properly set ScaleButton's parent_class
authorBilal Elmoussaoui <bil.elmoussaoui@gmail.com>
Mon, 23 Nov 2020 01:47:03 +0000 (02:47 +0100)
committerBilal Elmoussaoui <bil.elmoussaoui@gmail.com>
Mon, 23 Nov 2020 01:47:12 +0000 (02:47 +0100)
commit46601325f16abda5fee4f3eba890d65a0ef2c388
tree5dd6e323f58ce380580bc58e8a4d29a5bc952793
parent0abc7a336185920605c2f4f1b0c0b95dac567143
properly set ScaleButton's parent_class

GtkScaleButton doesn't subclass GtkButton anymore
Fixes #3381
gtk/gtkscalebutton.h