36d9037f2c
While allowing negative values for the outer gaps it is still prevented that negative values move windows out of the container. This replaces the non-i3 option for edge_gaps.
693 lines
20 KiB
C
693 lines
20 KiB
C
#define _POSIX_C_SOURCE 200809
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#include <ctype.h>
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#include <limits.h>
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#include <stdbool.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include <strings.h>
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#include "stringop.h"
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#include "sway/input/input-manager.h"
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#include "sway/input/cursor.h"
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#include "sway/input/seat.h"
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#include "sway/ipc-server.h"
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#include "sway/output.h"
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#include "sway/tree/arrange.h"
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#include "sway/tree/container.h"
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#include "sway/tree/node.h"
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#include "sway/tree/view.h"
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#include "sway/tree/workspace.h"
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#include "list.h"
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#include "log.h"
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#include "util.h"
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struct workspace_config *workspace_find_config(const char *ws_name) {
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for (int i = 0; i < config->workspace_configs->length; ++i) {
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struct workspace_config *wsc = config->workspace_configs->items[i];
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if (strcmp(wsc->workspace, ws_name) == 0) {
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return wsc;
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}
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}
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return NULL;
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}
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struct sway_output *workspace_get_initial_output(const char *name) {
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// Check workspace configs for a workspace<->output pair
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struct workspace_config *wsc = workspace_find_config(name);
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if (wsc && wsc->output) {
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struct sway_output *output = output_by_name(wsc->output);
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if (output) {
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return output;
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}
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}
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// Otherwise put it on the focused output
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struct sway_seat *seat = input_manager_current_seat(input_manager);
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struct sway_workspace *focus = seat_get_focused_workspace(seat);
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return focus->output;
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}
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struct sway_workspace *workspace_create(struct sway_output *output,
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const char *name) {
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if (output == NULL) {
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output = workspace_get_initial_output(name);
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}
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wlr_log(WLR_DEBUG, "Adding workspace %s for output %s", name,
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output->wlr_output->name);
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struct sway_workspace *ws = calloc(1, sizeof(struct sway_workspace));
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if (!ws) {
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wlr_log(WLR_ERROR, "Unable to allocate sway_workspace");
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return NULL;
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}
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node_init(&ws->node, N_WORKSPACE, ws);
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ws->name = name ? strdup(name) : NULL;
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ws->prev_split_layout = L_NONE;
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ws->layout = output_get_default_layout(output);
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ws->floating = create_list();
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ws->tiling = create_list();
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ws->output_priority = create_list();
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workspace_output_add_priority(ws, output);
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ws->gaps_outer = config->gaps_outer;
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ws->gaps_inner = config->gaps_inner;
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if (name) {
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struct workspace_config *wsc = workspace_find_config(name);
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if (wsc) {
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if (wsc->gaps_outer != INT_MIN) {
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ws->gaps_outer = wsc->gaps_outer;
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}
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if (wsc->gaps_inner != INT_MIN) {
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ws->gaps_inner = wsc->gaps_inner;
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}
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}
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}
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output_add_workspace(output, ws);
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output_sort_workspaces(output);
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ipc_event_workspace(NULL, ws, "init");
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wl_signal_emit(&root->events.new_node, &ws->node);
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return ws;
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}
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void workspace_destroy(struct sway_workspace *workspace) {
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if (!sway_assert(workspace->node.destroying,
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"Tried to free workspace which wasn't marked as destroying")) {
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return;
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}
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if (!sway_assert(workspace->node.ntxnrefs == 0, "Tried to free workspace "
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"which is still referenced by transactions")) {
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return;
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}
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free(workspace->name);
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free(workspace->representation);
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list_foreach(workspace->output_priority, free);
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list_free(workspace->output_priority);
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list_free(workspace->floating);
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list_free(workspace->tiling);
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list_free(workspace->current.floating);
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list_free(workspace->current.tiling);
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free(workspace);
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}
