我希望为项目的一组安装脚本创建一个GTK前端。不幸的是，当执行任何特定的 .sh 脚本时，标签不会被设置。相反，前面的对话框显示为冻结。在与对话框相关的 .sh 完成执行后，可能会持续一小段时间，窗口会立即显示并关闭，然后转到下一个对话框。我哪里出错？
import gtk
import commands
def ui_imageset(filename,w,h):
im=gtk.Image()
pixbuf=gtk.gdk.pixbuf_new_from_file(filename)
scaled_buf=pixbuf.scale_simple(w,h,gtk.gdk.INTERP_BILINEAR)
im.set_from_pixbuf(scaled_buf)
return im
def arch_chk():
arch=commands.getstatusoutput("uname -m")[1]
if arch in ('i386','i486','i586','i686'):
return True
else:
return False
def btnWinMySQLclk(self,win):
"""Backup mysql data next"""
win.set_visible(False)
winMySQLDB()
def btn1clk(self):
""""""
#win1.set_visible(False)
btn1.set_visible(False)
winMode()
def btnModeclk(self,o2,w):
""""""
w.set_visible(False)
if o2.state==1:
winConfirmOnline()
else:
winOffline()
def btnCO2clk(self,w3):
""""""
w3.set_visible(False)
winOnline()
def btnCO1clk(self,w3):
""""""
w3.set_visible(False)
winOffline()
def btnOnlineclk(self,win,statlabel):
""""""
statlabel.set_label("Installing main packages.")
commands.getstatusoutput("export DEBIAN_FRONTEND=noninteractive;INSTALLERS/install_pkg_apt.sh")
statlabel.set_label("Installed main packages.")
statlabel.set_label("Running post PSP installing scripts.")
commands.getstatusoutput("INSTALLERS/install_psp.sh")
statlabel.set_label("Python Server Pages installed.")
if arch_chk():
statlabel.set_label("Installing Google Chrome browser.")
commands.getstatusoutput("dpkg -i INSTALLERS/debs/google*.deb")
statlabel.set_label("Installed Google Chrome browser.")
else:
commands.getstatusoutput("dpkg -i INSTALLERS/debs64/google*.deb")
win.set_visible(False)
winMySQL()
"""btnOnlineclick Function terminates"""
def btnOfflineclk(self,win,statlabel):
""""""
statlabel.set_label("Installing CORE packages.")
commands.getstatusoutput("INSTALLERS/install_pkg_core.sh")
statlabel.set_label("Core packages were installed.")
statlabel.set_label("Installing MySQL packages.")
commands.getstatusoutput("INSTALLERS/install_pkg_mysql.sh")
statlabel.set_label("MySQL packages installed.")
statlabel.set_label("Installing Python Server Pages.")
commands.getstatusoutput("INSTALLERS/install_psp.sh")
statlabel.set_label("Python Server Pages installed.")
statlabel.set_label("Installing Google Chrome browser.")
commands.getstatusoutput("dpkg -i INSTALLERS/debs/google*.deb")
statlabel.set_label("Installed Google Chrome browser.")
win.set_visible(False)
winMySQL()
def winMode():
winMode=gtk.Window()
print "winMode"
winMode.set_title("Choose your mode..")
winMode.resize(500,300)
vMode=gtk.VBox()
winMode.show_all()
print "Displayed"
labelMode=gtk.Label("Please wait...")
vMode.pack_start(labelMode)
winMode.show_all()
if arch_chk():
conn=commands.getstatusoutput("ping -c 1 ubuntu.com")[0]
print "Pinged"
print conn
o1Mode=gtk.RadioButton(label="I wish to use the offline packages distributed by WBRC")
o2Mode=gtk.RadioButton(group=o1Mode,label="I wish to use the internet (stable, recommended)")
if conn==0:
labelMode.set_label("Please choose your mode of installation.\nAn internet connection was detected in your system.")
vMode.pack_start(o1Mode)
vMode.pack_start(o2Mode)
else:
labelMode.set_label("No internet was detected in your system.\nWBRC offline packages will now install.")
