[gtk+/toolpalette] gtk+/demos/gtk-demo/: Added GtkToolPalette demo.

[Murray Cumming <murrayc src gnome org>]

commit d95654fd5f61788b4a590cd0558c80adebde5e1a
Author: Murray Cumming <murrayc murrayc com>
Date:   Mon Jul 13 18:45:48 2009 +0200

    gtk+/demos/gtk-demo/: Added GtkToolPalette demo.

 demos/gtk-demo/Makefile.am   |    1 +
 demos/gtk-demo/toolpalette.c |  318 ++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 319 insertions(+), 0 deletions(-)
---
diff --git a/demos/gtk-demo/Makefile.am b/demos/gtk-demo/Makefile.am
index 22662c4..5690892 100644
--- a/demos/gtk-demo/Makefile.am
+++ b/demos/gtk-demo/Makefile.am
@@ -38,6 +38,7 @@ demos =						\
 	stock_browser.c				\
 	textview.c				\
 	textscroll.c				\
+	toolpalette.c				\
 	tree_store.c				\
 	ui_manager.c
 
diff --git a/demos/gtk-demo/toolpalette.c b/demos/gtk-demo/toolpalette.c
new file mode 100644
index 0000000..fb933de
--- /dev/null
+++ b/demos/gtk-demo/toolpalette.c
@@ -0,0 +1,318 @@
+/* Tool Palette
+ *
+ * A tool palette widget shows groups of toolbar items as a grid of icons
+ * or a list of names.
+ */
+
+#include <gtk/gtk.h>
+#include <glib/gi18n.h>
+
+static GtkWidget *window = NULL;
+
+static void load_stock_items (GtkToolPalette *palette);
+static void load_toggle_items (GtkToolPalette *palette);
+static void load_special_items (GtkToolPalette *palette);
+
+static void on_combo_orientation_changed(GtkComboBox *combo_box, gpointer user_data)
+{
+  GtkToolPalette *palette = GTK_TOOL_PALETTE (user_data);
+  GtkTreeModel *model = gtk_combo_box_get_model (combo_box);
+  
+  GtkTreeIter iter;
+  if(!gtk_combo_box_get_active_iter(combo_box, &iter))
+    return;
+
+  gint val = 0;
+  gtk_tree_model_get (model, &iter, 1, &val, -1);
+  
+  gtk_tool_palette_set_orientation (palette, val);
+}
+
+static void on_combo_style_changed(GtkComboBox *combo_box, gpointer user_data)
+{
+  GtkToolPalette *palette = GTK_TOOL_PALETTE (user_data);
+  GtkTreeModel *model = gtk_combo_box_get_model (combo_box);
+  
+  GtkTreeIter iter;
+  if(!gtk_combo_box_get_active_iter(combo_box, &iter))
+    return;
+
+  gint val = 0;
+  gtk_tree_model_get (model, &iter, 1, &val, -1);
+  
+  gtk_tool_palette_set_style (palette, val);
+}
+
+GtkWidget *
+do_toolpalette (GtkWidget *do_widget)
+{
+  GtkWidget *box = NULL;
+  GtkWidget *combo_orientation = NULL;
+  GtkListStore *combo_orientation_model = NULL;
+  GtkWidget *combo_style = NULL;
+  GtkListStore *combo_style_model = NULL;
+  GtkCellRenderer *cell_renderer = NULL;
+  GtkTreeIter iter;
+  GtkWidget *palette = NULL;
+  GtkWidget *palette_scroller = NULL;
+
+  if (!window)
+    {
+      window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
+      gtk_window_set_screen (GTK_WINDOW (window),
+                             gtk_widget_get_screen (do_widget));
+      gtk_window_set_title (GTK_WINDOW (window), "Tool Palette");
+      gtk_window_set_default_size (GTK_WINDOW (window), 200, 600);
+
+      g_signal_connect (window, "destroy", G_CALLBACK (gtk_widget_destroyed), &window);
+      gtk_container_set_border_width (GTK_CONTAINER (window), 8);
+
+      /* Add widgets to control the ToolPalette appearance: */
