+#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 "dispatch.h"
+#include "focus.h"
+#include "stacking.h"
+#include "popup.h"
#include <X11/Xlib.h>
#include <glib.h>
+#include <assert.h>
Client *focus_client = NULL;
GList **focus_order = NULL; /* these lists are created when screen_startup
Window focus_backup = None;
-void focus_set_client(Client *client);
+static Client *focus_cycle_target = NULL;
+static Popup *focus_cycle_popup = NULL;
void focus_startup()
{
XSetWindowAttributes attrib;
focus_client = NULL;
+ focus_cycle_popup = popup_new(TRUE);
attrib.override_redirect = TRUE;
focus_backup = XCreateWindow(ob_display, ob_root,
- -100, -100, 1, 1, 0, 0, InputOnly,
- CopyFromParent, CWOverrideRedirect, &attrib);
+ -100, -100, 1, 1, 0,
+ CopyFromParent, InputOutput, CopyFromParent,
+ CWOverrideRedirect, &attrib);
XMapRaised(ob_display, focus_backup);
/* start with nothing focused */
for (i = 0; i < screen_num_desktops; ++i)
g_list_free(focus_order[i]);
g_free(focus_order);
+ focus_order = NULL;
+
+ popup_free(focus_cycle_popup);
+ focus_cycle_popup = NULL;
XDestroyWindow(ob_display, focus_backup);
/* reset focus to root */
- XSetInputFocus(ob_display, PointerRoot, RevertToNone, CurrentTime);
+ XSetInputFocus(ob_display, PointerRoot, RevertToPointerRoot,
+ event_lasttime);
+}
+
+static void push_to_top(Client *client)
+{
+ guint desktop;
+
+ 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);
}
void focus_set_client(Client *client)
{
Window active;
Client *old;
- guint desktop;
+
+#ifdef DEBUG_FOCUS
+ g_message("focus_set_client 0x%lx", client ? client->window : 0);
+#endif
/* 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, focus_backup, RevertToNone, CurrentTime);
+ XSetInputFocus(ob_display, focus_backup, RevertToPointerRoot,
+ event_lasttime);
+ XSync(ob_display, FALSE);
}
+ /* in the middle of cycling..? kill it. */
+ if (focus_cycle_target)
+ focus_cycle(TRUE, TRUE, TRUE, TRUE);
+
old = focus_client;
focus_client = client;
/* move to the top of the list */
- if (client != NULL) {
- 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 (client != NULL)
+ push_to_top(client);
- /* set the NET_ACTIVE_WINDOW hint */
- active = client ? client->window : None;
- PROP_SET32(ob_root, net_active_window, window, active);
+ /* set the NET_ACTIVE_WINDOW hint, but preserve it on shutdown */
+ if (ob_state != State_Exiting) {
+ active = client ? client->window : None;
+ PROP_SET32(ob_root, net_active_window, window, active);
+ }
if (focus_client != NULL)
dispatch_client(Event_Client_Focus, focus_client, 0, 0);
if (old != NULL)
dispatch_client(Event_Client_Unfocus, old, 0, 0);
}
+
+static gboolean focus_under_pointer()
+{
+ int x, y;
+ GList *it;
+
+ if (ob_pointer_pos(&x, &y)) {
+ for (it = stacking_list; it != NULL; it = it->next) {
+ if (WINDOW_IS_CLIENT(it->data)) {
+ Client *c = WINDOW_AS_CLIENT(it->data);
+ if (c->desktop == screen_desktop &&
+ RECT_CONTAINS(c->frame->area, x, y))
+ break;
+ }
+ }
+ if (it != NULL) {
+ g_assert(WINDOW_IS_CLIENT(it->data));
+ return client_normal(it->data) && client_focus(it->data);
+ }
+ }
+ return FALSE;
+}
+
+/* finds the first transient that isn't 'skip' and ensure's that client_normal
+ is true for it */
+static Client *find_transient_recursive(Client *c, Client *top, Client *skip)
+{
+ GSList *it;
+ Client *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(Client *top, Client *old)
+{
+ Client *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 */
+ }
+ return client_focus(target);
+}
+
+void focus_fallback(FallbackType type)
+{
+ GList *it;
+ Client *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);
+
+ if (!(type == Fallback_Desktop ?
