[MSDN Library April 2000] IExchExtCommands::QueryHelpText (100%)

MSDN Library - April 2000 > Platform SDK > Messaging and Collaboration Services > Extending the Microsoft Exchange Client > Reference > Interfaces for Extending the Microsoft Exchange Client > IExchExtCommands : IUnknown

[MSDN Library April 2000] IExchExtCommands::Help (92.741935483871%)

MSDN Library - April 2000 > Platform SDK > Messaging and Collaboration Services > Extending the Microsoft Exchange Client > Reference > Interfaces for Extending the Microsoft Exchange Client > IExchExtCommands : IUnknown

[MSDN Library April 2000] IExchExtCommands::QueryButtonInfo (92.4242424242424%)

MSDN Library - April 2000 > Platform SDK > Messaging and Collaboration Services > Extending the Microsoft Exchange Client > Reference > Interfaces for Extending the Microsoft Exchange Client > IExchExtCommands : IUnknown

[MSDN Library April 2000] IExchExtCommands::ResetToolbar (90.3225806451613%)

MSDN Library - April 2000 > Platform SDK > Messaging and Collaboration Services > Extending the Microsoft Exchange Client > Reference > Interfaces for Extending the Microsoft Exchange Client > IExchExtCommands : IUnknown

[MSDN Library April 2000] IExchExtCommands::InitMenu (90.3225806451613%)

MSDN Library - April 2000 > Platform SDK > Messaging and Collaboration Services > Extending the Microsoft Exchange Client > Reference > Interfaces for Extending the Microsoft Exchange Client > IExchExtCommands : IUnknown