swayfx/sway/ipc-json.c
2017-01-06 01:28:36 +02:00

424 lines
16 KiB
C

#include <json-c/json.h>
#include <ctype.h>
#include <string.h>
#include <stdint.h>
#include "sway/container.h"
#include "sway/ipc-json.h"
#include "util.h"
static json_object *ipc_json_create_rect(swayc_t *c) {
json_object *rect = json_object_new_object();
json_object_object_add(rect, "x", json_object_new_int((int32_t)c->x));
json_object_object_add(rect, "y", json_object_new_int((int32_t)c->y));
struct wlc_size size;
if (c->type == C_OUTPUT) {
size = *wlc_output_get_resolution(c->handle);
} else {
size.w = c->width;
size.h = c->height;
}
json_object_object_add(rect, "width", json_object_new_int((int32_t)size.w));
json_object_object_add(rect, "height", json_object_new_int((int32_t)size.h));
return rect;
}
static json_object *ipc_json_create_rect_from_geometry(struct wlc_geometry g) {
json_object *rect = json_object_new_object();
json_object_object_add(rect, "x", json_object_new_int(g.origin.x));
json_object_object_add(rect, "y", json_object_new_int(g.origin.y));
json_object_object_add(rect, "width", json_object_new_int(g.size.w));
json_object_object_add(rect, "height", json_object_new_int(g.size.h));
return rect;
}
static const char *ipc_json_border_description(swayc_t *c) {
const char *border;
switch (c->border_type) {
case B_PIXEL:
border = "1pixel";
break;
case B_NORMAL:
border = "normal";
break;
case B_NONE: // fallthrough
default:
border = "none";
break;
}
return border;
}
static const char *ipc_json_layout_description(enum swayc_layouts l) {
const char *layout;
switch (l) {
case L_VERT:
layout = "splitv";
break;
case L_HORIZ:
layout = "splith";
break;
case L_TABBED:
layout = "tabbed";
break;
case L_STACKED:
layout = "stacked";
break;
case L_FLOATING:
layout = "floating";
break;
case L_NONE: // fallthrough
case L_LAYOUTS: // fallthrough; this should never happen, I'm just trying to silence compiler warnings
default:
layout = "null";
break;
}
return layout;
}
static float ipc_json_child_percentage(swayc_t *c) {
float percent = 0;
swayc_t *parent = c->parent;
if (parent) {
switch (parent->layout) {
case L_VERT:
percent = c->height / parent->height;
break;
case L_HORIZ:
percent = c->width / parent->width;
break;
case L_STACKED: // fallthrough
case L_TABBED: // fallthrough
percent = 1.0;
break;
default:
break;
}
}
return percent;
}
static void ipc_json_describe_output(swayc_t *output, json_object *object) {
uint32_t scale = wlc_output_get_scale(output->handle);
json_object_object_add(object, "active", json_object_new_boolean(true));
json_object_object_add(object, "primary", json_object_new_boolean(false));
json_object_object_add(object, "layout", json_object_new_string("output"));
json_object_object_add(object, "type", json_object_new_string("output"));
json_object_object_add(object, "current_workspace",
(output->focused) ? json_object_new_string(output->focused->name) : NULL);
json_object_object_add(object, "scale", json_object_new_int(scale));
}
static void ipc_json_describe_workspace(swayc_t *workspace, json_object *object) {
int num = (isdigit(workspace->name[0])) ? atoi(workspace->name) : -1;
const char *layout = ipc_json_layout_description(workspace->workspace_layout);
json_object_object_add(object, "num", json_object_new_int(num));
json_object_object_add(object, "output", (workspace->parent) ? json_object_new_string(workspace->parent->name) : NULL);
json_object_object_add(object, "urgent", json_object_new_boolean(false));
json_object_object_add(object, "type", json_object_new_string("workspace"));
json_object_object_add(object, "layout", (strcmp(layout, "null") == 0) ? NULL : json_object_new_string(layout));
}
// window is in the scratchpad ? changed : none
static const char *ipc_json_get_scratchpad_state(swayc_t *c) {
int i;
for (i = 0; i < scratchpad->length; i++) {
if (scratchpad->items[i] == c) {
return "changed";
}
}
return "none"; // we ignore the fresh value
}
static void ipc_json_describe_view(swayc_t *c, json_object *object) {
json_object *props = json_object_new_object();
float percent = ipc_json_child_percentage(c);
const char *layout = (c->parent->type == C_CONTAINER) ?
