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cmd_windowmove.c
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cmd_windowmove.c
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#include "xdo_cmd.h"
#define WINDOWMOVE_X_CURRENT (1 << 0)
#define WINDOWMOVE_Y_CURRENT (1 << 1)
#define WINDOWMOVE_RELATIVE (1 << 2)
struct windowmove {
Window window;
int x;
int y;
int opsync;
int flags;
};
/* This function exists because at one time I had problems embedding certain
* blocks of code within macros (window_each). */
static int _windowmove(context_t *context, struct windowmove *windowmove);
int cmd_windowmove(context_t *context) {
int ret = 0;
unsigned int width, height;
int is_width_percent = 0, is_height_percent = 0;
char *cmd = *context->argv;
struct windowmove windowmove;
windowmove.x = 0;
windowmove.y = 0;
windowmove.opsync = 0;
windowmove.window = CURRENTWINDOW;
windowmove.flags = 0;
int c;
enum { opt_unused, opt_help, opt_sync, opt_relative };
static struct option longopts[] = {
{ "help", no_argument, NULL, opt_help },
{ "sync", no_argument, NULL, opt_sync },
{ "relative", no_argument, NULL, opt_relative },
{ 0, 0, 0, 0 },
};
static const char *usage =
"Usage: %s [options] [window=%1] x y\n"
"--sync - only exit once the window has moved\n"
"--relative - make movements relative to the current window position"
"\n"
"If you use literal 'x' or 'y' for the x coordinates, then the current\n"
"coordinate will be used. This is useful for moving the window along\n"
"only one axis.\n";
int option_index;
while ((c = getopt_long_only(context->argc, context->argv, "+h",
longopts, &option_index)) != -1) {
switch (c) {
case 'h':
case opt_help:
printf(usage, cmd);
consume_args(context, context->argc);
return EXIT_SUCCESS;
break;
case opt_sync:
windowmove.opsync = 1;
break;
case opt_relative:
windowmove.flags |= WINDOWMOVE_RELATIVE;
break;
default:
fprintf(stderr, usage, cmd);
return EXIT_FAILURE;
}
}
consume_args(context, optind);
const char *window_arg = "%1";
if (!window_get_arg(context, 2, 0, &window_arg)) {
fprintf(stderr, usage, cmd);
return EXIT_FAILURE;
}
if (context->argv[0][0] == 'x') {
windowmove.flags |= WINDOWMOVE_X_CURRENT;
} else {
/* Use percentage if given a percent. */
if (strchr(context->argv[0], '%')) {
is_width_percent = 1;
} else {
windowmove.x = (int)strtol(context->argv[0], NULL, 0);
}
}
if (context->argv[1][0] == 'y') {
windowmove.flags |= WINDOWMOVE_Y_CURRENT;
} else {
/* Use percentage if given a percent. */
if (strchr(context->argv[0], '%')) {
is_height_percent = 1;
} else {
windowmove.y = (int)strtol(context->argv[1], NULL, 0);
}
}
width = (unsigned int)strtoul(context->argv[0], NULL, 0);
height = (unsigned int)strtoul(context->argv[1], NULL, 0);
consume_args(context, 2);
XWindowAttributes wattr;
unsigned int root_w, root_h; /* for percent */
window_each(context, window_arg, {
if (is_width_percent || is_height_percent) {
Window root = 0;
XGetWindowAttributes(context->xdo->xdpy, window, &wattr);
root = wattr.root;
xdo_get_window_size(context->xdo, root, &root_w, &root_h);
if (is_width_percent) {
windowmove.x = (root_w * width / 100);
}
if (is_height_percent) {
windowmove.y = (root_h * height / 100);
}
}
windowmove.window = window;
_windowmove(context, &windowmove);
}); /* window_each(...) */
return ret;
}
static int _windowmove(context_t *context, struct windowmove *windowmove) {
int orig_win_x = 0;
int orig_win_y = 0;
int ret;
/* Grab the current position of the window if we are moving synchronously
* or if we are moving along an axis.
* That is, with --sync or x or y in args were literally 'x' or 'y'
* or if --relative is given*/
if (windowmove->opsync || windowmove->flags != 0) {
xdo_get_window_location(context->xdo, windowmove->window,
&orig_win_x, &orig_win_y, NULL);
/* Break early if we don't need to move the window */
if (orig_win_x == windowmove->x && orig_win_y == windowmove->y) {
return 0;
}
}
int target_x = windowmove->x;
int target_y = windowmove->y;
if (windowmove->flags & WINDOWMOVE_RELATIVE) {
target_x = orig_win_x + windowmove->x;
target_y = orig_win_y + windowmove->y;
}
if (windowmove->flags & WINDOWMOVE_X_CURRENT) {
target_x = orig_win_x;
xdotool_debug(context, "Using %d for x\n", windowmove->x);
}
if (windowmove->flags & WINDOWMOVE_Y_CURRENT) {
target_y = orig_win_y;
xdotool_debug(context, "Using %d for y\n", windowmove->y);
}
ret = xdo_move_window(context->xdo, windowmove->window, target_x, target_y);
if (ret) {
fprintf(stderr,
"xdo_move_window reported an error while moving window %ld\n",
windowmove->window);
} else {
if (windowmove->opsync) {
/* This 'sync' request is stateful (we need to know the original window
* location to make the decision about 'done'
* Some window managers force alignments or otherwise mangle move
* requests, so we can't just look for the x,y positions exactly.
* Just look for any change in the window's position. */
int win_x, win_y;
xdo_get_window_location(context->xdo, windowmove->window,
&win_x, &win_y, NULL);
/* Permit imprecision to account for window borders and titlebar */
while (orig_win_x == win_x && orig_win_y == win_y
&& abs(windowmove->x - win_x) > 10
&& abs(windowmove->y - win_y) > 50) {
xdo_get_window_location(context->xdo, windowmove->window,
&win_x, &win_y, NULL);
usleep(30000);
}
}
}
return ret;
}