buttonpanel.py

用wxPython编写GUI程序的样例代码

import wx
import wx.lib.buttonpanel as bp
import images

import random

#----------------------------------------------------------------------

ID_BackgroundColour = wx.NewId()
ID_GradientFrom = wx.NewId()
ID_GradientTo = wx.NewId()
ID_BorderColour = wx.NewId()
ID_CaptionColour = wx.NewId()
ID_ButtonTextColour = wx.NewId()
ID_SelectionBrush = wx.NewId()
ID_SelectionPen = wx.NewId()
ID_SeparatorColour = wx.NewId()


#----------------------------------------------------------------------
# Some icons for the demo
#----------------------------------------------------------------------
def GetMondrianData():
    return \
'\x89PNG\r\n\x1a\n\x00\x00\x00\rIHDR\x00\x00\x00 \x00\x00\x00 \x08\x06\x00\
\x00\x00szz\xf4\x00\x00\x00\x04sBIT\x08\x08\x08\x08|\x08d\x88\x00\x00\x00qID\
ATX\x85\xed\xd6;\n\x800\x10E\xd1{\xc5\x8d\xb9r\x97\x16\x0b\xad$\x8a\x82:\x16\
o\xda\x84pB2\x1f\x81Fa\x8c\x9c\x08\x04Z{\xcf\xa72\xbcv\xfa\xc5\x08 \x80r\x80\
\xfc\xa2\x0e\x1c\xe4\xba\xfaX\x1d\xd0\xde]S\x07\x02\xd8>\xe1wa-`\x9fQ\xe9\
\x86\x01\x04\x10\x00\\(Dk\x1b-\x04\xdc\x1d\x07\x14\x98;\x0bS\x7f\x7f\xf9\x13\
\x04\x10@\xf9X\xbe\x00\xc9 \x14K\xc1<={\x00\x00\x00\x00IEND\xaeB`\x82' 


def GetMondrianBitmap():
    return wx.BitmapFromImage(GetMondrianImage())


def GetMondrianImage():
    import cStringIO
    stream = cStringIO.StringIO(GetMondrianData())
    return wx.ImageFromStream(stream)


def GetMondrianIcon():
    icon = wx.EmptyIcon()
    icon.CopyFromBitmap(GetMondrianBitmap())
    return icon


#----------------------------------------------------------------------

class SettingsPanel(wx.MiniFrame):

    def __init__(self, parent, id=wx.ID_ANY, title="Settings Panel", pos=wx.DefaultPosition,
                 size=wx.DefaultSize,
                 style=wx.SYSTEM_MENU | wx.CAPTION | wx.CLOSE_BOX | wx.FRAME_NO_TASKBAR
                 | wx.FRAME_FLOAT_ON_PARENT | wx.CLIP_CHILDREN):

        wx.MiniFrame.__init__(self, parent, id, title, pos, size, style)

        self.targetTitleBar = parent.titleBar
        self.parent = parent
        self.panel = wx.Panel(self, -1)
        
        self.coloursizer_staticbox = wx.StaticBox(self.panel, -1, "Colour Options")
        self.bottomsizer_staticbox = wx.StaticBox(self.panel, -1, "Size Options")
        self.stylesizer_staticbox = wx.StaticBox(self.panel, -1, "ButtonPanel Styles")
        self.defaultstyle = wx.RadioButton(self.panel, -1, "Default Style", style=wx.RB_GROUP)
        self.gradientstyle = wx.RadioButton(self.panel, -1, "Gradient Style")
        self.verticalgradient = wx.RadioButton(self.panel, -1, "Vertical Gradient", style=wx.RB_GROUP)
        self.horizontalgradient = wx.RadioButton(self.panel, -1, "Horizontal Gradient")

        b = self.CreateColorBitmap(wx.BLACK)
        
