waybar/src/bar.cpp
2023-05-15 07:01:00 -04:00

818 lines
28 KiB
C++

#ifdef HAVE_GTK_LAYER_SHELL
#include <gtk-layer-shell.h>
#endif
#include <spdlog/spdlog.h>
#include <type_traits>
#include "bar.hpp"
#include "client.hpp"
#include "factory.hpp"
#include "group.hpp"
#include "wlr-layer-shell-unstable-v1-client-protocol.h"
#ifdef HAVE_SWAY
#include "modules/sway/bar.hpp"
#endif
namespace waybar {
static constexpr const char* MIN_HEIGHT_MSG =
"Requested height: {} is less than the minimum height: {} required by the modules";
static constexpr const char* MIN_WIDTH_MSG =
"Requested width: {} is less than the minimum width: {} required by the modules";
static constexpr const char* BAR_SIZE_MSG = "Bar configured (width: {}, height: {}) for output: {}";
static constexpr const char* SIZE_DEFINED =
"{} size is defined in the config file so it will stay like that";
const Bar::bar_mode_map Bar::PRESET_MODES = { //
{"default",
{// Special mode to hold the global bar configuration
.layer = bar_layer::BOTTOM,
.exclusive = true,
.passthrough = false,
.visible = true}},
{"dock",
{// Modes supported by the sway config; see man sway-bar(5)
.layer = bar_layer::BOTTOM,
.exclusive = true,
.passthrough = false,
.visible = true}},
{"hide",
{//
.layer = bar_layer::TOP,
.exclusive = false,
.passthrough = false,
.visible = true}},
{"invisible",
{//
.layer = bar_layer::BOTTOM,
.exclusive = false,
.passthrough = true,
.visible = false}},
{"overlay",
{//
.layer = bar_layer::TOP,
.exclusive = false,
.passthrough = true,
.visible = true}}};
const std::string_view Bar::MODE_DEFAULT = "default";
const std::string_view Bar::MODE_INVISIBLE = "invisible";
const std::string_view DEFAULT_BAR_ID = "bar-0";
/* Deserializer for enum bar_layer */
void from_json(const Json::Value& j, bar_layer& l) {
if (j == "bottom") {
l = bar_layer::BOTTOM;
} else if (j == "top") {
l = bar_layer::TOP;
} else if (j == "overlay") {
l = bar_layer::OVERLAY;
}
}
/* Deserializer for struct bar_mode */
void from_json(const Json::Value& j, bar_mode& m) {
if (j.isObject()) {
if (auto v = j["layer"]; v.isString()) {
from_json(v, m.layer);
}
if (auto v = j["exclusive"]; v.isBool()) {
m.exclusive = v.asBool();
}
if (auto v = j["passthrough"]; v.isBool()) {
m.passthrough = v.asBool();
}
if (auto v = j["visible"]; v.isBool()) {
m.visible = v.asBool();
}
}
}
/* Deserializer for JSON Object -> map<string compatible type, Value>
* Assumes that all the values in the object are deserializable to the same type.
*/
template <typename Key, typename Value,
typename = std::enable_if_t<std::is_convertible<std::string_view, Key>::value>>
void from_json(const Json::Value& j, std::map<Key, Value>& m) {
if (j.isObject()) {
for (auto it = j.begin(); it != j.end(); ++it) {
from_json(*it, m[it.key().asString()]);
}
}
}
#ifdef HAVE_GTK_LAYER_SHELL
struct GLSSurfaceImpl : public BarSurface, public sigc::trackable {
GLSSurfaceImpl(Gtk::Window& window, struct waybar_output& output) : window_{window} {
output_name_ = output.name;
// this has to be executed before GtkWindow.realize
gtk_layer_init_for_window(window_.gobj());
gtk_layer_set_keyboard_interactivity(window.gobj(), FALSE);
gtk_layer_set_monitor(window_.gobj(), output.monitor->gobj());
