Python QGridLayout.setAlignment方法代码示例

# 需要导入模块: from guidata.qt.QtGui import QGridLayout [as 别名]
# 或者: from guidata.qt.QtGui.QGridLayout import setAlignment [as 别名]
 def __init__(self, item, parent_layout):
     super(TabGroupWidget, self).__init__(item, parent_layout)
     self.tabs = QTabWidget()
     items = item.item.group
     self.widgets = []
     for item in items:
         if item.get_prop_value("display", parent_layout.instance,
                                "hide", False):
             continue
         item.set_prop("display", embedded=True)
         widget = parent_layout.build_widget(item)
         frame = QFrame()
         label = widget.item.get_prop_value("display", "label")
         icon = widget.item.get_prop_value("display", "icon", None)
         if icon is not None:
             self.tabs.addTab(frame, get_icon(icon), label)
         else:
             self.tabs.addTab(frame, label)
         layout = QGridLayout()
         layout.setAlignment(Qt.AlignTop)
         frame.setLayout(layout)
         widget.place_on_grid(layout, 0, 0, 1)
         try:
             widget.get()
         except Exception:
             print("Error building item :", item.item._name)
             raise
         self.widgets.append(widget)

# 需要导入模块: from guidata.qt.QtGui import QGridLayout [as 别名]
# 或者: from guidata.qt.QtGui.QGridLayout import setAlignment [as 别名]
 def setup_instance(self, instance):
     """Construct main layout"""
     grid = QGridLayout()
     grid.setAlignment(Qt.AlignTop)
     self.layout.addLayout(grid)
     self.edit_layout.append( self.layout_factory( instance, grid) )

# 需要导入模块: from guidata.qt.QtGui import QGridLayout [as 别名]
# 或者: from guidata.qt.QtGui.QGridLayout import setAlignment [as 别名]
class FloatArrayWidget(AbstractDataSetWidget):
    """
    FloatArrayItem widget
    """
    def __init__(self, item, parent_layout):
        super(FloatArrayWidget, self).__init__(item, parent_layout)
        _label = item.get_prop_value("display", "label")
        self.groupbox = self.group = QGroupBox(_label)
        self.layout = QGridLayout()
        self.layout.setAlignment(Qt.AlignLeft)
        self.groupbox.setLayout(self.layout)
        
        self.first_line, self.dim_label = get_image_layout("shape.png",
                                   _("Number of rows x Number of columns"))
        edit_button = QPushButton(get_icon("arredit.png"), "")
        edit_button.setToolTip(_("Edit array contents"))
        edit_button.setMaximumWidth(32)
        self.first_line.addWidget(edit_button)
        self.layout.addLayout(self.first_line, 0, 0)
        
        self.min_line, self.min_label = get_image_layout("min.png",
                                                 _("Smallest element in array"))
        self.layout.addLayout(self.min_line, 1, 0)
        self.max_line, self.max_label = get_image_layout("max.png",
                                                 _("Largest element in array"))
        self.layout.addLayout(self.max_line, 2, 0)
        
        edit_button.clicked.connect(self.edit_array)
        self.arr = None # le tableau si il a été modifié
        self.instance = None

    def edit_array(self):
        """Open an array editor dialog"""
        parent = self.parent_layout.parent
        label = self.item.get_prop_value("display", "label")
        try:
            # Spyder 3
            from spyderlib.widgets.variableexplorer import arrayeditor
        except ImportError:
            # Spyder 2
            from spyderlib.widgets import arrayeditor
        editor = arrayeditor.ArrayEditor(parent)
        if editor.setup_and_check(self.arr, title=label):
            if editor.exec_():
                self.update(self.arr)
        
    def get(self):
        """Override AbstractDataSetWidget method"""
        self.arr = numpy.array(self.item.get(), copy=False)
        if self.item.get_prop_value("display", "transpose"):
            self.arr = self.arr.T
        self.update(self.arr)

    def update(self, arr):
        """Override AbstractDataSetWidget method"""
        shape = arr.shape
        if len(shape) == 1:
            shape = (1,) + shape
        dim = " x ".join( [ str(d) for d in shape ])
        self.dim_label.setText(dim)
        
        format = self.item.get_prop_value("display", "format")
        minmax = self.item.get_prop_value("display", "minmax")
        try:
            if minmax == "all":
                mint = format % arr.min()
                maxt = format % arr.max()
            elif minmax == "columns":
                mint = ", ".join([format % arr[r,:].min()
                                  for r in range(arr.shape[0])])
                maxt = ", ".join([format % arr[r,:].max()
                                  for r in range(arr.shape[0])])
            else:
                mint = ", ".join([format % arr[:, r].min()
                                  for r in range(arr.shape[1])])
                maxt = ", ".join([format % arr[:, r].max()
                                  for r in range(arr.shape[1])])
        except (TypeError, IndexError):
            mint, maxt = "-", "-"
        self.min_label.setText(mint)
        self.max_label.setText(maxt)

    def set(self):
        """Override AbstractDataSetWidget method"""
        if self.item.get_prop_value("display", "transpose"):
            value = self.value().T
        else:
            value = self.value()
        self.item.set(value)

    def value(self):
        return self.arr

    def place_on_grid(self, layout, row, label_column, widget_column,
                      row_span=1, column_span=1):
        """Override AbstractDataSetWidget method"""
        layout.addWidget(self.group, row, label_column, row_span, column_span+1)