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Merge pull request #892 from alebastr/layer-surfaces-v3 

Refactor layer surface implementations (again)
pull/918/head
Alex 2020-11-02 10:17:57 +01:00 committed by GitHub
parent c21e0f6cf3 9c566564e1
commit faacd76f62
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GPG Key ID: 4AEE18F83AFDEB23
6 changed files with 446 additions and 302 deletions
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74
include/bar.hpp
View File

@ -7,9 +7,8 @@
#include <gtkmm/main.h> #include <gtkmm/main.h>
#include <gtkmm/window.h> #include <gtkmm/window.h>
#include <json/json.h> #include <json/json.h>
#include "AModule.hpp" #include "AModule.hpp"
#include "idle-inhibit-unstable-v1-client-protocol.h"
#include "wlr-layer-shell-unstable-v1-client-protocol.h"
#include "xdg-output-unstable-v1-client-protocol.h" #include "xdg-output-unstable-v1-client-protocol.h"
namespace waybar { namespace waybar {
@ -23,13 +22,42 @@ struct waybar_output {
nullptr, &zxdg_output_v1_destroy}; nullptr, &zxdg_output_v1_destroy};
}; };
enum class bar_layer : uint8_t {
BOTTOM,
TOP,
OVERLAY,
};
struct bar_margins {
int top = 0;
int right = 0;
int bottom = 0;
int left = 0;
};
class BarSurface {
protected:
BarSurface() = default;
public:
virtual void setExclusiveZone(bool enable) = 0;
virtual void setLayer(bar_layer layer) = 0;
virtual void setMargins(const struct bar_margins &margins) = 0;
virtual void setPosition(const std::string_view &position) = 0;
virtual void setSize(uint32_t width, uint32_t height) = 0;
virtual void commit(){};
virtual ~BarSurface() = default;
};
class Bar { class Bar {
public: public:
Bar(struct waybar_output *w_output, const Json::Value &); Bar(struct waybar_output *w_output, const Json::Value &);
Bar(const Bar &) = delete; Bar(const Bar &) = delete;
~Bar() = default; ~Bar() = default;
auto toggle() -> void; void setVisible(bool visible);
void toggle();
void handleSignal(int); void handleSignal(int);
struct waybar_output *output; struct waybar_output *output;
@ -40,48 +68,14 @@ class Bar {
Gtk::Window window; Gtk::Window window;
private: private:
static constexpr const char *MIN_HEIGHT_MSG = void onMap(GdkEventAny *);
"Requested height: {} exceeds the minimum height: {} required by the modules";
static constexpr const char *MIN_WIDTH_MSG =
"Requested width: {} exceeds 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";
static void layerSurfaceHandleConfigure(void *, struct zwlr_layer_surface_v1 *, uint32_t,
uint32_t, uint32_t);
static void layerSurfaceHandleClosed(void *, struct zwlr_layer_surface_v1 *);
#ifdef HAVE_GTK_LAYER_SHELL
/* gtk-layer-shell code */
void initGtkLayerShell();
void onConfigureGLS(GdkEventConfigure *ev);
void onMapGLS(GdkEventAny *ev);
#endif
/* fallback layer-surface code */
void onConfigure(GdkEventConfigure *ev);
void onRealize();
void onMap(GdkEventAny *ev);
void setSurfaceSize(uint32_t width, uint32_t height);
/* common code */
void setExclusiveZone(uint32_t width, uint32_t height);
auto setupWidgets() -> void; auto setupWidgets() -> void;
void getModules(const Factory &, const std::string &); void getModules(const Factory &, const std::string &);
void setupAltFormatKeyForModule(const std::string &module_name); void setupAltFormatKeyForModule(const std::string &module_name);
void setupAltFormatKeyForModuleList(const char *module_list_name); void setupAltFormatKeyForModuleList(const char *module_list_name);
struct margins { std::unique_ptr<BarSurface> surface_impl_;
int top = 0; bar_layer layer_;
int right = 0;
int bottom = 0;
int left = 0;
} margins_;
struct zwlr_layer_surface_v1 *layer_surface_;
// use gtk-layer-shell instead of handling layer surfaces directly
bool use_gls_ = false;
uint32_t width_ = 0;
uint32_t height_ = 1;
uint8_t anchor_;
Gtk::Box left_; Gtk::Box left_;
Gtk::Box center_; Gtk::Box center_;
Gtk::Box right_; Gtk::Box right_;

