wxPython色环电阻计算器

女爷i 2023-06-13 09:58 88阅读 0赞

运行效果图  
![在这里插入图片描述][watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3dlaXhpbl80MzA2OTg3NQ_size_16_color_FFFFFF_t_70]

最近重构了代码，主要是功能拆分，去掉以前写的臃肿的代码

import wx                                                       # 导入wxPython
    
    class ResistancePanel(wx.Panel):
        def __init__(self,parent,id,isFive):
            wx.Panel.__init__(self,parent,id)
            self.isFive = isFive
            self.SetSize(540,50)
            self.SetPosition((20,340))
            self.create_resistance()
    
        def create_resistance(self):
            left_pin = wx.StaticText(self, pos=(0, 20), size=(150, 5))
            left_pin.SetBackgroundColour('white')
            body = wx.StaticText(self, pos=(150, 0), size=(240, 50))
            body.SetBackgroundColour('light blue')
            right_pin = wx.StaticText(self, pos=(390, 20), size=(150, 5))
            right_pin.SetBackgroundColour('white')
            self.colorSpans = []
            defaultColors = ['black','black','black','black','black'] if self.isFive else \
                ['black', 'black', 'brown', 'black']
            self.updateColorSpans(defaultColors)
    
    
        def createColorSpan(self,colorValues):
            limit = 5 if self.isFive else 4
            for i in range(limit):
                if self.isFive:
                    pos = (180+40*i,0)
                else:
                    pos = (180 + 50 * i, 0)
                # 如果创建的时候不带文字，会直接不显示
                colorSpan = wx.StaticText(self, -1, 'resistance', pos=pos, size=(30, 50))
                colorSpan.SetBackgroundColour(colorValues[i])
                colorSpan.SetLabel('')
                self.colorSpans.append(colorSpan)
    
    
        def updateColorSpans(self,colorValues):
            if len(self.colorSpans) > 0:
                for i in self.colorSpans:
                    # 必须先销毁，再创建，不能直接修改背景色
                    i.Destroy()
            self.colorSpans = []
            self.createColorSpan(colorValues)
    
    class 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),pos=(2200,500))
            self.panel = wx.Panel(self)
            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.colorDict = {
        '黑': 'black', '棕': 'brown', '红': 'red', '橙': 'coral', '黄': 'yellow', '绿': 'green', '蓝': 'blue', '紫': 'purple',
          '灰': 'grey', '白': 'white', '金': 'gold', '银': 'light grey'}
            self.error_code = ['20', '1', '2', '0.5', '0.25', '0.1', '0.05', '5', '10']
            self.isFive = True
            self.radioBoxes = []
            self.init_Panel()
    
        def init_Panel(self):
            self.create_display_part()
            self.bt_change = wx.Button(self.panel, label=f'切换为{5 if self.isFive else 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_radio_panel()
            self.resistancePanel = ResistancePanel(self.panel, -1,self.isFive)
    
        def Event_change(self,event):
            self.bt_change.SetLabel(f'切换为{5 if self.isFive else 4}色环')
            # 标志位取反
            self.isFive = not self.isFive
            self.resistancePanel = ResistancePanel(self,-1,self.isFive)
            self.create_radio_panel()
    
        def Event_radioBox(self,event):
            rbIndexes = [];
            self.colorNames = []
            colorRange = 5 if self.isFive else 4
            for i in range(colorRange):
                target = self.radioBoxes[i]
                selection = target.GetSelection()
                rbIndexes.append(selection)
                self.colorNames.append(self.colorDict[target.GetStringSelection()])
            if self.isFive == True:
                if rbIndexes[3] > 9:
                    temp = 9 - rbIndexes[3]
                else:
                    temp = rbIndexes[3]
                result = (rbIndexes[0] * 100 + rbIndexes[1] * 10 + rbIndexes[2]) * (pow(10, temp))
                error = self.error_code[rbIndexes[4]]
            else:
                if self.rbIndexes[2] > 8:
                    temp = 8 - rbIndexes[2]
                else:
                    temp = rbIndexes[2] + 1
                result = (rbIndexes[0] * 10 + rbIndexes[1]) * (pow(10, temp))
                error = self.error_code[rbIndexes[3]]
            self.display(result, error)
            self.resistancePanel.updateColorSpans(self.colorNames)
    
        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_error.SetFont(self.font2)
            label_percentage = wx.StaticText(self.panel, label="%",pos=(520,150))
            self.label_ohm = wx.StaticText(self.panel, label="Ω", pos=(520, 50))
            self.label_ohm.SetFont(self.font2)
            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_percentage.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_radio_panel(self):
            if len(self.radioBoxes) > 0:
                for i in self.radioBoxes:
                    i.Destroy()
            self.radioBoxes = []
            if self.isFive:
                self.radioBoxes = [
                    self.create_radioBox('1', 0, self.choices[:-2]),
                    self.create_radioBox('2', 75, self.choices[:-2]),
                    self.create_radioBox('3', 150, self.choices[:-2]),
                    self.create_radioBox('4', 225, self.choices),
                    self.create_radioBox('5', 300, self.choices2)
                ]
            else:
                self.radioBoxes = [
                    self.create_radioBox('1', 0, self.choices[:-2]),
                    self.create_radioBox('2', 100, self.choices[:-2]),
                    self.create_radioBox('3', 200, self.choices[1:]),
                    self.create_radioBox('4', 300, self.choices2),
                ]
    
        def create_radioBox(self, index, abscissa, choices):
            radioBox = wx.RadioBox(self.panel, -1, f'第{index}位', (abscissa,0), choices=choices, majorDimension=1)
            radioBox.Bind(wx.EVT_RADIOBOX, self.Event_radioBox)
            return radioBox
    
        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()
        frame = MyFrame(None,-1)
        frame.Show()
        app.MainLoop()

[watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3dlaXhpbl80MzA2OTg3NQ_size_16_color_FFFFFF_t_70]: https://img-blog.csdnimg.cn/20210131001655934.png?x-oss-process=image/watermark,type_ZmFuZ3poZW5naGVpdGk,shadow_10,text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3dlaXhpbl80MzA2OTg3NQ==,size_16,color_FFFFFF,t_70