mirror of
https://github.com/awesomeWM/awesome
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135 lines
3.8 KiB
C
135 lines
3.8 KiB
C
/*
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* common/xutil.h - X-related useful functions header
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*
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* Copyright © 2007-2008 Julien Danjou <julien@danjou.info>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (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,
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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
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* GNU 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 along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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*/
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#ifndef AWESOME_COMMON_XUTIL_H
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#define AWESOME_COMMON_XUTIL_H
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#include <xcb/xcb.h>
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#include <xcb/xcb_keysyms.h>
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#include <xcb/xcb_aux.h>
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#include <xcb/xcb_event.h>
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/* XCB doesn't provide keysyms definition */
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#include <X11/keysym.h>
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#include "array.h"
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#define XUTIL_MASK_CLEAN(mask) (mask & ~(globalconf.numlockmask | XCB_MOD_MASK_LOCK))
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/* X error codes */
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/* Everything's okay */
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#define XUTIL_SUCCESS 0
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/* Bad request code */
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#define XUTIL_BAD_REQUEST 1
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/* Int parameter out of range */
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#define XUTIL_BAD_VALUE 2
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/* Parameter not a Window */
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#define XUTIL_BAD_WINDOW 3
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/* Parameter not a Pixmap */
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#define XUTIL_BAD_PIXMAP 4
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/* Parameter not an Atom */
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#define XUTIL_BAD_ATOM 5
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/* Parameter not a Cursor */
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#define XUTIL_BAD_CURSOR 6
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/* Parameter not a Font */
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#define XUTIL_BAD_FONT 7
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/* Parameter mismatch */
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#define XUTIL_BAD_MATCH 8
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/* Parameter not a Pixmap or Window */
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#define XUTIL_BAD_DRAWABLE 9
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/* Depending on context:
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- key/button already grabbed
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- attempt to free an illegal
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cmap entry
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- attempt to store into a read-only
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color map entry.
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- attempt to modify the access control
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list from other than the local host.
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*/
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#define XUTIL_BAD_ACCESS 10
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/* Insufficient resources */
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#define XUTIL_BAD_ALLOC 11
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/* No such colormap */
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#define XUTIL_BAD_COLOR 12
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/* Parameter not a GC */
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#define XUTIL_BAD_GC 13
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/* Choice not in range or already used */
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#define XUTIL_BAD_ID_CHOICE 14
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/* Font or color name doesn't exist */
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#define XUTIL_BAD_NAME 15
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/* Request length incorrect */
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#define XUTIL_BAD_LENGTH 16
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/* Server is defective */
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#define XUTIL_BAD_IMPLEMENTATION 17
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bool xutil_text_prop_get(xcb_connection_t *, xcb_window_t, xcb_atom_t, char **, ssize_t *);
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void xutil_lock_mask_get(xcb_connection_t *, xcb_get_modifier_mapping_cookie_t,
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xcb_key_symbols_t *, unsigned int *, unsigned int *,
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unsigned int *);
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/** Set the same handler for all errors */
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void xutil_error_handler_catch_all_set(xcb_event_handlers_t *,
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xcb_generic_error_handler_t, void *);
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typedef struct
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{
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uint8_t request_code;
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char *request_label;
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char *error_label;
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} xutil_error_t;
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bool xutil_error_init(const xcb_generic_error_t *, xutil_error_t *);
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xcb_keysym_t xutil_key_mask_fromstr(const char *, size_t);
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unsigned int xutil_button_fromint(int);
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static inline void
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xutil_error_wipe(xutil_error_t *err)
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{
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p_delete(&err->error_label);
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p_delete(&err->request_label);
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}
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/* Get the informations about the screen.
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* \param c X connection.
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* \param screen Screen number.
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* \return Screen informations (must not be freed!).
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*/
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static inline xcb_screen_t *
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xutil_screen_get(xcb_connection_t *c, int screen)
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{
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xcb_screen_t *s;
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if(xcb_connection_has_error(c))
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fatal("X connection invalid");
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s = xcb_aux_get_screen(c, screen);
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assert(s);
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return s;
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}
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int xutil_root2screen(xcb_connection_t *, xcb_window_t);
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#endif
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// vim: filetype=c:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=80
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