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Steam Scroll

Adds mouse wheel support to the horizontal screenshot slider on Steam product pages.

  1. // ==UserScript==
  2. // @name        Steam Scroll
  3. // @description Adds mouse wheel support to the horizontal screenshot slider on Steam product pages.
  4. // @namespace   Steam
  5. // @include     http://store.steampowered.com/app/*
  6. // @version     1
  7. // @grant       none
  8. // ==/UserScript==
  9.  
  10. window.setTimeout(function() {
  11. 	function hscroll(event) {
  12. 		event.preventDefault();
  13. 		
  14. 		var down = Math.max(-1, Math.min(1, (event.wheelDelta || -event.detail))) <= 0;
  15. 		var item = jQuery('.highlight_strip_screenshot.focus')[down ? 'next' : 'prev']('.highlight_strip_screenshot')[0];
  16. 		if (!item) {
  17. 			var items = jQuery('.highlight_strip_screenshot');
  18. 			item = items[down ? 0 : items.length-1];
  19. 		}
  20. 		g_player.HighlightItem(item);
  21. 		g_player.ClearInterval();
  22. 	}
  23.  
  24. 	var scroller = jQuery('#highlight_strip')[0];
  25. 	if (scroller.addEventListener) {
  26. 		scroller.addEventListener('mousewheel', hscroll, false);
  27. 		scroller.addEventListener('DOMMouseScroll', hscroll, false);
  28. 	}
  29. 	scroller.attachEvent('onmousewheel', hscroll);
  30. 	
  31. 	g_player.ClearInterval();
  32. },100);