openbox/screen.c (raw)
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/* -*- indent-tabs-mode: nil; tab-width: 4; c-basic-offset: 4; -*- screen.c for the Openbox window manager Copyright (c) 2006 Mikael Magnusson Copyright (c) 2003 Ben Jansens 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. See the COPYING file for a copy of the GNU General Public License. */ #include "debug.h" #include "openbox.h" #include "dock.h" #include "xerror.h" #include "prop.h" #include "grab.h" #include "startupnotify.h" #include "moveresize.h" #include "config.h" #include "screen.h" #include "client.h" #include "frame.h" #include "event.h" #include "focus.h" #include "popup.h" #include "extensions.h" #include "render/render.h" #include <X11/Xlib.h> #ifdef HAVE_UNISTD_H # include <sys/types.h> # include <unistd.h> #endif #include <assert.h> /*! The event mask to grab on the root window */ #define ROOT_EVENTMASK (StructureNotifyMask | PropertyChangeMask | \ EnterWindowMask | LeaveWindowMask | \ SubstructureNotifyMask | SubstructureRedirectMask | \ ButtonPressMask | ButtonReleaseMask | ButtonMotionMask) guint screen_num_desktops; guint screen_num_monitors; guint screen_desktop; guint screen_last_desktop; Size screen_physical_size; gboolean screen_showing_desktop; DesktopLayout screen_desktop_layout; gchar **screen_desktop_names; Window screen_support_win; static Rect **area; /* array of desktop holding array of xinerama areas */ static Rect *monitor_area; static ObPagerPopup *desktop_cycle_popup; static gboolean replace_wm() { gchar *wm_sn; Atom wm_sn_atom; Window current_wm_sn_owner; Time timestamp; wm_sn = g_strdup_printf("WM_S%d", ob_screen); wm_sn_atom = XInternAtom(ob_display, wm_sn, FALSE); g_free(wm_sn); current_wm_sn_owner = XGetSelectionOwner(ob_display, wm_sn_atom); if (current_wm_sn_owner == screen_support_win) current_wm_sn_owner = None; if (current_wm_sn_owner) { if (!ob_replace_wm) { g_warning("A window manager is already running on screen %d", ob_screen); return FALSE; } xerror_set_ignore(TRUE); xerror_occured = FALSE; /* We want to find out when the current selection owner dies */ XSelectInput(ob_display, current_wm_sn_owner, StructureNotifyMask); XSync(ob_display, FALSE); xerror_set_ignore(FALSE); if (xerror_occured) current_wm_sn_owner = None; } { /* Generate a timestamp */ XEvent event; XSelectInput(ob_display, screen_support_win, PropertyChangeMask); XChangeProperty(ob_display, screen_support_win, prop_atoms.wm_class, prop_atoms.string, 8, PropModeAppend, NULL, 0); XWindowEvent(ob_display, screen_support_win, PropertyChangeMask, &event); XSelectInput(ob_display, screen_support_win, NoEventMask); timestamp = event.xproperty.time; } XSetSelectionOwner(ob_display, wm_sn_atom, screen_support_win, timestamp); if (XGetSelectionOwner(ob_display, wm_sn_atom) != screen_support_win) { g_warning("Could not acquire window manager selection on screen %d", ob_screen); return FALSE; } /* Wait for old window manager to go away */ if (current_wm_sn_owner) { XEvent event; gulong wait = 0; const gulong timeout = G_USEC_PER_SEC * 15; /* wait for 15s max */ while (wait < timeout) { if (XCheckWindowEvent(ob_display, current_wm_sn_owner, StructureNotifyMask, &event) && event.type == DestroyNotify) break; g_usleep(G_USEC_PER_SEC / 10); wait += G_USEC_PER_SEC / 10; } if (wait >= timeout) { g_warning("Timeout expired while waiting for the current WM to die " "on screen %d", ob_screen); return FALSE; } } /* Send client message indicating that we are now the WM */ prop_message(RootWindow(ob_display, ob_screen), prop_atoms.manager, timestamp, wm_sn_atom, 0, 0, SubstructureNotifyMask); return TRUE; } gboolean screen_annex() { XSetWindowAttributes