ocarina/trunk/src/GuiObjects/controlPanel.py

import os
import gobject
import pygtk
pygtk.require('2.0')
import gtk

from button import Button
from image import Image
from check import CheckButton

class ControlPanel(gtk.HBox):
	def __init__(self,data,plist):
		gtk.HBox.__init__(self,False,0)
		self.pauseImg = Image(os.path.join("images","pause.png"))
		self.data = data
		self.next = plist.next
		self.pack_start(CheckButton("Random",self.toggleRand,self.data.random),False,False,0)
		self.makeProgressBar()
		(self.nextImg,self.nextBtn) = self.makeButton("next","next.png",None,self.next)
		(self.stopImg,self.stopBtn) = self.makeButton("stop","stop.png",None,self.stop)
		(self.playImg,self.plauseBtn) = self.makeButton("plause","play.png",None,self.plause)
		self.show()


	# Everything for making and adding a button
	def makeButton(self,name,img,text,func):
		image = None
		if img:
			image = Image(os.path.join("images",img))
		button = Button(name,image,text,func)
		self.pack_end(button,False,False,0)
		return (image,button)


	# Make the progress bar, and set updates
	def makeProgressBar(self):
		vbox = gtk.VBox()
		pbar = gtk.ProgressBar()
		pbar.set_fraction(0)
		vbox.pack_start(pbar,True,False,0)
		self.pack_start(vbox,True,True,0)
		vbox.show()
		pbar.show()
		gobject.timeout_add(100,self.updatePBar,pbar)


	# Play/Pause function
	def plause(self,widgit,data):
		self.data.song.plause()
		self.changeImg()


	# Stop function
	def stop(self,widgit,data):
		self.data.song.stop()
		self.changeImg()


	# Change the image on the play button
	def changeImg(self):
		self.plauseBtn.set_image(self.playImg)
		if self.data.song.playing == True:
			self.plauseBtn.set_image(self.pauseImg)
		self.plauseBtn.show()


	# Update time/progress of the progress bar
	def updatePBar(self,pbar):
		try:
			(success,time) = self.data.song.curTime()
		except:
			success = False
		if success == True:
			time = time/1000000000
			pbar.set_fraction(float(time)/self.data.song.info.duration)
			pbar.set_text(self.data.song.info.fixTime(time) + " / " + self.data.song.info.length)
		return True


	def toggleRand(self,widgit):
		self.data.random = not self.data.random