[tepl] InfoBar: add a vgrid_main instance variable

[Sébastien Wilmet <swilmet src gnome org>]

commit c6911d646958432bedc99268b92fde922fec8b59
Author: Sébastien Wilmet <swilmet gnome org>
Date:   Wed Nov 11 10:03:09 2020 +0100

    InfoBar: add a vgrid_main instance variable
    
    - And rename content_hgrid to hgrid, shorter.
    - And call gtk_widget_show_all() once instead of individual
      gtk_widget_show() calls.

 tepl/tepl-info-bar.c | 31 +++++++++++++++++++------------
 1 file changed, 19 insertions(+), 12 deletions(-)
---
diff --git a/tepl/tepl-info-bar.c b/tepl/tepl-info-bar.c
index 12b2f10..ec03f82 100644
--- a/tepl/tepl-info-bar.c
+++ b/tepl/tepl-info-bar.c
@@ -18,6 +18,8 @@
 
 struct _TeplInfoBarPrivate
 {
+       GtkGrid *vgrid_main;
+
        GtkImage *icon;
        gchar *icon_name;
 
@@ -101,6 +103,7 @@ tepl_info_bar_dispose (GObject *object)
 {
        TeplInfoBar *info_bar = TEPL_INFO_BAR (object);
 
+       info_bar->priv->vgrid_main = NULL;
        info_bar->priv->icon = NULL;
        info_bar->priv->vgrid_alongside_icon = NULL;
 
@@ -292,7 +295,7 @@ message_type_notify_cb (TeplInfoBar *info_bar,
 static void
 tepl_info_bar_init (TeplInfoBar *info_bar)
 {
-       GtkGrid *content_hgrid;
+       GtkGrid *hgrid;
        GtkWidget *content_area;
 
        info_bar->priv = tepl_info_bar_get_instance_private (info_bar);
@@ -312,22 +315,26 @@ tepl_info_bar_init (TeplInfoBar *info_bar)
        info_bar->priv->vgrid_alongside_icon = GTK_GRID (gtk_grid_new ());
        gtk_orientable_set_orientation (GTK_ORIENTABLE (info_bar->priv->vgrid_alongside_icon), 
GTK_ORIENTATION_VERTICAL);
        gtk_grid_set_row_spacing (info_bar->priv->vgrid_alongside_icon, 6);
-       gtk_widget_show (GTK_WIDGET (info_bar->priv->vgrid_alongside_icon));
 
-       /* content_hgrid: icon on the left, priv->vgrid_alongside_icon on the
-        * right.
-        */
-       content_hgrid = GTK_GRID (gtk_grid_new ());
-       gtk_orientable_set_orientation (GTK_ORIENTABLE (content_hgrid), GTK_ORIENTATION_HORIZONTAL);
-       gtk_grid_set_column_spacing (content_hgrid, 16);
+       /* hgrid: icon on the left, priv->vgrid_alongside_icon on the right. */
+       hgrid = GTK_GRID (gtk_grid_new ());
+       gtk_orientable_set_orientation (GTK_ORIENTABLE (hgrid), GTK_ORIENTATION_HORIZONTAL);
+       gtk_grid_set_column_spacing (hgrid, 16);
+
+       gtk_container_add (GTK_CONTAINER (hgrid), GTK_WIDGET (info_bar->priv->icon));
+       gtk_container_add (GTK_CONTAINER (hgrid), GTK_WIDGET (info_bar->priv->vgrid_alongside_icon));
+
+       /* priv->vgrid_main */
+       info_bar->priv->vgrid_main = GTK_GRID (gtk_grid_new ());
+       gtk_orientable_set_orientation (GTK_ORIENTABLE (info_bar->priv->vgrid_main), 
GTK_ORIENTATION_VERTICAL);
+       gtk_grid_set_row_spacing (info_bar->priv->vgrid_main, 6);
 
-       gtk_container_add (GTK_CONTAINER (content_hgrid), GTK_WIDGET (info_bar->priv->icon));
-       gtk_container_add (GTK_CONTAINER (content_hgrid), GTK_WIDGET (info_bar->priv->vgrid_alongside_icon));
-       gtk_widget_show (GTK_WIDGET (content_hgrid));
+       gtk_container_add (GTK_CONTAINER (info_bar->priv->vgrid_main), GTK_WIDGET (hgrid));
 
        /* content_area */
        content_area = gtk_info_bar_get_content_area (GTK_INFO_BAR (info_bar));
-       gtk_container_add (GTK_CONTAINER (content_area), GTK_WIDGET (content_hgrid));
+       gtk_container_add (GTK_CONTAINER (content_area), GTK_WIDGET (info_bar->priv->vgrid_main));
+       gtk_widget_show_all (content_area);
 
        g_signal_connect (info_bar,
                          "notify::message-type",