-/* GTK - The GIMP Toolkit
+/* GTK - The GTK+ Toolkit
* Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
*
* This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Library General Public
+ * 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
- * Library General Public License for more details.
+ * Lesser General Public License for more details.
*
- * You should have received a copy of the GNU Library General Public
+ * 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.
*/
-#include "gtkbbox.h"
-
-
-static void gtk_button_box_class_init (GtkButtonBoxClass *klass);
-static void gtk_button_box_init (GtkButtonBox *box);
-
-
-static gint default_child_min_width = 85;
-static gint default_child_min_height = 27;
-static gint default_child_ipad_x = 7;
-static gint default_child_ipad_y = 0;
+/*
+ * 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/.
+ */
-guint
-gtk_button_box_get_type (void)
-{
- static guint button_box_type = 0;
-
- if (!button_box_type)
- {
- GtkTypeInfo button_box_info =
- {
- "GtkButtonBox",
- sizeof (GtkButtonBox),
- sizeof (GtkButtonBoxClass),
- (GtkClassInitFunc) gtk_button_box_class_init,
- (GtkObjectInitFunc) gtk_button_box_init,
- (GtkArgSetFunc) NULL,
- (GtkArgGetFunc) NULL,
- };
-
- button_box_type = gtk_type_unique (gtk_box_get_type (), &button_box_info);
- }
-
- return button_box_type;
-}
+#include "config.h"
+#include "gtkbbox.h"
+#include "gtkprivate.h"
+#include "gtkintl.h"
+#include "gtkalias.h"
+
+enum {
+ PROP_0,
+ PROP_LAYOUT_STYLE
+};
+
+enum {
+ CHILD_PROP_0,
+ CHILD_PROP_SECONDARY
+};
+
+static void gtk_button_box_set_property (GObject *object,
+ guint prop_id,
+ const GValue *value,
+ GParamSpec *pspec);
+static void gtk_button_box_get_property (GObject *object,
+ guint prop_id,
+ GValue *value,
+ GParamSpec *pspec);
+static void gtk_button_box_set_child_property (GtkContainer *container,
+ GtkWidget *child,
+ guint property_id,
+ const GValue *value,
+ GParamSpec *pspec);
+static void gtk_button_box_get_child_property (GtkContainer *container,
+ GtkWidget *child,
+ guint property_id,
+ GValue *value,
+ GParamSpec *pspec);
+
+#define DEFAULT_CHILD_MIN_WIDTH 85
+#define DEFAULT_CHILD_MIN_HEIGHT 27
+#define DEFAULT_CHILD_IPAD_X 4
+#define DEFAULT_CHILD_IPAD_Y 0
+
+G_DEFINE_ABSTRACT_TYPE (GtkButtonBox, gtk_button_box, GTK_TYPE_BOX)
static void
gtk_button_box_class_init (GtkButtonBoxClass *class)
{
GtkWidgetClass *widget_class;
+ GObjectClass *gobject_class;
+ GtkContainerClass *container_class;
+ gobject_class = G_OBJECT_CLASS (class);
widget_class = (GtkWidgetClass*) class;
+ container_class = (GtkContainerClass*) class;
+
+ gobject_class->set_property = gtk_button_box_set_property;
+ gobject_class->get_property = gtk_button_box_get_property;
+
+ container_class->set_child_property = gtk_button_box_set_child_property;
+ container_class->get_child_property = gtk_button_box_get_child_property;
+
+ /* FIXME we need to override the "spacing" property on GtkBox once
+ * libgobject allows that.
