[gtk] tests/testmodelbutton: Add this

[Daniel Boles <dboles src gnome org>]

commit 5bbb185e14a8dd76cf7eadef9231c7d90588f677
Author: Daniel Boles <dboles src gmail com>
Date:   Sun Apr 8 13:07:38 2018 +0100

    tests/testmodelbutton: Add this
    
    and test whether :action-name, :role, and CSS nodes work as expected
    
    https://gitlab.gnome.org/GNOME/gtk/issues/163

 tests/meson.build       |  1 +
 tests/testmodelbutton.c | 89 +++++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 90 insertions(+)
---
diff --git a/tests/meson.build b/tests/meson.build
index c5b1d0792a..051fbb1588 100644
--- a/tests/meson.build
+++ b/tests/meson.build
@@ -66,6 +66,7 @@ gtk_tests = [
   ['testlevelbar'],
   ['testlockbutton'],
   ['testmenubutton'],
+  ['testmodelbutton'],
   ['testmountoperation'],
   ['testnotebookdnd'],
   ['testnouiprint'],
diff --git a/tests/testmodelbutton.c b/tests/testmodelbutton.c
new file mode 100644
index 0000000000..c32b5aa87a
--- /dev/null
+++ b/tests/testmodelbutton.c
@@ -0,0 +1,89 @@
+#include <gtk/gtk.h>
+
+static void
+on_action_beep (GSimpleAction *action,
+                GVariant      *parameter,
+                void          *user_data)
+{
+  GdkDisplay *display = gdk_display_get_default ();
+  gdk_display_beep (display);
+}
+
+static void
+on_application_activate (GApplication *gapplication,
+                         void         *user_data)
+{
+  GtkApplication *application = GTK_APPLICATION (gapplication);
+  GtkCssProvider *css_provider = gtk_css_provider_new ();
+  GdkDisplay *display = gdk_display_get_default ();
+
+  GSimpleAction *action;
+  GtkWidget *box;
+  GtkWidget *model_button;
+  GtkWidget *widget;
+
+  action = g_simple_action_new ("beep", NULL);
+  g_signal_connect (action, "activate", G_CALLBACK (on_action_beep), NULL);
+  g_action_map_add_action (G_ACTION_MAP (application), G_ACTION (action));
+
+  box = gtk_box_new (GTK_ORIENTATION_VERTICAL, 0);
+
+  model_button = g_object_new (GTK_TYPE_MODEL_BUTTON,
+                               "action-name", "app.beep",
+                               NULL);
+  gtk_button_set_label (GTK_BUTTON (model_button), "It’s-a-me! ModelButton");
+  gtk_container_add (GTK_CONTAINER (box), model_button);
+
+  widget = gtk_combo_box_text_new ();
+  gtk_combo_box_text_append (GTK_COMBO_BOX_TEXT (widget),
+                             NULL, "GTK_BUTTON_ROLE_NORMAL");
+  gtk_combo_box_text_append (GTK_COMBO_BOX_TEXT (widget),
+                             NULL, "GTK_BUTTON_ROLE_CHECK");
+  gtk_combo_box_text_append (GTK_COMBO_BOX_TEXT (widget),
+                             NULL, "GTK_BUTTON_ROLE_RADIO");
+  gtk_combo_box_set_active (GTK_COMBO_BOX (widget), 0);
+  g_object_bind_property (widget, "active",
+                          model_button, "role",
+                          G_BINDING_SYNC_CREATE | G_BINDING_BIDIRECTIONAL);
+  gtk_container_add (GTK_CONTAINER (box), widget);
+
+  widget = gtk_toggle_button_new_with_label (":iconic");
+  g_object_bind_property (widget, "active",
+                          model_button, "iconic",
+                          G_BINDING_SYNC_CREATE | G_BINDING_BIDIRECTIONAL);
+  gtk_container_add (GTK_CONTAINER (box), widget);
+
+  widget = gtk_window_new (GTK_WINDOW_TOPLEVEL);
+  gtk_css_provider_load_from_data (css_provider,
+    "window > box { padding: 0.5em; }"
+    "window > box > * { margin: 0.5em; }"
+    "modelbutton > check { background: red; }"
+    "modelbutton > radio { background: green; }"
+    "modelbutton > arrow { background: blue; }"
+    "button.model { background: yellow; }"
+    , -1);
+  g_assert (GDK_IS_DISPLAY (display));
+  gtk_style_context_add_provider_for_display (display,
+                                              GTK_STYLE_PROVIDER (css_provider),
+                                              GTK_STYLE_PROVIDER_PRIORITY_APPLICATION);
+
+  gtk_container_add (GTK_CONTAINER (widget), box);
+  gtk_widget_show (widget);
+  gtk_application_add_window (GTK_APPLICATION (application), GTK_WINDOW (widget));
+}
+
+int
+main (int   argc,
+      char *argv[])
+{
+  GtkApplication *application = gtk_application_new ("org.gtk.test.modelbutton",
+                                                     G_APPLICATION_FLAGS_NONE);
+  int result;
+
+  g_signal_connect (application, "activate",
+                    G_CALLBACK (on_application_activate), NULL);
+
+  result = g_application_run (G_APPLICATION (application), argc, argv);
+  g_object_unref (application);
+  return result;
+}