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LibWeb: Add --headless=manual option to run until explicit exit

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This headless mode will stay open until it is closed by manually or by
calling `window.close()`.
This commit is contained in:
Tim Ledbetter
2025-11-13 16:29:19 +00:00
committed by Tim Flynn
parent 57c925cfa9
commit e3cdeada77
Notes: github-actions[bot] 2025-11-14 13:59:39 +00:00 
Author: https://github.com/tcl3
Commit: https://github.com/LadybirdBrowser/ladybird/commit/e3cdeada77e
Pull-request: https://github.com/LadybirdBrowser/ladybird/pull/6813
Reviewed-by: https://github.com/trflynn89 ✅
2 changed files with 16 additions and 1 deletions
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16
Libraries/LibWebView/Application.cpp
View File

@@ -133,7 +133,7 @@ ErrorOr<void> Application::initialize(Main::Arguments const& arguments)
args_parser.add_option(Core::ArgsParser::Option {
.argument_mode = Core::ArgsParser::OptionArgumentMode::Optional,
.help_string = "Run Ladybird without a browser window. Mode may be 'screenshot' (default), 'layout-tree', or 'text'.",
.help_string = "Run Ladybird without a browser window. Mode may be 'screenshot' (default), 'layout-tree', 'text', or 'manual'.",
.long_name = "headless",
.value_name = "mode",
.accept_value = [&](StringView value) {
@@ -146,6 +146,8 @@ ErrorOr<void> Application::initialize(Main::Arguments const& arguments)
headless_mode = HeadlessMode::LayoutTree;
else if (value.equals_ignoring_ascii_case("text"sv))
headless_mode = HeadlessMode::Text;
else if (value.equals_ignoring_ascii_case("manual"sv))
headless_mode = HeadlessMode::Manual;
return headless_mode.has_value();
},
@@ -512,6 +514,15 @@ static void load_page_for_info_and_exit(Core::EventLoop& event_loop, HeadlessWeb
view.load(url);
}
static void load_page_and_exit_on_close(Core::EventLoop& event_loop, HeadlessWebView& view, URL::URL const& url)
{
view.on_close = [&event_loop]() {
event_loop.quit(0);
};
view.load(url);
}
ErrorOr<int> Application::execute()
{
OwnPtr<HeadlessWebView> view;
@@ -537,6 +548,9 @@ ErrorOr<int> Application::execute()
case HeadlessMode::Text:
load_page_for_info_and_exit(*m_event_loop, *view, m_browser_options.urls.first(), WebView::PageInfoType::Text);
break;
case HeadlessMode::Manual:
load_page_and_exit_on_close(*m_event_loop, *view, m_browser_options.urls.first());
break;
case HeadlessMode::Test:
VERIFY_NOT_REACHED();
}

1
Libraries/LibWebView/Options.h
View File

@@ -19,6 +19,7 @@ enum class HeadlessMode {
Screenshot,
LayoutTree,
Text,
Manual,
Test,
};