        self.bakbrush = wx.BitmapButton(self.panel, ID_BackgroundColour, b, size=wx.Size(50,25))
        self.gradientfrom = wx.BitmapButton(self.panel, ID_GradientFrom, b, size=wx.Size(50,25))
        self.gradientto = wx.BitmapButton(self.panel, ID_GradientTo, b, size=wx.Size(50,25))
        self.bordercolour = wx.BitmapButton(self.panel, ID_BorderColour, b, size=wx.Size(50,25))
        self.captioncolour = wx.BitmapButton(self.panel, ID_CaptionColour, b, size=wx.Size(50,25))
        self.textbuttoncolour = wx.BitmapButton(self.panel, ID_ButtonTextColour, b, size=wx.Size(50,25))
        self.selectionbrush = wx.BitmapButton(self.panel, ID_SelectionBrush, b, size=wx.Size(50,25))
        self.selectionpen = wx.BitmapButton(self.panel, ID_SelectionPen, b, size=wx.Size(50,25))
        self.separatorcolour = wx.BitmapButton(self.panel, ID_SeparatorColour, b, size=wx.Size(50,25))

        self.separatorspin = wx.SpinCtrl(self.panel, -1, "7", min=3, max=20,
                                         style=wx.SP_ARROW_KEYS)
        self.marginspin = wx.SpinCtrl(self.panel, -1, "6", min=3, max=20,
                                      style=wx.SP_ARROW_KEYS)
        self.paddingspin = wx.SpinCtrl(self.panel, -1, "6", min=3, max=20,
                                       style=wx.SP_ARROW_KEYS)
        self.borderspin = wx.SpinCtrl(self.panel, -1, "3", min=3, max=7,
                                      style=wx.SP_ARROW_KEYS)

        self.__set_properties()
        self.__do_layout()

        self.Bind(wx.EVT_RADIOBUTTON, self.OnDefaultStyle, self.defaultstyle)
        self.Bind(wx.EVT_RADIOBUTTON, self.OnGradientStyle, self.gradientstyle)
        self.Bind(wx.EVT_RADIOBUTTON, self.OnVerticalGradient, self.verticalgradient)
        self.Bind(wx.EVT_RADIOBUTTON, self.OnHorizontalGradient, self.horizontalgradient)
        self.Bind(wx.EVT_BUTTON, self.OnSetColour, id=ID_BackgroundColour)
        self.Bind(wx.EVT_BUTTON, self.OnSetColour, id=ID_GradientFrom)
        self.Bind(wx.EVT_BUTTON, self.OnSetColour, id=ID_GradientTo)
        self.Bind(wx.EVT_BUTTON, self.OnSetColour, id=ID_BorderColour)
        self.Bind(wx.EVT_BUTTON, self.OnSetColour, id=ID_CaptionColour)
        self.Bind(wx.EVT_BUTTON, self.OnSetColour, id=ID_ButtonTextColour)
        self.Bind(wx.EVT_BUTTON, self.OnSetColour, id=ID_SelectionBrush)
        self.Bind(wx.EVT_BUTTON, self.OnSetColour, id=ID_SelectionPen)
        self.Bind(wx.EVT_BUTTON, self.OnSetColour, id=ID_SeparatorColour)
        
        self.Bind(wx.EVT_SPINCTRL, self.OnSeparator, self.separatorspin)
        self.Bind(wx.EVT_SPINCTRL, self.OnMargins, self.marginspin)
        self.Bind(wx.EVT_SPINCTRL, self.OnPadding, self.paddingspin)
        self.Bind(wx.EVT_SPINCTRL, self.OnBorder, self.borderspin)

        self.Bind(wx.EVT_CLOSE, self.OnClose)        


    def __set_properties(self):

        self.defaultstyle.SetFont(wx.Font(8, wx.DEFAULT, wx.NORMAL, wx.BOLD, 0, ""))
        self.defaultstyle.SetValue(1)
        self.gradientstyle.SetFont(wx.Font(8, wx.DEFAULT, wx.NORMAL, wx.BOLD, 0, ""))
        self.verticalgradient.SetValue(1)

        if self.targetTitleBar.GetStyle() & bp.BP_DEFAULT_STYLE:
            self.verticalgradient.Enable(False)
            self.horizontalgradient.Enable(False)
            self.defaultstyle.SetValue(1)
        else:
            self.gradientstyle.SetValue(1)

