sudoku.kv

<MonBouton>
    BoxLayout:
        orientation: 'horizontal'
        ToggleButton:
            id: btn1
            text: "Full Solve"
            group: "solve"
            state: "down"
            pos_hint: {"left":1}

        ToggleButton:
            id: btn2
            text: "Hint"
            group: "solve"
            pos_hint: {"right":1}

WindowManager:
    id: screen_manager

    MainScreen:
        id: main
        name: "main"

    HelpScreen:
        id: help
        name: "help"

    LiveSolverScreen:
        id: live_solver
        name: "live_solver"
    GallerySolverScreen:
        id: gallery_solver
        name: "gallery_solver"
    ManualSolverScreen:
        id: manual_solver
        name: "manual_solver"

    AboutScreen:
        id: about
        name: "about"


<MainScreen>:
    name: "main"

    FloatLayout:

        Button:
            id: button_help
            text: "Help"
            pos_hint: {"top":0.95}
            size_hint_y: 0.1
            on_release:
                app.root.transition.direction = "down"
                app.root.current = "help"

        Button:
            id: button_live_solver
            text: "Live Solver"
            pos_hint: {"top":0.8}
            size_hint_y: 0.1
            on_release:
                app.root.transition.direction = "right"
                app.root.current = "live_solver"
                app.root.ids.live_solver.start_stream()

        Button:
            id: button_gallery_solver
            text: "Gallery Solver"
            pos_hint: {"top":0.65}
            size_hint_y: 0.1
            on_release:
                app.root.transition.direction = "left"
                app.root.current = "gallery_solver"

        Button:
            id: button_manual_solver
            text: "Manual Solver"
            pos_hint: {"top":0.5}
            size_hint_y: 0.1
            on_release:
                app.root.transition.direction = "left"
                app.root.current = "manual_solver"

        Button:
            id: button_about
            text: "About"
            pos_hint: {"top":0.3}
            size_hint_y: 0.1
            on_release:
                app.root.transition.direction = "up"
                app.root.current = "about"


<HelpScreen>:
    name: "help"

    FloatLayout:
        id: float_layout
        Button:
            id: button
            text: "Back"
            size_hint_y: 0.1
            on_release:
                app.root.transition.direction = "up"
                app.root.current = "main"
                

<LiveSolverScreen>:
    name: "live_solver"

    camera: camera

    FloatLayout:
        id: float_layout
        MyKivyCamera:
            id: camera
            size_hint_y: 0.8
            pos_hint: {"top":1}
        Button:
            id: button_back
            text: "Back"
            size_hint_y: 0.1
            on_release:
                root.stop_stream()
                app.root.transition.direction = "left"
                app.root.current = "main"
        MonBouton:
            size_hint_y: 0.1
            pos_hint: {"y":0.2}
            id: toggle_button


<GallerySolverScreen>:
    name: "gallery_solver"

    kivy_image: image

    FloatLayout:
        Image:
            id: image
            size_hint_y: 0.9
            pos_hint: {"top":1}
        Button:
            id: button
            text: "Back"
            size_hint_y: 0.1
            on_release:
                app.root.transition.direction = "right"
                app.root.current = "main"

<ManualSolverScreen>:
    name: "gallery_solver"

    image: image

    FloatLayout:
        Image:
            id: image
            size_hint_y: 0.9
            pos_hint: {"top":1}
        Button:
            id: button
            text: "Back"
            size_hint_y: 0.1
            on_release:
                app.root.transition.direction = "right"
                app.root.current = "main"

<AboutScreen>:
    name: "about"

    FloatLayout:
        Button:
            id: button
            text: "Back"
            size_hint_y: 0.1
            on_release:
                app.root.transition.direction = "down"
                app.root.current = "main"