自学了半个多月python和wx,想写个天气预报练练手,可是写的时候遇到了很多问题,非常纠结,索性把东西上传给各位看看。东西很简单,就几十行代码,以后有空还会继续增加功能。现在上传的目的就是希望有经验的人指点指点。
碰到的问题有这几个:
1、怎么给panel设置背景图片,并实现半透明。
2、使用png图片的时候,有的图片可以实现透明,有的不可以。
3、staticText背景总是为frame的背景,怎么去掉。
4、StaticBitmap透明的问题也很棘手。
暂时就这几个,好像还有好多,想不起来了。
代码写的不是很规范,凑合看吧。呵呵
# -*- coding: utf-8 -*- import wx import wx.html import urllib import thread import re import sys reload(sys) sys.setdefaultencoding('utf8') #---------------------------------------------------------------------- class TestFrame(wx.Frame): def __init__(self, parent,): wx.Frame.__init__(self, parent, -1, "天气预报", style = wx.FRAME_SHAPED | wx.SIMPLE_BORDER | wx.FRAME_NO_TASKBAR ) self.count=0 self.weatherInfo=''#天气信息 self.hasShape = False self.Bind(wx.EVT_LEFT_DOWN,self.OnLeftDown) self.Bind(wx.EVT_LEFT_UP,self.OnLeftUp) self.Bind(wx.EVT_MOTION,self.OnMouseMove) self.delta = (0,0) self.bmp=wx.Image('bg.png',wx.BITMAP_TYPE_PNG,-1).ConvertToBitmap() self.w, self.h = self.bmp.GetWidth(), self.bmp.GetHeight()#获取图片背景长宽 self.bmp.SetMask(wx.Mask(self.bmp, wx.BLACK)) self.SetClientSize( (self.w,self.h) ) self.SetWindowShape() self.html= wx.html.HtmlWindow(self,-1,(self.w-230,50),(200,150))#天气信息显示区域 self.initCloseButton()#初始化关闭按键 self.initimg()#初始化天气图片 self.Bind(wx.EVT_PAINT,self.OnPaint) thread.start_new_thread(self.getWeatherInfo,(1,2))#开启获取天气线程 def initCloseButton(self): self.closebmp=wx.Image('no.png',wx.BITMAP_TYPE_PNG,-1).ConvertToBitmap() self.closebmp.SetMask(wx.Mask(self.closebmp,wx.BLACK)) button=wx.BitmapButton(self, -1,self.closebmp,style=wx.NO_BORDER,pos=(self.w-30,20)) button.SetDefault() self.Bind(wx.EVT_BUTTON, self.onButtonClick,button) def getWeatherInfo(self,no,interval): web=urllib.urlopen('http://m.weather.com.cn/data/101190101.html') self.weatherInfo=web.read() web.close() print self.weatherInfo self.updateText() def updateText(self): weatherinfo=eval(self.weatherInfo)['weatherinfo'] for i in weatherinfo: print i,weatherinfo[i] city=weatherinfo['city'].decode('utf-8') print city strs='<font color="#444444">城市——%s</font> <font color="red" size="1">%s</font><br> \ <font color="#444444">气温:%s<br>天气:%s</font><br>\ <font color="#444444">风向:%s</font><br><br>\ <font color="#444444"> </font>'%(weatherinfo['city'].decode('utf-8') ,weatherinfo['week'].decode('utf-8') ,weatherinfo['temp1'].decode('utf-8') ,weatherinfo['weather1'].decode('utf-8') ,weatherinfo['wind1'].decode('utf-8')) self.html.SetPage(strs) imgno= weatherinfo['img2'] imgno=re.findall(r'\d',imgno) print imgno[0] self.bmp2=wx.Image('images/w%s.png'%imgno[0],wx.BITMAP_TYPE_PNG,-1).ConvertToBitmap() #更改天气图片 self.Refresh()#刷新窗口 def initimg(self): self.bmp2=wx.Image('images/w0.png',wx.BITMAP_TYPE_PNG,-1).ConvertToBitmap() def SetWindowShape(self, *evt): r = wx.RegionFromBitmap(self.bmp) self.hasShape = self.SetShape(r) def OnPaint(self, evt): dc = wx.PaintDC(self) dc.DrawBitmap(self.bmp, 0,0, True) dc.DrawBitmap(self.bmp2, 10, 20, True) def onButtonClick(self,evt): print '按键点击' self.Destroy() def OnLeftDown(self, evt): self.CaptureMouse() x, y = self.ClientToScreen(evt.GetPosition()) originx, originy = self.GetPosition() dx = x - originx dy = y - originy self.delta = ((dx, dy)) def OnLeftUp(self, evt): if self.HasCapture(): self.ReleaseMouse() def OnMouseMove(self, evt): if evt.Dragging() and evt.LeftIsDown(): x, y = self.ClientToScreen(evt.GetPosition()) fp = (x - self.delta[0], y - self.delta[1]) self.Move(fp) #---------------------------------------------------------------------- app=wx.PySimpleApp() win = TestFrame(None) win.Show(True) app.MainLoop()
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