* 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/.
+ * GTK+ at ftp://ftp.gtk.org/pub/gtk/.
*/
#include "config.h"
+
+#include "gtkorientable.h"
#include "gtkvbox.h"
-#include "gtkintl.h"
#include "gtkalias.h"
-
-static void gtk_vbox_size_request (GtkWidget *widget,
- GtkRequisition *requisition);
-static void gtk_vbox_size_allocate (GtkWidget *widget,
- GtkAllocation *allocation);
+/**
+ * SECTION:gtkvbox
+ * @Short_description: A vertical container box
+ * @Title: GtkVBox
+ * @See_also: #GtkHBox
+ *
+ * A #GtkVBox is a container that organizes child widgets into a single column.
+ *
+ * Use the #GtkBox packing interface to determine the arrangement,
+ * spacing, height, and alignment of #GtkVBox children.
+ *
+ * All children are allocated the same width.
+ */
G_DEFINE_TYPE (GtkVBox, gtk_vbox, GTK_TYPE_BOX)
static void
gtk_vbox_class_init (GtkVBoxClass *class)
{
- GtkWidgetClass *widget_class;
-
- widget_class = (GtkWidgetClass*) class;
-
- widget_class->size_request = gtk_vbox_size_request;
- widget_class->size_allocate = gtk_vbox_size_allocate;
}
static void
gtk_vbox_init (GtkVBox *vbox)
{
-}
-
-GtkWidget*
-gtk_vbox_new (gboolean homogeneous,
- gint spacing)
-{
- GtkVBox *vbox;
+ gtk_orientable_set_orientation (GTK_ORIENTABLE (vbox),
+ GTK_ORIENTATION_VERTICAL);
- vbox = g_object_new (GTK_TYPE_VBOX, NULL);
-
- GTK_BOX (vbox)->spacing = spacing;
- GTK_BOX (vbox)->homogeneous = homogeneous ? TRUE : FALSE;
-
- return GTK_WIDGET (vbox);
+ _gtk_box_set_old_defaults (GTK_BOX (vbox));
}
-
-static void
-gtk_vbox_size_request (GtkWidget *widget,
- GtkRequisition *requisition)
-{
- GtkBox *box;
- GtkBoxChild *child;
- GtkRequisition child_requisition;
- GList *children;
- gint nvis_children;
- gint height;
-
- box = GTK_BOX (widget);
- requisition->width = 0;
- requisition->height = 0;
- nvis_children = 0;
-
- children = box->children;
- while (children)
- {
- child = children->data;
- children = children->next;
-
- if (GTK_WIDGET_VISIBLE (child->widget))
- {
- gtk_widget_size_request (child->widget, &child_requisition);
-
- if (box->homogeneous)
- {
- height = child_requisition.height + child->padding * 2;
- requisition->height = MAX (requisition->height, height);
- }
- else
- {
- requisition->height += child_requisition.height + child->padding * 2;
- }
-
- requisition->width = MAX (requisition->width, child_requisition.width);
-
- nvis_children += 1;
- }
- }
-
- if (nvis_children > 0)
- {
- if (box->homogeneous)
- requisition->height *= nvis_children;
- requisition->height += (nvis_children - 1) * box->spacing;
- }
-
- requisition->width += GTK_CONTAINER (box)->border_width * 2;
- requisition->height += GTK_CONTAINER (box)->border_width * 2;
-}
-
-static void
-gtk_vbox_size_allocate (GtkWidget *widget,
- GtkAllocation *allocation)
+/**
+ * gtk_vbox_new:
+ * @homogeneous: %TRUE if all children are to be given equal space allotments.
+ * @spacing: the number of pixels to place by default between children.
+ *
+ * Creates a new #GtkVBox.
+ *
+ * Returns: a new #GtkVBox.
