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upower: Add 'low' and 'critical' CSS classes 

Add secondary CSS class based on the 'warning_level' field reported by UPower
over D-Bus.  This makes it possible to add custom styling when the battery is
near empty.
This commit is contained in:
Bartel Sielski 2024-03-18 11:47:43 +01:00
parent 2c927de4c6
commit bd8b215416
2 changed files with 23 additions and 1 deletions
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1
include/modules/upower/upower.hpp
View File

@ -71,6 +71,7 @@ class UPower : public AModule {
GDBusConnection *login1_connection;
std::unique_ptr<UPowerTooltip> upower_tooltip;
std::string lastStatus;
const char *lastWarningLevel;
bool showAltText;
bool showIcon = true;
bool upowerRunning;

23
src/modules/upower/upower.cpp
View File

@ -8,6 +8,17 @@
#include "gtkmm/tooltip.h"
#include "util/gtk_icon.hpp"
static const char* getDeviceWarningLevel(UpDeviceLevel level) {
switch (level) {
case UP_DEVICE_LEVEL_CRITICAL:
return "critical";
case UP_DEVICE_LEVEL_LOW:
return "low";
default:
return nullptr;
}
}
namespace waybar::modules::upower {
UPower::UPower(const std::string& id, const Json::Value& config)
: AModule(config, "upower", id),
@ -306,6 +317,7 @@ auto UPower::update() -> void {
UpDeviceKind kind;
UpDeviceState state;
UpDeviceLevel level = UP_DEVICE_LEVEL_UNKNOWN;
double percentage;
gint64 time_empty;
gint64 time_full;
@ -318,7 +330,7 @@ auto UPower::update() -> void {
if (displayDevice) {
g_object_get(displayDevice, "kind", &kind, "state", &state, "percentage", &percentage,
"icon-name", &icon_name, "time-to-empty", &time_empty, "time-to-full", &time_full,
NULL);
"warning-level", &level, NULL);
/* Every Device which is handled by Upower and which is not
* UP_DEVICE_KIND_UNKNOWN (0) or UP_DEVICE_KIND_LINE_POWER (1) is a Battery
*/
@ -338,6 +350,15 @@ auto UPower::update() -> void {
}
lastStatus = status;
const char* warning_level = getDeviceWarningLevel(level);
if (lastWarningLevel && box_.get_style_context()->has_class(lastWarningLevel)) {
box_.get_style_context()->remove_class(lastWarningLevel);
}
if (warning_level && !box_.get_style_context()->has_class(warning_level)) {
box_.get_style_context()->add_class(warning_level);
}
lastWarningLevel = warning_level;
if (devices.size() == 0 && !displayDeviceValid && hideIfEmpty) {
event_box_.set_visible(false);
// Call parent update