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refactor(tray): use Gio::DBus bindings in SNI Item class

This commit is contained in:
Aleksei Bavshin 2019-03-27 19:56:19 -07:00
parent 842e8501f9
commit 82fcee33b3
2 changed files with 98 additions and 105 deletions
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12
include/modules/sni/item.hpp
View File

@ -2,12 +2,14 @@
#include <dbus-status-notifier-item.h>
#include <glibmm/refptr.h>
#include <giomm/dbusproxy.h>
#include <gtkmm/eventbox.h>
#include <gtkmm/image.h>
#include <gtkmm/icontheme.h>
#include <gtkmm/menu.h>
#include <json/json.h>
#include <libdbusmenu-gtk/dbusmenu-gtk.h>
#include <sigc++/trackable.h>
#ifdef FILESYSTEM_EXPERIMENTAL
#include <experimental/filesystem>
#else
@ -16,7 +18,7 @@
namespace waybar::modules::SNI {
class Item {
class Item : public sigc::trackable {
public:
Item(std::string, std::string, const Json::Value&);
~Item() = default;
@ -46,8 +48,8 @@ public:
bool item_is_menu;
private:
static void proxyReady(GObject *obj, GAsyncResult *res, gpointer data);
static void getAll(GObject *obj, GAsyncResult *res, gpointer data);
void proxyReady(Glib::RefPtr<Gio::AsyncResult>& result);
void setProperty(const Glib::ustring& name, Glib::VariantBase& value);
void updateImage();
Glib::RefPtr<Gdk::Pixbuf> extractPixBuf(GVariant *variant);
@ -56,8 +58,8 @@ private:
bool makeMenu(GdkEventButton *const &ev);
bool handleClick(GdkEventButton *const & /*ev*/);
GCancellable *cancellable_ = nullptr;
SnItem *proxy_ = nullptr;
Glib::RefPtr<Gio::Cancellable> cancellable_;
Glib::RefPtr<Gio::DBus::Proxy> proxy_;
};
} // namespace waybar::modules::SNI

191
src/modules/sni/item.cpp
View File

@ -2,6 +2,10 @@
#include <iostream>
using namespace Glib;
static const ustring SNI_INTERFACE_NAME = sn_item_interface_info()->name;
waybar::modules::SNI::Item::Item(std::string bn, std::string op, const Json::Value& config)
: bus_name(bn), object_path(op), icon_size(16), effective_icon_size(0)
{
@ -12,107 +16,88 @@ waybar::modules::SNI::Item::Item(std::string bn, std::string op, const Json::Val
event_box.add_events(Gdk::BUTTON_PRESS_MASK);
event_box.signal_button_press_event().connect(
sigc::mem_fun(*this, &Item::handleClick));
cancellable_ = g_cancellable_new();
sn_item_proxy_new_for_bus(
G_BUS_TYPE_SESSION, G_DBUS_PROXY_FLAGS_NONE, bus_name.c_str(),
object_path.c_str(), cancellable_, &Item::proxyReady, this);
cancellable_ = Gio::Cancellable::create();
auto interface = Glib::wrap(sn_item_interface_info(), true);
Gio::DBus::Proxy::create_for_bus(Gio::DBus::BusType::BUS_TYPE_SESSION, bus_name,
object_path, SNI_INTERFACE_NAME, sigc::mem_fun(*this, &Item::proxyReady),
cancellable_, interface);
}
void waybar::modules::SNI::Item::proxyReady(GObject *obj, GAsyncResult *res,
gpointer data) {
GError *error = nullptr;
SnItem *proxy = sn_item_proxy_new_for_bus_finish(res, &error);
if (g_error_matches(error, G_IO_ERROR, G_IO_ERROR_CANCELLED)) {
g_error_free(error);
return;
}
auto item = static_cast<SNI::Item *>(data);
item->proxy_ = proxy;
if (error) {
std::cerr << error->message << std::endl;
g_error_free(error);
return;
}
auto conn = g_dbus_proxy_get_connection(G_DBUS_PROXY(proxy));
g_dbus_connection_call(conn, item->bus_name.c_str(),
