47 lines
2.0 KiB
C#
47 lines
2.0 KiB
C#
using System.Diagnostics;
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using System.Windows;
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using System.Windows.Input;
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using HandyControl.Interactivity;
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namespace HandyControl.Controls
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{
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public class LinkElement
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{
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public static readonly DependencyProperty LinkProperty = DependencyProperty.RegisterAttached(
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"Link", typeof(string), typeof(LinkElement), new PropertyMetadata(default(string), OnLinkChanged));
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private static void OnLinkChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
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{
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if (d is UIElement element)
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{
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CreateTrriger(element, (string) e.NewValue);
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}
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}
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private static readonly DependencyProperty CommandBindingProperty = DependencyProperty.RegisterAttached(
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"CommandBinding", typeof(CommandBinding), typeof(LinkElement), new PropertyMetadata(default(CommandBinding)));
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private static void SetCommandBinding(DependencyObject element, CommandBinding value)
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=> element.SetValue(CommandBindingProperty, value);
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private static CommandBinding GetCommandBinding(DependencyObject element)
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=> (CommandBinding) element.GetValue(CommandBindingProperty);
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private static void CreateTrriger(UIElement element, string link)
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{
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element.CommandBindings.Remove(GetCommandBinding(element));
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element.SetCurrentValue(CommandBindingProperty, DependencyProperty.UnsetValue);
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if (string.IsNullOrEmpty(link)) return;
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var commandBinding = new CommandBinding(ControlCommands.OpenLink, (sender, args) => Process.Start(link));
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SetCommandBinding(element, commandBinding);
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element.CommandBindings.Add(commandBinding);
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}
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public static void SetLink(DependencyObject element, string value)
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=> element.SetValue(LinkProperty, value);
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public static string GetLink(DependencyObject element)
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=> (string) element.GetValue(LinkProperty);
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}
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} |