/* * client.c - client 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 #include #include "client.h" #include "tag.h" #include "rules.h" #include "window.h" #include "focus.h" #include "ewmh.h" #include "widget.h" #include "screen.h" #include "titlebar.h" #include "layouts/floating.h" #include "common/markup.h" #include "common/xutil.h" #include "common/xscreen.h" extern AwesomeConf globalconf; /** Load windows properties, restoring client's tag * and floating state before awesome was restarted if any, * \todo This may bug if number of tags is != than before, * \param c A client pointer * \param screen A virtual screen number. * \return true if client had property, false otherwise. */ static bool client_loadprops(client_t * c, int screen) { int i, ntags = 0; tag_t *tag; char *prop = NULL; bool result = false; for(tag = globalconf.screens[screen].tags; tag; tag = tag->next) ntags++; if(xutil_gettextprop(globalconf.connection, c->win, &globalconf.atoms, xutil_intern_atom_reply(globalconf.connection, &globalconf.atoms, xutil_intern_atom(globalconf.connection, &globalconf.atoms, "_AWESOME_PROPERTIES")), &prop)) { for(i = 0, tag = globalconf.screens[screen].tags; tag && i < ntags && prop[i]; i++, tag = tag->next) if(prop[i] == '1') { tag_client(c, tag); result = true; } else untag_client(c, tag); if(prop[i]) client_setfloating(c, prop[i] == '1', (prop[i + 1] >= 0 && prop[i + 1] <= LAYER_FULLSCREEN) ? atoi(&prop[i + 1]) : prop[i] == '1' ? LAYER_FLOAT : LAYER_TILE); } p_delete(&prop); return result; } /** Check if client supports protocol WM_DELETE_WINDOW, * \param win The window. * \return true if client has WM_DELETE_WINDOW, false otherwise. */ static bool client_isprotodel(xcb_window_t win) { uint32_t i, n; xcb_atom_t wm_delete_win_atom; xcb_atom_t *protocols; bool ret = false; if(xcb_get_wm_protocols(globalconf.connection, win, &n, &protocols)) { wm_delete_win_atom = xutil_intern_atom_reply(globalconf.connection, &globalconf.atoms, xutil_intern_atom(globalconf.connection, &globalconf.atoms, "WM_DELETE_WINDOW")); for(i = 0; !ret && i < n; i++) if(protocols[i] == wm_delete_win_atom) ret = true; p_delete(&protocols); } return ret; } /** Returns true if a client is tagged * with one of the tags in any screen. * \return true if client is tagged, false otherwise. */ static bool client_isvisible_anyscreen(client_t *c) { tag_t *tag; int screen; if(!c) return false; if(globalconf.scratch.client == c) return globalconf.scratch.isvisible; for(screen = 0; screen < globalconf.screens_info->nscreen; screen++) for(tag = globalconf.screens[screen].tags; tag; tag = tag->next) if(tag->selected && is_client_tagged(c, tag)) return true; return false; } /** Returns true if a client is tagged * with one of the tags of the specified screen. * \param c The client to check. * \param screen Virtual screen number. * \return true if the client is visible, false otherwise. */ bool client_isvisible(client_t *c, int screen) { tag_t *tag; if(!c || c->screen != screen) return false; if(globalconf.scratch.client == c) return globalconf.scratch.isvisible; for(tag = globalconf.screens[screen].tags; tag; tag = tag->next) if(tag->selected && is_client_tagged(c, tag)) return true; return false; } /** Get a client by its window ID. * \param list A client_t list to look into. * \param w The client_t window to find. * \return A client pointer if found, NULL otherwise. */ client_t * client_get_bywin(client_t *list, xcb_window_t w) { client_t *c; for(c = list; c && c->win != w; c = c->next); return c; } /** Get a client by its name. * \param list The client_t list to look into. * \param name Name to search. * \return First matching client. */ client_t * client_get_byname(client_t *list, char *name) { client_t *c; for(c = list; c; c = c->next) if(strstr(c->name, name)) return c; return NULL; } /** Update client name attribute with its new title. * \param c The client. */ void client_updatetitle(client_t *c) { char *name; if(!xutil_gettextprop(globalconf.connection, c->win, &globalconf.atoms, xutil_intern_atom_reply(globalconf.connection, &globalconf.atoms, xutil_intern_atom(globalconf.connection, &globalconf.atoms, "_NET_WM_NAME")), &name)) if(!xutil_gettextprop(globalconf.connection, c->win, &globalconf.atoms, xutil_intern_atom_reply(globalconf.connection, &globalconf.atoms, xutil_intern_atom(globalconf.connection, &globalconf.atoms, "WM_NAME")), &name)) return; p_delete(&c->name); c->name = name; titlebar_draw(c); widget_invalidate_cache(c->screen, WIDGET_CACHE_CLIENTS); } static void client_unfocus(client_t *c) { if(globalconf.screens[c->screen].opacity_unfocused != -1) window_settrans(c->win, globalconf.screens[c->screen].opacity_unfocused); else if(globalconf.screens[c->screen].opacity_focused != -1) window_settrans(c->win, -1); focus_add_client(NULL); xcb_change_window_attributes(globalconf.connection, c->win, XCB_CW_BORDER_PIXEL, &globalconf.screens[c->screen].styles.normal.border.pixel); widget_invalidate_cache(c->screen, WIDGET_CACHE_CLIENTS); titlebar_draw(c); } /** Ban client and unmap it * \param c the client */ void client_ban(client_t *c) { if(globalconf.focus->client == c) client_unfocus(c); xcb_unmap_window(globalconf.connection, c->win); window_setstate(c->win, XCB_WM_ICONIC_STATE); if(c->titlebar.position && c->titlebar.sw) xcb_unmap_window(globalconf.connection, c->titlebar.sw->window); } /** Give focus to client, or to first client if c is NULL * \param c client * \param screen Screen ID * \param raise raise window if true * \return true if a window (even root) has received focus, false otherwise */ bool client_focus(client_t *c, int screen, bool raise) { int phys_screen; /* if c is NULL or invisible, take next client in the focus history */ if((!c || (c && (!client_isvisible(c, screen)))) && !(c = focus_get_current_client(screen))) /* if c is still NULL take next client in the stack */ for(c = globalconf.clients; c && (c->skip || !client_isvisible(c, screen)); c = c->next); /* if c is already the focused window, then stop */ if(c == globalconf.focus->client) return false; /* unfocus current selected client */ if(globalconf.focus->client) client_unfocus(globalconf.focus->client); if(c) { /* unban the client before focusing or it will fail */ client_unban(c); /* save sel in focus history */ focus_add_client(c); if(globalconf.screens[c->screen].opacity_focused != -1) window_settrans(c->win, globalconf.screens[c->screen].opacity_focused); else if(globalconf.screens[c->screen].opacity_unfocused != -1) window_settrans(c->win, -1); xcb_change_window_attributes(globalconf.connection, c->win, XCB_CW_BORDER_PIXEL, &globalconf.screens[screen].styles.focus.border.pixel); titlebar_draw(c); xcb_set_input_focus(globalconf.connection, XCB_INPUT_FOCUS_POINTER_ROOT, c->win, XCB_CURRENT_TIME); if(raise) client_stack(c); /* since we're dropping EnterWindow events and sometimes the window * will appear under the mouse, grabbuttons */ window_grabbuttons(c->win, c->phys_screen); phys_screen = c->phys_screen; } else { phys_screen = screen_virttophys(screen); xcb_set_input_focus(globalconf.connection, XCB_INPUT_FOCUS_POINTER_ROOT, xcb_aux_get_screen(globalconf.connection, phys_screen)->root, XCB_CURRENT_TIME); } ewmh_update_net_active_window(phys_screen); widget_invalidate_cache(screen, WIDGET_CACHE_CLIENTS); return true; } void client_stack(client_t *c) { uint32_t config_win_vals[2]; client_t *client; layer_t layer; config_win_vals[0] = XCB_NONE; config_win_vals[1] = XCB_STACK_MODE_ABOVE; for(layer = LAYER_DESKTOP; layer < LAYER_FULLSCREEN; layer++) { /* \todo we need to maintain a separate stack list */ for(client = globalconf.clients; client; client = client->next) { if(client->layer == layer && client != c && client_isvisible_anyscreen(client)) { if(client->titlebar.position && client->titlebar.sw) { xcb_configure_window(globalconf.connection, client->titlebar.sw->window, XCB_CONFIG_WINDOW_SIBLING | XCB_CONFIG_WINDOW_STACK_MODE, config_win_vals); config_win_vals[0] = client->titlebar.sw->window; } xcb_configure_window(globalconf.connection, client->win, XCB_CONFIG_WINDOW_SIBLING | XCB_CONFIG_WINDOW_STACK_MODE, config_win_vals); config_win_vals[0] = client->win; } } if(c->layer == layer) { if(c->titlebar.position && c->titlebar.sw) { xcb_configure_window(globalconf.connection, c->titlebar.sw->window, XCB_CONFIG_WINDOW_SIBLING | XCB_CONFIG_WINDOW_STACK_MODE, config_win_vals); config_win_vals[0] = c->titlebar.sw->window; } xcb_configure_window(globalconf.connection, c->win, XCB_CONFIG_WINDOW_SIBLING | XCB_CONFIG_WINDOW_STACK_MODE, config_win_vals); config_win_vals[0] = c->win; } } } /** Manage a new client * \param w The window * \param wgeom Window geometry * \param screen Screen ID */ void client_manage(xcb_window_t w, xcb_get_geometry_reply_t *wgeom, int screen) { client_t *c, *t = NULL; xcb_window_t trans; bool rettrans, retloadprops; uint32_t config_win_val; tag_t *tag; rule_t *rule; xcb_size_hints_t *u_size_hints; c = p_new(client_t, 1); c->screen = screen_get_bycoord(globalconf.screens_info, screen, wgeom->x, wgeom->y); if(globalconf.screens_info->xinerama_is_active) c->phys_screen = globalconf.default_screen; else c->phys_screen = c->screen; /* Initial values */ c->win = w; c->geometry.x = c->f_geometry.x = c->m_geometry.x = wgeom->x; c->geometry.y = c->f_geometry.y = c->m_geometry.y = wgeom->y; c->geometry.width = c->f_geometry.width = c->m_geometry.width = wgeom->width; c->geometry.height = c->f_geometry.height = c->m_geometry.height = wgeom->height; c->oldborder = wgeom->border_width; c->newcomer = true; c->layer = c->oldlayer = LAYER_TILE; /* Set windows borders */ config_win_val = c->border = globalconf.screens[screen].borderpx; xcb_configure_window(globalconf.connection, w, XCB_CONFIG_WINDOW_BORDER_WIDTH, &config_win_val); /* propagates border_width, if size doesn't change */ window_configure(c->win, c->geometry, c->border); /* update window title */ client_updatetitle(c); /* update hints */ u_size_hints = client_updatesizehints(c); client_updatewmhints(c); /* Try to load props if any */ if(!(retloadprops = client_loadprops(c, screen))) move_client_to_screen(c, screen, true); /* Then check clients hints */ ewmh_check_client_hints(c); /* default titlebar position */ c->titlebar = globalconf.screens[screen].titlebar_default; /* get the matching rule if any */ rule = rule_matching_client(c); /* Then apply rules if no props */ if(!retloadprops && rule) { if(rule->screen != RULE_NOSCREEN) move_client_to_screen(c, rule->screen, true); tag_client_with_rule(c, rule); switch(rule->isfloating) { case Maybe: break; case Yes: client_setfloating(c, true, c->layer != LAYER_TILE ? c->layer : LAYER_FLOAT); break; case No: client_setfloating(c, false, LAYER_TILE); break; } if(rule->opacity >= 0.0f) window_settrans(c->win, rule->opacity); } /* check for transient and set tags like its parent */ if((rettrans = xutil_get_transient_for_hint(globalconf.connection, w, &trans)) && (t = client_get_bywin(globalconf.clients, trans))) for(tag = globalconf.screens[c->screen].tags; tag; tag = tag->next) if(is_client_tagged(t, tag)) tag_client(c, tag); /* should be floating if transsient or fixed */ if(rettrans || c->isfixed) client_setfloating(c, true, c->layer != LAYER_TILE ? c->layer : LAYER_FLOAT); /* titlebar init */ if(rule && rule->titlebar.position != Auto) c->titlebar = rule->titlebar; titlebar_init(c); if(!retloadprops && u_size_hints && !(xcb_size_hints_get_flags(u_size_hints) & (XCB_SIZE_US_POSITION_HINT | XCB_SIZE_P_POSITION_HINT))) { if(c->isfloating && !c->ismax) client_resize(c, globalconf.screens[c->screen].floating_placement(c), false); else c->f_geometry = globalconf.screens[c->screen].floating_placement(c); xcb_free_size_hints(u_size_hints); } /* update titlebar with real floating info now */ titlebar_update_geometry_floating(c); const uint32_t select_input_val[] = { XCB_EVENT_MASK_STRUCTURE_NOTIFY | XCB_EVENT_MASK_PROPERTY_CHANGE | XCB_EVENT_MASK_ENTER_WINDOW }; xcb_change_window_attributes(globalconf.connection, w, XCB_CW_EVENT_MASK, select_input_val); /* handle xshape */ if(globalconf.have_shape) { xcb_shape_select_input(globalconf.connection, w, true); window_setshape(c->win, c->phys_screen); } /* attach to the stack */ if(rule) switch(rule->ismaster) { case Yes: client_list_push(&globalconf.clients, c); break; case No: client_list_append(&globalconf.clients, c); break; case Maybe: rule = NULL; break; } if(!rule) { if(globalconf.screens[c->screen].new_become_master) client_list_push(&globalconf.clients, c); else client_list_append(&globalconf.clients, c); } widget_invalidate_cache(c->screen, WIDGET_CACHE_CLIENTS); ewmh_update_net_client_list(c->phys_screen); } static area_t client_geometry_hints(client_t *c, area_t geometry) { double dx, dy, max, min, ratio; if(c->minay > 0 && c->maxay > 0 && (geometry.height - c->baseh) > 0 && (geometry.width - c->basew) > 0) { dx = (double) (geometry.width - c->basew); dy = (double) (geometry.height - c->baseh); min = (double) (c->minax) / (double) (c->minay); max = (double) (c->maxax) / (double) (c->maxay); ratio = dx / dy; if(max > 0 && min > 0 && ratio > 0) { if(ratio < min) { dy = (dx * min + dy) / (min * min + 1); dx = dy * min; geometry.width = (int) dx + c->basew; geometry.height = (int) dy + c->baseh; } else if(ratio > max) { dy = (dx * min + dy) / (max * max + 1); dx = dy * min; geometry.width = (int) dx + c->basew; geometry.height = (int) dy + c->baseh; } } } if(c->minw && geometry.width < c->minw) geometry.width = c->minw; if(c->minh && geometry.height < c->minh) geometry.height = c->minh; if(c->maxw && geometry.width > c->maxw) geometry.width = c->maxw; if(c->maxh && geometry.height > c->maxh) geometry.height = c->maxh; if(c->incw) geometry.width -= (geometry.width - c->basew) % c->incw; if(c->inch) geometry.height -= (geometry.height - c->baseh) % c->inch; return geometry; } /** Resize client window * \param c client to resize * \param geometry new window geometry * \param hints use resize hints * \param return true if resize has been done */ bool client_resize(client_t *c, area_t geometry, bool hints) { int new_screen; area_t area; Layout *layout = layout_get_current(c->screen); bool resized = false; if(!c->ismoving && !c->isfloating && layout->arrange != layout_floating) { titlebar_update_geometry(c, geometry); geometry = titlebar_geometry_remove(&c->titlebar, geometry); } /* Values to configure a window is an array where values are * stored according to 'value_mask' */ uint32_t values[5]; if(hints) geometry = client_geometry_hints(c, geometry); if(geometry.width <= 0 || geometry.height <= 0) return false; /* offscreen appearance fixes */ area = get_display_area(c->phys_screen, NULL, &globalconf.screens[c->screen].padding); if(geometry.x > area.width) geometry.x = area.width - geometry.width - 2 * c->border; if(geometry.y > area.height) geometry.y = area.height - geometry.height - 2 * c->border; if(geometry.x + geometry.width + 2 * c->border < 0) geometry.x = 0; if(geometry.y + geometry.height + 2 * c->border < 0) geometry.y = 0; if(c->geometry.x != geometry.x || c->geometry.y != geometry.y || c->geometry.width != geometry.width || c->geometry.height != geometry.height) { new_screen = screen_get_bycoord(globalconf.screens_info, c->screen, geometry.x, geometry.y); c->geometry.x = values[0] = geometry.x; c->geometry.width = values[2] = geometry.width; c->geometry.y = values[1] = geometry.y; c->geometry.height = values[3] = geometry.height; values[4] = c->border; /* save the floating geometry if the window is floating but not * maximized */ if(c->ismoving || c->isfloating || layout_get_current(new_screen)->arrange == layout_floating) { if(!c->ismax) c->f_geometry = geometry; titlebar_update_geometry_floating(c); } xcb_configure_window(globalconf.connection, c->win, XCB_CONFIG_WINDOW_X | XCB_CONFIG_WINDOW_Y | XCB_CONFIG_WINDOW_WIDTH | XCB_CONFIG_WINDOW_HEIGHT | XCB_CONFIG_WINDOW_BORDER_WIDTH, values); window_configure(c->win, geometry, c->border); if(c->screen != new_screen) move_client_to_screen(c, new_screen, false); resized = true; } /* call it again like it was