        self.borderspin.SetValue(self.targetTitleBar.GetBPArt().GetMetric(bp.BP_BORDER_SIZE))
        self.separatorspin.SetValue(self.targetTitleBar.GetBPArt().GetMetric(bp.BP_SEPARATOR_SIZE))
        self.marginspin.SetValue(self.targetTitleBar.GetBPArt().GetMetric(bp.BP_MARGINS_SIZE).x)
        self.paddingspin.SetValue(self.targetTitleBar.GetBPArt().GetMetric(bp.BP_PADDING_SIZE).x)

        self.UpdateColors()        
        

    def __do_layout(self):

        mainsizer = wx.BoxSizer(wx.VERTICAL)
        buttonsizer = wx.BoxSizer(wx.HORIZONTAL)
        bottomsizer = wx.StaticBoxSizer(self.bottomsizer_staticbox, wx.VERTICAL)
        sizer_13 = wx.BoxSizer(wx.HORIZONTAL)
        sizer_12 = wx.BoxSizer(wx.HORIZONTAL)
        sizer_11 = wx.BoxSizer(wx.HORIZONTAL)
        sizer_10 = wx.BoxSizer(wx.HORIZONTAL)
        coloursizer = wx.StaticBoxSizer(self.coloursizer_staticbox, wx.HORIZONTAL)
        rightsizer = wx.BoxSizer(wx.VERTICAL)
        sizer_9 = wx.BoxSizer(wx.HORIZONTAL)
        sizer_8 = wx.BoxSizer(wx.HORIZONTAL)
        sizer_7 = wx.BoxSizer(wx.HORIZONTAL)
        sizer_6 = wx.BoxSizer(wx.HORIZONTAL)
        leftsizer = wx.BoxSizer(wx.VERTICAL)
        sizer_5 = wx.BoxSizer(wx.HORIZONTAL)
        sizer_4 = wx.BoxSizer(wx.HORIZONTAL)
        sizer_3 = wx.BoxSizer(wx.HORIZONTAL)
        sizer_2 = wx.BoxSizer(wx.HORIZONTAL)
        sizer_1 = wx.BoxSizer(wx.HORIZONTAL)
        stylesizer = wx.StaticBoxSizer(self.stylesizer_staticbox, wx.VERTICAL)
        tophsizer = wx.BoxSizer(wx.HORIZONTAL)
        tophsizer2 = wx.BoxSizer(wx.VERTICAL)
        
        stylesizer.Add(self.defaultstyle, 0, wx.ALL|wx.EXPAND|wx.ADJUST_MINSIZE, 5)

        tophsizer.Add(self.gradientstyle, 0, wx.LEFT|wx.RIGHT|wx.EXPAND|
                      wx.ALIGN_CENTER_VERTICAL|wx.ADJUST_MINSIZE, 5)

        tophsizer2.Add(self.verticalgradient, 0, wx.BOTTOM|wx.ADJUST_MINSIZE, 3)
        tophsizer2.Add(self.horizontalgradient, 0, wx.ADJUST_MINSIZE, 0)
        
        tophsizer.Add(tophsizer2, 1, wx.LEFT|wx.EXPAND|wx.ALIGN_CENTER_VERTICAL, 10)

        stylesizer.Add(tophsizer, 1, wx.EXPAND, 0)

        mainsizer.Add(stylesizer, 0, wx.ALL|wx.EXPAND, 5)

        label_1 = wx.StaticText(self.panel, -1, "Background Brush Colour:")
        sizer_1.Add(label_1, 0, wx.ALL|wx.ALIGN_CENTER_VERTICAL|wx.ADJUST_MINSIZE, 5)
        sizer_1.Add((0, 0), 1, wx.EXPAND|wx.ADJUST_MINSIZE, 0)
        sizer_1.Add(self.bakbrush, 0, wx.ADJUST_MINSIZE, 0)

        leftsizer.Add(sizer_1, 1, wx.EXPAND, 0)

        label_2 = wx.StaticText(self.panel, -1, "Gradient Colour From:")
        sizer_2.Add(label_2, 0, wx.LEFT|wx.RIGHT|wx.BOTTOM|wx.ALIGN_CENTER_VERTICAL|wx.ADJUST_MINSIZE, 5)
        sizer_2.Add((0, 0), 1, wx.EXPAND|wx.ADJUST_MINSIZE, 0)
        sizer_2.Add(self.gradientfrom, 0, wx.ADJUST_MINSIZE, 0)

