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mirror of synced 2024-12-13 08:21:07 +01:00
ImHex/main/gui/source/window/linux_window.cpp

138 lines
4.6 KiB
C++

#include "window.hpp"
#if defined(OS_LINUX)
#include <hex/api/imhex_api.hpp>
#include <hex/api/content_registry.hpp>
#include <hex/api/event_manager.hpp>
#include <hex/helpers/utils.hpp>
#include <hex/helpers/utils_linux.hpp>
#include <hex/helpers/logger.hpp>
#include <wolv/utils/core.hpp>
#include <nlohmann/json.hpp>
#include <cstdio>
#include <sys/wait.h>
#include <unistd.h>
#include <imgui_impl_glfw.h>
#include <string.h>
#include <ranges>
namespace hex {
bool isFileInPath(const std::fs::path &filename) {
auto optPathVar = hex::getEnvironmentVariable("PATH");
if (!optPathVar.has_value()) {
log::error("Could not find variable named PATH");
return false;
}
for (auto dir : std::views::split(optPathVar.value(), ':')) {
if (std::fs::exists(std::fs::path(std::string_view(dir)) / filename)) {
return true;
}
}
return false;
}
void nativeErrorMessage(const std::string &message) {
log::fatal(message);
if (isFileInPath("zenity")) {
executeCmd({"zenity", "--error", "--text", message});
} else if (isFileInPath("notify-send")) {
executeCmd({"notify-send", "-i", "script-error", "Error", message});
} // Hopefully one of these commands is installed
}
void enumerateFonts() {
const std::array FontDirectories = {
"/usr/share/fonts",
"/usr/local/share/fonts",
"~/.fonts",
"~/.local/share/fonts"
};
for (const auto &directory : FontDirectories) {
if (!std::fs::exists(directory))
continue;
for (const auto &entry : std::fs::recursive_directory_iterator(directory)) {
if (!entry.exists())
continue;
if (!entry.is_regular_file())
continue;
if (entry.path().extension() != ".ttf" && entry.path().extension() != ".otf")
continue;
registerFont(entry.path().stem().c_str(), entry.path().c_str());
}
}
}
void Window::initNative() {
log::impl::enableColorPrinting();
// Add plugin library folders to dll search path
for (const auto &path : hex::fs::getDefaultPaths(fs::ImHexPath::Libraries)) {
if (std::fs::exists(path))
setenv("LD_LIBRARY_PATH", hex::format("{};{}", hex::getEnvironmentVariable("LD_LIBRARY_PATH").value_or(""), path.string().c_str()).c_str(), true);
}
// Various libraries sadly directly print to stderr with no way to disable it
// We redirect stderr to /dev/null to prevent this
wolv::util::unused(freopen("/dev/null", "w", stderr));
setvbuf(stderr, nullptr, _IONBF, 0);
// Redirect stdout to log file if we're not running in a terminal
if (!isatty(STDOUT_FILENO)) {
log::impl::redirectToFile();
}
enumerateFonts();
}
void Window::setupNativeWindow() {
bool themeFollowSystem = ImHexApi::System::usesSystemThemeDetection();
EventOSThemeChanged::subscribe(this, [themeFollowSystem] {
if (!themeFollowSystem) return;
std::array<char, 128> buffer = { 0 };
std::string result;
// Ask dbus for the current theme. 1 for Dark, 2 for Light, 0 for default (Dark for ImHex)
// https://flatpak.github.io/xdg-desktop-portal/docs/doc-org.freedesktop.portal.Settings.html
FILE *pipe = popen("dbus-send --session --print-reply --dest=org.freedesktop.portal.Desktop /org/freedesktop/portal/desktop org.freedesktop.portal.Settings.Read string:'org.freedesktop.appearance' string:'color-scheme' 2>&1", "r");
if (pipe == nullptr) return;
while (fgets(buffer.data(), buffer.size(), pipe) != nullptr)
result += buffer.data();
auto exitCode = WEXITSTATUS(pclose(pipe));
if (exitCode != 0) return;
RequestChangeTheme::post(hex::containsIgnoreCase(result, "uint32 2") ? "Light" : "Dark");
});
// Register file drop callback
glfwSetDropCallback(m_window, [](GLFWwindow *, int count, const char **paths) {
for (int i = 0; i < count; i++) {
EventFileDropped::post(reinterpret_cast<const char8_t *>(paths[i]));
}
});
if (themeFollowSystem)
EventOSThemeChanged::post();
}
void Window::beginNativeWindowFrame() {
}
void Window::endNativeWindowFrame() {
}
}
#endif