+      box = gtk_vbox_new (FALSE, 6);
+      gtk_container_add (GTK_CONTAINER (window), box);
+      
+      /* Orientation combo box: */
+      combo_orientation_model = gtk_list_store_new (2, 
+        G_TYPE_STRING, G_TYPE_INT);
+      gtk_list_store_append (combo_orientation_model, &iter);
+      gtk_list_store_set (combo_orientation_model, &iter,
+        0, "Horizontal", 1, GTK_ORIENTATION_HORIZONTAL, -1);
+      gtk_list_store_append (combo_orientation_model, &iter);
+      gtk_list_store_set (combo_orientation_model, &iter,
+        0, "Vertical", 1, GTK_ORIENTATION_VERTICAL, -1);
+      combo_orientation = gtk_combo_box_new_with_model (  
+        GTK_TREE_MODEL (combo_orientation_model));
+      cell_renderer = gtk_cell_renderer_text_new ();
+      gtk_cell_layout_pack_start (GTK_CELL_LAYOUT (combo_orientation), 
+        cell_renderer, TRUE);
+      gtk_cell_layout_set_attributes(GTK_CELL_LAYOUT(combo_orientation), 
+        cell_renderer, "text", 0, NULL); 
+      gtk_combo_box_set_active_iter (GTK_COMBO_BOX (combo_orientation), 
+        &iter);
+      gtk_box_pack_start (GTK_BOX (box), combo_orientation, FALSE, FALSE, 0);
+      
+      /* Style combo box: */
+      combo_style_model = gtk_list_store_new (2, 
+        G_TYPE_STRING, G_TYPE_INT);
+      gtk_list_store_append (combo_style_model, &iter);
+      gtk_list_store_set (combo_style_model, &iter,
+        0, "Text", 1, GTK_TOOLBAR_TEXT, -1);
+      gtk_list_store_append (combo_style_model, &iter);
+      gtk_list_store_set (combo_style_model, &iter,
+        0, "Both", 1, GTK_TOOLBAR_BOTH, -1);
+      gtk_list_store_append (combo_style_model, &iter);
+      gtk_list_store_set (combo_style_model, &iter,
+        0, "Both: Horizontal", 1, GTK_TOOLBAR_BOTH_HORIZ, -1);
+      gtk_list_store_append (combo_style_model, &iter);
+      gtk_list_store_set (combo_style_model, &iter,
+        0, "Icons", 1, GTK_TOOLBAR_ICONS, -1);
+      combo_style = gtk_combo_box_new_with_model (  
+        GTK_TREE_MODEL (combo_style_model));
+      cell_renderer = gtk_cell_renderer_text_new ();
+      gtk_cell_layout_pack_start (GTK_CELL_LAYOUT (combo_style), 
+        cell_renderer, TRUE);
+      gtk_cell_layout_set_attributes(GTK_CELL_LAYOUT(combo_style), 
+        cell_renderer, "text", 0, NULL); 
+      gtk_combo_box_set_active_iter (GTK_COMBO_BOX (combo_style), 
+        &iter);
+      gtk_box_pack_start (GTK_BOX (box), combo_style, FALSE, FALSE, 0);
+
+      /* Add and fill the ToolPalette: */
+      palette = gtk_tool_palette_new ();
+      
+      load_stock_items (GTK_TOOL_PALETTE (palette));
+      load_toggle_items (GTK_TOOL_PALETTE (palette));
+      load_special_items (GTK_TOOL_PALETTE (palette));
+      
+      palette_scroller = gtk_scrolled_window_new (NULL, NULL);
+      gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (palette_scroller),
+        GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
+      gtk_container_set_border_width (GTK_CONTAINER (palette_scroller), 6);
+      gtk_container_add (GTK_CONTAINER (palette_scroller), palette);
+      