attrib; pid_t pid; gint i, num_support; gulong *supported; /* create the netwm support window */ attrib.override_redirect = TRUE; screen_support_win = XCreateWindow(ob_display, RootWindow(ob_display, ob_screen), -100, -100, 1, 1, 0, CopyFromParent, InputOutput, CopyFromParent, CWOverrideRedirect, &attrib); XMapRaised(ob_display, screen_support_win); if (!replace_wm()) { XDestroyWindow(ob_display, screen_support_win); return FALSE; } xerror_set_ignore(TRUE); xerror_occured = FALSE; XSelectInput(ob_display, RootWindow(ob_display, ob_screen), ROOT_EVENTMASK); xerror_set_ignore(FALSE); if (xerror_occured) { g_warning("A window manager is already running on screen %d", ob_screen); XDestroyWindow(ob_display, screen_support_win); return FALSE; } screen_set_root_cursor(); /* set the OPENBOX_PID hint */ pid = getpid(); PROP_SET32(RootWindow(ob_display, ob_screen), openbox_pid, cardinal, pid); /* set supporting window */ PROP_SET32(RootWindow(ob_display, ob_screen), net_supporting_wm_check, window, screen_support_win); /* set properties on the supporting window */ PROP_SETS(screen_support_win, net_wm_name, "Openbox"); PROP_SET32(screen_support_win, net_supporting_wm_check, window, screen_support_win); /* set the _NET_SUPPORTED_ATOMS hint */ num_support = 51; i = 0; supported = g_new(gulong, num_support); supported[i++] = prop_atoms.net_current_desktop; supported[i++] = prop_atoms.net_number_of_desktops; supported[i++] = prop_atoms.net_desktop_geometry; supported[i++] = prop_atoms.net_desktop_viewport; supported[i++] = prop_atoms.net_active_window; supported[i++] = prop_atoms.net_workarea; supported[i++] = prop_atoms.net_client_list; supported[i++] = prop_atoms.net_client_list_stacking; supported[i++] = prop_atoms.net_desktop_names; supported[i++] = prop_atoms.net_close_window; supported[i++] = prop_atoms.net_desktop_layout; supported[i++] = prop_atoms.net_showing_desktop; supported[i++] = prop_atoms.net_wm_name; supported[i++] = prop_atoms.net_wm_visible_name; supported[i++] = prop_atoms.net_wm_icon_name; supported[i++] = prop_atoms.net_wm_visible_icon_name; supported[i++] = prop_atoms.net_wm_desktop; supported[i++] = prop_atoms.net_wm_strut; supported[i++] = prop_atoms.net_wm_window_type; supported[i++] = prop_atoms.net_wm_window_type_desktop; supported[i++] = prop_atoms.net_wm_window_type_dock; supported[i++] = prop_atoms.net_wm_window_type_toolbar; supported[i++] = prop_atoms.net_wm_window_type_menu; supported[i++] = prop_atoms.net_wm_window_type_utility; supported[i++] = prop_atoms.net_wm_window_type_splash; supported[i++] = prop_atoms.net_wm_window_type_dialog; supported[i++] = prop_atoms.net_wm_window_type_normal; supported[i++] = prop_atoms.net_wm_allowed_actions; supported[i++] = prop_atoms.net_wm_action_move; supported[i++] = prop_atoms.net_wm_action_resize; supported[i++] = prop_atoms.net_wm_action_minimize; supported[i++] = prop_atoms.net_wm_action_shade; supported[i++] = prop_atoms.net_wm_action_maximize_horz; supported[i++] = prop_atoms.net_wm_action_maximize_vert; supported[i++] = prop_atoms.net_wm_action_fullscreen; supported[i++] = prop_atoms.net_wm_action_change_desktop; supported[i++] = prop_atoms.net_wm_action_close; supported[i++] = prop_atoms.net_wm_state; supported[i++] = prop_atoms.net_wm_state_modal; supported[i++] = prop_atoms.net_wm_state_maximized_vert; supported[i++] = prop_atoms.net_wm_state_maximized_horz; supported[i++] = prop_atoms.net_wm_state_shaded; supported[i++] = prop_atoms.net_wm_state_skip_taskbar; supported[i++] = prop_atoms.net_wm_state_skip_pager; supported[i++] = prop_atoms.net_wm_state_hidden; supported[i++] = prop_atoms.net_wm_state_fullscreen; supported[i++] = prop_atoms.net_wm_state_above; supported[i++] = prop_atoms.net_wm_state_below; supported[i++] = prop_atoms.net_moveresize_window; supported[i++] = prop_atoms.net_wm_moveresize; supported[i++] = prop_atoms.ob_wm_state_undecorated; g_assert(i == num_support); /* supported[] = prop_atoms.net_wm_action_stick; */ PROP_SETA32(RootWindow(ob_display, ob_screen), net_supported, atom, supported, num_support); g_free(supported); return TRUE; } void screen_startup(gboolean reconfig) { GSList *it; guint i; desktop_cycle_popup = pager_popup_new(FALSE); if (!reconfig) /* get the initial size */ screen_resize(); /* set the names */ screen_desktop_names = g_new(gchar*, g_slist_length(config_desktops_names) + 1); for (i = 0, it = config_desktops_names; it; ++i, it = g_slist_next(it)) screen_desktop_names[i] = it->data; /* dont strdup */ screen_desktop_names[i] = NULL; PROP_SETSS(RootWindow(ob_display, ob_screen), net_desktop_names, screen_desktop_names); g_free(screen_desktop_names); /* dont free the individual strings */ screen_desktop_names = NULL; if (!reconfig) screen_num_desktops = 0; screen_set_num_desktops(config_desktops_num); if (!reconfig) { screen_set_desktop(MIN(config_screen_firstdesk, screen_num_desktops) - 1); /* don't start in showing-desktop mode */ screen_showing_desktop = FALSE; PROP_SET32(RootWindow(ob_display, ob_screen), net_showing_desktop, cardinal, screen_showing_desktop); screen_update_layout(); } } void screen_shutdown(gboolean reconfig) { Rect **r; pager_popup_free(desktop_cycle_popup); if (!reconfig) { XSelectInput(ob_display, RootWindow(ob_display, ob_screen), NoEventMask); /* we're not running here no more! */ PROP_ERASE(RootWindow(ob_display, ob_screen), openbox_pid); /* not without us */ PROP_ERASE(RootWindow(ob_display, ob_screen), net_supported); /* don't keep this mode */ PROP_ERASE(RootWindow(ob_display, ob_screen), net_showing_desktop); XDestroyWindow(ob_display, screen_support_win); } g_strfreev(screen_desktop_names); screen_desktop_names = NULL; for (r = area; *r; ++r) g_free(*r); g_free(area); area = NULL; } void screen_resize() { static gint oldw = 0, oldh = 0; gint w, h; GList *it; gulong geometry[2]; w = WidthOfScreen(ScreenOfDisplay(ob_display, ob_screen)); h = HeightOfScreen(ScreenOfDisplay(ob_display, ob_screen)); if (w == oldw && h == oldh) return; oldw = w; oldh = h; /* Set the _NET_DESKTOP_GEOMETRY hint */ screen_physical_size.width = geometry[0] = w; screen_physical_size.height = geometry[1] = h; PROP_SETA32(RootWindow(ob_display, ob_screen), net_desktop_geometry, cardinal, geometry, 2); if (ob_state() == OB_STATE_STARTING) return; screen_update_areas(); dock_configure(); for (it = client_list; it; it = g_list_next(it)) client_move_onscreen(it->data, FALSE); } void screen_set_num_desktops(guint num) { guint i, old; gulong *viewport; GList *it; g_assert(num > 0); if (screen_num_desktops == num) return; old = screen_num_desktops; screen_num_desktops = num; PROP_SET32(RootWindow(ob_display, ob_screen), net_number_of_desktops, cardinal, num); /* set the viewport hint */ viewport = g_new0(gulong, num * 2); PROP_SETA32(RootWindow(ob_display, ob_screen), net_desktop_viewport, cardinal, viewport, num * 2); g_free(viewport); /* the number of rows/columns will differ */ screen_update_layout(); /* may be some unnamed desktops that we need to fill in with names */ screen_update_desktop_names(); /* move windows on desktops that will no longer exist! */ for (it = client_list; it; it = g_list_next(it)) { ObClient *c = it->data; if (c->desktop >= num && c->desktop != DESKTOP_ALL) client_set_desktop(c, num - 1, FALSE); } /* change our struts/area to match (after moving windows) */ screen_update_areas(); /* change