Transposer 1.0.8

import kivy
kivy.require('1.0.8')
from sys import exit
from kivy.app import App
from kivy.core.window import Window
from kivy.uix.button import Button
from kivy.uix.label import Label
from kivy.uix.anchorlayout import AnchorLayout
from kivy.uix.scrollview import ScrollView
from kivy.uix.gridlayout import GridLayout
from kivy.uix.popup import Popup

class BoundedLabel(Label):
    pass

class Transpose(App):
    def exit(instance):
        sys.exit()

    def build(self):
        def ChargeEtiquettes(w):
            if w == 0:
                tex0 = self.texte1
                tex1 = self.texte2
            else:
                tex0 = self.texte3
                tex1 = self.texte4
            for i in range(0,22):
                if i <= 12:
                    if i < 10:
                        t1 = " " + str(i) + "| "
                    else:
                        t1 = str(i) + "| "
                    t = tex1
                else:
                    t1 = ''
                    t = ''
                l = BoundedLabel(text=t1+t[(i*6):(i*6)+78], size=(780, 35),
                             size_hint=(None, None),halign='left',font_name='data/fonts/DroidSansMono.ttf')
                s.add_widget(l)

        def Echange(instance):
            if self.quelsens == 0:
                self.quelsens = 1
                btnSens.text = "Guitare --> Piano"
                btn1.text = "    " + self.texte3
                s.clear_widgets()
                ChargeEtiquettes(1)
            else:
                self.quelsens = 0
                btnSens.text = "Piano --> Guitare"
                btn1.text = "    " + self.texte1
                s.clear_widgets()
                ChargeEtiquettes(0)

        def AfficheAPropos(instance):
            print "Je vais afficher"
            popup.open()

        self.quelsens=0
        self.texte1 = "  C  |  B  |A#/Bb|  A  |G#/Ab|  G  |F#/Gb|  F  |  E  |D#/Eb|  D  |C#/Db|  C  |"
        self.texte2 = "  C  |  B  |A#/Bb|  A  |G#/Ab|  G  |F#/Gb|  F  |  E  |D#/Eb|  D  |C#/Db|  C  |  B  |A#/Bb|  A  |G#/Ab|  G  |F#/Gb|  F  |  E  |D#/Ab|  D  |C#/Db|  C  |"
        self.texte3 = "  C  |C#/Db|  D  |D#/Eb|  E  |  F  |F#/Gb|  G  |G#/Ab|  A  |A#/Bb|  B  |  C  |"
        self.texte4 = "  C  |C#/Db|  D  |D#/Eb|  E  |  F  |F#/Gb|  G  |G#/Ab|  A  |A#/Bb|  B  |  C  |C#/Db|  D  |D#/Eb|  E  |  F  |F#/Gb|  G  |G#/Ab|  A  |A#/Bb|  B  |  C  |C#/Db|"

        racine = GridLayout(orientation='vertical', spacing=6, cols=1,rows=4,row_default_height=40)
        lbl = Label(text='Transposer Ver 0.8.0',font_size=20,size_hint=(None,None),size=(480,20),padding=(10,10))
        btn1 = Button(text = "    " + self.texte1,size=(780,20),
                size_hint=(None, None),
                halign='left',
                font_name='data/fonts/DroidSansMono.ttf',
                padding=(20,2),
                background_color=[0.39,0.07,.92,1])
        al0 = AnchorLayout()
        al1 = AnchorLayout()
        al2 = AnchorLayout()
        popup = Popup(title='A propos de Transposer',
                    content=Label(text='Ecrit par G.D. Walters'),
                    size_hint=(None,None),size=(400,400))
        btnSens = Button(text = "Piano --> Guitare",size=(180,40),size_hint=(None,None))
        btnSens.bind(on_release=Echange)
        btnAPropos=Button(text="A propos",size=(180,40),size_hint=(None,None))
        btnAPropos.bind(on_release=AfficheAPropos)
        btnQuitter =Button(text="Quitter", size=(180,40),size_hint=(None,None))
        btnQuitter.bind(on_release=exit)
        #--------------------------------------------------------------
        racine.add_widget(lbl)
        racine.add_widget(btn1)
        #--------------------------------------------------------------
        s = GridLayout(cols=1, spacing = 4, size_hint_y = None)
        s.bind(minimum_height=s.setter('height'))
        ChargeEtiquettes(0)
        #--------------------------------------------------------------
        sv = ScrollView(size_hint=(None, None), size=(600,400))

        sv.center = Window.center
        racine.add_widget(sv)
        sv.add_widget(s)
        al0.add_widget(btnSens)
        al1.add_widget(btnQuitter)
        al2.add_widget(btnAPropos)
        bgl = GridLayout(orientation='vertical', spacing=6, cols=3,rows=1,row_default_height=40)
        bgl.add_widget(al0)
        bgl.add_widget(al1)
        bgl.add_widget(al2)
        racine.add_widget(bgl)
        return racine

if __name__ in ('__main__','__android__'):
    Transpose().run()