/* GTK - The GIMP Toolkit * Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald * GtkToolbar copyright (C) Federico Mena * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2 of the License, or (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the * Free Software Foundation, Inc., 59 Temple Place - Suite 330, * Boston, MA 02111-1307, USA. */ /* * Modified by the GTK+ Team and others 1997-2000. See the AUTHORS * file for a list of people on the GTK+ Team. See the ChangeLog * files for a list of changes. These files are distributed with * GTK+ at ftp://ftp.gtk.org/pub/gtk/. */ #include #include "gtkbutton.h" #include "gtktogglebutton.h" #include "gtkradiobutton.h" #include "gtklabel.h" #include "gtkvbox.h" #include "gtkhbox.h" #include "gtktoolbar.h" #include "gtkstock.h" #include "gtkiconfactory.h" #include "gtkimage.h" #include "gtksettings.h" #include "gtkintl.h" #include "gtkmarshalers.h" #define DEFAULT_IPADDING 0 #define DEFAULT_SPACE_SIZE 5 #define DEFAULT_SPACE_STYLE GTK_TOOLBAR_SPACE_LINE #define DEFAULT_ICON_SIZE GTK_ICON_SIZE_LARGE_TOOLBAR #define DEFAULT_TOOLBAR_STYLE GTK_TOOLBAR_BOTH #define SPACE_LINE_DIVISION 10 #define SPACE_LINE_START 3 #define SPACE_LINE_END 7 enum { PROP_0, PROP_ORIENTATION, PROP_TOOLBAR_STYLE }; enum { ORIENTATION_CHANGED, STYLE_CHANGED, LAST_SIGNAL }; typedef struct _GtkToolbarChildSpace GtkToolbarChildSpace; struct _GtkToolbarChildSpace { GtkToolbarChild child; gint alloc_x, alloc_y; }; static void gtk_toolbar_class_init (GtkToolbarClass *class); static void gtk_toolbar_init (GtkToolbar *toolbar); static void gtk_toolbar_set_property (GObject *object, guint prop_id, const GValue *value, GParamSpec *pspec); static void gtk_toolbar_get_property (GObject *object, guint prop_id, GValue *value, GParamSpec *pspec); static void gtk_toolbar_destroy (GtkObject *object); static gint gtk_toolbar_expose (GtkWidget *widget, GdkEventExpose *event); static void gtk_toolbar_size_request (GtkWidget *widget, GtkRequisition *requisition); static void gtk_toolbar_size_allocate (GtkWidget *widget, GtkAllocation *allocation); static void gtk_toolbar_style_set (GtkWidget *widget, GtkStyle *prev_style); static gboolean gtk_toolbar_focus (GtkWidget *widget, GtkDirectionType dir); static void gtk_toolbar_screen_changed (GtkWidget *widget, GdkScreen *previous_screen); static void gtk_toolbar_show_all (GtkWidget *widget); static void gtk_toolbar_hide_all (GtkWidget *widget); static void gtk_toolbar_add (GtkContainer *container, GtkWidget *widget); static void gtk_toolbar_remove (GtkContainer *container, GtkWidget *widget); static void gtk_toolbar_forall (GtkContainer *container, gboolean include_internals, GtkCallback callback, gpointer callback_data); static void gtk_real_toolbar_orientation_changed (GtkToolbar *toolbar, GtkOrientation orientation); static void gtk_real_toolbar_style_changed (GtkToolbar *toolbar, GtkToolbarStyle style); static GtkWidget * gtk_toolbar_internal_insert_element (GtkToolbar *toolbar, GtkToolbarChildType type, GtkWidget *widget, const char *text, const char *tooltip_text, const char *tooltip_private_text, GtkWidget *icon, GtkSignalFunc callback, gpointer user_data, gint position); static GtkWidget * gtk_toolbar_internal_insert_item (GtkToolbar *toolbar, const char *text, const char *tooltip_text, const char *tooltip_private_text, GtkWidget *icon, GtkSignalFunc callback, gpointer user_data, gint position); static void gtk_toolbar_update_button_relief (GtkToolbar *toolbar); static GtkReliefStyle get_button_relief (GtkToolbar *toolbar); static gint get_space_size (GtkToolbar *toolbar); static GtkToolbarSpaceStyle get_space_style (GtkToolbar *toolbar); static GtkContainerClass *parent_class; static guint toolbar_signals[LAST_SIGNAL] = { 0 }; GType gtk_toolbar_get_type (void) { static GType toolbar_type = 0; if (!toolbar_type) { static const GTypeInfo toolbar_info = { sizeof (GtkToolbarClass), NULL, /* base_init */ NULL, /* base_finalize */ (GClassInitFunc) gtk_toolbar_class_init, NULL, /* class_finalize */ NULL, /* class_data */ sizeof (GtkToolbar), 0, /* n_preallocs */ (GInstanceInitFunc) gtk_toolbar_init, }; toolbar_type = g_type_register_static (GTK_TYPE_CONTAINER, "GtkToolbar", &toolbar_info, 0); } return toolbar_type; } static void gtk_toolbar_class_init (GtkToolbarClass *class) { GObjectClass *gobject_class; GtkObjectClass *object_class; GtkWidgetClass *widget_class; GtkContainerClass *container_class; gobject_class = G_OBJECT_CLASS (class); object_class = (GtkObjectClass *) class; widget_class = (GtkWidgetClass *) class; container_class = (GtkContainerClass *) class; parent_class = g_type_class_peek_parent (class); object_class->destroy = gtk_toolbar_destroy; gobject_class->set_property = gtk_toolbar_set_property; gobject_class->get_property = gtk_toolbar_get_property; widget_class->expose_event = gtk_toolbar_expose; widget_class->size_request = gtk_toolbar_size_request; widget_class->size_allocate = gtk_toolbar_size_allocate; widget_class->style_set = gtk_toolbar_style_set; widget_class->show_all = gtk_toolbar_show_all; widget_class->hide_all = gtk_toolbar_hide_all; widget_class->focus = gtk_toolbar_focus; widget_class->screen_changed = gtk_toolbar_screen_changed; container_class->add = gtk_toolbar_add; container_class->remove = gtk_toolbar_remove; container_class->forall = gtk_toolbar_forall; class->orientation_changed = gtk_real_toolbar_orientation_changed; class->style_changed = gtk_real_toolbar_style_changed; toolbar_signals[ORIENTATION_CHANGED] = g_signal_new ("orientation_changed", G_OBJECT_CLASS_TYPE (gobject_class), G_SIGNAL_RUN_FIRST, G_STRUCT_OFFSET (GtkToolbarClass, orientation_changed), NULL, NULL, _gtk_marshal_VOID__ENUM, G_TYPE_NONE, 1, GTK_TYPE_ORIENTATION); toolbar_signals[STYLE_CHANGED] = g_signal_new ("style_changed", G_OBJECT_CLASS_TYPE (gobject_class), G_SIGNAL_RUN_FIRST, G_STRUCT_OFFSET (GtkToolbarClass, style_changed), NULL, NULL, _gtk_marshal_VOID__ENUM, G_TYPE_NONE, 1, GTK_TYPE_TOOLBAR_STYLE); g_object_class_install_property (gobject_class, PROP_ORIENTATION, g_param_spec_enum ("orientation", _("Orientation"), _("The orientation of the toolbar"), GTK_TYPE_ORIENTATION, GTK_ORIENTATION_HORIZONTAL, G_PARAM_READWRITE)); g_object_class_install_property (gobject_class, PROP_TOOLBAR_STYLE, g_param_spec_enum ("toolbar_style", _("Toolbar Style"), _("How to draw the toolbar"), GTK_TYPE_TOOLBAR_STYLE, GTK_TOOLBAR_ICONS, G_PARAM_READWRITE)); gtk_widget_class_install_style_property (widget_class, g_param_spec_int ("space_size", _("Spacer size"), _("Size of spacers"), 0, G_MAXINT, DEFAULT_SPACE_SIZE, G_PARAM_READABLE)); gtk_widget_class_install_style_property (widget_class, g_param_spec_int ("internal_padding", _("Internal padding"), _("Amount of border space between the toolbar shadow and the buttons"), 0, G_MAXINT, DEFAULT_IPADDING, G_PARAM_READABLE)); gtk_widget_class_install_style_property (widget_class, g_param_spec_enum ("space_style", _("Space style"), _("Whether spacers are vertical lines or just blank"), GTK_TYPE_TOOLBAR_SPACE_STYLE, DEFAULT_SPACE_STYLE, G_PARAM_READABLE)); gtk_widget_class_install_style_property (widget_class, g_param_spec_enum ("button_relief", _("Button relief"), _("Type of bevel around toolbar buttons"), GTK_TYPE_RELIEF_STYLE, GTK_RELIEF_NONE, G_PARAM_READABLE)); gtk_widget_class_install_style_property (widget_class, g_param_spec_enum ("shadow_type", _("Shadow type"), _("Style of bevel around the toolbar"), GTK_TYPE_SHADOW_TYPE, GTK_SHADOW_OUT, G_PARAM_READABLE)); gtk_settings_install_property (g_param_spec_enum ("gtk-toolbar-style", _("Toolbar style"), _("Whether default toolbars have text only, text and icons, icons only, etc."), GTK_TYPE_TOOLBAR_STYLE, DEFAULT_TOOLBAR_STYLE, G_PARAM_READWRITE)); gtk_settings_install_property (g_param_spec_enum ("gtk-toolbar-icon-size", _("Toolbar icon size"), _("Size of icons in default toolbars"), GTK_TYPE_ICON_SIZE, DEFAULT_ICON_SIZE, G_PARAM_READWRITE)); } static void style_change_notify (GtkToolbar *toolbar) { if (!toolbar->style_set) { /* pretend it was set, then unset, thus reverting to new default */ toolbar->style_set = TRUE; gtk_toolbar_unset_style (toolbar); } } static void icon_size_change_notify (GtkToolbar *toolbar) { if (!toolbar->icon_size_set) { /* pretend it was set, then unset, thus reverting to new default */ toolbar->icon_size_set = TRUE; gtk_toolbar_unset_icon_size (toolbar); } } static GtkSettings * toolbar_get_settings (GtkToolbar *toolbar) { return g_object_get_data (G_OBJECT (toolbar), "gtk-toolbar-settings"); } static void gtk_toolbar_screen_changed (GtkWidget *widget, GdkScreen *previous_screen) { GtkToolbar *toolbar = GTK_TOOLBAR (widget); GtkSettings *old_settings = toolbar_get_settings (toolbar); GtkSettings *settings; if (gtk_widget_has_screen (GTK_WIDGET (toolbar))) settings = gtk_widget_get_settings (GTK_WIDGET (toolbar)); else settings = NULL; if (settings == old_settings) return; if (old_settings) { g_signal_handler_disconnect (old_settings, toolbar->style_set_connection); g_signal_handler_disconnect (old_settings, toolbar->icon_size_connection); g_object_unref (old_settings); } if (settings) { toolbar->style_set_connection = g_signal_connect_swapped (settings, "notify::gtk-toolbar-style", G_CALLBACK (style_change_notify), toolbar); toolbar->icon_size_connection = g_signal_connect_swapped (settings, "notify::gtk-toolbar-icon-size", G_CALLBACK (icon_size_change_notify), toolbar); g_object_ref (settings); g_object_set_data (G_OBJECT (toolbar), "gtk-toolbar-settings", settings); } else g_object_set_data (G_OBJECT (toolbar), "gtk-toolbar-settings", NULL); style_change_notify (toolbar); icon_size_change_notify (toolbar); } static void gtk_toolbar_init (GtkToolbar *toolbar) { GTK_WIDGET_SET_FLAGS (toolbar, GTK_NO_WINDOW); GTK_WIDGET_UNSET_FLAGS (toolbar, GTK_CAN_FOCUS); toolbar->num_children = 0; toolbar->children = NULL; toolbar->orientation = GTK_ORIENTATION_HORIZONTAL; toolbar->icon_size = DEFAULT_ICON_SIZE; toolbar->style = DEFAULT_TOOLBAR_STYLE; toolbar->tooltips = gtk_tooltips_new (); g_object_ref (toolbar->tooltips); gtk_object_sink (GTK_OBJECT (toolbar->tooltips)); toolbar->button_maxw = 0; toolbar->button_maxh = 0; toolbar->style_set = FALSE; toolbar->icon_size_set = FALSE; } static void gtk_toolbar_set_property (GObject *object, guint prop_id, const GValue *value, GParamSpec *pspec) { GtkToolbar *toolbar = GTK_TOOLBAR (object); switch (prop_id) { case PROP_ORIENTATION: gtk_toolbar_set_orientation (toolbar, g_value_get_enum (value)); break; case PROP_TOOLBAR_STYLE: gtk_toolbar_set_style (toolbar, g_value_get_enum (value)); break; } } static void gtk_toolbar_get_property (GObject *object, guint prop_id, GValue *value, GParamSpec *pspec) { GtkToolbar *toolbar = GTK_TOOLBAR (object); switch (prop_id) { case PROP_ORIENTATION: g_value_set_enum (value, toolbar->orientation); break; case PROP_TOOLBAR_STYLE: g_value_set_enum (value, toolbar->style); break; default: G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); break; } } GtkWidget* gtk_toolbar_new (void) { GtkToolbar *toolbar; toolbar = g_object_new (GTK_TYPE_TOOLBAR, NULL); return GTK_WIDGET (toolbar); } static void gtk_toolbar_destroy (GtkObject *object) { GtkToolbar *toolbar; GList *children; g_return_if_fail (GTK_IS_TOOLBAR (object)); toolbar = GTK_TOOLBAR (object); if (toolbar->tooltips) { g_object_unref (toolbar->tooltips); toolbar->tooltips = NULL; } for (children = toolbar->children; children; children = children->next) { GtkToolbarChild *child; child = children->data; if (child->type != GTK_TOOLBAR_CHILD_SPACE) { g_object_ref (child->widget); gtk_widget_unparent (child->widget); gtk_widget_destroy (child->widget); g_object_unref (child->widget); } g_free (child); } g_list_free (toolbar->children); toolbar->children = NULL; GTK_OBJECT_CLASS (parent_class)->destroy (object); } static void gtk_toolbar_paint_space_line (GtkWidget *widget, GdkRectangle *area, GtkToolbarChild *child) { GtkToolbar *toolbar; GtkToolbarChildSpace *child_space; gint space_size; g_return_if_fail (GTK_IS_TOOLBAR (widget)); g_return_if_fail (child != NULL); g_return_if_fail (child->type == GTK_TOOLBAR_CHILD_SPACE); toolbar = GTK_TOOLBAR (widget); child_space = (GtkToolbarChildSpace *) child; space_size = get_space_size (toolbar); if (toolbar->orientation == GTK_ORIENTATION_HORIZONTAL) gtk_paint_vline (widget->style, widget->window, GTK_WIDGET_STATE (widget), area, widget, "toolbar", child_space->alloc_y + toolbar->button_maxh * SPACE_LINE_START / SPACE_LINE_DIVISION, child_space->alloc_y + toolbar->button_maxh * SPACE_LINE_END / SPACE_LINE_DIVISION, child_space->alloc_x + (space_size - widget->style->xthickness) / 2); else gtk_paint_hline (widget->style, widget->window, GTK_WIDGET_STATE (widget), area, widget, "toolbar", child_space->alloc_x + toolbar->button_maxw * SPACE_LINE_START / SPACE_LINE_DIVISION, child_space->alloc_x + toolbar->button_maxw * SPACE_LINE_END / SPACE_LINE_DIVISION, child_space->alloc_y + (space_size - widget->style->ythickness) / 2); } static gint gtk_toolbar_expose (GtkWidget *widget, GdkEventExpose *event) { GtkToolbar *toolbar; GList *children; GtkToolbarChild *child; gint border_width; g_return_val_if_fail (GTK_IS_TOOLBAR (widget), FALSE); g_return_val_if_fail (event != NULL, FALSE); border_width = GTK_CONTAINER (widget)->border_width; if (GTK_WIDGET_DRAWABLE (widget)) { GtkShadowType shadow_type; toolbar = GTK_TOOLBAR (widget); gtk_widget_style_get (widget, "shadow_type", &shadow_type, NULL); gtk_paint_box (widget->style, widget->window, GTK_WIDGET_STATE (widget), shadow_type, &event->area, widget, "toolbar", widget->allocation.x + border_width, widget->allocation.y + border_width, widget->allocation.width - 2 * border_width, widget->allocation.height - 2 * border_width); for (children = toolbar->children; children; children = children->next) { child = children->data; if (child->type == GTK_TOOLBAR_CHILD_SPACE) { if (get_space_style (toolbar) == GTK_TOOLBAR_SPACE_LINE) gtk_toolbar_paint_space_line (widget, &event->area, child); } else gtk_container_propagate_expose (GTK_CONTAINER (widget), child->widget, event); } } return FALSE; } static void gtk_toolbar_size_request (GtkWidget *widget, GtkRequisition *requisition) { GtkToolbar *toolbar; GList *children; GtkToolbarChild *child; gint nbuttons; gint button_maxw, button_maxh; gint widget_maxw, widget_maxh; GtkRequisition child_requisition; gint space_size; gint ipadding; g_return_if_fail (GTK_IS_TOOLBAR (widget)); g_return_if_fail (requisition != NULL); toolbar = GTK_TOOLBAR (widget); requisition->width = GTK_CONTAINER (toolbar)->border_width * 2; requisition->height = GTK_CONTAINER (toolbar)->border_width * 2; nbuttons = 0; button_maxw = 0; button_maxh = 0; widget_maxw = 0; widget_maxh = 0; space_size = get_space_size (toolbar); for (children = toolbar->children; children; children = children->next) { child = children->data; switch (child->type) { case GTK_TOOLBAR_CHILD_SPACE: if (toolbar->orientation == GTK_ORIENTATION_HORIZONTAL) requisition->width += space_size; else requisition->height += space_size; break; case GTK_TOOLBAR_CHILD_BUTTON: case GTK_TOOLBAR_CHILD_RADIOBUTTON: case GTK_TOOLBAR_CHILD_TOGGLEBUTTON: if (GTK_WIDGET_VISIBLE (child->widget)) { gtk_widget_size_request (child->widget, &child_requisition); nbuttons++; button_maxw = MAX (button_maxw, child_requisition.width); button_maxh = MAX (button_maxh, child_requisition.height); } break; case GTK_TOOLBAR_CHILD_WIDGET: if (GTK_WIDGET_VISIBLE (child->widget)) { gtk_widget_size_request (child->widget, &child_requisition); widget_maxw = MAX (widget_maxw, child_requisition.width); widget_maxh = MAX (widget_maxh, child_requisition.height); if (toolbar->orientation == GTK_ORIENTATION_HORIZONTAL) requisition->width += child_requisition.width; else requisition->height += child_requisition.height; } break; default: g_assert_not_reached (); } } if (toolbar->orientation == GTK_ORIENTATION_HORIZONTAL) { requisition->width += nbuttons * button_maxw; requisition->height += MAX (button_maxh, widget_maxh); } else { requisition->width += MAX (button_maxw, widget_maxw); requisition->height += nbuttons * button_maxh; } /* Extra spacing */ gtk_widget_style_get (widget, "internal_padding", &ipadding, NULL); requisition->width += 2 * ipadding; requisition->height += 2 * ipadding; toolbar->button_maxw = button_maxw; toolbar->button_maxh = button_maxh; } static void gtk_toolbar_size_allocate (GtkWidget *widget, GtkAllocation *allocation) { GtkToolbar *toolbar; GList *children; GtkToolbarChild *child; GtkToolbarChildSpace *child_space; GtkAllocation alloc; GtkRequisition child_requisition; gint x_border_width, y_border_width; gint space_size; gint ipadding; GtkTextDirection direction; gint ltr_x = 0; /* Quiet GCC */ g_return_if_fail (GTK_IS_TOOLBAR (widget)); g_return_if_fail (allocation != NULL); toolbar = GTK_TOOLBAR (widget); widget->allocation = *allocation; direction = gtk_widget_get_direction (widget); x_border_width = GTK_CONTAINER (toolbar)->border_width; y_border_width = GTK_CONTAINER (toolbar)->border_width; gtk_widget_style_get (widget, "internal_padding", &ipadding, NULL); x_border_width += ipadding; y_border_width += ipadding; if (toolbar->orientation == GTK_ORIENTATION_HORIZONTAL) ltr_x = allocation->x + x_border_width; else alloc.y = allocation->y + y_border_width; space_size = get_space_size (toolbar); for (children = toolbar->children; children; children = children->next) { child = children->data; switch (child->type) { case GTK_TOOLBAR_CHILD_SPACE: child_space = (GtkToolbarChildSpace *) child; if (toolbar->orientation == GTK_ORIENTATION_HORIZONTAL) { if (direction == GTK_TEXT_DIR_LTR) child_space->alloc_x = ltr_x; else child_space->alloc_x = allocation->width - ltr_x - space_size; child_space->alloc_y = allocation->y + (allocation->height - toolbar->button_maxh) / 2; ltr_x += space_size; } else { child_space->alloc_x = allocation->x + (allocation->width - toolbar->button_maxw) / 2; child_space->alloc_y = alloc.y; alloc.y += space_size; } break; case GTK_TOOLBAR_CHILD_BUTTON: case GTK_TOOLBAR_CHILD_RADIOBUTTON: case GTK_TOOLBAR_CHILD_TOGGLEBUTTON: if (!GTK_WIDGET_VISIBLE (child->widget)) break; alloc.width = toolbar->button_maxw; alloc.height = toolbar->button_maxh; if (toolbar->orientation == GTK_ORIENTATION_HORIZONTAL) { if (direction == GTK_TEXT_DIR_LTR) alloc.x = ltr_x; else alloc.x = allocation->width - ltr_x - alloc.width; alloc.y = allocation->y + (allocation->height - toolbar->button_maxh) / 2; } else alloc.x = allocation->x + (allocation->width - toolbar->button_maxw) / 2; gtk_widget_size_allocate (child->widget, &alloc); if (toolbar->orientation == GTK_ORIENTATION_HORIZONTAL) ltr_x += toolbar->button_maxw; else alloc.y += toolbar->button_maxh; break; case GTK_TOOLBAR_CHILD_WIDGET: if (!GTK_WIDGET_VISIBLE (child->widget)) break; gtk_widget_get_child_requisition (child->widget, &child_requisition); alloc.width = child_requisition.width; alloc.height = child_requisition.height; if (toolbar->orientation == GTK_ORIENTATION_HORIZONTAL) { if (direction == GTK_TEXT_DIR_LTR) alloc.x = ltr_x; else alloc.x = allocation->width - ltr_x - alloc.width; alloc.y = allocation->y + (allocation->height - child_requisition.height) / 2; } else alloc.x = allocation->x + (allocation->width - child_requisition.width) / 2; gtk_widget_size_allocate (child->widget, &alloc); if (toolbar->orientation == GTK_ORIENTATION_HORIZONTAL) ltr_x += child_requisition.width; else alloc.y += child_requisition.height; break; default: g_assert_not_reached (); } } } static void gtk_toolbar_style_set (GtkWidget *widget, GtkStyle *prev_style) { if (prev_style) gtk_toolbar_update_button_relief (GTK_TOOLBAR (widget)); } static gboolean gtk_toolbar_focus (GtkWidget *widget, GtkDirectionType dir) { /* Focus can't go in toolbars */ return FALSE; } static void child_show_all (GtkWidget *widget) { /* Don't show our own children, since that would * show labels we may intend to hide in icons-only mode */ if (!g_object_get_data (G_OBJECT (widget), "gtk-toolbar-is-child")) gtk_widget_show_all (widget); } static void gtk_toolbar_show_all (GtkWidget *widget) { gtk_container_foreach (GTK_CONTAINER (widget), (GtkCallback) child_show_all, NULL); gtk_widget_show (widget); } static void child_hide_all (GtkWidget *widget) { /* Don't hide our own children, since that would also hide * widgets that won't be shown again by gtk_toolbar_show_all(). */ if (!g_object_get_data (G_OBJECT (widget), "gtk-toolbar-is-child")) gtk_widget_hide_all (widget); } static void gtk_toolbar_hide_all (GtkWidget *widget) { gtk_container_foreach (GTK_CONTAINER (widget), (GtkCallback) child_hide_all, NULL); gtk_widget_hide (widget); } static void gtk_toolbar_add (GtkContainer *container, GtkWidget *widget) { g_return_if_fail (GTK_IS_TOOLBAR (container)); g_return_if_fail (widget != NULL); gtk_toolbar_append_widget (GTK_TOOLBAR (container), widget, NULL, NULL); } static void gtk_toolbar_remove (GtkContainer *container, GtkWidget *widget) { GtkToolbar *toolbar; GList *children; GtkToolbarChild *child; g_return_if_fail (GTK_IS_TOOLBAR (container)); g_return_if_fail (widget != NULL); toolbar = GTK_TOOLBAR (container); for (children = toolbar->children; children; children = children->next) { child = children->data; if ((child->type != GTK_TOOLBAR_CHILD_SPACE) && (child->widget == widget)) { gboolean was_visible; was_visible = GTK_WIDGET_VISIBLE (widget); gtk_widget_unparent (widget); toolbar->children = g_list_remove_link (toolbar->children, children); g_free (child); g_list_free (children); toolbar->num_children--; if (was_visible && GTK_WIDGET_VISIBLE (container)) gtk_widget_queue_resize (GTK_WIDGET (container)); break; } } } static void gtk_toolbar_forall (GtkContainer *container, gboolean include_internals, GtkCallback callback, gpointer callback_data) { GtkToolbar *toolbar; GList *children; GtkToolbarChild *child; g_return_if_fail (GTK_IS_TOOLBAR (container)); g_return_if_fail (callback != NULL); toolbar = GTK_TOOLBAR (container); for (children = toolbar->children; children; children = children->next) { child = children->data; if (child->type != GTK_TOOLBAR_CHILD_SPACE) (*callback) (child->widget, callback_data); } } GtkWidget * gtk_toolbar_append_item (GtkToolbar *toolbar, const char *text, const char *tooltip_text, const char *tooltip_private_text, GtkWidget *icon, GtkSignalFunc callback, gpointer user_data) { return gtk_toolbar_insert_element (toolbar, GTK_TOOLBAR_CHILD_BUTTON, NULL, text, tooltip_text, tooltip_private_text, icon, callback, user_data, toolbar->num_children); } GtkWidget * gtk_toolbar_prepend_item (GtkToolbar *toolbar, const char *text, const char *tooltip_text, const char *tooltip_private_text, GtkWidget *icon, GtkSignalFunc callback, gpointer user_data) { return gtk_toolbar_insert_element (toolbar, GTK_TOOLBAR_CHILD_BUTTON, NULL, text, tooltip_text, tooltip_private_text, icon, callback, user_data, 0); } static GtkWidget * gtk_toolbar_internal_insert_item (GtkToolbar *toolbar, const char *text, const char *tooltip_text, const char *tooltip_private_text, GtkWidget *icon, GtkSignalFunc callback, gpointer user_data, gint position) { return gtk_toolbar_internal_insert_element (toolbar, GTK_TOOLBAR_CHILD_BUTTON, NULL, text, tooltip_text, tooltip_private_text, icon, callback, user_data, position); } GtkWidget * gtk_toolbar_insert_item (GtkToolbar *toolbar, const char *text, const char *tooltip_text, const char *tooltip_private_text, GtkWidget *icon, GtkSignalFunc callback, gpointer user_data, gint position) { return gtk_toolbar_internal_insert_item (toolbar, text, tooltip_text, tooltip_private_text, icon, callback, user_data, position); } /** * gtk_toolbar_set_icon_size: * @toolbar: A #GtkToolbar * @icon_size: The #GtkIconSize that stock icons in the toolbar shall have. * * This function sets the size of stock icons in the toolbar. You * can call it both before you add the icons and after they've been * added. The size you set will override user preferences for the default * icon size. **/ void gtk_toolbar_set_icon_size (GtkToolbar *toolbar, GtkIconSize icon_size) { GList *children; GtkToolbarChild *child; GtkImage *image; gchar *stock_id; g_return_if_fail (GTK_IS_TOOLBAR (toolbar)); toolbar->icon_size_set = TRUE; if (toolbar->icon_size == icon_size) return; toolbar->icon_size = icon_size; for (children = toolbar->children; children; children = children->next) { child = children->data; if ((child->type == GTK_TOOLBAR_CHILD_BUTTON || child->type == GTK_TOOLBAR_CHILD_TOGGLEBUTTON || child->type == GTK_TOOLBAR_CHILD_RADIOBUTTON) && GTK_IS_IMAGE (child->icon)) { image = GTK_IMAGE (child->icon); if (gtk_image_get_storage_type (image) == GTK_IMAGE_STOCK) { gtk_image_get_stock (image, &stock_id, NULL); stock_id = g_strdup (stock_id); gtk_image_set_from_stock (image, stock_id, icon_size); g_free (stock_id); } } } gtk_widget_queue_resize (GTK_WIDGET (toolbar)); } /** * gtk_toolbar_get_icon_size: * @toolbar: a #GtkToolbar * * Retrieves the icon size fo the toolbar. See gtk_toolbar_set_icon_size(). * * Return value: the current icon size for the icons on the toolbar. **/ GtkIconSize gtk_toolbar_get_icon_size (GtkToolbar *toolbar) { g_return_val_if_fail (GTK_IS_TOOLBAR (toolbar), DEFAULT_ICON_SIZE); return toolbar->icon_size; } /** * gtk_toolbar_unset_icon_size: * @toolbar: a #GtkToolbar * * Unsets toolbar icon size set with gtk_toolbar_set_icon_size(), so that * user preferences will be used to determine the icon size. **/ void gtk_toolbar_unset_icon_size (GtkToolbar *toolbar) { GtkIconSize size; if (toolbar->icon_size_set) { GtkSettings *settings = toolbar_get_settings (toolbar); if (settings) g_object_get (settings, "gtk-toolbar-icon-size", &size, NULL); else size = DEFAULT_ICON_SIZE; if (size != toolbar->icon_size) gtk_toolbar_set_icon_size (toolbar, size); toolbar->icon_size_set = FALSE; } } static gchar * elide_underscores (const gchar *original) { gchar *q, *result; const gchar *p; gboolean last_underscore; q = result = g_malloc (strlen (original) + 1); last_underscore = FALSE; for (p = original; *p; p++) { if (!last_underscore && *p == '_') last_underscore = TRUE; else { last_underscore = FALSE; *q++ = *p; } } *q = '\0'; return result; } /** * gtk_toolbar_insert_stock: * @toolbar: A #GtkToolbar * @stock_id: The id of the stock item you want to insert * @tooltip_text: The text in the tooltip of the toolbar button * @tooltip_private_text: The private text of the tooltip * @callback: The callback called when the toolbar button is clicked. * @user_data: user data passed to callback * @position: The position the button shall be inserted at. * -1 means at the end. * * Inserts a stock item at the specified position of the toolbar. If * @stock_id is not a known stock item ID, it's inserted verbatim, * except that underscores used to mark mnemonics are removed. * * Returns: the inserted widget */ GtkWidget* gtk_toolbar_insert_stock (GtkToolbar *toolbar, const gchar *stock_id, const char *tooltip_text, const char *tooltip_private_text, GtkSignalFunc callback, gpointer user_data, gint position) { GtkStockItem item; GtkWidget *image = NULL; const gchar *label; gchar *label_no_mnemonic; GtkWidget *retval; if (gtk_stock_lookup (stock_id, &item)) { image = gtk_image_new_from_stock (stock_id, toolbar->icon_size); label = item.label; } else label = stock_id; label_no_mnemonic = elide_underscores (label); retval = gtk_toolbar_internal_insert_item (toolbar, label_no_mnemonic, tooltip_text, tooltip_private_text, image, callback, user_data, position); g_free (label_no_mnemonic); return retval; } void gtk_toolbar_append_space (GtkToolbar *toolbar) { gtk_toolbar_insert_element (toolbar, GTK_TOOLBAR_CHILD_SPACE, NULL, NULL, NULL, NULL, NULL, NULL, NULL, toolbar->num_children); } void gtk_toolbar_prepend_space (GtkToolbar *toolbar) { gtk_toolbar_insert_element (toolbar, GTK_TOOLBAR_CHILD_SPACE, NULL, NULL, NULL, NULL, NULL, NULL, NULL, 0); } void gtk_toolbar_insert_space (GtkToolbar *toolbar, gint position) { gtk_toolbar_insert_element (toolbar, GTK_TOOLBAR_CHILD_SPACE, NULL, NULL, NULL, NULL, NULL, NULL, NULL, position); } /** * gtk_toolbar_remove_space: * @toolbar: a #GtkToolbar. * @position: the index of the space to remove. * * Removes a space from the specified position. **/ void gtk_toolbar_remove_space (GtkToolbar *toolbar, gint position) { GList *children; GtkToolbarChild *child; gint i; g_return_if_fail (GTK_IS_TOOLBAR (toolbar)); i = 0; for (children = toolbar->children; children; children = children->next) { child = children->data; if (i == position) { if (child->type == GTK_TOOLBAR_CHILD_SPACE) { toolbar->children = g_list_remove_link (toolbar->children, children); g_free (child); g_list_free (children); toolbar->num_children--; gtk_widget_queue_resize (GTK_WIDGET (toolbar)); } else { g_warning ("Toolbar position %d is not a space", position); } return; } ++i; } g_warning ("Toolbar position %d doesn't exist", position); } /** * gtk_toolbar_append_widget: * @toolbar: a #GtkToolbar. * @widget: a #GtkWidget to add to the toolbar. * @tooltip_text: the element's tooltip. * @tooltip_private_text: used for context-sensitive help about this toolbar element. * * Adds a widget to the end of the given toolbar. **/ void gtk_toolbar_append_widget (GtkToolbar *toolbar, GtkWidget *widget, const gchar *tooltip_text, const gchar *tooltip_private_text) { gtk_toolbar_insert_element (toolbar, GTK_TOOLBAR_CHILD_WIDGET, widget, NULL, tooltip_text, tooltip_private_text, NULL, NULL, NULL, toolbar->num_children); } /** * gtk_toolbar_prepend_widget: * @toolbar: a #GtkToolbar. * @widget: a #GtkWidget to add to the toolbar. * @tooltip_text: the element's tooltip. * @tooltip_private_text: used for context-sensitive help about this toolbar element. * * Adds a widget to the beginning of the given toolbar. **/ void gtk_toolbar_prepend_widget (GtkToolbar *toolbar, GtkWidget *widget, const gchar *tooltip_text, const gchar *tooltip_private_text) { gtk_toolbar_insert_element (toolbar, GTK_TOOLBAR_CHILD_WIDGET, widget, NULL, tooltip_text, tooltip_private_text, NULL, NULL, NULL, 0); } /** * gtk_toolbar_insert_widget: * @toolbar: a #GtkToolbar. * @widget: a #GtkWidget to add to the toolbar. * @tooltip_text: the element's tooltip. * @tooltip_private_text: used for context-sensitive help about this toolbar element. * @position: the number of widgets to insert this widget after. * * Inserts a widget in the toolbar at the given position. **/ void gtk_toolbar_insert_widget (GtkToolbar *toolbar, GtkWidget *widget, const char *tooltip_text, const char *tooltip_private_text, gint position) { gtk_toolbar_insert_element (toolbar, GTK_TOOLBAR_CHILD_WIDGET, widget, NULL, tooltip_text, tooltip_private_text, NULL, NULL, NULL, position); } GtkWidget* gtk_toolbar_append_element (GtkToolbar *toolbar, GtkToolbarChildType type, GtkWidget *widget, const char *text, const char *tooltip_text, const char *tooltip_private_text, GtkWidget *icon, GtkSignalFunc callback, gpointer user_data) { return gtk_toolbar_insert_element (toolbar, type, widget, text, tooltip_text, tooltip_private_text, icon, callback, user_data, toolbar->num_children); } GtkWidget * gtk_toolbar_prepend_element (GtkToolbar *toolbar, GtkToolbarChildType type, GtkWidget *widget, const char *text, const char *tooltip_text, const char *tooltip_private_text, GtkWidget *icon, GtkSignalFunc callback, gpointer user_data) { return gtk_toolbar_insert_element (toolbar, type, widget, text, tooltip_text, tooltip_private_text, icon, callback, user_data, 0); } /** * gtk_toolbar_insert_element: * @toolbar: a #GtkToolbar. * @type: a value