# Bryan Schumaker (8/13/2010)

import ocarina

libsaria = ocarina.libsaria
gtk = ocarina.gtk


class TabPage(gtk.VBox):
	def __init__(self, content):
		gtk.VBox.__init__(self)
		self.content = content
		self.pack_start(content, True, True, 0)
		self.show()

	def visible(self):
		if hasattr(self.content, "visible"):
			self.content.visible()

	def invisible(self):
		if hasattr(self.content, "invisible"):
			self.content.invisible()


class Tabs(gtk.Notebook):
	def __init__(self):
		gtk.Notebook.__init__(self)
		self.set_tab_pos(gtk.POS_LEFT)
		self.connect("switch-page", self.switch_page)
		self.cur_page = 0
		self.contents = dict()
		self.show()

	def append_page(self, content, text):
		label = gtk.Label(text)
		label.set_angle(90)
		page = TabPage(content)
		self.contents[text] = page
		gtk.Notebook.append_page(self, page, label)
		self.set_tab_label_packing(page, True, True, gtk.PACK_START)

	def remove_page(self, text):
		page = self.contents.get(text, None)
		if page == None:
			return
		n = self.page_num(page)
		if n > 0:
			gtk.Notebook.remove_page(self, n)
		del self.contents[text]

	def switch_page(self, notebook, page, page_num):
		old = notebook.get_nth_page(self.cur_page)
		old.invisible()
		new = notebook.get_nth_page(page_num)
		new.visible()
		self.cur_page = page_num