source: trunk/third/bonobo/bonobo/bonobo-ui-toolbar-separator-item.c @ 15509

/* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 8; tab-width: 8 -*- */
/**
 * bonobo-ui-toolbar-separator-item.h
 *
 * Author:
 *    Ettore Perazzoli
 *
 * Copyright (C) 2000 Helix Code, Inc.
 */

#ifdef HAVE_CONFIG_H
#include <config.h>
#endif

#include <gnome.h>
#include "bonobo-ui-toolbar-separator-item.h"


#define PARENT_TYPE bonobo_ui_toolbar_item_get_type ()
static BonoboUIToolbarItemClass *parent_class = NULL;


#define BORDER_WIDTH        2

#define SPACE_LINE_DIVISION 10
#define SPACE_LINE_START    3
#define SPACE_LINE_END      7


/* GtkWidget methods.  */

static void
impl_size_request (GtkWidget *widget,
                   GtkRequisition *requisition)
{
        int border_width;

        border_width = GTK_CONTAINER (widget)->border_width;

        requisition->width  = 2 * border_width + widget->style->klass->xthickness;
        requisition->height = 2 * border_width + widget->style->klass->ythickness;
}

static void
impl_draw (GtkWidget *widget,
           GdkRectangle *area)
{
        BonoboUIToolbarItem *item;
        const GtkAllocation *allocation;
        GtkOrientation orientation;
        int border_width;

        item = BONOBO_UI_TOOLBAR_ITEM (widget);

        allocation = &widget->allocation;
        border_width = GTK_CONTAINER (widget)->border_width;

        orientation = bonobo_ui_toolbar_item_get_orientation (item);

        if (orientation == GTK_ORIENTATION_HORIZONTAL)
                gtk_paint_vline (widget->style, widget->window,
                                 GTK_WIDGET_STATE (widget), area, widget,
                                 "toolbar",
                                 allocation->y + allocation->height * SPACE_LINE_START / SPACE_LINE_DIVISION,
                                 allocation->y + allocation->height * SPACE_LINE_END / SPACE_LINE_DIVISION,
                                 allocation->x + border_width);
        else
                gtk_paint_hline (widget->style, widget->window,
                                 GTK_WIDGET_STATE (widget), area, widget,
                                 "toolbar",
                                 allocation->x + allocation->width * SPACE_LINE_START / SPACE_LINE_DIVISION,
                                 allocation->x + allocation->width * SPACE_LINE_END / SPACE_LINE_DIVISION,
                                 allocation->y + border_width);
}

static int
impl_expose_event (GtkWidget *widget,
                   GdkEventExpose *expose)
{
        gtk_widget_draw (widget, &expose->area);

        return FALSE;
}


static void
class_init (BonoboUIToolbarSeparatorItemClass *separator_item_class)
{
        GtkWidgetClass *widget_class;

        widget_class = GTK_WIDGET_CLASS (separator_item_class);
        widget_class->size_request = impl_size_request;
        widget_class->draw         = impl_draw;
        widget_class->expose_event = impl_expose_event;

        parent_class = gtk_type_class (bonobo_ui_toolbar_item_get_type ());
}

static void
init (BonoboUIToolbarSeparatorItem *toolbar_separator_item)
{
        gtk_container_set_border_width (GTK_CONTAINER (toolbar_separator_item), BORDER_WIDTH);
}


GtkType
bonobo_ui_toolbar_separator_item_get_type (void)
{
        static GtkType type = 0;

        if (type == 0) {
                static const GtkTypeInfo info = {
                        "BonoboUIToolbarSeparatorItem",
                        sizeof (BonoboUIToolbarSeparatorItem),
                        sizeof (BonoboUIToolbarSeparatorItemClass),
                        (GtkClassInitFunc) class_init,
                        (GtkObjectInitFunc) init,
                        /* reserved_1 */ NULL,
                        /* reserved_2 */ NULL,
                        (GtkClassInitFunc) NULL,
                };

                type = gtk_type_unique (PARENT_TYPE, &info);
        }

        return type;
}


GtkWidget *
bonobo_ui_toolbar_separator_item_new (void)
{
        BonoboUIToolbarSeparatorItem *new;

        new = gtk_type_new (bonobo_ui_toolbar_separator_item_get_type ());

        return GTK_WIDGET (new);
}