[gtk/kill-containers: 30/48] Avoid container api on grids

[Matthias Clasen <matthiasc src gnome org>]

commit 7b1a67753bd2aa30685c634256012f9ef0ff1ce3
Author: Matthias Clasen <mclasen redhat com>
Date:   Thu May 7 14:23:36 2020 -0400

    Avoid container api on grids
    
    GtkContainer is going away.

 gtk/gtkcolorchooserwidget.c             | 38 ++++++++++++++++-----------------
 gtk/gtkplacesview.c                     |  6 +++---
 gtk/gtkprintunixdialog.c                | 35 ++++++++++++++++--------------
 tests/testgrid.c                        |  6 +++---
 tests/testoverlaystyleclass.c           |  2 +-
 testsuite/gtk/propertylookuplistmodel.c |  1 +
 6 files changed, 45 insertions(+), 43 deletions(-)
---
diff --git a/gtk/gtkcolorchooserwidget.c b/gtk/gtkcolorchooserwidget.c
index 5dbb3b1aa4..ebfe4d8dc9 100644
--- a/gtk/gtkcolorchooserwidget.c
+++ b/gtk/gtkcolorchooserwidget.c
@@ -210,9 +210,8 @@ static void
 gtk_color_chooser_widget_set_use_alpha (GtkColorChooserWidget *cc,
                                         gboolean               use_alpha)
 {
-  GList *children, *l;
   GList *palettes, *p;
-  GtkWidget *swatch;
+  GtkWidget *child;
   GtkWidget *grid;
 
   if (cc->use_alpha == use_alpha)
@@ -226,16 +225,13 @@ gtk_color_chooser_widget_set_use_alpha (GtkColorChooserWidget *cc,
     {
       grid = p->data;
 
-      if (!GTK_IS_CONTAINER (grid))
-        continue;
-
-      children = gtk_container_get_children (GTK_CONTAINER (grid));
-      for (l = children; l; l = l->next)
+      for (child = gtk_widget_get_first_child (grid);
+           child != NULL;
+           child = gtk_widget_get_next_sibling (child))
         {
-          swatch = l->data;
-          gtk_color_swatch_set_use_alpha (GTK_COLOR_SWATCH (swatch), use_alpha);
+          if (GTK_IS_COLOR_SWATCH (child))
+            gtk_color_swatch_set_use_alpha (GTK_COLOR_SWATCH (child), use_alpha);
         }
-      g_list_free (children);
     }
   g_list_free (palettes);
 
@@ -306,7 +302,12 @@ remove_palette (GtkColorChooserWidget *cc)
       gtk_widget_get_parent (GTK_WIDGET (cc->current)) != cc->custom)
     cc->current = NULL;
 
-  children = gtk_container_get_children (GTK_CONTAINER (cc->palette));
+  children = NULL;
+  for (widget = gtk_widget_get_first_child (cc->palette);
+       widget != NULL;
+       widget = gtk_widget_get_next_sibling (widget))
+    children = g_list_prepend (children, widget);
+
   for (l = children; l; l = l->next)
     {
       widget = l->data;
@@ -818,9 +819,8 @@ gtk_color_chooser_widget_set_rgba (GtkColorChooser *chooser,
                                    const GdkRGBA   *color)
 {
   GtkColorChooserWidget *cc = GTK_COLOR_CHOOSER_WIDGET (chooser);
-  GList *children, *l;
   GList *palettes, *p;
-  GtkColorSwatch *swatch;
+  GtkWidget *swatch;
   GtkWidget *w;
   GdkRGBA c;
 
@@ -831,22 +831,20 @@ gtk_color_chooser_widget_set_rgba (GtkColorChooser *chooser,
       if (!GTK_IS_GRID (w) && !GTK_IS_BOX (w))
         continue;
 
