diff options
Diffstat (limited to 'libs/gtkmm2ext/auto_spin.cc')
| -rw-r--r-- | libs/gtkmm2ext/auto_spin.cc | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/libs/gtkmm2ext/auto_spin.cc b/libs/gtkmm2ext/auto_spin.cc index 0f4c371a09..707414df95 100644 --- a/libs/gtkmm2ext/auto_spin.cc +++ b/libs/gtkmm2ext/auto_spin.cc @@ -143,6 +143,29 @@ AutoSpin::button_press (GdkEventButton *ev) return TRUE; } +gint +AutoSpin::scroll_event (GdkEventScroll *ev) +{ + stop_spinning (0); + + gfloat increment = step_increment; + + if (ev->state & Keyboard::TertiaryModifier) { + increment = page_increment; + } + + switch (ev->direction) { + case GDK_SCROLL_DOWN: + case GDK_SCROLL_LEFT: + adjust_value (-increment); + break; + case GDK_SCROLL_RIGHT: + case GDK_SCROLL_UP: + adjust_value (increment); + break; + } +} + void AutoSpin::start_spinning (bool decrement, bool page) { |