item->object_path.c_str(), "org.freedesktop.DBus.Properties", "GetAll",
g_variant_new("(s)", "org.kde.StatusNotifierItem"),
G_VARIANT_TYPE("(a{sv})"), G_DBUS_CALL_FLAGS_NONE, -1, item->cancellable_,
&Item::getAll, data);
}
void waybar::modules::SNI::Item::getAll(GObject *obj, GAsyncResult *res,
gpointer data) {
GError *error = nullptr;
auto conn = G_DBUS_CONNECTION(obj);
GVariant *properties = g_dbus_connection_call_finish(conn, res, &error);
if (g_error_matches(error, G_IO_ERROR, G_IO_ERROR_CANCELLED)) {
g_error_free(error);
return;
}
auto item = static_cast<SNI::Item *>(data);
if (error) {
std::cerr << error->message << std::endl;
g_error_free(error);
return;
}
GVariantIter *it = nullptr;
g_variant_get(properties, "(a{sv})", &it);
gchar *key;
GVariant *value;
while (g_variant_iter_next(it, "{sv}", &key, &value)) {
if (g_strcmp0(key, "Category") == 0) {
item->category = g_variant_dup_string(value, nullptr);
} else if (g_strcmp0(key, "Id") == 0) {
item->id = g_variant_dup_string(value, nullptr);
} else if (g_strcmp0(key, "Title") == 0) {
item->title = g_variant_dup_string(value, nullptr);
} else if (g_strcmp0(key, "Status") == 0) {
item->status = g_variant_dup_string(value, nullptr);
} else if (g_strcmp0(key, "WindowId") == 0) {
item->window_id = g_variant_get_int32(value);
} else if (g_strcmp0(key, "IconName") == 0) {
item->icon_name = g_variant_dup_string(value, nullptr);
} else if (g_strcmp0(key, "IconPixmap") == 0) {
item->icon_pixmap = item->extractPixBuf(value);
} else if (g_strcmp0(key, "OverlayIconName") == 0) {
item->overlay_icon_name = g_variant_dup_string(value, nullptr);
} else if (g_strcmp0(key, "OverlayIconPixmap") == 0) {
// TODO: overlay_icon_pixmap
} else if (g_strcmp0(key, "AttentionIconName") == 0) {
item->attention_icon_name = g_variant_dup_string(value, nullptr);
} else if (g_strcmp0(key, "AttentionIconPixmap") == 0) {
// TODO: attention_icon_pixmap
} else if (g_strcmp0(key, "AttentionMovieName") == 0) {
item->attention_movie_name = g_variant_dup_string(value, nullptr);
} else if (g_strcmp0(key, "ToolTip") == 0) {
// TODO: tooltip
} else if (g_strcmp0(key, "IconThemePath") == 0) {
item->icon_theme_path = g_variant_dup_string(value, nullptr);
} else if (g_strcmp0(key, "Menu") == 0) {
item->menu = g_variant_dup_string(value, nullptr);
} else if (g_strcmp0(key, "ItemIsMenu") == 0) {
item->item_is_menu = g_variant_get_boolean(value);
void waybar::modules::SNI::Item::proxyReady(Glib::RefPtr<Gio::AsyncResult>& result) {
try {
this->proxy_ = Gio::DBus::Proxy::create_for_bus_finish(result);
/* Properties are already cached during object creation */
auto cached_properties = this->proxy_->get_cached_property_names();
for (const auto& name: cached_properties) {
Glib::VariantBase value;
this->proxy_->get_cached_property(value, name);
setProperty(name, value);
}
g_variant_unref(value);
g_free(key);
if (this->id.empty() || this->category.empty() || this->status.empty()) {
std::cerr << "Invalid Status Notifier Item: " + this->bus_name + "," +
this->object_path << std::endl;
return;
}
if (!this->icon_theme_path.empty()) {
Glib::RefPtr<Gtk::IconTheme> icon_theme = Gtk::IconTheme::get_default();
