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Gecko:Mouse Wheel Scrolling: Difference between revisions
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There are some prefs which can customize the delta values or default action. These prefs are applied only to trusted events. | There are some prefs which can customize the delta values or default action. These prefs are applied only to trusted events. | ||
== Mozilla 17 (Firefox 17) or later == | |||
Starting Mozilla 17 (Firefox 17), following new prefs are available. | Starting Mozilla 17 (Firefox 17), following new prefs are available. | ||
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; mousewheel.with_win.action | ; mousewheel.with_win.action | ||
: Customizing default action of "wheel" event. The value 0 means "Do nothing", 1 means "Scroll contents", 2 means "Go back or forward in the history", 3 means "Zoom in or out the contents". You cannot specify different action to vertical wheel operation and horizontal wheel operation because both deltaX and deltaY values can be non-zero same time. So, specifying different action doesn't make sense. | : Customizing default action of "wheel" event. The value 0 means "Do nothing", 1 means "Scroll contents", 2 means "Go back or forward in the history", 3 means "Zoom in or out the contents". You cannot specify different action to vertical wheel operation and horizontal wheel operation because both deltaX and deltaY values can be non-zero same time. So, specifying different action doesn't make sense. | ||
== Mozilla 16 (Firefox 16) or earlier == | |||
Mozilla 16 (Firefox 16) or earlier, following prefs are available. | Mozilla 16 (Firefox 16) or earlier, following prefs are available. | ||