0 前言

不定期学习wxPython，随学随写，不定期更新，争取一周至少一更。 wxPython是一个经典的，基于Python的GUI界面。

1 安装

pip install wxPython

2 Hello World

# First things, first. Import the wxPython package. import wx # Next, create an application object. app = wx.App() # Then a frame. frm = wx.Frame(None, title="Hello World") # Show it. frm.Show() # Start the event loop. app.MainLoop() import wx; a=wx.App(); wx.Frame(None, title="Hello World").Show(); a.MainLoop() #!/usr/bin/env python """ Hello World, but with more meat. """ import wx class HelloFrame(wx.Frame): """ A Frame that says Hello World """ def __init__(self, *args, **kw): # ensure the parent's __init__ is called super(HelloFrame, self).__init__(*args, **kw) # create a panel in the frame pnl = wx.Panel(self) # put some text with a larger bold font on it st = wx.StaticText(pnl, label="Hello World!") font = st.GetFont() font.PointSize += 10 font = font.Bold() st.SetFont(font) # and create a sizer to manage the layout of child widgets sizer = wx.BoxSizer(wx.VERTICAL) sizer.Add(st, wx.SizerFlags().Border(wx.TOP|wx.LEFT, 25)) pnl.SetSizer(sizer) # create a menu bar self.makeMenuBar() # and a status bar self.CreateStatusBar() self.SetStatusText("Welcome to wxPython!") def makeMenuBar(self): """ A menu bar is composed of menus, which are composed of menu items. This method builds a set of menus and binds handlers to be called when the menu item is selected. """ # Make a file menu with Hello and Exit items fileMenu = wx.Menu() # The "\t..." syntax defines an accelerator key that also triggers # the same event helloItem = fileMenu.Append(-1, "&Hello...\tCtrl-H", "Help string shown in status bar for this menu item") fileMenu.AppendSeparator() # When using a stock ID we don't need to specify the menu item's # label exitItem = fileMenu.Append(wx.ID_EXIT) # Now a help menu for the about item helpMenu = wx.Menu() aboutItem = helpMenu.Append(wx.ID_ABOUT) # Make the menu bar and add the two menus to it. The '&' defines # that the next letter is the "mnemonic" for the menu item. On the # platforms that support it those letters are underlined and can be # triggered from the keyboard. menuBar = wx.MenuBar() menuBar.Append(fileMenu, "&File") menuBar.Append(helpMenu, "&Help") # Give the menu bar to the frame self.SetMenuBar(menuBar) # Finally, associate a handler function with the EVT_MENU event for # each of the menu items. That means that when that menu item is # activated then the associated handler function will be called. self.Bind(wx.EVT_MENU, self.OnHello, helloItem) self.Bind(wx.EVT_MENU, self.OnExit, exitItem) self.Bind(wx.EVT_MENU, self.OnAbout, aboutItem) def OnExit(self, event): """Close the frame, terminating the application.""" self.Close(True) def OnHello(self, event): """Say hello to the user.""" wx.MessageBox("Hello again from wxPython") def OnAbout(self, event): """Display an About Dialog""" wx.MessageBox("This is a wxPython Hello World sample", "About Hello World 2", wx.OK|wx.ICON_INFORMATION) if __name__ == '__main__': # When this module is run (not imported) then create the app, the # frame, show it, and start the event loop. app = wx.App() frm = HelloFrame(None, title='Hello World 2') frm.Show() app.MainLoop()

3 参考

wxPython官方网站手册