118 lines
3.3 KiB
C
118 lines
3.3 KiB
C
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/* Metacity Theme Engine Header */
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/*
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* Copyright (C) 2001 Havoc Pennington
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU 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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* This program is distributed in the hope that it will be useful, but
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* 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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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
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* 02111-1307, USA.
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*/
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#ifndef META_THEME_H
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#define META_THEME_H
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#include <Xlib.h>
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typedef struct _MetaFrameInfo MetaFrameInfo;
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typedef struct _MetaThemeEngine MetaThemeEngine;
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typedef enum
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{
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META_FRAME_ALLOWS_DELETE = 1 << 0,
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META_FRAME_ALLOWS_MENU = 1 << 1,
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META_FRAME_ALLOWS_ICONIFY = 1 << 2,
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META_FRAME_ALLOWS_MAXIMIZE = 1 << 3,
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META_FRAME_ALLOWS_RESIZE = 1 << 4,
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META_FRAME_TRANSIENT = 1 << 5
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} MetaFrameFlags;
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typedef enum
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{
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META_FRAME_CONTROL_DELETE,
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META_FRAME_CONTROL_MENU,
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META_FRAME_CONTROL_ICONIFY,
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META_FRAME_CONTROL_MAXIMIZE,
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META_FRAME_CONTROL_RESIZE_SE,
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META_FRAME_CONTROL_RESIZE_S,
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META_FRAME_CONTROL_RESIZE_SW,
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META_FRAME_CONTROL_RESIZE_N,
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META_FRAME_CONTROL_RESIZE_NE,
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META_FRAME_CONTROL_RESIZE_NW,
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META_FRAME_CONTROL_RESIZE_W,
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META_FRAME_CONTROL_RESIZE_E
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} MetaFrameControl;
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struct _MetaFrameInfo
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{
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/* These are read-only to engines */
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MetaFrameFlags flags;
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Window xwindow; /* == None in fill_frame_geometry */
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Display *display;
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Visual *visual;
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int depth;
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Colormap cmap;
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char *title;
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/* total frame size normally, but equal to child size in
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* fill_frame_geometry
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*/
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int width;
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int height;
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/* Below here the engine can change things
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* in fill_frame_geometry, though defaults are already
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* filled in.
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*/
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/* border sizes (space between frame and child) */
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int left_width;
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int right_width;
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int top_height;
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int bottom_height;
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/* background color */
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unsigned long background_pixel;
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Pixmap shape_mask;
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/* FIXME shape region */
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};
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struct _MetaThemeEngine
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{
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void (* unload_engine) (void);
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/* returns frame_data to use */
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gpointer (* acquire_frame) (MetaFrameInfo *info);
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/* should free frame_data */
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void (* release_frame) (MetaFrameInfo *info,
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gpointer frame_data);
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void (* fill_frame_geometry) (MetaFrameInfo *info,
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gpointer frame_data);
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void (* expose_frame) (MetaFrameInfo *info,
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int x, int y,
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int width, int height,
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gpointer frame_data);
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MetaFrameControl (* get_control) (MetaFrameInfo *info,
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int x, int y,
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gpointer frame_data);
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};
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extern MetaThemeEngine meta_default_engine;
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#endif
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