        leftsizer.Add(sizer_2, 1, wx.EXPAND, 0)

        label_3 = wx.StaticText(self.panel, -1, "Gradient Colour To:")
        sizer_3.Add(label_3, 0, wx.LEFT|wx.RIGHT|wx.BOTTOM|wx.ALIGN_CENTER_VERTICAL|wx.ADJUST_MINSIZE, 5)
        sizer_3.Add((0, 0), 1, wx.EXPAND|wx.ADJUST_MINSIZE, 0)
        sizer_3.Add(self.gradientto, 0, wx.ADJUST_MINSIZE, 0)

        leftsizer.Add(sizer_3, 1, wx.EXPAND, 0)

        label_4 = wx.StaticText(self.panel, -1, "Border Colour:")
        sizer_4.Add(label_4, 0, wx.LEFT|wx.RIGHT|wx.BOTTOM|wx.ALIGN_CENTER_VERTICAL|wx.ADJUST_MINSIZE, 5)
        sizer_4.Add((0, 0), 1, wx.EXPAND|wx.ADJUST_MINSIZE, 0)
        sizer_4.Add(self.bordercolour, 0, wx.ADJUST_MINSIZE, 0)

        leftsizer.Add(sizer_4, 1, wx.EXPAND, 0)

        label_5 = wx.StaticText(self.panel, -1, "Main Caption Colour:")
        sizer_5.Add(label_5, 0, wx.LEFT|wx.RIGHT|wx.BOTTOM|wx.ALIGN_CENTER_VERTICAL|wx.ADJUST_MINSIZE, 5)
        sizer_5.Add((0, 0), 1, wx.EXPAND|wx.ADJUST_MINSIZE, 0)
        sizer_5.Add(self.captioncolour, 0, wx.ADJUST_MINSIZE, 0)

        leftsizer.Add(sizer_5, 1, wx.EXPAND, 0)

        coloursizer.Add(leftsizer, 0, wx.ALL|wx.ALIGN_CENTER_VERTICAL, 5)
        coloursizer.Add((20, 20), 1, wx.EXPAND|wx.ADJUST_MINSIZE, 0)
        
        label_6 = wx.StaticText(self.panel, -1, "Text Button Colour:")
        sizer_6.Add(label_6, 0, wx.LEFT|wx.RIGHT|wx.BOTTOM|wx.ALIGN_CENTER_VERTICAL|wx.ADJUST_MINSIZE, 5)
        sizer_6.Add((0, 0), 1, wx.EXPAND|wx.ADJUST_MINSIZE, 0)
        sizer_6.Add(self.textbuttoncolour, 0, wx.ADJUST_MINSIZE, 0)

        rightsizer.Add(sizer_6, 1, wx.EXPAND, 0)

        label_7 = wx.StaticText(self.panel, -1, "Selection Brush Colour:")
        sizer_7.Add(label_7, 0, wx.LEFT|wx.RIGHT|wx.BOTTOM|wx.ALIGN_CENTER_VERTICAL|wx.ADJUST_MINSIZE, 5)
        sizer_7.Add((0, 0), 1, wx.EXPAND|wx.ADJUST_MINSIZE, 0)
        sizer_7.Add(self.selectionbrush, 0, wx.ADJUST_MINSIZE, 0)

        rightsizer.Add(sizer_7, 1, wx.EXPAND, 0)

        label_8 = wx.StaticText(self.panel, -1, "Selection Pen Colour:")
        sizer_8.Add(label_8, 0, wx.LEFT|wx.RIGHT|wx.BOTTOM|wx.ALIGN_CENTER_VERTICAL|wx.ADJUST_MINSIZE, 5)
        sizer_8.Add((0, 0), 1, wx.EXPAND|wx.ADJUST_MINSIZE, 0)
        sizer_8.Add(self.selectionpen, 0, wx.ADJUST_MINSIZE, 0)

        rightsizer.Add(sizer_8, 1, wx.EXPAND, 0)