of type #GtkToolbarChildType that determines what @widget * will be. * @widget: a #GtkWidget, or %NULL. * @text: the element's label. * @tooltip_text: the element's tooltip. * @tooltip_private_text: used for context-sensitive help about this toolbar element. * @icon: a #GtkWidget that provides pictorial representation of the element's function. * @callback: the function to be executed when the button is pressed. * @user_data: any data you wish to pass to the callback. * @position: the number of widgets to insert this element after. * * Inserts a new element in the toolbar at the given position. * * If @type == %GTK_TOOLBAR_CHILD_WIDGET, @widget is used as the new element. * If @type == %GTK_TOOLBAR_CHILD_RADIOBUTTON, @widget is used to determine * the radio group for the new element. In all other cases, @widget must * be %NULL. * * Return value: the new toolbar element as a #GtkWidget. **/ GtkWidget * gtk_toolbar_insert_element (GtkToolbar *toolbar, GtkToolbarChildType type, GtkWidget *widget, const char *text, const char *tooltip_text, const char *tooltip_private_text, GtkWidget *icon, GtkSignalFunc callback, gpointer user_data, gint position) { g_return_val_if_fail (GTK_IS_TOOLBAR (toolbar), NULL); if (type == GTK_TOOLBAR_CHILD_WIDGET) { g_return_val_if_fail (GTK_IS_WIDGET (widget), NULL); } else if (type != GTK_TOOLBAR_CHILD_RADIOBUTTON) g_return_val_if_fail (widget == NULL, NULL); return gtk_toolbar_internal_insert_element (toolbar, type, widget, text, tooltip_text, tooltip_private_text, icon, callback, user_data, position); } static void set_child_packing_and_visibility(GtkToolbar *toolbar, GtkToolbarChild *child) { GtkWidget *box; gboolean expand; box = gtk_bin_get_child (GTK_BIN (child->widget)); g_return_if_fail (GTK_IS_BOX (box)); if (child->label) { expand = (toolbar->style != GTK_TOOLBAR_BOTH); gtk_box_set_child_packing (GTK_BOX (box), child->label, expand, expand, 0, GTK_PACK_END); if (toolbar->style != GTK_TOOLBAR_ICONS) gtk_widget_show (child->label); else gtk_widget_hide (child->label); } if (child->icon) { expand = (toolbar->style != GTK_TOOLBAR_BOTH_HORIZ); gtk_box_set_child_packing (GTK_BOX (box), child->icon, expand, expand, 0, GTK_PACK_END); if (toolbar->style != GTK_TOOLBAR_TEXT) gtk_widget_show (child->icon); else gtk_widget_hide (child->icon); } } static GtkWidget * gtk_toolbar_internal_insert_element (GtkToolbar *toolbar, GtkToolbarChildType type, GtkWidget *widget, const char *text, const char *tooltip_text, const char *tooltip_private_text, GtkWidget *icon, GtkSignalFunc callback, gpointer user_data, gint position) { GtkToolbarChild *child; GtkWidget *box; g_return_val_if_fail (GTK_IS_TOOLBAR (toolbar), NULL); if (type == GTK_TOOLBAR_CHILD_WIDGET) { g_return_val_if_fail (GTK_IS_WIDGET (widget), NULL); } else if (type != GTK_TOOLBAR_CHILD_RADIOBUTTON) g_return_val_if_fail (widget == NULL, NULL); if (type == GTK_TOOLBAR_CHILD_SPACE) child = (GtkToolbarChild *) g_new (GtkToolbarChildSpace, 1); else child = g_new (GtkToolbarChild, 1); child->type = type; child->icon = NULL; child->label = NULL; switch (type) { case GTK_TOOLBAR_CHILD_SPACE: child->widget = NULL; ((GtkToolbarChildSpace *) child)->alloc_x = ((GtkToolbarChildSpace *) child)->alloc_y = 0; break; case GTK_TOOLBAR_CHILD_WIDGET: child->widget = widget; break; case GTK_TOOLBAR_CHILD_BUTTON: case GTK_TOOLBAR_CHILD_TOGGLEBUTTON: case GTK_TOOLBAR_CHILD_RADIOBUTTON: if (type == GTK_TOOLBAR_CHILD_BUTTON) { child->widget = gtk_button_new (); gtk_button_set_relief (GTK_BUTTON (child->widget), get_button_relief (toolbar)); } else if (type == GTK_TOOLBAR_CHILD_TOGGLEBUTTON) { child->widget = gtk_toggle_button_new (); gtk_button_set_relief (GTK_BUTTON (child->widget), get_button_relief (toolbar)); gtk_toggle_button_set_mode (GTK_TOGGLE_BUTTON (child->widget), FALSE); } else { child->widget = gtk_radio_button_new (widget ? gtk_radio_button_get_group (GTK_RADIO_BUTTON (widget)) : NULL); gtk_button_set_relief (GTK_BUTTON (child->widget), get_button_relief (toolbar)); gtk_toggle_button_set_mode (GTK_TOGGLE_BUTTON (child->widget), FALSE); } GTK_WIDGET_UNSET_FLAGS (child->widget, GTK_CAN_FOCUS); if (callback) g_signal_connect (child->widget, "clicked", callback, user_data); if (toolbar->style == GTK_TOOLBAR_BOTH_HORIZ) box = gtk_hbox_new (FALSE, 0); else box = gtk_vbox_new (FALSE, 0); gtk_container_add (GTK_CONTAINER (child->widget), box); gtk_widget_show (box); if (text) { child->label = gtk_label_new (text); gtk_container_add (GTK_CONTAINER (box), child->label); } if (icon) { child->icon = GTK_WIDGET (icon); gtk_container_add (GTK_CONTAINER (box), child->icon); } set_child_packing_and_visibility (toolbar, child); /* Mark child as ours */ g_object_set_data (G_OBJECT (child->widget), "gtk-toolbar-is-child", GINT_TO_POINTER (TRUE)); gtk_widget_show (child->widget); break; default: g_assert_not_reached (); } if ((type != GTK_TOOLBAR_CHILD_SPACE) && tooltip_text) gtk_tooltips_set_tip (toolbar->tooltips, child->widget, tooltip_text, tooltip_private_text); toolbar->children = g_list_insert (toolbar->children, child, position); toolbar->num_children++; if (type != GTK_TOOLBAR_CHILD_SPACE) gtk_widget_set_parent (child->widget, GTK_WIDGET (toolbar)); else gtk_widget_queue_resize (GTK_WIDGET (toolbar)); return