/* * client.c - client management * * Copyright © 2007-2009 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 "tag.h" #include "ewmh.h" #include "screen.h" #include "titlebar.h" #include "systray.h" #include "property.h" #include "spawn.h" #include "luaa.h" #include "common/atoms.h" #include "common/xutil.h" client_t * luaA_client_checkudata(lua_State *L, int ud) { client_t *c = luaA_checkudata(L, ud, &client_class); if(c->invalid) luaL_error(L, "client is invalid\n"); return c; } /** Collect a client. * \param L The Lua VM state. * \return The number of element pushed on stack. */ static int luaA_client_gc(lua_State *L) { client_t *c = luaA_checkudata(L, 1, &client_class); button_array_wipe(&c->buttons); key_array_wipe(&c->keys); xcb_get_wm_protocols_reply_wipe(&c->protocols); p_delete(&c->machine); p_delete(&c->class); p_delete(&c->instance); p_delete(&c->icon_name); p_delete(&c->alt_icon_name); p_delete(&c->name); p_delete(&c->alt_name); return luaA_object_gc(L); } /** Change the client opacity. * \param L The Lua VM state. * \param cidx The client index. * \param opacity The opacity. */ void client_set_opacity(lua_State *L, int cidx, double opacity) { client_t *c = luaA_client_checkudata(L, cidx); if(c->opacity != opacity) { c->opacity = opacity; window_opacity_set(c->window, opacity); luaA_object_emit_signal(L, cidx, "property::opacity", 0); } } /** Change the clients urgency flag. * \param L The Lua VM state. * \param cidx The client index on the stack. * \param urgent The new flag state. */ void client_set_urgent(lua_State *L, int cidx, bool urgent) { client_t *c = luaA_client_checkudata(L, cidx); if(c->urgent != urgent) { xcb_get_property_cookie_t hints = xcb_get_wm_hints_unchecked(globalconf.connection, c->window); c->urgent = urgent; ewmh_client_update_hints(c); /* update ICCCM hints */ xcb_wm_hints_t wmh; xcb_get_wm_hints_reply(globalconf.connection, hints, &wmh, NULL); if(urgent) wmh.flags |= XCB_WM_HINT_X_URGENCY; else wmh.flags &= ~XCB_WM_HINT_X_URGENCY; xcb_set_wm_hints(globalconf.connection, c->window, &wmh); hook_property(c, "urgent"); luaA_object_emit_signal(L, cidx, "property::urgent", 0); } } void client_set_group_window(lua_State *L, int cidx, xcb_window_t window) { client_t *c = luaA_client_checkudata(L, cidx); if(c->group_window != window) { c->group_window = window; luaA_object_emit_signal(L, cidx, "property::group_window", 0); } } void client_set_type(lua_State *L, int cidx, window_type_t type) { client_t *c = luaA_client_checkudata(L, cidx); if(c->type != type) { c->type = type; luaA_object_emit_signal(L, cidx, "property::type", 0); } } void client_set_pid(lua_State *L, int cidx, uint32_t pid) { client_t *c = luaA_client_checkudata(L, cidx); if(c->pid != pid) { c->pid = pid; luaA_object_emit_signal(L, cidx, "property::pid", 0); } } void client_set_icon_name(lua_State *L, int cidx, char *icon_name) { client_t *c = luaA_client_checkudata(L, cidx); p_delete(&c->icon_name); c->icon_name = icon_name; luaA_object_emit_signal(L, cidx, "property::icon_name", 0); hook_property(c, "icon_name"); } void client_set_alt_icon_name(lua_State *L, int cidx, char *icon_name) { client_t *c = luaA_client_checkudata(L, cidx); p_delete(&c->alt_icon_name); c->alt_icon_name = icon_name; luaA_object_emit_signal(L, cidx, "property::icon_name", 0); hook_property(c, "icon_name"); } void client_set_role(lua_State *L, int cidx, char *role) { client_t *c = luaA_client_checkudata(L, cidx); p_delete(&c->role); c->role = role; luaA_object_emit_signal(L, cidx, "property::role", 0); } void client_set_machine(lua_State *L, int cidx, char *machine) { client_t *c = luaA_client_checkudata(L, cidx); p_delete(&c->machine); c->machine = machine; luaA_object_emit_signal(L, cidx, "property::machine", 0); } void client_set_class_instance(lua_State *L, int cidx, const char *class, const char *instance) { client_t *c = luaA_client_checkudata(L, cidx); p_delete(&c->class); p_delete(&c->instance); c->class = a_strdup(class); c->instance = a_strdup(instance); luaA_object_emit_signal(L, cidx, "property::class", 0); luaA_object_emit_signal(L, cidx, "property::instance", 0); } void client_set_transient_for(lua_State *L, int cidx, client_t *transient_for) { client_t *c = luaA_client_checkudata(L, cidx); if(c->transient_for != transient_for) { c->transient_for = transient_for; luaA_object_emit_signal(L, cidx, "property::transient_for", 0); } } void client_set_name(lua_State *L, int cidx, char *name) { client_t *c = luaA_client_checkudata(L, cidx); p_delete(&c->name); c->name = name; hook_property(c, "name"); luaA_object_emit_signal(L, cidx, "property::name", 0); } void client_set_alt_name(lua_State *L, int cidx, char *name) { client_t *c = luaA_client_checkudata(L, cidx); p_delete(&c->alt_name); c->alt_name = name; hook_property(c, "name"); luaA_object_emit_signal(L, cidx, "property::name", 0); } /** 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. * \return true if the client is visible, false otherwise. */ bool client_maybevisible(client_t *c, screen_t *screen) { if(screen && c->screen == screen) { if(c->sticky || c->type == WINDOW_TYPE_DESKTOP) return true; foreach(tag, screen->tags) if(tag_get_selected(*tag) && is_client_tagged(c, *tag)) return true; } return false; } /** Get a client by its window. * \param w The client window to find. * \return A client pointer if found, NULL otherwise. */ client_t * client_getbywin(xcb_window_t w) { foreach(c, globalconf.clients) if((*c)->window == w) return *c; return NULL; } /** Record that a client lost focus. * \param c Client being unfocused */ void client_unfocus_update(client_t *c) { globalconf.screens.tab[c->phys_screen].client_focus = NULL; ewmh_update_net_active_window(c->phys_screen); /* Call hook */ if(globalconf.hooks.unfocus != LUA_REFNIL) { luaA_object_push(globalconf.L, c); luaA_dofunction_from_registry(globalconf.L, globalconf.hooks.unfocus, 1, 0); } luaA_object_push(globalconf.L, c); luaA_class_emit_signal(globalconf.L, &client_class, "unfocus", 1); } /** Unfocus a client. * \param c The client. */ void client_unfocus(client_t *c) { xcb_window_t root_win = xutil_screen_get(globalconf.connection, c->phys_screen)->root; /* Set focus on root window, so no events leak to the current window. * This kind of inlines client_set_focus(), but a root window will never have * the WM_TAKE_FOCUS protocol. */ xcb_set_input_focus(globalconf.connection, XCB_INPUT_FOCUS_PARENT, root_win, globalconf.timestamp); client_unfocus_update(c); } /** Check if client supports atom a protocol in WM_PROTOCOL. * \param c The client. * \param atom The protocol atom to check for. * \return True if client has the atom in protocol, false otherwise. */ bool client_hasproto(client_t *c, xcb_atom_t atom) { for(uint32_t i = 0; i < c->protocols.atoms_len; i++) if(c->protocols.atoms[i] == atom) return true; return false; } /** Sets focus on window - using xcb_set_input_focus or WM_TAKE_FOCUS * \param c Client that should get focus * \param set_input_focus Should we call xcb_set_input_focus */ void client_set_focus(client_t *c, bool set_input_focus) { bool takefocus = client_hasproto(c, WM_TAKE_FOCUS); if(set_input_focus) xcb_set_input_focus(globalconf.connection, XCB_INPUT_FOCUS_PARENT, c->window, globalconf.timestamp); if(takefocus) window_takefocus(c->window); } /** Prepare banning a client by running all needed lua events. * \param c The client. */ void client_ban_unfocus(client_t *c) { if(globalconf.screens.tab[c->phys_screen].prev_client_focus == c) globalconf.screens.tab[c->phys_screen].prev_client_focus = NULL; /* Wait until the last moment to take away the focus from the window. */ if(globalconf.screens.tab[c->phys_screen].client_focus == c) client_unfocus(c); } /** Ban client and move it out of the viewport. * \param c The client. */ void client_ban(client_t *c) { if(!c->isbanned) { xcb_unmap_window(globalconf.connection, c->window); c->isbanned = true; client_ban_unfocus(c); } } /** This is part of The Bob Marley Algorithm: we ignore enter and leave window * in certain cases, like map/unmap or move, so we don't get spurious events. */ void client_ignore_enterleave_events(void) { foreach(c, globalconf.clients) xcb_change_window_attributes(globalconf.connection, (*c)->window, XCB_CW_EVENT_MASK, (const uint32_t []) { CLIENT_SELECT_INPUT_EVENT_MASK & ~(XCB_EVENT_MASK_ENTER_WINDOW | XCB_EVENT_MASK_LEAVE_WINDOW) }); } void client_restore_enterleave_events(void) { foreach(c, globalconf.clients) xcb_change_window_attributes(globalconf.connection, (*c)->window, XCB_CW_EVENT_MASK, (const uint32_t []) { CLIENT_SELECT_INPUT_EVENT_MASK }); } /** Record that a client got focus. * \param c The client. */ void client_focus_update(client_t *c) { if(!client_maybevisible(c, c->screen)) { /* Focus previously focused client */ client_focus(globalconf.screen_focus->prev_client_focus); return; } if(globalconf.screen_focus && globalconf.screen_focus->client_focus) { if (globalconf.screen_focus->client_focus != c) client_unfocus_update(globalconf.screen_focus->client_focus); else /* Already focused */ return; } globalconf.screen_focus = &globalconf.screens.tab[c->phys_screen]; globalconf.screen_focus->prev_client_focus = c; globalconf.screen_focus->client_focus = c; /* according to EWMH, we have to remove the urgent state from a client */ luaA_object_push(globalconf.L, c); client_set_urgent(globalconf.L, -1, false); ewmh_update_net_active_window(c->phys_screen); /* execute hook */ if(globalconf.hooks.focus != LUA_REFNIL) { luaA_object_push(globalconf.L, c); luaA_dofunction_from_registry(globalconf.L, globalconf.hooks.focus, 1, 0); } luaA_class_emit_signal(globalconf.L, &client_class, "focus", 1); } /** Give focus to client, or to first client if client is NULL. * \param c The client. */ void client_focus(client_t *c) { /* We have to set focus on first client */ if(!c && globalconf.clients.len && !(c = globalconf.clients.tab[0])) return; if(!client_maybevisible(c, c->screen)) return; /* X11 doesn't let you focus a window that isn't viewable */ client_unban(c); if (!c->nofocus) client_focus_update(c); client_set_focus(c, !c->nofocus); } /** Stack a window below. * \param c The client. * \param previous The previous window on the stack. * \return The next-previous! */ static xcb_window_t client_stack_above(client_t *c, xcb_window_t previous) { uint32_t config_win_vals[2]; config_win_vals[0] = previous; config_win_vals[1] = XCB_STACK_MODE_ABOVE; xcb_configure_window(globalconf.connection, c->window, XCB_CONFIG_WINDOW_SIBLING | XCB_CONFIG_WINDOW_STACK_MODE, config_win_vals); config_win_vals[0] = c->window; if(c->titlebar) { xcb_configure_window(globalconf.connection, c->titlebar->window, XCB_CONFIG_WINDOW_SIBLING | XCB_CONFIG_WINDOW_STACK_MODE, config_win_vals); previous = c->titlebar->window; } else previous = c->window; /* stack transient window on top of their parents */ foreach(node, globalconf.stack) if((*node)->transient_for == c) previous = client_stack_above(*node, previous); return previous; } /** Stacking layout layers */ typedef enum { /** This one is a special layer */ LAYER_IGNORE, LAYER_DESKTOP, LAYER_BELOW, LAYER_NORMAL, LAYER_ABOVE, LAYER_FULLSCREEN, LAYER_ONTOP, /** This one only used for counting and is not a real layer */ LAYER_COUNT } layer_t; /** Get the real layer of a client according to its attribute (fullscreen, …) * \param c The client. * \return The real layer. */ static layer_t client_layer_translator(client_t *c) { /* first deal with user set attributes */ if(c->ontop) return LAYER_ONTOP; else if(c->fullscreen && globalconf.screen_focus->client_focus == c) return LAYER_FULLSCREEN; else if(c->above) return LAYER_ABOVE; else if(c->below) return LAYER_BELOW; /* check for transient attr */ if(c->transient_for) return LAYER_IGNORE; /* then deal with windows type */ switch(c->type) { case WINDOW_TYPE_DESKTOP: return LAYER_DESKTOP; default: break; } return LAYER_NORMAL; } /** Restack clients. * \todo It might be worth stopping to restack everyone and only stack `c' * relatively to the first matching in the list. */ void client_stack_refresh() { uint32_t config_win_vals[2]; layer_t layer; if (!globalconf.client_need_stack_refresh) return; globalconf.client_need_stack_refresh = false; config_win_vals[0] = XCB_NONE; config_win_vals[1] = XCB_STACK_MODE_ABOVE; /* stack desktop windows */ for(layer = LAYER_DESKTOP; layer < LAYER_BELOW; layer++) foreach(node, globalconf.stack) if(client_layer_translator(*node) == layer) config_win_vals[0] = client_stack_above(*node, config_win_vals[0]); /* first stack not ontop wibox window */ foreach(_sb, globalconf.wiboxes) { wibox_t *sb = *_sb; if(!sb->ontop) { xcb_configure_window(globalconf.connection, sb->window, XCB_CONFIG_WINDOW_SIBLING | XCB_CONFIG_WINDOW_STACK_MODE, config_win_vals); config_win_vals[0] = sb->window; } } /* then stack clients */ for(layer = LAYER_BELOW; layer < LAYER_COUNT; layer++) foreach(node, globalconf.stack) if(client_layer_translator(*node) == layer) config_win_vals[0] = client_stack_above(*node, config_win_vals[0]); /* then stack ontop wibox window */ foreach(_sb, globalconf.wiboxes) { wibox_t *sb = *_sb; if(sb->ontop) { xcb_configure_window(globalconf.connection, sb->window, XCB_CONFIG_WINDOW_SIBLING | XCB_CONFIG_WINDOW_STACK_MODE, config_win_vals); config_win_vals[0] = sb->window; } } } /** Manage a new client. * \param w The window. * \param wgeom Window geometry. * \param phys_screen Physical screen number. * \param startup True if we are managing at startup time. */ void client_manage(xcb_window_t w, xcb_get_geometry_reply_t *wgeom, int phys_screen, bool startup) { const uint32_t select_input_val[] = { CLIENT_SELECT_INPUT_EVENT_MASK }; if(systray_iskdedockapp(w)) { systray_request_handle(w, phys_screen, NULL); return; } /* If this is a new client that just has been launched, then request its * startup id. */ xcb_get_property_cookie_t startup_id_q = { 0 }; if(!startup) startup_id_q = xcb_get_property(globalconf.connection, false, w, _NET_STARTUP_ID, XCB_GET_PROPERTY_TYPE_ANY, 0, UINT_MAX); xcb_change_window_attributes(globalconf.connection, w, XCB_CW_EVENT_MASK, select_input_val); /* Make sure the window is automatically mapped if awesome exits or dies. */ xcb_change_save_set(globalconf.connection, XCB_SET_MODE_INSERT, w); /* Move this window to the bottom of the stack. Without this we would force * other windows which will be above this one to redraw themselves because * this window occludes them for a tiny moment. The next stack_refresh() * will fix this up and move the window to its correct place. */ xcb_configure_window(globalconf.connection, w, XCB_CONFIG_WINDOW_STACK_MODE, (uint32_t[]) { XCB_STACK_MODE_BELOW}); client_t *c = client_new(globalconf.L); /* This cannot change, ever. */ c->phys_screen = phys_screen; /* consider the window banned */ c->isbanned = true; /* Store window */ c->window = w; luaA_object_emit_signal(globalconf.L, -1, "property::window", 0); /* Duplicate client and push it in client list */ lua_pushvalue(globalconf.L, -1); client_array_push(&globalconf.clients, luaA_object_ref(globalconf.L, -1)); /* Set the right screen */ screen_client_moveto(c, screen_getbycoord(&globalconf.screens.tab[phys_screen], wgeom->x, wgeom->y), false); /* Store initial geometry and emits signals so we inform that geometry have * been set. */ #define HANDLE_GEOM(attr) \ c->geometry.attr = wgeom->attr; \ c->geometries.internal.attr = wgeom->attr; \ luaA_object_emit_signal(globalconf.L, -1, "property::" #attr, 0); HANDLE_GEOM(x) HANDLE_GEOM(y) HANDLE_GEOM(width) HANDLE_GEOM(height) #undef HANDLE_GEOM luaA_object_emit_signal(globalconf.L, -1, "property::geometry", 0); /* Push client */ client_set_border_width(globalconf.L, -1, wgeom->border_width); /* we honor size hints by default */ c->size_hints_honor = true; luaA_object_emit_signal(globalconf.L, -1, "property::size_hints_honor", 0); /* update hints */ property_update_wm_normal_hints(c, NULL); property_update_wm_hints(c, NULL); property_update_wm_transient_for(c, NULL); property_update_wm_client_leader(c, NULL); property_update_wm_client_machine(c, NULL); property_update_wm_window_role(c, NULL); property_update_net_wm_pid(c, NULL); property_update_net_wm_icon(c, NULL); /* get opacity */ client_set_opacity(globalconf.L, -1, window_opacity_get(c->window)); /* Then check clients hints */ ewmh_client_check_hints(c); /* Push client in stack */ client_raise(c); /* update window title */ property_update_wm_name(c, NULL); property_update_net_wm_name(c, NULL); property_update_wm_icon_name(c, NULL); property_update_net_wm_icon_name(c, NULL); property_update_wm_class(c, NULL); property_update_wm_protocols(c, NULL); /* update strut */ ewmh_process_client_strut(c, NULL); ewmh_update_net_client_list(c->phys_screen); /* Always stay in NORMAL_STATE. Even though iconified seems more * appropriate sometimes. The only possible loss is that clients not using * visibility events may continue to process data (when banned). * Without any exposes or other events the cost should be fairly limited though. * * Some clients may expect the window to be unmapped when STATE_ICONIFIED. * Two conflicting parts of the ICCCM v2.0 (section 4.1.4): * * "Normal -> Iconic - The client should send a ClientMessage event as described later in this section." * (note no explicit mention of unmapping, while Normal->Widthdrawn does mention that) * * "Once a client's window has left the Withdrawn state, the window will be mapped * if it is in the Normal state and the window will be unmapped if it is in the Iconic state." * * At this stage it's just safer to keep it in normal state and avoid confusion. */ window_state_set(c->window, XCB_WM_STATE_NORMAL); if(!startup) { /* Request our response */ xcb_get_property_reply_t *reply = xcb_get_property_reply(globalconf.connection, startup_id_q, NULL); /* Say spawn that a client has been started, with startup id as argument */ char *startup_id = xutil_get_text_property_from_reply(reply); p_delete(&reply); spawn_start_notify(c, startup_id); p_delete(&startup_id); } /* Call hook to notify list change */ if(globalconf.hooks.clients != LUA_REFNIL) luaA_dofunction_from_registry(globalconf.L, globalconf.hooks.clients, 0, 0); luaA_class_emit_signal(globalconf.L, &client_class, "list", 0); /* call hook */ if(globalconf.hooks.manage != LUA_REFNIL) { luaA_object_push(globalconf.L, c); lua_pushboolean(globalconf.L, startup); luaA_dofunction_from_registry(globalconf.L, globalconf.hooks.manage, 2, 0); } /* client is still on top of the stack; push startup value, * and emit signals with 2 args */ lua_pushboolean(globalconf.L, startup); luaA_class_emit_signal(globalconf.L, &client_class, "manage", 2); } /** Compute client geometry with respect to its geometry hints. * \param c The client. * \param geometry The geometry that the client might receive. * \return The geometry the client must take respecting its hints. */ area_t client_geometry_hints(client_t *c, area_t geometry) { int32_t basew, baseh, minw, minh; int32_t real_basew = 0, real_baseh = 0; /* base size is substituted with min size if not specified */ if(c->size_hints.flags & XCB_SIZE_HINT_P_SIZE) { basew = c->size_hints.base_width; baseh = c->size_hints.base_height; real_basew = basew; real_baseh = baseh; } else if(c->size_hints.flags & XCB_SIZE_HINT_P_MIN_SIZE) { basew = c->size_hints.min_width; baseh = c->size_hints.min_height; } else basew = baseh = 0; /* min size is substituted with base size if not specified */ if(c->size_hints.flags & XCB_SIZE_HINT_P_MIN_SIZE) { minw = c->size_hints.min_width; minh = c->size_hints.min_height; } else if(c->size_hints.flags & XCB_SIZE_HINT_P_SIZE) { minw = c->size_hints.base_width; minh = c->size_hints.base_height; } else minw = minh = 0; if(c->size_hints.flags & XCB_SIZE_HINT_P_ASPECT && c->size_hints.min_aspect_den > 0 && c->size_hints.max_aspect_den > 0 && geometry.height - real_baseh > 0 && geometry.width - real_basew > 0) { /* ICCCM mandates: * If a base size is provided along with the aspect ratio fields, the * base size should be subtracted from the window size prior to checking * that the aspect ratio falls in range. If a base size is not provided, * nothing should be subtracted from the window size. (The minimum size * is not to be used in place of the base size for this purpose.) */ double dx = (double) (geometry.width - real_basew); double dy = (double) (geometry.height - real_baseh); double min = (double) c->size_hints.min_aspect_num / (double) c->size_hints.min_aspect_den; double max = (double) c->size_hints.max_aspect_num / (double) c->size_hints.max_aspect_den; double ratio = dx / dy; if(max > 0 && min > 0 && ratio > 0) { if(ratio < min) { /* dx is lower than allowed, make dy lower to compensate this * (+ 0.5 to force proper rounding). */ dy = dx / min + 0.5; geometry.width = (int) dx + real_basew; geometry.height = (int) dy + real_baseh; } else if(ratio > max) { /* dx is too high, lower it (+0.5 for proper rounding) */ dx = dy * max + 0.5; geometry.width = (int) dx + real_basew; geometry.height = (int) dy + real_baseh; } } } if(minw) geometry.width = MAX(geometry.width, minw); if(minh) geometry.height = MAX(geometry.height, minh); if(c->size_hints.flags & XCB_SIZE_HINT_P_MAX_SIZE) { if(c->size_hints.max_width) geometry.width = MIN(geometry.width, c->size_hints.max_width); if(c->size_hints.max_height) geometry.height = MIN(geometry.height, c->size_hints.max_height); } if(c->size_hints.flags & (XCB_SIZE_HINT_P_RESIZE_INC | XCB_SIZE_HINT_BASE_SIZE) && c->size_hints.width_inc && c->size_hints.height_inc) { uint16_t t1 = geometry.width, t2 = geometry.height; unsigned_subtract(t1, basew); unsigned_subtract(t2, baseh); geometry.width -= t1 % c->size_hints.width_inc; geometry.height -= t2 % c->size_hints.height_inc; } return geometry; } /** Resize client window. * The sizes given as parameters are with titlebar and borders! * \param c Client to resize. * \param geometry New window geometry. * \param hints Use size hints. * \return true if an actual resize occurred. */ bool client_resize(client_t *c, area_t geometry, bool hints) { area_t geometry_internal; area_t area; /* offscreen appearance fixes */ area = display_area_get(c->phys_screen); if(geometry.x > area.width) geometry.x = area.width - geometry.width; if(geometry.y > area.height) geometry.y = area.height - geometry.height; if(geometry.x + geometry.width < 0) geometry.x = 0; if(geometry.y + geometry.height < 0) geometry.y = 0; /* Real client geometry, please keep it contained to C code at the very least. */ if (!c->fullscreen) geometry_internal = titlebar_geometry_remove(c->titlebar, c->border_width, geometry); else geometry_internal = geometry; if(hints && !c->fullscreen) geometry_internal = client_geometry_hints(c, geometry_internal); if(geometry_internal.width == 0 || geometry_internal.height == 0) return false; /* Also let client hints propagate to the "official" geometry. */ if (!c->fullscreen) geometry = titlebar_geometry_add(c->titlebar, c->border_width, geometry_internal); else