4
include/client.hpp
View File

@ -8,6 +8,10 @@
#include <wordexp.h> #include <wordexp.h>
#include "bar.hpp" #include "bar.hpp"
struct zwlr_layer_shell_v1;
struct zwp_idle_inhibitor_v1;
struct zwp_idle_inhibit_manager_v1;
namespace waybar { namespace waybar {
class Client { class Client {

657
src/bar.cpp
View File

@ -2,18 +2,364 @@
#include <gtk-layer-shell.h> #include <gtk-layer-shell.h>
#endif #endif
#include <spdlog/spdlog.h>
#include <type_traits>
#include "bar.hpp" #include "bar.hpp"
#include "client.hpp" #include "client.hpp"
#include "factory.hpp" #include "factory.hpp"
#include <spdlog/spdlog.h> #include "wlr-layer-shell-unstable-v1-client-protocol.h"
namespace waybar {
static constexpr const char* MIN_HEIGHT_MSG =
"Requested height: {} exceeds the minimum height: {} required by the modules";
static constexpr const char* MIN_WIDTH_MSG =
"Requested width: {} exceeds 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";
#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_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 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);
}
}
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 vertical_ = false;
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 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;
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_);
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) waybar::Bar::Bar(struct waybar_output* w_output, const Json::Value& w_config)
: output(w_output), : output(w_output),
config(w_config), config(w_config),
surface(nullptr),
window{Gtk::WindowType::WINDOW_TOPLEVEL}, window{Gtk::WindowType::WINDOW_TOPLEVEL},
layer_surface_(nullptr), layer_{bar_layer::BOTTOM},
anchor_(ZWLR_LAYER_SURFACE_V1_ANCHOR_TOP),
left_(Gtk::ORIENTATION_HORIZONTAL, 0), left_(Gtk::ORIENTATION_HORIZONTAL, 0),
center_(Gtk::ORIENTATION_HORIZONTAL, 0), center_(Gtk::ORIENTATION_HORIZONTAL, 0),
right_(Gtk::ORIENTATION_HORIZONTAL, 0), right_(Gtk::ORIENTATION_HORIZONTAL, 0),
@ -28,26 +374,15 @@ waybar::Bar::Bar(struct waybar_output* w_output, const Json::Value& w_config)
center_.get_style_context()->add_class("modules-center"); center_.get_style_context()->add_class("modules-center");
right_.get_style_context()->add_class("modules-right"); right_.get_style_context()->add_class("modules-right");
if (config["position"] == "right" || config["position"] == "left") { if (config["layer"] == "top") {
height_ = 0; layer_ = bar_layer::TOP;
width_ = 1; } else if (config["layer"] == "overlay") {
layer_ = bar_layer::OVERLAY;
} }
height_ = config["height"].isUInt() ? config["height"].asUInt() : height_;
width_ = config["width"].isUInt() ? config["width"].asUInt() : width_;
if (config["position"] == "bottom") { auto position = config["position"].asString();
anchor_ = ZWLR_LAYER_SURFACE_V1_ANCHOR_BOTTOM;
} else if (config["position"] == "left") { if (position == "right" || position == "left") {
anchor_ = ZWLR_LAYER_SURFACE_V1_ANCHOR_LEFT;
} else if (config["position"] == "right") {
anchor_ = ZWLR_LAYER_SURFACE_V1_ANCHOR_RIGHT;
}
if (anchor_ == ZWLR_LAYER_SURFACE_V1_ANCHOR_BOTTOM ||
anchor_ == ZWLR_LAYER_SURFACE_V1_ANCHOR_TOP) {
anchor_ |= ZWLR_LAYER_SURFACE_V1_ANCHOR_LEFT | ZWLR_LAYER_SURFACE_V1_ANCHOR_RIGHT;
} else if (anchor_ == ZWLR_LAYER_SURFACE_V1_ANCHOR_LEFT ||
anchor_ == ZWLR_LAYER_SURFACE_V1_ANCHOR_RIGHT) {
anchor_ |= ZWLR_LAYER_SURFACE_V1_ANCHOR_TOP | ZWLR_LAYER_SURFACE_V1_ANCHOR_BOTTOM;
left_ = Gtk::Box(Gtk::ORIENTATION_VERTICAL, 0); left_ = Gtk::Box(Gtk::ORIENTATION_VERTICAL, 0);
center_ = Gtk::Box(Gtk::ORIENTATION_VERTICAL, 0); center_ = Gtk::Box(Gtk::ORIENTATION_VERTICAL, 0);
right_ = Gtk::Box(Gtk::ORIENTATION_VERTICAL, 0); right_ = Gtk::Box(Gtk::ORIENTATION_VERTICAL, 0);
@ -55,6 +390,11 @@ waybar::Bar::Bar(struct waybar_output* w_output, const Json::Value& w_config)
vertical = true; vertical = true;
} }
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() || if (config["margin-top"].isInt() || config["margin-right"].isInt() ||
config["margin-bottom"].isInt() || config["margin-left"].isInt()) { config["margin-bottom"].isInt() || config["margin-left"].isInt()) {
margins_ = { margins_ = {
@ -101,207 +441,52 @@ waybar::Bar::Bar(struct waybar_output* w_output, const Json::Value& w_config)
