本文实例为大家分享了wxPython色环电阻计算器的具体代码，供大家参考，具体内容如下
import wx # 导入wxPythonclass MyFrame(wx.Frame): def __init__(self,parent,id): wx.Frame.__init__(self, parent, id, "色环电阻计算器2.0",size=(600,450)) self.panel = wx.Panel(self) # 创建画板(设置程序标题，大小) self.font1 = wx.Font(20,wx.DEFAULT,wx.FONTSTYLE_NORMAL,wx.NORMAL,faceName="黑体") self.font2 = wx.Font(16,wx.DEFAULT,wx.FONTSTYLE_NORMAL,wx.NORMAL,faceName="黑体") self.choices = ['黑', '棕', '红', '橙', '黄', '绿', '蓝', '紫', '灰', '白', '金', '银'] self.choices2 = ['黑', '棕', '红', '绿', '蓝', '紫', '灰', '金', '银'] self.choices3 = ['black','brown','red','coral','yellow','green','blue','purple','grey','white','gold','light grey'] self.choices4 = ['black','brown','red','green','blue','purple','grey','gold','light grey'] self.error_code = ['20', '1', '2', '0.5', '0.25', '0.1', '0.05', '5', '10'] self.IsFive = True self.Init_Panel() def Init_Panel(self): self.Create_display_part() self.Create_resistant() self.bt_change = wx.Button(self.panel, label='切换为4色环', pos=(400, 250), size=(150, 50)) self.bt_change.SetFont(self.font2) self.bt_change.Bind(wx.EVT_BUTTON, self.Event_Change) self.Create_display5() def Event_Change(self,event): self.radiobox1.Destroy() self.radiobox2.Destroy() self.radiobox3.Destroy() self.radiobox4.Destroy() self.colour_1.Destroy() self.colour_2.Destroy() self.colour_3.Destroy() self.colour_4.Destroy() if self.IsFive == True: self.bt_change.SetLabel('切换为5色环') self.radiobox5.Destroy() self.colour_5.Destroy() self.Create_display4() self.IsFive = False else: self.bt_change.SetLabel('切换为4色环') self.Create_display5() self.IsFive = True def Event_radiobox(self,event): self.colour_1.Destroy() self.colour_2.Destroy() self.colour_3.Destroy() self.colour_4.Destroy() one = self.radiobox1.GetSelection() two = self.radiobox2.GetSelection() three = self.radiobox3.GetSelection() four = self.radiobox4.GetSelection() if self.IsFive == True: self.colour_5.Destroy() five = self.radiobox5.GetSelection() if four > 9: temp = 9 - four else: temp = four result = (one * 100 + two * 10 + three) * (pow(10, temp)) error = self.error_code[five] self.display(result, error) self.colour_1 = self.Create_Colourbar(200, self.choices3[one]) self.colour_2 = self.Create_Colourbar(240, self.choices3[two]) self.colour_3 = self.Create_Colourbar(280, self.choices3[three]) self.colour_4 = self.Create_Colourbar(320, self.choices3[four]) self.colour_5 = self.Create_Colourbar(360, self.choices4[five]) else: if three > 8: temp = 8 - three else: temp = three + 1 result = (one * 10 + two) * (pow(10, temp)) error = self.error_code[four] self.display(result, error) self.colour_1 = self.Create_Colourbar(200, self.choices3[one]) self.colour_2 = self.Create_Colourbar(250, self.choices3[two]) self.colour_3 = self.Create_Colourbar(300, self.choices3[three + 1]) self.colour_4 = self.Create_Colourbar(350, self.choices4[four]) def Create_display_part(self): label_resistance = wx.StaticText(self.panel, label="阻值：",pos=(400,25)) label_error = wx.StaticText(self.panel, label="误差：±",pos=(400,125)) label_percentage = wx.StaticText(self.panel, label="%",pos=(520,150)) self.label_ohm = wx.StaticText(self.panel, label="Ω", pos=(520, 50)) self.text_resistance = wx.TextCtrl(self.panel, value='0.00',pos=(400, 50), style=wx.TE_RIGHT | wx.TE_READONLY) self.text_error = wx.TextCtrl(self.panel, value='20',pos=(400, 150), style=wx.TE_RIGHT | wx.TE_READONLY) label_resistance.SetFont(self.font2) label_error.SetFont(self.font2) label_percentage.SetFont(self.font2) self.label_ohm.SetFont(self.font2) self.text_resistance.SetFont(self.font2) self.text_error.SetFont(self.font2) self.text_resistance.SetBackgroundColour('white') self.text_error.SetBackgroundColour('white') def Create_resistant(self): body = wx.StaticText(self.panel, pos=(170, 330), size=(240, 50)) body.SetBackgroundColour('light blue') left_pin = wx.StaticText(self.panel, pos=(20, 350), size=(150, 5)) left_pin.SetBackgroundColour('white') right_pin = wx.StaticText(self.panel, pos=(410, 350), size=(150, 5)) right_pin.SetBackgroundColour('white') def Create_display4(self): self.radiobox1 = self.Create_radiobox('1',0,self.choices[:-2]) self.radiobox2 = self.Create_radiobox('2',100, self.choices[:-2]) self.radiobox3 = self.Create_radiobox('3',200, self.choices[1:]) self.radiobox4 = self.Create_radiobox('4',300, self.choices2) self.colour_1 = self.Create_Colourbar(200,'black') self.colour_2 = self.Create_Colourbar(250,'black') self.colour_3 = self.Create_Colourbar(300,'brown') self.colour_4 = self.Create_Colourbar(350,'black') def Create_display5(self): self.radiobox1 = self.Create_radiobox('1', 0, self.choices[:-2]) self.radiobox2 = self.Create_radiobox('2', 75, self.choices[:-2]) self.radiobox3 = self.Create_radiobox('3', 150, self.choices[:-2]) self.radiobox4 = self.Create_radiobox('4', 225, self.choices) self.radiobox5 = self.Create_radiobox('5', 300, self.choices2) self.colour_1 = self.Create_Colourbar(200, 'black') self.colour_2 = self.Create_Colourbar(240, 'black') self.colour_3 = self.Create_Colourbar(280, 'black') self.colour_4 = self.Create_Colourbar(320, 'black') self.colour_5 = self.Create_Colourbar(360, 'black') def Create_radiobox(self, label_num, abscissa, choices): label = '第' + label_num + '位' pos = (abscissa,0) radiobox = wx.RadioBox(self.panel, -1, label, pos, choices=choices, majorDimension=1) radiobox.Bind(wx.EVT_RADIOBOX, self.Event_radiobox) return radiobox def Create_Colourbar(self,abscissa,colour): pos = (abscissa,330) colour_bar = wx.StaticText(self.panel,pos=pos, size=(30, 50)) colour_bar.SetBackgroundColour(colour) return colour_bar def display(self,a,b): if a>=1000000: a="%.2f"%(a/1000000) self.label_ohm.SetLabel('MΩ') elif 1000<=a<=1000000: a="%.2f"%(a/1000) self.label_ohm.SetLabel('KΩ') else: a="%.2f"%(a) self.label_ohm.SetLabel('Ω') self.text_resistance.SetValue(a) self.text_error.SetValue(b)if __name__ =='__main__': app = wx.App() myframe = MyFrame(None,-1) myframe.Show() app.MainLoop()
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