Python PyQt5.QtCore.Qt.AlignHCenter() Examples

def __init__(self, parent=None):
        super().__init__(parent=parent)

        self._border_radius = 10
        self.label = QLabel('...', self)
        self._size_grip = QSizeGrip(self)
        self._size_grip.setFixedWidth(self._border_radius * 2)

        font = self.font()
        font.setPointSize(24)
        self.label.setFont(font)
        self.label.setAlignment(Qt.AlignBaseline | Qt.AlignVCenter | Qt.AlignHCenter)
        self.label.setWordWrap(False)

        self._layout = QHBoxLayout(self)
        self._layout.setContentsMargins(0, 0, 0, 0)
        self._layout.setSpacing(0)
        self._layout.addSpacing(self._border_radius * 2)
        self._layout.addWidget(self.label)
        self._layout.addWidget(self._size_grip)
        self._layout.setAlignment(self._size_grip, Qt.AlignBottom) 

def data(self, index, role):
        if index.isValid() or (0 <= index.row() < len(self.ListItemData)):
            if role == Qt.DisplayRole:
                return QVariant(self.ListItemData[index.row()]['name'])
            elif role == Qt.DecorationRole:
                return QVariant(QIcon(self.ListItemData[index.row()]['iconPath']))
            elif role == Qt.SizeHintRole:
                return QVariant(QSize(70,80))
            elif role == Qt.TextAlignmentRole:
                return QVariant(int(Qt.AlignHCenter|Qt.AlignVCenter))
            elif role == Qt.FontRole:
                font = QFont()
                font.setPixelSize(20)
                return QVariant(font)
        else:            
            return QVariant() 

def TabelaEntrega(self, tabela, row, col, data, cor, status):
        item = QtWidgets.QLabel()
        item.setAlignment(Qt.AlignLeading|Qt.AlignHCenter|
        Qt.AlignVCenter)
        item.setIndent(3)
        item.setMargin(0)
        item.setStyleSheet("background: #FFF")
        html = ("""
                <strong style="font-family:Arial; font-size: 13px;">{}<br/>
                <span style="color:{}; font-size: 12px">{}</span></strong>"""
                ).format(data, cor, status)
        item.setText(html)
        tabela.setCellWidget(row, col, item)


    # Texto Tabela Valor Produtos 

def data(self, index, role):
        """Re-implemented method to get the data for a given index and role"""
        node = index.internalPointer()
        parent = node.parent
        if parent:
            if role == Qt.DisplayRole and index.column() == 5:
                return node.name
        elif not parent and role == Qt.DisplayRole and index.column() == 5:
            return node.var_list()
        elif not parent and role == Qt.DisplayRole:
            if index.column() == 0:
                return node.id
            if index.column() == 1:
                return node.name
            if index.column() == 2:
                return str(node.period)
        if role == Qt.TextAlignmentRole and \
                (index.column() == 4 or index.column() == 3):
            return Qt.AlignHCenter | Qt.AlignVCenter

        return None 

def __init__(self, *args, **kwargs):
        super(WidgetCode, self).__init__(*args, **kwargs)
        self._sensitive = False  # 是否大小写敏感
        self.setAlignment(Qt.AlignHCenter | Qt.AlignVCenter)
        self.setBackgroundRole(QPalette.Midlight)
        self.setAutoFillBackground(True)
        # 字体
        newFont = self.font()
        newFont.setPointSize(16)
        newFont.setFamily("Kristen ITC")
        newFont.setBold(True)
        self.setFont(newFont)
        self.reset()
        # 定时器
        self.step = 0
        self.timer = QBasicTimer()
        self.timer.start(60, self) 

def TabelaID(self, tabela, row, col, id):
        item = QtWidgets.QLabel()
        item.setAlignment(
            Qt.AlignLeading|Qt.AlignHCenter|Qt.AlignVCenter)
        item.setMargin(0)
        item.setStyleSheet('background: #FFF;')
        html = ("""
               <span style="font-family:'Arial'; font-size:30px; 
               font-weight: bold;color:#7AB32E ">{}</span><br/>
               """).format(id)
        item.setText(html)
        tabela.setCellWidget(row, col, item)


