self.columnList)
        self.vbox.addWidget(self.setAsDefaultCheckbox)

        self.columnList.setDragDropMode(QListWidget.InternalMove)
        self.columnList.setDefaultDropAction(Qt.MoveAction)
        self.columnList.setSelectionMode(QListWidget.ExtendedSelection)
        self.columnList.setAlternatingRowColors(True)
        self.columnList.installEventFilter(self)
        self.columnList.setContextMenuPolicy(Qt.CustomContextMenu)
        self.columnList.customContextMenuRequested.connect(self.open_menu)
        self.columnList.model().rowsMoved.connect(self.read_columns_from_list)

        # for a dumb qss hack to make selected checkboxes not white on a light theme
        self.columnList.setObjectName("ColumnList")

        buttons = QDialogButtonBox.Reset | QDialogButtonBox.Save | QDialogButtonBox.Cancel
        self.buttonBox = QDialogButtonBox(buttons, self)
        self.vbox.addWidget(self.buttonBox)
        self.buttonBox.accepted.connect(self.accept)
        self.buttonBox.rejected.connect(self.reject)
        self.resetButton = self.buttonBox.button(QDialogButtonBox.Reset)
        self.resetButton.clicked.connect(self.reset_to_stock)

    def eventFilter(self, object, event):
        if event.type() == QEvent.KeyPress:
            if event.key() == Qt.Key_Space or event.key() == Qt.Key_Return:
                self.toggle_selected_columns()
                return True
            if event.key() == Qt.Key_Delete:
                self.delete_selected()
                return True
        return False

    def update_output(self):
        self.presetLabel.setText("Preset: {}".format(self.preset_name))
        self.setAsDefaultCheckbox.setChecked(
            CONFIG['default_header_preset'] == self.preset_name)
        self.columnList.clear()
        for column in self.columns:
            ColumnListItem(self.columnList, column)

    def accept(self):
        self.read_columns_from_list()
        self.header_changed.emit(self.preset_name,
                                 self.setAsDefaultCheckbox.isChecked(),
                                 self.columns)
        self.done(0)

    def reject(self):
        self.done(0)

    def reset_to_stock(self):
        self.columns = deepcopy(DEFAULT_COLUMNS)
        self.update_output()

    def read_columns_from_list(self):
        new_columns = []
        for i in range(self.columnList.count()):
            item = self.columnList.item(i)
            new_columns.append(item.column)
        self.columns = new_columns

    def toggle_selected_columns(self):
        selected = self.columnList.selectedItems()
        for item in selected:
            value_now = item.data(Qt.CheckStateRole)
            item.setData(Qt.CheckStateRole, not value_now)
        self.columnList.reset(
        )  # @Improvement: is there a better way to update QListWidget?

    def open_menu(self, position):
        menu = QMenu(self)

        preset_menu = menu.addMenu('Presets')
        preset_menu.addAction('New preset', self.new_preset_dialog)
        preset_menu.addSeparator()

        preset_names = CONFIG.get_header_presets()

        if len(preset_names) == 0:
            action = preset_menu.addAction('No presets')
            action.setEnabled(False)
        else:
            delete_menu = menu.addMenu('Delete preset')
            for name in preset_names:
                preset_menu.addAction(name, partial(self.load_preset, name))
                delete_menu.addAction(name, partial(self.delete_preset, name))

        menu.addSeparator()
        menu.addAction('New column...', self.create_new_column_dialog)

        if len(self.columnList.selectedIndexes()) > 0:
            menu.addAction('Delete selected', self.delete_selected)

        menu.popup(self.columnList.viewport().mapToGlobal(position))

    def load_preset(self, name):
        new_columns = CONFIG.load_header_preset(name)
        if not new_columns:
            return

        self.columns = new_columns
        self.preset_name = name
        self.update_output()

    def new_preset_dialog(self):
        d = QInputDialog(self)
        d.setLabelText('Enter the new name for the new preset:')
        d.setWindowTitle('Create new preset')
        d.textValueSelected.connect(self.create_new_preset)
        d.open()

    def create_new_preset(self, name):
        if name in CONFIG.get_header_presets():
            show_warning_dialog(
                self, "Preset creation error",
                'Preset named "{}" already exists.'.format(name))
            return
        if len(name.strip()) == 0:
            show_warning_dialog(
                self, "Preset creation error",
                'This preset name is not allowed.'.format(name))
            return

        self.preset_name = name
        self.update_output()
        CONFIG.save_header_preset(name, self.columns)

    def delete_preset(self, name):
        CONFIG.delete_header_preset(name)
        if name == self.preset_name:
            self.columns = deepcopy(DEFAULT_COLUMNS)
            self.update_output()

    def create_new_column_dialog(self):
        d = CreateNewColumnDialog(self)
        d.add_new_column.connect(self.add_new_column)
        d.setWindowTitle('Create new column')
        d.open()

