feat: use gtk-layer-shell library for correct positioning of popups

To enable: use sway >= 1.2, compile waybar with `-Dgtk-layer-shell=enabled` meson option.
Original behavior could be restored at runtime by setting `"gtk-layer-shell": false` in waybar config.
This commit is contained in:
Aleksei Bavshin 2019-12-27 16:31:18 -08:00
parent 0e87b3938a
commit dde700f2c9
No known key found for this signature in database
GPG Key ID: 4F071603387A382A
2 changed files with 83 additions and 25 deletions

View File

@ -32,11 +32,10 @@ class Bar {
auto toggle() -> void;
void handleSignal(int);
struct waybar_output * output;
struct waybar_output *output;
Json::Value config;
Gtk::Window window;
struct wl_surface * surface;
struct zwlr_layer_surface_v1 *layer_surface;
bool visible = true;
bool vertical = false;
@ -53,7 +52,9 @@ class Bar {
uint32_t, uint32_t);
static void layerSurfaceHandleClosed(void *, struct zwlr_layer_surface_v1 *);
void destroyOutput();
#ifdef HAVE_GTK_LAYER_SHELL
void initGtkLayerShell();
#endif
void onConfigure(GdkEventConfigure *ev);
void onRealize();
void onMap(GdkEventAny *ev);
@ -70,6 +71,9 @@ class Bar {
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_;

View File

@ -1,3 +1,7 @@
#ifdef HAVE_GTK_LAYER_SHELL
#include <gtk-layer-shell.h>
#endif
#include "bar.hpp"
#include "client.hpp"
#include "factory.hpp"
@ -8,7 +12,7 @@ waybar::Bar::Bar(struct waybar_output* w_output, const Json::Value& w_config)
config(w_config),
window{Gtk::WindowType::WINDOW_TOPLEVEL},
surface(nullptr),
layer_surface(nullptr),
layer_surface_(nullptr),
anchor_(ZWLR_LAYER_SURFACE_V1_ANCHOR_TOP),
left_(Gtk::ORIENTATION_HORIZONTAL, 0),
center_(Gtk::ORIENTATION_HORIZONTAL, 0),
@ -28,11 +32,6 @@ waybar::Bar::Bar(struct waybar_output* w_output, const Json::Value& w_config)
height_ = config["height"].isUInt() ? config["height"].asUInt() : height_;
width_ = config["width"].isUInt() ? config["width"].asUInt() : width_;
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_);
if (config["position"] == "bottom") {
anchor_ = ZWLR_LAYER_SURFACE_V1_ANCHOR_BOTTOM;
} else if (config["position"] == "left") {
@ -98,6 +97,17 @@ waybar::Bar::Bar(struct waybar_output* w_output, const Json::Value& w_config)
margins_ = {.top = gaps, .right = gaps, .bottom = gaps, .left = gaps};
}
#ifdef HAVE_GTK_LAYER_SHELL
use_gls_ = config["gtk-layer-shell"].isBool() ? config["gtk-layer-shell"].asBool() : true;
if (use_gls_) {
initGtkLayerShell();
}
#endif
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 (window.get_realized()) {
@ -131,11 +141,43 @@ void waybar::Bar::onConfigure(GdkEventConfigure* ev) {
tmp_width = ev->width;
}
}
if (tmp_width != width_ || tmp_height != height_) {
if (use_gls_) {
width_ = tmp_width;
height_ = tmp_height;
spdlog::debug("Set surface size {}x{} for output {}", width_, height_, output->name);
setExclusiveZone(tmp_width, tmp_height);
} else if (tmp_width != width_ || tmp_height != height_) {
setSurfaceSize(tmp_width, tmp_height);
}
}
#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);
}
#endif
void waybar::Bar::onRealize() {
auto gdk_window = window.get_window()->gobj();
gdk_wayland_window_set_use_custom_surface(gdk_window);
@ -145,18 +187,22 @@ void waybar::Bar::onMap(GdkEventAny* ev) {
auto gdk_window = window.get_window()->gobj();
surface = gdk_wayland_window_get_wl_surface(gdk_window);
if (use_gls_) {
return;
}
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(
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_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);
layer_surface_, margins_.top, margins_.right, margins_.bottom, margins_.left);
setSurfaceSize(width_, height_);
setExclusiveZone(width_, height_);
@ -164,7 +210,7 @@ void waybar::Bar::onMap(GdkEventAny* ev) {
.configure = layerSurfaceHandleConfigure,
.closed = layerSurfaceHandleClosed,
};
zwlr_layer_surface_v1_add_listener(layer_surface, &layer_surface_listener, this);
zwlr_layer_surface_v1_add_listener(layer_surface_, &layer_surface_listener, this);
wl_surface_commit(surface);
wl_display_roundtrip(client->wl_display);
@ -184,7 +230,15 @@ void waybar::Bar::setExclusiveZone(uint32_t width, uint32_t height) {
}
}
spdlog::debug("Set exclusive zone {} for output {}", zone, output->name);
zwlr_layer_surface_v1_set_exclusive_zone(layer_surface, zone);
#ifdef HAVE_GTK_LAYER_SHELL
if (use_gls_) {
gtk_layer_set_exclusive_zone(window.gobj(), zone);
} else
#endif
{
zwlr_layer_surface_v1_set_exclusive_zone(layer_surface_, zone);
}
}
void waybar::Bar::setSurfaceSize(uint32_t width, uint32_t height) {
@ -200,7 +254,7 @@ void waybar::Bar::setSurfaceSize(uint32_t width, uint32_t height) {
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);
zwlr_layer_surface_v1_set_size(layer_surface_, width, height);
}
// Converting string to button code rn as to avoid doing it later
@ -284,9 +338,9 @@ void waybar::Bar::layerSurfaceHandleConfigure(void* data, struct zwlr_layer_surf
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;
if (o->layer_surface_) {
zwlr_layer_surface_v1_destroy(o->layer_surface_);
o->layer_surface_ = nullptr;
}
o->modules_left_.clear();
o->modules_center_.clear();