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ui/obs-browser-widget: Prevent unwanted crashes or corruptions on Wayland

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The obs-browser module does not work well on Wayland, so removing it there appears to be the best option for now.
This commit is contained in:
Michael Fabian 'Xaymar' Dirks 2023-03-09 15:36:53 +01:00
parent f8dc0532e1
commit d073889126
3 changed files with 43 additions and 6 deletions
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37
source/ui/ui-obs-browser-widget.cpp
View file

@ -6,9 +6,13 @@
#include "plugin.hpp"
#include "warning-disable.hpp"
#include <mutex>
#include <../plugins/obs-browser/panel/browser-panel.hpp>
#include <mutex>
#ifdef D_PLATFORM_LINUX
#include <errno.h>
#include <stdlib.h>
#endif
#include "warning-enable.hpp"
streamfx::ui::obs_browser_cef::obs_browser_cef()
@ -17,13 +21,13 @@ streamfx::ui::obs_browser_cef::obs_browser_cef()
_module = util::library::load(obs_get_module("obs-browser"));
auto fn = reinterpret_cast<QCef* (*)(void)>(_module->load_symbol("obs_browser_create_qcef"));
if (!fn) {
throw std::runtime_error("Unable to create Browser Panel.");
throw std::runtime_error("Failed to load obs-browser module.");
}
// Create a QCef instance and initialize it.
_cef = fn();
if (!_cef) {
throw std::runtime_error("Unable to initialize for CEF-based Browser Panel.");
throw std::runtime_error("Failed to create or get QCef instance.");
}
reinterpret_cast<QCef*>(_cef)->init_browser();
reinterpret_cast<QCef*>(_cef)->wait_for_browser_init();
@ -91,3 +95,28 @@ void streamfx::ui::obs_browser_widget::set_url(QUrl url)
{
dynamic_cast<QCefWidget*>(_widget)->setURL(url.toString().toStdString());
}
bool streamfx::ui::obs_browser_widget::is_available()
{
#ifdef D_PLATFORM_LINUX
const char env_key[] = "XDG_SESSION_TYPE";
const char wayland[] = "wayland";
#ifdef __STDC_LIB_EXT1__
char env_value[2048];
size_t env_value_len = sizeof(env_value);
if (getenv_s(&env_value_len, env_value, sizeof(env_key), env_key) == 0) {
if (sizeof(wayland) == env_value_len) {
if (strncmp(wayland, env_value, sizeof(wayland)) == 0) {
return false;
}
}
}
#else
const char* env_value = getenv(env_key);
if (strncmp(env_value, wayland, sizeof(wayland)) == 0) {
return false;
}
#endif
#endif
return true;
}

3
source/ui/ui-obs-browser-widget.hpp
View file

@ -45,5 +45,8 @@ namespace streamfx::ui {
virtual ~obs_browser_widget();
void set_url(QUrl url);
public:
static bool is_available();
};
} // namespace streamfx::ui

9
source/ui/ui.cpp
View file

@ -110,8 +110,13 @@ void streamfx::ui::handler::on_obs_loaded()
_translator = new streamfx::ui::translator(this);
QCoreApplication::installTranslator(_translator);
// Pre-load CEF.
_obs_browser_cef = streamfx::ui::obs_browser_cef::instance();
// Pre-load CEF if available.
if (streamfx::ui::obs_browser_widget::is_available()) {
try {
_obs_browser_cef = streamfx::ui::obs_browser_cef::instance();
} catch (...) {
}
}
// Create the 'About StreamFX' dialog.
_about_dialog = new streamfx::ui::about();