+      gtk_container_add (GTK_CONTAINER (box), palette_scroller);
+      
+      gtk_widget_show_all (box);
+      
+      /* Connect signals: */
+      g_signal_connect (combo_orientation, "changed", 
+        G_CALLBACK (on_combo_orientation_changed), palette);
+      g_signal_connect (combo_style, "changed", 
+        G_CALLBACK (on_combo_style_changed), palette);
+      
+      /* Keep the widgets in sync: */
+      on_combo_orientation_changed (GTK_COMBO_BOX (combo_orientation), palette);
+    }
+
+  if (!GTK_WIDGET_VISIBLE (window))
+    {
+      gtk_widget_show_all (window);
+    }
+  else
+    {
+      gtk_widget_destroy (window);
+      window = NULL;
+    }
+
+  return window;
+}
+
+
+static void
+load_stock_items (GtkToolPalette *palette)
+{
+  GtkWidget *group_af = gtk_tool_item_group_new (_("Stock Icons (A-F)"));
+  GtkWidget *group_gn = gtk_tool_item_group_new (_("Stock Icons (G-N)"));
+  GtkWidget *group_or = gtk_tool_item_group_new (_("Stock Icons (O-R)"));
+  GtkWidget *group_sz = gtk_tool_item_group_new (_("Stock Icons (S-Z)"));
+  GtkWidget *group = NULL;
+
+  GtkToolItem *item;
+  GSList *stock_ids;
+  GSList *iter;
+
+  stock_ids = gtk_stock_list_ids ();
+  stock_ids = g_slist_sort (stock_ids, (GCompareFunc) strcmp);
+
+  gtk_container_add (GTK_CONTAINER (palette), group_af);
+  gtk_container_add (GTK_CONTAINER (palette), group_gn);
+  gtk_container_add (GTK_CONTAINER (palette), group_or);
+  gtk_container_add (GTK_CONTAINER (palette), group_sz);
+
+  for (iter = stock_ids; iter; iter = g_slist_next (iter))
+    {
+      GtkStockItem stock_item;
+      gchar *id = iter->data;
+
+      switch (id[4])
+        {
+          case 'a':
+            group = group_af;
+            break;
+
+          case 'g':
+            group = group_gn;
+            break;
+
+          case 'o':
+            group = group_or;
+            break;
+
+          case 's':
+            group = group_sz;
+            break;
+        }
+
+      item = gtk_tool_button_new_from_stock (id);
+      gtk_tool_item_set_tooltip_text (GTK_TOOL_ITEM (item), id);
+      gtk_tool_item_set_is_important (GTK_TOOL_ITEM (item), TRUE);
+      gtk_tool_item_group_insert (GTK_TOOL_ITEM_GROUP (group), item, -1);
+
+      if (!gtk_stock_lookup (id, &stock_item) || !stock_item.label)
+        gtk_tool_button_set_label (GTK_TOOL_BUTTON (item), id);
+
+      g_free (id);
+    }
+
+  g_slist_free (stock_ids);
+}
+
+static void
+load_toggle_items (GtkToolPalette *palette)
+{
+  GSList *toggle_group = NULL;
+  GtkToolItem *item;
+  GtkWidget *group;
+  char *label;
+  int i;
+
+  group = gtk_tool_item_group_new (_("Radio Item"));
+  gtk_container_add (GTK_CONTAINER (palette), group);
+
+  for (i = 1; i <= 10; ++i)
+    {
+      label = g_strdup_printf ("#%d", i);
+      item = gtk_radio_tool_button_new (toggle_group);
+      gtk_tool_button_set_label (GTK_TOOL_BUTTON (item), label);
+      g_free (label);
+
+      gtk_tool_item_group_insert (GTK_TOOL_ITEM_GROUP (group), item, -1);
+      toggle_group = gtk_radio_tool_button_get_group (GTK_RADIO_TOOL_BUTTON (item));
+    }
+}
+
+static GtkToolItem *
+create_entry_item (const char *text)
