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bspwm/restore.c
Bastien Dejean 9c29c0892e Handle fullscreen state birth rotation 
Fixes #319.
2015-11-19 15:08:54 +01:00

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/* Copyright (c) 2012, Bastien Dejean
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <ctype.h>
#include <string.h>
#include "bspwm.h"
#include "desktop.h"
#include "ewmh.h"
#include "history.h"
#include "monitor.h"
#include "query.h"
#include "stack.h"
#include "tree.h"
#include "settings.h"
#include "restore.h"
void restore_tree(char *file_path)
{
if (file_path == NULL)
return;
FILE *snapshot = fopen(file_path, "r");
if (snapshot == NULL) {
warn("Restore tree: can't open '%s'.\n", file_path);
return;
}
char line[MAXLEN];
char name[MAXLEN];
coordinates_t loc;
monitor_t *m = NULL;
desktop_t *d = NULL;
node_t *n = NULL;
unsigned int level, last_level = 0;
while (fgets(line, sizeof(line), snapshot) != NULL) {
unsigned int len = strlen(line);
level = 0;
while (level < len && isspace(line[level]))
level++;
if (level == 0) {
int x, y, top, right, bottom, left;
unsigned int w, h;
char end = 0;
name[0] = '\0';
sscanf(line + level, "%s %ux%u%i%i %i,%i,%i,%i %c", name, &w, &h, &x, &y,
&top, &right, &bottom, &left, &end);
m = find_monitor(name);
if (m == NULL)
continue;
m->rectangle = (xcb_rectangle_t) {x, y, w, h};
m->top_padding = top;
m->right_padding = right;
m->bottom_padding = bottom;
m->left_padding = left;
if (end != 0)
mon = m;
} else if (level == 1) {
if (m == NULL)
continue;
int wg, top, right, bottom, left;
unsigned int bw;
char layout = 0, end = 0;
name[0] = '\0';
loc.desktop = NULL;
sscanf(line + level, "%s %u %i %i,%i,%i,%i %c %c", name,
&bw, &wg, &top, &right, &bottom, &left, &layout, &end);
locate_desktop(name, &loc);
d = loc.desktop;
if (d == NULL) {
continue;
}
d->border_width = bw;
d->window_gap = wg;
d->top_padding = top;
d->right_padding = right;
d->bottom_padding = bottom;
d->left_padding = left;
if (layout == 'M') {
d->layout = LAYOUT_MONOCLE;
} else if (layout == 'T') {
d->layout = LAYOUT_TILED;
}
if (end != 0) {
m->desk = d;
}
} else {
if (m == NULL || d == NULL)
continue;
node_t *birth = make_node();
if (level == 2) {
empty_desktop(d);
d->root = birth;
} else if (n != NULL) {
if (level > last_level) {
n->first_child = birth;
} else {
do {
n = n->parent;
} while (n != NULL && n->second_child != NULL);
if (n == NULL)
continue;
n->second_child = birth;
}
birth->parent = n;
}
n = birth;
char birth_rotation;
if (isupper(line[level])) {
char split_type;
sscanf(line + level, "%c %c %lf", &split_type, &birth_rotation, &n->split_ratio);
if (split_type == 'H') {
n->split_type = TYPE_HORIZONTAL;
} else if (split_type == 'V') {
n->split_type = TYPE_VERTICAL;
}
} else {
client_t *c = make_client(XCB_NONE, d->border_width);
num_clients++;
char urgent, locked, sticky, private, split_dir, split_mode, state, layer, end = 0;
sscanf(line + level, "%c %s %s %X %u %hux%hu%hi%hi %c%c %c%c %c%c%c%c %c", &birth_rotation,
c->class_name, c->instance_name, &c->window, &c->border_width,
&c->floating_rectangle.width, &c->floating_rectangle.height,
&c->floating_rectangle.x, &c->floating_rectangle.y,
&split_dir, &split_mode, &state, &layer,