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void workspace_begin_destroy(struct sway_workspace *workspace) {
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wlr_log(WLR_DEBUG, "Destroying workspace '%s'", workspace->name);
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ipc_event_workspace(NULL, workspace, "empty"); // intentional
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wl_signal_emit(&workspace->node.events.destroy, &workspace->node);
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if (workspace->output) {
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workspace_detach(workspace);
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}
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workspace->node.destroying = true;
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node_set_dirty(&workspace->node);
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}
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void workspace_consider_destroy(struct sway_workspace *ws) {
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if (ws->tiling->length == 0 && ws->floating->length == 0
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&& output_get_active_workspace(ws->output) != ws) {
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workspace_begin_destroy(ws);
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}
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}
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char *prev_workspace_name = NULL;
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void next_name_map(struct sway_container *ws, void *data) {
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int *count = data;
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++count;
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}
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static bool workspace_valid_on_output(const char *output_name,
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const char *ws_name) {
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struct workspace_config *wsc = workspace_find_config(ws_name);
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return !wsc || !wsc->output || strcmp(wsc->output, output_name) == 0;
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}
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static void workspace_name_from_binding(const struct sway_binding * binding,
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const char* output_name, int *min_order, char **earliest_name) {
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char *cmdlist = strdup(binding->command);
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char *dup = cmdlist;
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char *name = NULL;
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// workspace n
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char *cmd = argsep(&cmdlist, " ");
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if (cmdlist) {
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name = argsep(&cmdlist, ",;");
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}
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// TODO: support "move container to workspace" bindings as well
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if (strcmp("workspace", cmd) == 0 && name) {
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char *_target = strdup(name);
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_target = do_var_replacement(_target);
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strip_quotes(_target);
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wlr_log(WLR_DEBUG, "Got valid workspace command for target: '%s'",
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_target);
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// Make sure that the command references an actual workspace
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// not a command about workspaces
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if (strcmp(_target, "next") == 0 ||
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strcmp(_target, "prev") == 0 ||
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strcmp(_target, "next_on_output") == 0 ||
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strcmp(_target, "prev_on_output") == 0 ||
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strcmp(_target, "number") == 0 ||
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strcmp(_target, "back_and_forth") == 0 ||
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strcmp(_target, "current") == 0) {
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free(_target);
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free(dup);
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return;
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}
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// If the command is workspace number <name>, isolate the name
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if (strncmp(_target, "number ", strlen("number ")) == 0) {
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size_t length = strlen(_target) - strlen("number ") + 1;
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char *temp = malloc(length);
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strncpy(temp, _target + strlen("number "), length - 1);
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temp[length - 1] = '\0';
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free(_target);
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_target = temp;
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wlr_log(WLR_DEBUG, "Isolated name from workspace number: '%s'", _target);
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// Make sure the workspace number doesn't already exist
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if (isdigit(_target[0]) && workspace_by_number(_target)) {
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free(_target);
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free(dup);
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return;
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}
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}
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// Make sure that the workspace doesn't already exist
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if (workspace_by_name(_target)) {
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free(_target);
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free(dup);
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return;
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}
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// make sure that the workspace can appear on the given
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// output
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if (!workspace_valid_on_output(output_name, _target)) {
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free(_target);
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free(dup);
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return;
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}
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if (binding->order < *min_order) {
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*min_order = binding->order;
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free(*earliest_name);
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*earliest_name = _target;
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wlr_log(WLR_DEBUG, "Workspace: Found free name %s", _target);
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} else {
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free(_target);
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}
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}
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free(dup);
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}
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char *workspace_next_name(const char *output_name) {
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wlr_log(WLR_DEBUG, "Workspace: Generating new workspace name for output %s",
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output_name);
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// Scan for available workspace names by looking through output-workspace
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// assignments primarily, falling back to bindings and numbers.
