internal SelectionData()
{
ThreadHelper.ThrowIfNotOnUIThread();
selectionMonitor = Package.GetGlobalService(typeof(SVsShellMonitorSelection)) as IVsMonitorSelection;
InitializeSelectionItems();
InitializeContextDictionary();
IVsSettingsManager userSettings = Package.GetGlobalService(typeof(SVsSettingsManager)) as IVsSettingsManager;
userSettings.GetReadOnlySettingsStore((uint)__VsSettingsScope.SettingsScope_UserSettings, out var settingsStore);
LoadContextIDList(settingsStore, FavoriteContexts, "Favorites");
// at the point where we are created, we don't know what contexts are live so we need to look
// for all of them that we know about.
foreach (uint contextID in contextIDNames.Keys)
{
if (ErrorHandler.Succeeded(selectionMonitor.IsCmdUIContextActive(contextID, out var active)) && active != 0)
{
// Add the item to the live contexts
LiveContexts.Add(contextIDNames[contextID]);
contextIDNames[contextID].Enabled = true;
}
}
selectionMonitor.AdviseSelectionEvents(this, out selectionEventsCookie);
}
/// <summary>
/// When the CmdUIContext changes, find the real name of the context. If it looks like a package resource, look up the real name.
/// Mark our internal data to be active or inactive and add this event to the log.
/// </summary>
/// <param name="dwCmdUICookie"></param>
/// <param name="fActive"></param>
/// <returns></returns>
public int OnCmdUIContextChanged(uint dwCmdUICookie, int fActive)
{
ThreadHelper.ThrowIfNotOnUIThread();
if (contextIDNames.ContainsKey(dwCmdUICookie))
{
UIContextInformation ci = contextIDNames[dwCmdUICookie];
if (fActive != 0)
{
// Before we add this guy, check to see if its name starts with a '#'
// Then look it up in its package now since it will be loaded
if (!string.IsNullOrEmpty(ci.Package))
{
if (ci.Name.StartsWith("#"))
{
Guid packageGuid = new Guid(ci.Package);
IVsResourceManager resources = Package.GetGlobalService(typeof(SVsResourceManager)) as IVsResourceManager;
if (ErrorHandler.Succeeded(resources.LoadResourceString(ref packageGuid, 0, ci.Name, out var newName)))
{
ci.Name = newName;
}
// Also try without the "#" in the name
else if (ErrorHandler.Succeeded(resources.LoadResourceString(ref packageGuid, 0, ci.Name.Substring(1), out newName)))
{
ci.Name = newName;
}
}
}
else if (ci.Name.StartsWith("resource="))
{
// Ad7 engines
StringBuilder newName = new StringBuilder(255);
int resourceIDPosition = ci.Name.IndexOf('#');
string resourceIDString = ci.Name.Substring(resourceIDPosition);
string resourceDLL = ci.Name.Substring("resource=".Length, ci.Name.Length - resourceIDPosition);
if (uint.TryParse(resourceIDString.Substring(1), out var resourceID))
{
if (!string.IsNullOrEmpty(resourceDLL))
{
IntPtr hModule = IntPtr.Zero;
try
{
hModule = NativeMethods.LoadLibrary(resourceDLL);
if (hModule != IntPtr.Zero)
{
NativeMethods.LoadString(hModule, resourceID, newName, newName.Capacity + 1);
ci.Name = newName.ToString();
}
}
finally
{
if (hModule != IntPtr.Zero)
{
NativeMethods.FreeLibrary(hModule);
}
}
}
}
}
LiveContexts.Add(ci);
ci.Enabled = true;
}
else
{
LiveContexts.Remove(ci);
ci.Enabled = false;
}
UIContextLog.Insert(0, new UIContextLogItem(fActive == 1, ci));
}