    def add_new_column(self, name, title):
        new_column = Column(name, title)
        # if the last column is message, insert this column before it (I think that makes sense?)
        if len(self.columns) == 0:
            self.columns.append(new_column)
        elif self.columns[-1].name in ('message', 'msg'):
            self.columns.insert(-1, new_column)
        else:
            self.columns.append(new_column)
        self.update_output()

    def delete_selected(self):
        selected = self.columnList.selectedItems()
        for item in selected:
            self.columnList.takeItem(self.columnList.row(item))
        self.read_columns_from_list()
        self.update_output()
예제 #2
0
class GroupsModify(PyDialog):
    """
    +--------------------------+
    |     Groups : Modify      |
    +--------------------------+
    |                          |
    |  Name        xxx Default |
    |  Coords      xxx Default |
    |  Elements    xxx Default |
    |  Color       xxx Default |
    |  Add         xxx Add     |
    |  Remove      xxx Remove  |
    |                          |
    |      Set  OK Cancel      |
    +--------------------------+
    """
    def __init__(self, data, win_parent=None, group_active='main'):
        PyDialog.__init__(self, data, win_parent)
        self.set_font_size(data['font_size'])
        self._updated_groups = False

        #self.out_data = data

        #print(data)
        keys = []
        self.keys = [
            group.name for key, group in sorted(iteritems(data))
            if isinstance(key, int)
        ]
        self.active_key = self.keys.index(group_active)

        group_obj = data[self.active_key]
        name = group_obj.name

        self.imain = 0
        self.nrows = len(self.keys)

        self._default_name = group_obj.name
        self._default_elements = group_obj.element_str
        self.elements_pound = group_obj.elements_pound

        self.table = QListWidget(parent=None)
        self.table.clear()
        self.table.addItems(self.keys)

        self.setWindowTitle('Groups: Modify')
        self.create_widgets()
        self.create_layout()
        self.set_connections()

        self.on_set_as_main()

    def create_widgets(self):
        """creates the menu objects"""
        # Name
        self.name = QLabel("Name:")
        self.name_set = QPushButton("Set")
        self.name_edit = QLineEdit(str(self._default_name).strip())
        self.name_button = QPushButton("Default")

        # elements
        self.elements = QLabel("Element IDs:")
        self.elements_edit = QLineEdit(str(self._default_elements).strip())
        self.elements_button = QPushButton("Default")

        # add
        self.add = QLabel("Add Elements:")
        self.add_edit = QElementEdit(self, str(''))
        self.add_button = QPushButton("Add")

        # remove
        self.remove = QLabel("Remove Elements:")
        self.remove_edit = QElementEdit(self, str(''))
        self.remove_button = QPushButton("Remove")

        # applies a unique implicitly
        self.eids = parse_patran_syntax(str(self._default_elements),
                                        pound=self.elements_pound)

        # closing
        #self.apply_button = QPushButton("Apply")
        self.ok_button = QPushButton("Close")
        #self.cancel_button = QPushButton("Cancel")

        self.set_as_main_button = QPushButton("Set As Main")
        self.create_group_button = QPushButton('Create New Group')
        self.delete_group_button = QPushButton('Delete Group')

        self.name.setEnabled(False)
        self.name_set.setEnabled(False)
        self.name_edit.setEnabled(False)
        self.name_button.setEnabled(False)
        self.elements.setEnabled(False)
        self.elements_button.setEnabled(False)
        self.elements_edit.setEnabled(False)
        self.add.setEnabled(False)
        self.add_button.setEnabled(False)
        self.add_edit.setEnabled(False)
        self.remove.setEnabled(False)
        self.remove_button.setEnabled(False)
        self.remove_edit.setEnabled(False)
        self.delete_group_button.setEnabled(False)
        #self.apply_button.setEnabled(False)
        #self.ok_button.setEnabled(False)

    def create_layout(self):
        """displays the menu objects"""
        grid = QGridLayout()
        grid.addWidget(self.name, 0, 0)
        grid.addWidget(self.name_edit, 0, 1)
        grid.addWidget(self.name_set, 0, 2)
        grid.addWidget(self.name_button, 0, 3)

        grid.addWidget(self.elements, 2, 0)
        grid.addWidget(self.elements_edit, 2, 1)
        grid.addWidget(self.elements_button, 2, 2)

        grid.addWidget(self.add, 4, 0)
        grid.addWidget(self.add_edit, 4, 1)
        grid.addWidget(self.add_button, 4, 2)

        grid.addWidget(self.remove, 5, 0)
        grid.addWidget(self.remove_edit, 5, 1)
        grid.addWidget(self.remove_button, 5, 2)