icon_theme->append_search_path(this->icon_theme_path);
}
this->updateImage();
// this->event_box.set_tooltip_text(this->title);
} catch (const Glib::Error& err) {
g_error("Failed to create DBus Proxy for %s %s: %s", bus_name.c_str(),
object_path.c_str(), err.what().c_str());
} catch (const std::exception& err) {
g_error("Failed to create DBus Proxy for %s %s: %s", bus_name.c_str(),
object_path.c_str(), err.what());
}
g_variant_iter_free(it);
g_variant_unref(properties);
if (item->id.empty() || item->category.empty() || item->status.empty()) {
std::cerr << "Invalid Status Notifier Item: " + item->bus_name + "," +
item->object_path << std::endl;
return;
}
template<typename T>
T get_variant(VariantBase& value) {
return VariantBase::cast_dynamic<Variant<T>>(value).get();
}
void
waybar::modules::SNI::Item::setProperty(const ustring& name,
VariantBase& value) {
if (name == "Category") {
category = get_variant<std::string>(value);
} else if (name == "Id") {
id = get_variant<std::string>(value);
} else if (name == "Title") {
title = get_variant<std::string>(value);
} else if (name == "Status") {
status = get_variant<std::string>(value);
} else if (name == "WindowId") {
window_id = get_variant<int32_t>(value);
} else if (name == "IconName") {
icon_name = get_variant<std::string>(value);
} else if (name == "IconPixmap") {
icon_pixmap = this->extractPixBuf(value.gobj());
} else if (name == "OverlayIconName") {
overlay_icon_name = get_variant<std::string>(value);
} else if (name == "OverlayIconPixmap") {
// TODO: overlay_icon_pixmap
} else if (name == "AttentionIconName") {
attention_icon_name = get_variant<std::string>(value);
} else if (name == "AttentionIconPixmap") {
// TODO: attention_icon_pixmap
} else if (name == "AttentionMovieName") {
attention_movie_name = get_variant<std::string>(value);
} else if (name == "ToolTip") {
// TODO: tooltip
} else if (name == "IconThemePath") {
icon_theme_path = get_variant<std::string>(value);
} else if (name == "Menu") {
menu = get_variant<std::string>(value);
} else if (name == "ItemIsMenu") {
item_is_menu = get_variant<bool>(value);
}
if (!item->icon_theme_path.empty()) {
GtkIconTheme *icon_theme = gtk_icon_theme_get_default();
gtk_icon_theme_append_search_path(icon_theme,
item->icon_theme_path.c_str());
}
item->updateImage();
// item->event_box.set_tooltip_text(item->title);
// TODO: handle change
}
static void
@ -257,15 +242,21 @@ bool waybar::modules::SNI::Item::makeMenu(GdkEventButton *const &ev)
}
bool waybar::modules::SNI::Item::handleClick(GdkEventButton *const &ev) {
auto parameters = VariantContainerBase::create_tuple({
Variant<int>::create(ev->x),
Variant<int>::create(ev->y)
});
if ((ev->button == 1 && item_is_menu) || ev->button == 3) {
if (!makeMenu(ev)) {
return sn_item_call_context_menu_sync(proxy_, ev->x, ev->y, nullptr, nullptr);
proxy_->call("ContextMenu", parameters);
return true;
}
} else if (ev->button == 1) {
return sn_item_call_activate_sync(proxy_, ev->x, ev->y, nullptr, nullptr);
proxy_->call("Activate", parameters);
return true;
} else if (ev->button == 2) {
return sn_item_call_secondary_activate_sync(proxy_, ev->x, ev->y,
nullptr, nullptr);
proxy_->call("SecondaryActivate", parameters);
return true;
}
return false;
}