gtk_layer_set_namespace(window_.gobj(), "waybar");
window.signal_map_event().connect_notify(sigc::mem_fun(*this, &GLSSurfaceImpl::onMap));
window.signal_configure_event().connect_notify(
sigc::mem_fun(*this, &GLSSurfaceImpl::onConfigure));
}
void setExclusiveZone(bool enable) override {
if (enable) {
gtk_layer_auto_exclusive_zone_enable(window_.gobj());
} else {
gtk_layer_set_exclusive_zone(window_.gobj(), 0);
}
}
void setMargins(const struct bar_margins& margins) override {
gtk_layer_set_margin(window_.gobj(), GTK_LAYER_SHELL_EDGE_LEFT, margins.left);
gtk_layer_set_margin(window_.gobj(), GTK_LAYER_SHELL_EDGE_RIGHT, margins.right);
gtk_layer_set_margin(window_.gobj(), GTK_LAYER_SHELL_EDGE_TOP, margins.top);
gtk_layer_set_margin(window_.gobj(), GTK_LAYER_SHELL_EDGE_BOTTOM, margins.bottom);
}
void setLayer(bar_layer value) override {
auto layer = GTK_LAYER_SHELL_LAYER_BOTTOM;
if (value == bar_layer::TOP) {
layer = GTK_LAYER_SHELL_LAYER_TOP;
} else if (value == bar_layer::OVERLAY) {
layer = GTK_LAYER_SHELL_LAYER_OVERLAY;
}
gtk_layer_set_layer(window_.gobj(), layer);
}
void setPassThrough(bool enable) override {
passthrough_ = enable;
auto gdk_window = window_.get_window();
if (gdk_window) {
Cairo::RefPtr<Cairo::Region> region;
if (enable) {
region = Cairo::Region::create();
}
gdk_window->input_shape_combine_region(region, 0, 0);
}
}
void setPosition(const std::string_view& position) override {
auto unanchored = GTK_LAYER_SHELL_EDGE_BOTTOM;
vertical_ = false;
if (position == "bottom") {
unanchored = GTK_LAYER_SHELL_EDGE_TOP;
} else if (position == "left") {
unanchored = GTK_LAYER_SHELL_EDGE_RIGHT;
vertical_ = true;
} else if (position == "right") {
vertical_ = true;
unanchored = GTK_LAYER_SHELL_EDGE_LEFT;
}
for (auto edge : {GTK_LAYER_SHELL_EDGE_LEFT, GTK_LAYER_SHELL_EDGE_RIGHT,
GTK_LAYER_SHELL_EDGE_TOP, GTK_LAYER_SHELL_EDGE_BOTTOM}) {
gtk_layer_set_anchor(window_.gobj(), edge, unanchored != edge);
}
// Disable anchoring for other edges too if the width
// or the height has been set to a value other than 'auto'
// otherwise the bar will use all space
if (vertical_ && height_ > 1) {
gtk_layer_set_anchor(window_.gobj(), GTK_LAYER_SHELL_EDGE_BOTTOM, false);
gtk_layer_set_anchor(window_.gobj(), GTK_LAYER_SHELL_EDGE_TOP, false);
} else if (!vertical_ && width_ > 1) {
gtk_layer_set_anchor(window_.gobj(), GTK_LAYER_SHELL_EDGE_LEFT, false);
gtk_layer_set_anchor(window_.gobj(), GTK_LAYER_SHELL_EDGE_RIGHT, false);
}
}
void setSize(uint32_t width, uint32_t height) override {
width_ = width;
height_ = height;
window_.set_size_request(width_, height_);
};
private:
Gtk::Window& window_;
std::string output_name_;
uint32_t width_;
uint32_t height_;
bool passthrough_ = false;
bool vertical_ = false;
void onMap(GdkEventAny* ev) { setPassThrough(passthrough_); }
void onConfigure(GdkEventConfigure* ev) {
/*
* GTK wants new size for the window.
* Actual resizing and management of the exclusve zone is handled within the gtk-layer-shell
* code. This event handler only updates stored size of the window and prints some warnings.
*
* Note: forced resizing to a window smaller than required by GTK would not work with
* gtk-layer-shell.
