Add GtkStack

Add separate GtkStack and GtkStackSwitcher widgets that are an
alternative to GtkNotebook. Additionally, GtkStack supports
animated transitions when changing pages.
These widgets were initially developed in libgd.

1 files changed, 249 insertions, 0 deletions

diff --git a/tests/teststack.c b/tests/teststack.c
new file mode 100644
index 0000000000..30837c69f1
--- /dev/null
+++ b/tests/teststack.c
@@ -0,0 +1,249 @@
+#include <gtk/gtk.h>
+
+GtkWidget *stack;
+GtkWidget *switcher;
+GtkWidget *w1;
+
+static void
+set_visible_child (GtkWidget *button, gpointer data)
+{
+  gtk_stack_set_visible_child (GTK_STACK (stack), GTK_WIDGET (data));
+}
+
+static void
+set_visible_child_name (GtkWidget *button, gpointer data)
+{
+  gtk_stack_set_visible_child_name (GTK_STACK (stack), (const char *)data);
+}
+
+static void
+toggle_homogeneous (GtkWidget *button, gpointer data)
+{
+  gboolean active = gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (button));
+  gtk_stack_set_homogeneous (GTK_STACK (stack), active);
+}
+
+static void
+toggle_icon_name (GtkWidget *button, gpointer data)
+{
+  gboolean active = gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (button));
+  gtk_container_child_set (GTK_CONTAINER (stack), w1,
+			   "icon-name", active ? "edit-find-symbolic" : NULL,
+			   NULL);
+}
+
+static void
+toggle_transitions (GtkWidget *combo, gpointer data)
+{
+  int id = gtk_combo_box_get_active (GTK_COMBO_BOX (combo));
+  gtk_stack_set_transition_type (GTK_STACK (stack), id);
+}
+
+static void
+on_back_button_clicked (GtkButton *button, GtkStack *stack)
+{
+  const gchar *seq[] = { "1", "2", "3" };
+  const gchar *vis;
+  gint i;
+
+  vis = gtk_stack_get_visible_child_name (stack);
+
+  for (i = 1; i < G_N_ELEMENTS (seq); i++)
+    {
+      if (g_str_equal (vis, seq[i]))
+        {
+          gtk_stack_set_transition_type (stack, GTK_STACK_TRANSITION_TYPE_SLIDE_RIGHT);
+          gtk_stack_set_visible_child_name (stack, seq[i - 1]);
+          break;
+        }
+    }
+}
+
+static void
+on_forward_button_clicked (GtkButton *button, GtkStack *stack)
+{
+  const gchar *seq[] = { "1", "2", "3" };
+  const gchar *vis;
+  gint i;
+
+  vis = gtk_stack_get_visible_child_name (stack);
+
+  for (i = 0; i < G_N_ELEMENTS (seq) - 1; i++)
+    {
+      if (g_str_equal (vis, seq[i]))
+        {
+          gtk_stack_set_transition_type (stack, GTK_STACK_TRANSITION_TYPE_SLIDE_LEFT);
+          gtk_stack_set_visible_child_name (stack, seq[i + 1]);
+          break;
+        }
+    }
+}
+
+static void
+update_back_button_sensitivity (GtkStack *stack, GParamSpec *pspec, GtkWidget *button)
+{
+  const gchar *vis;
+
+  vis = gtk_stack_get_visible_child_name (stack);
+  gtk_widget_set_sensitive (button, ! g_str_equal (vis, "1"));
+}
+
+static void
+update_forward_button_sensitivity (GtkStack *stack, GParamSpec *pspec, GtkWidget *button)
+{
+  const gchar *vis;
+
+  vis = gtk_stack_get_visible_child_name (stack);
+  gtk_widget_set_sensitive (button, ! g_str_equal (vis, "3"));
+}
+
+gint
+main (gint argc,
+      gchar ** argv)
+{
+  GtkWidget *window, *box, *button, *hbox, *combo;
+  GtkWidget *w2, *w3;
+  GtkListStore* store;
+  GtkWidget *tree_view;
+  GtkTreeViewColumn *column;
+  GtkCellRenderer *renderer;
+  GtkWidget *scrolled_win;
+  int i;
+  GtkTreeIter iter;
+
+  gtk_init (&argc, &argv);
+
+  window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
+  gtk_widget_set_size_request (window, 300, 300);
+
+  box = gtk_box_new (GTK_ORIENTATION_VERTICAL, 0);
+  gtk_container_add (GTK_CONTAINER (window), box);
+
+  switcher = gtk_stack_switcher_new ();
+  gtk_box_pack_start (GTK_BOX (box), switcher, FALSE, FALSE, 0);
+
+  stack = gtk_stack_new ();
+
+  /* Make transitions longer so we can see that they work */
+  gtk_stack_set_transition_duration (GTK_STACK (stack), 500);
+
+  gtk_widget_set_halign (stack, GTK_ALIGN_START);
+  gtk_container_add (GTK_CONTAINER (box), stack);
+
+  gtk_stack_switcher_set_stack (GTK_STACK_SWITCHER (switcher), GTK_STACK (stack));
+
+  w1 = gtk_text_view_new ();
+  gtk_text_buffer_set_text (gtk_text_view_get_buffer (GTK_TEXT_VIEW (w1)),
+			    "This is a\nTest\nBalh!", -1);
+
+  gtk_container_add_with_properties (GTK_CONTAINER (stack), w1,
+				     "name", "1",
