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4-WPF资源-2资源层次

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Bunny 2025-01-12 16:20:47 +08:00
parent d5a368e206
commit f7e968e7e6
2 changed files with 52 additions and 15 deletions
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45
4-WPF资源-2资源层次/MainWindow.xaml
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@ -3,10 +3,45 @@
xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml" xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
xmlns:d="http://schemas.microsoft.com/expression/blend/2008" xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006" xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
xmlns:local="clr-namespace:_4_WPF资源_2资源层次"
mc:Ignorable="d" mc:Ignorable="d"
Title="MainWindow" Height="450" Width="800"> Icon="public/003540AH4M72.jpg" Title="_4_WPF资源_2资源层次" Height="450" Width="800">
<Grid> <Window.Resources>
</Window.Resources>
<StackPanel>
<Button Margin="5" Padding="15 5">Button</Button>
</Grid> <Button Margin="5" Padding="15 5" FontWeight="Bold" FontSize="14">
</Window> <Button.Resources>
<ImageBrush x:Key="MyImageBrush" TileMode="Tile" ViewportUnits="Absolute" Viewport="0 0 10 10"
ImageSource="public/003540AH4M72.jpg" Opacity="0.3" />
</Button.Resources>
<Button.Background>
<StaticResource ResourceKey="MyImageBrush" />
</Button.Background>
按钮
</Button>
<Button Background="{DynamicResource BunnyImageBrush}" Padding="5" Margin="5" FontWeight="Bold" FontSize="14">
<Button.Resources>
<ImageBrush x:Key="BunnyImageBrush" TileMode="Tile" ViewportUnits="Absolute" Viewport="0 0 32 32"
ImageSource="public/003540AH4M72.jpg" Opacity="0.3" />
</Button.Resources>
<Button.Content>按钮</Button.Content>
</Button>
<Button Background="{DynamicResource BunnyImageBrush}" Padding="5" Margin="5" FontWeight="Bold" FontSize="14">
<Button.Resources>
<ImageBrush x:Key="BunnyImageBrush" x:Shared="False" TileMode="Tile" ViewportUnits="Absolute"
Viewport="0 0 32 32"
ImageSource="public/003540AH4M72.jpg" Opacity="0.3" />
</Button.Resources>
<Button.Content>x:Shared="False" 是否共享资源</Button.Content>
</Button>
<Button Name="FindResource" Click="FindResource_OnClick">查找资源</Button>
</StackPanel>
</Window>

22
4-WPF资源-2资源层次/MainWindow.xaml.cs
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@ -1,18 +1,10 @@
using System.Text; using System.Windows;
using System.Windows;
using System.Windows.Controls; using System.Windows.Controls;
using System.Windows.Data;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Imaging;
using System.Windows.Navigation;
using System.Windows.Shapes;
namespace _4_WPF资源_2资源层次; namespace _4_WPF资源_2资源层次;
/// <summary> /// <summary>
/// Interaction logic for MainWindow.xaml /// Interaction logic for MainWindow.xaml
/// </summary> /// </summary>
public partial class MainWindow : Window public partial class MainWindow : Window
{ {
@ -20,4 +12,14 @@ public partial class MainWindow : Window
{ {
InitializeComponent(); InitializeComponent();
} }
private void FindResource_OnClick(object sender, RoutedEventArgs e)
{
var button = (Button)sender;
var tryFindResource = button.TryFindResource("BunnyImageBrush");
Console.WriteLine($"尝试查找资源，找不到返回null：{tryFindResource}");
var findResource = button.FindResource("BunnyImageBrush");
Console.WriteLine($"尝试查找资源，找不到报错：{findResource}");
}
} }