+/* -*- indent-tabs-mode: nil; tab-width: 4; c-basic-offset: 4; -*-
+
+ stacking.c for the Openbox window manager
+ 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 "openbox.h"
#include "prop.h"
+#include "screen.h"
#include "focus.h"
#include "client.h"
#include "group.h"
#include "frame.h"
#include "window.h"
-#include <glib.h>
GList *stacking_list = NULL;
void stacking_set_list()
{
- Window *windows, *win_it;
+ Window *windows = NULL;
GList *it;
- guint size = g_list_length(stacking_list);
+ guint i = 0;
/* on shutdown, don't update the properties, so that we can read it back
in on startup and re-stack the windows as they were before we shut down
*/
- if (ob_state == State_Exiting) return;
+ if (ob_state() == OB_STATE_EXITING) return;
/* create an array of the window ids (from bottom to top,
reverse order!) */
- if (size > 0) {
- windows = g_new(Window, size);
- win_it = windows;
- for (it = g_list_last(stacking_list); it != NULL;
- it = it->prev)
- if (WINDOW_IS_CLIENT(it->data)) {
- *win_it = WINDOW_AS_CLIENT(it->data)->window;
- ++win_it;
- }
- } else
- windows = win_it = NULL;
+ if (stacking_list) {
+ windows = g_new(Window, g_list_length(stacking_list));
+ for (it = g_list_last(stacking_list); it; it = g_list_previous(it)) {
+ if (WINDOW_IS_CLIENT(it->data))
+ windows[i++] = WINDOW_AS_CLIENT(it->data)->window;
+ }
+ }
- PROP_SETA32(ob_root, net_client_list_stacking, window,
- (guint32*)windows, win_it - windows);
+ PROP_SETA32(RootWindow(ob_display, ob_screen),
+ net_client_list_stacking, window, (guint32*)windows, i);
- if (windows)
- g_free(windows);
+ g_free(windows);
}
static void do_restack(GList *wins, GList *before)
Window *win;
int i;
+#ifdef DEBUG
/* pls only restack stuff in the same layer at a time */
for (it = wins; it; it = next) {
next = g_list_next(it);
if (!next) break;
g_assert (window_layer(it->data) == window_layer(next->data));
}
-
+ if (before)
+ g_assert(window_layer(it->data) >= window_layer(before->data));
+#endif
win = g_new(Window, g_list_length(wins) + 1);
if (before == stacking_list)
- win[0] = focus_backup;
+ win[0] = screen_support_win;
else if (!before)
win[0] = window_top(g_list_last(stacking_list)->data);
else
for (i = 1, it = wins; it; ++i, it = g_list_next(it)) {
win[i] = window_top(it->data);
+ g_assert(win[i] != None); /* better not call stacking shit before
+ setting your top level window value */
stacking_list = g_list_insert_before(stacking_list, before, it->data);
}
+#ifdef DEBUG
+ /* some debug checking of the stacking list's order */
+ for (it = stacking_list; ; it = next) {
+ next = g_list_next(it);
+ if (!next) break;
+ g_assert(window_layer(it->data) >= window_layer(next->data));
+ }
+#endif
+
XRestackWindows(ob_display, win, i);
g_free(win);
+
+ stacking_set_list();
}
-static void raise(GList *wins)
+static void do_raise(GList *wins)
{
GList *it;
- GList *layer[NUM_STACKLAYER] = {NULL};
+ GList *layer[OB_NUM_STACKING_LAYERS] = {NULL};
int i;
for (it = wins; it; it = g_list_next(it)) {
- StackLayer l;
+ ObStackingLayer l;
l = window_layer(it->data);
layer[l] = g_list_append(layer[l], it->data);
}
it = stacking_list;
- for (i = NUM_STACKLAYER - 1; i >= 0; --i) {
+ for (i = OB_NUM_STACKING_LAYERS - 1; i >= 0; --i) {
if (layer[i]) {
for (; it; it = g_list_next(it)) {
/* look for the top of the layer */
- if (window_layer(it->data) <= (StackLayer) i)
+ if (window_layer(it->data) <= (ObStackingLayer) i)
