Python QTableView.setColumnHidden方法代码示例

# 需要导入模块: from PyQt5.QtWidgets import QTableView [as 别名]
# 或者: from PyQt5.QtWidgets.QTableView import setColumnHidden [as 别名]
class ListView(QStackedWidget):
    PAGE_EMPTY    = 0 
    PAGE_LISTVIEW = 1

    def __init__(self, parent = None):

        super(ListView, self).__init__(parent=parent)
        
        self.emptyMessage = QLabel("no elements defined yet")
        self.emptyMessage.setAlignment(Qt.AlignHCenter | Qt.AlignVCenter )
        self.emptyMessage.setSizePolicy(QSizePolicy.Expanding, QSizePolicy.Expanding)
        self.addWidget(self.emptyMessage)
        
        self._table = QTableView()
        self.addWidget(self._table)
        self._table.clicked.connect(self.tableViewCellClicked)
        self._table.doubleClicked.connect(self.tableViewCellDoubleClicked)
        self._table.verticalHeader().sectionMoved.connect(self.rowMovedTest)
        self._table.setShowGrid(False)
    
    def resetEmptyMessage(self,pystring):
        self.emptyMessage.setText(pystring)

    def tableViewCellClicked(self, modelIndex):
        '''
        Reimplemt this function to get interaction when double click
        :param modelIndex:
        '''
        
#         if (modelIndex.column() == self.model.ColumnID.Delete and
#             not self._table.model().flags(modelIndex) == Qt.NoItemFlags):
#             self._table.model().removeRow(modelIndex.row())
#     
    def tableViewCellDoubleClicked(self, modelIndex):
        '''
        Reimplement this function to get interaction when single click
        :param modelIndex:
        '''
#         if modelIndex.column() == self.model.ColumnID.Color:
#             self._colorDialog.setBrushColor(self._table.model()[modelIndex.row()].brushColor())
#             self._colorDialog.setPmapColor (self._table.model()[modelIndex.row()].pmapColor())
#             self._colorDialog.exec_()
#             #print "brush color = {}".format(self._colorDialog.brushColor().name())
#             #print "pmap color  = {}".format(self._colorDialog.pmapColor().name())
#             self._table.model().setData(modelIndex, (self._colorDialog.brushColor(),
#                                               self._colorDialog.pmapColor ()))

    def rowMovedTest(self, logicalIndex, oldVisualIndex, newVisualIndex):
        logger.debug( "{} {} {}".format(logicalIndex, oldVisualIndex, newVisualIndex) )

    def _setListViewLook(self):
        table = self._table
        #table.setDragEnabled(True)
        table.setAcceptDrops(True)
        table.setFocusPolicy(Qt.NoFocus)
        table.setShowGrid(False)
        table.horizontalHeader().hide()
        table.verticalHeader().hide()
        #table.horizontalHeader().setSectionResizeMode(1, QHeaderView.Stretch)
        table.horizontalHeader().setSectionResizeMode(QHeaderView.ResizeToContents)
        
        
        table.setSelectionMode(QAbstractItemView.SingleSelection)
        table.setSelectionBehavior(QAbstractItemView.SelectRows)
     
    def selectRow(self, *args, **kwargs):
        self._table.selectRow(*args, **kwargs)
        
    def _onRowsChanged(self, parent, start, end):
        model = self._table.model()
        if model and model.rowCount() > 0:
            self.setCurrentIndex(self.PAGE_LISTVIEW)
        else:
            self.setCurrentIndex(self.PAGE_EMPTY)
        if self.parent()!=None: self.parent().updateGeometry()

    def setModel(self, model):
        QTableView.setModel(self._table, model)
        self._table.setSelectionModel(model._selectionModel)
        
        if model.rowCount() > 0:
            self.setCurrentIndex(self.PAGE_LISTVIEW)
        else:
            self.setCurrentIndex(self.PAGE_EMPTY)

        model.rowsInserted.connect(self._onRowsChanged)
        model.rowsRemoved.connect(self._onRowsChanged)
        self.model=model
        
        self._setListViewLook()
        


    @property
    def allowDelete(self):
        return not self._table.isColumnHidden(self.model.ColumnID.Delete)

    @allowDelete.setter
    def allowDelete(self, allow):
        self._table.setColumnHidden(self.model.ColumnID.Delete, not allow)
#.........这里部分代码省略.........