*/
if (vertical_) {
if (width_ > 1 && ev->width > static_cast<int>(width_)) {
spdlog::warn(MIN_WIDTH_MSG, width_, ev->width);
}
} else {
if (height_ > 1 && ev->height > static_cast<int>(height_)) {
spdlog::warn(MIN_HEIGHT_MSG, height_, ev->height);
}
}
width_ = ev->width;
height_ = ev->height;
spdlog::info(BAR_SIZE_MSG, width_, height_, output_name_);
}
};
#endif
struct RawSurfaceImpl : public BarSurface, public sigc::trackable {
RawSurfaceImpl(Gtk::Window& window, struct waybar_output& output) : window_{window} {
output_ = gdk_wayland_monitor_get_wl_output(output.monitor->gobj());
output_name_ = output.name;
window.signal_realize().connect_notify(sigc::mem_fun(*this, &RawSurfaceImpl::onRealize));
window.signal_map_event().connect_notify(sigc::mem_fun(*this, &RawSurfaceImpl::onMap));
window.signal_configure_event().connect_notify(
sigc::mem_fun(*this, &RawSurfaceImpl::onConfigure));
if (window.get_realized()) {
onRealize();
}
}
void setExclusiveZone(bool enable) override {
exclusive_zone_ = enable;
if (layer_surface_) {
auto zone = 0;
if (enable) {
// exclusive zone already includes margin for anchored edge,
// only opposite margin should be added
if ((anchor_ & VERTICAL_ANCHOR) == VERTICAL_ANCHOR) {
zone += width_;
zone += (anchor_ & ZWLR_LAYER_SURFACE_V1_ANCHOR_LEFT) ? margins_.right : margins_.left;
} else {
zone += height_;
zone += (anchor_ & ZWLR_LAYER_SURFACE_V1_ANCHOR_TOP) ? margins_.bottom : margins_.top;
}
}
spdlog::debug("Set exclusive zone {} for output {}", zone, output_name_);
zwlr_layer_surface_v1_set_exclusive_zone(layer_surface_.get(), zone);
}
}
void setLayer(bar_layer layer) override {
layer_ = ZWLR_LAYER_SHELL_V1_LAYER_BOTTOM;
if (layer == bar_layer::TOP) {
layer_ = ZWLR_LAYER_SHELL_V1_LAYER_TOP;
} else if (layer == bar_layer::OVERLAY) {
layer_ = ZWLR_LAYER_SHELL_V1_LAYER_OVERLAY;
}
// updating already mapped window
if (layer_surface_) {
if (zwlr_layer_surface_v1_get_version(layer_surface_.get()) >=
ZWLR_LAYER_SURFACE_V1_SET_LAYER_SINCE_VERSION) {
zwlr_layer_surface_v1_set_layer(layer_surface_.get(), layer_);
} else {
spdlog::warn("Unable to change layer: layer-shell implementation is too old");
}
}
}
void setMargins(const struct bar_margins& margins) override {
margins_ = margins;
// updating already mapped window
if (layer_surface_) {
zwlr_layer_surface_v1_set_margin(layer_surface_.get(), margins_.top, margins_.right,
margins_.bottom, margins_.left);
}
}
void setPassThrough(bool enable) override {
passthrough_ = enable;
/* GTK overwrites any region changes applied directly to the wl_surface,
* thus the same GTK region API as in the GLS impl has to be used. */
auto gdk_window = window_.get_window();
if (gdk_window) {
Cairo::RefPtr<Cairo::Region> region;
if (enable) {
region = Cairo::Region::create();
}
gdk_window->input_shape_combine_region(region, 0, 0);
}
}
void setPosition(const std::string_view& position) override {
anchor_ = HORIZONTAL_ANCHOR | ZWLR_LAYER_SURFACE_V1_ANCHOR_TOP;
if (position == "bottom") {
anchor_ = HORIZONTAL_ANCHOR | ZWLR_LAYER_SURFACE_V1_ANCHOR_BOTTOM;
} else if (position == "left") {
anchor_ = VERTICAL_ANCHOR | ZWLR_LAYER_SURFACE_V1_ANCHOR_LEFT;
} else if (position == "right") {
anchor_ = VERTICAL_ANCHOR | ZWLR_LAYER_SURFACE_V1_ANCHOR_RIGHT;
}
// updating already mapped window
if (layer_surface_) {
zwlr_layer_surface_v1_set_anchor(layer_surface_.get(), anchor_);
}
}
void setSize(uint32_t width, uint32_t height) override {
configured_width_ = width_ = width;
configured_height_ = height_ = height;