break;
}
do_restack(layer[i], it);
}
}
-static void lower(GList *wins)
+static void do_lower(GList *wins)
{
GList *it;
- GList *layer[NUM_STACKLAYER] = {NULL};
+ GList *layer[OB_NUM_STACKING_LAYERS] = {NULL};
int i;
for (it = wins; it; it = g_list_next(it)) {
- StackLayer l;
+ ObStackingLayer l;
l = window_layer(it->data);
layer[l] = g_list_append(layer[l], it->data);
}
it = stacking_list;
- for (i = NUM_STACKLAYER - 1; i >= 0; --i) {
+ for (i = OB_NUM_STACKING_LAYERS - 1; i >= 0; --i) {
if (layer[i]) {
for (; it; it = g_list_next(it)) {
/* look for the top of the next layer down */
- if (window_layer(it->data) < (StackLayer) i)
+ if (window_layer(it->data) < (ObStackingLayer) i)
break;
}
do_restack(layer[i], it);
}
}
-static GList* pick_windows(ObWindow *win)
+static GList *pick_windows(ObClient *top, ObClient *selected, gboolean raise)
{
GList *ret = NULL;
- GList *it, *next;
+ GList *it, *next, *prev;
GSList *sit;
- Client *c;
int i, n;
+ GList *modals = NULL;
+ GList *trans = NULL;
+ GList *modal_sel = NULL; /* the selected guys if modal */
+ GList *trans_sel = NULL; /* the selected guys if not */
+
+ /* remove first so we can't run into ourself */
+ if ((it = g_list_find(stacking_list, top)))
+ stacking_list = g_list_delete_link(stacking_list, it);
+ else
+ return NULL;
- if (!WINDOW_IS_CLIENT(win)) {
- ret = g_list_append(ret, win);
- stacking_list = g_list_remove(stacking_list, win);
- return ret;
- }
- c = WINDOW_AS_CLIENT(win);
-
- /* add transient children in their stacking order */
i = 0;
- n = g_slist_length(c->transients);
+ n = g_slist_length(top->transients);
for (it = stacking_list; i < n && it; it = next) {
+ prev = g_list_previous(it);
next = g_list_next(it);
- if ((sit = g_slist_find(c->transients, it->data))) {
+
+ if ((sit = g_slist_find(top->transients, it->data))) {
+ ObClient *c = sit->data;
+ gboolean sel_child;
+
++i;
- ret = g_list_concat(ret, pick_windows(sit->data));
+
+ if (c == selected)
+ sel_child = TRUE;
+ else
+ sel_child = client_search_transient(c, selected) != NULL;
+
+ if (!c->modal) {
+ if (!sel_child) {
+ trans = g_list_concat(trans,
+ pick_windows(c, selected, raise));
+ } else {
+ trans_sel = g_list_concat(trans_sel,
+ pick_windows(c, selected,
+ raise));
+ }
+ } else {
+ if (!sel_child) {
+ modals = g_list_concat(modals,
+ pick_windows(c, selected, raise));
+ } else {
+ modal_sel = g_list_concat(modal_sel,
+ pick_windows(c, selected,
+ raise));
+ }
+ }
+ /* if we dont have a prev then start back at the beginning,
+ otherwise skip back to the prev's next */
+ next = prev ? g_list_next(prev) : stacking_list;
}
}
+ ret = g_list_concat((raise ? modal_sel : modals),
+ (raise ? modals : modal_sel));
+
+ ret = g_list_concat(ret, (raise ? trans_sel : trans));
+ ret = g_list_concat(ret, (raise ? trans : trans_sel));
+
+
/* add itself */
- if (g_list_find(stacking_list, win)) {
- ret = g_list_append(ret, win);
- stacking_list = g_list_remove(stacking_list, win);
- }
+ ret = g_list_append(ret, top);
+
+ return ret;
+}
+
+#if 0
+static GList *pick_group_windows(ObClient *top, ObClient *selected,
+ gboolean raise)
+{
+ GList *ret = NULL;
+ GList *it, *next, *prev;
+ GSList *sit;
+ int i, n;
/* add group members in their stacking order */
- if (c->group) {
- for (it = stacking_list; it; it = next) {
+ if (top->group) {
+ i = 0;
+ n = g_slist_length(top->group->members) - 1;
+ for (it = stacking_list; i < n && it; it = next) {
