Add an example for split headers

This shows how to deal with variability in window decorations
with split header bars.

1 files changed, 71 insertions, 0 deletions

diff --git a/tests/testsplitheaders.c b/tests/testsplitheaders.c
new file mode 100644
index 0000000000..6be3ca9257
--- /dev/null
+++ b/tests/testsplitheaders.c
@@ -0,0 +1,71 @@
+#include <gtk/gtk.h>
+
+static void
+split_decorations (GObject    *obj,
+                   GParamSpec *pspec,
+                   gpointer    data)
+{
+  GtkBuilder *builder = data;
+  GtkWidget *sheader, *mheader;
+  gchar *layout, *p1, *p2;
+  gchar **p;
+
+  sheader = gtk_builder_get_object (builder, "sidebar-header");
+  mheader = gtk_builder_get_object (builder, "main-header");
+
+  g_object_get (obj, "gtk-decoration-layout", &layout, NULL);
+
+  p = g_strsplit (layout, ":", -1);
+
+  p1 = g_strconcat (p[0], ":", NULL);
+  p2 = g_strconcat (":", p[1], NULL);
+
+  gtk_header_bar_set_decoration_layout (GTK_HEADER_BAR (sheader), p1);
+  gtk_header_bar_set_decoration_layout (GTK_HEADER_BAR (mheader), p2);
+ 
+  g_free (p1);
+  g_free (p2);
+  g_strfreev (p);
+  g_free (layout);
+}
+
+int
+main (int argc, char *argv[])
+{
+  GtkBuilder *builder;
+  GtkSettings *settings;
+  GtkWidget *win;
+  GtkWidget *entry;
+  GtkWidget *check;
+  GtkWidget *header;
+
+  gtk_init (NULL, NULL);
+
+  builder = gtk_builder_new_from_file ("testsplitheaders.ui");
+
+  win = gtk_builder_get_object (builder, "window");
+  settings = gtk_widget_get_settings (win);
+
+  g_signal_connect (settings, "notify::gtk-decoration-layout",
+                    G_CALLBACK (split_decorations), builder);
+  split_decorations (settings, NULL, builder);
+  
+  entry = gtk_builder_get_object (builder, "layout-entry");
+  g_object_bind_property (settings, "gtk-decoration-layout",
+                          entry, "text",
+                          G_BINDING_BIDIRECTIONAL|G_BINDING_SYNC_CREATE);                      
+  check = gtk_builder_get_object (builder, "decorations");
+  header = gtk_builder_get_object (builder, "sidebar-header");
+  g_object_bind_property (check, "active", 
+                          header, "show-close-button",
+			  G_BINDING_DEFAULT);                      
+  header = gtk_builder_get_object (builder, "main-header");
+  g_object_bind_property (check, "active", 
+                          header, "show-close-button",
+			  G_BINDING_DEFAULT);                      
+  gtk_window_present (GTK_WINDOW (win));
+
+  gtk_main ();
+
+  return 0;
+}