} }
#ifdef HAVE_GTK_LAYER_SHELL #ifdef HAVE_GTK_LAYER_SHELL
use_gls_ = config["gtk-layer-shell"].isBool() ? config["gtk-layer-shell"].asBool() : true; bool use_gls = config["gtk-layer-shell"].isBool() ? config["gtk-layer-shell"].asBool() : true;
if (use_gls_) { if (use_gls) {
initGtkLayerShell(); surface_impl_ = std::make_unique<GLSSurfaceImpl>(window, *output);
window.signal_map_event().connect_notify(sigc::mem_fun(*this, &Bar::onMapGLS));
window.signal_configure_event().connect_notify(sigc::mem_fun(*this, &Bar::onConfigureGLS));
}
#endif
if (!use_gls_) {
window.signal_realize().connect_notify(sigc::mem_fun(*this, &Bar::onRealize));
window.signal_map_event().connect_notify(sigc::mem_fun(*this, &Bar::onMap));
window.signal_configure_event().connect_notify(sigc::mem_fun(*this, &Bar::onConfigure));
}
window.set_size_request(width_, height_);
setupWidgets();
if (!use_gls_ && window.get_realized()) {
onRealize();
}
window.show_all();
}
#ifdef HAVE_GTK_LAYER_SHELL
void waybar::Bar::initGtkLayerShell() {
auto gtk_window = window.gobj();
// this has to be executed before GtkWindow.realize
gtk_layer_init_for_window(gtk_window);
gtk_layer_set_keyboard_interactivity(gtk_window, FALSE);
auto layer = config["layer"] == "top" ? GTK_LAYER_SHELL_LAYER_TOP : GTK_LAYER_SHELL_LAYER_BOTTOM;
gtk_layer_set_layer(gtk_window, layer);
gtk_layer_set_monitor(gtk_window, output->monitor->gobj());
gtk_layer_set_namespace(gtk_window, "waybar");
gtk_layer_set_anchor(
gtk_window, GTK_LAYER_SHELL_EDGE_LEFT, anchor_ & ZWLR_LAYER_SURFACE_V1_ANCHOR_LEFT);
gtk_layer_set_anchor(
gtk_window, GTK_LAYER_SHELL_EDGE_RIGHT, anchor_ & ZWLR_LAYER_SURFACE_V1_ANCHOR_RIGHT);
gtk_layer_set_anchor(
gtk_window, GTK_LAYER_SHELL_EDGE_TOP, anchor_ & ZWLR_LAYER_SURFACE_V1_ANCHOR_TOP);
gtk_layer_set_anchor(
gtk_window, GTK_LAYER_SHELL_EDGE_BOTTOM, anchor_ & ZWLR_LAYER_SURFACE_V1_ANCHOR_BOTTOM);
gtk_layer_set_margin(gtk_window, GTK_LAYER_SHELL_EDGE_LEFT, margins_.left);
gtk_layer_set_margin(gtk_window, GTK_LAYER_SHELL_EDGE_RIGHT, margins_.right);
gtk_layer_set_margin(gtk_window, GTK_LAYER_SHELL_EDGE_TOP, margins_.top);
gtk_layer_set_margin(gtk_window, GTK_LAYER_SHELL_EDGE_BOTTOM, margins_.bottom);
if (width_ > 1 && height_ > 1) {
/* configure events are not emitted if the bar is using initial size */
setExclusiveZone(width_, height_);
}
}
void waybar::Bar::onConfigureGLS(GdkEventConfigure* ev) {
/*
* GTK wants new size for the window.
* Actual resizing is done within the gtk-layer-shell code; the only remaining action is to apply
* exclusive zone.
* gtk_layer_auto_exclusive_zone_enable() could handle even that, but at the cost of ignoring
* margins on unanchored edge.
*
* 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 (!vertical && 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);
setExclusiveZone(width_, height_);
}
void waybar::Bar::onMapGLS(GdkEventAny* ev) {
/*
* Obtain a pointer to the custom layer surface for modules that require it (idle_inhibitor).
*/
auto gdk_window = window.get_window();
surface = gdk_wayland_window_get_wl_surface(gdk_window->gobj());
}
#endif
void waybar::Bar::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 (config["height"].isUInt()) {
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 (config["width"].isUInt()) {
spdlog::info(SIZE_DEFINED, "Width");
} else {
tmp_width = ev->width;
}
}
if (tmp_width != width_ || tmp_height != height_) {
setSurfaceSize(tmp_width, tmp_height);
}
}
void waybar::Bar::onRealize() {
auto gdk_window = window.get_window()->gobj();
gdk_wayland_window_set_use_custom_surface(gdk_window);
}
void waybar::Bar::onMap(GdkEventAny* ev) {
auto gdk_window = window.get_window()->gobj();
surface = gdk_wayland_window_get_wl_surface(gdk_window);
auto client = waybar::Client::inst();
// owned by output->monitor; no need to destroy
auto wl_output = gdk_wayland_monitor_get_wl_output(output->monitor->gobj());
auto layer =
config["layer"] == "top" ? ZWLR_LAYER_SHELL_V1_LAYER_TOP : ZWLR_LAYER_SHELL_V1_LAYER_BOTTOM;
layer_surface_ = zwlr_layer_shell_v1_get_layer_surface(
client->layer_shell, surface, wl_output, layer, "waybar");
zwlr_layer_surface_v1_set_keyboard_interactivity(layer_surface_, false);
