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在此处输入图像描述这是我的 xaml 代码:

ContentPage.ToolbarItems ToolbarItem Text="+" Priority="0" Order="Primary" Command="{Binding PrikaziCommand}" ToolbarItem ContentPage.ToolbarItems

如何通过xaml代码将文本颜色更改为所有平台?

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1 回答 1

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如果要更改工具栏文本颜色,可以使用Navigation.Titleview

<?xml version="1.0" encoding="utf-8" ?>
<ContentPage xmlns="http://xamarin.com/schemas/2014/forms"
             xmlns:x="http://schemas.microsoft.com/winfx/2009/xaml"
             xmlns:local="clr-namespace:TitleViewSample"
             x:Class="TitleViewSample.MainPage">

      <NavigationPage.TitleView>
        <Grid>
            <Grid.ColumnDefinitions>
                <ColumnDefinition Width="*"/>
                <ColumnDefinition Width="Auto"/>
            </Grid.ColumnDefinitions>

            <Label Text="Your Title" Grid.Column="0" TextColor="White" FontSize="Large" VerticalOptions="Center" HorizontalOptions="FillAndExpand"></Label>

            <StackLayout Grid.Column="1" HorizontalOptions="EndAndExpand" Orientation="Horizontal" Margin="0,5,5,5">
                <Label Text="?" FontSize="Large" TextColor="Red" Margin="10" ></Label>
                <Label Text="+" FontSize="Large" TextColor="Green" Margin="10" ></Label>
            </StackLayout>
        </Grid>
</NavigationPage.TitleView>


</ContentPage>

如果要更改工具栏颜色,请在导航到特定页面时添加此代码

 MainPage = new NavigationPage(new YourPage());
((NavigationPage)MainPage).BarBackgroundColor = Color.FromHex("#19110F");

结果

于 2020-02-01T04:01:23.880 回答