public static bool TrySelectItem(IVsHierarchy hierarchy, string title, string filter, string preselectedItem, out string relativePath)
{
if (hierarchy == null)
{
throw new ArgumentNullException("hierarchy");
}
if (title == null)
{
throw new ArgumentNullException("title");
}
if (filter == null)
{
throw new ArgumentNullException("filter");
}
bool flag;
int hr = ProjectItemSelector.SelectItem(hierarchy, filter, title, preselectedItem, out relativePath, out flag);
return(NativeMethods.Succeeded(hr) && !flag);
}
public bool TrySelectFile(Project project, string title, string filter, string storageKey, out string file)
{
if (project == null)
{
throw new ArgumentNullException("project");
}
IVsSolution solution = (IVsSolution)Dialog.ServiceProvider.GetService(typeof(SVsSolution));
IVsHierarchy hierarchy;
if (!NativeMethods.Succeeded(solution.GetProjectOfUniqueName(project.FullName, out hierarchy)))
{
file = null;
return(false);
}
// We want to read/persist the last directory location that was used if a key is provided.
string lastSelectedFile = null;
ProjectSettings settings = null;
IVsBuildPropertyStorage storage = null;
if (storageKey != null)
{
storage = hierarchy as IVsBuildPropertyStorage;
}
if (storage != null)
{
try
{
settings = new ProjectSettings(storage);
lastSelectedFile = settings[storageKey];
}
catch
{
// We don't want to fail scaffolding/selection if we have a settings issue. We'll just
// ignore the settings entirely.
settings = null;
}
}
if (ProjectItemSelector.TrySelectItem(hierarchy, title, filter, lastSelectedFile, out file))
{
if (settings != null)
{
try
{
settings[storageKey] = file;
}
catch
{
// We don't want to fail scaffolding/selection if we have a settings issue. We'll just
// ignore the settings entirely.
settings = null;
}
}
return(true);
}
else
{
return(false);
}
}