+ */
+ gtk_widget_class_install_style_property (widget_class,
+ g_param_spec_int ("child-min-width",
+ P_("Minimum child width"),
+ P_("Minimum width of buttons inside the box"),
+ 0,
+ G_MAXINT,
+ DEFAULT_CHILD_MIN_WIDTH,
+ GTK_PARAM_READABLE));
+
+ gtk_widget_class_install_style_property (widget_class,
+ g_param_spec_int ("child-min-height",
+ P_("Minimum child height"),
+ P_("Minimum height of buttons inside the box"),
+ 0,
+ G_MAXINT,
+ DEFAULT_CHILD_MIN_HEIGHT,
+ GTK_PARAM_READABLE));
+
+ gtk_widget_class_install_style_property (widget_class,
+ g_param_spec_int ("child-internal-pad-x",
+ P_("Child internal width padding"),
+ P_("Amount to increase child's size on either side"),
+ 0,
+ G_MAXINT,
+ DEFAULT_CHILD_IPAD_X,
+ GTK_PARAM_READABLE));
+
+ gtk_widget_class_install_style_property (widget_class,
+ g_param_spec_int ("child-internal-pad-y",
+ P_("Child internal height padding"),
+ P_("Amount to increase child's size on the top and bottom"),
+ 0,
+ G_MAXINT,
+ DEFAULT_CHILD_IPAD_Y,
+ GTK_PARAM_READABLE));
+ g_object_class_install_property (gobject_class,
+ PROP_LAYOUT_STYLE,
+ g_param_spec_enum ("layout-style",
+ P_("Layout style"),
+ P_("How to layout the buttons in the box. Possible values are default, spread, edge, start and end"),
+ GTK_TYPE_BUTTON_BOX_STYLE,
+ GTK_BUTTONBOX_DEFAULT_STYLE,
+ GTK_PARAM_READWRITE));
+
+ gtk_container_class_install_child_property (container_class,
+ CHILD_PROP_SECONDARY,
+ g_param_spec_boolean ("secondary",
+ P_("Secondary"),
+ P_("If TRUE, the child appears in a secondary group of children, suitable for, e.g., help buttons"),
+ FALSE,
+ GTK_PARAM_READWRITE));
}
static void
gtk_button_box_init (GtkButtonBox *button_box)
{
- button_box->spacing = GTK_BUTTONBOX_DEFAULT;
+ GTK_BOX (button_box)->spacing = 0;
button_box->child_min_width = GTK_BUTTONBOX_DEFAULT;
button_box->child_min_height = GTK_BUTTONBOX_DEFAULT;
button_box->child_ipad_x = GTK_BUTTONBOX_DEFAULT;
button_box->layout_style = GTK_BUTTONBOX_DEFAULT_STYLE;
}
-
-/* set default values for child size and child internal padding */
-/* default spacing is in defined in subclasses */
-
-void gtk_button_box_set_child_size_default (gint width, gint height)
+static void
+gtk_button_box_set_property (GObject *object,
+ guint prop_id,
+ const GValue *value,
+ GParamSpec *pspec)
{
- default_child_min_width = width;
- default_child_min_height = height;
+ switch (prop_id)
+ {
+ case PROP_LAYOUT_STYLE:
+ gtk_button_box_set_layout (GTK_BUTTON_BOX (object),
+ g_value_get_enum (value));
+ break;
+ default:
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+ break;
+ }
}
-void gtk_button_box_set_child_ipadding_default (gint ipad_x, gint ipad_y)
+static void
+gtk_button_box_get_property (GObject *object,
+ guint prop_id,
+ GValue *value,
+ GParamSpec *pspec)
{
- default_child_ipad_x = ipad_x;
- default_child_ipad_y = ipad_y;
+ switch (prop_id)
+ {
+ case PROP_LAYOUT_STYLE:
+ g_value_set_enum (value, GTK_BUTTON_BOX (object)->layout_style);
+ break;
+ default:
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+ break;
+ }
}
-/* get default values for child size and child internal padding */
-
-void gtk_button_box_get_child_size_default (gint *width, gint *height)
+static void
+gtk_button_box_set_child_property (GtkContainer *container,
+ GtkWidget *child,
+ guint property_id,
+ const GValue *value,
+ GParamSpec *pspec)
{
- *width = default_child_min_width;
- *height = default_child_min_height;
+ switch (property_id)
+ {
+ case CHILD_PROP_SECONDARY:
+ gtk_button_box_set_child_secondary (GTK_BUTTON_BOX (container), child,
+ g_value_get_boolean (value));
+ break;
+ default:
+ GTK_CONTAINER_WARN_INVALID_CHILD_PROPERTY_ID (container, property_id, pspec);
+ break;
+ }
}
-void gtk_button_box_get_child_ipadding_default (gint *ipad_x, gint *ipad_y)
+static void
+gtk_button_box_get_child_property (GtkContainer *container,
+ GtkWidget *child,
+ guint property_id,
+ GValue *value,
