Initiate Menu Conversation


3270	5250	VT
Yes	Yes	Yes

The Initiate Menu Conversation function connects a client application to an available session of Personal Communications. Once a menu conversation is established, the session menu is reserved exclusively for the client until the conversation is terminated.

The client application sends the following message to initiate a DDE conversation with a menu:

SendMessage( -1,
             WM_DDE_INITIATE,
             hClientWnd,
             MAKELPARAM(aIBM327032,a5250MenuSN));

where:

aIBM327032: Identifies the application atom. The string used to create atom aIBM327032 is IBM327032. In the PC400, the application atom is aIBM525032 and the string IBM525032 is used to create it. atom aIBM525032 is IBM525032.
a5250MenuSN: Identifies the topic atom. The string used to create atom a3270MenuSN is 3270MenuS appended with the session ID A, B, …, Z. In the PC400, the topic atom is a5250MenuSN and the string 5250MenuS appended with the session ID A, B, …, Z. is used to create it. atom a5250MenuSN is 5250MenuS appended with the session ID A, B, …, Z.