/* -*- indent-tabs-mode: nil; tab-width: 4; c-basic-offset: 4; -*-
focus.c for the Openbox window manager
- Copyright (c) 2003 Ben Jansens
+ Copyright (c) 2006 Mikael Magnusson
+ Copyright (c) 2003-2007 Dana 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
#include "event.h"
#include "openbox.h"
#include "grab.h"
-#include "framerender.h"
#include "client.h"
#include "config.h"
-#include "frame.h"
-#include "screen.h"
#include "group.h"
-#include "prop.h"
+#include "focus_cycle.h"
+#include "screen.h"
+#include "keyboard.h"
#include "focus.h"
#include "stacking.h"
-#include "popup.h"
+#include "obt/prop.h"
#include <X11/Xlib.h>
#include <glib.h>
-#include <assert.h>
-ObClient *focus_client;
-GList **focus_order; /* these lists are created when screen_startup
- sets the number of desktops */
-ObClient *focus_cycle_target;
+#define FOCUS_INDICATOR_WIDTH 6
-static ObIconPopup *focus_cycle_popup;
-
-static void focus_cycle_destructor(ObClient *c)
-{
- /* end cycling if the target disappears */
- if (focus_cycle_target == c)
- focus_cycle(TRUE, TRUE, TRUE, TRUE, TRUE);
-}
+ObClient *focus_client = NULL;
+GList *focus_order = NULL;
void focus_startup(gboolean reconfig)
{
- focus_cycle_popup = icon_popup_new(TRUE);
-
- if (!reconfig) {
- client_add_destructor((GDestroyNotify) focus_cycle_destructor);
+ if (reconfig) return;
- /* start with nothing focused */
- focus_set_client(NULL);
- }
+ /* start with nothing focused */
+ focus_nothing();
}
void focus_shutdown(gboolean reconfig)
{
- guint i;
+ if (reconfig) return;
- icon_popup_free(focus_cycle_popup);
-
- if (!reconfig) {
- client_remove_destructor((GDestroyNotify) focus_cycle_destructor);
-
- for (i = 0; i < screen_num_desktops; ++i)
- g_list_free(focus_order[i]);
- g_free(focus_order);
-
- /* reset focus to root */
- XSetInputFocus(ob_display, PointerRoot, RevertToPointerRoot,
- event_lasttime);
- }
+ /* reset focus to root */
+ XSetInputFocus(obt_display, PointerRoot, RevertToNone, CurrentTime);
}
static void push_to_top(ObClient *client)
{
- guint desktop;
+ ObClient *p;
- desktop = client->desktop;
- if (desktop == DESKTOP_ALL) desktop = screen_desktop;
- focus_order[desktop] = g_list_remove(focus_order[desktop], client);
- focus_order[desktop] = g_list_prepend(focus_order[desktop], client);
+ /* if it is modal for a single window, then put that window at the top
+ of the focus order first, so it will be right after ours. the same is
+ done with stacking */
+ if (client->modal && (p = client_direct_parent(client)))
+ push_to_top(p);
+
+ focus_order = g_list_remove(focus_order, client);
+ focus_order = g_list_prepend(focus_order, client);
}
void focus_set_client(ObClient *client)
{
Window active;
- ObClient *old;
-#ifdef DEBUG_FOCUS
- ob_debug("focus_set_client 0x%lx\n", client ? client->window : 0);
-#endif
+ ob_debug_type(OB_DEBUG_FOCUS,
+ "focus_set_client 0x%lx", client ? client->window : 0);
+
+ if (focus_client == client)
+ return;
/* uninstall the old colormap, and install the new one */
screen_install_colormap(focus_client, FALSE);
screen_install_colormap(client, TRUE);