    #Botao Receber/ Pagar Parcela 

def TabelaQtdeStatus(self, tabela, row, col, qtde, cor):
        item = QtWidgets.QLabel()
        item.setAlignment(
            Qt.AlignLeading|Qt.AlignHCenter|Qt.AlignVCenter)
        item.setMargin(0)
        item.setStyleSheet('background: #FFF')
        html = ("""
                <span style="font-family:'Arial'; font-size:30px;
                font-weight: bold;color:{} ">{}</span><br/>
                """).format(cor, qtde)
        item.setText(html)
        tabela.setCellWidget(row, col, item)


    # Texto ID tabelas 

def ValorProduto(self, tabela, row, col, valor):
        item = QtWidgets.QLabel()
        item.setAlignment(
            Qt.AlignLeading|Qt.AlignHCenter|Qt.AlignVCenter)
        item.setMargin(0)
        item.setStyleSheet('background: #FFF')
        html = ("""
                <span style="font-family:'Arial'; font-size:30px;
                font-weight: bold;"> <span style="font-size: 12px">R$</span> {}</span><br/>
                """).format(valor)
        item.setText(html)
        tabela.setCellWidget(row, col, item)

    
    # Status Operação coluna 1 tabela Compra/Venda 

def conteudoTabela(self, tabela, row, col, data):
        item = QtWidgets.QTableWidgetItem()
        item.setTextAlignment(Qt.AlignJustify |
                              Qt.AlignHCenter | Qt.AlignVCenter)
        item.setFlags(Qt.NoItemFlags)
        item.setText(data)
        tabela.setItem(row, col, item)

    # Conteudo tabela alinhado a esquerda 

def __init__(self):
        super().__init__()
        text = QLabel()
        text.setWordWrap(True)
        button = QPushButton('Next quote >')
        button.clicked.connect(lambda: text.setText(_get_quote()))
        layout = QVBoxLayout()
        layout.addWidget(text)
        layout.addWidget(button)
        layout.setAlignment(button, Qt.AlignHCenter)
        self.setLayout(layout) 

def createWindow():
        app.w = QWidget()
        # 模拟初始5秒后再显示
        splash.showMessage('等待界面显示', Qt.AlignHCenter | Qt.AlignBottom, Qt.white)
        QTimer.singleShot(3000, lambda: (
            splash.showMessage('初始化完成', Qt.AlignHCenter | Qt.AlignBottom, Qt.white), app.w.show(),
            splash.finish(app.w)))


    # 模拟耗时5秒。但是不能用sleep
    # 可以使用子线程加载耗时的数据
    # 主线程中循环设置UI可以配合QApplication.instance().processEvents() 

def __init__(self, *args, **kwargs):
        super(LoadingWidget, self).__init__(*args, **kwargs)
        self.setAlignment(Qt.AlignHCenter | Qt.AlignVCenter)
        self._movie = QMovie("loading.gif")
        self.setMovie(self._movie) 

def paintEvent(self, event):
        super(CoverLabel, self).paintEvent(event)
        if hasattr(self, "cover_title") and self.cover_title != "":
            # 底部绘制文字
            painter = QPainter(self)
            rect = self.rect()
            # 粗略字体高度
            painter.save()
            fheight = self.fontMetrics().height()
            # 底部矩形框背景渐变颜色
            bottomRectColor = QLinearGradient(
                rect.width() / 2, rect.height() - 24 - fheight,
                rect.width() / 2, rect.height())
            bottomRectColor.setSpread(QGradient.PadSpread)
            bottomRectColor.setColorAt(0, QColor(255, 255, 255, 70))
            bottomRectColor.setColorAt(1, QColor(0, 0, 0, 50))
            # 画半透明渐变矩形框
            painter.setPen(Qt.NoPen)
            painter.setBrush(QBrush(bottomRectColor))
            painter.drawRect(rect.x(), rect.height() - 24 -
                             fheight, rect.width(), 24 + fheight)
            painter.restore()
            # 距离底部一定高度画文字
            font = self.font() or QFont()
            font.setPointSize(8)
            painter.setFont(font)
            painter.setPen(Qt.white)
            rect.setHeight(rect.height() - 12)  # 底部减去一定高度
            painter.drawText(rect, Qt.AlignHCenter |
                             Qt.AlignBottom, self.cover_title) 