ipc_json_layout_description(c->parent->layout) : "none";
const char *last_layout = (c->parent->type == C_CONTAINER) ?
ipc_json_layout_description(c->parent->prev_layout) : "none";
wlc_handle parent = wlc_view_get_parent(c->handle);
json_object_object_add(object, "type", json_object_new_string((c->is_floating) ? "floating_con" : "con"));
json_object_object_add(object, "scratchpad_state",
json_object_new_string(ipc_json_get_scratchpad_state(c)));
json_object_object_add(object, "percent", (percent > 0) ? json_object_new_double(percent) : NULL);
// TODO: make urgency actually work once Sway supports it
json_object_object_add(object, "urgent", json_object_new_boolean(false));
json_object_object_add(object, "layout",
(strcmp(layout, "null") == 0) ? NULL : json_object_new_string(layout));
json_object_object_add(object, "last_split_layout",
(strcmp(last_layout, "null") == 0) ? NULL : json_object_new_string(last_layout));
json_object_object_add(object, "workspace_layout",
json_object_new_string(ipc_json_layout_description(swayc_parent_by_type(c, C_WORKSPACE)->workspace_layout)));
json_object_object_add(object, "border", json_object_new_string(ipc_json_border_description(c)));
json_object_object_add(object, "current_border_width", json_object_new_int(c->border_thickness));
json_object_object_add(object, "rect", ipc_json_create_rect(c));
json_object_object_add(object, "deco_rect", ipc_json_create_rect_from_geometry(c->title_bar_geometry));
json_object_object_add(object, "geometry", ipc_json_create_rect_from_geometry(c->cached_geometry));
json_object_object_add(object, "window_rect", ipc_json_create_rect_from_geometry(c->actual_geometry));
json_object_object_add(object, "name", (c->name) ? json_object_new_string(c->name) : NULL);
json_object_object_add(object, "window", json_object_new_int(c->handle)); // for the sake of i3 compat
json_object_object_add(props, "class", c->class ? json_object_new_string(c->class) :
c->app_id ? json_object_new_string(c->app_id) : NULL);
json_object_object_add(props, "title", (c->name) ? json_object_new_string(c->name) : NULL);
json_object_object_add(props, "transient_for", parent ? json_object_new_int(parent) : NULL);
json_object_object_add(object, "window_properties", props);
json_object_object_add(object, "fullscreen_mode",
json_object_new_int(swayc_is_fullscreen(c) ? 1 : 0));
json_object_object_add(object, "sticky", json_object_new_boolean(c->sticky));
json_object_object_add(object, "floating", json_object_new_string(
c->is_floating ? "auto_on" : "auto_off")); // we can't state the cause
json_object_object_add(object, "app_id", c->app_id ? json_object_new_string(c->app_id) : NULL);
}
json_object *ipc_json_describe_container(swayc_t *c) {
if (!(sway_assert(c, "Container must not be null."))) {
return NULL;
}
json_object *object = json_object_new_object();
json_object_object_add(object, "id", json_object_new_int((int)c->id));
json_object_object_add(object, "name", (c->name) ? json_object_new_string(c->name) : NULL);
json_object_object_add(object, "rect", ipc_json_create_rect(c));
json_object_object_add(object, "visible", json_object_new_boolean(c->visible));
json_object_object_add(object, "focused", json_object_new_boolean(c == current_focus));
switch (c->type) {
case C_ROOT:
json_object_object_add(object, "type", json_object_new_string("root"));
break;
case C_OUTPUT:
ipc_json_describe_output(c, object);
break;
case C_CONTAINER: // fallthrough
case C_VIEW:
ipc_json_describe_view(c, object);
break;
case C_WORKSPACE:
ipc_json_describe_workspace(c, object);
break;
case C_TYPES: // fallthrough; this should never happen, I'm just trying to silence compiler warnings
default:
break;
}
return object;
}
json_object *ipc_json_get_version() {
json_object *version = json_object_new_object();
#if defined SWAY_GIT_VERSION && defined SWAY_GIT_BRANCH && defined SWAY_VERSION_DATE
char *full_version = calloc(strlen(SWAY_GIT_VERSION) + strlen(SWAY_GIT_BRANCH) + strlen(SWAY_VERSION_DATE) + 20, 1);
if (!full_version) {
json_object_object_add(version, "human_readable",
json_object_new_string("Allocating version string failed"));