our desktop if we're on one that no longer exists! */ if (screen_desktop >= screen_num_desktops) screen_set_desktop(num - 1); /* update the focus lists */ /* free our lists for the desktops which have disappeared */ for (i = num; i < old; ++i) g_list_free(focus_order[i]); /* realloc the array */ focus_order = g_renew(GList*, focus_order, num); /* set the new lists to be empty */ for (i = old; i < num; ++i) focus_order[i] = NULL; } void screen_set_desktop(guint num) { GList *it; guint old; g_assert(num < screen_num_desktops); old = screen_desktop; screen_desktop = num; PROP_SET32(RootWindow(ob_display, ob_screen), net_current_desktop, cardinal, num); if (old == num) return; screen_last_desktop = old; ob_debug("Moving to desktop %d\n", num+1); if (moveresize_client) client_set_desktop(moveresize_client, num, TRUE); /* show windows before hiding the rest to lessen the enter/leave events */ /* show windows from top to bottom */ for (it = stacking_list; it; it = g_list_next(it)) { if (WINDOW_IS_CLIENT(it->data)) { ObClient *c = it->data; if (client_should_show(c)) frame_show(c->frame); } } /* hide windows from bottom to top */ for (it = g_list_last(stacking_list); it; it = g_list_previous(it)) { if (WINDOW_IS_CLIENT(it->data)) { ObClient *c = it->data; if (c->frame->visible && !client_should_show(c)) frame_hide(c->frame); } } event_ignore_queued_enters(); focus_hilite = focus_fallback_target(OB_FOCUS_FALLBACK_NOFOCUS); if (focus_hilite) { frame_adjust_focus(focus_hilite->frame, TRUE); /*! When this focus_client check is not used, you can end up with races, as demonstrated with gnome-panel, sometmies the window you click on another desktop ends up losing focus cuz of the focus change here. */ /*if (!focus_client)*/ client_focus(focus_hilite); } } static void get_row_col(guint d, guint *r, guint *c) { switch (screen_desktop_layout.orientation) { case OB_ORIENTATION_HORZ: switch (screen_desktop_layout.start_corner) { case OB_CORNER_TOPLEFT: *r = d / screen_desktop_layout.columns; *c = d % screen_desktop_layout.columns; break; case OB_CORNER_BOTTOMLEFT: *r = screen_desktop_layout.rows - 1 - d / screen_desktop_layout.columns; *c = d % screen_desktop_layout.columns; break; case OB_CORNER_TOPRIGHT: *r = d / screen_desktop_layout.columns; *c = screen_desktop_layout.columns - 1 - d % screen_desktop_layout.columns; break; case OB_CORNER_BOTTOMRIGHT: *r = screen_desktop_layout.rows - 1 - d / screen_desktop_layout.columns; *c = screen_desktop_layout.columns - 1 - d % screen_desktop_layout.columns; break; } break; case OB_ORIENTATION_VERT: switch (screen_desktop_layout.start_corner) { case OB_CORNER_TOPLEFT: *r = d % screen_desktop_layout.rows; *c = d / screen_desktop_layout.rows; break; case OB_CORNER_BOTTOMLEFT: *r = screen_desktop_layout.rows - 1 - d % screen_desktop_layout.rows; *c = d / screen_desktop_layout.rows; break; case OB_CORNER_TOPRIGHT: *r = d % screen_desktop_layout.rows; *c = screen_desktop_layout.columns - 1 - d / screen_desktop_layout.rows; break; case OB_CORNER_BOTTOMRIGHT: *r = screen_desktop_layout.rows - 1 - d % screen_desktop_layout.rows; *c = screen_desktop_layout.columns - 1 - d / screen_desktop_layout.rows; break; } break; } } static guint translate_row_col(guint r, guint c) { switch (screen_desktop_layout.orientation) { case OB_ORIENTATION_HORZ: switch (screen_desktop_layout.start_corner) { case OB_CORNER_TOPLEFT: return r % screen_desktop_layout.rows * screen_desktop_layout.columns + c % screen_desktop_layout.columns; case OB_CORNER_BOTTOMLEFT: return (screen_desktop_layout.rows - 1 - r % screen_desktop_layout.rows) * screen_desktop_layout.columns + c % screen_desktop_layout.columns; case