        ok_cancel_box = QHBoxLayout()
        #ok_cancel_box.addWidget(self.apply_button)
        ok_cancel_box.addWidget(self.ok_button)
        #ok_cancel_box.addWidget(self.cancel_button)

        main_create_delete = QHBoxLayout()
        main_create_delete.addWidget(self.set_as_main_button)
        main_create_delete.addWidget(self.create_group_button)
        main_create_delete.addWidget(self.delete_group_button)

        vbox = QVBoxLayout()
        vbox.addWidget(self.table)
        vbox.addLayout(grid)
        vbox.addLayout(main_create_delete)
        vbox.addStretch()
        vbox.addLayout(ok_cancel_box)
        self.setLayout(vbox)

    def on_set_name(self):
        name = str(self.name_edit.text()).strip()
        if name not in self.keys:
            self.name_edit.setStyleSheet("QLineEdit{background: white;}")
            group = self.out_data[self.active_key]
            group.name = name
            self.keys[self.active_key] = name
            self.recreate_table()
        elif name != self.keys[self.active_key]:
            self.name_edit.setStyleSheet("QLineEdit{background: red;}")
        elif name == self.keys[self.active_key]:
            self.name_edit.setStyleSheet("QLineEdit{background: white;}")

    def set_connections(self):
        self.name_set.clicked.connect(self.on_set_name)
        self.name_button.clicked.connect(self.on_default_name)
        self.elements_button.clicked.connect(self.on_default_elements)

        self.add_button.clicked.connect(self.on_add)
        self.remove_button.clicked.connect(self.on_remove)
        self.table.itemClicked.connect(self.on_update_active_key)
        self.ok_button.clicked.connect(self.on_ok)

        self.set_as_main_button.clicked.connect(self.on_set_as_main)
        self.create_group_button.clicked.connect(self.on_create_group)
        self.delete_group_button.clicked.connect(self.on_delete_group)

    def on_create_group(self):
        irow = self.nrows
        new_key = 'Group %s' % irow
        while new_key in self.keys:
            irow += 1
            new_key = 'Group %s' % irow
        irow = self.nrows

        self.keys.append(new_key)
        group = Group(new_key,
                      element_str='',
                      elements_pound=self.elements_pound,
                      editable=True)
        self.out_data[irow] = group

        self.table.reset()
        self.table.addItems(self.keys)
        self.nrows += 1

        #----------------------------------
        # update internal parameters
        #self.out_data = items
        if self.imain > self.active_key:
            self.imain += 1

        #make the new group the default
        self.active_key = self.nrows - 1

        self.keys = [
            group.name for key, group in sorted(iteritems(self.out_data))
            if isinstance(key, int)
        ]
        self.recreate_table()

    def recreate_table(self):
        # update gui
        self.table.clear()
        self.table.addItems(self.keys)
        item = self.table.item(self.imain)

        bold = QtGui.QFont()
        bold.setBold(True)
        bold.setItalic(True)
        item.setFont(bold)
        self.table.update()

        # update key
        name = self.keys[self.active_key]
        self._update_active_key_by_name(name)

    def on_delete_group(self):
        if self.active_key == 0:
            return

        #self.deleted_groups.add(self.imain)
        items = {}
        j = 0
        for i, key in sorted(iteritems(self.out_data)):
            if isinstance(i, int):
                continue
            if i != self.active_key:
                items[j] = key
                j += 1

        # update internal parameters
        self.out_data = items
        if self.imain >= self.active_key:
            self.imain = max(0, self.imain - 1)
        self.active_key = max(0, self.active_key - 1)
        self.nrows -= 1
        self.keys = [group.name for key, group in sorted(iteritems(items))]

        self.recreate_table()

        # update key
        name = self.keys[self.active_key]
        self._update_active_key_by_name(name)

    def on_set_as_main(self):
        bold = QtGui.QFont()
        bold.setBold(True)
        bold.setItalic(True)

        normal = QtGui.QFont()
        normal.setBold(False)
        normal.setItalic(False)

        obj = self.table.item(self.imain)
        obj.setFont(normal)

        self.imain = self.active_key
        obj = self.table.item(self.imain)
        obj.setFont(bold)
        group = self.out_data[self.imain]
        self._default_elements = group.element_str
        self._default_name = group.name
        self.on_update_main()

    def on_update_main(self):
        """adds/removes the elements to the main actor when add/remove is pressed"""
        group = self.out_data[self.imain]
        if self._default_name == group.name and self.win_parent is not None:
            # we're not testing the menu
            self.win_parent.post_group(group)

    def closeEvent(self, event):
        self.out_data['close'] = True
        event.accept()

    def on_add(self):
        eids, is_valid = self.check_patran_syntax(self.add_edit,
                                                  pound=self.elements_pound)
        #adict, is_valid = self.check_patran_syntax_dict(self.add_edit)
        if not is_valid:
            #self.add_edit.setStyleSheet("QLineEdit{background: red;}")
            return

        self.eids = unique(hstack([self.eids, eids]))
        #self.eids = _add(adict, ['e', 'elem', 'element'], self.eids)
        #self.cids = _add(adict, ['c', 'cid', 'coord'], self.cids)
        self._apply_cids_eids()

        self.add_edit.clear()
        self.add_edit.setStyleSheet("QLineEdit{background: white;}")
        self.on_update_main()

    def _apply_cids_eids(self):
        #ctext = _get_collapsed_text(self.cids)
        etext = _get_collapsed_text(self.eids)

