227 lines
8.0 KiB
C
227 lines
8.0 KiB
C
/*
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* window.c - window handling functions
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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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#include <xcb/xcb.h>
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#include <xcb/xcb_atom.h>
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#include "window.h"
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#include "common/atoms.h"
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extern awesome_t globalconf;
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/** Mask shorthands */
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#define BUTTONMASK (XCB_EVENT_MASK_BUTTON_PRESS | XCB_EVENT_MASK_BUTTON_RELEASE)
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/** Set client state (WM_STATE) property.
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* \param win The window to set state.
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* \param state The state to set.
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*/
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void
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window_setstate(xcb_window_t win, long state)
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{
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long data[] = { state, XCB_NONE };
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xcb_change_property(globalconf.connection, XCB_PROP_MODE_REPLACE, win,
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WM_STATE, WM_STATE, 32, 2, data);
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}
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/** Get a window state (WM_STATE).
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* \param w A client window.
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* \return The current state of the window, or -1 on error.
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*/
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long
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window_getstate(xcb_window_t w)
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{
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long result = -1;
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unsigned char *p = NULL;
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xcb_get_property_cookie_t prop_c;
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xcb_get_property_reply_t *prop_r;
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prop_c = xcb_get_property_unchecked(globalconf.connection, false, w,
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WM_STATE, WM_STATE,
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0L, 2L);
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if(!(prop_r = xcb_get_property_reply(globalconf.connection, prop_c, NULL)))
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return -1;
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p = xcb_get_property_value(prop_r);
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if(xcb_get_property_value_length(prop_r) != 0)
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result = *p;
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p_delete(&prop_r);
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return result;
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}
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/** Configure a window with its new geometry and border size.
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* \param win The X window id to configure.
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* \param geometry The new window geometry.
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* \param border The new border size.
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*/
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void
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window_configure(xcb_window_t win, area_t geometry, int border)
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{
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xcb_configure_notify_event_t ce;
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ce.response_type = XCB_CONFIGURE_NOTIFY;
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ce.event = win;
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ce.window = win;
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ce.x = geometry.x;
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ce.y = geometry.y;
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ce.width = geometry.width;
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ce.height = geometry.height;
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ce.border_width = border;
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ce.above_sibling = XCB_NONE;
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ce.override_redirect = false;
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xcb_send_event(globalconf.connection, false, win, XCB_EVENT_MASK_STRUCTURE_NOTIFY, (char *) &ce);
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}
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/** Grab or ungrab buttons on a window.
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* \param win The window.
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* \param root The root window.
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* \param buttons The buttons to grab.
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*/
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void
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window_grabbuttons(xcb_window_t win, xcb_window_t root, button_t *buttons)
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{
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button_t *b;
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for(b = buttons; b; b = b->next)
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{
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xcb_grab_button(globalconf.connection, false, win, BUTTONMASK,
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XCB_GRAB_MODE_SYNC, XCB_GRAB_MODE_ASYNC, XCB_NONE, XCB_NONE,
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b->button, b->mod);
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xcb_grab_button(globalconf.connection, false, win, BUTTONMASK,
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XCB_GRAB_MODE_SYNC, XCB_GRAB_MODE_ASYNC, XCB_NONE, XCB_NONE,
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b->button, b->mod | XCB_MOD_MASK_LOCK);
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xcb_grab_button(globalconf.connection, false, win, BUTTONMASK,
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XCB_GRAB_MODE_SYNC, XCB_GRAB_MODE_ASYNC, XCB_NONE, XCB_NONE,
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b->button, b->mod | globalconf.numlockmask);
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xcb_grab_button(globalconf.connection, false, win, BUTTONMASK,
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XCB_GRAB_MODE_SYNC, XCB_GRAB_MODE_ASYNC, XCB_NONE, XCB_NONE,
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b->button, b->mod | globalconf.numlockmask | XCB_MOD_MASK_LOCK);
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}
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xcb_ungrab_button(globalconf.connection, XCB_BUTTON_INDEX_ANY, root, ANY_MODIFIER);
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}
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/** Grab all buttons on the root window.
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* \param root The root window.