// layer_shell.configure handler should update exclusive zone if size changes
window_.set_size_request(width, height);
};
void commit() override {
if (surface_) {
wl_surface_commit(surface_);
}
}
private:
constexpr static uint8_t VERTICAL_ANCHOR =
ZWLR_LAYER_SURFACE_V1_ANCHOR_TOP | ZWLR_LAYER_SURFACE_V1_ANCHOR_BOTTOM;
constexpr static uint8_t HORIZONTAL_ANCHOR =
ZWLR_LAYER_SURFACE_V1_ANCHOR_LEFT | ZWLR_LAYER_SURFACE_V1_ANCHOR_RIGHT;
template <auto fn>
using deleter_fn = std::integral_constant<decltype(fn), fn>;
using layer_surface_ptr =
std::unique_ptr<zwlr_layer_surface_v1, deleter_fn<zwlr_layer_surface_v1_destroy>>;
Gtk::Window& window_;
std::string output_name_;
uint32_t configured_width_ = 0;
uint32_t configured_height_ = 0;
uint32_t width_ = 0;
uint32_t height_ = 0;
uint8_t anchor_ = HORIZONTAL_ANCHOR | ZWLR_LAYER_SURFACE_V1_ANCHOR_TOP;
bool exclusive_zone_ = true;
bool passthrough_ = false;
struct bar_margins margins_;
zwlr_layer_shell_v1_layer layer_ = ZWLR_LAYER_SHELL_V1_LAYER_BOTTOM;
struct wl_output* output_ = nullptr; // owned by GTK
struct wl_surface* surface_ = nullptr; // owned by GTK
layer_surface_ptr layer_surface_;
void onRealize() {
auto gdk_window = window_.get_window()->gobj();
gdk_wayland_window_set_use_custom_surface(gdk_window);
}
void onMap(GdkEventAny* ev) {
static const struct zwlr_layer_surface_v1_listener layer_surface_listener = {
.configure = onSurfaceConfigure,
.closed = onSurfaceClosed,
};
auto client = Client::inst();
auto gdk_window = window_.get_window()->gobj();
surface_ = gdk_wayland_window_get_wl_surface(gdk_window);
layer_surface_.reset(zwlr_layer_shell_v1_get_layer_surface(client->layer_shell, surface_,
output_, layer_, "waybar"));
zwlr_layer_surface_v1_add_listener(layer_surface_.get(), &layer_surface_listener, this);
zwlr_layer_surface_v1_set_keyboard_interactivity(layer_surface_.get(), false);
zwlr_layer_surface_v1_set_anchor(layer_surface_.get(), anchor_);
zwlr_layer_surface_v1_set_margin(layer_surface_.get(), margins_.top, margins_.right,
margins_.bottom, margins_.left);
setSurfaceSize(width_, height_);
setExclusiveZone(exclusive_zone_);
setPassThrough(passthrough_);
commit();
wl_display_roundtrip(client->wl_display);
}
void onConfigure(GdkEventConfigure* ev) {
/*
* GTK wants new size for the window.
*
* Prefer configured size if it's non-default.
* If the size is not set and the window is smaller than requested by GTK, request resize from
* layer surface.
*/
auto tmp_height = height_;
auto tmp_width = width_;
if (ev->height > static_cast<int>(height_)) {
// Default minimal value
if (height_ > 1) {
spdlog::warn(MIN_HEIGHT_MSG, height_, ev->height);
}
if (configured_height_ > 1) {
spdlog::info(SIZE_DEFINED, "Height");
} else {
tmp_height = ev->height;
}
}
if (ev->width > static_cast<int>(width_)) {
// Default minimal value
if (width_ > 1) {
spdlog::warn(MIN_WIDTH_MSG, width_, ev->width);
}
if (configured_width_ > 1) {
spdlog::info(SIZE_DEFINED, "Width");
} else {
tmp_width = ev->width;
}
}
if (tmp_width != width_ || tmp_height != height_) {
setSurfaceSize(tmp_width, tmp_height);
commit();
}
}
void setSurfaceSize(uint32_t width, uint32_t height) {
/* If the client is anchored to two opposite edges, layer_surface.configure will return
* size without margins for the axis.
* layer_surface.set_size, however, expects size with margins for the anchored axis.
* This is not specified by wlr-layer-shell and based on actual behavior of sway.
*
* If the size for unanchored axis is not set (0), change request to 1 to avoid automatic
* assignment by the compositor.