+ prev = g_list_previous(it);
next = g_list_next(it);
- if ((sit = g_slist_find(c->group->members, it->data))) {
- ret = g_list_append(ret, sit->data);
- stacking_list = g_list_remove(stacking_list, sit->data);
+
+ if ((sit = g_slist_find(top->group->members, it->data))) {
+ ++i;
+ ret = g_list_concat(ret,
+ pick_windows(sit->data, selected, raise));
+ /* if we dont have a prev then start back at the beginning,
+ otherwise skip back to the prev's next */
+ next = prev ? g_list_next(prev) : stacking_list;
}
}
}
-
- if (c->transient_for && c->transient_for != TRAN_GROUP)
- /* dont add it twice */
- if (g_list_find(stacking_list, c->transient_for))
- ret = g_list_concat(ret, pick_windows
- (CLIENT_AS_WINDOW(c->transient_for)));
-
return ret;
}
+#endif
void stacking_raise(ObWindow *window)
{
GList *wins;
- wins = pick_windows(window);
- raise(wins);
+ if (WINDOW_IS_CLIENT(window)) {
+ ObClient *c;
+ ObClient *selected;
+ selected = WINDOW_AS_CLIENT(window);
+ c = client_search_top_transient(selected); /*/ c = selected; */
+ wins = pick_windows(c, selected, TRUE);
+ /*wins = g_list_concat(wins, pick_group_windows(c, selected, TRUE));*/
+ } else {
+ wins = g_list_append(NULL, window);
+ stacking_list = g_list_remove(stacking_list, window);
+ }
+ do_raise(wins);
+ g_list_free(wins);
}
void stacking_lower(ObWindow *window)
{
GList *wins;
- wins = pick_windows(window);
- lower(wins);
+ if (WINDOW_IS_CLIENT(window)) {
+ ObClient *c;
+ ObClient *selected;
+ selected = WINDOW_AS_CLIENT(window);
+ c = client_search_top_transient(selected);
+ wins = pick_windows(c, selected, FALSE);
+ /*wins = g_list_concat(pick_group_windows(c, selected, FALSE), wins);*/
+ } else {
+ wins = g_list_append(NULL, window);
+ stacking_list = g_list_remove(stacking_list, window);
+ }
+ do_lower(wins);
+ g_list_free(wins);
+}
+
+void stacking_below(ObWindow *window, ObWindow *below)
+{
+ GList *wins, *before;
+
+ if (window_layer(window) != window_layer(below))
+ return;
+
+ wins = g_list_append(NULL, window);
+ stacking_list = g_list_remove(stacking_list, window);
+ before = g_list_next(g_list_find(stacking_list, below));
+ do_restack(wins, before);
+ g_list_free(wins);
}
void stacking_add(ObWindow *win)
{
- StackLayer l;
- GList *wins, *it;
+ ObStackingLayer l;
+ GList *wins;
+
+ g_assert(screen_support_win != None); /* make sure I dont break this in the
+ future */
l = window_layer(win);
wins = g_list_append(NULL, win); /* list of 1 element */
- for (it = stacking_list; it; it = g_list_next(it))
- if (window_layer(it->data) <= l)
- break;
- do_restack(wins, it);
- g_list_free(wins);
-
+ stacking_list = g_list_append(stacking_list, win);
stacking_raise(win);
}
void stacking_add_nonintrusive(ObWindow *win)
{
- Client *client;
- Client *parent = NULL;
+ ObClient *client;
+ ObClient *parent = NULL;
GList *it_before = NULL;
if (!WINDOW_IS_CLIENT(win)) {
/* insert above its highest parent */
if (client->transient_for) {
- if (client->transient_for != TRAN_GROUP) {
+ if (client->transient_for != OB_TRAN_GROUP) {
parent = client->transient_for;
} else {
GSList *sit;
if ((sit = g_slist_find(client->group->members, it->data)))
for (sit = client->group->members; !parent && sit;
sit = sit->next) {
- Client *c = sit->data;
+ ObClient *c = sit->data;
/* checking transient_for prevents infinate loops! */
if (sit->data == it->data && !c->transient_for)
parent = it->data;