-      children = gtk_container_get_children (GTK_CONTAINER (w));
-      for (l = children; l; l = l->next)
+      for (swatch = gtk_widget_get_first_child (w);
+           swatch != NULL;
+           swatch = gtk_widget_get_next_sibling (swatch))
         {
-          swatch = l->data;
-          gtk_color_swatch_get_rgba (swatch, &c);
+          gtk_color_swatch_get_rgba (GTK_COLOR_SWATCH (swatch), &c);
           if (!cc->use_alpha)
             c.alpha = color->alpha;
           if (gdk_rgba_equal (color, &c))
             {
-              select_swatch (cc, swatch);
-              g_list_free (children);
+              select_swatch (cc, GTK_COLOR_SWATCH (swatch));
               g_list_free (palettes);
               return;
             }
         }
-      g_list_free (children);
     }
   g_list_free (palettes);
 
diff --git a/gtk/gtkplacesview.c b/gtk/gtkplacesview.c
index b41bd66515..5ce13510c5 100644
--- a/gtk/gtkplacesview.c
+++ b/gtk/gtkplacesview.c
@@ -587,7 +587,7 @@ populate_servers (GtkPlacesView *view)
       gtk_widget_set_hexpand (label, TRUE);
       gtk_label_set_xalign (GTK_LABEL (label), 0.0);
       gtk_label_set_ellipsize (GTK_LABEL (label), PANGO_ELLIPSIZE_END);
-      gtk_container_add (GTK_CONTAINER (grid), label);
+      gtk_grid_attach (GTK_GRID (grid), label, 0, 0, 1, 1);
 
       /* the uri itself */
       label = gtk_label_new (uris[i]);
@@ -595,7 +595,7 @@ populate_servers (GtkPlacesView *view)
       gtk_label_set_xalign (GTK_LABEL (label), 0.0);
       gtk_label_set_ellipsize (GTK_LABEL (label), PANGO_ELLIPSIZE_END);
       gtk_widget_add_css_class (label, "dim-label");
-      gtk_container_add (GTK_CONTAINER (grid), label);
+      gtk_grid_attach (GTK_GRID (grid), label, 0, 1, 1, 1);
 
       /* remove button */
       button = gtk_button_new_from_icon_name ("window-close-symbolic");
@@ -605,7 +605,7 @@ populate_servers (GtkPlacesView *view)
       gtk_widget_add_css_class (button, "sidebar-button");
       gtk_grid_attach (GTK_GRID (grid), button, 1, 0, 1, 2);
 
-      gtk_container_add (GTK_CONTAINER (row), grid);
+      gtk_list_box_row_set_child (GTK_LIST_BOX_ROW (row), grid);
       gtk_container_add (GTK_CONTAINER (view->recent_servers_listbox), row);
 
       /* custom data */
diff --git a/gtk/gtkprintunixdialog.c b/gtk/gtkprintunixdialog.c
index 90ba3c5f50..3cac6af97b 100644
--- a/gtk/gtkprintunixdialog.c
+++ b/gtk/gtkprintunixdialog.c
@@ -1291,13 +1291,13 @@ wrap_in_frame (const gchar *label,
   g_free (bold_text);
 
   frame = gtk_box_new (GTK_ORIENTATION_VERTICAL, 6);
-  gtk_frame_set_child (GTK_FRAME (frame), label_widget);
+  gtk_container_add (GTK_CONTAINER (frame), label_widget);
 
   gtk_widget_set_margin_start (child, 12);
   gtk_widget_set_halign (child, GTK_ALIGN_FILL);
   gtk_widget_set_valign (child, GTK_ALIGN_FILL);
 
-  gtk_frame_set_child (GTK_FRAME (frame), child);
+  gtk_container_add (GTK_CONTAINER (frame), child);
 
   gtk_widget_show (frame);
 
@@ -1355,14 +1355,16 @@ static gint
 grid_rows (GtkGrid *table)
 {
   gint t0, t1, l, t, w, h;
-  GList *children, *c;
+  GtkWidget *c;
+  gboolean first;
 
-  children = gtk_container_get_children (GTK_CONTAINER (table));
   t0 = t1 = 0;
-  for (c = children; c; c = c->next)
+  for (c = gtk_widget_get_first_child (GTK_WIDGET (table)), first = TRUE;
+       c != NULL;
+       c  = gtk_widget_get_next_sibling (GTK_WIDGET (c)), first = FALSE)
     {
-      gtk_grid_query_child (table, c->data, &l, &t, &w, &h);
-      if (c == children)
+      gtk_grid_query_child (table, c, &l, &t, &w, &h);
+      if (first)
         {
           t0 = t;
           t1 = t + h;
@@ -1375,7 +1377,6 @@ grid_rows (GtkGrid *table)
             t1 = t + h;
         }
     }
-  g_list_free (children);
 
   return t1 - t0;
 }
@@ -1946,17 +1947,19 @@ extension_point_clear_children (GtkContainer *container)
 static void
 clear_per_printer_ui (GtkPrintUnixDialog *dialog)
 {
+  GtkWidget *child;
+
   if (dialog->finishing_table == NULL)
     return;
 