winMode.show_all()
btnMode=gtk.Button("Next")
hMode=gtk.HButtonBox()
hMode.pack_end(btnMode)
vMode.pack_end(hMode)
winMode.add(vMode)
winMode.set_position(gtk.WIN_POS_CENTER_ALWAYS)
winMode.connect("delete-event", gtk.main_quit)
btnMode.connect("clicked",btnModeclk,o2Mode,winMode)
winMode.show_all()
else:
winMode.set_visible(False)
winOnline()
def winConfirmOnline():
win3=gtk.Window()
win3.set_title("Online Setup")
win3.resize(500,300)
v3=gtk.VBox()
h4=gtk.HBox()
img_clock=ui_imageset("python/clock_red.png",120,120)
h4.pack_start(img_clock)
label3=gtk.Label("Please note that using the internet requires at least 72MB of data to download and it can take time. If you wish to still continue, press Next. \nIf you wish to use the offline WBRC packages instead, press Offline.\nEnsure that you close all package managers such as Synaptic before proceeding.")
h4.pack_end(label3)
btn4=gtk.Button("Offline")
btn3=gtk.Button("Next")
h3=gtk.HButtonBox()
h3.pack_start(btn4)
h3.pack_end(btn3)
v3.pack_start(h4)
v3.pack_end(h3)
win3.add(v3)
win3.set_position(gtk.WIN_POS_CENTER_ALWAYS)
win3.connect("delete-event", gtk.main_quit)
btn4.connect("clicked",btnCO1clk,win3)
btn3.connect("clicked",btnCO2clk,win3)
win3.show_all()
def winOnline():
msg=""
internet=True
if not arch_chk():
msg="Yours is not a 32 bit system.\n"
conn=commands.getstatusoutput("ping -c 1 ubuntu.com")[0]
if conn !=0:
internet=False
win5=gtk.Window()
win5.set_title("Please wait..")
win5.resize(500,300)
win5.set_position(gtk.WIN_POS_CENTER_ALWAYS)
v5=gtk.VBox()
h6=gtk.HBox()
if internet:
label5=gtk.Label(msg+"Please press Install to begin installing from online repositories.")
label7=gtk.Label("Note that this process takes several minutes depending\non your internet connection speed. Total download:72MB.\nDSL 2Mbps+ : 10mins\nDSL 512kbps : 30mins\nDialup : 1.5hrs")
img_clock=ui_imageset("python/clock_red.png",120,120)
h6.pack_start(img_clock)
h6.pack_end(label7)
label6=gtk.Label("")
v5.pack_start(label5)
v5.pack_start(h6)
v5.pack_start(label6)
btn5=gtk.Button("Install")
h5=gtk.HButtonBox()
h5.pack_end(btn5)
v5.pack_end(h5)
win5.add(v5)
win5.set_position(gtk.WIN_POS_CENTER_ALWAYS)
win5.connect("delete-event", gtk.main_quit)
btn5.connect("clicked",btnOnlineclk,win5,label6)
win5.show_all()
label6.set_label("")
else:
label5=gtk.Label(msg+"Please note that internet is required to complete the installation.\nRun the wizard again when you have an active internet connection.")
v5.pack_start(label5)
btn5=gtk.Button("Abort")
v5.pack_end(btn5)
btn5.connect("clicked",gtk.main_quit)
win5.add(v5)
win5.set_position(gtk.WIN_POS_CENTER_ALWAYS)
win5.connect("delete-event", gtk.main_quit)
win5.show_all()
def winOffline():
""""""
win5=gtk.Window()
win5.set_title("Please wait..")
win5.resize(500,300)
v5=gtk.VBox()
h6=gtk.HBox()
label5=gtk.Label("Press Install to begin with offline installation.")
label7=gtk.Label("Note that the installation may take a few minutes\n(upto 10 minutes). DO NOT close the installation wizard.")
img_clock=ui_imageset("python/clock_red.png",120,120)
h6.pack_start(img_clock)
h6.pack_end(label7)
label6=gtk.Label("")
v5.pack_start(label5)
v5.pack_start(h6)
v5.pack_start(label6)
btn5=gtk.Button("Install")
h5=gtk.HButtonBox()
h5.pack_end(btn5)
v5.pack_end(h5)
win5.add(v5)
win5.set_position(gtk.WIN_POS_CENTER_ALWAYS)
win5.connect("delete-event", gtk.main_quit)
btn5.connect("clicked",btnOfflineclk,win5,label6)
win5.show_all()
def mysql_check():
try:
import MySQLdb as mysql
conn=mysql.connect(user='root',passwd='root')
return True
except:
return False
def mysql_check_button(self,label,button,h,v,img_mysql1,img_sql,btnAbort):
a=mysql_check()
if a==True:
label.set_label("MySQL is properly installed and set in your system.\nPress Next to continue.")