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struct sway_mode *mode = config->current_mode;
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int order = INT_MAX;
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char *target = NULL;
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for (int i = 0; i < mode->keysym_bindings->length; ++i) {
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workspace_name_from_binding(mode->keysym_bindings->items[i],
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output_name, &order, &target);
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}
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for (int i = 0; i < mode->keycode_bindings->length; ++i) {
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workspace_name_from_binding(mode->keycode_bindings->items[i],
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output_name, &order, &target);
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}
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for (int i = 0; i < config->workspace_configs->length; ++i) {
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// Unlike with bindings, this does not guarantee order
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const struct workspace_config *wsc = config->workspace_configs->items[i];
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if (wsc->output && strcmp(wsc->output, output_name) == 0
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&& workspace_by_name(wsc->workspace) == NULL) {
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free(target);
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target = strdup(wsc->workspace);
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break;
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}
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}
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if (target != NULL) {
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return target;
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}
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// As a fall back, get the current number of active workspaces
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// and return that + 1 for the next workspace's name
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int ws_num = root->outputs->length;
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int l = snprintf(NULL, 0, "%d", ws_num);
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char *name = malloc(l + 1);
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if (!sway_assert(name, "Could not allocate workspace name")) {
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return NULL;
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}
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sprintf(name, "%d", ws_num++);
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return name;
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}
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static bool _workspace_by_number(struct sway_workspace *ws, void *data) {
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char *name = data;
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char *ws_name = ws->name;
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while (isdigit(*name)) {
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if (*name++ != *ws_name++) {
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return false;
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}
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}
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return !isdigit(*ws_name);
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}
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struct sway_workspace *workspace_by_number(const char* name) {
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return root_find_workspace(_workspace_by_number, (void *) name);
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}
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static bool _workspace_by_name(struct sway_workspace *ws, void *data) {
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return strcasecmp(ws->name, data) == 0;
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}
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struct sway_workspace *workspace_by_name(const char *name) {
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struct sway_seat *seat = input_manager_current_seat(input_manager);
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struct sway_workspace *current = seat_get_focused_workspace(seat);
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if (strcmp(name, "prev") == 0) {
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return workspace_prev(current);
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} else if (strcmp(name, "prev_on_output") == 0) {
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return workspace_output_prev(current);
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} else if (strcmp(name, "next") == 0) {
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return workspace_next(current);
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} else if (strcmp(name, "next_on_output") == 0) {
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return workspace_output_next(current);
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} else if (strcmp(name, "current") == 0) {
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return current;
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} else if (strcasecmp(name, "back_and_forth") == 0) {
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return prev_workspace_name ?
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root_find_workspace(_workspace_by_name, (void*)prev_workspace_name)
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: NULL;
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} else {
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return root_find_workspace(_workspace_by_name, (void*)name);
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}
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}
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/**
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* Get the previous or next workspace on the specified output. Wraps around at
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* the end and beginning. If next is false, the previous workspace is returned,
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* otherwise the next one is returned.
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*/
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static struct sway_workspace *workspace_output_prev_next_impl(
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struct sway_output *output, int dir) {
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struct sway_seat *seat = input_manager_current_seat(input_manager);
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struct sway_workspace *workspace = seat_get_focused_workspace(seat);
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int index = list_find(output->workspaces, workspace);
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size_t new_index = wrap(index + dir, output->workspaces->length);
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return output->workspaces->items[new_index];
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}
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/**
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* Get the previous or next workspace. If the first/last workspace on an output
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* is active, proceed to the previous/next output's previous/next workspace.
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*/
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static struct sway_workspace *workspace_prev_next_impl(
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struct sway_workspace *workspace, int dir) {
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struct sway_output *output = workspace->output;
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int index = list_find(output->workspaces, workspace);
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int new_index = index + dir;
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if (new_index >= 0 && new_index < output->workspaces->length) {
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return output->workspaces->items[new_index];
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}
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// Look on a different output
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int output_index = list_find(root->outputs, output);
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new_index = wrap(output_index + dir, root->outputs->length);
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output = root->outputs->items[new_index];
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if (dir == 1) {
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return output->workspaces->items[0];
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} else {
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return output->workspaces->items[output->workspaces->length - 1];
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}
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}
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struct sway_workspace *workspace_output_next(struct sway_workspace *current) {
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return workspace_output_prev_next_impl(current->output, 1);
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}
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struct sway_workspace *workspace_next(struct sway_workspace *current) {
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return workspace_prev_next_impl(current, 1);
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}
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struct sway_workspace *workspace_output_prev(struct sway_workspace *current) {
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return workspace_output_prev_next_impl(current->output, -1);
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}
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struct sway_workspace *workspace_prev(struct sway_workspace *current) {
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return workspace_prev_next_impl(current, -1);
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}
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bool workspace_switch(struct sway_workspace *workspace,
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bool no_auto_back_and_forth) {
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struct sway_seat *seat = input_manager_current_seat(input_manager);
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struct sway_workspace *active_ws = seat_get_focused_workspace(seat);
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if (!no_auto_back_and_forth && config->auto_back_and_forth
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&& active_ws == workspace
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&& prev_workspace_name) {
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struct sway_workspace *new_ws = workspace_by_name(prev_workspace_name);
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workspace = new_ws ?