- if (client == NULL) {
- /* when nothing will be focused, send focus to the backup target */
- XSetInputFocus(ob_display, screen_support_win, RevertToPointerRoot,
- event_lasttime);
- XSync(ob_display, FALSE);
- }
-
- /* in the middle of cycling..? kill it. */
- if (focus_cycle_target)
- focus_cycle(TRUE, TRUE, TRUE, TRUE, TRUE);
-
- old = focus_client;
focus_client = client;
- /* move to the top of the list */
- if (client != NULL)
+ if (client != NULL) {
+ /* move to the top of the list */
push_to_top(client);
+ /* remove hiliting from the window when it gets focused */
+ client_hilite(client, FALSE);
+ }
/* set the NET_ACTIVE_WINDOW hint, but preserve it on shutdown */
if (ob_state() != OB_STATE_EXITING) {
active = client ? client->window : None;
- PROP_SET32(RootWindow(ob_display, ob_screen),
- net_active_window, window, active);
- }
-}
-
-static gboolean focus_under_pointer()
-{
- ObClient *c;
-
- if ((c = client_under_pointer()))
- return client_normal(c) && client_focus(c);
- return FALSE;
-}
-
-/* finds the first transient that isn't 'skip' and ensure's that client_normal
- is true for it */
-static ObClient *find_transient_recursive(ObClient *c, ObClient *top, ObClient *skip)
-{
- GSList *it;
- ObClient *ret;
-
- for (it = c->transients; it; it = it->next) {
- if (it->data == top) return NULL;
- ret = find_transient_recursive(it->data, top, skip);
- if (ret && ret != skip && client_normal(ret)) return ret;
- if (it->data != skip && client_normal(it->data)) return it->data;
- }
- return NULL;
-}
-
-static gboolean focus_fallback_transient(ObClient *top, ObClient *old)
-{
- ObClient *target = find_transient_recursive(top, top, old);
- if (!target) {
- /* make sure client_normal is true always */
- if (!client_normal(top))
- return FALSE;
- target = top; /* no transient, keep the top */
+ OBT_PROP_SET32(obt_root(ob_screen), NET_ACTIVE_WINDOW, WINDOW, active);
}
- return client_focus(target);
}
-void focus_fallback(ObFocusFallbackType type)
+static ObClient* focus_fallback_target(gboolean allow_refocus,
+ gboolean allow_pointer,
+ gboolean allow_omnipresent,
+ ObClient *old)
{
GList *it;
- ObClient *old = NULL;
-
- old = focus_client;
-
- /* unfocus any focused clients.. they can be focused by Pointer events
- and such, and then when I try focus them, I won't get a FocusIn event
- at all for them.
- */
- focus_set_client(NULL);
+ ObClient *c;
- if (!config_focus_last && config_focus_follow)
- if (focus_under_pointer())
- return;
-
- if (type == OB_FOCUS_FALLBACK_UNFOCUSING && old) {
- /* try for transient relations */
- if (old->transient_for) {
- if (old->transient_for == OB_TRAN_GROUP) {
- for (it = focus_order[screen_desktop]; it; it = it->next) {
- GSList *sit;
-
- for (sit = old->group->members; sit; sit = sit->next)
- if (sit->data == it->data)
- if (focus_fallback_transient(sit->data, old))
- return;
- }
- } else {
- if (focus_fallback_transient(old->transient_for, old))
- return;
- }
+ ob_debug_type(OB_DEBUG_FOCUS, "trying pointer stuff");
+ if (allow_pointer && config_focus_follow)
+ if ((c = client_under_pointer()) &&
