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#include <stdlib.h>
#include <stdbool.h>
#include <wlc/wlc.h>
#include <string.h>
#include "workspace.h"
#include "layout.h"
#include "list.h"
#include "log.h"
#include "container.h"
#include "handlers.h"
#include "config.h"
#include "stringop.h"
#include "focus.h"
#include "util.h"
char *prev_workspace_name = NULL;
static swayc_t *workspace_by_name_only(const char *name);
const char *workspace_output_open_name(swayc_t *output) {
struct workspace_output *wsop;
int i, len = config->workspace_outputs->length;
// Search config for output
for (i = 0; i < len; ++i) {
wsop = config->workspace_outputs->items[i];
// Find matching outputs
if (strcasecmp(wsop->output, output->name)) {
// Check if workspace is available and use that name
if (!workspace_by_name(wsop->workspace)) {
return wsop->workspace;
}
}
}
return NULL;
}
const char *workspace_next_name(void) {
sway_log(L_DEBUG, "Workspace: Generating new name");
int i;
int l = 1;
// Scan all workspace bindings to find the next available workspace name,
// if none are found/available then default to a number
struct sway_mode *mode = config->current_mode;
for (i = 0; i < mode->bindings->length; ++i) {
struct sway_binding *binding = mode->bindings->items[i];
const char *command = binding->command;
const char *ws = "workspace";
const int wslen = sizeof("workspace") - 1;
if (strncmp(ws, command, wslen) == 0) {
command += wslen;
// Skip whitespace
command += strspn(command, whitespace);
// make sure its not a special command
if (strcmp(command, "next") == 0
|| strcmp(command, "prev") == 0
|| strcmp(command, "next_on_output") == 0
|| strcmp(command, "prev_on_output") == 0
|| strcmp(command, "number") == 0
|| strcmp(command, "back_and_forth") == 0
|| strcmp(command, "current") == 0
// Or if it already exists
|| workspace_by_name_only(command)) {
continue;
} else {
// otherwise we found it
return command;
}
}
}
// As a fall back, get the current number of active workspaces
// and return that + 1 for the next workspace's name
int ws_num = root_container.children->length;
if (ws_num >= 10) {
l = 2;
} else if (ws_num >= 100) {
l = 3;
}
char *name = malloc(l + 1);
sprintf(name, "%d", ws_num++);
return name;
}
swayc_t *workspace_by_name_only(const char *name) {
int i, len = root_container.children->length;
for (i = 0; i < len; ++i) {
swayc_t *op = root_container.children->items[i];
int i, len = op->children->length;
for (i = 0; i < len; ++i) {
swayc_t *ws = op->children->items[i];
if (strcasecmp(ws->name, name) == 0) {
return ws;
}
}
}
return NULL;
}
swayc_t *workspace_by_name(const char* name) {
if (strcmp(name, "prev") == 0) {
return workspace_prev();
} else if (!strcmp(name, "prev_on_output")) {
return workspace_output_prev();
} else if (!strcmp(name, "next")) {
return workspace_next();
} else if (!strcmp(name, "next_on_output")) {
return workspace_output_next();
} else if (!strcmp(name, "current")) {
return swayc_active_workspace();
} else if (!strcmp(name, "back_and_forth")) {
if (prev_workspace_name) {
name = prev_workspace_name;
} else { // If there is no prev workspace name. just return current
return swayc_active_workspace();
}
}
return workspace_by_name_only(name);
}
/**
* Get the previous or next workspace on the specified output.
* Wraps around at the end and beginning.
* If next is false, the previous workspace is returned, otherwise the next one is returned.
*/
swayc_t *workspace_output_prev_next_impl(swayc_t *output, bool next) {
if (!sway_assert(output->type == C_OUTPUT, "Argument must be an output, is %d", output->type)) {
return NULL;
}
int i;
for (i = 0; i < output->children->length; i++) {
if (output->children->items[i] == output->focused) {
return output->children->items[wrap(i + (next ? 1 : -1), output->children->length)];
}
}
// Doesn't happen, at worst the for loop returns the previously active workspace
return NULL;
}
/**
* Get the previous or next workspace. If the first/last workspace on an output is active,
* proceed to the previous/next output's previous/next workspace.
* If next is false, the previous workspace is returned, otherwise the next one is returned.
*/
swayc_t *workspace_prev_next_impl(swayc_t *workspace, bool next) {
if (!sway_assert(workspace->type == C_WORKSPACE, "Argument must be a workspace, is %d", workspace->type)) {
return NULL;
}
swayc_t *current_output = workspace->parent;
int offset = next ? 1 : -1;
int start = next ? 0 : 1;
int end = next ? (current_output->children->length) - 1 : current_output->children->length;
int i;
for (i = start; i < end; i++) {
if (current_output->children->items[i] == workspace) {
return current_output->children->items[i + offset];
}
}
// Given workspace is the first/last on the output, jump to the previous/next output
int num_outputs = root_container.children->length;
for (i = 0; i < num_outputs; i++) {
if (root_container.children->items[i] == current_output) {
swayc_t *next_output = root_container.children->items[wrap(i + offset, num_outputs)];
return workspace_output_prev_next_impl(next_output, next);
}
}
// Doesn't happen, at worst the for loop returns the previously active workspace on the active output
return NULL;
}
swayc_t *workspace_output_next(void) {
return workspace_output_prev_next_impl(swayc_active_output(), true);
}
swayc_t *workspace_next(void) {
return workspace_prev_next_impl(swayc_active_workspace(), true);
}
swayc_t *workspace_output_prev(void) {
return workspace_output_prev_next_impl(swayc_active_output(), false);
}
swayc_t *workspace_prev(void) {
return workspace_prev_next_impl(swayc_active_workspace(), false);
}
void workspace_switch(swayc_t *workspace) {
if (!workspace) {
return;
}
swayc_t *active_ws = swayc_active_workspace();
// set workspace to prev_workspace
if (config->auto_back_and_forth && active_ws == workspace) {
workspace = new_workspace(NULL, "back_and_forth");
}
// set prev workspace name
if (!prev_workspace_name
|| (strcmp(prev_workspace_name, active_ws->name)
&& active_ws != workspace)) {
free(prev_workspace_name);
prev_workspace_name = strdup(active_ws->name);
}
sway_log(L_DEBUG, "Switching to workspace %p:%s", workspace, workspace->name);
set_focused_container(get_focused_view(workspace));
arrange_windows(workspace, -1, -1);
}