floating, * we want it to be sticked to the window */ if(!c->ismoving && !c->isfloating && layout->arrange != layout_floating) titlebar_update_geometry_floating(c); return resized; } void client_setfloating(client_t *c, bool floating, layer_t layer) { if(c->isfloating != floating) { if((c->isfloating = floating)) client_resize(c, c->f_geometry, false); else if(c->ismax) { c->ismax = false; client_resize(c, c->m_geometry, false); } if(client_isvisible(c, c->screen)) globalconf.screens[c->screen].need_arrange = true; widget_invalidate_cache(c->screen, WIDGET_CACHE_CLIENTS); if(floating) { c->oldlayer = c->layer; c->layer = layer; } else { c->layer = c->oldlayer; } client_stack(c); client_saveprops(c); } } /** Save client properties as an X property * \param c client */ void client_saveprops(client_t *c) { int i = 0, ntags = 0; char *prop; tag_t *tag; for(tag = globalconf.screens[c->screen].tags; tag; tag = tag->next) ntags++; prop = p_new(char, ntags + 3); for(tag = globalconf.screens[c->screen].tags; tag; tag = tag->next, i++) prop[i] = is_client_tagged(c, tag) ? '1' : '0'; prop[i] = c->isfloating ? '1' : '0'; sprintf(&prop[++i], "%d", c->layer); prop[++i] = '\0'; xcb_change_property(globalconf.connection, XCB_PROP_MODE_REPLACE, c->win, xutil_intern_atom_reply(globalconf.connection, &globalconf.atoms, xutil_intern_atom(globalconf.connection, &globalconf.atoms, "_AWESOME_PROPERTIES")), STRING, 8, i, (unsigned char *) prop); p_delete(&prop); } void client_unban(client_t *c) { xcb_map_window(globalconf.connection, c->win); window_setstate(c->win, XCB_WM_NORMAL_STATE); if(c->titlebar.sw && c->titlebar.position != Off) xcb_map_window(globalconf.connection, c->titlebar.sw->window); } void client_unmanage(client_t *c) { tag_t *tag; /* The server grab construct avoids race conditions. */ xcb_grab_server(globalconf.connection); xcb_configure_window(globalconf.connection, c->win, XCB_CONFIG_WINDOW_BORDER_WIDTH, (uint32_t *) &c->oldborder); /* remove client everywhere */ client_list_detach(&globalconf.clients, c); focus_delete_client(c); if(globalconf.scratch.client == c) globalconf.scratch.client = NULL; for(tag = globalconf.screens[c->screen].tags; tag; tag = tag->next) untag_client(c, tag); if(globalconf.focus->client == c) client_focus(NULL, c->screen, true); xcb_ungrab_button(globalconf.connection, XCB_BUTTON_INDEX_ANY, c->win, ANY_MODIFIER); window_setstate(c->win, XCB_WM_WITHDRAWN_STATE); xcb_aux_sync(globalconf.connection); xcb_ungrab_server(globalconf.connection); if(c->titlebar.sw) simplewindow_delete(&c->titlebar.sw); p_delete(&c); } void client_updatewmhints(client_t *c) { xcb_wm_hints_t *wmh = NULL; if((wmh = xcb_get_wm_hints(globalconf.connection, c->win))) { const uint32_t wm_hints_flags = xcb_wm_hints_get_flags(wmh); if((c->isurgent = ((wm_hints_flags & XCB_WM_X_URGENCY_HINT) && globalconf.focus->client != c))) { widget_invalidate_cache(c->screen, WIDGET_CACHE_CLIENTS); titlebar_draw(c); } if((wm_hints_flags & XCB_WM_STATE_HINT) && (xcb_wm_hints_get_initial_state(wmh) == XCB_WM_WITHDRAWN_STATE)) { c->border = 0; c->skip = true; } xcb_free_wm_hints(wmh); } } xcb_size_hints_t * client_updatesizehints(client_t *c) { long msize; xcb_size_hints_t *size = NULL; if(!(size = xcb_get_wm_normal_hints(globalconf.connection, c->win, &msize))) return NULL; const uint32_t size_flags = xcb_size_hints_get_flags(size); if((size_flags & XCB_SIZE_P_SIZE_HINT)) xcb_size_hints_get_base_size(size, &c->basew, &c->baseh); else if((size_flags & XCB_SIZE_P_MIN_SIZE_HINT)) xcb_size_hints_get_min_size(size, &c->basew, &c->baseh); else c->basew = c->baseh = 0; if((size_flags & XCB_SIZE_P_RESIZE_INC_HINT)) xcb_size_hints_get_increase(size, &c->incw, &c->inch); else c->incw = c->inch = 0; if((size_flags & XCB_SIZE_P_MAX_SIZE_HINT)) xcb_size_hints_get_max_size(size, &c->maxw, &c->maxh); else c->maxw = c->maxh = 0; if((size_flags & XCB_SIZE_P_MIN_SIZE_HINT)) xcb_size_hints_get_min_size(size, &c->minw, &c->minh); else if((size_flags & XCB_SIZE_BASE_SIZE_HINT)) xcb_size_hints_get_base_size(size, &c->minw, &c->minh); else