geometry = geometry_internal; if(c->geometries.internal.x != geometry_internal.x || c->geometries.internal.y != geometry_internal.y || c->geometries.internal.width != geometry_internal.width || c->geometries.internal.height != geometry_internal.height) { screen_t *new_screen = screen_getbycoord(c->screen, geometry_internal.x, geometry_internal.y); /* Values to configure a window is an array where values are * stored according to 'value_mask' */ uint32_t values[4]; c->geometries.internal.x = values[0] = geometry_internal.x; c->geometries.internal.y = values[1] = geometry_internal.y; c->geometries.internal.width = values[2] = geometry_internal.width; c->geometries.internal.height = values[3] = geometry_internal.height; /* Also store geometry including border and titlebar. */ c->geometry = geometry; titlebar_update_geometry(c); /* Ignore all spurious enter/leave notify events */ client_ignore_enterleave_events(); xcb_configure_window(globalconf.connection, c->window, XCB_CONFIG_WINDOW_X | XCB_CONFIG_WINDOW_Y | XCB_CONFIG_WINDOW_WIDTH | XCB_CONFIG_WINDOW_HEIGHT, values); client_restore_enterleave_events(); screen_client_moveto(c, new_screen, false); /* execute hook */ hook_property(c, "geometry"); luaA_object_push(globalconf.L, c); luaA_object_emit_signal(globalconf.L, -1, "property::geometry", 0); /** \todo This need to be VERIFIED before it is emitted! */ luaA_object_emit_signal(globalconf.L, -1, "property::x", 0); luaA_object_emit_signal(globalconf.L, -1, "property::y", 0); luaA_object_emit_signal(globalconf.L, -1, "property::width", 0); luaA_object_emit_signal(globalconf.L, -1, "property::height", 0); lua_pop(globalconf.L, 1); return true; } return false; } /** Set a client minimized, or not. * \param L The Lua VM state. * \param cidx The client index. * \param s Set or not the client minimized. */ void client_set_minimized(lua_State *L, int cidx, bool s) { client_t *c = luaA_client_checkudata(L, cidx); if(c->minimized != s) { c->minimized = s; banning_need_update((c)->screen); if(s) window_state_set(c->window, XCB_WM_STATE_ICONIC); else window_state_set(c->window, XCB_WM_STATE_NORMAL); ewmh_client_update_hints(c); if(strut_has_value(&c->strut)) screen_emit_signal(globalconf.L, c->screen, "property::workarea", 0); /* execute hook */ hook_property(c, "minimized"); luaA_object_emit_signal(L, cidx, "property::minimized", 0); } } /** Set a client sticky, or not. * \param L The Lua VM state. * \param cidx The client index. * \param s Set or not the client sticky. */ void client_set_sticky(lua_State *L, int cidx, bool s) { client_t *c = luaA_client_checkudata(L, cidx); if(c->sticky != s) { c->sticky = s; banning_need_update((c)->screen); ewmh_client_update_hints(c); hook_property(c, "sticky"); luaA_object_emit_signal(L, cidx, "property::sticky", 0); } } /** Set a client fullscreen, or not. * \param L The Lua VM state. * \param cidx The client index. * \param s Set or not the client fullscreen. */ void client_set_fullscreen(lua_State *L, int cidx, bool s) { client_t *c = luaA_client_checkudata(L, cidx); if(c->fullscreen != s) { area_t geometry; /* become fullscreen! */ if(s) { /* Make sure the current geometry is stored without titlebar. */ titlebar_ban(c->titlebar); /* remove any max state */ client_set_maximized_horizontal(L, cidx, false); client_set_maximized_vertical(L, cidx, false); /* You can only be part of one of the special layers. */ client_set_below(L, cidx, false); client_set_above(L, cidx, false); client_set_ontop(L, cidx, false); geometry = screen_area_get(c->screen, false); c->geometries.fullscreen = c->geometry; c->border_width_fs = c->border_width; client_set_border_width(L, cidx, 0); c->fullscreen = true; } else { /* The titlebar was banned, unban! */ titlebar_unban(c->titlebar); geometry = c->geometries.fullscreen; c->fullscreen = false; client_set_border_width(L, cidx, c->border_width_fs); } client_resize(c, geometry, false); client_stack(); ewmh_client_update_hints(c); hook_property(c, "fullscreen"); luaA_object_emit_signal(L, cidx, "property::fullscreen", 0); } } /** Set a client horizontally maximized. * \param L The Lua VM state. * \param cidx The client index. * \param s The maximized status. */ void client_set_maximized_horizontal(lua_State *L, int cidx, bool s) { client_t *c = luaA_client_checkudata(L, cidx); if(c->maximized_horizontal != s) { area_t geometry; if((c->maximized_horizontal = s)) { /* remove fullscreen mode */ client_set_fullscreen(L, cidx, false); geometry = screen_area_get(c->screen, true); geometry.y = c->geometry.y; geometry.height = c->geometry.height; c->geometries.max.x = c->geometry.x; c->geometries.max.width = c->geometry.width; } else { geometry = c->geometry; geometry.x = c->geometries.max.x; geometry.width = c->geometries.max.width; } client_resize(c, geometry, c->size_hints_honor); client_stack(); ewmh_client_update_hints(c); hook_property(c, "maximized_horizontal"); luaA_object_emit_signal(L, cidx, "property::maximized_horizontal", 0); } } /** Set a client vertically maximized. * \param L The Lua VM state. * \param cidx The client index. * \param s The maximized status. */ void client_set_maximized_vertical(lua_State *L, int cidx, bool s) { client_t *c = luaA_client_checkudata(L, cidx); if(c->maximized_vertical != s) { area_t geometry; if((c->maximized_vertical = s)) { /* remove fullscreen mode */ client_set_fullscreen(L, cidx, false); geometry = screen_area_get(c->screen, true); geometry.x = c->geometry.x; geometry.width = c->geometry.width; c->geometries.max.y = c->geometry.y; c->geometries.max.height = c->geometry.height; } else { geometry = c->geometry; geometry.y = c->geometries.max.y; geometry.height = c->geometries.max.height; } client_resize(c, geometry, c->size_hints_honor); client_stack(); ewmh_client_update_hints(c); hook_property(c, "maximized_vertical"); luaA_object_emit_signal(L, cidx, "property::maximized_vertical", 0); } } /** Set a client above, or not. * \param L The Lua VM state. * \param cidx The client index. * \param s Set or not the client above. */ void client_set_above(lua_State *L, int cidx, bool s) { client_t *c = luaA_client_checkudata(L, cidx); if(c->above != s) { /* You can only be part of one of the special layers. */ if(s) { client_set_below(L, cidx, false); client_set_ontop(L, cidx, false); client_set_fullscreen(L, cidx, false); } c->above = s; client_stack(); ewmh_client_update_hints(c); /* execute hook */ hook_property(c, "above"); luaA_object_emit_signal(L, cidx, "property::above", 0); } } /** Set a client below, or not. * \param L The Lua VM state. * \param cidx The client index. * \param s Set or not the client below. */ void client_set_below(lua_State *L, int cidx, bool s) { client_t *c = luaA_client_checkudata(L, cidx); if(c->below != s) { /* You can only be part of one of the special layers. */ if(s) { client_set_above(L, cidx, false); client_set_ontop(L, cidx, false); client_set_fullscreen(L, cidx, false); } c->below = s; client_stack(); ewmh_client_update_hints(c); /* execute hook */ hook_property(c, "below"); luaA_object_emit_signal(L, cidx, "property::below", 0); } } /** Set a client modal, or not. * \param L The Lua VM state. * \param cidx The client index. * \param s Set or not the client modal attribute. */ void client_set_modal(lua_State *L, int cidx, bool s) { client_t *c = luaA_client_checkudata(L, cidx); if(c->modal != s) { c->modal = s; client_stack(); ewmh_client_update_hints(c); /* execute hook */ hook_property(c, "modal"); luaA_object_emit_signal(L, cidx, "property::modal", 0); } } /** Set a client ontop, or not. * \param L The Lua VM state. * \param cidx The client index. * \param s Set or not the client ontop