OB_CORNER_TOPRIGHT: return r % screen_desktop_layout.rows * screen_desktop_layout.columns + (screen_desktop_layout.columns - 1 - c % screen_desktop_layout.columns); case OB_CORNER_BOTTOMRIGHT: return (screen_desktop_layout.rows - 1 - r % screen_desktop_layout.rows) * screen_desktop_layout.columns + (screen_desktop_layout.columns - 1 - c % screen_desktop_layout.columns); } case OB_ORIENTATION_VERT: switch (screen_desktop_layout.start_corner) { case OB_CORNER_TOPLEFT: return c % screen_desktop_layout.columns * screen_desktop_layout.rows + r % screen_desktop_layout.rows; case OB_CORNER_BOTTOMLEFT: return c % screen_desktop_layout.columns * screen_desktop_layout.rows + (screen_desktop_layout.rows - 1 - r % screen_desktop_layout.rows); case OB_CORNER_TOPRIGHT: return (screen_desktop_layout.columns - 1 - c % screen_desktop_layout.columns) * screen_desktop_layout.rows + r % screen_desktop_layout.rows; case OB_CORNER_BOTTOMRIGHT: return (screen_desktop_layout.columns - 1 - c % screen_desktop_layout.columns) * screen_desktop_layout.rows + (screen_desktop_layout.rows - 1 - r % screen_desktop_layout.rows); } } g_assert_not_reached(); return 0; } void screen_desktop_popup(guint d, gboolean show) { Rect *a; if (!show) { pager_popup_hide(desktop_cycle_popup); } else { a = screen_physical_area_monitor(0); pager_popup_position(desktop_cycle_popup, CenterGravity, a->x + a->width / 2, a->y + a->height / 2); /* XXX the size and the font extents need to be related on some level */ pager_popup_size(desktop_cycle_popup, POPUP_WIDTH, POPUP_HEIGHT); pager_popup_set_text_align(desktop_cycle_popup, RR_JUSTIFY_CENTER); pager_popup_show(desktop_cycle_popup, screen_desktop_names[d], d); } } guint screen_cycle_desktop(ObDirection dir, gboolean wrap, gboolean linear, gboolean dialog, gboolean done, gboolean cancel) { static gboolean first = TRUE; static guint origd, d; guint r, c; if (cancel) { d = origd; goto done_cycle; } else if (done && dialog) { goto done_cycle; } if (first) { first = FALSE; d = origd = screen_desktop; } get_row_col(d, &r, &c); if (linear) { switch (dir) { case OB_DIRECTION_EAST: if (d < screen_num_desktops - 1) ++d; else if (wrap) d = 0; break; case OB_DIRECTION_WEST: if (d > 0) --d; else if (wrap) d = screen_num_desktops - 1; break; default: assert(0); return screen_desktop; } } else { switch (dir) { case OB_DIRECTION_EAST: ++c; if (c >= screen_desktop_layout.columns) { if (wrap) { c = 0; } else { d = screen_desktop; goto show_cycle_dialog; } } d = translate_row_col(r, c); if (d >= screen_num_desktops) { if (wrap) { ++c; } else { d = screen_desktop; goto show_cycle_dialog; } } break; case OB_DIRECTION_WEST: --c; if (c >= screen_desktop_layout.columns) { if (wrap) { c = screen_desktop_layout.columns - 1; } else { d = screen_desktop; goto show_cycle_dialog; } } d = translate_row_col(r, c); if (d >= screen_num_desktops) { if (wrap) { --c; } else { d = screen_desktop; goto show_cycle_dialog; } } break; case OB_DIRECTION_SOUTH: ++r; if (r >= screen_desktop_layout.rows) { if (wrap) { r = 0; } else { d = screen_desktop; goto show_cycle_dialog; } } d = translate_row_col(r, c); if (d >= screen_num_desktops) { if (wrap) { ++r; } else { d = screen_desktop; goto show_cycle_dialog; } } break; case OB_DIRECTION_NORTH: --r; if (r >= screen_desktop_layout.rows) { if (wrap) { r = screen_desktop_layout.rows - 1; } else { d = screen_desktop; goto show_cycle_dialog; } } d = translate_row_col(r, c); if (d >= screen_num_desktops) { if (wrap) { --r; } else { d = screen_desktop; goto show_cycle_dialog; } } break; default: assert(0); return d = screen_desktop; } d = translate_row_col(r, c); } show_cycle_dialog: if (dialog) { screen_desktop_popup(d, TRUE); return