DebugVariableTextViewer.py 文件源码

def RefreshViewer(self):
        """
        Method that refresh the content displayed by Viewer
        """
        # Create buffered DC for drawing in panel
        width, height = self.GetSize()
        bitmap = wx.EmptyBitmap(width, height)
        dc = wx.BufferedDC(wx.ClientDC(self), bitmap)
        dc.Clear()

        # Get Graphics Context for DC, for anti-aliased and transparent
        # rendering
        gc = wx.GCDC(dc)

        gc.BeginDrawing()

        # Get first item
        item = self.ItemsDict.values()[0]

        # Get item variable path masked according Debug Variable Panel mask
        item_path = item.GetVariable(
                self.ParentWindow.GetVariableNameMask())

        # Draw item variable path at Viewer left side
        w, h = gc.GetTextExtent(item_path)
        gc.DrawText(item_path, 20, (height - h) / 2)

        # Update 'Release' button state and text color according to item forced
        # flag value
        item_forced = item.IsForced()
        self.Buttons[1].Enable(item_forced)
        self.RefreshButtonsPosition()
        if item_forced:
            gc.SetTextForeground(wx.BLUE)

        # Draw item current value at right side of Viewer
        item_value = item.GetValue()
        w, h = gc.GetTextExtent(item_value)
        gc.DrawText(item_value, width - 40 - w, (height - h) / 2)

        # Draw other Viewer common elements
        self.DrawCommonElements(gc)

        gc.EndDrawing()