v.remove(img_mysql1)
v.remove(img_sql)
h.remove(btnAbort)
h.pack_end(button)
h.show_all()
else:
v.pack_start(img_mysql1)
h.pack_start(btnAbort)
label.set_label("Try again to setup MySQL, or press Abort to stop the installation.\nFollow the command based instruction as well before aborting installation.")
h.show_all()
v.show_all()
def myInitDB():
import MySQLdb as mysql
conn=mysql.connect(user='root',passwd='root')
c=conn.cursor()
try:
c.execute("DROP DATABASE wbrc")
except:
pass
c.execute("CREATE DATABASE wbrc")
commands.getstatusoutput("mysql -u root wbrc Enter the following command in a terminal:
sudo passwd root")
v=gtk.VBox()
v.pack_start(h1)
v.pack_start(h2)
v.pack_start(label3)
v.pack_start(btn)
winRoot.add(v)
winRoot.set_position(gtk.WIN_POS_CENTER_ALWAYS)
btn.connect("clicked",btnRoot,winRoot,e1,e2,label3)
winRoot.show_all()
def btnRoot(self,win,e1,e2,lbl):
if e1.get_text() != "":
if e1.get_text()==e2.get_text():
setRoot(e1.get_text(),win)
else:
lbl.set_text("Enter valid root password")
win.show_all()
def setRoot(pwd,win):
import MySQLdb as mysql
conn=mysql.connect(user='root',passwd='root',db="wbrc")
c=conn.cursor()
c.execute("UPDATE HOSTS SET HPWD='"+pwd+"' WHERE HOSTID=1")
winLast(win)
def winLast(win):
win.set_visible(False)
win1.set_title("Installation complete!")
label1.set_label("Use google-chrome for optimum performance. \nPress Finish to complete the installation.")
btn2=gtk.Button("Finish")
h1.remove(btn1)
h1.pack_end(btn2)
btn2.connect("clicked", gtk.main_quit)
h1.show_all()
def winMySQL():
""""""
img_sql1=ui_imageset("python/mysql_pwd.png",384,177)
img_sql=ui_imageset("python/mysql_server.png",450,300)
win5=gtk.Window()
win5.set_title("Testing MySQL connectivity")
win5.resize(500,300)
mc=mysql_check()
v=gtk.VBox()
img_clock=ui_imageset("python/clock_red.png",120,120)
label1=gtk.Label("Status message")
v.pack_start(label1)
h2=gtk.HBox()
h3=gtk.HBox()
lbl1=gtk.Label("Enter your computer's root password:")
lbl2=gtk.Label("Re-enter your computer's root password:")
t1=gtk.Entry
btn=gtk.Button("Next")
btn1=gtk.Button("Refresh")
h=gtk.HButtonBox()
h.pack_end(btn1)
h.pack_end(btn)
v.pack_end(h)
win5.add(v)
if mc:
label1.set_label("MySQL is properly installed and set in your system.\nPress Next to continue.")
else:
label1.set_label("MySQL has not been setup properly.\nInstall MySQL from Software Package Manager as illustrated below.\nEnsure that you provide 'root' as the root password (without the quotes).\nThen press the refresh button to refresh.\n")
h.remove(btn)
v.pack_start(img_sql)
win5.set_position(gtk.WIN_POS_CENTER_ALWAYS)
btnAbort=gtk.Button("Abort")
btnAbort.connect("clicked", gtk.main_quit)
win5.connect("delete-event", gtk.main_quit)
btn1.connect("clicked",mysql_check_button,label1,btn,h,v,img_sql1,img_sql,btnAbort)
btn.connect("clicked",btnWinMySQLclk,win5)
win5.show_all()
win1=gtk.Window()
win1.set_title("Setup")
win1.resize(400,200)
v1=gtk.VBox()
label1=gtk.Label("Welcome to the Web Based Remote Console setup wizard.\nFollow the instructions in the next few screens to install the software.\n\nNOTE:Close all package managers such as Synaptic before proceeding.")
v1.pack_start(label1)
btn1=gtk.Button("Next")
h1=gtk.HButtonBox()
h1.pack_end(btn1)
v1.pack_end(h1)
win1.add(v1)
win1.set_position(gtk.WIN_POS_CENTER_ALWAYS)
win1.connect("delete-event", gtk.main_quit)
btn1c=btn1.connect("clicked",btn1clk)
win1.show_all()
gtk.main()