d; } done_cycle: first = TRUE; screen_desktop_popup(0, FALSE); return d; } void screen_update_layout() { ObOrientation orient; ObCorner corner; guint rows; guint cols; guint32 *data; guint num; gboolean valid = FALSE; if (PROP_GETA32(RootWindow(ob_display, ob_screen), net_desktop_layout, cardinal, &data, &num)) { if (num == 3 || num == 4) { if (data[0] == prop_atoms.net_wm_orientation_vert) orient = OB_ORIENTATION_VERT; else if (data[0] == prop_atoms.net_wm_orientation_horz) orient = OB_ORIENTATION_HORZ; else goto screen_update_layout_bail; if (num < 4) corner = OB_CORNER_TOPLEFT; else { if (data[3] == prop_atoms.net_wm_topleft) corner = OB_CORNER_TOPLEFT; else if (data[3] == prop_atoms.net_wm_topright) corner = OB_CORNER_TOPRIGHT; else if (data[3] == prop_atoms.net_wm_bottomright) corner = OB_CORNER_BOTTOMRIGHT; else if (data[3] == prop_atoms.net_wm_bottomleft) corner = OB_CORNER_BOTTOMLEFT; else goto screen_update_layout_bail; } cols = data[1]; rows = data[2]; /* fill in a zero rows/columns */ if ((cols == 0 && rows == 0)) { /* both 0's is bad data.. */ goto screen_update_layout_bail; } else { if (cols == 0) { cols = screen_num_desktops / rows; if (rows * cols < screen_num_desktops) cols++; if (rows * cols >= screen_num_desktops + cols) rows--; } else if (rows == 0) { rows = screen_num_desktops / cols; if (cols * rows < screen_num_desktops) rows++; if (cols * rows >= screen_num_desktops + rows) cols--; } } /* bounds checking */ if (orient == OB_ORIENTATION_HORZ) { cols = MIN(screen_num_desktops, cols); rows = MIN(rows, (screen_num_desktops + cols - 1) / cols); cols = screen_num_desktops / rows + !!(screen_num_desktops % rows); } else { rows = MIN(screen_num_desktops, rows); cols = MIN(cols, (screen_num_desktops + rows - 1) / rows); rows = screen_num_desktops / cols + !!(screen_num_desktops % cols); } valid = TRUE; } screen_update_layout_bail: g_free(data); } if (!valid) { /* defaults */ orient = OB_ORIENTATION_HORZ; corner = OB_CORNER_TOPLEFT; rows = 1; cols = screen_num_desktops; } screen_desktop_layout.orientation = orient; screen_desktop_layout.start_corner = corner; screen_desktop_layout.rows = rows; screen_desktop_layout.columns = cols; } void screen_update_desktop_names() { guint i; /* empty the array */ g_strfreev(screen_desktop_names); screen_desktop_names = NULL; if (PROP_GETSS(RootWindow(ob_display, ob_screen), net_desktop_names, utf8, &screen_desktop_names)) for (i = 0; screen_desktop_names[i] && i <= screen_num_desktops; ++i); else i = 0; if (i <= screen_num_desktops) { screen_desktop_names = g_renew(gchar*, screen_desktop_names, screen_num_desktops + 1); screen_desktop_names[screen_num_desktops] = NULL; for (; i < screen_num_desktops; ++i) screen_desktop_names[i] = g_strdup_printf("Desktop %i", i + 1); } } void screen_show_desktop(gboolean show) { GList *it; if (show == screen_showing_desktop) return; /* no change */ screen_showing_desktop = show; if (show) { /* bottom to top */ for (it = g_list_last(stacking_list); it; it = g_list_previous(it)) { if (WINDOW_IS_CLIENT(it->data)) { ObClient *client = it->data; if (client->frame->visible && !client_should_show(client)) frame_hide(client->frame); } } } else { /* top to bottom */ for (it = stacking_list; it; it = g_list_next(it)) { if (WINDOW_IS_CLIENT(it->data)) { ObClient *client = it->data; if (!client->frame->visible && client_should_show(client)) frame_show(client->frame); } } } if (show) { /* focus desktop */ for (it = focus_order[screen_desktop]; it; it = g_list_next(it)) if (((ObClient*)it->data)->type == OB_CLIENT_TYPE_DESKTOP && client_focus(it->data)) break; } else { focus_fallback(OB_FOCUS_FALLBACK_NOFOCUS); } show = !!show; /* make it