gtk-demo: Ellipsize columns in the characters demo
authorMatthias Clasen <mclasen@redhat.com>
Thu, 8 Oct 2020 19:55:22 +0000 (15:55 -0400)
committerMatthias Clasen <mclasen@redhat.com>
Wed, 14 Oct 2020 19:05:46 +0000 (15:05 -0400)
some of the columns have uneven widths, causing them
to bounce around as you scroll. Ellipsize them and
give them a fixed with.

demos/gtk-demo/listview_ucd.c

index 4331d646fbb375f82c843ca4f27e4561a12039a2..d6711a1aeceba17e192011a3e72a905cb20e8375 100644 (file)
@@ -116,6 +116,18 @@ setup_label (GtkSignalListItemFactory *factory,
   gtk_list_item_set_child (GTK_LIST_ITEM (listitem), label);
 }
 
+static void
+setup_ellipsizing_label (GtkSignalListItemFactory *factory,
+                         GObject                  *listitem)
+{
+  GtkWidget *label;
+  label = gtk_label_new ("");
+  gtk_label_set_xalign (GTK_LABEL (label), 0);
+  gtk_label_set_ellipsize (GTK_LABEL (label), PANGO_ELLIPSIZE_END);
+  gtk_label_set_width_chars (GTK_LABEL (label), 20);
+  gtk_list_item_set_child (GTK_LIST_ITEM (listitem), label);
+}
+
 static void
 bind_codepoint (GtkSignalListItemFactory *factory,
                 GObject                  *listitem)
@@ -279,21 +291,21 @@ create_ucd_view (GtkWidget *label)
   gtk_column_view_append_column (GTK_COLUMN_VIEW (cv), column);
 
   factory = gtk_signal_list_item_factory_new ();
-  g_signal_connect (factory, "setup", G_CALLBACK (setup_label), NULL);
+  g_signal_connect (factory, "setup", G_CALLBACK (setup_ellipsizing_label), NULL);
   g_signal_connect (factory, "bind", G_CALLBACK (bind_name), NULL);
   column = gtk_column_view_column_new ("Name", factory);
   gtk_column_view_column_set_resizable (column, TRUE);
   gtk_column_view_append_column (GTK_COLUMN_VIEW (cv), column);
 
   factory = gtk_signal_list_item_factory_new ();
-  g_signal_connect (factory, "setup", G_CALLBACK (setup_label), NULL);
+  g_signal_connect (factory, "setup", G_CALLBACK (setup_ellipsizing_label), NULL);
   g_signal_connect (factory, "bind", G_CALLBACK (bind_type), NULL);
   column = gtk_column_view_column_new ("Type", factory);
   gtk_column_view_column_set_resizable (column, TRUE);
   gtk_column_view_append_column (GTK_COLUMN_VIEW (cv), column);
 
   factory = gtk_signal_list_item_factory_new ();
-  g_signal_connect (factory, "setup", G_CALLBACK (setup_label), NULL);
+  g_signal_connect (factory, "setup", G_CALLBACK (setup_ellipsizing_label), NULL);
   g_signal_connect (factory, "bind", G_CALLBACK (bind_break_type), NULL);
   column = gtk_column_view_column_new ("Break Type", factory);
   gtk_column_view_column_set_resizable (column, TRUE);