+ GParamSpec *pspec)
{
- *ipad_x = default_child_ipad_x;
- *ipad_y = default_child_ipad_y;
+ switch (property_id)
+ {
+ case CHILD_PROP_SECONDARY:
+ g_value_set_boolean (value,
+ gtk_button_box_get_child_secondary (GTK_BUTTON_BOX (container),
+ child));
+ break;
+ default:
+ GTK_CONTAINER_WARN_INVALID_CHILD_PROPERTY_ID (container, property_id, pspec);
+ break;
+ }
}
/* set per widget values for spacing, child size and child internal padding */
-void gtk_button_box_set_spacing (GtkButtonBox *widget, gint spacing)
+void
+gtk_button_box_set_child_size (GtkButtonBox *widget,
+ gint width, gint height)
{
- widget->spacing = spacing;
-}
+ g_return_if_fail (GTK_IS_BUTTON_BOX (widget));
-void gtk_button_box_set_child_size (GtkButtonBox *widget, gint width, gint height)
-{
widget->child_min_width = width;
widget->child_min_height = height;
}
-void gtk_button_box_set_child_ipadding (GtkButtonBox *widget,
- gint ipad_x, gint ipad_y)
+void
+gtk_button_box_set_child_ipadding (GtkButtonBox *widget,
+ gint ipad_x, gint ipad_y)
{
+ g_return_if_fail (GTK_IS_BUTTON_BOX (widget));
+
widget->child_ipad_x = ipad_x;
widget->child_ipad_y = ipad_y;
}
-void gtk_button_box_set_layout (GtkButtonBox *widget,
- GtkButtonBoxStyle layout_style)
+void
+gtk_button_box_set_layout (GtkButtonBox *widget,
+ GtkButtonBoxStyle layout_style)
{
+ g_return_if_fail (GTK_IS_BUTTON_BOX (widget));
g_return_if_fail (layout_style >= GTK_BUTTONBOX_DEFAULT_STYLE &&
- layout_style <= GTK_BUTTONBOX_END);
+ layout_style <= GTK_BUTTONBOX_CENTER);
- widget->layout_style = layout_style;
+ if (widget->layout_style != layout_style)
+ {
+ widget->layout_style = layout_style;
+ g_object_notify (G_OBJECT (widget), "layout-style");
+ gtk_widget_queue_resize (GTK_WIDGET (widget));
+ }
}
/* get per widget values for spacing, child size and child internal padding */
-gint gtk_button_box_get_spacing (GtkButtonBox *widget)
+void
+gtk_button_box_get_child_size (GtkButtonBox *widget,
+ gint *width, gint *height)
{
- return widget->spacing;
-}
+ g_return_if_fail (GTK_IS_BUTTON_BOX (widget));
+ g_return_if_fail (width != NULL);
+ g_return_if_fail (height != NULL);
-void gtk_button_box_get_child_size (GtkButtonBox *widget,
- gint *width, gint *height)
-{
*width = widget->child_min_width;
*height = widget->child_min_height;
}
-void gtk_button_box_get_child_ipadding (GtkButtonBox *widget,
- gint* ipad_x, gint *ipad_y)
+void
+gtk_button_box_get_child_ipadding (GtkButtonBox *widget,
+ gint* ipad_x, gint *ipad_y)
{
+ g_return_if_fail (GTK_IS_BUTTON_BOX (widget));
+ g_return_if_fail (ipad_x != NULL);
+ g_return_if_fail (ipad_y != NULL);
+
*ipad_x = widget->child_ipad_x;
*ipad_y = widget->child_ipad_y;
}
-GtkButtonBoxStyle gtk_button_box_get_layout (GtkButtonBox *widget)
+GtkButtonBoxStyle
+gtk_button_box_get_layout (GtkButtonBox *widget)
{
+ g_return_val_if_fail (GTK_IS_BUTTON_BOX (widget), GTK_BUTTONBOX_SPREAD);
+
return widget->layout_style;
}
+/**
+ * gtk_button_box_get_child_secondary:
+ * @widget: a #GtkButtonBox
+ * @child: a child of @widget
+ *
+ * Returns whether @child should appear in a secondary group of children.
+ *
+ * Return value: whether @child should appear in a secondary group of children.
+ *
+ * Since: 2.4
+ **/
+gboolean
+gtk_button_box_get_child_secondary (GtkButtonBox *widget,
+ GtkWidget *child)
+{
+ GList *list;
+ GtkBoxChild *child_info;
+
+ g_return_val_if_fail (GTK_IS_BUTTON_BOX (widget), FALSE);
+ g_return_val_if_fail (GTK_IS_WIDGET (child), FALSE);
+
+ child_info = NULL;
+ list = GTK_BOX (widget)->children;
+ while (list)
+ {
+ child_info = list->data;
+ if (child_info->widget == child)
+ break;
+ list = list->next;
+ }
+
+ g_return_val_if_fail (list != NULL, FALSE);
+
+ return child_info->is_secondary;
+}
+
+/**
+ * gtk_button_box_set_child_secondary
+ * @widget: a #GtkButtonBox
+ * @child: a child of @widget
+ * @is_secondary: if %TRUE, the @child appears in a secondary group of the
+ * button box.