        label_9 = wx.StaticText(self.panel, -1, "Separator Colour:")
        sizer_9.Add(label_9, 0, wx.LEFT|wx.RIGHT|wx.BOTTOM|wx.ALIGN_CENTER_VERTICAL|wx.ADJUST_MINSIZE, 5)
        sizer_9.Add((0, 0), 1, wx.EXPAND|wx.ADJUST_MINSIZE, 0)
        sizer_9.Add(self.separatorcolour, 0, wx.ADJUST_MINSIZE, 0)

        rightsizer.Add(sizer_9, 1, wx.EXPAND, 0)

        coloursizer.Add(rightsizer, 0, wx.ALL|wx.ALIGN_CENTER_VERTICAL, 5)

        mainsizer.Add(coloursizer, 0, wx.ALL|wx.EXPAND, 5)

        label_10 = wx.StaticText(self.panel, -1, "Separator Size:")
        sizer_10.Add(label_10, 0, wx.ALL|wx.ALIGN_CENTER_VERTICAL|wx.ADJUST_MINSIZE, 5)
        sizer_10.Add((0, 0), 1, wx.EXPAND|wx.ADJUST_MINSIZE, 0)
        sizer_10.Add(self.separatorspin, 0, wx.ALL|wx.ADJUST_MINSIZE, 5)

        bottomsizer.Add(sizer_10, 1, wx.EXPAND, 0)

        label_11 = wx.StaticText(self.panel, -1, "Margins Size:")
        sizer_11.Add(label_11, 0, wx.LEFT|wx.RIGHT|wx.BOTTOM|wx.ALIGN_CENTER_VERTICAL|wx.ADJUST_MINSIZE, 5)
        sizer_11.Add((0, 0), 1, wx.EXPAND|wx.ADJUST_MINSIZE, 0)
        sizer_11.Add(self.marginspin, 0, wx.LEFT|wx.RIGHT|wx.BOTTOM|wx.ADJUST_MINSIZE, 5)

        bottomsizer.Add(sizer_11, 1, wx.EXPAND, 0)

        label_12 = wx.StaticText(self.panel, -1, "Padding Size:")
        sizer_12.Add(label_12, 0, wx.LEFT|wx.RIGHT|wx.BOTTOM|wx.ALIGN_CENTER_VERTICAL|wx.ADJUST_MINSIZE, 5)
        sizer_12.Add((0, 0), 1, wx.EXPAND|wx.ADJUST_MINSIZE, 0)
        sizer_12.Add(self.paddingspin, 0, wx.LEFT|wx.RIGHT|wx.BOTTOM|wx.ADJUST_MINSIZE, 5)

        bottomsizer.Add(sizer_12, 1, wx.EXPAND, 0)

        label_13 = wx.StaticText(self.panel, -1, "Border Size:")
        sizer_13.Add(label_13, 0, wx.LEFT|wx.RIGHT|wx.BOTTOM|wx.ALIGN_CENTER_VERTICAL|wx.ADJUST_MINSIZE, 5)
        sizer_13.Add((0, 0), 1, wx.EXPAND|wx.ADJUST_MINSIZE, 0)
        sizer_13.Add(self.borderspin, 0, wx.LEFT|wx.RIGHT|wx.BOTTOM|wx.ADJUST_MINSIZE, 5)

        bottomsizer.Add(sizer_13, 1, wx.EXPAND, 0)

        mainsizer.Add(bottomsizer, 0, wx.ALL|wx.EXPAND, 5)

        self.panel.SetSizer(mainsizer)
        sizer = wx.BoxSizer()
        sizer.Add(self.panel, 1, wx.EXPAND)
        self.SetSizer(sizer)
        self.Fit()


    def CreateColorBitmap(self, c):
    
        image = wx.EmptyImage(25, 14)
        
        for x in xrange(25):
            for y in xrange(14):
                pixcol = c
                if x == 0 or x == 24 or y == 0 or y == 13:
                    pixcol = wx.BLACK
                    
                image.SetRGB(x, y, pixcol.Red(), pixcol.Green(), pixcol.Blue())
            
        return image.ConvertToBitmap()


    def UpdateColors(self):