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#include <string.h>
#include <strings.h>
#include "sway/commands.h"
#include "sway/config.h"
#include "sway/tree/arrange.h"
#include "sway/tree/workspace.h"
#include "log.h"
#include "stringop.h"
#include <math.h>
enum gaps_op {
GAPS_OP_SET,
GAPS_OP_ADD,
GAPS_OP_SUBTRACT,
GAPS_OP_TOGGLE
};
struct gaps_data {
bool inner;
struct {
bool top;
bool right;
bool bottom;
bool left;
} outer;
enum gaps_op operation;
int amount;
};
// Prevent negative outer gaps from moving windows out of the workspace.
static void prevent_invalid_outer_gaps(void) {
if (config->gaps_outer.top < -config->gaps_inner) {
config->gaps_outer.top = -config->gaps_inner;
}
if (config->gaps_outer.right < -config->gaps_inner) {
config->gaps_outer.right = -config->gaps_inner;
}
if (config->gaps_outer.bottom < -config->gaps_inner) {
config->gaps_outer.bottom = -config->gaps_inner;
}
if (config->gaps_outer.left < -config->gaps_inner) {
config->gaps_outer.left = -config->gaps_inner;
}
}
// gaps inner|outer|horizontal|vertical|top|right|bottom|left <px>
static const char expected_defaults[] =
"'gaps inner|outer|horizontal|vertical|top|right|bottom|left <px>'";
static struct cmd_results *gaps_set_defaults(int argc, char **argv) {
struct cmd_results *error = checkarg(argc, "gaps", EXPECTED_EQUAL_TO, 2);
if (error) {
return error;
}
char *end;
int amount = strtol(argv[1], &end, 10);
if (strlen(end) && strcasecmp(end, "px") != 0) {
return cmd_results_new(CMD_INVALID, "Expected %s", expected_defaults);
}
bool valid = false;
if (!strcasecmp(argv[0], "inner")) {
valid = true;
config->gaps_inner = (amount >= 0) ? amount : 0;
} else {
if (!strcasecmp(argv[0], "outer") || !strcasecmp(argv[0], "vertical")
|| !strcasecmp(argv[0], "top")) {
valid = true;
config->gaps_outer.top = amount;
}
if (!strcasecmp(argv[0], "outer") || !strcasecmp(argv[0], "horizontal")
|| !strcasecmp(argv[0], "right")) {
valid = true;
config->gaps_outer.right = amount;
}
if (!strcasecmp(argv[0], "outer") || !strcasecmp(argv[0], "vertical")
|| !strcasecmp(argv[0], "bottom")) {
valid = true;
config->gaps_outer.bottom = amount;
}
if (!strcasecmp(argv[0], "outer") || !strcasecmp(argv[0], "horizontal")
|| !strcasecmp(argv[0], "left")) {
valid = true;
config->gaps_outer.left = amount;
}
}
if (!valid) {
return cmd_results_new(CMD_INVALID, "Expected %s", expected_defaults);
}
prevent_invalid_outer_gaps();
return cmd_results_new(CMD_SUCCESS, NULL);
}
static void apply_gaps_op(int *prop, enum gaps_op op, int amount) {
switch (op) {
case GAPS_OP_SET:
*prop = amount;
break;
case GAPS_OP_ADD:
*prop += amount;
break;
case GAPS_OP_SUBTRACT:
*prop -= amount;
break;
case GAPS_OP_TOGGLE:
*prop = *prop ? 0 : amount;
break;
}
}
static void configure_gaps(struct sway_workspace *ws, void *_data) {
// Apply operation to gaps
struct gaps_data *data = _data;
if (data->inner) {
apply_gaps_op(&ws->gaps_inner, data->operation, data->amount);
}
if (data->outer.top) {
apply_gaps_op(&(ws->gaps_outer.top), data->operation, data->amount);
}
if (data->outer.right) {
apply_gaps_op(&(ws->gaps_outer.right), data->operation, data->amount);
}
if (data->outer.bottom) {
apply_gaps_op(&(ws->gaps_outer.bottom), data->operation, data->amount);
}
if (data->outer.left) {
apply_gaps_op(&(ws->gaps_outer.left), data->operation, data->amount);
}
// Prevent invalid gaps configurations.
