On Sun, 2007-09-02 at 18:04 +0200, Philipp Klaus Krause wrote:
> I have a
> bool Display::on_button_press_event(GdkEventButton *ev)
> {
> std::cout << "\nButton pressed";
> std::cout.flush();
> return(true);
> }
> in my widget. It is called when I press a mouse button (my mouse has 5
> buttons, works for all of them).
> However I want to get an event when I use the mouse wheel. I've read
> somewhere that the mouse wheel is seen as extra mouse buttons by the
> application, but on_button_press_event is not called when I use the wheel.
> I have a
> bool Display::on_scroll_event(GdkEventButton *ev)
C++ strikes again. thats a legal function declaration but it does not
override the virtual method in the parent class. you want
bool Display::on_scroll_event (GdkEventScroll* ev) { ... }
note the argument type.
--p
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