c->minw = c->minh = 0; if((size_flags & XCB_SIZE_P_ASPECT_HINT)) { xcb_size_hints_get_min_aspect(size, &c->minax, &c->minay); xcb_size_hints_get_max_aspect(size, &c->maxax, &c->maxay); } else c->minax = c->maxax = c->minay = c->maxay = 0; if(c->maxw && c->minw && c->maxh && c->minh && c->maxw == c->minw && c->maxh == c->minh) c->isfixed = true; return size; } /** Get the style related to a client: focus, urgent, normal. * \param c The client. * \return The style to apply for this client. */ style_t * client_style_get(client_t *c) { if(globalconf.focus->client == c) return &globalconf.screens[c->screen].styles.focus; else if(c->isurgent) return &globalconf.screens[c->screen].styles.urgent; return &globalconf.screens[c->screen].styles.normal; } char * client_markup_parse(client_t *c, const char *str, ssize_t len) { const char *elements[] = { "title", NULL }; char *title_esc = g_markup_escape_text(c->name, -1); const char *elements_sub[] = { title_esc , NULL }; markup_parser_data_t *p; char *ret; p = markup_parser_data_new(elements, elements_sub, countof(elements)); if(markup_parse(p, str, len)) { ret = p->text; p->text = NULL; } else ret = a_strdup(str); markup_parser_data_delete(&p); p_delete(&title_esc); return ret; } /** Set the transparency of the selected client. * Argument should be an absolut or relativ floating between 0.0 and 1.0 * \param screen Screen ID * \param arg unused arg * \ingroup ui_callback */ void uicb_client_settrans(int screen __attribute__ ((unused)), char *arg) { double delta = 1.0, current_opacity = 100.0; unsigned int current_opacity_raw = 0; int set_prop = 0; client_t *sel = globalconf.focus->client; xcb_get_property_reply_t *prop_r; if(!sel) return; prop_r = xcb_get_property_reply(globalconf.connection, xcb_get_property_unchecked(globalconf.connection, false, sel->win, xutil_intern_atom_reply(globalconf.connection, &globalconf.atoms, xutil_intern_atom(globalconf.connection, &globalconf.atoms, "_NET_WM_WINDOW_OPACITY")), CARDINAL, 0, 1), NULL); if(prop_r) { memcpy(¤t_opacity_raw, xcb_get_property_value(prop_r), sizeof(unsigned int)); current_opacity = (double) current_opacity_raw / 0xffffffff; p_delete(&prop_r); } else set_prop = 1; delta = compute_new_value_from_arg(arg, current_opacity); if(delta <= 0.0) delta = 0.0; else if(delta > 1.0) { delta = 1.0; set_prop = 1; } if(delta == 1.0 && !set_prop) window_settrans(sel->win, -1); else window_settrans(sel->win, delta); } /** Find a visible client on screen. Return next client or previous client if * nindex is less than 0. If nindex is 0, then sel itself can be returned if * visible. * \param sel Current selected client. * \param nindex Number of windows to match before returning. * \return Next or previous visible client. */ static client_t * client_find_visible(client_t *sel, int nindex) { int i = 0, screen; client_t *next; client_t *(*client_iter)(client_t **, client_t *) = client_list_next_cycle; if(!sel) return NULL; screen = sel->screen; if(nindex < 0) client_iter = client_list_prev_cycle; else if(nindex == 0) sel = client_list_prev_cycle(&globalconf.clients, sel); nindex = abs(nindex); /* look for previous or next starting at sel */ for(next = client_iter(&globalconf.clients, sel); next && next != sel; next = client_iter(&globalconf.clients, next)) { if(!next->skip && client_isvisible(next, screen)) i++; if(i >= nindex) return next; } return NULL; } /** Swap the currently focused client with another one. * The argument must be an integer 1 for next, 2 for next of next, -1 for * previous, etc. 0 will swap with the visible master window. * \param screen Virtual screen number. * \param arg Relative number in the client stack. * \ingroup ui_callback */ void uicb_client_swap(int screen, char *arg) { client_t *swap = NULL; int i; if(arg && (i = atoi(arg))) swap = client_find_visible(globalconf.focus->client, i); else if(globalconf.focus->client == globalconf.clients) swap = client_find_visible(globalconf.focus->client, 1); else swap = globalconf.clients; if(swap) { client_list_swap(&globalconf.clients, swap, globalconf.focus->client); globalconf.screens[screen].need_arrange = true; widget_invalidate_cache(screen, WIDGET_CACHE_CLIENTS); } } /** Move and resize a client. Argument should be in format "x y w h" with * absolute (1, 20, 300, ...) or relative (+10, -200, ...) values. * \param screen Screen ID * \param arg x y w h * \ingroup ui_callback */ void uicb_client_moveresize(int screen, char *arg) { int ox, oy, ow, oh; /* old geometry */ char x[8], y[8], w[8], h[8]; int nmx, nmy; area_t geometry; client_t *sel = globalconf.focus->client; xcb_query_pointer_reply_t *xqp; Layout *curlay = layout_get_current(screen); if(!sel || sel->isfixed || !arg || (curlay->arrange != layout_floating && !sel->isfloating)) return; if(sscanf(arg, "%s %s %s %s", x, y, w, h) != 4) return; geometry.x = (int) compute_new_value_from_arg(x, sel->geometry.x); geometry.y = (int) compute_new_value_from_arg(y, sel->geometry.y); geometry.width = (int) compute_new_value_from_arg(w, sel->geometry.width); geometry.height = (int) compute_new_value_from_arg(h, sel->geometry.height); ox = sel->geometry.x; oy = sel->geometry.y; ow = sel->geometry.width; oh = sel->geometry.height; xqp = xcb_query_pointer_reply(globalconf.connection, xcb_query_pointer_unchecked(globalconf.connection, xcb_aux_get_screen(globalconf.connection, sel->phys_screen)->root), NULL); if(globalconf.screens[sel->screen].resize_hints) geometry = client_geometry_hints(sel, geometry); client_resize(sel, geometry, false); if (xqp) { if(ox <= xqp->root_x && (ox + 2 * sel->border + ow) >= xqp->root_x && oy <= xqp->root_y && (oy + 2 * sel->border + oh) >= xqp->root_y) { nmx = xqp->root_x - (ox + sel->border) + sel->geometry.width - ow; nmy = xqp->root_y - (oy + sel->border) + sel->geometry.height - oh; if(nmx < -sel->border) /* can happen on a resize */ nmx = -sel->border; if(nmy < -sel->border) nmy = -sel->border; xcb_warp_pointer(globalconf.connection, XCB_NONE, sel->win, 0, 0, 0, 0, nmx, nmy); } p_delete(&xqp); } } /** Kill a client via a WM_DELETE_WINDOW request or XKillClient if not * supported. * \param c the client to kill */ void client_kill(client_t *c) { xcb_client_message_event_t ev; if(client_isprotodel(c->win)) { /* Initialize all of event's fields first */ memset(&ev, 0, sizeof(ev)); ev.response_type = XCB_CLIENT_MESSAGE; ev.window = c->win; ev.type = xutil_intern_atom_reply(globalconf.connection, &globalconf.atoms, xutil_intern_atom(globalconf.connection, &globalconf.atoms, "WM_PROTOCOLS")); ev.format = 32; ev.data.data32[0] = xutil_intern_atom_reply(globalconf.connection, &globalconf.atoms, xutil_intern_atom(globalconf.connection, &globalconf.atoms, "WM_DELETE_WINDOW")); ev.data.data32[1] = XCB_CURRENT_TIME; xcb_send_event(globalconf.connection, false, c->win, XCB_EVENT_MASK_NO_EVENT, (char *) &ev); } else xcb_kill_client(globalconf.connection, c->win); } /** Kill the currently focused client. * \param screen Screen ID * \param arg unused * \ingroup ui_callback */ void uicb_client_kill(int screen __attribute__ ((unused)), char *arg __attribute__ ((unused))) { client_t *sel = globalconf.focus->client; if(sel) client_kill(sel); } /** Maximize the client to the given geometry. * \param c the client to maximize * \param geometry the geometry to use for maximizing */ static void client_maximize(client_t *c, area_t geometry) { if((c->ismax = !c->ismax)) { /* disable titlebar */ c->titlebar.position = Off; c->wasfloating = c->isfloating; c->m_geometry = c->geometry; if(layout_get_current(c->screen)->arrange != layout_floating) client_setfloating(c, true, LAYER_FULLSCREEN); client_focus(c, c->screen, true); client_resize(c, geometry, false); } else if(c->wasfloating) { c->titlebar.position = c->titlebar.dposition; client_setfloating(c, true, LAYER_FULLSCREEN); client_resize(c, c->m_geometry, false); widget_invalidate_cache(c->screen, WIDGET_CACHE_CLIENTS); } else if(layout_get_current(c->screen)->arrange == layout_floating) { c->titlebar.position = c->titlebar.dposition; client_resize(c, c->m_geometry, false); } else { c->titlebar.position = c->titlebar.dposition; client_setfloating(c, false, LAYER_TILE); } widget_invalidate_cache(c->screen, WIDGET_CACHE_CLIENTS); } /** Toggle maximization state for the focused client. * \param screen Virtual screen number. * \param arg Either "vertical", "horizontal" or nothing for both. * \ingroup ui_callback */ void uicb_client_togglemax(int screen, char *arg) { area_t area; if(!globalconf.focus->client) return; area = screen_get_area(screen, globalconf.screens[screen].statusbar, &globalconf.screens[screen].padding); if(arg && arg[0] == 'v') { area.x = globalconf.focus->client->geometry.x; area.width = globalconf.focus->client->geometry.width; area.height -= 2 * globalconf.focus->client->border; } else if(arg && arg[0] == 'h') { area.y = globalconf.focus->client->geometry.y; area.height = globalconf.focus->client->geometry.height; area.width -= 2 * globalconf.focus->client->border; } else { area.width -= 2 * globalconf.focus->client->border; area.height -= 2 * globalconf.focus->client->border; } client_maximize(globalconf.focus->client, area); } /** Give focus to the next or previous visible client in the stack. * Argument mus be a relative number of windows to give focus after current one. * Giving 1 as argument will focus next visible window, -2 will focus previous * of previous visible window. Giving 0 as argument will focus master window. * \param screen Virtual screen number. * \param arg Relative number in the client stack. * \ingroup ui_callback */ void uicb_client_focus(int screen, char *arg) { client_t *next = NULL; int i; if(arg && (i = atoi(arg))) next = client_find_visible(globalconf.focus->client, i); else if(globalconf.clients) next = client_find_visible(globalconf.clients, 0); if(next) client_focus(next, screen, true); } /** Set or toggle the floating state of the focused client. * Argument must be none to toggle, or a boolean value to set. * \param screen Virtual screen number. * \param arg * \ingroup ui_callback */ void uicb_client_setfloating(int screen __attribute__ ((unused)), char *arg) { bool floating; if(!globalconf.focus->client) return; if(!arg) floating = !globalconf.focus->client->isfloating; else floating = a_strtobool(arg); client_setfloating(globalconf.focus->client, !globalconf.focus->client->isfloating, globalconf.focus->client->layer == LAYER_FLOAT ? LAYER_TILE : LAYER_FLOAT); } /** Toggle the scratch client attribute on the focused client. * \param screen screen number * \param arg unused argument * \ingroup ui_callback */ void uicb_client_setscratch(int screen, char *arg __attribute__ ((unused))) { if(!globalconf.focus->client) return; if(globalconf.scratch.client == globalconf.focus->client) globalconf.scratch.client = NULL; else globalconf.scratch.client = globalconf.focus->client; widget_invalidate_cache(screen, WIDGET_CACHE_CLIENTS | WIDGET_CACHE_TAGS); globalconf.screens[screen].need_arrange = true; } void uicb_client_redraw(int screen __attribute__ ((unused)), char *arg __attribute__ ((unused))) { if(!globalconf.focus->client) return; /* Use unmap/map ATM but it would be better to used SendEvent, * however the client doesn't seem to handle it... */ xcb_unmap_window(globalconf.connection, globalconf.focus->client->win); xcb_map_window(globalconf.connection, globalconf.focus->client->win); } /** Toggle the scratch client's visibility. * \param screen screen number * \param arg unused argument * \ingroup ui_callback */ void uicb_client_togglescratch(int screen, char *arg __attribute__ ((unused))) { if(globalconf.scratch.client) { globalconf.scratch.isvisible = !globalconf.scratch.isvisible; if(globalconf.scratch.isvisible) client_focus(globalconf.scratch.client, screen, true); globalconf.screens[globalconf.scratch.client->screen].need_arrange = true; widget_invalidate_cache(globalconf.scratch.client->screen, WIDGET_CACHE_CLIENTS); } } // vim: filetype=c:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=80