+ config_focus_last_on_desktop : config_focus_last)) {
+ if (config_focus_follow) focus_under_pointer();
+ return;
+ }
+
+ if (type == Fallback_Unfocusing && old) {
+ /* try for transient relations */
+ if (old->transient_for) {
+ if (old->transient_for == 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;
+ }
+ }
+
+ /* 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;
+ }
+ }
+ }
+
+ for (it = focus_order[screen_desktop]; it != NULL; it = it->next)
+ if (type != 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. */
+ !((Client*)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(Client *c, gboolean show)
+{
+ if (!show) {
+ popup_hide(focus_cycle_popup);
+ } else {
+ Rect *a;
+ Client *p = c;
+ char *title;
+
+ a = screen_physical_area_xinerama(0);
+ popup_position(focus_cycle_popup, CenterGravity,
+ a->x + a->width / 2, a->y + a->height / 2);
+/* popup_size(focus_cycle_popup, a->height/2, a->height/16);
+ 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
+ */
+ popup_size(focus_cycle_popup, 320, 48);
+
+ /* use the transient's parent's title/icon */
+ while (p->transient_for && p->transient_for != TRAN_GROUP)
+ p = p->transient_for;
+
+ if (p == c)
+ title = NULL;
+ else
+ title = g_strconcat((p->iconic ? p->icon_title : p->title),
+ " - ",
+ (c->iconic ? c->icon_title : c->title),
+ NULL);
+
+ popup_show(focus_cycle_popup,
+ (title ? title : (c->iconic ? c->icon_title : c->title)),
+ client_icon(p, 48, 48));
+ g_free(title);
+ }
+}
+
+Client *focus_cycle(gboolean forward, gboolean linear, gboolean done,
+ gboolean cancel)
+{
+ static Client *first = NULL;
+ static Client *t = NULL;
+ static GList *order = NULL;
+ GList *it, *start, *list;
+ Client *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);
+ goto done_cycle;
+ } else if (done) {
+ if (focus_cycle_target)
+ client_activate(focus_cycle_target);
+ goto done_cycle;
+ }
+ if (!first)
+ grab_pointer(TRUE, None);
+
+ 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;
+ /* 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 */
+ if (ft->transients == NULL && client_normal(ft) &&
+ ((ft->can_focus || ft->focus_notify) &&
+ (ft->desktop == screen_desktop || ft->desktop == DESKTOP_ALL))) {
+ 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, config_focus_popup);
+ return ft;
+ }
+ } while (it != start);
+
+done_cycle:
+ t = NULL;
+ first = NULL;
+ focus_cycle_target = NULL;
+ g_list_free(order);
+ order = NULL;
+
+ popup_cycle(ft, FALSE);
+ grab_pointer(FALSE, None);
+
+ return NULL;
+}
+
+void focus_order_add_new(Client *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] && ((Client*)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] && ((Client*)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);
+ }
+}
+
+void focus_order_remove(Client *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);
+}
+
+static void to_top(Client *c, guint d)
+{
+ focus_order[d] = g_list_remove(focus_order[d], c);
+ if (!c->iconic) {
+ focus_order[d] = g_list_prepend(focus_order[d], c);
+ } else {
+ GList *it;
+
+ /* insert before first iconic window */
+ for (it = focus_order[d];
+ it && !((Client*)it->data)->iconic; it = it->next);
+ g_list_insert_before(focus_order[d], it, c);
+ }
+}
+
+void focus_order_to_top(Client *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(Client *c, guint d)
+{
+ focus_order[d] = g_list_remove(focus_order[d], c);
+ if (c->iconic) {
+ focus_order[d] = g_list_append(focus_order[d], c);
+ } else {
+ GList *it;
+
+ /* insert before first iconic window */
+ for (it = focus_order[d];
+ it && !((Client*)it->data)->iconic; it = it->next);
+ g_list_insert_before(focus_order[d], it, c);
+ }
+}
+
+void focus_order_to_bottom(Client *c)
+{
+ 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);
+}