def __init__(self, songdir="songs"):
# data
self.songs = []
self.praisetex = PraiseTex(songdir)
self.root = Tk()
button_width = 6
button_padx = "2m"
button_pady = "1m"
frame_padx = "3m"
frame_pady = "2m"
label_padx = "3m"
label_pady = "2m"
listbox_width = 30
listbox_height = 20
frame_title_font = ("TkDefaultFont", 14)
text_font = ("TkDefaultFont", 12)
menu_font = ("TkDefaultFont", 12)
button_font = ("TkDefaultFont", 12)
# window properties
self.root.title("praisetex")
self.root.option_add("*Font", ("TkDefaultFont", 12))
# menu
menubar = Menu(self.root)
menubar.tk.call('tk', 'scaling', 2.5)
filemenu = Menu(menubar, tearoff=0)
filemenu.add_command(label="Open Directory", command=self.openDirectory)
filemenu.add_command(label="Exit", command=self.root.quit)
menubar.add_cascade(label="File", menu=filemenu)
self.root.config(menu=menubar)
# left section
self.availableSongsTitle = Label(self.root,
text="Available Songs",
font=frame_title_font,
padx=label_padx,
pady=label_pady)
self.availableSongsTitle.grid(row=0, column=0)
self.availableSongsFrame = Frame(self.root)
self.availableSongsFrame.grid(row=1, column=0,
padx=frame_padx, pady=frame_pady)
self.availableSongsScroll = Scrollbar(self.availableSongsFrame,
orient=VERTICAL)
self.availableSongs = Listbox(self.availableSongsFrame,
width=listbox_width,
height=listbox_height,
selectmode=EXTENDED,
yscrollcommand=self.availableSongsScroll.set,
exportselection=0)
self.availableSongsScroll.config(command=self.availableSongs.yview)
self.availableSongsScroll.pack(side=RIGHT, fill=Y)
self.availableSongs.pack()
self.button = Button(self.root,
text="Refresh",
command=self.refreshSongList)
self.button.grid(row=2, column=0)
# middle section
self.addRemoveButtonFrame = Frame(self.root)
self.addRemoveButtonFrame.grid(row=1, column=1)
self.addSongButton = Button(self.addRemoveButtonFrame,
text="Add",
command=self.addSong)
self.addSongButton.pack(side=TOP, padx=button_padx, pady=button_pady)
self.removeSongButton = Button(self.addRemoveButtonFrame,
text="Remove",
command=self.removeSong)
self.removeSongButton.pack(side=BOTTOM)
# right section
self.songsToCompileTitle = Label(self.root, text="Songs to Compile",
font=frame_title_font,
padx=label_padx, pady=label_pady)
self.songsToCompileTitle.grid(row=0, column=2)
self.songsToCompileFrame = Frame(self.root)
self.songsToCompileFrame.grid(row=1, column=2,
padx=frame_padx, pady=frame_pady)
self.songsToCompileScroll = Scrollbar(self.songsToCompileFrame,
orient=VERTICAL)
self.songsToCompile = Listbox(self.songsToCompileFrame,
width=listbox_width,
height=listbox_height,
selectmode=EXTENDED,
yscrollcommand=self.songsToCompileScroll.set,
exportselection=0,
font=text_font)
self.songsToCompileScroll.config(command=self.songsToCompile.yview)
self.songsToCompileScroll.pack(side=RIGHT, fill=Y)
self.songsToCompile.pack()
self.compileButtonFrame = Frame(self.root)
self.compileButtonFrame.grid(row=2, column=2)
self.chordsButton = Button(self.compileButtonFrame,
text="Chords",
command=self.compileChords)
self.chordsButton.pack(side=LEFT, padx=button_padx, pady=button_pady)
self.slidesButton = Button(self.compileButtonFrame,
text="Slides",
command=self.compileSlides)
self.slidesButton.pack(side=RIGHT, padx=button_padx, pady=button_pady)
# status bar
self.status = Label(self.root, text="Ready", padx="1m")
self.status.grid(row=3, column=0, columnspan=3, sticky=W)
self.refreshSongList()
class PraiseTexGUI(object):
"""Graphical interface for selecting songs and compiling them"""
def __init__(self, songdir="songs"):
# data
self.songs = []
self.praisetex = PraiseTex(songdir)
self.root = Tk()
button_width = 6
button_padx = "2m"
button_pady = "1m"
frame_padx = "3m"
frame_pady = "2m"
label_padx = "3m"
label_pady = "2m"
listbox_width = 30
listbox_height = 20
frame_title_font = ("TkDefaultFont", 14)
text_font = ("TkDefaultFont", 12)
menu_font = ("TkDefaultFont", 12)
button_font = ("TkDefaultFont", 12)
# window properties
self.root.title("praisetex")
self.root.option_add("*Font", ("TkDefaultFont", 12))
# menu
menubar = Menu(self.root)
menubar.tk.call('tk', 'scaling', 2.5)
filemenu = Menu(menubar, tearoff=0)
filemenu.add_command(label="Open Directory", command=self.openDirectory)
filemenu.add_command(label="Exit", command=self.root.quit)
menubar.add_cascade(label="File", menu=filemenu)
self.root.config(menu=menubar)
# left section
self.availableSongsTitle = Label(self.root,
text="Available Songs",
font=frame_title_font,
padx=label_padx,
pady=label_pady)
self.availableSongsTitle.grid(row=0, column=0)
self.availableSongsFrame = Frame(self.root)
self.availableSongsFrame.grid(row=1, column=0,
padx=frame_padx, pady=frame_pady)
self.availableSongsScroll = Scrollbar(self.availableSongsFrame,
orient=VERTICAL)
self.availableSongs = Listbox(self.availableSongsFrame,
width=listbox_width,
height=listbox_height,
selectmode=EXTENDED,
yscrollcommand=self.availableSongsScroll.set,
