public bool CanHandle(string path)
{
if (Directory.Exists(path))
{
return(false);
}
switch (Path.GetExtension(path).ToLower())
{
// Word
case ".doc":
case ".docx":
case ".docm":
// Excel
case ".xls":
case ".xlsx":
case ".xlsm":
case ".xlsb":
// Visio Viewer will not quit after preview, which cause serious memory issue
//case ".vsd":
//case ".vsdx":
// PowerPoint
case ".ppt":
case ".pptx":
// OpenDocument
case ".odt":
case ".ods":
case ".odp":
return(PreviewHandlerHost.GetPreviewHandlerGUID(path) != Guid.Empty);
}
return(false);
}
public void PreviewFile(string file, ContextObject context)
{
_control = new PreviewHandlerHost();
presenter.Child = _control;
_control.Open(file);
//SetForegroundWindow(new WindowInteropHelper(context.ViewerWindow).Handle);
//SetActiveWindow(presenter.Handle);
}
public void Dispose()
{
Application.Current.Dispatcher.BeginInvoke(new Action(() =>
{
presenter.Child = null;
presenter?.Dispose();
_control?.Dispose();
_control = null;
}));
}
public void PreviewFile(string file, ContextObject context)
{
Application.Current.Dispatcher.BeginInvoke(new Action(() =>
{
_control = new PreviewHandlerHost();
presenter.Child = _control;
_control.Open(file);
}), DispatcherPriority.Loaded);
//SetForegroundWindow(new WindowInteropHelper(context.ViewerWindow).Handle);
//SetActiveWindow(presenter.Handle);
}
public bool CanHandle(string path)
{
if (Directory.Exists(path))
{
return(false);
}
if (Extensions.Any(path.ToLower().EndsWith))
{
return(PreviewHandlerHost.GetPreviewHandlerGUID(path) != Guid.Empty);
}
return(false);
}
