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Reloads all of the installed plugins.
#include <npapi.h> void NPN_ReloadPlugins(NPBool reloadPages);code
The function has the following parameter:
Whether to reload pages. If
true, all pages are reloaded once the plugins are reloaded; otherwise, they aren't.
NPN_ReloadPlugins() reads the Plugins directory for the current platform and reinstalls all of the plug-ins it finds there.
Normally, if you add or remove any plug-ins, the browser does not see them until you restart Gecko.
NPN_ReloadPlugins() lets you install a new plug-in and load it, or to remove a plug-in, without having to restart the browser. You could use this function as part of the plug-in's installation process.