&urgent, &locked, &sticky, &private, &end);
n->split_mode = (split_mode == '-' ? MODE_AUTOMATIC : MODE_MANUAL);
if (split_dir == 'U') {
n->split_dir = DIR_UP;
} else if (split_dir == 'R') {
n->split_dir = DIR_RIGHT;
} else if (split_dir == 'D') {
n->split_dir = DIR_DOWN;
} else if (split_dir == 'L') {
n->split_dir = DIR_LEFT;
}
if (state == 'f') {
c->state = STATE_FLOATING;
} else if (state == 'F') {
c->state = STATE_FULLSCREEN;
} else if (state == 'p') {
c->state = STATE_PSEUDO_TILED;
}
if (layer == 'b') {
c->layer = LAYER_BELOW;
} else if (layer == 'a') {
c->layer = LAYER_ABOVE;
}
c->urgent = (urgent == '-' ? false : true);
c->locked = (locked == '-' ? false : true);
c->sticky = (sticky == '-' ? false : true);
c->private = (private == '-' ? false : true);
n->client = c;
if (end != 0) {
d->focus = n;
}
if (c->sticky) {
m->num_sticky++;
}
}
if (birth_rotation == 'a') {
n->birth_rotation = 90;
} else if (birth_rotation == 'c') {
n->birth_rotation = 270;
} else if (birth_rotation == 'm') {
n->birth_rotation = 0;
}
}
last_level = level;
}
fclose(snapshot);
for (monitor_t *m = mon_head; m != NULL; m = m->next) {
for (desktop_t *d = m->desk_head; d != NULL; d = d->next) {
for (node_t *n = first_extrema(d->root); n != NULL; n = next_leaf(n, d->root)) {
uint32_t values[] = {CLIENT_EVENT_MASK | (focus_follows_pointer ? XCB_EVENT_MASK_ENTER_WINDOW : 0)};
xcb_change_window_attributes(dpy, n->client->window, XCB_CW_EVENT_MASK, values);
if (!IS_TILED(n->client)) {
n->vacant = true;
propagate_vacant_state(n);
}
if (n->client->private) {
update_privacy_level(n, true);
}
}
/* Has the side effect of restoring the node's rectangles and the client's tiled rectangles */
arrange(m, d);
}
}
ewmh_update_current_desktop();
}
void restore_history(char *file_path)
{
if (file_path == NULL)
return;
FILE *snapshot = fopen(file_path, "r");
if (snapshot == NULL) {
warn("Restore history: can't open '%s'.\n", file_path);
return;
}
char line[MAXLEN];
char mnm[SMALEN];
char dnm[SMALEN];
xcb_window_t win;
while (fgets(line, sizeof(line), snapshot) != NULL) {
if (sscanf(line, "%s %s %X", mnm, dnm, &win) == 3) {
coordinates_t loc;
if (win != XCB_NONE && !locate_window(win, &loc)) {
warn("Can't locate window 0x%X.\n", win);
continue;
}
node_t *n = (win == XCB_NONE ? NULL : loc.node);
if (!locate_desktop(dnm, &loc)) {
warn("Can't locate desktop '%s'.\n", dnm);
continue;
}
desktop_t *d = loc.desktop;
if (!locate_monitor(mnm, &loc)) {
warn("Can't locate monitor '%s'.\n", mnm);
continue;
}
monitor_t *m = loc.monitor;
history_add(m, d, n);
} else {
warn("Can't parse history entry: '%s'\n", line);
}
}
fclose(snapshot);
}
void restore_stack(char *file_path)
{
if (file_path == NULL)
return;
FILE *snapshot = fopen(file_path, "r");
if (snapshot == NULL) {
warn("Restore stack: can't open '%s'.\n", file_path);
return;
}
char line[MAXLEN];
xcb_window_t win;
while (fgets(line, sizeof(line), snapshot) != NULL) {
if (sscanf(line, "%X", &win) == 1) {
coordinates_t loc;
if (locate_window(win, &loc))
stack_insert_after(stack_tail, loc.node);
else
warn("Can't locate window 0x%X.\n", win);
} else {
warn("Can't parse stack entry: '%s'\n", line);
}
}
fclose(snapshot);
}
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