        #self.coords_edit.setText(str(ctext.lstrip()))
        self.elements_edit.setText(str(etext.lstrip()))
        self.out_data[self.active_key].element_ids = self.eids

    def on_remove(self):
        eids, is_valid = self.check_patran_syntax(self.remove_edit)
        #adict, is_valid = self.check_patran_syntax_dict(self.remove_edit)
        if not is_valid:
            #self.remove_edit.setStyleSheet("QLineEdit{background: red;}")
            return

        #self.eids = _remove(adict, ['e', 'elem', 'element'], self.eids)
        #self.cids = _remove(adict, ['c', 'cid', 'coord'], self.cids)
        self.eids = setdiff1d(self.eids, eids)
        self._apply_cids_eids()

        self.remove_edit.clear()
        self.remove_edit.setStyleSheet("QLineEdit{background: white;}")
        self.on_update_main()

    def on_default_name(self):
        name = str(self._default_name)
        self.name_edit.setText(name)
        self.name_edit.setStyleSheet("QLineEdit{background: white;}")

    def on_default_elements(self):
        element_str = str(self._default_elements)
        self.elements_edit.setText(element_str)
        self.elements_edit.setStyleSheet("QLineEdit{background: white;}")
        group = self.out_data[self.active_key]
        group.element_str = element_str

    def check_name(self, cell):
        cell_value = cell.text()
        try:
            text = str(cell_value).strip()
        except UnicodeEncodeError:
            cell.setStyleSheet("QLineEdit{background: red;}")
            return None, False

        if len(text):
            cell.setStyleSheet("QLineEdit{background: white;}")
            return text, True
        else:
            cell.setStyleSheet("QLineEdit{background: red;}")
            return None, False

        if self._default_name != text:
            if self._default_name in self.out_data:
                cell.setStyleSheet("QLineEdit{background: white;}")
                return text, True
            else:
                cell.setStyleSheet("QLineEdit{background: red;}")
                return None, False

    def on_validate(self):
        name, flag0 = self.check_name(self.name_edit)
        elements, flag1 = self.check_patran_syntax(self.elements_edit,
                                                   pound=self.elements_pound)
        #coords_value, flag2 = self.check_patran_syntax(self.coords_edit,
        #pound=self.coords_pound)

        if all([flag0, flag1]):
            self._default_name = name
            self._default_elements = self.eids
            self.out_data['clicked_ok'] = True
            self.out_data['close'] = True
            return True
        return False

    def on_apply(self, force=False):
        passed = self.on_validate()
        if passed or force:
            self.win_parent._apply_modify_groups(self.out_data)
        return passed

    def on_ok(self):
        passed = self.on_apply()
        if passed:
            self.close()
            #self.destroy()

    def on_cancel(self):
        self.out_data['close'] = True
        self.close()

    def on_update_active_key(self, index):
        self.update_active_key(index)
        #str(index.text())

    def update_active_key(self, index):
        #old_obj = self.out_data[self.imain]
        name = str(index.text())
        self._update_active_key_by_name(name)

    def _update_active_key_by_name(self, name):
        if name in self.keys:
            self.active_key = self.keys.index(name)
        else:
            # we (hopefully) just removed a row
            #self.active_key = self.keys[self.active_key]
            pass

        self.name_edit.setText(name)
        obj = self.out_data[self.active_key]

        self.eids = parse_patran_syntax(obj.element_str,
                                        pound=obj.elements_pound)
        self._default_elements = obj.element_str
        self._default_name = name
        self._apply_cids_eids()

        self.set_as_main_button.setEnabled(True)
        if name in ['main', 'anti-main']:
            self.name.setEnabled(False)
            self.name_set.setEnabled(False)
            self.name_edit.setEnabled(False)
            self.name_button.setEnabled(False)
            self.elements.setEnabled(False)
            self.elements_button.setEnabled(False)
            self.elements_edit.setEnabled(False)
            self.add.setEnabled(False)
            self.add_button.setEnabled(False)
            self.add_edit.setEnabled(False)
            self.remove.setEnabled(False)
            self.remove_button.setEnabled(False)
            self.remove_edit.setEnabled(False)
            self.delete_group_button.setEnabled(False)
            if name == 'anti-main':
                self.set_as_main_button.setEnabled(False)
            #self.apply_button.setEnabled(False)
            #self.ok_button.setEnabled(False)
        else:
            self.name.setEnabled(True)
            self.name_set.setEnabled(True)
            self.name_edit.setEnabled(True)
            self.name_button.setEnabled(True)
            self.elements.setEnabled(True)
            self.elements_button.setEnabled(True)

