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c++ Programming Glossary: user_dataHow can I pass a C++ member function to a C API as a parameter http://stackoverflow.com/questions/2517484/how-can-i-pass-a-c-member-function-to-a-c-api-as-a-parameter const gchar hostname gint port GConnFunc func void user_data This would allow you to pass an instance in user_data and have.. void user_data This would allow you to pass an instance in user_data and have your C function forward to the member function like.. the member function like this void my_func GConn conn void user_data MyClass user_data MyMemberFunc conn Perhaps your API has an..
GTK implementation of MessageBox http://stackoverflow.com/questions/263/gtk-implementation-of-messagebox result DialogData static gboolean display_dialog gpointer user_data DialogData dialog_data user_data GtkWidget dialog if dialog_data.. display_dialog gpointer user_data DialogData dialog_data user_data GtkWidget dialog if dialog_data type MB_YESNO dialog gtk_message_dialog_new..
demote boost::function to a plain function pointer http://stackoverflow.com/questions/282372/demote-boostfunction-to-a-plain-function-pointer your function pointer typedef void CallbackType int x void user_data void RegisterCallback CallbackType cb void user_data void MyCallback.. void user_data void RegisterCallback CallbackType cb void user_data void MyCallback int x void userData boost function void int..
Class method as winAPI callback http://stackoverflow.com/questions/3725425/class-method-as-winapi-callback compiled code ahead typedef void callback int blah void user_data void some_func callback cb void user_data class my_class public.. int blah void user_data void some_func callback cb void user_data class my_class public ... void call_some_func some_func callback_.. std cout blah ' n' static void callback_ int blah void user_data my_class that static_cast my_class user_data that callback blah..
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