zwlr_layer_surface_v1_set_anchor(layer_surface_, anchor_);
zwlr_layer_surface_v1_set_margin(
layer_surface_, margins_.top, margins_.right, margins_.bottom, margins_.left);
setSurfaceSize(width_, height_);
setExclusiveZone(width_, height_);
static const struct zwlr_layer_surface_v1_listener layer_surface_listener = {
.configure = layerSurfaceHandleConfigure,
.closed = layerSurfaceHandleClosed,
};
zwlr_layer_surface_v1_add_listener(layer_surface_, &layer_surface_listener, this);
wl_surface_commit(surface);
wl_display_roundtrip(client->wl_display);
}
void waybar::Bar::setExclusiveZone(uint32_t width, uint32_t height) {
auto zone = 0;
if (visible) {
// exclusive zone already includes margin for anchored edge,
// only opposite margin should be added
if (vertical) {
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);
#ifdef HAVE_GTK_LAYER_SHELL
if (use_gls_) {
gtk_layer_set_exclusive_zone(window.gobj(), zone);
} else } else
#endif #endif
{ {
zwlr_layer_surface_v1_set_exclusive_zone(layer_surface_, zone); surface_impl_ = std::make_unique<RawSurfaceImpl>(window, *output);
} }
surface_impl_->setLayer(layer_);
surface_impl_->setExclusiveZone(true);
surface_impl_->setMargins(margins_);
surface_impl_->setPosition(position);
surface_impl_->setSize(width, height);
window.signal_map_event().connect_notify(sigc::mem_fun(*this, &Bar::onMap));
setupWidgets();
window.show_all();
} }
void waybar::Bar::setSurfaceSize(uint32_t width, uint32_t height) { void waybar::Bar::onMap(GdkEventAny*) {
/* If the client is anchored to two opposite edges, layer_surface.configure will return /*
* size without margins for the axis. * Obtain a pointer to the custom layer surface for modules that require it (idle_inhibitor).
* 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 (vertical && height > 1) { auto gdk_window = window.get_window()->gobj();
height += margins_.top + margins_.bottom; surface = gdk_wayland_window_get_wl_surface(gdk_window);
}
if (!vertical && 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_, width, height);
} }
void waybar::Bar::setVisible(bool value) {
visible = value;
if (!visible) {
window.get_style_context()->add_class("hidden");
window.set_opacity(0);
surface_impl_->setLayer(bar_layer::BOTTOM);
} else {
window.get_style_context()->remove_class("hidden");
window.set_opacity(1);
surface_impl_->setLayer(layer_);
}
surface_impl_->setExclusiveZone(visible);
surface_impl_->commit();
}
void waybar::Bar::toggle() { setVisible(!visible); }
// Converting string to button code rn as to avoid doing it later // Converting string to button code rn as to avoid doing it later
void waybar::Bar::setupAltFormatKeyForModule(const std::string& module_name) { void waybar::Bar::setupAltFormatKeyForModule(const std::string& module_name) {
if (config.isMember(module_name)) { if (config.isMember(module_name)) {
@ -363,50 +548,6 @@ void waybar::Bar::handleSignal(int signal) {
} }
} }
void waybar::Bar::layerSurfaceHandleConfigure(void* data, struct zwlr_layer_surface_v1* surface,
uint32_t serial, uint32_t width, uint32_t height) {
auto o = static_cast<waybar::Bar*>(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(width, height);
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);
wl_surface_commit(o->surface);
}
zwlr_layer_surface_v1_ack_configure(surface, serial);
}
void waybar::Bar::layerSurfaceHandleClosed(void* data, struct zwlr_layer_surface_v1* /*surface*/) {
auto o = static_cast<waybar::Bar*>(data);
if (o->layer_surface_) {
zwlr_layer_surface_v1_destroy(o->layer_surface_);
o->layer_surface_ = nullptr;
}
o->modules_left_.clear();
o->modules_center_.clear();
o->modules_right_.clear();
}
auto waybar::Bar::toggle() -> void {
visible = !visible;
if (!visible) {
window.get_style_context()->add_class("hidden");
window.set_opacity(0);
} else {
window.get_style_context()->remove_class("hidden");
window.set_opacity(1);
}
setExclusiveZone(width_, height_);
if (!use_gls_) {
wl_surface_commit(surface);
}
}
void waybar::Bar::getModules(const Factory& factory, const std::string& pos) { void waybar::Bar::getModules(const Factory& factory, const std::string& pos) {
if (config[pos].isArray()) { if (config[pos].isArray()) {
for (const auto& name : config[pos]) { for (const auto& name : config[pos]) {