            self.add.setEnabled(True)
            self.add_button.setEnabled(True)
            self.add_edit.setEnabled(True)
            self.remove.setEnabled(True)
            self.remove_button.setEnabled(True)
            self.remove_edit.setEnabled(True)
            self.delete_group_button.setEnabled(True)
예제 #3
0
class GroupsModify(PyDialog):
    """
    +-------------------------------+
    |     Groups : Modify           |
    +-------------------------------+
    |                               |
    |  Name        xxx Default      |
    |  Nodes       xxx Default Show |
    |  Color       xxx Default      |
    |  Add         xxx Add     Show |
    |  Remove      xxx Remove  Show |
    |                               |
    |      Set  OK Cancel           |
    +-------------------------------+
    """
    def __init__(self,
                 data,
                 win_parent=None,
                 model_name=None,
                 group_active='main'):
        super(GroupsModify, self).__init__(data, win_parent)
        self.set_font_size(data['font_size'])
        self._updated_groups = False
        self.model_name = model_name
        self.actors = []

        #self.out_data = data

        #print(data)
        self.keys = get_groups_sorted_by_name(data)

        self.active_key = self.keys.index(group_active)

        group_obj = data[self.active_key]
        unused_name = group_obj.name

        self.imain = 0
        self.nrows = len(self.keys)

        self._default_name = group_obj.name
        self._default_elements = group_obj.element_str
        self.elements_pound = group_obj.elements_pound

        self.table = QListWidget(parent=None)
        self.table.clear()
        self.table.addItems(self.keys)

        self.setWindowTitle('Groups: Modify')
        self.create_widgets()
        self.create_layout()
        self.set_connections()

        self.on_set_as_main()

    def create_widgets(self):
        """creates the menu objects"""
        #icon = QtGui.QPixmap(os.path.join(ICON_PATH, 'node.png'))
        #icon = QtGui.QPixmap(os.path.join(ICON_PATH, 'element.png'))
        # Name
        self.pick_style_label = QLabel('Pick Style:')
        #self.pick_node_button = QPushButton('Node')
        self.pick_element_button = QPushButton('Element')
        self.pick_area_button = QPushButton('Area')
        #self.pick_node_button.setIcon(icon)
        #self.pick_area_button.setIcon(icon)

        # Name
        self.name_label = QLabel('Name:')
        self.name_set = QPushButton('Set')
        self.name_edit = QLineEdit(str(self._default_name).strip())
        self.name_button = QPushButton('Default')

        # elements
        self.elements_label = QLabel('Element IDs:')
        self.elements_edit = QLineEdit(str(self._default_elements).strip())
        self.elements_button = QPushButton('Default')
        self.elements_highlight_button = QPushButton('Show')

        # add
        self.add_label = QLabel('Add Elements:')
        self.add_edit = QElementEdit(self, self.model_name, pick_style='area')
        self.add_button = QPushButton('Add')
        self.add_highlight_button = QPushButton('Show')

        # remove
        self.remove_label = QLabel('Remove Elements:')
        self.remove_edit = QElementEdit(self,
                                        self.model_name,
                                        pick_style='area')
        self.remove_button = QPushButton('Remove')
        self.remove_highlight_button = QPushButton('Show')

        # applies a unique implicitly
        self.eids = parse_patran_syntax(str(self._default_elements),
                                        pound=self.elements_pound)

        # closing
        #self.apply_button = QPushButton('Apply')
        self.ok_button = QPushButton('Close')
        #self.cancel_button = QPushButton('Cancel')

        self.set_as_main_button = QPushButton('Set As Main')
        self.create_group_button = QPushButton('Create New Group')
        self.delete_group_button = QPushButton('Delete Group')

        self.name_label.setEnabled(False)
        self.name_set.setEnabled(False)
        self.name_edit.setEnabled(False)
        self.name_button.setEnabled(False)

        self.elements_label.setEnabled(False)
        self.elements_button.setEnabled(False)
        self.elements_edit.setEnabled(False)
        self.elements_highlight_button.setEnabled(False)

        self.add_label.setEnabled(False)
        self.add_button.setEnabled(False)
        self.add_edit.setEnabled(False)
        self.add_highlight_button.setEnabled(False)

        self.remove_label.setEnabled(False)
        self.remove_button.setEnabled(False)
        self.remove_edit.setEnabled(False)
        self.remove_highlight_button.setEnabled(False)

