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| -rw-r--r-- | gtk/gtkprivate.h | 70 |
1 files changed, 70 insertions, 0 deletions
diff --git a/gtk/gtkprivate.h b/gtk/gtkprivate.h new file mode 100644 index 0000000000..27aa4514fc --- /dev/null +++ b/gtk/gtkprivate.h @@ -0,0 +1,70 @@ +/* GTK - The GIMP 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 + * 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. + * + * You should have received a copy of the GNU Library General Public + * License along with this library; if not, write to the Free + * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + */ +#ifndef __GTK_PRIVATE_H__ +#define __GTK_PRIVATE_H__ + + +#include <gtk/gtkobject.h> +#include <gtk/gtkwidget.h> + + +#ifdef __cplusplus +extern "C" { +#endif /* __cplusplus */ + + + +/* The private flags that are used in the private_flags member of GtkWidget. + */ +enum +{ + PRIVATE_GTK_USER_STYLE = 1 << 0, + PRIVATE_GTK_REDRAW_PENDING = 1 << 1, + PRIVATE_GTK_RESIZE_PENDING = 1 << 2, + PRIVATE_GTK_RESIZE_NEEDED = 1 << 3, + PRIVATE_GTK_LEAVE_PENDING = 1 << 4, + PRIVATE_GTK_HAS_SHAPE_MASK = 1 << 5, + PRIVATE_GTK_IN_REPARENT = 1 << 6 +}; + +/* Macros for extracting a widgets private_flags from GtkWidget. + */ +#define GTK_PRIVATE_FLAGS(wid) (GTK_WIDGET (wid)->private_flags) +#define GTK_WIDGET_USER_STYLE(obj) (GTK_PRIVATE_FLAGS (obj) & PRIVATE_GTK_USER_STYLE) +#define GTK_WIDGET_REDRAW_PENDING(obj) (GTK_PRIVATE_FLAGS (obj) & PRIVATE_GTK_REDRAW_PENDING) +#define GTK_WIDGET_RESIZE_PENDING(obj) (GTK_PRIVATE_FLAGS (obj) & PRIVATE_GTK_RESIZE_PENDING) +#define GTK_WIDGET_RESIZE_NEEDED(obj) (GTK_PRIVATE_FLAGS (obj) & PRIVATE_GTK_RESIZE_NEEDED) +#define GTK_WIDGET_LEAVE_PENDING(obj) (GTK_PRIVATE_FLAGS (obj) & PRIVATE_GTK_LEAVE_PENDING) +#define GTK_WIDGET_HAS_SHAPE_MASK(obj) (GTK_PRIVATE_FLAGS (obj) & PRIVATE_GTK_HAS_SHAPE_MASK) +#define GTK_WIDGET_IN_REPARENT(obj) (GTK_PRIVATE_FLAGS (obj) & PRIVATE_GTK_IN_REPARENT) + +/* Macros for setting and clearing private widget flags. + * we use a preprocessor string concatenation here for a clear + * flags/private_flags distinction at the cost of single flag operations. + */ +#define GTK_PRIVATE_SET_FLAGS(wid,flag) G_STMT_START{ (GTK_PRIVATE_FLAGS (wid) |= (PRIVATE_ ## flag)); }G_STMT_END +#define GTK_PRIVATE_UNSET_FLAGS(wid,flag) G_STMT_START{ (GTK_PRIVATE_FLAGS (wid) &= ~(PRIVATE_ ## flag)); }G_STMT_END + + + +#ifdef __cplusplus +} +#endif /* __cplusplus */ + + +#endif /* __GTK_PRIVATE_H__ */ |