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Components Fan Screen Manager

Artem Bulgakov edited this page Dec 7, 2019 · 3 revisions

Attention! This is an experimental widget. Perhaps the wrong positioning of the screens with a large number of them.

fansceernmanager.gif

Example of using MDFanScreenManager:

from kivy.lang import Builder
from kivy.uix.boxlayout import BoxLayout
from kivymd.app import MDApp
from kivymd.uix.button import MDIconButton
from kivymd.uix.fanscreenmanager import MDFanScreen
from kivymd.uix.list import ILeftBodyTouch


Builder.load_string(
    """
#:import get_hex_from_color kivy.utils.get_hex_from_color


<TestFanScreenManager>:
    orientation: "vertical"

    MDToolbar:
        id: toolbar
        title: "Screen Tree"
        md_bg_color: app.theme_cls.primary_color
        left_action_items: [["menu", lambda x: fan_screen_manager.open_fan()]]
        background_palette: "Primary"

    MDFanScreenManager:
        id: fan_screen_manager

        canvas:
            Color:
                rgba: 0, 0, 0, .2
            Rectangle:
                pos: self.pos
                size: self.size

        ScreenOne:
            name: "Screen One"
            on_enter: toolbar.title = self.name

            canvas.before:
                Color:
                    rgba: 1, 1, 1, 1
                Rectangle:
                    pos: self.pos
                    size: self.size

        ScreenTwo:
            name: "Screen Two"
            on_enter: toolbar.title = self.name

        ScreenTree:
            name: "Screen Tree"
            on_enter: toolbar.title = self.name

            canvas.before:
                Color:
                    rgba: .9, .9, .8, 1
                Rectangle:
                    pos: self.pos
                    size: self.size

###############################################################################
#
#                                SCREEN WIDGETS
#
###############################################################################

<ScreenTwo>:
    orientation: "vertical"
    spacing: dp(10)

    canvas:
        Rectangle:
            pos: self.pos
            size: self.size
            source: "demos/kitchen_sink/assets/crop-blur.jpg"

    Image:
        source: "demos/kitchen_sink/assets/twitter-red.png"
        size_hint: None, None
        size: dp(60), dp(60)
        pos_hint: {"center_x": .5}

    Label:
        text: "Registration"
        size_hint_y: None
        height: self.texture_size[1]
        font_size: "20sp"
        bold: True

    Widget:
        size_hint_y: None
        height: dp(10)

    MDTextFieldRect:
        size_hint: None, None
        size: root.width - dp(40), dp(30)
        pos_hint: {"center_x": .5}

    MDTextFieldRect:
        size_hint: None, None
        size: root.width - dp(40), dp(30)
        pos_hint: {"center_x": .5}

    Widget:
        size_hint_y: None
        height: dp(20)

    Label:
        text: "Enter your Login and Password"
        size_hint_y: None
        height: self.texture_size[1]

    AnchorLayout:
        anchor_y: "bottom"
        padding: dp(10)

        MDRoundFlatButton:
            text: "Registration"
            pos_hint: {"center_x": .5}


<ScreenOne>:
    orientation: "vertical"
    padding: dp(10)
    spacing: dp(10)

    Image:
        size_hint_y: None
        source: "data/logo/kivy-icon-512.png"

    BoxLayout:
        size_hint_y: None
        height: self.minimum_height

        Widget:
        MDRoundFlatButton:
            text: "Free call"
        Widget:
        MDRoundFlatButton:
            text: "Free message"
        Widget:

    OneLineIconListItem:
        text: "Video call"
        IconLeftSampleWidget:
            icon: "camera-front-variant"

    TwoLineIconListItem:
        text: "Call Viber Out"
        secondary_text:
            "[color=%s]Advantageous rates for calls[/color]" \
            % get_hex_from_color(app.theme_cls.primary_color)
        IconLeftSampleWidget:
            icon: "phone"

    TwoLineIconListItem:
        text: "Call over mobile network"
        secondary_text:
            "[color=%s]Operator's tariffs apply[/color]" \
            % get_hex_from_color(app.theme_cls.primary_color)
        IconLeftSampleWidget:
            icon: "remote"

    Widget:
"""
)


class TestFanScreenManager(BoxLayout):
    pass


class ScreenOne(MDFanScreen):
    pass


class ScreenTwo(MDFanScreen):
    pass


class ScreenTree(ScreenOne):
    pass


class IconLeftSampleWidget(ILeftBodyTouch, MDIconButton):
    pass


class MainApp(MDApp):
    def __init__(self, **kwargs):
        self.title = "KivyMD Examples - Fan Screen Manager"
        self.theme_cls.primary_palette = "Red"
        super().__init__(**kwargs)

    def build(self):
        self.root = TestFanScreenManager()


if __name__ == "__main__":
    MainApp().run()
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