# 需要导入模块: from PyQt5.QtWidgets import QTableView [as 别名]
# 或者: from PyQt5.QtWidgets.QTableView import setColumnHidden [as 别名]
class MainWindow(QMainWindow):

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

        self.resize(400, 600)
        self.setWindowTitle('Logger Skeleton')
        self.statusBar().showMessage("Ready", 2000)

        # Make widgets ####################################

        self.tabs = QTabWidget(self)
        self.setCentralWidget(self.tabs)

        # Add tabs
        self.table_tab = QWidget(self)
        self.stats_tab = QWidget(self)

        self.tabs.addTab(self.table_tab, "Table")
        self.tabs.addTab(self.stats_tab, "Stats")

        # Table tab ###########################################################

        self.table_view = QTableView(self.table_tab)
        self.text_edit = QPlainTextEdit()
        self.btn_add_row = QPushButton("Add a row")
        #self.btn_remove_row = QPushButton("Remove selected rows")

        table_tab_vbox = QVBoxLayout()

        table_tab_vbox.addWidget(self.table_view)
        table_tab_vbox.addWidget(self.text_edit)
        table_tab_vbox.addWidget(self.btn_add_row)
        #table_tab_vbox.addWidget(self.btn_remove_row)

        self.table_tab.setLayout(table_tab_vbox)

        # Set model #######################################

        my_model = DataQtModel(data, parent=self)  # TODO: right use of "parent" ?

        # Proxy model #####################################

        proxy_model = QSortFilterProxyModel(parent=self)  # TODO: right use of "parent" ?
        proxy_model.setSourceModel(my_model)

        self.table_view.setModel(proxy_model)
        #self.table_view.setModel(my_model)

        # Set the view ####################################

        self.table_view.setSelectionBehavior(QAbstractItemView.SelectRows)    # Select the full row when a cell is selected (See http://doc.qt.io/qt-5/qabstractitemview.html#selectionBehavior-prop )
        #self.table_view.setSelectionMode(QAbstractItemView.SingleSelection)  # Set selection mode. See http://doc.qt.io/qt-5/qabstractitemview.html#selectionMode-prop

        self.table_view.setAlternatingRowColors(True)
        self.table_view.setSortingEnabled(True)
        self.table_view.setColumnWidth(0, 200)                       # TODO: automatically get the best width

        self.table_view.horizontalHeader().setSectionResizeMode(QHeaderView.Stretch)    # https://stackoverflow.com/q/17535563

        self.table_view.setColumnHidden(COMMENT_COLUMN_INDEX, True)

        delegate = Delegate()
        self.table_view.setItemDelegate(delegate)

        # Set key shortcut ################################

        # see https://stackoverflow.com/a/17631703  and  http://doc.qt.io/qt-5/qaction.html#details

        # Add row action

        add_action = QAction(self.table_view)
        add_action.setShortcut(Qt.CTRL | Qt.Key_N)

        add_action.triggered.connect(self.add_row_btn_callback)
        self.table_view.addAction(add_action)

        # Delete action

        del_action = QAction(self.table_view)
        del_action.setShortcut(Qt.Key_Delete)

        del_action.triggered.connect(self.remove_row_callback)
        self.table_view.addAction(del_action)

        # Set QDataWidgetMapper ###########################

        self.mapper = QDataWidgetMapper()
        self.mapper.setModel(proxy_model)          # WARNING: do not use `my_model` here otherwise the index mapping will be wrong!
        self.mapper.addMapping(self.text_edit, COMMENT_COLUMN_INDEX)
        self.mapper.toFirst()                      # TODO: is it a good idea ?

        self.table_view.selectionModel().selectionChanged.connect(self.update_selection)

        # Set slots #######################################

        self.btn_add_row.clicked.connect(self.add_row_btn_callback)
        #self.btn_remove_row.clicked.connect(self.remove_row_callback)

        #self.table_view.setColumnHidden(1, True)
#.........这里部分代码省略.........