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new_ws :
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workspace_create(NULL, prev_workspace_name);
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}
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if (!prev_workspace_name || (strcmp(prev_workspace_name, active_ws->name)
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&& active_ws != workspace)) {
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free(prev_workspace_name);
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prev_workspace_name = malloc(strlen(active_ws->name) + 1);
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if (!prev_workspace_name) {
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wlr_log(WLR_ERROR, "Unable to allocate previous workspace name");
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return false;
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}
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strcpy(prev_workspace_name, active_ws->name);
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}
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wlr_log(WLR_DEBUG, "Switching to workspace %p:%s",
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workspace, workspace->name);
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struct sway_node *next = seat_get_focus_inactive(seat, &workspace->node);
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if (next == NULL) {
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next = &workspace->node;
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}
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seat_set_focus(seat, next);
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arrange_workspace(workspace);
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cursor_send_pointer_motion(seat->cursor, 0, true);
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return true;
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}
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bool workspace_is_visible(struct sway_workspace *ws) {
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if (ws->node.destroying) {
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return false;
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}
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return output_get_active_workspace(ws->output) == ws;
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}
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bool workspace_is_empty(struct sway_workspace *ws) {
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if (ws->tiling->length) {
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return false;
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}
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// Sticky views are not considered to be part of this workspace
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for (int i = 0; i < ws->floating->length; ++i) {
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struct sway_container *floater = ws->floating->items[i];
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if (!floater->is_sticky) {
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return false;
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}
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}
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return true;
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}
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static int find_output(const void *id1, const void *id2) {
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return strcmp(id1, id2) ? 0 : 1;
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}
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void workspace_output_raise_priority(struct sway_workspace *ws,
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struct sway_output *old_output, struct sway_output *output) {
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int old_index = list_seq_find(ws->output_priority, find_output,
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old_output->wlr_output->name);
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if (old_index < 0) {
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return;
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}
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int new_index = list_seq_find(ws->output_priority, find_output,
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output->wlr_output->name);
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if (new_index < 0) {
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list_insert(ws->output_priority, old_index,
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strdup(output->wlr_output->name));
