これは小さなヘルパー クラスとその呼び出し方です。
呼び出し方:
StreamResourceInfo info =
ResourceHelper.GetResourceStreamInfo(@"Resources/GraphicUserGuide.html");
if (info != null)
{
WebBrowser.NavigateToStream(info.Stream);
}
ヘルパー クラス:
using System;
using System.Reflection;
using System.Windows;
using System.Windows.Media.Imaging;
using System.Windows.Resources;
namespace HQ.Wpf.Util
{
public class ResourceHelper
{
// ******************************************************************
/// <summary>
/// Load a resource WPF-BitmapImage (png, bmp, ...) from embedded resource defined as 'Resource' not as 'Embedded resource'.
/// </summary>
/// <param name="pathInApplication">Path without starting slash</param>
/// <param name="assembly">Usually 'Assembly.GetExecutingAssembly()'. If not mentionned, I will use the calling assembly</param>
/// <returns></returns>
public static BitmapImage LoadBitmapFromResource(string pathInApplication, Assembly assembly = null)
{
if (assembly == null)
{
assembly = Assembly.GetCallingAssembly();
}
return new BitmapImage(ResourceHelper.GetLocationUri(pathInApplication, assembly));
}
// ******************************************************************
/// <summary>
/// The resource should be defined as 'Resource' not as 'Embedded resource'.
/// </summary>
/// <param name="pathWithoutLeadingSlash">The path start with folder name (if any) then '/', then ...</param>
/// <param name="assembly">If null, then use calling assembly to find the resource</param>
/// <returns></returns>
public static Uri GetLocationUri(string pathWithoutLeadingSlash, Assembly assembly = null)
{
if (pathWithoutLeadingSlash[0] == '/')
{
pathWithoutLeadingSlash = pathWithoutLeadingSlash.Substring(1);
}
if (assembly == null)
{
assembly = Assembly.GetCallingAssembly();
}
return new Uri(@"pack://application:,,,/" + assembly.GetName().Name + ";component/" + pathWithoutLeadingSlash, UriKind.Absolute);
}
// ******************************************************************
/// <summary>
/// The resource should be defined as 'Resource' not as 'Embedded resource'.
/// Example:
/// StreamResourceInfo info = ResourceHelper.GetResourceStreamInfo(@"Resources/GraphicUserGuide.html");
/// if (info != null)
/// {
/// WebBrowser.NavigateToStream(info.Stream);
/// }
/// </summary>
/// <param name="path">The path start with folder name (if any) then '/', then ...</param>
/// <param name="assembly">If null, then use calling assembly to find the resource</param>
/// <returns></returns>
public static StreamResourceInfo GetResourceStreamInfo(string path, Assembly assembly = null)
{
if (assembly == null)
{
assembly = Assembly.GetCallingAssembly();
}
return Application.GetResourceStream(ResourceHelper.GetLocationUri(path, assembly));
}
// ******************************************************************
}
}