*/
if ((anchor_ & VERTICAL_ANCHOR) == VERTICAL_ANCHOR) {
width = width > 0 ? width : 1;
if (height > 1) {
height += margins_.top + margins_.bottom;
}
} else {
height = height > 0 ? height : 1;
if (width > 1) {
width += margins_.right + margins_.left;
}
}
spdlog::debug("Set surface size {}x{} for output {}", width, height, output_name_);
zwlr_layer_surface_v1_set_size(layer_surface_.get(), width, height);
}
static void onSurfaceConfigure(void* data, struct zwlr_layer_surface_v1* surface, uint32_t serial,
uint32_t width, uint32_t height) {
auto o = static_cast<RawSurfaceImpl*>(data);
if (width != o->width_ || height != o->height_) {
o->width_ = width;
o->height_ = height;
o->window_.set_size_request(o->width_, o->height_);
o->window_.resize(o->width_, o->height_);
o->setExclusiveZone(o->exclusive_zone_);
spdlog::info(BAR_SIZE_MSG, o->width_ == 1 ? "auto" : std::to_string(o->width_),
o->height_ == 1 ? "auto" : std::to_string(o->height_), o->output_name_);
o->commit();
}
zwlr_layer_surface_v1_ack_configure(surface, serial);
}
static void onSurfaceClosed(void* data, struct zwlr_layer_surface_v1* /* surface */) {
auto o = static_cast<RawSurfaceImpl*>(data);
o->layer_surface_.reset();
}
};
}; // namespace waybar
waybar::Bar::Bar(struct waybar_output* w_output, const Json::Value& w_config)
: output(w_output),
config(w_config),
window{Gtk::WindowType::WINDOW_TOPLEVEL},
left_(Gtk::ORIENTATION_HORIZONTAL, 0),
center_(Gtk::ORIENTATION_HORIZONTAL, 0),
right_(Gtk::ORIENTATION_HORIZONTAL, 0),
box_(Gtk::ORIENTATION_HORIZONTAL, 0) {
window.set_title("waybar");
window.set_name("waybar");
window.set_decorated(false);
window.get_style_context()->add_class(output->name);
window.get_style_context()->add_class(config["name"].asString());
window.get_style_context()->add_class(config["position"].asString());
auto position = config["position"].asString();
if (position == "right" || position == "left") {
left_ = Gtk::Box(Gtk::ORIENTATION_VERTICAL, 0);
center_ = Gtk::Box(Gtk::ORIENTATION_VERTICAL, 0);
right_ = Gtk::Box(Gtk::ORIENTATION_VERTICAL, 0);
box_ = Gtk::Box(Gtk::ORIENTATION_VERTICAL, 0);
vertical = true;
}
left_.get_style_context()->add_class("modules-left");
center_.get_style_context()->add_class("modules-center");
right_.get_style_context()->add_class("modules-right");
if (config["spacing"].isInt()) {
int spacing = config["spacing"].asInt();
left_.set_spacing(spacing);
center_.set_spacing(spacing);
right_.set_spacing(spacing);
}
uint32_t height = config["height"].isUInt() ? config["height"].asUInt() : 0;
uint32_t width = config["width"].isUInt() ? config["width"].asUInt() : 0;
struct bar_margins margins_;
if (config["margin-top"].isInt() || config["margin-right"].isInt() ||
config["margin-bottom"].isInt() || config["margin-left"].isInt()) {
margins_ = {
config["margin-top"].isInt() ? config["margin-top"].asInt() : 0,
config["margin-right"].isInt() ? config["margin-right"].asInt() : 0,
config["margin-bottom"].isInt() ? config["margin-bottom"].asInt() : 0,
config["margin-left"].isInt() ? config["margin-left"].asInt() : 0,
};
} else if (config["margin"].isString()) {
std::istringstream iss(config["margin"].asString());
std::vector<std::string> margins{std::istream_iterator<std::string>(iss), {}};
try {
if (margins.size() == 1) {
auto gaps = std::stoi(margins[0], nullptr, 10);
margins_ = {.top = gaps, .right = gaps, .bottom = gaps, .left = gaps};
}
if (margins.size() == 2) {
auto vertical_margins = std::stoi(margins[0], nullptr, 10);
auto horizontal_margins = std::stoi(margins[1], nullptr, 10);
margins_ = {.top = vertical_margins,
.right = horizontal_margins,
.bottom = vertical_margins,
.left = horizontal_margins};
}
if (margins.size() == 3) {
auto horizontal_margins = std::stoi(margins[1], nullptr, 10);
margins_ = {.top = std::stoi(margins[0], nullptr, 10),
.right = horizontal_margins,
.bottom = std::stoi(margins[2], nullptr, 10),
.left = horizontal_margins};
}
if (margins.size() == 4) {
margins_ = {.top = std::stoi(margins[0], nullptr, 10),
.right = std::stoi(margins[1], nullptr, 10),
.bottom = std::stoi(margins[2], nullptr, 10),
.left = std::stoi(margins[3], nullptr, 10)};
}
} catch (...) {
spdlog::warn("Invalid margins: {}", config["margin"].asString());
}
} else if (config["margin"].isInt()) {
auto gaps = config["margin"].asInt();
margins_ = {.top = gaps, .right = gaps, .bottom = gaps, .left = gaps};
}
#ifdef HAVE_GTK_LAYER_SHELL
bool use_gls = config["gtk-layer-shell"].isBool() ? config["gtk-layer-shell"].asBool() : true;
if (use_gls) {
surface_impl_ = std::make_unique<GLSSurfaceImpl>(window, *output);
} else
#endif
{
surface_impl_ = std::make_unique<RawSurfaceImpl>(window, *output);
}
surface_impl_->setMargins(margins_);
surface_impl_->setSize(width, height);
// Position needs to be set after calculating the height due to the
// GTK layer shell anchors logic relying on the dimensions of the bar.
