X-Git-Url: https://git.dogcows.com/gitweb?a=blobdiff_plain;f=openbox%2Fscreen.c;h=6c9042a99edb1b3b51d10a6cbb5ecbea60b9c95d;hb=c90da6da781932c2d178bfb7e39ec1d5003543b7;hp=e2e141dd6d7e194943e25e0b59b50d4d879fe868;hpb=59f318e897a301a40fb46fadbc4b825ccf86c0ba;p=chaz%2Fopenbox diff --git a/openbox/screen.c b/openbox/screen.c index e2e141dd..6c9042a9 100644 --- a/openbox/screen.c +++ b/openbox/screen.c @@ -1,14 +1,17 @@ +#include "debug.h" #include "openbox.h" #include "dock.h" #include "xerror.h" #include "prop.h" #include "startup.h" +#include "grab.h" #include "timer.h" #include "config.h" #include "screen.h" #include "client.h" #include "frame.h" #include "focus.h" +#include "popup.h" #include "dispatch.h" #include "extensions.h" #include "render/render.h" @@ -23,6 +26,7 @@ # include # include #endif +#include /*! The event mask to grab on the root window */ #define ROOT_EVENTMASK (StructureNotifyMask | PropertyChangeMask | \ @@ -30,71 +34,168 @@ SubstructureNotifyMask | SubstructureRedirectMask | \ ButtonPressMask | ButtonReleaseMask | ButtonMotionMask) -guint screen_num_desktops = 0; -guint screen_num_monitors = 0; -guint screen_desktop = 0; +guint screen_num_desktops; +guint screen_num_monitors; +guint screen_desktop; Size screen_physical_size; gboolean screen_showing_desktop; DesktopLayout screen_desktop_layout; -char **screen_desktop_names = NULL; +char **screen_desktop_names; +Window screen_support_win; -static Rect **area = NULL; /* array of desktop holding array of - xinerama areas */ -static Rect *monitor_area = NULL; -static Window support_window = None; +static Rect **area; /* array of desktop holding array of xinerama areas */ +static Rect *monitor_area; + +static Popup *desktop_cycle_popup; #ifdef USE_LIBSN static SnMonitorContext *sn_context; static int sn_busy_cnt; -static Timer *sn_timer = NULL; +static ObTimer *sn_timer; static void sn_event_func(SnMonitorEvent *event, void *data); #endif static void set_root_cursor(); -static gboolean running; -static int another_running(Display *d, XErrorEvent *e) +static gboolean replace_wm() { - (void)d;(void)e; - g_message("A window manager is already running on screen %d", - ob_screen); - running = TRUE; - return -1; + char *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); + + current_wm_sn_owner = XGetSelectionOwner(ob_display, wm_sn_atom); + 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() { - XErrorHandler old; + XSetWindowAttributes attrib; pid_t pid; - int i, num_support; + gint i, num_support; guint32 *supported; - running = FALSE; - old = XSetErrorHandler(another_running); - XSelectInput(ob_display, ob_root, ROOT_EVENTMASK); - XSync(ob_display, FALSE); - XSetErrorHandler(old); - if (running) + /* 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; + } + - g_message("Managing screen %d", ob_screen); + ob_debug("Managing screen %d\n", ob_screen); set_root_cursor(); /* set the OPENBOX_PID hint */ pid = getpid(); - PROP_SET32(ob_root, openbox_pid, cardinal, pid); - - /* create the netwm support window */ - support_window = XCreateSimpleWindow(ob_display, ob_root, 0,0,1,1,0,0,0); + PROP_SET32(RootWindow(ob_display, ob_screen), + openbox_pid, cardinal, pid); /* set supporting window */ - PROP_SET32(ob_root, net_supporting_wm_check, window, support_window); + PROP_SET32(RootWindow(ob_display, ob_screen), + net_supporting_wm_check, window, screen_support_win); /* set properties on the supporting window */ - PROP_SETS(support_window, net_wm_name, "Openbox"); - PROP_SET32(support_window, net_supporting_wm_check, window,support_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 = 61; @@ -166,7 +267,8 @@ gboolean screen_annex() supported[] = prop_atoms.net_wm_action_stick; */ - PROP_SETA32(ob_root, net_supported, atom, supported, num_support); + PROP_SETA32(RootWindow(ob_display, ob_screen), + net_supported, atom, supported, num_support); g_free(supported); return TRUE; @@ -177,6 +279,8 @@ void screen_startup() GSList *it; guint i; + desktop_cycle_popup = popup_new(FALSE); + /* get the initial size */ screen_resize(); @@ -186,7 +290,8 @@ void screen_startup() for (i = 0, it = config_desktops_names; it; ++i, it = it->next) screen_desktop_names[i] = it->data; /* dont strdup */ screen_desktop_names[i] = NULL; - PROP_SETSS(ob_root, net_desktop_names, screen_desktop_names); + 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; @@ -199,7 +304,8 @@ void screen_startup() /* don't start in showing-desktop mode */ screen_showing_desktop = FALSE; - PROP_SET32(ob_root, net_showing_desktop, cardinal, screen_showing_desktop); + PROP_SET32(RootWindow(ob_display, ob_screen), + net_showing_desktop, cardinal, screen_showing_desktop); screen_update_layout(); @@ -214,13 +320,18 @@ void screen_shutdown() { Rect **r; - XSelectInput(ob_display, ob_root, NoEventMask); + popup_free(desktop_cycle_popup); - PROP_ERASE(ob_root, openbox_pid); /* we're not running here no more! */ - PROP_ERASE(ob_root, net_supported); /* not without us */ - PROP_ERASE(ob_root, net_showing_desktop); /* don't keep this mode */ + XSelectInput(ob_display, RootWindow(ob_display, ob_screen), NoEventMask); - XDestroyWindow(ob_display, support_window); + /* 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); for (r = area; *r; ++r) @@ -245,16 +356,17 @@ void screen_resize() /* Set the _NET_DESKTOP_GEOMETRY hint */ screen_physical_size.width = geometry[0] = w; screen_physical_size.height = geometry[1] = h; - PROP_SETA32(ob_root, net_desktop_geometry, cardinal, geometry, 2); + PROP_SETA32(RootWindow(ob_display, ob_screen), + net_desktop_geometry, cardinal, geometry, 2); - if (ob_state == OB_STATE_STARTING) + if (ob_state() == OB_STATE_STARTING) return; - dock_configure(); screen_update_areas(); + dock_configure(); for (it = client_list; it; it = it->next) - client_move_onscreen(it->data); + client_move_onscreen(it->data, FALSE); } void screen_set_num_desktops(guint num) @@ -267,11 +379,13 @@ void screen_set_num_desktops(guint num) old = screen_num_desktops; screen_num_desktops = num; - PROP_SET32(ob_root, net_number_of_desktops, cardinal, num); + PROP_SET32(RootWindow(ob_display, ob_screen), + net_number_of_desktops, cardinal, num); /* set the viewport hint */ viewport = g_new0(guint32, num * 2); - PROP_SETA32(ob_root, net_desktop_viewport, cardinal, viewport, 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 */ @@ -317,11 +431,12 @@ void screen_set_desktop(guint num) old = screen_desktop; screen_desktop = num; - PROP_SET32(ob_root, net_current_desktop, cardinal, num); + PROP_SET32(RootWindow(ob_display, ob_screen), + net_current_desktop, cardinal, num); if (old == num) return; - g_message("Moving to desktop %d", num+1); + ob_debug("Moving to desktop %d\n", num+1); /* show windows before hiding the rest to lessen the enter/leave events */ @@ -347,16 +462,257 @@ void screen_set_desktop(guint num) from the switch so it doesnt mess with the focus */ while (XCheckTypedEvent(ob_display, EnterNotify, &e)); #ifdef DEBUG_FOCUS - g_message("switch fallback"); + ob_debug("switch fallback\n"); #endif focus_fallback(OB_FOCUS_FALLBACK_DESKTOP); #ifdef DEBUG_FOCUS - g_message("/switch fallback"); + ob_debug("/switch fallback\n"); #endif dispatch_ob(Event_Ob_Desktop, num, old); } +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; +} + +static void popup_cycle(guint d, gboolean show) +{ + Rect *a; + + if (!show) { + popup_hide(desktop_cycle_popup); + } else { + a = screen_physical_area_monitor(0); + 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 + */ + popup_size(desktop_cycle_popup, POPUP_WIDTH, POPUP_HEIGHT); + + popup_set_text_align(desktop_cycle_popup, RR_JUSTIFY_CENTER); + + popup_show(desktop_cycle_popup, + screen_desktop_names[d], NULL); + } +} + +guint screen_cycle_desktop(ObDirection dir, gboolean wrap, gboolean linear, + gboolean done, gboolean cancel) +{ + static gboolean first = TRUE; + static gboolean lin; + static guint origd, d; + guint r, c; + + if (cancel) { + d = origd; + goto done_cycle; + } else if (done) { + screen_set_desktop(d); + goto done_cycle; + } + if (first) { + first = FALSE; + lin = linear; + d = origd = screen_desktop; + } + + get_row_col(d, &r, &c); + + if (lin) { + g_message("linear %d", d); + 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; + } + g_message("linear %d done", d); + } else { + switch (dir) { + case OB_DIRECTION_EAST: + ++c; + if (c >= screen_desktop_layout.columns) { + if (!wrap) return d = screen_desktop; + c = 0; + } + d = translate_row_col(r, c); + if (d >= screen_num_desktops) { + if (!wrap) return d = screen_desktop; + ++c; + } + break; + case OB_DIRECTION_WEST: + --c; + if (c >= screen_desktop_layout.columns) { + if (!wrap) return d = screen_desktop; + c = screen_desktop_layout.columns - 1; + } + d = translate_row_col(r, c); + if (d >= screen_num_desktops) { + if (!wrap) return d = screen_desktop; + --c; + } + break; + case OB_DIRECTION_SOUTH: + ++r; + if (r >= screen_desktop_layout.rows) { + if (!wrap) return d = screen_desktop; + r = 0; + } + d = translate_row_col(r, c); + if (d >= screen_num_desktops) { + if (!wrap) return d = screen_desktop; + ++r; + } + break; + case OB_DIRECTION_NORTH: + --r; + if (r >= screen_desktop_layout.rows) { + if (!wrap) return d = screen_desktop; + r = screen_desktop_layout.rows - 1; + } + d = translate_row_col(r, c); + if (d >= screen_num_desktops) { + if (!wrap) return d = screen_desktop; + --r; + } + break; + default: + assert(0); + return d = screen_desktop; + } + + d = translate_row_col(r, c); + } + + popup_cycle(d, TRUE); + return d; + +done_cycle: + first = TRUE; + + popup_cycle(0, FALSE); + + return d = screen_desktop; +} + void screen_update_layout() { ObOrientation orient; @@ -367,7 +723,8 @@ void screen_update_layout() guint num; gboolean valid = FALSE; - if (PROP_GETA32(ob_root, net_desktop_layout, cardinal, &data, &num)) { + 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) @@ -380,7 +737,9 @@ void screen_update_layout() if (num < 4) corner = OB_CORNER_TOPLEFT; else { - if (data[3] == prop_atoms.net_wm_topright) + 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; @@ -445,7 +804,8 @@ void screen_update_desktop_names() g_strfreev(screen_desktop_names); screen_desktop_names = NULL; - if (PROP_GETSS(ob_root, net_desktop_names, utf8, &screen_desktop_names)) + 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; @@ -497,7 +857,8 @@ void screen_show_desktop(gboolean show) } show = !!show; /* make it boolean */ - PROP_SET32(ob_root, net_showing_desktop, cardinal, show); + PROP_SET32(RootWindow(ob_display, ob_screen), + net_showing_desktop, cardinal, show); dispatch_ob(Event_Ob_ShowDesktop, show, 0); } @@ -528,8 +889,6 @@ void screen_update_areas() { guint i, x; guint32 *dims; - Rect **old_area = area; - Rect **rit; GList *it; g_free(monitor_area); @@ -548,7 +907,6 @@ void screen_update_areas() dims = g_new(guint32, 4 * screen_num_desktops); - rit = old_area; for (i = 0; i < screen_num_desktops + 1; ++i) { Strut s; int l, r, t, b; @@ -690,8 +1048,8 @@ void screen_update_areas() dims[(i * 4) + 3] = area[i][screen_num_monitors].height; } } - PROP_SETA32(ob_root, net_workarea, cardinal, - dims, 4 * screen_num_desktops); + PROP_SETA32(RootWindow(ob_display, ob_screen), net_workarea, cardinal, + dims, 4 * screen_num_desktops); g_free(dims); } @@ -729,14 +1087,16 @@ static void set_root_cursor() { #ifdef USE_LIBSN if (sn_busy_cnt) - XDefineCursor(ob_display, ob_root, ob_cursor(OB_CURSOR_BUSY)); + XDefineCursor(ob_display, RootWindow(ob_display, ob_screen), + ob_cursor(OB_CURSOR_BUSY)); else #endif - XDefineCursor(ob_display, ob_root, ob_cursor(OB_CURSOR_POINTER)); + XDefineCursor(ob_display, RootWindow(ob_display, ob_screen), + ob_cursor(OB_CURSOR_POINTER)); } #ifdef USE_LIBSN -static void sn_timeout(void *data) +static void sn_timeout(ObTimer *t, void *data) { timer_stop(sn_timer); sn_timer = NULL; @@ -789,3 +1149,13 @@ static void sn_event_func(SnMonitorEvent *ev, void *data) set_root_cursor(); } #endif + +gboolean screen_pointer_pos(int *x, int *y) +{ + Window w; + int i; + guint u; + + return !!XQueryPointer(ob_display, RootWindow(ob_display, ob_screen), + &w, &w, x, y, &i, &i, &u); +}