        #self.apply_button.setEnabled(False)
        #self.ok_button.setEnabled(False)

    def create_layout(self):
        """displays the menu objects"""
        hbox = QHBoxLayout()
        hbox.addWidget(self.pick_style_label)
        hbox.addWidget(self.pick_element_button)
        hbox.addWidget(self.pick_area_button)
        hbox.addStretch()

        grid = QGridLayout()
        irow = 0
        grid.addWidget(self.name_label, irow, 0)
        grid.addWidget(self.name_edit, irow, 1)
        grid.addWidget(self.name_set, irow, 2)
        grid.addWidget(self.name_button, irow, 3)
        irow += 1

        grid.addWidget(self.elements_label, irow, 0)
        grid.addWidget(self.elements_edit, irow, 1)
        grid.addWidget(self.elements_button, irow, 2)
        grid.addWidget(self.elements_highlight_button, irow, 3)
        irow += 1

        grid.addWidget(self.add_label, irow, 0)
        grid.addWidget(self.add_edit, irow, 1)
        grid.addWidget(self.add_button, irow, 2)
        grid.addWidget(self.add_highlight_button, irow, 3)
        irow += 1

        grid.addWidget(self.remove_label, irow, 0)
        grid.addWidget(self.remove_edit, irow, 1)
        grid.addWidget(self.remove_button, irow, 2)
        grid.addWidget(self.remove_highlight_button, irow, 3)
        irow += 1

        ok_cancel_box = QHBoxLayout()
        #ok_cancel_box.addWidget(self.apply_button)
        ok_cancel_box.addWidget(self.ok_button)
        #ok_cancel_box.addWidget(self.cancel_button)

        main_create_delete = QHBoxLayout()
        main_create_delete.addWidget(self.set_as_main_button)
        main_create_delete.addWidget(self.create_group_button)
        main_create_delete.addWidget(self.delete_group_button)

        vbox = QVBoxLayout()
        vbox.addWidget(self.table)
        vbox.addLayout(hbox)
        vbox.addLayout(grid)
        vbox.addLayout(main_create_delete)
        vbox.addStretch()
        vbox.addLayout(ok_cancel_box)
        self.setLayout(vbox)

    def on_set_name(self):
        self.remove_highlight_actor()
        name = str(self.name_edit.text()).strip()
        if name not in self.keys:
            self.name_edit.setStyleSheet("QLineEdit{background: white;}")
            group = self.out_data[self.active_key]
            group.name = name
            self.keys[self.active_key] = name
            self.recreate_table()
        elif name != self.keys[self.active_key]:
            self.name_edit.setStyleSheet('QLineEdit{background: red;}')
        elif name == self.keys[self.active_key]:
            self.name_edit.setStyleSheet('QLineEdit{background: white;}')

    def on_pick_element(self):
        self.add_edit.pick_style = 'single'
        self.remove_edit.pick_style = 'single'

    def on_pick_area(self):
        self.add_edit.pick_style = 'area'
        self.remove_edit.pick_style = 'area'

    def set_connections(self):
        """creates the actions for the menu"""
        self.pick_element_button.clicked.connect(self.on_pick_element)
        self.pick_area_button.clicked.connect(self.on_pick_area)

        self.name_set.clicked.connect(self.on_set_name)
        self.name_button.clicked.connect(self.on_default_name)
        self.elements_button.clicked.connect(self.on_default_elements)
        self.elements_highlight_button.clicked.connect(
            self.on_highlight_elements)

        self.add_button.clicked.connect(self.on_add)
        self.add_highlight_button.clicked.connect(self.on_highlight_add)

        self.remove_button.clicked.connect(self.on_remove)
        self.remove_highlight_button.clicked.connect(self.on_highlight_remove)

        self.table.itemClicked.connect(self.on_update_active_key)
        self.ok_button.clicked.connect(self.on_ok)

        self.set_as_main_button.clicked.connect(self.on_set_as_main)
        self.create_group_button.clicked.connect(self.on_create_group)
        self.delete_group_button.clicked.connect(self.on_delete_group)

    def on_create_group(self):
        self.remove_highlight_actor()

        irow = self.nrows
        new_key = f'Group {irow:d}'
        while new_key in self.keys:
            irow += 1
            new_key = f'Group {irow:d}'
        irow = self.nrows

        self.keys.append(new_key)
        group = Group(new_key,
                      element_str='',
                      elements_pound=self.elements_pound,
                      editable=True)
        self.out_data[irow] = group

        self.table.reset()
        self.table.addItems(self.keys)
        self.nrows += 1

        #----------------------------------
        # update internal parameters
        #self.out_data = items
        if self.imain > self.active_key:
            self.imain += 1