surface_impl_->setPosition(position);
/* Read custom modes if available */
if (auto modes = config.get("modes", {}); modes.isObject()) {
from_json(modes, configured_modes);
}
/* Update "default" mode with the global bar options */
from_json(config, configured_modes[MODE_DEFAULT]);
if (auto mode = config.get("mode", {}); mode.isString()) {
setMode(config["mode"].asString());
} else {
setMode(MODE_DEFAULT);
}
if (config["start_hidden"].asBool()) {
setVisible(false);
}
window.signal_map_event().connect_notify(sigc::mem_fun(*this, &Bar::onMap));
#if HAVE_SWAY
if (auto ipc = config["ipc"]; ipc.isBool() && ipc.asBool()) {
bar_id = Client::inst()->bar_id;
if (auto id = config["id"]; id.isString()) {
bar_id = id.asString();
}
if (bar_id.empty()) {
bar_id = DEFAULT_BAR_ID;
}
try {
_ipc_client = std::make_unique<BarIpcClient>(*this);
} catch (const std::exception& exc) {
spdlog::warn("Failed to open bar ipc connection: {}", exc.what());
}
}
#endif
setupWidgets();
window.show_all();
if (spdlog::should_log(spdlog::level::debug)) {
// Unfortunately, this function isn't in the C++ bindings, so we have to call the C version.
char* gtk_tree = gtk_style_context_to_string(
window.get_style_context()->gobj(),
(GtkStyleContextPrintFlags)(GTK_STYLE_CONTEXT_PRINT_RECURSE |
GTK_STYLE_CONTEXT_PRINT_SHOW_STYLE));
spdlog::debug("GTK widget tree:\n{}", gtk_tree);
g_free(gtk_tree);
}
}
/* Need to define it here because of forward declared members */
waybar::Bar::~Bar() = default;
void waybar::Bar::setMode(const std::string_view& mode) {
using namespace std::literals::string_literals;
auto style = window.get_style_context();
/* remove styles added by previous setMode calls */
style->remove_class("mode-"s + last_mode_);
auto it = configured_modes.find(mode);
if (it != configured_modes.end()) {
last_mode_ = mode;
style->add_class("mode-"s + last_mode_);
setMode(it->second);
} else {
spdlog::warn("Unknown mode \"{}\" requested", mode);
last_mode_ = MODE_DEFAULT;
style->add_class("mode-"s + last_mode_);
setMode(configured_modes.at(MODE_DEFAULT));
}
}
void waybar::Bar::setMode(const struct bar_mode& mode) {
surface_impl_->setLayer(mode.layer);
surface_impl_->setExclusiveZone(mode.exclusive);
surface_impl_->setPassThrough(mode.passthrough);
if (mode.visible) {
window.get_style_context()->remove_class("hidden");
window.set_opacity(1);
} else {
window.get_style_context()->add_class("hidden");
window.set_opacity(0);
}
surface_impl_->commit();
}
void waybar::Bar::onMap(GdkEventAny*) {
/*
* Obtain a pointer to the custom layer surface for modules that require it (idle_inhibitor).