attribute. */ void client_set_ontop(lua_State *L, int cidx, bool s) { client_t *c = luaA_client_checkudata(L, cidx); if(c->ontop != s) { /* You can only be part of one of the special layers. */ if(s) { client_set_above(L, cidx, false); client_set_below(L, cidx, false); client_set_fullscreen(L, cidx, false); } c->ontop = s; client_stack(); /* execute hook */ hook_property(c, "ontop"); luaA_object_emit_signal(L, cidx, "property::ontop", 0); } } /** Set a client skip taskbar attribute. * \param L Tha Lua VM state. * \param cidx The client index. * \param s Set or not the client skip taskbar attribute. */ void client_set_skip_taskbar(lua_State *L, int cidx, bool s) { client_t *c = luaA_client_checkudata(L, cidx); if(c->skip_taskbar != s) { c->skip_taskbar = s; ewmh_client_update_hints(c); luaA_object_emit_signal(L, cidx, "property::skip_taskbar", 0); } } /** Unban a client and move it back into the viewport. * \param c The client. */ void client_unban(client_t *c) { if(c->isbanned) { xcb_map_window(globalconf.connection, c->window); c->isbanned = false; /* An unbanned clients shouldn't be minimized */ luaA_object_push(globalconf.L, c); client_set_minimized(globalconf.L, -1, false); lua_pop(globalconf.L, 1); } } /** Unmanage a client. * \param c The client. */ void client_unmanage(client_t *c) { tag_array_t *tags = &c->screen->tags; /* Reset transient_for attributes of widows that maybe referring to us */ foreach(_tc, globalconf.clients) { client_t *tc = *_tc; if(tc->transient_for == c) tc->transient_for = NULL; } if(globalconf.screens.tab[c->phys_screen].prev_client_focus == c) globalconf.screens.tab[c->phys_screen].prev_client_focus = NULL; if(globalconf.screens.tab[c->phys_screen].client_focus == c) client_unfocus(c); /* remove client from global list and everywhere else */ foreach(elem, globalconf.clients) if(*elem == c) { client_array_remove(&globalconf.clients, elem); break; } stack_client_remove(c); for(int i = 0; i < tags->len; i++) untag_client(c, tags->tab[i]); /* call hook */ if(globalconf.hooks.unmanage != LUA_REFNIL) { luaA_object_push(globalconf.L, c); luaA_dofunction_from_registry(globalconf.L, globalconf.hooks.unmanage, 1, 0); } luaA_object_push(globalconf.L, c); luaA_class_emit_signal(globalconf.L, &client_class, "unmanage", 1); /* Call hook to notify list change */ if(globalconf.hooks.clients != LUA_REFNIL) luaA_dofunction_from_registry(globalconf.L, globalconf.hooks.clients, 0, 0); luaA_class_emit_signal(globalconf.L, &client_class, "list", 0); if(strut_has_value(&c->strut)) screen_emit_signal(globalconf.L, c->screen, "property::workarea", 0); titlebar_client_detach(c); ewmh_update_net_client_list(c->phys_screen); /* Remove this window from the save set since this shouldn't be made visible * after a restart anymore. */ xcb_change_save_set(globalconf.connection, XCB_SET_MODE_DELETE, c->window); /* Do this last to avoid races with clients. According to ICCCM, clients * arent allowed to re-use the window until after this. */ window_state_set(c->window, XCB_WM_STATE_WITHDRAWN); /* set client as invalid */ c->invalid = true; luaA_object_unref(globalconf.L, c); } /** Kill a client via a WM_DELETE_WINDOW request or KillClient if not * supported. * \param c The client to kill. */ void client_kill(client_t *c) { if(client_hasproto(c, WM_DELETE_WINDOW)) { xcb_client_message_event_t ev; /* Initialize all of event's fields first */ p_clear(&ev, 1); ev.response_type = XCB_CLIENT_MESSAGE; ev.window = c->window; ev.format = 32; ev.data.data32[1] = globalconf.timestamp; ev.type = WM_PROTOCOLS; ev.data.data32[0] = WM_DELETE_WINDOW; xcb_send_event(globalconf.connection, false, c->window, XCB_EVENT_MASK_NO_EVENT, (char *) &ev); } else xcb_kill_client(globalconf.connection, c->window); } /** Get all clients into a table. * \param L The Lua VM state. * \return The number of elements pushed on stack. * \luastack * \lparam An optional screen number. * \lreturn A table with all clients. */ static int luaA_client_get(lua_State *L) { int i = 1, screen; screen = luaL_optnumber(L, 1, 0) - 1; lua_newtable(L); if(screen == -1) foreach(c, globalconf.clients) { luaA_object_push(L, *c); lua_rawseti(L, -2, i++); } else { luaA_checkscreen(screen); foreach(c, globalconf.clients) if((*c)->screen == &globalconf.screens.tab[screen]) { luaA_object_push(L, *c); lua_rawseti(L, -2, i++); } } return 1; } /** Check if a client is visible on its screen. * \param L The Lua VM state. * \return The number of elements pushed on stack. * \luastack * \lvalue A client. * \lreturn A boolean value, true if the client is visible, false otherwise. */ static int luaA_client_isvisible(lua_State *L) { client_t *c = luaA_client_checkudata(L, 1); lua_pushboolean(L, client_isvisible(c, c->screen)); return 1; } /** Set client border width. * \param L The Lua VM state. * \param cidx The client index. * \param width The border width. */ void client_set_border_width(lua_State *L, int cidx, int width) { client_t *c = luaA_client_checkudata(L, cidx); uint32_t w = width; if(width > 0 && (c->type == WINDOW_TYPE_DOCK || c->type == WINDOW_TYPE_SPLASH || c->type == WINDOW_TYPE_DESKTOP || c->fullscreen)) return; if(width == c->border_width || width < 0) return; /* disallow change of border width if the client is fullscreen */ if(c->fullscreen) return; /* Update geometry with the new border. */ c->geometry.width -= 2 * c->border_width; c->geometry.height -= 2 * c->border_width; c->border_width = width; xcb_configure_window(globalconf.connection, c->window, XCB_CONFIG_WINDOW_BORDER_WIDTH, &w); c->geometry.width += 2 * c->border_width; c->geometry.height += 2 * c->border_width; /* Changing border size also affects the size of the titlebar. */ titlebar_update_geometry(c); hook_property(c, "border_width"); luaA_object_emit_signal(L, cidx, "property::border_width", 0); } /** Set a client icon. * \param L The Lua VM state. * \param cidx The client index on the stack. * \param iidx The image index on the stack. */ void client_set_icon(lua_State *L, int cidx, int iidx) { client_t *c = luaA_client_checkudata(L, cidx); /* convert index to absolute */ cidx = luaA_absindex(L, cidx); iidx = luaA_absindex(L, iidx); luaA_checkudata(L, iidx, &image_class); luaA_object_unref_item(L, cidx, c->icon); c->icon = luaA_object_ref_item(L, cidx, iidx); luaA_object_emit_signal(L, cidx < iidx ? cidx : cidx - 1, "property::icon", 0); /* execute hook */ hook_property(c, "icon"); } /** Kill a client. * \param L The Lua VM state. * * \luastack * \lvalue A client. */ static int luaA_client_kill(lua_State *L) { client_t *c = luaA_client_checkudata(L, 1); client_kill(c); return 0; } /** Swap a client with another one. * \param L The Lua VM state. * \luastack * \lvalue A client. * \lparam A client to swap with. */ static int luaA_client_swap(lua_State *L) { client_t *c = luaA_client_checkudata(L, 1); client_t *swap = luaA_client_checkudata(L, 2); if(c != swap) { client_t **ref_c = NULL, **ref_swap = NULL; foreach(item, globalconf.clients) { if(*item == c) ref_c = item; else if(*item == swap) ref_swap = item; if(ref_c && ref_swap) break; } /* swap ! */ *ref_c = swap; *ref_swap = c; /* Call hook to notify list change */ if(globalconf.hooks.clients != LUA_REFNIL) luaA_dofunction_from_registry(L, globalconf.hooks.clients, 0, 0); luaA_class_emit_signal(globalconf.L, &client_class, "list", 0); } return 0; } /** Access or set the client tags. * \param L The Lua VM state. * \return The number of elements pushed on stack. * \lparam A table with tags to set, or none to get the current tags table. * \return The clients tag. */ static int luaA_client_tags(lua_State *L) { client_t *c = luaA_client_checkudata(L, 1); tag_array_t *tags = &c->screen->tags; int j = 0; if(lua_gettop(L) == 2) { luaA_checktable(L, 2); for(int i = 0; i < tags->len; i++) { /* Only untag if we aren't going to add this tag again */ bool found = false; lua_pushnil(L); while(lua_next(L, 2)) { tag_t *t = lua_touserdata(L, -1); /* Pop the value from lua_next */ lua_pop(L, 1); if (t != tags->tab[i]) continue; /* Pop the key from lua_next */ lua_pop(L, 1); found = true; break; } if(!found) untag_client(c, tags->tab[i]); } lua_pushnil(L); while(lua_next(L, 2)) tag_client(c); lua_pop(L, 1); } lua_newtable(L); foreach(tag, *tags) if(is_client_tagged(c, *tag)) { luaA_object_push(L, *tag); lua_rawseti(L, -2, ++j); } return 1; } /** Raise a client on top of others which are on the same layer. * \param L The Lua VM state. * \luastack * \lvalue A client. */ static int luaA_client_raise(lua_State *L) { client_t *c = luaA_client_checkudata(L, 1); client_raise(c); return 0; } /** Lower a client on bottom of others which are on the same layer. * \param L The Lua VM state. * \luastack * \lvalue A client. */ static int luaA_client_lower(lua_State *L) { client_t *c = luaA_client_checkudata(L, 1); stack_client_push(c); /* Traverse all transient layers. */ for(client_t *tc = c->transient_for; tc; tc = tc->transient_for) stack_client_push(tc); client_stack(); return 0; } /** Redraw a client by unmapping and mapping it quickly. * \param L The Lua VM state. * * \luastack * \lvalue A client. */ static int luaA_client_redraw(lua_State *L) { client_t *c = luaA_client_checkudata(L, 1); xcb_unmap_window(globalconf.connection, c->window); xcb_map_window(globalconf.connection, c->window); /* Set the focus on the current window if the redraw has been performed on the window where the pointer is currently on because after the unmapping/mapping, the focus is lost */ if(globalconf.screen_focus->client_focus == c) { client_unfocus(c); client_focus(c); } return 0; } /** Stop managing a client. * \param L The Lua VM state. * \return The number of elements pushed on stack. * \luastack * \lvalue A client. */ static int luaA_client_unmanage(lua_State *L) { client_t *c = luaA_client_checkudata(L, 1); client_unmanage(c); return 0; } /** Return client geometry. * \param L The Lua VM state. * \return The number of elements pushed on stack. * \luastack * \lparam A table with new coordinates, or none. * \lreturn A table with client coordinates. */ static int luaA_client_geometry(lua_State *L) { client_t *c = luaA_client_checkudata(L, 1); if(lua_gettop(L) == 2 && !lua_isnil(L, 2)) { area_t geometry; luaA_checktable(L, 2); geometry.x = luaA_getopt_number(L, 2, "x", c->geometry.x); geometry.y = luaA_getopt_number(L, 2, "y", c->geometry.y); if(client_isfixed(c)) { geometry.width = c->geometry.width; geometry.height = c->geometry.height; } else { geometry.width = luaA_getopt_number(L, 2, "width", c->geometry.width); geometry.height = luaA_getopt_number(L, 2, "height", c->geometry.height); } client_resize(c, geometry, c->size_hints_honor); } return luaA_pusharea(L, c->geometry); } /** Return client struts (reserved space at the edge of the screen). * \param L The Lua VM state. * \return The number of elements pushed on stack. * \luastack * \lparam A table with new strut values, or none. * \lreturn A table with strut values. */ static int luaA_client_struts(lua_State *L) { client_t *c = luaA_client_checkudata(L, 1); if(lua_gettop(L) == 2) { luaA_tostrut(L, 2, &c->strut); ewmh_update_strut(c->window, &c->strut); hook_property(c, "struts"); luaA_object_emit_signal(L, 1, "property::struts", 0); screen_emit_signal(L, c->screen, "property::workarea", 0); } return luaA_pushstrut(L, c->strut); } static int luaA_client_set_screen(lua_State *L, client_t *c) { if(globalconf.xinerama_is_active) { int screen = luaL_checknumber(L, -1) - 1; luaA_checkscreen(screen); screen_client_moveto(c, &globalconf.screens.tab[screen], true); } return 0; } static int luaA_client_set_hidden(lua_State *L, client_t *c) { bool b = luaA_checkboolean(L, -1); if(b != c->hidden) { c->hidden = b; banning_need_update((c)->screen); hook_property(c, "hidden"); if(strut_has_value(&c->strut)) screen_emit_signal(globalconf.L, c->screen, "property::workarea", 0); luaA_object_emit_signal(L, -3, "property::hidden", 0); } return 0; } static int luaA_client_set_minimized(lua_State *L, client_t *c) { client_set_minimized(L, -3, luaA_checkboolean(L, -1)); return 0; } static int luaA_client_set_fullscreen(lua_State *L, client_t *c) { client_set_fullscreen(L, -3, luaA_checkboolean(L, -1)); return 0; } static int luaA_client_set_modal(lua_State *L, client_t *c) { client_set_modal(L, -3, luaA_checkboolean(L, -1)); return 0; } static int luaA_client_set_maximized_horizontal(lua_State *L, client_t *c) { client_set_maximized_horizontal(L, -3, luaA_checkboolean(L, -1)); return 0; } static int luaA_client_set_maximized_vertical(lua_State *L, client_t *c) { client_set_maximized_vertical(L, -3, luaA_checkboolean(L, -1)); return 0; } static int luaA_client_set_icon(lua_State *L, client_t *c) { client_set_icon(L, -3, -1); return 0; } static int luaA_client_set_opacity(lua_State *L, client_t *c) { if(lua_isnil(L, -1)) client_set_opacity(L, -3, -1); else client_set_opacity(L, -3, luaL_checknumber(L, -1)); return 0; } static int luaA_client_set_sticky(lua_State *L, client_t *c) { client_set_sticky(L, -3, luaA_checkboolean(L, -1)); return 0; } static int luaA_client_set_size_hints_honor(lua_State *L, client_t *c) { c->size_hints_honor = luaA_checkboolean(L, -1); hook_property(c, "size_hints_honor"); luaA_object_emit_signal(L, -3, "property::size_hints_honor", 0); return 0; } static int luaA_client_set_border_width(lua_State *L, client_t *c) { client_set_border_width(L, -3, luaL_checknumber(L, -1)); return 0; } static int luaA_client_set_ontop(lua_State *L, client_t *c) { client_set_ontop(L, -3, luaA_checkboolean(L, -1)); return 0; } static int luaA_client_set_below(lua_State *L, client_t *c) { client_set_below(L, -3, luaA_checkboolean(L, -1)); return 0; } static int luaA_client_set_above(lua_State *L, client_t *c) { client_set_above(L, -3, luaA_checkboolean(L, -1)); return 0; } static int luaA_client_set_urgent(lua_State *L, client_t *c) { client_set_urgent(L, -3, luaA_checkboolean(L, -1)); return 0; } static int luaA_client_set_border_color(lua_State *L, client_t *c) { size_t len; const char *buf; if((buf = luaL_checklstring(L, -1, &len)) && xcolor_init_reply(xcolor_init_unchecked(&c->border_color, buf, len))) { xcb_change_window_attributes(globalconf.connection, c->window, XCB_CW_BORDER_PIXEL, &c->border_color.pixel); luaA_object_emit_signal(L, -3, "property::border_color", 0); } return 0; } static int luaA_client_set_titlebar(lua_State *L, client_t *c) { if(lua_isnil(L, -1)) titlebar_client_detach(c); else titlebar_client_attach(c); return 0; } static int luaA_client_set_skip_taskbar(lua_State *L, client_t *c) { client_set_skip_taskbar(L, -3, luaA_checkboolean(L, -1)); return 0; } static int luaA_client_get_name(lua_State *L, client_t *c) { lua_pushstring(L, c->name ? c->name : c->alt_name); return 1; } static int luaA_client_get_icon_name(lua_State *L, client_t *c) { lua_pushstring(L, c->icon_name ? c->icon_name : c->alt_icon_name); return 