        #make the new group the default
        self.active_key = self.nrows - 1

        self.keys = get_groups_sorted_by_name(self.out_data)
        self.recreate_table()

    def recreate_table(self):
        # update gui
        self.table.clear()
        self.table.addItems(self.keys)
        item = self.table.item(self.imain)

        bold = QtGui.QFont()
        bold.setBold(True)
        bold.setItalic(True)
        item.setFont(bold)
        self.table.update()

        # update key
        name = self.keys[self.active_key]
        self._update_active_key_by_name(name)

    def on_delete_group(self):
        self.remove_highlight_actor()
        if self.active_key == 0:
            return

        #self.deleted_groups.add(self.imain)
        items = {}
        j = 0
        for i, key in sorted(self.out_data.items()):
            if isinstance(i, int):
                continue
            if i != self.active_key:
                items[j] = key
                j += 1

        # update internal parameters
        self.out_data = items
        if self.imain >= self.active_key:
            self.imain = max(0, self.imain - 1)
        self.active_key = max(0, self.active_key - 1)
        self.nrows -= 1
        self.keys = [group.name for key, group in sorted(items.items())]

        self.recreate_table()

        # update key
        name = self.keys[self.active_key]
        self._update_active_key_by_name(name)

    def on_set_as_main(self):
        bold = QtGui.QFont()
        bold.setBold(True)
        bold.setItalic(True)

        normal = QtGui.QFont()
        normal.setBold(False)
        normal.setItalic(False)

        obj = self.table.item(self.imain)
        obj.setFont(normal)

        self.imain = self.active_key
        obj = self.table.item(self.imain)
        obj.setFont(bold)
        group = self.out_data[self.imain]
        self._default_elements = group.element_str
        self._default_name = group.name
        self.on_update_main()

    def on_update_main(self):
        """adds/removes the elements to the main actor when add/remove is pressed"""
        group = self.out_data[self.imain]
        if self._default_name == group.name and self.win_parent is not None:
            # we're not testing the menu
            self.win_parent.post_group(group, update_groups=True)

    def closeEvent(self, event):
        """closes the window"""
        self.remove_highlight_actor()
        self.out_data['close'] = True
        event.accept()

    def remove_highlight_actor(self):
        """removes the highlighted actor"""
        gui = self.win_parent
        remove_actors_from_gui(gui, self.actors, render=True)
        self.actors = []

    def on_highlight(self, nids=None, eids=None):
        """highlights the nodes"""
        gui = self.win_parent
        unused_name = self.keys[self.active_key]

        if gui is not None:
            self.remove_highlight_actor()
            ## TODO: super strange; doesn't work...
            mouse_actions = gui.mouse_actions
            grid = mouse_actions.get_grid_selected(self.model_name)
            #all_nodes = mouse_actions.node_ids
            all_elements = mouse_actions.element_ids

            actors = create_highlighted_actors(gui,
                                               grid,
                                               all_nodes=None,
                                               nodes=nids,
                                               all_elements=all_elements,
                                               elements=eids,
                                               add_actors=False)
            if actors:
                add_actors_to_gui(gui, actors, render=True)
                self.actors = actors

    def on_highlight_elements(self):
        """highlights the active elements"""
        self.on_highlight(eids=self.eids)

    def on_highlight_add(self):
        """highlights the elements to add"""
        eids, is_valid = check_patran_syntax(self.add_edit,
                                             pound=self.elements_pound)
        if not is_valid:
            #self.add_edit.setStyleSheet("QLineEdit{background: red;}")
            return
        self.on_highlight(eids=eids)

    def on_highlight_remove(self):
        """highlights the elements to remove"""
        eids, is_valid = check_patran_syntax(self.remove_edit)
        if not is_valid:
            #self.remove_edit.setStyleSheet("QLineEdit{background: red;}")
            return
        self.on_highlight(eids=eids)

    def on_add(self):
        self.remove_highlight_actor()
        eids, is_valid = check_patran_syntax(self.add_edit,
                                             pound=self.elements_pound)
        #adict, is_valid = check_patran_syntax_dict(self.add_edit)
        if not is_valid:
            #self.add_edit.setStyleSheet("QLineEdit{background: red;}")
            return

        self.eids = unique(hstack([self.eids, eids]))
        #self.eids = _add(adict, ['e', 'elem', 'element'], self.eids)
        #self.cids = _add(adict, ['c', 'cid', 'coord'], self.cids)
        self._apply_cids_eids()

        self.add_edit.clear()
        self.add_edit.setStyleSheet("QLineEdit{background: white;}")
        self.on_update_main()

    def _apply_cids_eids(self):
        #ctext = _get_collapsed_text(self.cids)
        etext = _get_collapsed_text(self.eids)

