Question

WPF如何在同一窗体下，切换不同的Canvas

我想在WPF中切换不同的界面，但是希望能够在同一窗体下，利用Canvas，切换不同的Canvas，实现同一窗体下，不同界面的跳转。

Answer 1

把不同界面的Canvas放到List<Canvas>里，然后修改this.Content实现界面切换

Answer 2

设置Visibility即可。

追问

可以说的详细一些吗？你能给给写一个小例子吗，我给你加分，我是真的想学会。

追答

    <Grid>
        <Grid.RowDefinitions>
            <RowDefinition/>
            <RowDefinition/>
        </Grid.RowDefinitions>
        <Grid.ColumnDefinitions>
            <ColumnDefinition Width="auto"/>
            <ColumnDefinition/>
        </Grid.ColumnDefinitions>
        <Canvas Name="canvas1" Grid.Column="1" Grid.RowSpan="2" Background="Red">
        </Canvas>
        <Canvas Name="canvas2" Grid.Column="1" Grid.RowSpan="2" Background="Blue">
        </Canvas>
        <Button Name="btn1" Click="btn1_Click" Grid.Row="0" >button1</Button>
        <Button Name="btn2" Click="btn2_Click" Grid.Row="1" >button1</Button>
    </Grid>

        private void btn1_Click(object sender, RoutedEventArgs e)
        {
            canvas1.Visibility = Visibility.Visible;
            canvas2.Visibility = Visibility.Hidden;
        }

        private void btn2_Click(object sender, RoutedEventArgs e)
        {
            canvas1.Visibility = Visibility.Hidden;
            canvas2.Visibility = Visibility.Visible;
        }

    <Grid>
        <Grid.RowDefinitions>
            <RowDefinition/>
            <RowDefinition/>
        </Grid.RowDefinitions>
        <Grid.ColumnDefinitions>
            <ColumnDefinition Width="auto"/>
            <ColumnDefinition/>
        </Grid.ColumnDefinitions>
        <Canvas Name="canvas1" Grid.Column="1" Grid.RowSpan="2" Background="Red">
        </Canvas>
        <Canvas Name="canvas2" Grid.Column="1" Grid.RowSpan="2" Background="Blue">
        </Canvas>
        <Button Name="btn1" Click="btn1_Click" Grid.Row="0" >button1</Button>
        <Button Name="btn2" Click="btn2_Click" Grid.Row="1" >button1</Button>
    </Grid>

        private void btn1_Click(object sender, RoutedEventArgs e)
        {
            canvas1.Visibility = Visibility.Visible;
            canvas2.Visibility = Visibility.Hidden;
        }

        private void btn2_Click(object sender, RoutedEventArgs e)
        {
            canvas1.Visibility = Visibility.Hidden;
            canvas2.Visibility = Visibility.Visible;
        }