+ (allow_refocus || client_focus_target(c) != old) &&
+ (client_normal(c) &&
+ client_focus(c)))
+ {
+ ob_debug_type(OB_DEBUG_FOCUS, "found in pointer stuff");
+ return c;
}
-#if 0
- /* try for group relations */
- if (old->group) {
- GSList *sit;
-
- for (it = focus_order[screen_desktop]; it != NULL; it = it->next)
- for (sit = old->group->members; sit; sit = sit->next)
- if (sit->data == it->data)
- if (sit->data != old && client_normal(sit->data))
- if (client_can_focus(sit->data)) {
- gboolean r = client_focus(sit->data);
- assert(r);
- return;
- }
+ ob_debug_type(OB_DEBUG_FOCUS, "trying the focus order");
+ for (it = focus_order; it; it = g_list_next(it)) {
+ c = it->data;
+ /* fallback focus to a window if:
+ 1. it is on the current desktop. this ignores omnipresent
+ windows, which are problematic in their own rite, unless they are
+ specifically allowed
+ 2. it is a valid auto-focus target
+ 3. it is not shaded
+ */
+ if ((allow_omnipresent || c->desktop == screen_desktop) &&
+ focus_valid_target(c, TRUE, FALSE, FALSE, FALSE, FALSE) &&
+ !c->shaded &&
+ (allow_refocus || client_focus_target(c) != old) &&
+ client_focus(c))
+ {
+ ob_debug_type(OB_DEBUG_FOCUS, "found in focus order");
+ return c;
}
-#endif
}
- for (it = focus_order[screen_desktop]; it != NULL; it = it->next)
- if (type != OB_FOCUS_FALLBACK_UNFOCUSING || it->data != old)
- if (client_normal(it->data) &&
- /* dont fall back to 'anonymous' fullscreen windows. theres no
- checks for this is in transient/group fallbacks, so they can
- be fallback targets there. */
- !((ObClient*)it->data)->fullscreen &&
- client_can_focus(it->data)) {
- gboolean r = client_focus(it->data);
- assert(r);
- return;
- }
-
- /* nothing to focus, and already set it to none above */
-}
-
-static void popup_cycle(ObClient *c, gboolean show)
-{
- if (!show) {
- icon_popup_hide(focus_cycle_popup);
- } else {
- Rect *a;
- ObClient *p = c;
- char *title;
-
- a = screen_physical_area_monitor(0);
- icon_popup_position(focus_cycle_popup, CenterGravity,
- a->x + a->width / 2, a->y + a->height / 2);
-/* icon_popup_size(focus_cycle_popup, a->height/2, a->height/16);
- icon_popup_show(focus_cycle_popup, c->title,
- client_icon(c, a->height/16, a->height/16));
-*/
- /* XXX the size and the font extents need to be related on some level
- */
- icon_popup_size(focus_cycle_popup, POPUP_WIDTH, POPUP_HEIGHT);
-
- /* use the transient's parent's title/icon */
- while (p->transient_for && p->transient_for != OB_TRAN_GROUP)
- p = p->transient_for;
-
- if (p == c)
- title = NULL;
- else
- title = g_strconcat((c->iconic ? c->icon_title : c->title),
- " - ",
- (p->iconic ? p->icon_title : p->title),
- NULL);
-
- icon_popup_show(focus_cycle_popup,
- (title ? title :
- (c->iconic ? c->icon_title : c->title)),
- client_icon(p, 48, 48));
- g_free(title);
+ ob_debug_type(OB_DEBUG_FOCUS, "trying a desktop window");
+ for (it = focus_order; it; it = g_list_next(it)) {
+ c = it->data;
+ /* fallback focus to a window if:
+ 1. it is on the current desktop. this ignores omnipresent
+ windows, which are problematic in their own rite.
