AllView: prevent accessing a NULL effect

In some cases we might be allocated a size such that
this._grid.topPadding and this._grid.bottomPadding are both 0 which
means that the ScrollView fade effect gets removed. In that case don't
try to access the effect since it will be NULL.

https://bugzilla.gnome.org/show_bug.cgi?id=750714
This commit is contained in:
Rui Matos 2015-06-10 16:05:41 +02:00
parent 0003760fd9
commit 7bdd1c625c

View File

@ -753,7 +753,8 @@ const AllView = new Lang.Class({
let fadeOffset = Math.min(this._grid.topPadding,
this._grid.bottomPadding);
this._scrollView.update_fade_effect(fadeOffset, 0);
this._scrollView.get_effect('fade').fade_edges = true;
if (fadeOffset > 0)
this._scrollView.get_effect('fade').fade_edges = true;
if (this._availWidth != availWidth || this._availHeight != availHeight || oldNPages != this._grid.nPages()) {
this._adjustment.value = 0;