// TODO: it's stupid that we allocate this in the first place
json_object_object_add(version, "major", json_object_new_int(0));
json_object_object_add(version, "minor", json_object_new_int(0));
json_object_object_add(version, "patch", json_object_new_int(0));
return version;
}
strcat(full_version, SWAY_GIT_VERSION);
strcat(full_version, " (");
strcat(full_version, SWAY_VERSION_DATE);
strcat(full_version, ", branch \"");
strcat(full_version, SWAY_GIT_BRANCH);
strcat(full_version, "\")");
json_object_object_add(version, "human_readable", json_object_new_string(full_version));
json_object_object_add(version, "variant", json_object_new_string("sway"));
// Todo once we actually release a version
json_object_object_add(version, "major", json_object_new_int(0));
json_object_object_add(version, "minor", json_object_new_int(0));
json_object_object_add(version, "patch", json_object_new_int(1));
free(full_version);
#else
json_object_object_add(version, "human_readable", json_object_new_string("version not found"));
json_object_object_add(version, "major", json_object_new_int(0));
json_object_object_add(version, "minor", json_object_new_int(0));
json_object_object_add(version, "patch", json_object_new_int(0));
#endif
return version;
}
json_object *ipc_json_describe_bar_config(struct bar_config *bar) {
if (!sway_assert(bar, "Bar must not be NULL")) {
return NULL;
}
json_object *json = json_object_new_object();
json_object_object_add(json, "id", json_object_new_string(bar->id));
json_object_object_add(json, "tray_output", NULL);
json_object_object_add(json, "mode", json_object_new_string(bar->mode));
json_object_object_add(json, "hidden_state", json_object_new_string(bar->hidden_state));
json_object_object_add(json, "modifier", json_object_new_string(get_modifier_name_by_mask(bar->modifier)));
switch (bar->position) {
case DESKTOP_SHELL_PANEL_POSITION_TOP:
json_object_object_add(json, "position", json_object_new_string("top"));
break;
case DESKTOP_SHELL_PANEL_POSITION_BOTTOM:
json_object_object_add(json, "position", json_object_new_string("bottom"));
break;
case DESKTOP_SHELL_PANEL_POSITION_LEFT:
json_object_object_add(json, "position", json_object_new_string("left"));
break;
case DESKTOP_SHELL_PANEL_POSITION_RIGHT:
json_object_object_add(json, "position", json_object_new_string("right"));
break;
}
json_object_object_add(json, "status_command", json_object_new_string(bar->status_command));
json_object_object_add(json, "font", json_object_new_string((bar->font) ? bar->font : config->font));
if (bar->separator_symbol) {
json_object_object_add(json, "separator_symbol", json_object_new_string(bar->separator_symbol));
}
json_object_object_add(json, "bar_height", json_object_new_int(bar->height));
json_object_object_add(json, "wrap_scroll", json_object_new_boolean(bar->wrap_scroll));
json_object_object_add(json, "workspace_buttons", json_object_new_boolean(bar->workspace_buttons));
json_object_object_add(json, "strip_workspace_numbers", json_object_new_boolean(bar->strip_workspace_numbers));
json_object_object_add(json, "binding_mode_indicator", json_object_new_boolean(bar->binding_mode_indicator));
json_object_object_add(json, "verbose", json_object_new_boolean(bar->verbose));
json_object_object_add(json, "pango_markup", json_object_new_boolean(bar->pango_markup));
json_object *colors = json_object_new_object();
json_object_object_add(colors, "background", json_object_new_string(bar->colors.background));
json_object_object_add(colors, "statusline", json_object_new_string(bar->colors.statusline));
json_object_object_add(colors, "separator", json_object_new_string(bar->colors.separator));
if (bar->colors.focused_background) {
json_object_object_add(colors, "focused_background", json_object_new_string(bar->colors.focused_background));
} else {
json_object_object_add(colors, "focused_background", json_object_new_string(bar->colors.background));
}
if (bar->colors.focused_statusline) {
json_object_object_add(colors, "focused_statusline", json_object_new_string(bar->colors.focused_statusline));
