Retrieves the StartupWMClass field from info. This represents the WM_CLASS property of the main window of the application, if launched through info. Since 2.34
the startup WM class, or NULL if none is set in the desktop file. [transfer none]
See Implementation
Retrieves the StartupWMClass field from info. This represents the WM_CLASS property of the main window of the application, if launched through info. Since 2.34