+ 2. it is a normal type window, don't fall back onto a dock or
+ a splashscreen or a desktop window (save the desktop as a
+ backup fallback though)
+ */
+ if (focus_valid_target(c, TRUE, FALSE, FALSE, FALSE, TRUE) &&
+ (allow_refocus || client_focus_target(c) != old) &&
+ client_focus(c))
+ {
+ ob_debug_type(OB_DEBUG_FOCUS, "found a desktop window");
+ return c;
+ }
}
-}
-static gboolean valid_focus_target(ObClient *ft)
-{
- /* we don't use client_can_focus here, because that doesn't let you
- focus an iconic window, but we want to be able to, so we just check
- if the focus flags on the window allow it, and its on the current
- desktop */
- return (ft->transients == NULL && client_normal(ft) &&
- ((ft->can_focus || ft->focus_notify) &&
- !ft->skip_taskbar &&
- (ft->desktop == screen_desktop || ft->desktop == DESKTOP_ALL)));
+ return NULL;
}
-void focus_cycle(gboolean forward, gboolean linear,
- gboolean dialog, gboolean done, gboolean cancel)
+ObClient* focus_fallback(gboolean allow_refocus, gboolean allow_pointer,
+ gboolean allow_omnipresent, gboolean focus_lost)
{
- static ObClient *first = NULL;
- static ObClient *t = NULL;
- static GList *order = NULL;
- GList *it, *start, *list;
- ObClient *ft;
-
- if (cancel) {
- if (focus_cycle_target)
- frame_adjust_focus(focus_cycle_target->frame, FALSE);
- if (focus_client)
- frame_adjust_focus(focus_client->frame, TRUE);
- focus_cycle_target = NULL;
- goto done_cycle;
- } else if (done && dialog) {
- goto done_cycle;
- }
-
- if (!focus_order[screen_desktop])
- goto done_cycle;
+ ObClient *new;
+ ObClient *old = focus_client;
- if (!first) first = focus_client;
- if (!focus_cycle_target) focus_cycle_target = focus_client;
-
- if (linear) list = client_list;
- else list = focus_order[screen_desktop];
-
- start = it = g_list_find(list, focus_cycle_target);
- if (!start) /* switched desktops or something? */
- start = it = forward ? g_list_last(list) : g_list_first(list);
- if (!start) goto done_cycle;
-
- do {
- if (forward) {
- it = it->next;
- if (it == NULL) it = g_list_first(list);
- } else {
- it = it->prev;
- if (it == NULL) it = g_list_last(list);
- }
- /*ft = client_focus_target(it->data);*/
- ft = it->data;
- if (valid_focus_target(ft)) {
- if (ft != focus_cycle_target) { /* prevents flicker */
- if (focus_cycle_target)
- frame_adjust_focus(focus_cycle_target->frame, FALSE);
- focus_cycle_target = ft;
- frame_adjust_focus(focus_cycle_target->frame, TRUE);
- }
- popup_cycle(ft, dialog);
- return;
- }
- } while (it != start);
-
-done_cycle:
- if (done && focus_cycle_target)
- client_activate(focus_cycle_target, FALSE);
-
- t = NULL;
- first = NULL;
- focus_cycle_target = NULL;
- g_list_free(order);
- order = NULL;
+ /* unfocus any focused clients.. they can be focused by Pointer events
+ and such, and then when we try focus them, we won't get a FocusIn
+ event at all for them. */
+ if (focus_lost)
+ focus_nothing();
- popup_cycle(ft, FALSE);
+ new = focus_fallback_target(allow_refocus, allow_pointer,
+ allow_omnipresent, old);
+ /* get what was really focused */
+ if (new) new = client_focus_target(new);
- return;
+ return new;
}
-void focus_directional_cycle(ObDirection dir,
- gboolean dialog, gboolean done, gboolean cancel)
+void focus_nothing(void)
{
- static ObClient *first = NULL;
- ObClient *ft = NULL;
-
- if (cancel) {
- if (focus_cycle_target)
- frame_adjust_focus(focus_cycle_target->frame, FALSE);
- if (focus_client)
- frame_adjust_focus(focus_client->frame, TRUE);
- focus_cycle_target = NULL;
- goto done_cycle;
- } else if (done && dialog) {
- goto done_cycle;
+ /* Install our own colormap */
+ if (focus_client != NULL) {