exportselection=0)
self.availableSongsScroll.config(command=self.availableSongs.yview)
self.availableSongsScroll.pack(side=RIGHT, fill=Y)
self.availableSongs.pack()
self.button = Button(self.root,
text="Refresh",
command=self.refreshSongList)
self.button.grid(row=2, column=0)
# middle section
self.addRemoveButtonFrame = Frame(self.root)
self.addRemoveButtonFrame.grid(row=1, column=1)
self.addSongButton = Button(self.addRemoveButtonFrame,
text="Add",
command=self.addSong)
self.addSongButton.pack(side=TOP, padx=button_padx, pady=button_pady)
self.removeSongButton = Button(self.addRemoveButtonFrame,
text="Remove",
command=self.removeSong)
self.removeSongButton.pack(side=BOTTOM)
# right section
self.songsToCompileTitle = Label(self.root, text="Songs to Compile",
font=frame_title_font,
padx=label_padx, pady=label_pady)
self.songsToCompileTitle.grid(row=0, column=2)
self.songsToCompileFrame = Frame(self.root)
self.songsToCompileFrame.grid(row=1, column=2,
padx=frame_padx, pady=frame_pady)
self.songsToCompileScroll = Scrollbar(self.songsToCompileFrame,
orient=VERTICAL)
self.songsToCompile = Listbox(self.songsToCompileFrame,
width=listbox_width,
height=listbox_height,
selectmode=EXTENDED,
yscrollcommand=self.songsToCompileScroll.set,
exportselection=0,
font=text_font)
self.songsToCompileScroll.config(command=self.songsToCompile.yview)
self.songsToCompileScroll.pack(side=RIGHT, fill=Y)
self.songsToCompile.pack()
self.compileButtonFrame = Frame(self.root)
self.compileButtonFrame.grid(row=2, column=2)
self.chordsButton = Button(self.compileButtonFrame,
text="Chords",
command=self.compileChords)
self.chordsButton.pack(side=LEFT, padx=button_padx, pady=button_pady)
self.slidesButton = Button(self.compileButtonFrame,
text="Slides",
command=self.compileSlides)
self.slidesButton.pack(side=RIGHT, padx=button_padx, pady=button_pady)
# status bar
self.status = Label(self.root, text="Ready", padx="1m")
self.status.grid(row=3, column=0, columnspan=3, sticky=W)
self.refreshSongList()
def run(self):
"""Start event loop of GUI"""
self.root.mainloop()
def refreshSongList(self):
"""Sync up the filenames in songlist with files in directory"""
# clear song list
self.availableSongs.delete(0, END)
# add song files
self.songs = self.praisetex.refreshSongList()
for song in self.songs:
self.availableSongs.insert(END, song)
self.updateStatus("{0} songs found in directory {1}".format(len(self.songs), self.praisetex.getSongDirectory()))
def openDirectory(self):
"""Selects directory for songs"""
dirname = filedialog.askdirectory(parent=self.root, initialdir=self.praisetex.getSongDirectory(), title='Please select a directory')
if len(dirname) > 0:
self.praisetex.setSongDirectory(dirname)
self.updateStatus("Song directory set to {0}".format(dirname))
def addSong(self):
"""Add song to compile list"""
selectedSongs = self.availableSongs.curselection()
# get index of where to insert selected songs
insertIndex = self.songsToCompile.curselection()
if len(insertIndex) > 0:
insertIndex = int(insertIndex[0]) # convert to integer
else:
insertIndex = -1 # song should be appended
if len(selectedSongs) == 0: # do nothing
pass
elif len(selectedSongs) == 1: # insert the one song
song = selectedSongs[0]
songtitle = self.availableSongs.get(song)
if insertIndex == -1:
end = len(self.praisetex.compile)
self.praisetex.addSong(end, songtitle)
self.songsToCompile.insert(END, songtitle)
else:
self.praisetex.addSong(insertIndex+1, songtitle)
self.songsToCompile.insert(insertIndex+1, songtitle)
else: # more than one song
songList = [self.availableSongs.get(song) for song in selectedSongs]
if insertIndex != -1:
songList.reverse()
for songtitle in songList:
self.praisetex.addSong(insertIndex+1, songtitle)
self.songsToCompile.insert(insertIndex+1, songtitle)
else: # add songs to the end
for songtitle in songList:
end = len(self.praisetex.compile)
self.praisetex.addSong(end, songtitle)
self.songsToCompile.insert(END, songtitle)
self.updateStatus("{0} songs added".format(len(selectedSongs)))
def removeSong(self):
"""Remove song from compile list"""
songindexes = list(self.songsToCompile.curselection())
songindexes.reverse()
for index in songindexes:
self.praisetex.removeSong(index)
self.songsToCompile.delete(index)
self.updateStatus("{0} songs removed".format(len(songindexes)))
def compileChords(self):
"""Compile a chord sheet from selected songs"""
self.updateStatus("Compiling Songs")
error = self.praisetex.compileChords()
if error:
self.updateStatus("pdflatex has failed")
else:
self.updateStatus("Compiled chords.pdf")
def compileSlides(self):
"""Compile slides from selected songs"""
self.updateStatus("Compiling Songs")
error = self.praisetex.compileSlides()
if error:
self.updateStatus("pdflatex has failed")
else:
self.updateStatus("Compiled slides.pdf")
def updateStatus(self, message):
"""Update the status bar"""
self.status.config(text=message)