*/
auto gdk_window = window.get_window()->gobj();
surface = gdk_wayland_window_get_wl_surface(gdk_window);
}
void waybar::Bar::setVisible(bool value) {
visible = value;
if (auto mode = config.get("mode", {}); mode.isString()) {
setMode(visible ? config["mode"].asString() : MODE_INVISIBLE);
} else {
setMode(visible ? MODE_DEFAULT : MODE_INVISIBLE);
}
}
void waybar::Bar::toggle() { setVisible(!visible); }
// Converting string to button code rn as to avoid doing it later
void waybar::Bar::setupAltFormatKeyForModule(const std::string& module_name) {
if (config.isMember(module_name)) {
Json::Value& module = config[module_name];
if (module.isMember("format-alt")) {
if (module.isMember("format-alt-click")) {
Json::Value& click = module["format-alt-click"];
if (click.isString()) {
if (click == "click-right") {
module["format-alt-click"] = 3U;
} else if (click == "click-middle") {
module["format-alt-click"] = 2U;
} else if (click == "click-backward") {
module["format-alt-click"] = 8U;
} else if (click == "click-forward") {
module["format-alt-click"] = 9U;
} else {
module["format-alt-click"] = 1U; // default click-left
}
} else {
module["format-alt-click"] = 1U;
}
} else {
module["format-alt-click"] = 1U;
}
}
}
}
void waybar::Bar::setupAltFormatKeyForModuleList(const char* module_list_name) {
if (config.isMember(module_list_name)) {
Json::Value& modules = config[module_list_name];
for (const Json::Value& module_name : modules) {
if (module_name.isString()) {
setupAltFormatKeyForModule(module_name.asString());
}
}
}
}
void waybar::Bar::handleSignal(int signal) {
for (auto& module : modules_all_) {
module->refresh(signal);
}
}
void waybar::Bar::getModules(const Factory& factory, const std::string& pos,
Gtk::Box* group = nullptr) {
auto module_list = group ? config[pos]["modules"] : config[pos];
if (module_list.isArray()) {
for (const auto& name : module_list) {
try {
auto ref = name.asString();
AModule* module;
if (ref.compare(0, 6, "group/") == 0 && ref.size() > 6) {
auto hash_pos = ref.find('#');
auto id_name = ref.substr(6, hash_pos - 6);
auto class_name = hash_pos != std::string::npos ? ref.substr(hash_pos + 1) : "";
auto parent = group ? group : &this->box_;
auto vertical = parent->get_orientation() == Gtk::ORIENTATION_VERTICAL;
auto group_module = new waybar::Group(id_name, class_name, config[ref], vertical);
getModules(factory, ref, &group_module->box);
module = group_module;
} else {
module = factory.makeModule(ref);
}
std::shared_ptr<AModule> module_sp(module);
modules_all_.emplace_back(module_sp);
if (group) {
group->pack_start(*module, false, false);
} else {
if (pos == "modules-left") {
modules_left_.emplace_back(module_sp);
}
if (pos == "modules-center") {
modules_center_.emplace_back(module_sp);
}
if (pos == "modules-right") {
modules_right_.emplace_back(module_sp);
}
}
module->dp.connect([module, ref] {
try {
module->update();
} catch (const std::exception& e) {
spdlog::error("{}: {}", ref, e.what());
}
});
} catch (const std::exception& e) {
spdlog::warn("module {}: {}", name.asString(), e.what());
}
}
}
}
auto waybar::Bar::setupWidgets() -> void {
window.add(box_);
box_.pack_start(left_, false, false);
if (config["fixed-center"].isBool() ? config["fixed-center"].asBool() : true) {
box_.set_center_widget(center_);
} else {
box_.pack_start(center_, true, false);
}
box_.pack_end(right_, false, false);
// Convert to button code for every module that is used.
setupAltFormatKeyForModuleList("modules-left");
setupAltFormatKeyForModuleList("modules-right");
setupAltFormatKeyForModuleList("modules-center");
Factory factory(*this, config);
getModules(factory, "modules-left");
getModules(factory, "modules-center");
getModules(factory, "modules-right");
for (auto const& module : modules_left_) {
left_.pack_start(*module, false, false);
}
for (auto const& module : modules_center_) {
center_.pack_start(*module, false, false);
}
std::reverse(modules_right_.begin(), modules_right_.end());
for (auto const& module : modules_right_) {
right_.pack_end(*module, false, false);
}
}