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} else if (new_index > old_index) {
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char *name = ws->output_priority->items[new_index];
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list_del(ws->output_priority, new_index);
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list_insert(ws->output_priority, old_index, name);
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}
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}
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void workspace_output_add_priority(struct sway_workspace *workspace,
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struct sway_output *output) {
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int index = list_seq_find(workspace->output_priority,
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find_output, output->wlr_output->name);
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if (index < 0) {
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list_add(workspace->output_priority, strdup(output->wlr_output->name));
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}
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}
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struct sway_output *workspace_output_get_highest_available(
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struct sway_workspace *ws, struct sway_output *exclude) {
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for (int i = 0; i < ws->output_priority->length; i++) {
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char *name = ws->output_priority->items[i];
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if (exclude && strcasecmp(name, exclude->wlr_output->name) == 0) {
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continue;
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}
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struct sway_output *output = output_by_name(name);
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if (output) {
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return output;
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}
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}
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return NULL;
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}
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static bool find_urgent_iterator(struct sway_container *con, void *data) {
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return con->view && view_is_urgent(con->view);
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}
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void workspace_detect_urgent(struct sway_workspace *workspace) {
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bool new_urgent = (bool)workspace_find_container(workspace,
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find_urgent_iterator, NULL);
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if (workspace->urgent != new_urgent) {
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workspace->urgent = new_urgent;
|
|
ipc_event_workspace(NULL, workspace, "urgent");
|
|
output_damage_whole(workspace->output);
|
|
}
|
|
}
|
|
|
|
void workspace_for_each_container(struct sway_workspace *ws,
|
|
void (*f)(struct sway_container *con, void *data), void *data) {
|
|
// Tiling
|
|
for (int i = 0; i < ws->tiling->length; ++i) {
|
|
struct sway_container *container = ws->tiling->items[i];
|
|
f(container, data);
|
|
container_for_each_child(container, f, data);
|
|
}
|
|
// Floating
|
|
for (int i = 0; i < ws->floating->length; ++i) {
|
|
struct sway_container *container = ws->floating->items[i];
|
|
f(container, data);
|
|
container_for_each_child(container, f, data);
|
|
}
|
|
}
|
|
|
|
struct sway_container *workspace_find_container(struct sway_workspace *ws,
|
|
bool (*test)(struct sway_container *con, void *data), void *data) {
|
|
struct sway_container *result = NULL;
|
|
// Tiling
|
|
for (int i = 0; i < ws->tiling->length; ++i) {
|
|
struct sway_container *child = ws->tiling->items[i];
|
|
if (test(child, data)) {
|
|
return child;
|
|
}
|
|
if ((result = container_find_child(child, test, data))) {
|
|
return result;
|
|
}
|
|
}
|
|
// Floating
|
|
for (int i = 0; i < ws->floating->length; ++i) {
|
|
struct sway_container *child = ws->floating->items[i];
|
|
if (test(child, data)) {
|
|
return child;
|
|
}
|
|
if ((result = container_find_child(child, test, data))) {
|
|
return result;
|
|
}
|
|
}
|
|
return NULL;
|
|
}
|
|
|
|
struct sway_container *workspace_wrap_children(struct sway_workspace *ws) {
|
|
struct sway_container *fs = ws->fullscreen;
|
|
struct sway_container *middle = container_create(NULL);
|
|
middle->layout = ws->layout;
|
|
while (ws->tiling->length) {
|
|
struct sway_container *child = ws->tiling->items[0];
