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LibWeb: Don't take rendering task from queue while running rendering

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If event loop is already executing rendering task, we should not start
the next rendering task until the current one is finished.

Fixes https://github.com/LadybirdBrowser/ladybird/issues/3717
This commit is contained in:
Aliaksandr Kalenik 2025-02-27 15:41:15 +01:00 • committed by Alexander Kalenik
parent b8af3fccf6
commit 4ca330adef
Notes: github-actions[bot] 2025-02-27 16:34:31 +00:00
3 changed files with 11 additions and 5 deletions
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4
Libraries/LibWeb/HTML/EventLoop/TaskQueue.cpp
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@ -38,6 +38,8 @@ GC::Ptr<Task> TaskQueue::take_first_runnable()
return nullptr;
for (size_t i = 0; i < m_tasks.size(); ++i) {
if (m_event_loop->running_rendering_task() && m_tasks[i]->source() == Task::Source::Rendering)
continue;
if (m_tasks[i]->is_runnable())
return m_tasks.take(i);
}
@ -50,6 +52,8 @@ bool TaskQueue::has_runnable_tasks() const
return false;
for (auto& task : m_tasks) {
if (m_event_loop->running_rendering_task() && task->source() == Task::Source::Rendering)
continue;
if (task->is_runnable())
return true;
}