+ *
+ * Sets whether @child should appear in a secondary group of children.
+ * A typical use of a secondary child is the help button in a dialog.
+ *
+ * This group appears after the other children if the style
+ * is %GTK_BUTTONBOX_START, %GTK_BUTTONBOX_SPREAD or
+ * %GTK_BUTTONBOX_EDGE, and before the other children if the style
+ * is %GTK_BUTTONBOX_END. For horizontal button boxes, the definition
+ * of before/after depends on direction of the widget (see
+ * gtk_widget_set_direction()). If the style is %GTK_BUTTONBOX_START
+ * or %GTK_BUTTONBOX_END, then the secondary children are aligned at
+ * the other end of the button box from the main children. For the
+ * other styles, they appear immediately next to the main children.
+ **/
+void
+gtk_button_box_set_child_secondary (GtkButtonBox *widget,
+ GtkWidget *child,
+ gboolean is_secondary)
+{
+ GList *list;
+
+ g_return_if_fail (GTK_IS_BUTTON_BOX (widget));
+ g_return_if_fail (GTK_IS_WIDGET (child));
+ g_return_if_fail (child->parent == GTK_WIDGET (widget));
+
+ list = GTK_BOX (widget)->children;
+ while (list)
+ {
+ GtkBoxChild *child_info = list->data;
+ if (child_info->widget == child)
+ {
+ child_info->is_secondary = is_secondary;
+ break;
+ }
+
+ list = list->next;
+ }
+
+ gtk_widget_child_notify (child, "secondary");
+
+ if (GTK_WIDGET_VISIBLE (widget) && GTK_WIDGET_VISIBLE (child))
+ gtk_widget_queue_resize (child);
+}
/* Ask children how much space they require and round up
to match minimum size and internal padding.
Returns the size each single child should have. */
void
-gtk_button_box_child_requisition (GtkWidget *widget,
- int *nvis_children,
- int *width,
- int *height)
+_gtk_button_box_child_requisition (GtkWidget *widget,
+ int *nvis_children,
+ int *nvis_secondaries,
+ int *width,
+ int *height)
{
GtkButtonBox *bbox;
GtkBoxChild *child;
GList *children;
gint nchildren;
+ gint nsecondaries;
gint needed_width;
gint needed_height;
GtkRequisition child_requisition;
gint ipad_x;
gint ipad_y;
- g_return_if_fail (widget != NULL);
g_return_if_fail (GTK_IS_BUTTON_BOX (widget));
bbox = GTK_BUTTON_BOX (widget);
- gtk_button_box_get_child_size_default (&width_default, &height_default);
- gtk_button_box_get_child_ipadding_default (&ipad_x_default, &ipad_y_default);
+ gtk_widget_style_get (widget,
+ "child-min-width", &width_default,
+ "child-min-height", &height_default,
+ "child-internal-pad-x", &ipad_x_default,
+ "child-internal-pad-y", &ipad_y_default,
+ NULL);
child_min_width = bbox->child_min_width != GTK_BUTTONBOX_DEFAULT
? bbox->child_min_width : width_default;
? bbox->child_ipad_y : ipad_y_default;
nchildren = 0;
+ nsecondaries = 0;
children = GTK_BOX(bbox)->children;
needed_width = child_min_width;
needed_height = child_min_height;
{
nchildren += 1;
gtk_widget_size_request (child->widget, &child_requisition);
+
if (child_requisition.width + ipad_w > needed_width)
- needed_width = child_requisition.width + ipad_w;
+ needed_width = child_requisition.width + ipad_w;
if (child_requisition.height + ipad_h > needed_height)
- needed_height = child_requisition.height + ipad_h;
+ needed_height = child_requisition.height + ipad_h;
+ if (child->is_secondary)
+ nsecondaries++;
}
}
-
- *nvis_children = nchildren;
- *width = needed_width;
- *height = needed_height;
+
+ if (nvis_children)
+ *nvis_children = nchildren;
+ if (nvis_secondaries)
+ *nvis_secondaries = nsecondaries;
+ if (width)
+ *width = needed_width;
+ if (height)
+ *height = needed_height;
}
+
+#define __GTK_BUTTON_BOX_C__
+#include "gtkaliasdef.c"