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UI: Fix multithread-unsafe GetCurrentScene

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The function `OBSBasic::GetCurrentScene()` is also called from the
graphics thread and access to a QListWidget object, which is not
multithread-safe.
This commit is contained in:
Norihiro Kamae
2022-06-06 19:19:00 +09:00
committed by Jim
parent e8b2b2092b
commit 1c4bc6e735
3 changed files with 10 additions and 2 deletions
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9
UI/window-basic-main.cpp
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@@ -2769,8 +2769,7 @@ OBSSource OBSBasic::GetProgramSource()
OBSScene OBSBasic::GetCurrentScene()
{
QListWidgetItem *item = ui->scenes->currentItem();
return item ? GetOBSRef<OBSScene>(item) : nullptr;
return currentScene.load();
}
OBSSceneItem OBSBasic::GetSceneItem(QListWidgetItem *item)
@@ -3960,6 +3959,7 @@ void OBSBasic::RemoveSelectedScene()
QListWidgetItem *item = ui->scenes->takeItem(curIndex);
ui->scenes->insertItem(savedIndex, item);
ui->scenes->setCurrentRow(savedIndex);
currentScene = scene.Get();
ui->scenes->blockSignals(false);
};
@@ -4964,6 +4964,10 @@ void OBSBasic::on_scenes_currentItemChanged(QListWidgetItem *current,
scene = GetOBSRef<OBSScene>(current);
source = obs_scene_get_source(scene);
currentScene = scene;
} else {
currentScene = NULL;
}
SetCurrentScene(source);
@@ -5227,6 +5231,7 @@ void OBSBasic::ChangeSceneIndex(bool relative, int offset, int invalidIdx)
ui->scenes->insertItem(idx + offset, item);
ui->scenes->setCurrentRow(idx + offset);
item->setSelected(true);
currentScene = GetOBSRef<OBSScene>(item).Get();
ui->scenes->blockSignals(false);
OBSProjector::UpdateMultiviewProjectors();