1; } LUA_OBJECT_EXPORT_PROPERTY(client, client_t, class, lua_pushstring) LUA_OBJECT_EXPORT_PROPERTY(client, client_t, instance, lua_pushstring) LUA_OBJECT_EXPORT_PROPERTY(client, client_t, machine, lua_pushstring) LUA_OBJECT_EXPORT_PROPERTY(client, client_t, role, lua_pushstring) LUA_OBJECT_EXPORT_PROPERTY(client, client_t, transient_for, luaA_object_push) LUA_OBJECT_EXPORT_PROPERTY(client, client_t, skip_taskbar, lua_pushboolean) LUA_OBJECT_EXPORT_PROPERTY(client, client_t, window, lua_pushnumber) LUA_OBJECT_EXPORT_PROPERTY(client, client_t, leader_window, lua_pushnumber) LUA_OBJECT_EXPORT_PROPERTY(client, client_t, group_window, lua_pushnumber) LUA_OBJECT_EXPORT_PROPERTY(client, client_t, pid, lua_pushnumber) LUA_OBJECT_EXPORT_PROPERTY(client, client_t, hidden, lua_pushboolean) LUA_OBJECT_EXPORT_PROPERTY(client, client_t, minimized, lua_pushboolean) LUA_OBJECT_EXPORT_PROPERTY(client, client_t, fullscreen, lua_pushboolean) LUA_OBJECT_EXPORT_PROPERTY(client, client_t, modal, lua_pushboolean) LUA_OBJECT_EXPORT_PROPERTY(client, client_t, ontop, lua_pushboolean) LUA_OBJECT_EXPORT_PROPERTY(client, client_t, urgent, lua_pushboolean) LUA_OBJECT_EXPORT_PROPERTY(client, client_t, above, lua_pushboolean) LUA_OBJECT_EXPORT_PROPERTY(client, client_t, below, lua_pushboolean) LUA_OBJECT_EXPORT_PROPERTY(client, client_t, sticky, lua_pushboolean) LUA_OBJECT_EXPORT_PROPERTY(client, client_t, size_hints_honor, lua_pushboolean) LUA_OBJECT_EXPORT_PROPERTY(client, client_t, maximized_horizontal, lua_pushboolean) LUA_OBJECT_EXPORT_PROPERTY(client, client_t, maximized_vertical, lua_pushboolean) LUA_OBJECT_EXPORT_PROPERTY(client, client_t, opacity, lua_pushnumber) LUA_OBJECT_EXPORT_PROPERTY(client, client_t, border_width, lua_pushnumber) LUA_OBJECT_EXPORT_PROPERTY(client, client_t, border_color, luaA_pushxcolor) static int luaA_client_get_content(lua_State *L, client_t *c) { xcb_image_t *ximage = xcb_image_get(globalconf.connection, c->window, 0, 0, c->geometries.internal.width, c->geometries.internal.height, ~0, XCB_IMAGE_FORMAT_Z_PIXMAP); int retval = 0; if(ximage) { if(ximage->bpp >= 24) { uint32_t *data = p_alloca(uint32_t, ximage->width * ximage->height); for(int y = 0; y < ximage->height; y++) for(int x = 0; x < ximage->width; x++) { data[y * ximage->width + x] = xcb_image_get_pixel(ximage, x, y); data[y * ximage->width + x] |= 0xff000000; /* set alpha to 0xff */ } retval = image_new_from_argb32(ximage->width, ximage->height, data); } xcb_image_destroy(ximage); } return retval; } static int luaA_client_get_type(lua_State *L, client_t *c) { switch(c->type) { case WINDOW_TYPE_DESKTOP: lua_pushliteral(L, "desktop"); break; case WINDOW_TYPE_DOCK: lua_pushliteral(L, "dock"); break; case WINDOW_TYPE_SPLASH: lua_pushliteral(L, "splash"); break; case WINDOW_TYPE_DIALOG: lua_pushliteral(L, "dialog"); break; case WINDOW_TYPE_MENU: lua_pushliteral(L, "menu"); break; case WINDOW_TYPE_TOOLBAR: lua_pushliteral(L, "toolbar"); break; case WINDOW_TYPE_UTILITY: lua_pushliteral(L, "utility"); break; case WINDOW_TYPE_DROPDOWN_MENU: lua_pushliteral(L, "dropdown_menu"); break; case WINDOW_TYPE_POPUP_MENU: lua_pushliteral(L, "popup_menu"); break; case WINDOW_TYPE_TOOLTIP: lua_pushliteral(L, "tooltip"); break; case WINDOW_TYPE_NOTIFICATION: lua_pushliteral(L, "notification"); break; case WINDOW_TYPE_COMBO: lua_pushliteral(L, "combo"); break; case WINDOW_TYPE_DND: lua_pushliteral(L, "dnd"); break; case WINDOW_TYPE_NORMAL: lua_pushliteral(L, "normal"); break; } return 1; } static int luaA_client_get_screen(lua_State *L, client_t *c) { if(!c->screen) return 0; lua_pushnumber(L, 1 + screen_array_indexof(&globalconf.screens, c->screen)); return 1; } static int luaA_client_get_icon(lua_State *L, client_t *c) { return luaA_object_push_item(L, -2, c->icon); } static int luaA_client_get_titlebar(lua_State *L, client_t *c) { return luaA_object_push(L, c->titlebar); } static int luaA_client_get_focusable(lua_State *L, client_t *c) { bool ret; /* A client can be focused if it doesnt have the "nofocus" hint...*/ if (!c->nofocus) ret = true; else /* ...or if it knows the WM_TAKE_FOCUS protocol */ ret = client_hasproto(c, WM_TAKE_FOCUS); lua_pushboolean(L, ret); return 1; } static int luaA_client_get_size_hints(lua_State *L, client_t *c) { const char *u_or_p = NULL; lua_createtable(L, 0, 1); if(c->size_hints.flags & XCB_SIZE_HINT_US_POSITION) u_or_p = "user_position"; else if(c->size_hints.flags & XCB_SIZE_HINT_P_POSITION) u_or_p = "program_position"; if(u_or_p) { lua_createtable(L, 0, 2); lua_pushnumber(L, c->size_hints.x); lua_setfield(L, -2, "x"); lua_pushnumber(L, c->size_hints.y); lua_setfield(L, -2, "y"); lua_setfield(L, -2, u_or_p); u_or_p = NULL; } if(c->size_hints.flags & XCB_SIZE_HINT_US_SIZE) u_or_p = "user_size"; else if(c->size_hints.flags & XCB_SIZE_HINT_P_SIZE) u_or_p = "program_size"; if(u_or_p) { lua_createtable(L, 0, 2); lua_pushnumber(L, c->size_hints.width); lua_setfield(L, -2, "width"); lua_pushnumber(L, c->size_hints.height); lua_setfield(L, -2, "height"); lua_setfield(L, -2, u_or_p); } if(c->size_hints.flags & XCB_SIZE_HINT_P_MIN_SIZE) { lua_pushnumber(L, c->size_hints.min_width); lua_setfield(L, -2, "min_width"); lua_pushnumber(L, c->size_hints.min_height); lua_setfield(L, -2, "min_height"); } if(c->size_hints.flags & XCB_SIZE_HINT_P_MAX_SIZE) { lua_pushnumber(L, c->size_hints.max_width); lua_setfield(L, -2, "max_width"); lua_pushnumber(L, c->size_hints.max_height); lua_setfield(L, -2, "max_height"); } if(c->size_hints.flags & XCB_SIZE_HINT_P_RESIZE_INC) { lua_pushnumber(L, c->size_hints.width_inc); lua_setfield(L, -2, "width_inc"); lua_pushnumber(L, c->size_hints.height_inc); lua_setfield(L, -2, "height_inc"); } if(c->size_hints.flags & XCB_SIZE_HINT_P_ASPECT) { lua_pushnumber(L, c->size_hints.min_aspect_num); lua_setfield(L, -2, "min_aspect_num"); lua_pushnumber(L, c->size_hints.min_aspect_den); lua_setfield(L, -2, "min_aspect_den"); lua_pushnumber(L, c->size_hints.max_aspect_num); lua_setfield(L, -2, "max_aspect_num"); lua_pushnumber(L, c->size_hints.max_aspect_den); lua_setfield(L, -2, "max_aspect_den"); } if(c->size_hints.flags & XCB_SIZE_HINT_BASE_SIZE) { lua_pushnumber(L, c->size_hints.base_width); lua_setfield(L, -2, "base_width"); lua_pushnumber(L, c->size_hints.base_height); lua_setfield(L, -2, "base_height"); } if(c->size_hints.flags & XCB_SIZE_HINT_P_WIN_GRAVITY) { switch(c->size_hints.win_gravity) { default: lua_pushliteral(L, "north_west"); break; case XCB_GRAVITY_NORTH: lua_pushliteral(L, "north"); break; case XCB_GRAVITY_NORTH_EAST: lua_pushliteral(L, "north_east"); break; case XCB_GRAVITY_WEST: lua_pushliteral(L, "west"); break; case XCB_GRAVITY_CENTER: lua_pushliteral(L, "center"); break; case XCB_GRAVITY_EAST: lua_pushliteral(L, "east"); break; case XCB_GRAVITY_SOUTH_WEST: lua_pushliteral(L, "south_west"); break; case XCB_GRAVITY_SOUTH: lua_pushliteral(L, "south"); break; case XCB_GRAVITY_SOUTH_EAST: lua_pushliteral(L, "south_east"); break; case XCB_GRAVITY_STATIC: lua_pushliteral(L, "static"); break; } lua_setfield(L, -2, "win_gravity"); } return 1; } /** Get or set mouse buttons bindings for a client. * \param L The Lua VM state. * \return The number of element pushed on stack. * \luastack * \lvalue A client. * \lparam An array of mouse button bindings objects, or nothing. * \return The array of mouse button bindings objects of this client. */ static int luaA_client_buttons(lua_State *L) { client_t *client = luaA_client_checkudata(L, 1); button_array_t *buttons = &client->buttons; if(lua_gettop(L) == 2) { luaA_button_array_set(L, 1, 2, buttons); luaA_object_emit_signal(L, 1, "property::buttons", 0); window_buttons_grab(client->window, &client->buttons); } return luaA_button_array_get(L, 1, buttons); } /** Get or set keys bindings for a client. * \param L The Lua VM state. * \return The number of element pushed on stack. * \luastack * \lvalue A client. * \lparam An array of key bindings objects, or nothing. * \return The array of key bindings objects of this client. */ static int luaA_client_keys(lua_State *L) { client_t *c = luaA_client_checkudata(L, 1); key_array_t *keys = &c->keys; if(lua_gettop(L) == 2) { luaA_key_array_set(L, 1, 2, keys); luaA_object_emit_signal(L, 1, "property::keys", 0); xcb_ungrab_key(globalconf.connection, XCB_GRAB_ANY, c->window, XCB_BUTTON_MASK_ANY); window_grabkeys(c->window, keys); } return luaA_key_array_get(L, 1, keys); } /* Client module. * \param L The Lua VM state. * \return The number of pushed elements. */ static int luaA_client_module_index(lua_State *L) { size_t len; const char *buf = luaL_checklstring(L, 2, &len); switch(a_tokenize(buf, len)) { case A_TK_FOCUS: return luaA_object_push(globalconf.L, globalconf.screen_focus->client_focus); break; default: return 0; } } /* Client module new index. * \param L The Lua VM state. * \return The number of pushed elements. */ static int luaA_client_module_newindex(lua_State *L) { size_t len; const char *buf = luaL_checklstring(L, 2, &len); client_t *c; switch(a_tokenize(buf, len)) { case A_TK_FOCUS: c = luaA_client_checkudata(L, 3); client_focus(c); break; default: break; } return 0; } void client_class_setup(lua_State *L) { static const struct luaL_reg client_methods[] = { LUA_CLASS_METHODS(client) { "get", luaA_client_get }, { "__index", luaA_client_module_index }, { "__newindex", luaA_client_module_newindex }, { NULL, NULL } }; static const struct luaL_reg client_meta[] = { LUA_OBJECT_META(client) LUA_CLASS_META { "buttons", luaA_client_buttons }, { "keys", luaA_client_keys }, { "isvisible", luaA_client_isvisible }, { "geometry", luaA_client_geometry }, { "struts", luaA_client_struts }, { "tags", luaA_client_tags }, { "kill", luaA_client_kill }, { "swap", luaA_client_swap }, { "raise", luaA_client_raise }, { "lower", luaA_client_lower }, { "redraw", luaA_client_redraw }, { "unmanage", luaA_client_unmanage }, { "__gc", luaA_client_gc }, { NULL, NULL } }; luaA_class_setup(L, &client_class, "client", (lua_class_allocator_t) client_new, luaA_class_index_miss_property, luaA_class_newindex_miss_property, client_methods, client_meta); luaA_class_add_property(&client_class, A_TK_NAME, NULL, (lua_class_propfunc_t) luaA_client_get_name, NULL); luaA_class_add_property(&client_class, A_TK_TRANSIENT_FOR, NULL, (lua_class_propfunc_t) luaA_client_get_transient_for, NULL); luaA_class_add_property(&client_class, A_TK_SKIP_TASKBAR, (lua_class_propfunc_t) luaA_client_set_skip_taskbar, (lua_class_propfunc_t) luaA_client_get_skip_taskbar, (lua_class_propfunc_t) luaA_client_set_skip_taskbar); luaA_class_add_property(&client_class, A_TK_CONTENT, NULL, (lua_class_propfunc_t) luaA_client_get_content, NULL); luaA_class_add_property(&client_class, A_TK_TYPE, NULL, (lua_class_propfunc_t) luaA_client_get_type, NULL); luaA_class_add_property(&client_class, A_TK_CLASS, NULL, (lua_class_propfunc_t) luaA_client_get_class, NULL); luaA_class_add_property(&client_class, A_TK_INSTANCE, NULL, (lua_class_propfunc_t) luaA_client_get_instance, NULL); luaA_class_add_property(&client_class, A_TK_ROLE, NULL, (lua_class_propfunc_t) luaA_client_get_role, NULL); luaA_class_add_property(&client_class, A_TK_PID, NULL, (lua_class_propfunc_t) luaA_client_get_pid, NULL); luaA_class_add_property(&client_class, A_TK_WINDOW, NULL, (lua_class_propfunc_t) luaA_client_get_window, NULL); luaA_class_add_property(&client_class, A_TK_LEADER_WINDOW, NULL, (lua_class_propfunc_t) luaA_client_get_leader_window, NULL); luaA_class_add_property(&client_class, A_TK_MACHINE, NULL, (lua_class_propfunc_t) luaA_client_get_machine, NULL); luaA_class_add_property(&client_class, A_TK_ICON_NAME, NULL, (lua_class_propfunc_t) luaA_client_get_icon_name, NULL); luaA_class_add_property(&client_class, A_TK_SCREEN, NULL, (lua_class_propfunc_t) luaA_client_get_screen, (lua_class_propfunc_t) luaA_client_set_screen); luaA_class_add_property(&client_class, A_TK_HIDDEN, (lua_class_propfunc_t) luaA_client_set_hidden, (lua_class_propfunc_t) luaA_client_get_hidden, (lua_class_propfunc_t) luaA_client_set_hidden); luaA_class_add_property(&client_class, A_TK_MINIMIZED, (lua_class_propfunc_t) luaA_client_set_minimized, (lua_class_propfunc_t) luaA_client_get_minimized, (lua_class_propfunc_t) luaA_client_set_minimized); luaA_class_add_property(&client_class, A_TK_FULLSCREEN, (lua_class_propfunc_t) luaA_client_set_fullscreen, (lua_class_propfunc_t) luaA_client_get_fullscreen, (lua_class_propfunc_t) luaA_client_set_fullscreen); luaA_class_add_property(&client_class, A_TK_MODAL, (lua_class_propfunc_t) luaA_client_set_modal, (lua_class_propfunc_t) luaA_client_get_modal, (lua_class_propfunc_t) luaA_client_set_modal); luaA_class_add_property(&client_class, A_TK_GROUP_WINDOW, NULL, (lua_class_propfunc_t) luaA_client_get_group_window, NULL); luaA_class_add_property(&client_class, A_TK_MAXIMIZED_HORIZONTAL, (lua_class_propfunc_t) luaA_client_set_maximized_horizontal, (lua_class_propfunc_t) luaA_client_get_maximized_horizontal, (lua_class_propfunc_t) luaA_client_set_maximized_horizontal); luaA_class_add_property(&client_class, A_TK_MAXIMIZED_VERTICAL, (lua_class_propfunc_t) luaA_client_set_maximized_vertical, (lua_class_propfunc_t) luaA_client_get_maximized_vertical, (lua_class_propfunc_t) luaA_client_set_maximized_vertical); luaA_class_add_property(&client_class, A_TK_ICON, (lua_class_propfunc_t) luaA_client_set_icon, (lua_class_propfunc_t) luaA_client_get_icon, (lua_class_propfunc_t) luaA_client_set_icon); luaA_class_add_property(&client_class, A_TK_OPACITY, (lua_class_propfunc_t) luaA_client_set_opacity, (lua_class_propfunc_t) luaA_client_get_opacity, (lua_class_propfunc_t) luaA_client_set_opacity); luaA_class_add_property(&client_class, A_TK_ONTOP, (lua_class_propfunc_t) luaA_client_set_ontop, (lua_class_propfunc_t) luaA_client_get_ontop, (lua_class_propfunc_t) luaA_client_set_ontop); luaA_class_add_property(&client_class, A_TK_ABOVE, (lua_class_propfunc_t) luaA_client_set_above, (lua_class_propfunc_t) luaA_client_get_above, (lua_class_propfunc_t) luaA_client_set_above); luaA_class_add_property(&client_class, A_TK_BELOW, (lua_class_propfunc_t) luaA_client_set_below, (lua_class_propfunc_t) luaA_client_get_below, (lua_class_propfunc_t) luaA_client_set_below); luaA_class_add_property(&client_class, A_TK_STICKY, (lua_class_propfunc_t) luaA_client_set_sticky, (lua_class_propfunc_t) luaA_client_get_sticky, (lua_class_propfunc_t) luaA_client_set_sticky); luaA_class_add_property(&client_class, A_TK_SIZE_HINTS_HONOR, (lua_class_propfunc_t) luaA_client_set_size_hints_honor, (lua_class_propfunc_t) luaA_client_get_size_hints_honor, (lua_class_propfunc_t) luaA_client_set_size_hints_honor); luaA_class_add_property(&client_class, A_TK_BORDER_WIDTH, (lua_class_propfunc_t) luaA_client_set_border_width, (lua_class_propfunc_t) luaA_client_get_border_width, (lua_class_propfunc_t) luaA_client_set_border_width); luaA_class_add_property(&client_class, A_TK_BORDER_COLOR, (lua_class_propfunc_t) luaA_client_set_border_color, (lua_class_propfunc_t) luaA_client_get_border_color, (lua_class_propfunc_t) luaA_client_set_border_color); luaA_class_add_property(&client_class, A_TK_TITLEBAR, (lua_class_propfunc_t) luaA_client_set_titlebar, (lua_class_propfunc_t) luaA_client_get_titlebar, (lua_class_propfunc_t) luaA_client_set_titlebar); luaA_class_add_property(&client_class, A_TK_URGENT, (lua_class_propfunc_t) luaA_client_set_urgent, (lua_class_propfunc_t) luaA_client_get_urgent, (lua_class_propfunc_t) luaA_client_set_urgent); luaA_class_add_property(&client_class, A_TK_SIZE_HINTS, NULL, (lua_class_propfunc_t) luaA_client_get_size_hints, NULL); luaA_class_add_property(&client_class, A_TK_FOCUSABLE, NULL, (lua_class_propfunc_t) luaA_client_get_focusable, NULL); } // vim: filetype=c:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=80