-  gtk_container_foreach (GTK_CONTAINER (dialog->finishing_table),
-                         (GtkCallback)gtk_widget_destroy, NULL);
-  gtk_container_foreach (GTK_CONTAINER (dialog->image_quality_table),
-                         (GtkCallback)gtk_widget_destroy, NULL);
-  gtk_container_foreach (GTK_CONTAINER (dialog->color_table),
-                         (GtkCallback)gtk_widget_destroy, NULL);
-  gtk_container_foreach (GTK_CONTAINER (dialog->advanced_vbox),
-                         (GtkCallback)gtk_widget_destroy, NULL);
+  while ((child = gtk_widget_get_first_child (dialog->finishing_table)))
+    gtk_grid_remove (GTK_GRID (dialog->finishing_table), child);
+  while ((child = gtk_widget_get_first_child (dialog->image_quality_table)))
+    gtk_grid_remove (GTK_GRID (dialog->image_quality_table), child);
+  while ((child = gtk_widget_get_first_child (dialog->color_table)))
+    gtk_grid_remove (GTK_GRID (dialog->color_table), child);
+  while ((child = gtk_widget_get_first_child (dialog->advanced_vbox)))
+    gtk_container_remove (GTK_CONTAINER (dialog->advanced_vbox), child);
   extension_point_clear_children (GTK_CONTAINER (dialog->extension_point));
 }
 
diff --git a/tests/testgrid.c b/tests/testgrid.c
index 2c614a73b5..713e0ca9c0 100644
--- a/tests/testgrid.c
+++ b/tests/testgrid.c
@@ -62,11 +62,11 @@ simple_grid (void)
   gtk_grid_set_column_spacing (GTK_GRID (grid), 5);
   gtk_grid_set_row_spacing (GTK_GRID (grid), 5);
   test1 = test_widget ("1", "red");
-  gtk_container_add (GTK_CONTAINER (grid), test1);
+  gtk_grid_attach (GTK_GRID (grid), test1, 0, 0, 1, 1);
   test2 = test_widget ("2", "green");
-  gtk_container_add (GTK_CONTAINER (grid), test2);
+  gtk_grid_attach (GTK_GRID (grid), test2, 1, 0, 1, 1);
   test3 = test_widget ("3", "blue");
-  gtk_container_add (GTK_CONTAINER (grid), test3);
+  gtk_grid_attach (GTK_GRID (grid), test3, 2, 0, 1, 1);
   test4 = test_widget ("4", "green");
   gtk_grid_attach (GTK_GRID (grid), test4, 0, 1, 1, 1);
   gtk_widget_set_vexpand (test4, TRUE);
diff --git a/tests/testoverlaystyleclass.c b/tests/testoverlaystyleclass.c
index 37a8e08c33..e0de538221 100644
--- a/tests/testoverlaystyleclass.c
+++ b/tests/testoverlaystyleclass.c
@@ -50,7 +50,7 @@ main (int argc, char *argv[])
   label = gtk_label_new ("Out of overlay");
   gtk_widget_set_hexpand (label, TRUE);
   gtk_widget_set_vexpand (label, TRUE);
-  gtk_container_add (GTK_CONTAINER (grid), label);
+  gtk_grid_attach (GTK_GRID (grid), label, 0, 0, 1, 1);
 
   overlay = gtk_overlay_new ();
   sw = gtk_scrolled_window_new (NULL, NULL);
diff --git a/testsuite/gtk/propertylookuplistmodel.c b/testsuite/gtk/propertylookuplistmodel.c
index 13c129feff..a5cbd1da4e 100644
--- a/testsuite/gtk/propertylookuplistmodel.c
+++ b/testsuite/gtk/propertylookuplistmodel.c
@@ -118,6 +118,7 @@ create_widget_tree (void)
   gtk_container_add (GTK_CONTAINER (box), grid);
 
   label = gtk_label_new ("Hello World");
+  gtk_grid_attach (GTK_GRID (grid), label, 0, 0, 1, 1);
   gtk_container_add (GTK_CONTAINER (grid), label);
 
   return label;