if (ws->gaps_inner < 0) {
ws->gaps_inner = 0;
}
prevent_invalid_outer_gaps();
arrange_workspace(ws);
}
// gaps inner|outer|horizontal|vertical|top|right|bottom|left current|all
// set|plus|minus|toggle <px>
static const char expected_runtime[] = "'gaps inner|outer|horizontal|vertical|"
"top|right|bottom|left current|all set|plus|minus|toggle <px>'";
static struct cmd_results *gaps_set_runtime(int argc, char **argv) {
struct cmd_results *error = checkarg(argc, "gaps", EXPECTED_EQUAL_TO, 4);
if (error) {
return error;
}
if (!root->outputs->length) {
return cmd_results_new(CMD_INVALID,
"Can't run this command while there's no outputs connected.");
}
struct gaps_data data = {0};
if (strcasecmp(argv[0], "inner") == 0) {
data.inner = true;
} else {
data.outer.top = !strcasecmp(argv[0], "outer") ||
!strcasecmp(argv[0], "vertical") || !strcasecmp(argv[0], "top");
data.outer.right = !strcasecmp(argv[0], "outer") ||
!strcasecmp(argv[0], "horizontal") || !strcasecmp(argv[0], "right");
data.outer.bottom = !strcasecmp(argv[0], "outer") ||
!strcasecmp(argv[0], "vertical") || !strcasecmp(argv[0], "bottom");
data.outer.left = !strcasecmp(argv[0], "outer") ||
!strcasecmp(argv[0], "horizontal") || !strcasecmp(argv[0], "left");
}
if (!data.inner && !data.outer.top && !data.outer.right &&
!data.outer.bottom && !data.outer.left) {
return cmd_results_new(CMD_INVALID, "Expected %s", expected_runtime);
}
bool all;
if (strcasecmp(argv[1], "current") == 0) {
all = false;
} else if (strcasecmp(argv[1], "all") == 0) {
all = true;
} else {
return cmd_results_new(CMD_INVALID, "Expected %s", expected_runtime);
}
if (strcasecmp(argv[2], "set") == 0) {
data.operation = GAPS_OP_SET;
} else if (strcasecmp(argv[2], "plus") == 0) {
data.operation = GAPS_OP_ADD;
} else if (strcasecmp(argv[2], "minus") == 0) {
data.operation = GAPS_OP_SUBTRACT;
} else if (strcasecmp(argv[2], "toggle") == 0) {
data.operation = GAPS_OP_TOGGLE;
} else {
return cmd_results_new(CMD_INVALID, "Expected %s", expected_runtime);
}
char *end;
data.amount = strtol(argv[3], &end, 10);
if (strlen(end) && strcasecmp(end, "px") != 0) {
return cmd_results_new(CMD_INVALID, "Expected %s", expected_runtime);
}
if (all) {
root_for_each_workspace(configure_gaps, &data);
} else {
configure_gaps(config->handler_context.workspace, &data);
}
return cmd_results_new(CMD_SUCCESS, NULL);
}
// gaps inner|outer|<dir>|<side> <px> - sets defaults for workspaces
// gaps inner|outer|<dir>|<side> current|all set|plus|minus|toggle <px> - runtime only
// <dir> = horizontal|vertical
// <side> = top|right|bottom|left
struct cmd_results *cmd_gaps(int argc, char **argv) {
struct cmd_results *error = checkarg(argc, "gaps", EXPECTED_AT_LEAST, 2);
if (error) {
return error;
}
bool config_loading = !config->active || config->reloading;
if (argc == 2) {
return gaps_set_defaults(argc, argv);
}
if (argc == 4 && !config_loading) {
return gaps_set_runtime(argc, argv);
}
if (config_loading) {
return cmd_results_new(CMD_INVALID, "Expected %s", expected_defaults);
}
return cmd_results_new(CMD_INVALID, "Expected %s or %s",
expected_runtime, expected_defaults);
}
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