child->widget; } void gtk_toolbar_set_orientation (GtkToolbar *toolbar, GtkOrientation orientation) { g_return_if_fail (GTK_IS_TOOLBAR (toolbar)); g_signal_emit (toolbar, toolbar_signals[ORIENTATION_CHANGED], 0, orientation); } /** * gtk_toolbar_get_orientation: * @toolbar: a #GtkToolbar * * Retrieves the current orientation of the toolbar. See * gtk_toolbar_set_orientation(). * * Return value: the orientation **/ GtkOrientation gtk_toolbar_get_orientation (GtkToolbar *toolbar) { g_return_val_if_fail (GTK_IS_TOOLBAR (toolbar), GTK_ORIENTATION_HORIZONTAL); return toolbar->orientation; } void gtk_toolbar_set_style (GtkToolbar *toolbar, GtkToolbarStyle style) { g_return_if_fail (GTK_IS_TOOLBAR (toolbar)); toolbar->style_set = TRUE; g_signal_emit (toolbar, toolbar_signals[STYLE_CHANGED], 0, style); } /** * gtk_toolbar_get_style: * @toolbar: a #GtkToolbar * * Retrieves whether the toolbar has text, icons, or both . See * gtk_toolbar_set_style(). * Return value: the current style of @toolbar **/ GtkToolbarStyle gtk_toolbar_get_style (GtkToolbar *toolbar) { g_return_val_if_fail (GTK_IS_TOOLBAR (toolbar), DEFAULT_TOOLBAR_STYLE); return toolbar->style; } /** * gtk_toolbar_unset_style: * @toolbar: a #GtkToolbar * * Unsets a toolbar style set with gtk_toolbar_set_style(), so that * user preferences will be used to determine the toolbar style. **/ void gtk_toolbar_unset_style (GtkToolbar *toolbar) { GtkToolbarStyle style; g_return_if_fail (GTK_IS_TOOLBAR (toolbar)); if (toolbar->style_set) { GtkSettings *settings = toolbar_get_settings (toolbar); if (settings) g_object_get (settings, "gtk-toolbar-style", &style, NULL); else style = DEFAULT_TOOLBAR_STYLE; if (style != toolbar->style) g_signal_emit (toolbar, toolbar_signals[STYLE_CHANGED], 0, style); toolbar->style_set = FALSE; } } void gtk_toolbar_set_tooltips (GtkToolbar *toolbar, gboolean enable) { g_return_if_fail (GTK_IS_TOOLBAR (toolbar)); if (enable) gtk_tooltips_enable (toolbar->tooltips); else gtk_tooltips_disable (toolbar->tooltips); } /** * gtk_toolbar_get_tooltips: * @toolbar: a #GtkToolbar * * Retrieves whether tooltips are enabled. See * gtk_toolbar_set_tooltips(). * * Return value: %TRUE if tooltips are enabled **/ gboolean gtk_toolbar_get_tooltips (GtkToolbar *toolbar) { g_return_val_if_fail (GTK_IS_TOOLBAR (toolbar), FALSE); return toolbar->tooltips->enabled; } static void gtk_toolbar_update_button_relief (GtkToolbar *toolbar) { GList *children; GtkToolbarChild *child; GtkReliefStyle relief; g_return_if_fail (GTK_IS_TOOLBAR (toolbar)); relief = get_button_relief (toolbar); for (children = toolbar->children; children; children = children->next) { child = children->data; if (child->type == GTK_TOOLBAR_CHILD_BUTTON || child->type == GTK_TOOLBAR_CHILD_RADIOBUTTON || child->type == GTK_TOOLBAR_CHILD_TOGGLEBUTTON) gtk_button_set_relief (GTK_BUTTON (child->widget), relief); } } static void gtk_real_toolbar_orientation_changed (GtkToolbar *toolbar, GtkOrientation orientation) { g_return_if_fail (GTK_IS_TOOLBAR (toolbar)); if (toolbar->orientation != orientation) { toolbar->orientation = orientation; gtk_widget_queue_resize (GTK_WIDGET (toolbar)); g_object_notify (G_OBJECT (toolbar), "orientation"); } } static void gtk_real_toolbar_style_changed (GtkToolbar *toolbar, GtkToolbarStyle style) { GList *children; GtkToolbarChild *child; GtkWidget* box; g_return_if_fail (GTK_IS_TOOLBAR (toolbar)); if (toolbar->style != style) { toolbar->style = style; for (children = toolbar->children; children; children = children->next) { child = children->data; if (child->type == GTK_TOOLBAR_CHILD_BUTTON || child->type == GTK_TOOLBAR_CHILD_RADIOBUTTON || child->type == GTK_TOOLBAR_CHILD_TOGGLEBUTTON) { box = gtk_bin_get_child (GTK_BIN (child->widget)); if (style == GTK_TOOLBAR_BOTH && GTK_IS_HBOX (box)) { GtkWidget *vbox; vbox = gtk_vbox_new (FALSE, 0); if (child->label) gtk_widget_reparent (child->label, vbox); if (child->icon) gtk_widget_reparent (child->icon, vbox); gtk_widget_destroy (box); gtk_container_add (GTK_CONTAINER (child->widget), vbox); gtk_widget_show (vbox); } else if (style == GTK_TOOLBAR_BOTH_HORIZ && GTK_IS_VBOX (box)) { GtkWidget *hbox; hbox = gtk_hbox_new (FALSE, 0); if (child->label) gtk_widget_reparent (child->label, hbox); if (child->icon) gtk_widget_reparent (child->icon, hbox); gtk_widget_destroy (box); gtk_container_add (GTK_CONTAINER (child->widget), hbox); gtk_widget_show (hbox); } set_child_packing_and_visibility (toolbar, child); } } gtk_widget_queue_resize (GTK_WIDGET (toolbar)); g_object_notify (G_OBJECT (toolbar), "toolbar_style"); } } static GtkReliefStyle get_button_relief (GtkToolbar *toolbar) { GtkReliefStyle button_relief = GTK_RELIEF_NORMAL; gtk_widget_ensure_style (GTK_WIDGET (toolbar)); gtk_widget_style_get (GTK_WIDGET (toolbar), "button_relief", &button_relief, NULL); return button_relief; } static gint get_space_size (GtkToolbar *toolbar) { gint space_size = DEFAULT_SPACE_SIZE; gtk_widget_style_get (GTK_WIDGET (toolbar), "space_size", &space_size, NULL); return space_size; } static GtkToolbarSpaceStyle get_space_style (GtkToolbar *toolbar) { GtkToolbarSpaceStyle space_style = DEFAULT_SPACE_STYLE; gtk_widget_style_get (GTK_WIDGET (toolbar), "space_style", &space_style, NULL); return space_style; }