|
|
container_detach(child);
|
|
container_add_child(middle, child);
|
|
}
|
|
workspace_add_tiling(ws, middle);
|
|
ws->fullscreen = fs;
|
|
return middle;
|
|
}
|
|
|
|
void workspace_detach(struct sway_workspace *workspace) {
|
|
struct sway_output *output = workspace->output;
|
|
int index = list_find(output->workspaces, workspace);
|
|
if (index != -1) {
|
|
list_del(output->workspaces, index);
|
|
}
|
|
workspace->output = NULL;
|
|
|
|
node_set_dirty(&workspace->node);
|
|
node_set_dirty(&output->node);
|
|
}
|
|
|
|
static void set_workspace(struct sway_container *container, void *data) {
|
|
container->workspace = container->parent->workspace;
|
|
}
|
|
|
|
void workspace_add_tiling(struct sway_workspace *workspace,
|
|
struct sway_container *con) {
|
|
if (con->workspace) {
|
|
container_detach(con);
|
|
}
|
|
list_add(workspace->tiling, con);
|
|
con->workspace = workspace;
|
|
container_for_each_child(con, set_workspace, NULL);
|
|
container_handle_fullscreen_reparent(con);
|
|
workspace_update_representation(workspace);
|
|
node_set_dirty(&workspace->node);
|
|
node_set_dirty(&con->node);
|
|
}
|
|
|
|
void workspace_add_floating(struct sway_workspace *workspace,
|
|
struct sway_container *con) {
|
|
if (con->workspace) {
|
|
container_detach(con);
|
|
}
|
|
list_add(workspace->floating, con);
|
|
con->workspace = workspace;
|
|
container_for_each_child(con, set_workspace, NULL);
|
|
container_handle_fullscreen_reparent(con);
|
|
node_set_dirty(&workspace->node);
|
|
node_set_dirty(&con->node);
|
|
}
|
|
|
|
void workspace_insert_tiling(struct sway_workspace *workspace,
|
|
struct sway_container *con, int index) {
|
|
if (con->workspace) {
|
|
container_detach(con);
|
|
}
|
|
list_insert(workspace->tiling, index, con);
|
|
con->workspace = workspace;
|
|
container_for_each_child(con, set_workspace, NULL);
|
|
container_handle_fullscreen_reparent(con);
|
|
workspace_update_representation(workspace);
|
|
node_set_dirty(&workspace->node);
|
|
node_set_dirty(&con->node);
|
|
}
|
|
|
|
void workspace_remove_gaps(struct sway_workspace *ws) {
|
|
if (ws->current_gaps == 0) {
|
|
return;
|
|
}
|
|
|
|
ws->width += ws->current_gaps * 2;
|
|
ws->height += ws->current_gaps * 2;
|
|
ws->x -= ws->current_gaps;
|
|
ws->y -= ws->current_gaps;
|
|
ws->current_gaps = 0;
|
|
}
|
|
|
|
void workspace_add_gaps(struct sway_workspace *ws) {
|
|
if (ws->current_gaps > 0) {
|
|
return;
|
|
}
|
|
if (config->smart_gaps) {
|
|
struct sway_seat *seat = input_manager_get_default_seat(input_manager);
|
|
struct sway_container *focus =
|
|
seat_get_focus_inactive_tiling(seat, ws);
|
|
if (focus && !focus->view) {
|
|
focus = seat_get_focus_inactive_view(seat, &focus->node);
|
|
}
|
|
if (focus && focus->view && view_is_only_visible(focus->view)) {
|
|
return;
|
|
}
|
|
}
|
|
|
|
ws->current_gaps = ws->gaps_outer;
|
|
|
|
if (ws->layout == L_TABBED || ws->layout == L_STACKED) {
|
|
// We have to add inner gaps for this, because children of tabbed and
|
|
// stacked containers don't apply their own gaps - they assume the
|
|
// tabbed/stacked container is using gaps.
|
|
ws->current_gaps += ws->gaps_inner;
|
|
}
|
|
|
|
ws->x += ws->current_gaps;
|
|
ws->y += ws->current_gaps;
|
|
ws->width -= 2 * ws->current_gaps;
|
|
ws->height -= 2 * ws->current_gaps;
|
|
}
|
|
|
|
struct sway_container *workspace_split(struct sway_workspace *workspace,
|
|
enum sway_container_layout layout) {
|
|
if (workspace->tiling->length == 0) {
|
|
workspace->prev_split_layout = workspace->layout;
|
|
workspace->layout = layout;
|
|
return NULL;
|
|
}
|
|
|
|
enum sway_container_layout old_layout = workspace->layout;
|
|
struct sway_container *middle = workspace_wrap_children(workspace);
|
|
workspace->layout = layout;
|
|
middle->layout = old_layout;
|
|
|
|
return middle;
|
|
}
|
|
|
|
void workspace_update_representation(struct sway_workspace *ws) {
|
|
size_t len = container_build_representation(ws->layout, ws->tiling, NULL);
|
|
free(ws->representation);
|
|
ws->representation = calloc(len + 1, sizeof(char));
|
|
if (!sway_assert(ws->representation, "Unable to allocate title string")) {
|
|
return;
|
|
}
|
|
container_build_representation(ws->layout, ws->tiling, ws->representation);
|
|
}
|
|
|
|
void workspace_get_box(struct sway_workspace *workspace, struct wlr_box *box) {
|
|
box->x = workspace->x;
|
|
box->y = workspace->y;
|
|
box->width = workspace->width;
|
|
box->height = workspace->height;
|
|
}
|
|
|
|
static void count_tiling_views(struct sway_container *con, void *data) {
|
|
if (con->view && !container_is_floating_or_child(con)) {
|
|
size_t *count = data;
|
|
*count += 1;
|
|
}
|
|
}
|
|
|
|
size_t workspace_num_tiling_views(struct sway_workspace *ws) {
|
|
size_t count = 0;
|
|
workspace_for_each_container(ws, count_tiling_views, &count);
|
|
return count;
|
|
}
|