3
src/client.cpp
View File

@ -6,6 +6,9 @@
#include "util/clara.hpp" #include "util/clara.hpp"
#include "util/json.hpp" #include "util/json.hpp"
#include "idle-inhibit-unstable-v1-client-protocol.h"
#include "wlr-layer-shell-unstable-v1-client-protocol.h"
waybar::Client *waybar::Client::inst() { waybar::Client *waybar::Client::inst() {
static auto c = new Client(); static auto c = new Client();
return c; return c;

2
src/modules/idle_inhibitor.cpp
View File

@ -1,4 +1,6 @@
#include "modules/idle_inhibitor.hpp" #include "modules/idle_inhibitor.hpp"
#include "idle-inhibit-unstable-v1-client-protocol.h"
#include "util/command.hpp" #include "util/command.hpp"
std::list<waybar::AModule*> waybar::modules::IdleInhibitor::modules; std::list<waybar::AModule*> waybar::modules::IdleInhibitor::modules;

8
subprojects/gtk-layer-shell.wrap
View File

@ -1,5 +1,5 @@
[wrap-file] [wrap-file]
directory = gtk-layer-shell-0.3.0 directory = gtk-layer-shell-0.4.0
source_filename = gtk-layer-shell-0.3.0.tar.gz source_filename = gtk-layer-shell-0.4.0.tar.gz
source_hash = edd5e31279d494df66da9e9190c219fa295da547f5538207685e98468dbc134d source_hash = 52fd74d3161fefa5528585ca5a523c3150934961f2284ad010ae54336dad097e
source_url = https://github.com/wmww/gtk-layer-shell/archive/v0.3.0/gtk-layer-shell-0.3.0.tar.gz source_url = https://github.com/wmww/gtk-layer-shell/archive/v0.4.0/gtk-layer-shell-0.4.0.tar.gz