musicplayer.py

from Tkinter import *
import Tkinter.filedialog as tk
import Tkinter.messagebox as tk2
import pygame

playlist = []

class Application(Frame):

    def __init__(self,master):
        super(Application, self).__init__(master)

        #self.create_widgets()
        self.playlistbox = Listbox(self, width = 40, height = 10, selectmode = SINGLE) #TODO: ---> BROWSE, MULTIPLE, EXTENDED (p.379)
        for song in playlist:
            self.playlistbox.insert(END, song)

        self.grid(rowspan=5, columnspan=4)
        self.playlistbox.grid(row = 1)
        self.playButton = Button(self, text = 'Play', command = self.play)
        self.loopButton = Button(self, text = 'Loop', command = self.loop)
        self.addButton = Button(self, text = 'Add', command = self.add)
        self.playButton.grid(row=4, column = 0)
        self.loopButton.grid(row=4, column = 1)
        self.addButton.grid(row=4, column = 2)
        self.pack()

        #pygame initialize
        pygame.init()

    def play(self):
        if(len(playlist) == 0):
            tk2.showinfo('Notice', 'No songs in your playlist!\nClick Add to add songs.')
        else:
            pygame.mixer.music.stop()
            selectedSongs = self.playlistbox.curselection()
            global playlistbox
            playIt = playlist[int(selectedSongs[0])]
            pygame.mixer.music.load(playIt)
            pygame.mixer.music.play(0, 0.0)


    def loop(self):
        pygame.mixer.music.stop()
        pygame.mixer.music.play(-1,0.0)

    def add(self):
        file = tk.askopenfilenames(initialdir='C:/Users/babbu/Downloads')
        songsTuple = root.splitlist(file)   #turn user's opened filenames into tuple
        songsList = list(songsTuple)        #convert to list
        #Add the full filename of songto playlist list, and a shortened version to the listBox
        for song in songsList:
            playlist.append(song);
            tempArray = song.split('/')
            songShort = tempArray[len(tempArray)-1]
            self.playlistbox.insert(END, songShort)

root = Tk()
root.title('Text Editor')
root.geometry('500x200')
app = Application(root)
app.mainloop()