103 lines
3.5 KiB
C
103 lines
3.5 KiB
C
/*
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* layout.c - layout management
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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 "layout.h"
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#include "tag.h"
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#include "window.h"
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#include "screen.h"
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#include "titlebar.h"
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/** Arrange windows following current selected layout.
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* \param screen The screen to arrange.
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*/
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static void
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arrange(screen_t *screen)
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{
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uint32_t select_input_val[] = { CLIENT_SELECT_INPUT_EVENT_MASK & ~(XCB_EVENT_MASK_ENTER_WINDOW | XCB_EVENT_MASK_LEAVE_WINDOW) };
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foreach(_c, globalconf.clients)
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{
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client_t *c = *_c;
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/* Bob Marley v2:
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* While we arrange, we do not want to receive EnterNotify or LeaveNotify
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* events, or we would get spurious events. */
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xcb_change_window_attributes(globalconf.connection,
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c->win,
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XCB_CW_EVENT_MASK,
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select_input_val);
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/* Restore titlebar before client, so geometry is ok again. */
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if(titlebar_isvisible(c, screen))
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titlebar_unban(c->titlebar);
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if(client_isvisible(c, screen))
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client_unban(c);
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}
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/* Some people disliked the short flicker of background, so we first unban everything.
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* Afterwards we ban everything we don't want. This should avoid that. */
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foreach(_c, globalconf.clients)
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{
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client_t *c = *_c;
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if(!titlebar_isvisible(c, screen) && c->screen == screen)
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titlebar_ban(c->titlebar);
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/* we don't touch other screens windows */
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if(!client_isvisible(c, screen) && c->screen == screen)
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client_ban(c);
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}
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/* Reset status before calling arrange hook.
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* This is needed if you call a function that relies
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* on need_arrange while arrange is in progress.
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*/
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screen->need_arrange = false;
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/* call hook */
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if(globalconf.hooks.arrange != LUA_REFNIL)
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{
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lua_pushnumber(globalconf.L, screen_array_indexof(&globalconf.screens, screen) + 1);
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luaA_dofunction(globalconf.L, globalconf.hooks.arrange, 1, 0);
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}
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/* Now, we want to receive EnterNotify and LeaveNotify events back. */
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select_input_val[0] = CLIENT_SELECT_INPUT_EVENT_MASK;
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foreach(c, globalconf.clients)
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xcb_change_window_attributes(globalconf.connection,
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(*c)->win,
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XCB_CW_EVENT_MASK,
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select_input_val);
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}
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/** Refresh the screen disposition
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* \return true if the screen was arranged, false otherwise
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*/
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void
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layout_refresh(void)
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{
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foreach(screen, globalconf.screens)
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if(screen->need_arrange)
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arrange(screen);
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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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