def paintEvent(self, event):
        super(CoverLabel, self).paintEvent(event)
        if hasattr(self, "cover_title") and self.cover_title != "":
            # 底部绘制文字
            painter = QPainter(self)
            rect = self.rect()
            # 粗略字体高度
            painter.save()
            fheight = self.fontMetrics().height()
            # 底部矩形框背景渐变颜色
            bottomRectColor = QLinearGradient(
                rect.width() / 2, rect.height() - 24 - fheight,
                rect.width() / 2, rect.height())
            bottomRectColor.setSpread(QGradient.PadSpread)
            bottomRectColor.setColorAt(0, QColor(255, 255, 255, 70))
            bottomRectColor.setColorAt(1, QColor(0, 0, 0, 50))
            # 画半透明渐变矩形框
            painter.setPen(Qt.NoPen)
            painter.setBrush(QBrush(bottomRectColor))
            painter.drawRect(rect.x(), rect.height() - 24 -
                             fheight, rect.width(), 24 + fheight)
            painter.restore()
            # 距离底部一定高度画文字
            font = self.font() or QFont()
            font.setPointSize(8)
            painter.setFont(font)
            painter.setPen(Qt.white)
            rect.setHeight(rect.height() - 12)  # 底部减去一定高度
            painter.drawText(rect, Qt.AlignHCenter |
                             Qt.AlignBottom, self.cover_title) 

def __init__(self, picfile):
        pixmap = QPixmap(picfile)
        # , Qt.WindowStaysOnTopHint)
        super(SplashScreen, self).__init__(pixmap)
        # self.setMask(splash_pix.mask())
        # self.raise_()
        self.labelAlignment = int(Qt.AlignBottom | Qt.AlignHCenter | Qt.AlignAbsolute)
        self.show()
        QApplication.flush() 

def paintEvent(self, e):
        painter = QPainter(self)
        painter.setRenderHint(QPainter.Antialiasing)
        painter.setPen(Qt.NoPen)
        painter.setBrush(self.palette().color(QPalette.Window))
        painter.drawRoundedRect(self.rect(), self._border_radius, self._border_radius)
        painter.save()
        painter.setPen(QColor('white'))
        option = QTextOption()
        option.setAlignment(Qt.AlignHCenter | Qt.AlignVCenter)
        rect = QRect(self.mapToParent(self._size_grip.pos()), self._size_grip.size())
        painter.drawText(QRectF(rect), '●', option)
        painter.restore() 

def paint(self, painter, option, index):
        view_option = QStyleOptionViewItem(option)
        view_option.decorationAlignment |= Qt.AlignHCenter
        # Qt tries to be nice and adds a lovely background color
        # on the focused item. Since we select items by rows and not
        # individually, we don't want that, so we remove the focus
        if option.state & QStyle.State_HasFocus:
            view_option.state &= ~QStyle.State_HasFocus
        if index.data(COPY_STATUS_DATA_INDEX):
            view_option.font.setItalic(True)
        super().paint(painter, view_option, index) 

def on_list_error(self, job):
        self.layout_workspaces.clear()
        label = QLabel(_("TEXT_WORKSPACE_NO_WORKSPACES"))
        label.setAlignment(Qt.AlignHCenter | Qt.AlignVCenter)
        self.layout_workspaces.addWidget(label) 