# 需要导入模块: from PyQt5.QtWidgets import QTableView [as 别名]
# 或者: from PyQt5.QtWidgets.QTableView import setColumnHidden [as 别名]
class FreezeTableWidget(QTableView):
    def __init__(self, model):
        super(FreezeTableWidget, self).__init__()
        self.setModel(model)
        self.frozenTableView = QTableView(self)
        self.init()
        self.horizontalHeader().sectionResized.connect(self.updateSectionWidth)
        self.verticalHeader().sectionResized.connect(self.updateSectionHeight)
        self.frozenTableView.verticalScrollBar().valueChanged.connect(
            self.verticalScrollBar().setValue)
        self.verticalScrollBar().valueChanged.connect(
            self.frozenTableView.verticalScrollBar().setValue)

    def init(self):
        self.frozenTableView.setModel(self.model())
        self.frozenTableView.setFocusPolicy(Qt.NoFocus)
        self.frozenTableView.verticalHeader().hide()
        self.frozenTableView.horizontalHeader().setSectionResizeMode(
                QHeaderView.Fixed)
        self.viewport().stackUnder(self.frozenTableView)

        self.frozenTableView.setStyleSheet('''
            QTableView { border: none;
                         background-color: #8EDE21;
                         selection-background-color: #999;
            }''') # for demo purposes

        self.frozenTableView.setSelectionModel(self.selectionModel())
        for col in range(1, self.model().columnCount()):
            self.frozenTableView.setColumnHidden(col, True)
        self.frozenTableView.setColumnWidth(0, self.columnWidth(0))
        self.frozenTableView.setHorizontalScrollBarPolicy(Qt.ScrollBarAlwaysOff)
        self.frozenTableView.setVerticalScrollBarPolicy(Qt.ScrollBarAlwaysOff)
        self.frozenTableView.show()
        self.updateFrozenTableGeometry()
        self.setHorizontalScrollMode(self.ScrollPerPixel)
        self.setVerticalScrollMode(self.ScrollPerPixel)
        self.frozenTableView.setVerticalScrollMode(self.ScrollPerPixel)

    def updateSectionWidth(self, logicalIndex, oldSize, newSize):
        if self.logicalIndex == 0:
            self.frozenTableView.setColumnWidth(0, newSize)
            self.updateFrozenTableGeometry()

    def updateSectionHeight(self, logicalIndex, oldSize, newSize):
        self.frozenTableView.setRowHeight(logicalIndex, newSize)

    def resizeEvent(self, event):
        super(FreezeTableWidget, self).resizeEvent(event)
        self.updateFrozenTableGeometry()

    def moveCursor(self, cursorAction, modifiers):
        current = super(FreezeTableWidget, self).moveCursor(cursorAction, modifiers)
        if (cursorAction == self.MoveLeft and
                self.current.column() > 0 and
                self.visualRect(current).topLeft().x() <
                    self.frozenTableView.columnWidth(0)):
            newValue = (self.horizontalScrollBar().value() +
                        self.visualRect(current).topLeft().x() -
                        self.frozenTableView.columnWidth(0))
            self.horizontalScrollBar().setValue(newValue)
        return current

    def scrollTo(self, index, hint):
        if index.column() > 0:
            super(FreezeTableWidget, self).scrollTo(index, hint)

    def updateFrozenTableGeometry(self):
        self.frozenTableView.setGeometry(
                self.verticalHeader().width() + self.frameWidth(),
                self.frameWidth(), self.columnWidth(0),
                self.viewport().height() + self.horizontalHeader().height())