As barras de progresso são amplamente utilizadas em projetos. O WinUI C++ disponibiliza vários controles de barra de progresso para uso.
| Nome do controle | Descrição |
|---|---|
| Slider | Controle deslizante de valor único |
| RangeSlider | Deslizante duplo de intervalo (seleciona faixa inicial e final) |
| ProgressBar | Barra de progresso linear |
| ProgressRing | Anel circular de carregamento |
Modificar o XAML
<?xml version="1.0" encoding="utf-8"?>
<Window
x:Class="AppWinui.MainWindow"
xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
xmlns:local="using:AppWinui"
xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
mc:Ignorable="d"
Title="AppWinui">
<ScrollViewer Padding="20" VerticalScrollMode="Auto">
<StackPanel Spacing="32">
<!-- 1. Slider - Single Value Slider Deslizante de valor único -->
<StackPanel>
<TextBlock Text="1. Slider (Single Value)" FontSize="16" FontWeight="SemiBold"/>
<Slider
x:Name="SingleSlider"
Width="500"
Minimum="0"
Maximum="100"
Value="50"
TickPlacement="BottomRight"
TickFrequency="10"/>
<!-- Binding separado de TextBlock para evitar erros de sintaxe em concatenação de strings -->
<TextBlock Text="Current Value: " FontSize="14">
<Run Text="{x:Bind SingleSlider.Value}"/>
</TextBlock>
</StackPanel>
<!-- 3. ProgressBar - Linear Progress Indicator Barra de progresso linear -->
<StackPanel>
<TextBlock Text="3. ProgressBar (Linear)" FontSize="16" FontWeight="SemiBold"/>
<ProgressBar
x:Name="LinearProgress"
Width="500"
Height="10"
Minimum="0"
Maximum="100"
Value="65"/>
<TextBlock Text="Progress: " FontSize="14">
<Run Text="{x:Bind LinearProgress.Value}"/>
</TextBlock>
<!-- Estado de carregamento indeterminado -->
<ProgressBar Width="500" Height="10" IsIndeterminate="True" Margin="0,8,0,0"/>
<TextBlock Text="Indeterminate Loading State" FontSize="12" Foreground="#666"/>
</StackPanel>
<!-- 4. ProgressRing - Circular Loading Ring Anel de progresso circular -->
<StackPanel Orientation="Horizontal" Spacing="40">
<StackPanel>
<TextBlock Text="4. ProgressRing (Determinate)" FontSize="16" FontWeight="SemiBold"/>
<ProgressRing
x:Name="RingProgress"
Width="60" Height="60"
Minimum="0" Maximum="100" Value="40"/>
<TextBlock HorizontalAlignment="Center">
<Run Text="{x:Bind RingProgress.Value}"/>
</TextBlock>
</StackPanel>
<StackPanel>
<TextBlock Text="ProgressRing (Loading)" FontSize="16" FontWeight="SemiBold"/>
<ProgressRing Width="60" Height="60" IsIndeterminate="True"/>
<TextBlock Text="Loading..." HorizontalAlignment="Center"/>
</StackPanel>
</StackPanel>
</StackPanel>
</ScrollViewer>
</Window>
Code language: HTML, XML (xml)
Remova as propriedades usadas na aula anterior dos arquivos IDL, C++ e .h
Baixar código-fonte
Guia de controles WinUI 3 C++ — Deslizantes e barras de progresso