partial fix for firefox scroll

crisward · Dec 29, 2016 · c48e9fb · c48e9fb
1 parent 8709399
commit c48e9fb
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Showing 2 changed files with 8 additions and 4 deletions.
diff --git a/lib/grid2.js b/lib/grid2.js
@@ -228,10 +228,13 @@ this.scrolling = (function(_this) {
     } else {
       deltaX = e.deltaX, deltaY = e.deltaY;
     }
-    if (vert) {
+    if (!deltaY) {
+      deltaY = e.detail * 2;
+    }
+    if (vert && deltaY !== 0) {
       _this.refs.overlay.scrollTop = _this.refs.overlay.scrollTop + deltaY;
     }
-    if (horiz) {
+    if (horiz && deltaX !== 0) {
       _this.refs.overlay.scrollLeft = _this.refs.overlay.scrollLeft + deltaX;
     }
     _this.refs.header.scrollLeft = _this.refs.overlay.scrollLeft;

diff --git a/src/grid2.tag b/src/grid2.tag
@@ -200,8 +200,9 @@ grid2
         @point = point2
       else
         {deltaX,deltaY} = e
-      @refs.overlay.scrollTop = @refs.overlay.scrollTop + deltaY if vert
-      @refs.overlay.scrollLeft = @refs.overlay.scrollLeft + deltaX if horiz
+      deltaY = e.detail*2 if !deltaY #firefox hack, only works vert
+      @refs.overlay.scrollTop = @refs.overlay.scrollTop + deltaY if vert && deltaY != 0
+      @refs.overlay.scrollLeft = @refs.overlay.scrollLeft + deltaX if horiz && deltaX != 0
       @refs.header.scrollLeft = @refs.overlay.scrollLeft
       @update()