MainPage.xaml

<?xml version="1.0" encoding="utf-8" ?>
<ContentPage xmlns="http://schemas.microsoft.com/dotnet/2021/maui"
             xmlns:x="http://schemas.microsoft.com/winfx/2009/xaml"
             xmlns:vm="clr-namespace:MauiCatAlarm.ViewModels"
             x:Class="MauiCatAlarm.MainPage"
             x:DataType="vm:MainViewModel">

    <ScrollView>
        <VerticalStackLayout>
            <HorizontalStackLayout HorizontalOptions="Start"
                                       Spacing="6"
                                       Padding="0"
                                   Margin="0,0,0,40" >
                
                <Label Text="{Binding CurrentWeekday}"
                           Style="{StaticResource Subheading}"/>
                <Label Text="{Binding CurrentMonth}"
                           Style="{StaticResource Subheading}" />
                <Label Text="{Binding CurrentDayNumber}"
                           Style="{StaticResource Subheading}" />
                <Label Text="{Binding CurrentTime}"
                       Style="{StaticResource Subheading}" />
            </HorizontalStackLayout>

            <!-- Show an ongoing alarm in case the notification was dismissed -->
            <Label Text="起床了!"
                   IsVisible="{Binding IsAlarmOngoing}" />
            <Button Text="关掉闹钟"
                    IsVisible="{Binding IsAlarmOngoing}"
                    Command="{Binding DismissAlarmCommand}"
                    Style="{StaticResource DangerButton}"
                    Margin="0,0,0,40" />

            <!-- Show a label with the next occurrence if the alarm is enabled -->
            <Label Text="{Binding NextAlarmTime, StringFormat='下个闹钟:{0}'}"
                   IsVisible="{Binding IsShiftAlarmSet}" />
            
            <HorizontalStackLayout HorizontalOptions="CenterAndExpand"
                                       Spacing="100"
                                       Padding="5">
                <Label Text="周一"
                       VerticalOptions="Center"/>

                <Button Text="{Binding SelectShift1}"
                    Command="{Binding ToggleShift1Command}"
                    BackgroundColor="{Binding BtnBackgroundColor1}"
                        TextColor="#000000"/>
            </HorizontalStackLayout>

            <HorizontalStackLayout HorizontalOptions="CenterAndExpand"
                                       Spacing="100"
                                       Padding="5">
                <Label Text="周二"
                       VerticalOptions="Center"/>

                <Button Text="{Binding SelectShift2}"
                    Command="{Binding ToggleShift2Command}"
                    BackgroundColor="{Binding BtnBackgroundColor2}"
                        TextColor="#000000"/>
            </HorizontalStackLayout>
            
            <HorizontalStackLayout HorizontalOptions="CenterAndExpand"
                                       Spacing="100"
                                       Padding="5">
                <Label Text="周三"
                       VerticalOptions="Center"/>

                <Button Text="{Binding SelectShift3}"
                    Command="{Binding ToggleShift3Command}"
                    BackgroundColor="{Binding BtnBackgroundColor3}"
                        TextColor="#000000"/>
            </HorizontalStackLayout>

            <HorizontalStackLayout HorizontalOptions="CenterAndExpand"
                                       Spacing="100"
                                       Padding="5">
                <Label Text="周四"
                       VerticalOptions="Center"/>

                <Button Text="{Binding SelectShift4}"
                    Command="{Binding ToggleShift4Command}"
                    BackgroundColor="{Binding BtnBackgroundColor4}"
                        TextColor="#000000"/>
            </HorizontalStackLayout>
            
            <HorizontalStackLayout HorizontalOptions="CenterAndExpand"
                                       Spacing="100"
                                       Padding="5">
                <Label Text="周五"
                       VerticalOptions="Center"/>

                <Button Text="{Binding SelectShift5}"
                    Command="{Binding ToggleShift5Command}"
                    BackgroundColor="{Binding BtnBackgroundColor5}"
                        TextColor="#000000"/>
            </HorizontalStackLayout>

            <HorizontalStackLayout HorizontalOptions="CenterAndExpand"
                                       Spacing="100"
                                       Padding="5">
                <Label Text="周六"
                       VerticalOptions="Center"/>

                <Button Text="{Binding SelectShift6}"
                    Command="{Binding ToggleShift6Command}"
                    BackgroundColor="{Binding BtnBackgroundColor6}"
                        TextColor="#000000"/>
            </HorizontalStackLayout>

            <HorizontalStackLayout HorizontalOptions="CenterAndExpand"
                                       Spacing="100"
                                       Padding="5">
                <Label Text="周日"
                       VerticalOptions="Center"/>

                <Button Text="{Binding SelectShift0}"
                    Command="{Binding ToggleShift0Command}"
                    BackgroundColor="{Binding BtnBackgroundColor0}"
                        TextColor="#000000"/>
            </HorizontalStackLayout>
            
            <!--<HorizontalStackLayout HorizontalOptions="CenterAndExpand"
                                       Spacing="100"
                                       Padding="5">
                <Label Text="测试"
                       VerticalOptions="Center"/>

                <Button Text="测试"
                    Command="{Binding TestCommand}"
                    BackgroundColor="{Binding BtnBackgroundColor0}"
                        TextColor="#000000"/>
            </HorizontalStackLayout>-->
            
            <Label Text="献给至爱♥孙东晓♥:"
                   Margin="0,20,0,0"
                   />
            <Label Text="{Binding LoveTalk}"
                   />
        </VerticalStackLayout>
    </ScrollView>
</ContentPage>