boolean */ PROP_SET32(RootWindow(ob_display, ob_screen), net_showing_desktop, cardinal, show); } void screen_install_colormap(ObClient *client, gboolean install) { XWindowAttributes wa; if (client == NULL) { if (install) XInstallColormap(RrDisplay(ob_rr_inst), RrColormap(ob_rr_inst)); else XUninstallColormap(RrDisplay(ob_rr_inst), RrColormap(ob_rr_inst)); } else { if (XGetWindowAttributes(ob_display, client->window, &wa) && wa.colormap != None) { xerror_set_ignore(TRUE); if (install) XInstallColormap(RrDisplay(ob_rr_inst), wa.colormap); else XUninstallColormap(RrDisplay(ob_rr_inst), wa.colormap); xerror_set_ignore(FALSE); } } } static inline void screen_area_add_strut_left(const StrutPartial *s, const Rect *monitor_area, gint edge, Strut *ret) { if (s->left && ((s->left_end <= s->left_start) || (RECT_TOP(*monitor_area) < s->left_end && RECT_BOTTOM(*monitor_area) > s->left_start))) ret->left = MAX(ret->left, edge); } static inline void screen_area_add_strut_top(const StrutPartial *s, const Rect *monitor_area, gint edge, Strut *ret) { if (s->top && ((s->top_end <= s->top_start) || (RECT_LEFT(*monitor_area) < s->top_end && RECT_RIGHT(*monitor_area) > s->top_start))) ret->top = MAX(ret->top, edge); } static inline void screen_area_add_strut_right(const StrutPartial *s, const Rect *monitor_area, gint edge, Strut *ret) { if (s->right && ((s->right_end <= s->right_start) || (RECT_TOP(*monitor_area) < s->right_end && RECT_BOTTOM(*monitor_area) > s->right_start))) ret->right = MAX(ret->right, edge); } static inline void screen_area_add_strut_bottom(const StrutPartial *s, const Rect *monitor_area, gint edge, Strut *ret) { if (s->bottom && ((s->bottom_end <= s->bottom_start) || (RECT_LEFT(*monitor_area) < s->bottom_end && RECT_RIGHT(*monitor_area) > s->bottom_start))) ret->bottom = MAX(ret->bottom, edge); } void screen_update_areas() { guint i, x; gulong *dims; GList *it; gint o; g_free(monitor_area); extensions_xinerama_screens(&monitor_area, &screen_num_monitors); if (area) { for (i = 0; area[i]; ++i) g_free(area[i]); g_free(area); } area = g_new(Rect*, screen_num_desktops + 2); for (i = 0; i < screen_num_desktops + 1; ++i) area[i] = g_new0(Rect, screen_num_monitors + 1); area[i] = NULL; dims = g_new(gulong, 4 * screen_num_desktops); for (i = 0; i < screen_num_desktops + 1; ++i) { Strut *struts; gint l, r, t, b; struts = g_new0(Strut, screen_num_monitors); /* calc the xinerama areas */ for (x = 0; x < screen_num_monitors; ++x) { area[i][x] = monitor_area[x]; if (x == 0) { l = monitor_area[x].x; t = monitor_area[x].y; r = monitor_area[x].x + monitor_area[x].width - 1; b = monitor_area[x].y + monitor_area[x].height - 1; } else { l = MIN(l, monitor_area[x].x); t = MIN(t, monitor_area[x].y); r = MAX(r, monitor_area[x].x + monitor_area[x].width - 1); b = MAX(b, monitor_area[x].y + monitor_area[x].height - 1); } } RECT_SET(area[i][x], l, t, r - l + 1, b - t + 1); /* apply the struts */ /* find the left-most xin heads, i do this in 2 loops :| */ o = area[i][0].x; for (x = 1; x < screen_num_monitors; ++x) o = MIN(o, area[i][x].x); for (x = 0; x < screen_num_monitors; ++x) { for (it = client_list; it; it = g_list_next(it)) { ObClient *c = it->data; screen_area_add_strut_left(&c->strut, &monitor_area[x], o + c->strut.left - area[i][x].x, &struts[x]); } screen_area_add_strut_left(&dock_strut, &monitor_area[x], o + dock_strut.left - area[i][x].x, &struts[x]); area[i][x].x += struts[x].left; area[i][x].width -= struts[x].left; } /* find the top-most xin heads, i do this in 2 loops :| */ o = area[i][0].y; for (x = 1; x < screen_num_monitors; ++x) o = MIN(o, area[i][x].y); for (x = 0; x < screen_num_monitors; ++x) { for (it = client_list; it; it = g_list_next(it)) { ObClient *c = it->data; screen_area_add_strut_top(&c->strut, &monitor_area[x], o + c->strut.top - area[i][x].y, &struts[x]); } screen_area_add_strut_top(&dock_strut, &monitor_area[x], o + dock_strut.top - area[i][x].y, &struts[x]); area[i][x].y += struts[x].top; area[i][x].height -= struts[x].top; } /* find the right-most xin heads, i do this in 2 loops :| */ o = area[i][0].x + area[i][0].width - 1; for (x = 1; x < screen_num_monitors; ++x) o = MAX(o, area[i][x].x + area[i][x].width - 1); for (x = 0; x < screen_num_monitors; ++x) { for (it = client_list; it; it = g_list_next(it)) { ObClient *c = it->data; screen_area_add_strut_right(&c->strut, &monitor_area[x], (area[i][x].x + area[i][x].width - 1) - (o - c->strut.right), &struts[x]); } screen_area_add_strut_right(&dock_strut, &monitor_area[x], (area[i][x].x + area[i][x].width - 1) - (o - dock_strut.right), &struts[x]); area[i][x].width -= struts[x].right; } /* find the bottom-most xin heads, i do this in 2 loops :| */ o = area[i][0].y + area[i][0].height - 1; for (x = 1; x < screen_num_monitors; ++x) o = MAX(o, area[i][x].y + area[i][x].height - 1); for (x = 0; x < screen_num_monitors; ++x) { for (it = client_list; it; it = g_list_next(it)) { ObClient *c = it->data; screen_area_add_strut_bottom(&c->strut, &monitor_area[x], (area[i][x].y + area[i][x].height - 1) - \ (o - c->strut.bottom), &struts[x]); } screen_area_add_strut_bottom(&dock_strut, &monitor_area[x], (area[i][x].y + area[i][x].height - 1) - \ (o - dock_strut.bottom), &struts[x]); area[i][x].height -= struts[x].bottom; } l = RECT_LEFT(area[i][0]); t = RECT_TOP(area[i][0]); r = RECT_RIGHT(area[i][0]); b = RECT_BOTTOM(area[i][0]); for (x = 1; x < screen_num_monitors; ++x) { l = MIN(l, RECT_LEFT(area[i][x])); t = MIN(l, RECT_TOP(area[i][x])); r = MAX(r, RECT_RIGHT(area[i][x])); b = MAX(b, RECT_BOTTOM(area[i][x])); } RECT_SET(area[i][screen_num_monitors], l, t, r - l + 1, b - t + 1); /* XXX optimize when this is run? */ /* the area has changed, adjust all the maximized windows */ for (it = client_list; it; it = g_list_next(it)) { ObClient *c = it->data; if (i < screen_num_desktops) { if (c->desktop == i) client_reconfigure(c); } else if (c->desktop == DESKTOP_ALL) client_reconfigure(c); } if (i < screen_num_desktops) { /* don't set these for the 'all desktops' area */ dims[(i * 4) + 0] = area[i][screen_num_monitors].x; dims[(i * 4) + 1] = area[i][screen_num_monitors].y; dims[(i * 4) + 2] = area[i][screen_num_monitors].width; dims[(i * 4) + 3] = area[i][screen_num_monitors].height; } g_free(struts); } PROP_SETA32(RootWindow(ob_display, ob_screen), net_workarea, cardinal, dims, 4 * screen_num_desktops); g_free(dims); } Rect *screen_area(guint desktop) { return screen_area_monitor(desktop, screen_num_monitors); } Rect *screen_area_monitor(guint desktop, guint head) { if (head > screen_num_monitors) return NULL; if (desktop >= screen_num_desktops) { if (desktop == DESKTOP_ALL) return &area[screen_num_desktops][head]; return NULL; } return &area[desktop][head]; } Rect *screen_physical_area() { return screen_physical_area_monitor(screen_num_monitors); } Rect *screen_physical_area_monitor(guint head) { if (head > screen_num_monitors) return NULL; return &monitor_area[head]; } void screen_set_root_cursor() { if (sn_app_starting()) XDefineCursor(ob_display, RootWindow(ob_display, ob_screen), ob_cursor(OB_CURSOR_BUSY)); else XDefineCursor(ob_display, RootWindow(ob_display, ob_screen), ob_cursor(OB_CURSOR_POINTER)); } gboolean screen_pointer_pos(gint *x, gint *y) { Window w; gint i; guint u; return !!XQueryPointer(ob_display, RootWindow(ob_display, ob_screen), &w, &w, x, y, &i, &i, &u); } |