waybar/src/AModule.cpp

124 lines
4.0 KiB
C++

#include "AModule.hpp"
#include <fmt/format.h>
#include <util/command.hpp>
namespace waybar {
AModule::AModule(const Json::Value& config, const std::string& name, const std::string& id,
bool enable_click, bool enable_scroll)
: name_(std::move(name)), config_(std::move(config)) {
// configure events' user commands
if (config_["on-click"].isString() || config_["on-click-middle"].isString() ||
config_["on-click-backward"].isString() || config_["on-click-forward"].isString() ||
config_["on-click-right"].isString() || enable_click) {
event_box_.add_events(Gdk::BUTTON_PRESS_MASK);
event_box_.signal_button_press_event().connect(sigc::mem_fun(*this, &AModule::handleToggle));
}
if (config_["on-scroll-up"].isString() || config_["on-scroll-down"].isString() || enable_scroll) {
event_box_.add_events(Gdk::SCROLL_MASK | Gdk::SMOOTH_SCROLL_MASK);
event_box_.signal_scroll_event().connect(sigc::mem_fun(*this, &AModule::handleScroll));
}
}
AModule::~AModule() {
for (const auto& pid : pid_) {
if (pid != -1) {
killpg(pid, SIGTERM);
}
}
}
auto AModule::update() -> void {
// Run user-provided update handler if configured
if (config_["on-update"].isString()) {
pid_.push_back(util::command::forkExec(config_["on-update"].asString()));
}
}
bool AModule::handleToggle(GdkEventButton* const& e) {
std::string format;
if (config_["on-click"].isString() && e->button == 1) {
format = config_["on-click"].asString();
} else if (config_["on-click-middle"].isString() && e->button == 2) {
format = config_["on-click-middle"].asString();
} else if (config_["on-click-right"].isString() && e->button == 3) {
format = config_["on-click-right"].asString();
} else if (config_["on-click-backward"].isString() && e->button == 8) {
format = config_["on-click-backward"].asString();
} else if (config_["on-click-forward"].isString() && e->button == 9) {
format = config_["on-click-forward"].asString();
}
if (!format.empty()) {
pid_.push_back(util::command::forkExec(format));
}
dp.emit();
return true;
}
AModule::SCROLL_DIR AModule::getScrollDir(GdkEventScroll* e) {
switch (e -> direction) {
case GDK_SCROLL_UP: return SCROLL_DIR::UP;
case GDK_SCROLL_DOWN: return SCROLL_DIR::DOWN;
case GDK_SCROLL_LEFT: return SCROLL_DIR::LEFT;
case GDK_SCROLL_RIGHT: return SCROLL_DIR::RIGHT;
case GDK_SCROLL_SMOOTH: {
SCROLL_DIR dir{SCROLL_DIR::NONE};
distance_scrolled_y_ += e->delta_y;
distance_scrolled_x_ += e->delta_x;
gdouble threshold = 0;
if (config_["smooth-scrolling-threshold"].isNumeric()) {
threshold = config_["smooth-scrolling-threshold"].asDouble();
}
if (distance_scrolled_y_ < -threshold) {
dir = SCROLL_DIR::UP;
} else if (distance_scrolled_y_ > threshold) {
dir = SCROLL_DIR::DOWN;
} else if (distance_scrolled_x_ > threshold) {
dir = SCROLL_DIR::RIGHT;
} else if (distance_scrolled_x_ < -threshold) {
dir = SCROLL_DIR::LEFT;
}
switch (dir) {
case SCROLL_DIR::UP:
case SCROLL_DIR::DOWN:
distance_scrolled_y_ = 0;
break;
case SCROLL_DIR::LEFT:
case SCROLL_DIR::RIGHT:
distance_scrolled_x_ = 0;
break;
case SCROLL_DIR::NONE:
break;
}
return dir;
}
// Silence -Wreturn-type:
default: return SCROLL_DIR::NONE;
}
}
bool AModule::handleScroll(GdkEventScroll* e) {
auto dir = getScrollDir(e);
if (dir == SCROLL_DIR::UP && config_["on-scroll-up"].isString()) {
pid_.push_back(util::command::forkExec(config_["on-scroll-up"].asString()));
} else if (dir == SCROLL_DIR::DOWN && config_["on-scroll-down"].isString()) {
pid_.push_back(util::command::forkExec(config_["on-scroll-down"].asString()));
}
dp.emit();
return true;
}
bool AModule::tooltipEnabled() {
return config_["tooltip"].isBool() ? config_["tooltip"].asBool() : true;
}
AModule::operator Gtk::Widget&() { return event_box_; }
} // namespace waybar