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Safely check office preview handler
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ema
2025-06-11 18:12:31 +08:00
parent 5fd2d8a88a
commit 9a3591e6f6
3 changed files with 55 additions and 5 deletions
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6
QuickLook.Plugin/QuickLook.Plugin.OfficeViewer/PreviewHandlerHost.cs
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@@ -38,7 +38,7 @@ public class PreviewHandlerHost : Control
private IPreviewHandler _mCurrentPreviewHandler;
/// <summary>
/// Initialialises a new instance of the PreviewHandlerHost class.
/// Initialize a new instance of the PreviewHandlerHost class.
/// </summary>
public PreviewHandlerHost()
{
@@ -82,7 +82,7 @@ public class PreviewHandlerHost : Control
if (ext != null)
{
// open the key that indicates the GUID of the preview handler type
var test = ext.OpenSubKey("shellex\\{8895b1c6-b41f-4c1c-a562-0d564250836f}");
var test = ext.OpenSubKey(@"shellex\{8895b1c6-b41f-4c1c-a562-0d564250836f}");
if (test != null) return new Guid(Convert.ToString(test.GetValue(null)));
// sometimes preview handlers are declared on key for the class
@@ -90,7 +90,7 @@ public class PreviewHandlerHost : Control
if (className != null)
{
test = Registry.ClassesRoot.OpenSubKey(
className + "\\shellex\\{8895b1c6-b41f-4c1c-a562-0d564250836f}");
className + @"\shellex\{8895b1c6-b41f-4c1c-a562-0d564250836f}");
if (test != null) return new Guid(Convert.ToString(test.GetValue(null)));
}
}