diff --git a/gtk/gtkfontchooserwidget.c b/gtk/gtkfontchooserwidget.c
index a5d66d24e2..f8efb77ea4 100644
--- a/gtk/gtkfontchooserwidget.c
+++ b/gtk/gtkfontchooserwidget.c
@@ -412,9 +412,9 @@ cursor_changed_cb (GtkTreeView *treeview,
}
static gboolean
-zoom_preview_cb (GtkWidget *scrolled_window,
- GdkEventScroll *event,
- gpointer user_data)
+resize_by_scroll_cb (GtkWidget *scrolled_window,
+ GdkEventScroll *event,
+ gpointer user_data)
{
GtkFontChooserWidget *fc = user_data;
GtkFontChooserWidgetPrivate *priv = fc->priv;
@@ -428,6 +428,15 @@ zoom_preview_cb (GtkWidget *scrolled_window,
gtk_adjustment_set_value (adj,
gtk_adjustment_get_value (adj) -
gtk_adjustment_get_step_increment (adj));
+ else if (event->direction == GDK_SCROLL_SMOOTH && event->delta_x != 0.0)
+ gtk_adjustment_set_value (adj,
+ gtk_adjustment_get_value (adj) +
+ gtk_adjustment_get_step_increment (adj) * event->delta_x);
+ else if (event->direction == GDK_SCROLL_SMOOTH && event->delta_y != 0.0)
+ gtk_adjustment_set_value (adj,
+ gtk_adjustment_get_value (adj) -
+ gtk_adjustment_get_step_increment (adj) * event->delta_y);
+
return TRUE;
}
@@ -490,7 +499,7 @@ gtk_font_chooser_widget_class_init (GtkFontChooserWidgetClass *klass)
gtk_widget_class_bind_callback (widget_class, cursor_changed_cb);
gtk_widget_class_bind_callback (widget_class, row_activated_cb);
gtk_widget_class_bind_callback (widget_class, gtk_font_chooser_widget_set_cell_size);
- gtk_widget_class_bind_callback (widget_class, zoom_preview_cb);
+ gtk_widget_class_bind_callback (widget_class, resize_by_scroll_cb);
gtk_widget_class_bind_callback (widget_class, row_deleted_cb);
gtk_widget_class_bind_callback (widget_class, row_inserted_cb);
gtk_widget_class_bind_callback (widget_class, row_deleted_cb);
@@ -515,6 +524,7 @@ gtk_font_chooser_widget_init (GtkFontChooserWidget *fontchooser)
/* Set default preview text */
gtk_entry_set_text (GTK_ENTRY (priv->preview),
pango_language_get_sample_string (NULL));
+ gtk_widget_add_events (priv->preview, GDK_SCROLL_MASK);
/* Set the upper values of the spin/scale with G_MAXINT / PANGO_SCALE */
gtk_spin_button_set_range (GTK_SPIN_BUTTON (priv->size_spin),
diff --git a/gtk/gtkfontchooserwidget.ui b/gtk/gtkfontchooserwidget.ui
index dd61bc9801..cfd7e6334d 100644
--- a/gtk/gtkfontchooserwidget.ui
+++ b/gtk/gtkfontchooserwidget.ui
@@ -140,7 +140,7 @@
True
•
Sample string goes here
-
+
0
@@ -156,7 +156,7 @@
True
slider_adjustment
0
-
+
0