def on_list_success(self, job):
        self.layout_workspaces.clear()
        workspaces = job.ret

        if not workspaces:
            self.line_edit_search.hide()
            label = QLabel(_("TEXT_WORKSPACE_NO_WORKSPACES"))
            label.setAlignment(Qt.AlignHCenter | Qt.AlignVCenter)
            self.layout_workspaces.addWidget(label)
            return

        self.line_edit_search.show()
        for count, workspace in enumerate(workspaces):
            workspace_fs, ws_entry, users_roles, files, timestamped = workspace

            try:
                self.add_workspace(
                    workspace_fs, ws_entry, users_roles, files, timestamped=timestamped
                )
            except JobSchedulerNotAvailable:
                pass 

def paint(self, painter, option, index):
        view_option = QStyleOptionViewItem(option)
        view_option.decorationAlignment |= Qt.AlignHCenter
        # Even though we told Qt that we don't want any selection on our
        # list, it still adds a blue rectangle on focused items.
        # So we just get rid of focus.
        if option.state & QStyle.State_HasFocus:
            view_option.state &= ~QStyle.State_HasFocus
        super().paint(painter, view_option, index) 

def __init__(self, defaultStr):
        super().__init__(defaultStr)
        
        self.setTextAlignment( Qt.AlignHCenter  + Qt.AlignVCenter) 

def initCategories(self):
        generalButton = QListWidgetItem(self.categories)
        generalButton.setIcon(QIcon(':/images/settings-general.png'))
        generalButton.setText('General')
        generalButton.setToolTip('General settings')
        generalButton.setTextAlignment(Qt.AlignHCenter)
        generalButton.setFlags(Qt.ItemIsSelectable | Qt.ItemIsEnabled)
        videoButton = QListWidgetItem(self.categories)
        videoButton.setIcon(QIcon(':/images/settings-video.png'))
        videoButton.setText('Video')
        videoButton.setToolTip('Video settings')
        videoButton.setTextAlignment(Qt.AlignHCenter)
        videoButton.setFlags(Qt.ItemIsSelectable | Qt.ItemIsEnabled)
        themeButton = QListWidgetItem(self.categories)
        themeButton.setIcon(QIcon(':/images/settings-theme.png'))
        themeButton.setText('Theme')
        themeButton.setToolTip('Theme settings')
        themeButton.setTextAlignment(Qt.AlignHCenter)
        themeButton.setFlags(Qt.ItemIsSelectable | Qt.ItemIsEnabled)
        ffmpegButton = QListWidgetItem(self.categories)
        ffmpegButton.setIcon(QIcon(':/images/settings-ffmpeg.png'))
        ffmpegButton.setText('Tools')
        ffmpegButton.setToolTip('Tools settings')
        ffmpegButton.setTextAlignment(Qt.AlignHCenter)
        ffmpegButton.setFlags(Qt.ItemIsSelectable | Qt.ItemIsEnabled)
        logsButton = QListWidgetItem(self.categories)
        logsButton.setIcon(QIcon(':/images/settings-logs.png'))
        logsButton.setText('Logs')
        logsButton.setToolTip('Logging settings')
        logsButton.setTextAlignment(Qt.AlignHCenter)
        logsButton.setFlags(Qt.ItemIsSelectable | Qt.ItemIsEnabled)
        self.categories.currentItemChanged.connect(self.changePage)
        self.categories.setCurrentRow(0)
        self.categories.setMaximumWidth(self.categories.sizeHintForColumn(0) + 2) 

def paintEvent(self, e):
        painter = QPainter(self)
        if self._size_grip.isVisible():
            painter.save()
            painter.setPen(QColor('white'))
            option = QTextOption()
            option.setAlignment(Qt.AlignHCenter | Qt.AlignVCenter)
            rect = QRect(self._size_grip.pos(), self._size_grip.size())
            painter.drawText(QRectF(rect), '●', option)
            painter.restore() 

