/// <summary>
/// See <see cref="WizardForm.OnHelpButtonClicked"/>
/// </summary>
/// <param name="e"></param>
protected override void OnHelpButtonClicked(CancelEventArgs e)
{
base.OnHelpButtonClicked(e);
string helpRelativeLocation = this.wizardConfig.Help;
Uri baseLocation = null;
string helpLocation = string.Empty;
if (Uri.TryCreate(helpRelativeLocation, UriKind.RelativeOrAbsolute, out baseLocation))
{
if (baseLocation != null)
{
if (baseLocation.IsAbsoluteUri)
{
if (baseLocation.IsFile)
{
helpLocation = baseLocation.LocalPath;
}
else
{
helpLocation = baseLocation.AbsoluteUri;
}
}
else
{
helpLocation = Path.Combine(basePath, helpRelativeLocation);
}
}
}
else
{
throw new Exception(string.Format(Resources.WizardGatheringService_CannotGetHelpResource, helpLocation));
}
Microsoft.VisualStudio.VSHelp.Help help = (Microsoft.VisualStudio.VSHelp.Help)base.GetService(typeof(Microsoft.VisualStudio.VSHelp.Help));
if (help != null)
{
try
{
help.DisplayTopicFromURL(helpLocation);
Cursor.Current = Cursors.Arrow;
}
catch (Exception ex)
{
throw new Exception(string.Format(Resources.WizardGatheringService_CannotGetHelpResource, helpLocation), ex);
}
}
}
/// <summary>
/// Opens a given uri in the help window.
/// </summary>
/// <param name="uri">The URI.</param>
private void ShowHelp(string uri)
{
string helpLocation = ParseUri(uri);
Microsoft.VisualStudio.VSHelp.Help help = (Microsoft.VisualStudio.VSHelp.Help)base.GetService(typeof(Microsoft.VisualStudio.VSHelp.Help));
if (help != null)
{
try
{
help.DisplayTopicFromURL(helpLocation);
Cursor.Current = Cursors.Arrow;
}
catch (Exception ex)
{
throw new Exception(string.Format(Resources.Navigator_CannotGetHelpResource, helpLocation), ex);
}
}
}
void Wizard_HelpButtonClicked(object sender, CancelEventArgs e)
{
if (helpPage != "")
{
if (helpService == null)
{
helpService = (Microsoft.VisualStudio.VSHelp.Help)base.GetService(typeof(Microsoft.VisualStudio.VSHelp.Help));
}
if (helpService != null)
{
try
{
helpService.DisplayTopicFromURL(helpPage);
}
catch (Exception)
{
}
}
e.Cancel = true;
}
}
private void wbPackageOverview_Navigating(object sender, WebBrowserNavigatingEventArgs e)
{
if (e.Url.ToString().ToLower().StartsWith("ms-help"))
{
Microsoft.VisualStudio.VSHelp.Help help = (Microsoft.VisualStudio.VSHelp.Help)base.GetService(typeof(Microsoft.VisualStudio.VSHelp.Help));
if (help != null)
{
e.Cancel = true;
try
{
help.DisplayTopicFromURL(e.Url.ToString());
Cursor.Current = Cursors.Arrow;
}
catch (Exception ex)
{
throw new Exception(string.Format(Resources.Navigator_CannotGetHelpResource, e.Url.ToString()), ex);
}
}
}
return;
}
/// <devdoc>
/// Shows the given help topic. This should contain a Url to the help
/// topic. The topic will be displayed in
/// the environment's integrated help system.
/// </devdoc>
void IHelpService.ShowHelpFromUrl(string helpUrl)
{
Debug.Assert(provider != null, "Help service is in an invalid state.");
Debug.Assert(helpUrl != null, "IHelpService.ShowHelpFromUrl called with a null string.");
if ((provider == null) || (helpUrl == null))
{
return;
}
Microsoft.VisualStudio.VSHelp.Help help =
(Microsoft.VisualStudio.VSHelp.Help)provider.GetService(typeof(Microsoft.VisualStudio.VSHelp.Help));
if (help != null)
{
try {
// Don't throw in case of topic not found.
help.DisplayTopicFromURL(helpUrl);
} catch (COMException) {
// IVsHelp can causes a ComException to be thrown if the help
// topic isn't found.
}
}
}