+ */
+GtkWidget *
+gtk_vbox_new (gboolean homogeneous,
+ gint spacing)
{
- GtkBox *box;
- GtkBoxChild *child;
- GList *children;
- GtkAllocation child_allocation;
- gint nvis_children;
- gint nexpand_children;
- gint child_height;
- gint height;
- gint extra;
- gint y;
-
- box = GTK_BOX (widget);
- widget->allocation = *allocation;
-
- nvis_children = 0;
- nexpand_children = 0;
- children = box->children;
-
- while (children)
- {
- child = children->data;
- children = children->next;
-
- if (GTK_WIDGET_VISIBLE (child->widget))
- {
- nvis_children += 1;
- if (child->expand)
- nexpand_children += 1;
- }
- }
-
- if (nvis_children > 0)
- {
- if (box->homogeneous)
- {
- height = (allocation->height -
- GTK_CONTAINER (box)->border_width * 2 -
- (nvis_children - 1) * box->spacing);
- extra = height / nvis_children;
- }
- else if (nexpand_children > 0)
- {
- height = (gint) allocation->height - (gint) widget->requisition.height;
- extra = height / nexpand_children;
- }
- else
- {
- height = 0;
- extra = 0;
- }
-
- y = allocation->y + GTK_CONTAINER (box)->border_width;
- child_allocation.x = allocation->x + GTK_CONTAINER (box)->border_width;
- child_allocation.width = MAX (1, (gint) allocation->width - (gint) GTK_CONTAINER (box)->border_width * 2);
-
- children = box->children;
- while (children)
- {
- child = children->data;
- children = children->next;
-
- if ((child->pack == GTK_PACK_START) && GTK_WIDGET_VISIBLE (child->widget))
- {
- if (box->homogeneous)
- {
- if (nvis_children == 1)
- child_height = height;
- else
- child_height = extra;
-
- nvis_children -= 1;
- height -= extra;
- }
- else
- {
- GtkRequisition child_requisition;
-
- gtk_widget_get_child_requisition (child->widget, &child_requisition);
- child_height = child_requisition.height + child->padding * 2;
-
- if (child->expand)
- {
- if (nexpand_children == 1)
- child_height += height;
- else
- child_height += extra;
-
- nexpand_children -= 1;
- height -= extra;
- }
- }
-
- if (child->fill)
- {
- child_allocation.height = MAX (1, child_height - (gint)child->padding * 2);
- child_allocation.y = y + child->padding;
- }
- else
- {
- GtkRequisition child_requisition;
-
- gtk_widget_get_child_requisition (child->widget, &child_requisition);
- child_allocation.height = child_requisition.height;
- child_allocation.y = y + (child_height - child_allocation.height) / 2;
- }
-
- gtk_widget_size_allocate (child->widget, &child_allocation);
-
- y += child_height + box->spacing;
- }
- }
-
- y = allocation->y + allocation->height - GTK_CONTAINER (box)->border_width;
-
- children = box->children;
- while (children)
- {
- child = children->data;
- children = children->next;
-
- if ((child->pack == GTK_PACK_END) && GTK_WIDGET_VISIBLE (child->widget))
- {
- GtkRequisition child_requisition;
- gtk_widget_get_child_requisition (child->widget, &child_requisition);
-
- if (box->homogeneous)
- {
- if (nvis_children == 1)
- child_height = height;
- else
- child_height = extra;
-
- nvis_children -= 1;
- height -= extra;
- }
- else
- {
- child_height = child_requisition.height + child->padding * 2;
-
- if (child->expand)
- {
- if (nexpand_children == 1)
- child_height += height;
- else
- child_height += extra;
-
- nexpand_children -= 1;
- height -= extra;
- }
- }
-
- if (child->fill)
- {
- child_allocation.height = MAX (1, child_height - (gint)child->padding * 2);
- child_allocation.y = y + child->padding - child_height;
- }
- else
- {
- child_allocation.height = child_requisition.height;
- child_allocation.y = y + (child_height - child_allocation.height) / 2 - child_height;
- }
-
- gtk_widget_size_allocate (child->widget, &child_allocation);
-
- y -= (child_height + box->spacing);
- }
- }
- }
+ return g_object_new (GTK_TYPE_VBOX,
+ "spacing", spacing,
+ "homogeneous", homogeneous ? TRUE : FALSE,
+ NULL);
}
#define __GTK_VBOX_C__