+				     "title", "1",
+				     NULL);
+
+  w2 = gtk_button_new_with_label ("Gazoooooooooooooooonk");
+  gtk_container_add (GTK_CONTAINER (stack), w2);
+  gtk_container_child_set (GTK_CONTAINER (stack), w2,
+			   "name", "2",
+			   "title", "2",
+			   NULL);
+
+
+  scrolled_win = gtk_scrolled_window_new (NULL, NULL);
+  gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (scrolled_win),
+				  GTK_POLICY_AUTOMATIC,
+				  GTK_POLICY_AUTOMATIC);
+  gtk_widget_set_size_request (scrolled_win, 100, 200);
+
+
+  store = gtk_list_store_new (1, G_TYPE_STRING);
+
+  for (i = 0; i < 40; i++)
+    gtk_list_store_insert_with_values (store, &iter, i, 0,  "Testvalule", -1);
+
+  tree_view = gtk_tree_view_new_with_model (GTK_TREE_MODEL (store));
+
+  gtk_container_add (GTK_CONTAINER (scrolled_win), tree_view);
+  w3 = scrolled_win;
+
+  renderer = gtk_cell_renderer_text_new ();
+  column = gtk_tree_view_column_new_with_attributes ("Target", renderer,
+						     "text", 0, NULL);
+  gtk_tree_view_append_column (GTK_TREE_VIEW (tree_view), column);
+
+  gtk_stack_add_titled (GTK_STACK (stack), w3, "3", "3");
+
+  hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 0);
+  gtk_container_add (GTK_CONTAINER (box), hbox);
+
+  button = gtk_button_new_with_label ("1");
+  gtk_container_add (GTK_CONTAINER (hbox), button);
+  g_signal_connect (button, "clicked", (GCallback) set_visible_child, w1);
+
+  button = gtk_button_new_with_label ("2");
+  gtk_container_add (GTK_CONTAINER (hbox), button);
+  g_signal_connect (button, "clicked", (GCallback) set_visible_child, w2);
+
+  button = gtk_button_new_with_label ("3");
+  gtk_container_add (GTK_CONTAINER (hbox), button);
+  g_signal_connect (button, "clicked", (GCallback) set_visible_child, w3);
+
+  button = gtk_button_new_with_label ("1");
+  gtk_container_add (GTK_CONTAINER (hbox), button);
+  g_signal_connect (button, "clicked", (GCallback) set_visible_child_name, (gpointer) "1");
+
+  button = gtk_button_new_with_label ("2");
+  gtk_container_add (GTK_CONTAINER (hbox), button);
+  g_signal_connect (button, "clicked", (GCallback) set_visible_child_name, (gpointer) "2");
+
+  button = gtk_button_new_with_label ("3");
+  gtk_container_add (GTK_CONTAINER (hbox), button);
+  g_signal_connect (button, "clicked", (GCallback) set_visible_child_name, (gpointer) "3");
+
+  button = gtk_check_button_new_with_label ("homogeneous");
+  gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (button),
+				gtk_stack_get_homogeneous (GTK_STACK (stack)));
+  gtk_container_add (GTK_CONTAINER (hbox), button);
+  g_signal_connect (button, "clicked", (GCallback) toggle_homogeneous, NULL);
+
+  button = gtk_toggle_button_new_with_label ("Add icon");
+  g_signal_connect (button, "toggled", (GCallback) toggle_icon_name, NULL);
+  gtk_container_add (GTK_CONTAINER (hbox), button);
+
+  combo = gtk_combo_box_text_new ();
+  gtk_combo_box_text_append_text (GTK_COMBO_BOX_TEXT (combo),
+				  "NONE");
+  gtk_combo_box_text_append_text (GTK_COMBO_BOX_TEXT (combo),
+				  "CROSSFADE");
+  gtk_combo_box_text_append_text (GTK_COMBO_BOX_TEXT (combo),
+				  "SLIDE_RIGHT");
+  gtk_combo_box_text_append_text (GTK_COMBO_BOX_TEXT (combo),
+				  "SLIDE_LEFT");
+  gtk_combo_box_set_active (GTK_COMBO_BOX (combo), 0);
+
+  gtk_container_add (GTK_CONTAINER (hbox), combo);
+  g_signal_connect (combo, "changed", (GCallback) toggle_transitions, NULL);
+
+  hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 0);
+  gtk_container_add (GTK_CONTAINER (box), hbox);
+
+  button = gtk_button_new_with_label ("<");
+  g_signal_connect (button, "clicked", (GCallback) on_back_button_clicked, stack);
+  g_signal_connect (stack, "notify::visible-child-name",
+                    (GCallback)update_back_button_sensitivity, button);
+  gtk_container_add (GTK_CONTAINER (hbox), button);
+
+  button = gtk_button_new_with_label (">");
+  gtk_container_add (GTK_CONTAINER (hbox), button);
+  g_signal_connect (button, "clicked", (GCallback) on_forward_button_clicked, stack);
+  g_signal_connect (stack, "notify::visible-child-name",
+                    (GCallback)update_forward_button_sensitivity, button);
+
+
+  gtk_widget_show_all (window);
+  gtk_main ();
+
+  gtk_widget_destroy (window);
+
+  return 0;
+}