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Ladybird: Render web content in a separate process :^)

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This patch brings over the WebContent process over from SerenityOS
to Ladybird, along with a new WebContentView widget that renders
web content in a separate process.

There's a lot of jank and FIXME material here, notably I had to re-add
manually pumped Core::EventLoop instances on both sides, in order to get
the IPC protocol running. This introduces a lot of latency and we should
work towards replacing those loops with improved abstractions.

The WebContent process is built separately here (not part of Lagom) and
we provide our own main.cpp for it. Like everything, this can be better
architected, it's just a starting point. :^)
This commit is contained in:
Andreas Kling 2022-10-05 15:23:41 +02:00 • committed by Andrew Kaster
parent 2451a447f5
commit 26a7ea0e0f
14 changed files with 1313 additions and 795 deletions
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28
Ladybird/Utilities.cpp
View file

@ -7,6 +7,12 @@
#define AK_DONT_REPLACE_STD
#include "Utilities.h"
#include <AK/LexicalPath.h>
#include <AK/Platform.h>
#include <LibCore/File.h>
#include <QCoreApplication>
String s_serenity_resource_root;
AK::String akstring_from_qstring(QString const& qstring)
{
@ -17,3 +23,25 @@ QString qstring_from_akstring(AK::String const& akstring)
{
return QString::fromUtf8(akstring.characters(), akstring.length());
}
void platform_init()
{
#ifdef AK_OS_ANDROID
extern void android_platform_init();
android_platform_init();
#else
s_serenity_resource_root = [] {
auto const* source_dir = getenv("SERENITY_SOURCE_DIR");
if (source_dir) {
return String::formatted("{}/Base", source_dir);
}
auto* home = getenv("XDG_CONFIG_HOME") ?: getenv("HOME");
VERIFY(home);
auto home_lagom = String::formatted("{}/.lagom", home);
if (Core::File::is_directory(home_lagom))
return home_lagom;
auto app_dir = akstring_from_qstring(QCoreApplication::applicationDirPath());
return LexicalPath(app_dir).parent().append("share"sv).string();
}();
#endif
}