} else {
json_object_object_add(colors, "focused_statusline", json_object_new_string(bar->colors.statusline));
}
if (bar->colors.focused_separator) {
json_object_object_add(colors, "focused_separator", json_object_new_string(bar->colors.focused_separator));
} else {
json_object_object_add(colors, "focused_separator", json_object_new_string(bar->colors.separator));
}
json_object_object_add(colors, "focused_workspace_border", json_object_new_string(bar->colors.focused_workspace_border));
json_object_object_add(colors, "focused_workspace_bg", json_object_new_string(bar->colors.focused_workspace_bg));
json_object_object_add(colors, "focused_workspace_text", json_object_new_string(bar->colors.focused_workspace_text));
json_object_object_add(colors, "inactive_workspace_border", json_object_new_string(bar->colors.inactive_workspace_border));
json_object_object_add(colors, "inactive_workspace_bg", json_object_new_string(bar->colors.inactive_workspace_bg));
json_object_object_add(colors, "inactive_workspace_text", json_object_new_string(bar->colors.inactive_workspace_text));
json_object_object_add(colors, "active_workspace_border", json_object_new_string(bar->colors.active_workspace_border));
json_object_object_add(colors, "active_workspace_bg", json_object_new_string(bar->colors.active_workspace_bg));
json_object_object_add(colors, "active_workspace_text", json_object_new_string(bar->colors.active_workspace_text));
json_object_object_add(colors, "urgent_workspace_border", json_object_new_string(bar->colors.urgent_workspace_border));
json_object_object_add(colors, "urgent_workspace_bg", json_object_new_string(bar->colors.urgent_workspace_bg));
json_object_object_add(colors, "urgent_workspace_text", json_object_new_string(bar->colors.urgent_workspace_text));
if (bar->colors.binding_mode_border) {
json_object_object_add(colors, "binding_mode_border", json_object_new_string(bar->colors.binding_mode_border));
} else {
json_object_object_add(colors, "binding_mode_border", json_object_new_string(bar->colors.urgent_workspace_border));
}
if (bar->colors.binding_mode_bg) {
json_object_object_add(colors, "binding_mode_bg", json_object_new_string(bar->colors.binding_mode_bg));
} else {
json_object_object_add(colors, "binding_mode_bg", json_object_new_string(bar->colors.urgent_workspace_bg));
}
if (bar->colors.binding_mode_text) {
json_object_object_add(colors, "binding_mode_text", json_object_new_string(bar->colors.binding_mode_text));
} else {
json_object_object_add(colors, "binding_mode_text", json_object_new_string(bar->colors.urgent_workspace_text));
}
json_object_object_add(json, "colors", colors);
// Add outputs if defined
if (bar->outputs && bar->outputs->length > 0) {
json_object *outputs = json_object_new_array();
int i;
for (i = 0; i < bar->outputs->length; ++i) {
const char *name = bar->outputs->items[i];
json_object_array_add(outputs, json_object_new_string(name));
}
json_object_object_add(json, "outputs", outputs);
}
return json;
}
json_object *ipc_json_describe_container_recursive(swayc_t *c) {
json_object *object = ipc_json_describe_container(c);
int i;
json_object *floating = json_object_new_array();
if (c->type != C_VIEW && c->floating && c->floating->length > 0) {
for (i = 0; i < c->floating->length; ++i) {
json_object_array_add(floating, ipc_json_describe_container_recursive(c->floating->items[i]));
}
}
json_object_object_add(object, "floating_nodes", floating);
json_object *children = json_object_new_array();
if (c->type != C_VIEW && c->children && c->children->length > 0) {
for (i = 0; i < c->children->length; ++i) {
json_object_array_add(children, ipc_json_describe_container_recursive(c->children->items[i]));
}
}
json_object_object_add(object, "nodes", children);
if (c->type == C_ROOT) {
json_object *scratchpad_json = json_object_new_array();
if (scratchpad->length > 0) {
for (i = 0; i < scratchpad->length; ++i) {
json_object_array_add(scratchpad_json, ipc_json_describe_container_recursive(scratchpad->items[i]));
}
}
json_object_object_add(object, "scratchpad", scratchpad_json);
}
return object;
}