        #self.coords_edit.setText(str(ctext.lstrip()))
        self.elements_edit.setText(str(etext.lstrip()))
        self.out_data[self.active_key].element_ids = self.eids

    def on_remove(self):
        self.remove_highlight_actor()
        eids, is_valid = check_patran_syntax(self.remove_edit)
        #adict, is_valid = check_patran_syntax_dict(self.remove_edit)
        if not is_valid:
            #self.remove_edit.setStyleSheet("QLineEdit{background: red;}")
            return

        #self.eids = _remove(adict, ['e', 'elem', 'element'], self.eids)
        #self.cids = _remove(adict, ['c', 'cid', 'coord'], self.cids)
        self.eids = setdiff1d(self.eids, eids)
        self._apply_cids_eids()

        self.remove_edit.clear()
        self.remove_edit.setStyleSheet(QLINE_EDIT_BASIC)
        self.on_update_main()

    def on_default_name(self):
        self.remove_highlight_actor()
        name = str(self._default_name)
        self.name_edit.setText(name)
        self.name_edit.setStyleSheet("QLineEdit{background: white;}")

    def on_default_elements(self):
        self.remove_highlight_actor()
        element_str = str(self._default_elements)
        self.elements_edit.setText(element_str)
        self.elements_edit.setStyleSheet("QLineEdit{background: white;}")
        group = self.out_data[self.active_key]
        group.element_str = element_str

    def check_name(self, cell):
        cell_value = cell.text()
        try:
            text = str(cell_value).strip()
        except UnicodeEncodeError:
            cell.setStyleSheet("QLineEdit{background: red;}")
            return None, False

        if len(text):
            cell.setStyleSheet("QLineEdit{background: white;}")
            return text, True
        else:
            cell.setStyleSheet("QLineEdit{background: red;}")
            return None, False

        if self._default_name != text:
            if self._default_name in self.out_data:
                cell.setStyleSheet("QLineEdit{background: white;}")
                return text, True
            else:
                cell.setStyleSheet("QLineEdit{background: red;}")
                return None, False

    def on_validate(self):
        name, flag0 = self.check_name(self.name_edit)
        unused_elements, flag1 = check_patran_syntax(self.elements_edit,
                                                     pound=self.elements_pound)
        #coords_value, flag2 = check_patran_syntax(
        #self.coords_edit, pound=self.coords_pound)

        if all([flag0, flag1]):
            self._default_name = name
            self._default_elements = self.eids
            self.out_data['clicked_ok'] = True
            self.out_data['close'] = True
            return True
        return False

    def on_apply(self, force=False):
        passed = self.on_validate()
        if passed or force:
            self.win_parent._apply_modify_groups(self.out_data)
        return passed

    def on_ok(self):
        passed = self.on_apply()
        if passed:
            self.close()
            #self.destroy()

    def on_cancel(self):
        self.remove_highlight_actor()
        self.out_data['close'] = True
        self.close()

    def on_update_active_key(self, index):
        self.update_active_key(index)
        #str(index.text())

    def update_active_key(self, index):
        #old_obj = self.out_data[self.imain]
        name = str(index.text())
        self._update_active_key_by_name(name)

    def _update_active_key_by_name(self, name):
        if name in self.keys:
            self.active_key = self.keys.index(name)
        else:
            # we (hopefully) just removed a row
            #self.active_key = self.keys[self.active_key]
            pass

        self.name_edit.setText(name)
        obj = self.out_data[self.active_key]

        self.eids = parse_patran_syntax(obj.element_str,
                                        pound=obj.elements_pound)
        self._default_elements = obj.element_str
        self._default_name = name
        self._apply_cids_eids()

        self.set_as_main_button.setEnabled(True)

        if name in ['main', 'anti-main']:
            enabled = False
            self.elements_edit.setEnabled(False)
            if name == 'anti-main':
                self.set_as_main_button.setEnabled(False)
            #self.apply_button.setEnabled(False)
            #self.ok_button.setEnabled(False)
        else:
            enabled = True
            self.elements_highlight_button.setEnabled(True)
            self.add_label.setEnabled(True)
            self.add_highlight_button.setEnabled(True)
            self.remove_highlight_button.setEnabled(True)
            #self.apply_button.setEnabled(True)
            #self.ok_button.setEnabled(True)

        self.name_label.setEnabled(enabled)
        self.name_set.setEnabled(enabled)
        self.name_edit.setEnabled(enabled)
        self.name_button.setEnabled(enabled)
        self.elements_label.setEnabled(enabled)
        self.elements_button.setEnabled(enabled)
        self.add_button.setEnabled(enabled)
        self.add_edit.setEnabled(enabled)

        self.remove_label.setEnabled(enabled)
        self.remove_button.setEnabled(enabled)
        self.remove_edit.setEnabled(enabled)
        self.delete_group_button.setEnabled(enabled)