wxpython开发教程_wxpython入门第十步（应用程序框架）

应用程序框架

在本节中，我们将创建文件管理器的框架file_hunter,它复制了Krusader的外观，Krusader是一个在Unix系统上可用的文件管理器。如果我们双击分割器小部件，它将把file_hunter分成宽度相同的两个部分。如果我们调整主窗口的大小，也会发生同样的情况。

#file_hunter.py

#代码中图片素材，https://bugou008.lanzous.com/b00zxubqb 密码:bugou008

import wx

import os

import time

ID_BUTTON=100

ID_EXIT=200

ID_SPLITTER=300

class MyListCtrl(wx.ListCtrl):

def __init__(self, parent):

wx.ListCtrl.__init__(self, parent, style=wx.LC_REPORT)

images = ['empty.png', 'folder.png', 'py.png',

'image.png', 'pdf.png', 'up16.png']

self.InsertColumn(0, 'Name')

self.InsertColumn(1, 'Ext')

self.InsertColumn(2, 'Size', wx.LIST_FORMAT_RIGHT)

self.InsertColumn(3, 'Modified')

self.SetColumnWidth(0, 220)

self.SetColumnWidth(1, 70)

self.SetColumnWidth(2, 100)

self.SetColumnWidth(3, 420)

self.il = wx.ImageList(16, 16)

for i in images:

self.il.Add(wx.Bitmap(i))

self.SetImageList(self.il, wx.IMAGE_LIST_SMALL)

j = 1

self.InsertItem(0, '..')

self.SetItemImage(0, 5)

files = os.listdir('.')

for i in files:

(name, ext) = os.path.splitext(i)

ex = ext[1:]

size = os.path.getsize(i)

sec = os.path.getmtime(i)

self.InsertItem(j, name)

self.SetItem(j, 1, ex)

self.SetItem(j, 2, str(size) + ' B')

self.SetItem(j, 3, time.strftime('%Y-%m-%d%H:%M', time.localtime(sec)))

if os.path.isdir(i):

self.SetItemImage(j, 1)

elif ex == 'py':

self.SetItemImage(j, 2)

elif ex == 'jpg' or ex =='png':

self.SetItemImage(j, 3)

elif ex == 'pdf':

self.SetItemImage(j, 4)

else:

self.SetItemImage(j, 0)

if (j % 2) == 0:

self.SetItemBackgroundColour(j, '#e6f1f5')

j = j + 1

class Example(wx.Frame):

def __init__(self, *args, **kw):

super(Example, self).__init__(*args, **kw,size=(900, 500))

self.InitUI()

def InitUI(self):

self.splitter = wx.SplitterWindow(self, ID_SPLITTER, style=wx.SP_BORDER)

self.splitter.SetMinimumPaneSize(50)

p1 = MyListCtrl(self.splitter)

p2 = MyListCtrl(self.splitter)

self.splitter.SplitVertically(p1, p2)

self.Bind(wx.EVT_SIZE, self.OnSize)

self.Bind(wx.EVT_SPLITTER_DCLICK, self.OnDoubleClick, id=ID_SPLITTER)

filemenu= wx.Menu()

filemenu.Append(ID_EXIT, "E&xit"," Terminate the program")

editmenu = wx.Menu()

netmenu = wx.Menu()

showmenu = wx.Menu()

configmenu = wx.Menu()

helpmenu = wx.Menu()

menuBar = wx.MenuBar()

menuBar.Append(filemenu, "&File")

menuBar.Append(editmenu, "&Edit")

menuBar.Append(netmenu, "&Net")

menuBar.Append(showmenu, "&Show")

menuBar.Append(configmenu, "&Config")

menuBar.Append(helpmenu, "&Help")

self.SetMenuBar(menuBar)

self.Bind(wx.EVT_MENU, self.OnExit, id=ID_EXIT)

tb = self.CreateToolBar( wx.TB_HORIZONTAL | wx.NO_BORDER |

wx.TB_FLAT)

tb.AddTool(10, 'Previous', wx.Bitmap('previous.png'), shortHelp='Previous')

tb.AddTool(20, 'Up', wx.Bitmap('up.png'), shortHelp='Up one directory')

tb.AddTool(30, 'Home', wx.Bitmap('home.png'), shortHelp='Home')

tb.AddTool(40, 'Refresh', wx.Bitmap('refresh.png'), shortHelp='Refresh')

tb.AddSeparator()

tb.AddTool(50, 'Edit text', wx.Bitmap('edit.png'), shortHelp='Edit text')

tb.AddTool(60, 'Terminal', wx.Bitmap('terminal.png'), shortHelp='Terminal')

tb.AddSeparator()

tb.AddTool(70, 'Help', wx.Bitmap('help.png'), shortHelp='Show help')

tb.Realize()

self.sizer2 = wx.BoxSizer(wx.HORIZONTAL)

button1 = wx.Button(self, ID_BUTTON + 1, "F3 View")

button2 = wx.Button(self, ID_BUTTON + 2, "F4 Edit")

button3 = wx.Button(self, ID_BUTTON + 3, "F5 Copy")

button4 = wx.Button(self, ID_BUTTON + 4, "F6 Move")

button5 = wx.Button(self, ID_BUTTON + 5, "F7 Mkdir")

button6 = wx.Button(self, ID_BUTTON + 6, "F8 Delete")

button7 = wx.Button(self, ID_BUTTON + 7, "F9 Rename")

button8 = wx.Button(self, ID_EXIT, "F10 Quit")

self.sizer2.Add(button1, 1, wx.EXPAND)

self.sizer2.Add(button2, 1, wx.EXPAND)

self.sizer2.Add(button3, 1, wx.EXPAND)

self.sizer2.Add(button4, 1, wx.EXPAND)

self.sizer2.Add(button5, 1, wx.EXPAND)

self.sizer2.Add(button6, 1, wx.EXPAND)

self.sizer2.Add(button7, 1, wx.EXPAND)

self.sizer2.Add(button8, 1, wx.EXPAND)

self.Bind(wx.EVT_BUTTON, self.OnExit, id=ID_EXIT)

self.sizer = wx.BoxSizer(wx.VERTICAL)

self.sizer.Add(self.splitter,1,wx.EXPAND)

self.sizer.Add(self.sizer2,0,wx.EXPAND)

self.SetSizer(self.sizer)

# size = wx.DisplaySize()

# self.SetSize(size)

sb = self.CreateStatusBar()

sb.SetStatusText(os.getcwd())

self.SetTitle("File Hunter")

self.Center()

def OnExit(self, e):

self.Close(True)

def OnSize(self, e):

size = self.GetSize()

self.splitter.SetSashPosition(size.x / 2)

e.Skip()

def OnDoubleClick(self, e):

size = self.GetSize()

self.splitter.SetSashPosition(size.x / 2)

def main():

app = wx.App()

ex = Example(None)

ex.Show()

app.MainLoop()

if __name__ == '__main__':

main()

本例创建了一个双面板文件管理器的用户界面。