104 lines
3.6 KiB
C
104 lines
3.6 KiB
C
/*
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* Copyright (C) 1997, 1998, 1999, 2000 Free Software Foundation
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* All rights reserved.
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*
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* This file is part of the Gnome Library.
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*
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* The Gnome Library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public License as
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* published by the Free Software Foundation; either version 2 of the
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* License, or (at your option) any later version.
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*
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* The Gnome Library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with the Gnome Library; see the file COPYING.LIB. If not,
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* write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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/*
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@NOTATION@
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*/
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/* Widget item type for FooCanvas widget
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*
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* FooCanvas is basically a port of the Tk toolkit's most excellent canvas widget. Tk is
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* copyrighted by the Regents of the University of California, Sun Microsystems, and other parties.
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*
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*
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* Author: Federico Mena <federico@nuclecu.unam.mx>
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*/
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#ifndef FOO_CANVAS_WIDGET_H
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#define FOO_CANVAS_WIDGET_H
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#include <libfoocanvas/foo-canvas.h>
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G_BEGIN_DECLS
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/* Widget item for canvas. The widget is positioned with respect to an anchor point.
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* The following object arguments are available:
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*
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* name type read/write description
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* ------------------------------------------------------------------------------------------
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* widget GtkWidget* RW Pointer to the widget
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* x double RW X coordinate of anchor point
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* y double RW Y coordinate of anchor point
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* width double RW Width of widget (see below)
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* height double RW Height of widget (see below)
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* anchor GtkAnchorType RW Anchor side for widget
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* size_pixels boolean RW Specifies whether the widget size
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* is specified in pixels or canvas units.
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* If it is in pixels, then the widget will not
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* be scaled when the canvas zoom factor changes.
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* Otherwise, it will be scaled.
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*/
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#define FOO_TYPE_CANVAS_WIDGET (foo_canvas_widget_get_type ())
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#define FOO_CANVAS_WIDGET(obj) (GTK_CHECK_CAST ((obj), FOO_TYPE_CANVAS_WIDGET, FooCanvasWidget))
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#define FOO_CANVAS_WIDGET_CLASS(klass) (GTK_CHECK_CLASS_CAST ((klass), FOO_TYPE_CANVAS_WIDGET, FooCanvasWidgetClass))
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#define FOO_IS_CANVAS_WIDGET(obj) (GTK_CHECK_TYPE ((obj), FOO_TYPE_CANVAS_WIDGET))
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#define FOO_IS_CANVAS_WIDGET_CLASS(klass) (GTK_CHECK_CLASS_TYPE ((klass), FOO_TYPE_CANVAS_WIDGET))
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#define FOO_CANVAS_WIDGET_GET_CLASS(obj) (GTK_CHECK_GET_CLASS ((obj), FOO_TYPE_CANVAS_WIDGET, FooCanvasWidgetClass))
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typedef struct _FooCanvasWidget FooCanvasWidget;
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typedef struct _FooCanvasWidgetClass FooCanvasWidgetClass;
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struct _FooCanvasWidget {
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FooCanvasItem item;
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GtkWidget *widget; /* The child widget */
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double x, y; /* Position at anchor */
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double width, height; /* Dimensions of widget */
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GtkAnchorType anchor; /* Anchor side for widget */
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int cx, cy; /* Top-left canvas coordinates for widget */
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int cwidth, cheight; /* Size of widget in pixels */
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guint destroy_id; /* Signal connection id for destruction of child widget */
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guint size_pixels : 1; /* Is size specified in (unchanging) pixels or units (get scaled)? */
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guint in_destroy : 1; /* Is child widget being destroyed? */
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};
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struct _FooCanvasWidgetClass {
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FooCanvasItemClass parent_class;
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};
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/* Standard Gtk function */
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GtkType foo_canvas_widget_get_type (void) G_GNUC_CONST;
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G_END_DECLS
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#endif
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