+{
+  GtkToolItem *item;
+  GtkWidget *entry;
+
+  entry = gtk_entry_new ();
+  gtk_entry_set_text (GTK_ENTRY (entry), text);
+  gtk_entry_set_width_chars (GTK_ENTRY (entry), 5);
+
+  item = gtk_tool_item_new ();
+  gtk_container_add (GTK_CONTAINER (item), entry);
+
+  return item;
+}
+
+static void
+load_special_items (GtkToolPalette *palette)
+{
+  GtkToolItem *item;
+  GtkWidget *group;
+
+  group = gtk_tool_item_group_new (_("Advanced Features"));
+  gtk_container_add (GTK_CONTAINER (palette), group);
+
+  item = create_entry_item ("homogeneous=FALSE");
+  gtk_tool_item_group_insert (GTK_TOOL_ITEM_GROUP (group), item, -1);
+  gtk_container_child_set (GTK_CONTAINER (group), GTK_WIDGET (item),
+                           "homogeneous", FALSE, NULL);
+
+  item = create_entry_item ("homogeneous=FALSE, expand=TRUE");
+  gtk_tool_item_group_insert (GTK_TOOL_ITEM_GROUP (group), item, -1);
+  gtk_container_child_set (GTK_CONTAINER (group), GTK_WIDGET (item),
+                           "homogeneous", FALSE, "expand", TRUE,
+                           NULL);
+
+  item = create_entry_item ("homogeneous=FALSE, expand=TRUE, fill=FALSE");
+  gtk_tool_item_group_insert (GTK_TOOL_ITEM_GROUP (group), item, -1);
+  gtk_container_child_set (GTK_CONTAINER (group), GTK_WIDGET (item),
+                           "homogeneous", FALSE, "expand", TRUE,
+                           "fill", FALSE, NULL);
+
+  item = create_entry_item ("homogeneous=FALSE, expand=TRUE, new-row=TRUE");
+  gtk_tool_item_group_insert (GTK_TOOL_ITEM_GROUP (group), item, -1);
+  gtk_container_child_set (GTK_CONTAINER (group), GTK_WIDGET (item),
+                           "homogeneous", FALSE, "expand", TRUE,
+                           "new-row", TRUE, NULL);
+
+  item = gtk_tool_button_new_from_stock (GTK_STOCK_GO_UP);
+  gtk_tool_item_set_tooltip_text (item, "Show on vertical palettes only");
+  gtk_tool_item_group_insert (GTK_TOOL_ITEM_GROUP (group), item, -1);
+  gtk_tool_item_set_visible_horizontal (item, FALSE);
+
+  item = gtk_tool_button_new_from_stock (GTK_STOCK_GO_FORWARD);
+  gtk_tool_item_set_tooltip_text (item, "Show on horizontal palettes only");
+  gtk_tool_item_group_insert (GTK_TOOL_ITEM_GROUP (group), item, -1);
+  gtk_tool_item_set_visible_vertical (item, FALSE);
+
+  item = gtk_tool_button_new_from_stock (GTK_STOCK_DELETE);
+  gtk_tool_item_set_tooltip_text (item, "Do not show at all");
+  gtk_tool_item_group_insert (GTK_TOOL_ITEM_GROUP (group), item, -1);
+  gtk_widget_set_no_show_all (GTK_WIDGET (item), TRUE);
+
+  item = gtk_tool_button_new_from_stock (GTK_STOCK_FULLSCREEN);
+  gtk_tool_item_set_tooltip_text (item, "Expanded this item");
+  gtk_tool_item_group_insert (GTK_TOOL_ITEM_GROUP (group), item, -1);
+  gtk_container_child_set (GTK_CONTAINER (group), GTK_WIDGET (item),
+                           "homogeneous", FALSE,
+                           "expand", TRUE,
+                           NULL);
+
+  item = gtk_tool_button_new_from_stock (GTK_STOCK_HELP);
+  gtk_tool_item_set_tooltip_text (item, "A regular item");
+  gtk_tool_item_group_insert (GTK_TOOL_ITEM_GROUP (group), item, -1);
+}