/* * screen.c - screen management * * Copyright © 2007-2008 Julien Danjou * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This program 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 General Public License for more details. * * You should have received a copy of the GNU General Public License along * with this program; if not, write to the Free Software Foundation, Inc., * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. * */ #include #include #include #include "screen.h" #include "tag.h" #include "client.h" #include "layouts/floating.h" extern awesome_t globalconf; /** Get screens info. * \param screen Screen number. * \param statusbar Statusbar list to remove. * \param padding Padding. * \return The screen area. */ area_t screen_area_get(int screen, statusbar_t *statusbar, padding_t *padding) { area_t area = globalconf.screens_info->geometry[screen]; statusbar_t *sb; /* make padding corrections */ if(padding) { area.x += padding->left; area.y += padding->top; area.width -= padding->left + padding->right; area.height -= padding->top + padding->bottom; } for(sb = statusbar; sb; sb = sb->next) switch(sb->position) { case Top: area.y += sb->height; case Bottom: area.height -= sb->height; break; case Left: area.x += sb->height; case Right: area.width -= sb->height; break; default: break; } return area; } /** Get display info. * \param phys_screen Physical screen number. * \param statusbar The statusbars. * \param padding Padding. * \return The display area. */ area_t display_area_get(int phys_screen, statusbar_t *statusbar, padding_t *padding) { area_t area = { 0, 0, 0, 0 }; statusbar_t *sb; xcb_screen_t *s = xutil_screen_get(globalconf.connection, phys_screen); area.width = s->width_in_pixels; area.height = s->height_in_pixels; for(sb = statusbar; sb; sb = sb->next) { area.y += sb->position == Top ? sb->height : 0; area.height -= (sb->position == Top || sb->position == Bottom) ? sb->height : 0; } /* make padding corrections */ if(padding) { area.x += padding->left; area.y += padding->top; area.width -= padding->left + padding->right; area.height -= padding->top + padding->bottom; } return area; } /** This returns the real X screen number for a logical * screen if Xinerama is active. * \param screen The logical screen. * \return The X screen. */ int screen_virttophys(int screen) { if(globalconf.screens_info->xinerama_is_active) return globalconf.default_screen; return screen; } /** Move a client to a virtual screen. * \param c The client to move. * \param new_screen The destinatiuon screen number. * \param doresize Set to true if we also move the client to the new x and * y of the new screen. */ void screen_client_moveto(client_t *c, int new_screen, bool doresize) { int i, old_screen = c->screen; tag_array_t *old_tags = &globalconf.screens[old_screen].tags, *new_tags = &globalconf.screens[new_screen].tags; area_t from, to; c->screen = new_screen; /* remove old tags */ for(i = 0; i < old_tags->len; i++) untag_client(c, old_tags->tab[i]); /* add new tags */ for(i = 0; i < new_tags->len; i++) if(new_tags->tab[i]->selected) tag_client(c, new_tags->tab[i]); /* resize the windows if it's floating */ if(doresize && old_screen != c->screen) { area_t new_geometry, new_f_geometry; new_f_geometry = c->f_geometry; to = screen_area_get(c->screen, NULL, NULL); from = screen_area_get(old_screen, NULL, NULL); /* compute new coords in new screen */ new_f_geometry.x = (c->f_geometry.x - from.x) + to.x; new_f_geometry.y = (c->f_geometry.y - from.y) + to.y; /* check that new coords are still in the screen */ if(new_f_geometry.width > to.width) new_f_geometry.width = to.width; if(new_f_geometry.height > to.height) new_f_geometry.height = to.height; if(new_f_geometry.x + new_f_geometry.width >= to.x + to.width) new_f_geometry.x = to.x + to.width - new_f_geometry.width - 2 * c->border; if(new_f_geometry.y + new_f_geometry.height >= to.y + to.height) new_f_geometry.y = to.y + to.height - new_f_geometry.height - 2 * c->border; if(c->ismax) { new_geometry = c->geometry; /* compute new coords in new screen */ new_geometry.x = (c->geometry.x - from.x) + to.x; new_geometry.y = (c->geometry.y - from.y) + to.y; /* check that new coords are still in the screen */ if(new_geometry.width > to.width) new_geometry.width = to.width; if(new_geometry.height > to.height) new_geometry.height = to.height; if(new_geometry.x + new_geometry.width >= to.x + to.width) new_geometry.x = to.x + to.width - new_geometry.width - 2 * c->border; if(new_geometry.y + new_geometry.height >= to.y + to.height) new_geometry.y = to.y + to.height - new_geometry.height - 2 * c->border; /* compute new coords for max in new screen */ c->m_geometry.x = (c->m_geometry.x - from.x) + to.x; c->m_geometry.y = (c->m_geometry.y - from.y) + to.y; /* check that new coords are still in the screen */ if(c->m_geometry.width > to.width) c->m_geometry.width = to.width; if(c->m_geometry.height > to.height) c->m_geometry.height = to.height; if(c->m_geometry.x + c->m_geometry.width >= to.x + to.width) c->m_geometry.x = to.x + to.width - c->m_geometry.width - 2 * c->border; if(c->m_geometry.y + c->m_geometry.height >= to.y + to.height) c->m_geometry.y = to.y + to.height - c->m_geometry.height - 2 * c->border; client_resize(c, new_geometry, false); } /* if floating, move to this new coords */ else if(c->isfloating) client_resize(c, new_f_geometry, false); /* otherwise just register them */ else { c->f_geometry = new_f_geometry; globalconf.screens[old_screen].need_arrange = true; globalconf.screens[c->screen].need_arrange = true; } } } // vim: filetype=c:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=80