un terco problema

[iozk]

Código python:

import wx
class ControlPanel(wx.Panel):
    BMP_SIZE = 16
    BMP_BORDER = 3
    NUM_COLS = 4
    SPACING = 4
    colorList = ('Black', 'Yellow', 'Red', 'Green', 'Blue', 'Purple', 'Brown', 'Aquamarine', 'Forest Green', 'Light Blue',
                 'Goldenrod', 'Cyan', 'Orange', 'Navy', 'Dark Grey', 'Light Grey')
    maxThickness = 16
 
    def __init__(self, parent, ID, sketch):
        wx.Panel.__init__(self, parent, ID, style=wx.RAISED_BORDER)
        self.sketch = sketch
        buttonSize = (self.BMP_SIZE + 2 * self.BMP_BORDER, self.BMP_SIZE + 2 * self.BMP_BORDER)
        colorGrid = self.createColorGrid(parent, buttonSize)
        thicknessGrid = self.createThicknessGrid(buttonSize)
        self.layout(colorGrid, thicknessGrid)
 
    def createColorGrid(self,  parent, buttons):
        self.colorMap = {}
        self.colorButtons = {}
        colorGrid = wx.GridSizer(cols=self.NUM_COLS, hgap=2,vgap=2)
        for eachColor in self.colorList:
            bmp = parent.MakeBitmap(eachColor)
            b = (buttons.GenBitmapToggleButton(self, -1, bmp, size=buttonSize))
            b.SetBezelWidth(1)
            b.SetUseFocusIndicator(False)
            self.Bind(wx.EVT_BUTTON, self.OnSetColour, b)
            colorGrid.Add(b, 0)
            self.colorMap[b.GetId()] = eachColor
            self.colorButtons[eachColor] = b
            self.colorButtons[self.colorList[0]].SetToggle(True)
            return colorGrid
 
    def createThicknessGrid(self, buttonSize):
        self.thicknessIdMap = {}
        self.thicknessButtons = {}
        thicknessGrid = wx.GridSizer(cols=self.NUM_COLS, hgap=2, vgap=2)
        for x in range(1, self.maxThickness + 1):
            b = (buttons.GenToggleButton(self, -1, str(x),size=buttonSize))
            b.SetBezelWidth(1)
            b.SetUseFocusIndicator(False)
            self.Bind(wx.EVT_BUTTON, self.OnSetThickness, b)
            thicknessGrid.Add(b, 0)
            self.thicknessIdMap[b.GetId()] = x
            self.thicknessButtons[x] = b
            self.thicknessButtons[1].SetToggle(True)
            return thicknessGrid
 
    def layout(self, colorGrid, thicknessGrid):
        box = wx.BoxSizer(wx.VERTICAL)
        box.Add(colorGrid, 0, wx.ALL, self.SPACING)
        box.Add(thicknessGrid, 0, wx.ALL, self.SPACING)
        self.SetSizer(box)
        box.Fit(self)
 
    def OnSetColour(self, event):
        color = self.colorMap[event.GetId()]
        if color != self.sketch.color:
            self.colorButtons[self.sketch.color].SetToggle(False)
            self.sketch.SetColor(color)
 
    def OnSetThickness(self, event):
        thickness = self.thicknessIdMap[event.GetId()]
        if thickness != self.sketch.thickness:
            self.thicknessButtons[self.sketch.thickness].SetToggle(False)
            self.sketch.SetThickness(thickness)