def paintEvent(self, event):
        painter = QPainter(self)
        painter.setFont(self.font)
        
        linear = QLinearGradient(QPoint(self.rect().topLeft()), QPoint(self.rect().bottomLeft()))
        linear.setStart(0, 10)
        linear.setFinalStop(0, 50)
        linear.setColorAt(0.1, QColor(14, 179, 255));
        linear.setColorAt(0.5, QColor(154, 232, 255));
        linear.setColorAt(0.9, QColor(14, 179, 255));
        
        linear2 = QLinearGradient(QPoint(self.rect().topLeft()), QPoint(self.rect().bottomLeft()))
        linear2.setStart(0, 10)
        linear2.setFinalStop(0, 50)
        linear2.setColorAt(0.1, QColor(222, 54, 4));
        linear2.setColorAt(0.5, QColor(255, 172, 116));
        linear2.setColorAt(0.9, QColor(222, 54, 4));
        
        painter.setPen(QColor(0, 0, 0, 200));
        painter.drawText(QRect(1, 1, self.screen.width(), 60), Qt.AlignHCenter | Qt.AlignVCenter, self.lyric)
        
        painter.setPen(QColor('transparent'));
        self.textRect = painter.drawText(QRect(0, 0, self.screen.width(), 60), Qt.AlignHCenter | Qt.AlignVCenter, self.lyric)

        painter.setPen(QPen(linear, 0))
        painter.drawText(self.textRect, Qt.AlignLeft | Qt.AlignVCenter, self.lyric)
        if self.intervel != 0:
            self.widthBlock = self.textRect.width()/(self.intervel/150.0)
        else:
            self.widthBlock = 0
        self.maskRect = QRectF(self.textRect.x(), self.textRect.y(), self.textRect.width(), self.textRect.height())
        self.maskRect.setWidth(self.maskWidth)
        painter.setPen(QPen(linear2, 0));
        painter.drawText(self.maskRect, Qt.AlignLeft | Qt.AlignVCenter, self.lyric) 

def showSplashMessage(self, message: str) -> None:
        """Display text on the splash screen."""

        if not QtApplication.splash:
            self.createSplash()

        if QtApplication.splash:
            self.processEvents()  # Process events from previous loading phase before updating the message
            QtApplication.splash.showMessage(message, Qt.AlignHCenter | Qt.AlignVCenter)  # Now update the message
            self.processEvents()  # And make sure it is immediately visible
        elif self.getIsHeadLess():
            Logger.log("d", message) 

def paint(self, painter, option, index):
        option.displayAlignment = Qt.AlignHCenter | Qt.AlignVCenter
        super().paint(painter, option, index) 

def paint(self, painter, option, index):
        option.displayAlignment = Qt.AlignHCenter | Qt.AlignVCenter
        super().paint(painter, option, index) 

def __init__(self, experiment, **kwargs):

        super().__init__(**kwargs)
        self.experiment = experiment
        self.container_layout = QVBoxLayout()
        self.container_layout.setContentsMargins(0, 0, 0, 0)

        StimDisplay = type("StimDisplay", (StimDisplayWidgetConditional, QWidget), {})
        self.widget_display = StimDisplay(
            self,
            calibrator=self.experiment.calibrator,
            protocol_runner=self.experiment.protocol_runner,
            record_stim_framerate=None,
        )

        self.layout_inner = QVBoxLayout()
        self.layout_inner.addWidget(self.widget_display)
        self.button_show_display = QPushButton(
            "Show stimulus (showing stimulus may impair performance)"
        )
        self.widget_display.display_state = False
        self.button_show_display.clicked.connect(self.change_button)
        self.layout_inner.addWidget(self.button_show_display)

