Label and Entry

1. Example1: Label

   #!/usr/bin/python
   # coding: utf-8
   
   #import pygtk
   import gtk
   import subprocess 
   
   icondir="/usr/share/icons/gnome/16x16"
   yes_icon = icondir+"/stock/generic/stock_calc-accept.png"
   no_icon = icondir+"/stock/generic/stock_calc-cancel.png"
   
   def img_label_box(parent, img_file, label):
       box = gtk.HBox(False, 0)
       box.set_border_width(2)
       image = gtk.Image()
       image.set_from_file(img_file)
       label = gtk.Label(label)
       box.pack_start(image, False, False, 5)
       box.pack_start(label, False, False, 5)
       image.show()
       label.show()
       return box
   
   class myPy:
   	def callback(self, widget, data):
   		if data == "yes":
   			subprocess.Popen("gnome-terminal",shell=True)
   		elif data == "no":
   			self.label.set_text("no")
   		else:
   			print "yes|no"
   
   	def __init__(self):
   		window = gtk.Window(gtk.WINDOW_TOPLEVEL)
   		"lambda 是匿名函式 x 為其參數"
   		window.connect("destroy", lambda x: gtk.main_quit())
   		window.set_title('視窗抬頭')
   		window.set_keep_above(True)
   
   		vbox1 = gtk.VBox(False, 2)
   		hbox1 = gtk.HBox(homogeneous=True,spacing=5)
   		hbox2 = gtk.HBox(homogeneous=True,spacing=5)
   		hbox3 = gtk.HBox(homogeneous=True,spacing=5)
   		yes = gtk.Button()
   		no = gtk.Button()
   		close = gtk.Button(None,gtk.STOCK_CLOSE)
   		close.set_use_stock(True)
   		close.connect("clicked", lambda x: gtk.main_quit())
   		yes.connect("clicked", self.callback, 'yes')
   		no.connect("clicked", self.callback, 'no')
   		box_yes = img_label_box(window, yes_icon, "YES")
   		box_no = img_label_box(window, no_icon, "NO")
   		yes.add(box_yes)
   		no.add(box_no)
   		self.label=gtk.Label("Yes|No")
   		hbox1.add(yes)
   		hbox1.add(no)
   		hbox2.add(close)
   		hbox3.add(self.label)
   		vbox1.pack_start(hbox1, True, True, 0)
   		vbox1.pack_start(hbox2, True, True, 0)
   		vbox1.pack_start(hbox3, True, True, 0)
   		window.add(vbox1)
   
   		window.show_all()
   
   myPy()
   gtk.main()
   

2. Example2: Entry

   #!/usr/bin/python
   # coding: utf-8
   
   #import pygtk
   import gtk
   import subprocess 
   
   icondir="/usr/share/icons/gnome/16x16"
   yes_icon = icondir+"/stock/generic/stock_calc-accept.png"
   no_icon = icondir+"/stock/generic/stock_calc-cancel.png"
   
   def img_label_box(parent, img_file, label):
       box = gtk.HBox(False, 0)
       box.set_border_width(2)
       image = gtk.Image()
       image.set_from_file(img_file)
       label = gtk.Label(label)
       box.pack_start(image, False, False, 5)
       box.pack_start(label, False, False, 5)
       image.show()
       label.show()
       return box
   
   class myPy:
   	def callback(self, widget, data):
   		if data == "yes":
   			subprocess.Popen("gnome-terminal",shell=True)
   		elif data == "no":
   			self.label.set_text(data)
   		else:
   			self.label.set_text("Only yes|no")
   
   	def entryChange(self,widget):
   		if self.entry.get_text() == "yes":
   			subprocess.Popen("gnome-terminal",shell=True)
   			self.label.set_text("yes")
   		elif self.entry.get_text() == "no":
   			self.label.set_text("no")
   		else:
   			self.label.set_text("Only yes|no")
   
   	def __init__(self):
   		window = gtk.Window(gtk.WINDOW_TOPLEVEL)
   		"lambda 是匿名函式 x 為其參數"
   		window.connect("destroy", lambda x: gtk.main_quit())
   		window.set_title('視窗抬頭')
   		window.set_keep_above(True)
   
   		vbox1 = gtk.VBox(False, 2)
   		hbox1 = gtk.HBox(homogeneous=True,spacing=5)
   		hbox2 = gtk.HBox(homogeneous=True,spacing=5)
   		hbox3 = gtk.HBox(homogeneous=True,spacing=5)
   		yes = gtk.Button()
   		no = gtk.Button()
   		close = gtk.Button(None,gtk.STOCK_CLOSE)
   		close.set_use_stock(True)
   		self.label=gtk.Label("Yes|No")
   		self.entry=gtk.Entry()
   		close.connect("clicked", lambda x: gtk.main_quit())
   		yes.connect("clicked", self.callback, 'yes')
   		no.connect("clicked", self.callback, 'no')
   		self.entry.connect("changed", self.entryChange)
   		box_yes = img_label_box(window, yes_icon, "YES")
   		box_no = img_label_box(window, no_icon, "NO")
   		yes.add(box_yes)
   		no.add(box_no)
   		hbox1.add(yes)
   		hbox1.add(no)
   		hbox2.add(close)
   		hbox3.add(self.label)
   		hbox3.add(self.entry)
   		vbox1.pack_start(hbox1, True, True, 0)
   		vbox1.pack_start(hbox2, True, True, 0)
   		vbox1.pack_start(hbox3, True, True, 0)
   		window.add(vbox1)
   
   		window.show_all()
   
   if __name__ == "__main__":
   	print __name__
   	myPy()
   	gtk.main()
   else:
   	print __name__
   

3. 類別相關聯結
   1. gtk.Label class
   2. gtk.Entry class