GtkCellRendererClass.activate

Undocumented in source but is binding to C. You might be able to learn more by searching the web for its name.
struct GtkCellRendererClass
extern (C)
int function(GtkCellRenderer* cell, GdkEvent* event, GtkWidget* widget, char* path, GdkRectangle* backgroundArea, GdkRectangle* cellArea, GtkCellRendererState flags) activate;

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