+ screen_install_colormap(focus_client, FALSE);
+ screen_install_colormap(NULL, TRUE);
}
- if (!focus_order[screen_desktop])
- goto done_cycle;
-
- if (!first) first = focus_client;
- if (!focus_cycle_target) focus_cycle_target = focus_client;
-
- if (focus_cycle_target)
- ft = client_find_directional(focus_cycle_target, dir);
- else {
- GList *it;
-
- for (it = focus_order[screen_desktop]; it; it = g_list_next(it))
- if (valid_focus_target(it->data))
- ft = it->data;
- }
-
- if (ft) {
- if (ft != focus_cycle_target) {/* prevents flicker */
- if (focus_cycle_target)
- frame_adjust_focus(focus_cycle_target->frame, FALSE);
- focus_cycle_target = ft;
- frame_adjust_focus(focus_cycle_target->frame, TRUE);
- }
- }
- if (focus_cycle_target) {
- popup_cycle(focus_cycle_target, dialog);
- if (dialog)
- return;
- }
-
-
-done_cycle:
- if (done && focus_cycle_target)
- client_activate(focus_cycle_target, FALSE);
-
- first = NULL;
- focus_cycle_target = NULL;
-
- popup_cycle(ft, FALSE);
+ /* nothing is focused, update the colormap and _the root property_ */
+ focus_set_client(NULL);
- return;
+ /* when nothing will be focused, send focus to the backup target */
+ XSetInputFocus(obt_display, screen_support_win, RevertToPointerRoot,
+ event_curtime);
}
void focus_order_add_new(ObClient *c)
{
- guint d, i;
-
if (c->iconic)
focus_order_to_top(c);
else {
- d = c->desktop;
- if (d == DESKTOP_ALL) {
- for (i = 0; i < screen_num_desktops; ++i) {
- if (focus_order[i] && ((ObClient*)focus_order[i]->data)->iconic)
- focus_order[i] = g_list_insert(focus_order[i], c, 0);
- else
- focus_order[i] = g_list_insert(focus_order[i], c, 1);
- }
- } else
- if (focus_order[d] && ((ObClient*)focus_order[d]->data)->iconic)
- focus_order[d] = g_list_insert(focus_order[d], c, 0);
- else
- focus_order[d] = g_list_insert(focus_order[d], c, 1);
+ g_assert(!g_list_find(focus_order, c));
+ /* if there are any iconic windows, put this above them in the order,
+ but if there are not, then put it under the currently focused one */
+ if (focus_order && ((ObClient*)focus_order->data)->iconic)
+ focus_order = g_list_insert(focus_order, c, 0);
+ else
+ focus_order = g_list_insert(focus_order, c, 1);
}
+
+ /* in the middle of cycling..? kill it. */
+ focus_cycle_stop(c);
}
void focus_order_remove(ObClient *c)
{
- guint d, i;
-
- d = c->desktop;
- if (d == DESKTOP_ALL) {
- for (i = 0; i < screen_num_desktops; ++i)
- focus_order[i] = g_list_remove(focus_order[i], c);
- } else
- focus_order[d] = g_list_remove(focus_order[d], c);
+ focus_order = g_list_remove(focus_order, c);
+
+ /* in the middle of cycling..? kill it. */
+ focus_cycle_stop(c);
}
-static void to_top(ObClient *c, guint d)
+void focus_order_to_top(ObClient *c)
{
- focus_order[d] = g_list_remove(focus_order[d], c);
+ focus_order = g_list_remove(focus_order, c);
if (!c->iconic) {
- focus_order[d] = g_list_prepend(focus_order[d], c);
+ focus_order = g_list_prepend(focus_order, c);
} else {
GList *it;
/* insert before first iconic window */
- for (it = focus_order[d];
- it && !((ObClient*)it->data)->iconic; it = it->next);
- focus_order[d] = g_list_insert_before(focus_order[d], it, c);
+ for (it = focus_order;
+ it && !((ObClient*)it->data)->iconic; it = g_list_next(it));
+ focus_order = g_list_insert_before(focus_order, it, c);
}
}
-void focus_order_to_top(ObClient *c)
-{
- guint d, i;
-
- d = c->desktop;
- if (d == DESKTOP_ALL) {
- for (i = 0; i < screen_num_desktops; ++i)
- to_top(c, i);
- } else
- to_top(c, d);
-}
-
-static void to_bottom(ObClient *c, guint d)
+void focus_order_to_bottom(ObClient *c)
{
- focus_order[d] = g_list_remove(focus_order[d], c);
+ focus_order = g_list_remove(focus_order, c);