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*/
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void
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window_root_grabbuttons(xcb_window_t root)
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{
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button_t *b;
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for(b = globalconf.buttons.root; b; b = b->next)
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{
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xcb_grab_button(globalconf.connection, false, root, BUTTONMASK,
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XCB_GRAB_MODE_ASYNC, XCB_GRAB_MODE_SYNC, XCB_NONE, XCB_NONE,
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b->button, b->mod);
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xcb_grab_button(globalconf.connection, false, root, BUTTONMASK,
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XCB_GRAB_MODE_ASYNC, XCB_GRAB_MODE_SYNC, XCB_NONE, XCB_NONE,
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b->button, b->mod | XCB_MOD_MASK_LOCK);
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xcb_grab_button(globalconf.connection, false, root, BUTTONMASK,
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XCB_GRAB_MODE_ASYNC, XCB_GRAB_MODE_SYNC, XCB_NONE, XCB_NONE,
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b->button, b->mod | globalconf.numlockmask);
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xcb_grab_button(globalconf.connection, false, root, BUTTONMASK,
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XCB_GRAB_MODE_ASYNC, XCB_GRAB_MODE_SYNC, XCB_NONE, XCB_NONE,
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b->button, b->mod | globalconf.numlockmask | XCB_MOD_MASK_LOCK);
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}
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}
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/** Grab key on the root windows.
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* \param k The keybinding.
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*/
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void
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window_root_grabkey(keybinding_t *k)
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{
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int phys_screen = globalconf.default_screen;
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xcb_screen_t *s;
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xcb_keycode_t kc;
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if((kc = k->keycode)
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|| (k->keysym && (kc = xcb_key_symbols_get_keycode(globalconf.keysyms, k->keysym))))
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do
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{
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s = xutil_screen_get(globalconf.connection, phys_screen);
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xcb_grab_key(globalconf.connection, true, s->root,
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k->mod, kc, XCB_GRAB_MODE_ASYNC, XCB_GRAB_MODE_ASYNC);
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xcb_grab_key(globalconf.connection, true, s->root,
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k->mod | XCB_MOD_MASK_LOCK, kc, XCB_GRAB_MODE_ASYNC, XCB_GRAB_MODE_ASYNC);
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xcb_grab_key(globalconf.connection, true, s->root,
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k->mod | globalconf.numlockmask, kc, XCB_GRAB_MODE_ASYNC, XCB_GRAB_MODE_ASYNC);
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xcb_grab_key(globalconf.connection, true, s->root,
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k->mod | globalconf.numlockmask | XCB_MOD_MASK_LOCK, kc, XCB_GRAB_MODE_ASYNC,
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XCB_GRAB_MODE_ASYNC);
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phys_screen++;
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} while(!globalconf.screens_info->xinerama_is_active
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&& phys_screen < globalconf.screens_info->nscreen);
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}
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/** Ungrab key on the root windows.
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* \param k The keybinding.
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*/
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void
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window_root_ungrabkey(keybinding_t *k)
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{
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int phys_screen = globalconf.default_screen;
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xcb_screen_t *s;
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xcb_keycode_t kc;
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if((kc = k->keycode)
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|| (k->keysym && (kc = xcb_key_symbols_get_keycode(globalconf.keysyms, k->keysym))))
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do
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{
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s = xutil_screen_get(globalconf.connection, phys_screen);
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xcb_ungrab_key(globalconf.connection, kc, s->root,
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k->mod);
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xcb_ungrab_key(globalconf.connection, kc, s->root,
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k->mod | XCB_MOD_MASK_LOCK);
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xcb_ungrab_key(globalconf.connection, kc, s->root,
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k->mod | globalconf.numlockmask);
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xcb_ungrab_key(globalconf.connection, kc, s->root,
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k->mod | globalconf.numlockmask | XCB_MOD_MASK_LOCK);
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phys_screen++;
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} while(!globalconf.screens_info->xinerama_is_active
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&& phys_screen < globalconf.screens_info->nscreen);
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}
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/** Set transparency of a window.
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* \param win The window.
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* \param opacity Opacity of the window, between 0 and 1.
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*/
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void
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window_settrans(xcb_window_t win, double opacity)
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{
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unsigned int real_opacity = 0xffffffff;
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if(opacity >= 0 && opacity <= 1)
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{
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real_opacity = opacity * 0xffffffff;
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xcb_change_property(globalconf.connection, XCB_PROP_MODE_REPLACE, win,
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_NET_WM_WINDOW_OPACITY, CARDINAL, 32, 1L, &real_opacity);
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}
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else
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xcb_delete_property(globalconf.connection, win, _NET_WM_WINDOW_OPACITY);
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}
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// vim: filetype=c:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=80
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