        self.layout_inner.setContentsMargins(12, 0, 12, 12)
        self.container_layout.addLayout(self.layout_inner)
        self.setLayout(self.container_layout)
        self.container_layout.setAlignment(Qt.AlignHCenter | Qt.AlignVCenter)

        self.widget_display.sizeHint = lambda: QSize(100, 100)
        sizePolicy = QSizePolicy(
            QSizePolicy.MinimumExpanding, QSizePolicy.MinimumExpanding
        )
        self.widget_display.setSizePolicy(sizePolicy)

        self.widget_display.setMaximumSize(500, 500) 

def qflags_key(base: typing.Type,
               value: typing.Union[int, sip.simplewrapper],
               add_base: bool = False,
               klass: typing.Type = None) -> str:
    """Convert a Qt QFlags value to its keys as string.

    Note: Passing a combined value (such as Qt.AlignCenter) will get the names
    for the individual bits (e.g. Qt.AlignVCenter | Qt.AlignHCenter). FIXME

    https://github.com/qutebrowser/qutebrowser/issues/42

    Args:
        base: The object the flags are in, e.g. QtCore.Qt
        value: The value to get.
        add_base: Whether the base should be added to the printed names.
        klass: The flags class the value belongs to.
               If None, the class will be auto-guessed.

    Return:
        The keys associated with the flags as a '|' separated string if they
        could be found. Hex values as a string if not.
    """
    if klass is None:
        # We have to store klass here because it will be lost when iterating
        # over the bits.
        klass = value.__class__
        if klass == int:
            raise TypeError("Can't guess enum class of an int!")

    if not value:
        return qenum_key(base, value, add_base, klass)

    bits = []
    names = []
    mask = 0x01
    value = int(value)  # type: ignore[arg-type]
    while mask <= value:
        if value & mask:
            bits.append(mask)
        mask <<= 1
    for bit in bits:
        # We have to re-convert to an enum type here or we'll sometimes get an
        # empty string back.
        enum_value = klass(bit)  # type: ignore[call-arg]
        names.append(qenum_key(base, enum_value, add_base))
    return '|'.join(names) 

def __init__(self, pipe, app_mode=False, **kwargs):
        super().__init__(**kwargs)
        self.setLayout(QGridLayout())
        self.layout().setAlignment(Qt.AlignTop)

        self._app_mode = app_mode

        # Input selection
        self.inputBox = QComboBox(self)
        self.layout().addWidget(self.inputBox, 0, 0, 1, 3)
        self.__init_inputs()

        # Current plugins list
        self.currentList = QListWidget(self)
        self.currentList.setDragEnabled(True)
        self.currentList.setDragDropMode(QAbstractItemView.InternalMove)
        self.layout().addWidget(self.currentList, 1, 0)

        # Available plugins list
        self.availableList = QListWidget(self)
        self.layout().addWidget(self.availableList, 1, 2)

        # Output selection
        self.outputBox = QComboBox(self)
        self.layout().addWidget(self.outputBox, 4, 0, 1, 3)
        self.__init_outputs()

        # Add/Remove plugins buttons
        self.buttonsLayout = QVBoxLayout()
        self.layout().addLayout(self.buttonsLayout, 1, 1)
        self.layout().setAlignment(self.buttonsLayout, Qt.AlignHCenter)

        self.addButton = QPushButton(self)
        self.addButton.setIcon(QIcon.fromTheme('go-previous'))
        self.addButton.clicked.connect(self.__add_plugin)
        self.buttonsLayout.addWidget(self.addButton)
        self.buttonsLayout.setAlignment(self.addButton, Qt.AlignHCenter)

        self.delButton = QPushButton(self)
        self.delButton.setIcon(QIcon.fromTheme('go-next'))
        self.delButton.clicked.connect(self.__remove_plugin)
        self.buttonsLayout.addWidget(self.delButton)
        self.buttonsLayout.setAlignment(self.delButton, Qt.AlignHCenter)

        # Load the pipeline
        self.set_pipe(pipe)