if (c->iconic) {
- focus_order[d] = g_list_append(focus_order[d], c);
+ focus_order = g_list_append(focus_order, c);
} else {
GList *it;
/* insert before first iconic window */
- for (it = focus_order[d];
- it && !((ObClient*)it->data)->iconic; it = it->next);
- g_list_insert_before(focus_order[d], it, c);
+ for (it = focus_order;
+ it && !((ObClient*)it->data)->iconic; it = g_list_next(it));
+ focus_order = g_list_insert_before(focus_order, it, c);
}
}
-void focus_order_to_bottom(ObClient *c)
+ObClient *focus_order_find_first(guint desktop)
+{
+ GList *it;
+ for (it = focus_order; it; it = g_list_next(it)) {
+ ObClient *c = it->data;
+ if (c->desktop == desktop || c->desktop == DESKTOP_ALL)
+ return c;
+ }
+ return NULL;
+}
+
+/*! Returns if a focus target has valid group siblings that can be cycled
+ to in its place */
+static gboolean focus_target_has_siblings(ObClient *ft,
+ gboolean iconic_windows,
+ gboolean all_desktops)
+
{
- guint d, i;
-
- d = c->desktop;
- if (d == DESKTOP_ALL) {
- for (i = 0; i < screen_num_desktops; ++i)
- to_bottom(c, i);
- } else
- to_bottom(c, d);
+ GSList *it;
+
+ if (!ft->group) return FALSE;
+
+ for (it = ft->group->members; it; it = g_slist_next(it)) {
+ ObClient *c = it->data;
+ /* check that it's not a helper window to avoid infinite recursion */
+ if (c != ft && c->type == OB_CLIENT_TYPE_NORMAL &&
+ focus_valid_target(c, TRUE, iconic_windows, all_desktops,
+ FALSE, FALSE))
+ {
+ return TRUE;
+ }
+ }
+ return FALSE;
+}
+
+gboolean focus_valid_target(ObClient *ft,
+ gboolean helper_windows,
+ gboolean iconic_windows,
+ gboolean all_desktops,
+ gboolean dock_windows,
+ gboolean desktop_windows)
+{
+ gboolean ok = FALSE;
+
+ /* it's on this desktop unless you want all desktops.
+
+ do this check first because it will usually filter out the most
+ windows */
+ ok = (all_desktops || ft->desktop == screen_desktop ||
+ ft->desktop == DESKTOP_ALL);
+
+ /* the window can receive focus somehow */
+ ok = ok && (ft->can_focus || ft->focus_notify);
+
+ /* the window is not iconic, or we're allowed to go to iconic ones */
+ ok = ok && (iconic_windows || !ft->iconic);
+
+ /* it's the right type of window */
+ if (dock_windows || desktop_windows)
+ ok = ok && ((dock_windows && ft->type == OB_CLIENT_TYPE_DOCK) ||
+ (desktop_windows && ft->type == OB_CLIENT_TYPE_DESKTOP));
+ /* modal windows are important and can always get focus if they are
+ visible and stuff, so don't change 'ok' based on their type */
+ else if (!ft->modal)
+ /* normal non-helper windows are valid targets */
+ ok = ok &&
+ ((client_normal(ft) && !client_helper(ft))
+ ||
+ /* helper windows are valid targets if... */
+ (client_helper(ft) &&
+ /* ...a window in its group already has focus and we want to
+ include helper windows ... */
+ ((focus_client && ft->group == focus_client->group &&
+ helper_windows) ||
+ /* ... or if there are no other windows in its group
+ that can be focused instead */
+ !focus_target_has_siblings(ft, iconic_windows, all_desktops))));
+
+ /* it's not set to skip the taskbar (but this only applies to normal typed
+ windows, and is overridden if the window is modal) */
+ ok = ok && (ft->type != OB_CLIENT_TYPE_NORMAL ||
+ ft->modal ||
+ !ft->skip_taskbar);
+
+ /* it's not going to just send focus off somewhere else (modal window),
+ unless that modal window is not one of our valid targets, then let
+ you choose this window and bring the modal one here */
+ {
+ ObClient *cft = client_focus_target(ft);
+ ok = ok && (ft == cft || !focus_valid_target(cft,
+ TRUE,
+ iconic_windows,
+ all_desktops,
+ dock_windows,
+ desktop_windows));
+ }
+
+ return ok;
}
projects / chaz / openbox / blobdiff