Reduce time it takes to close preview dialog

src/macro-core/macro-tree.cpp

@@ -501,10 +501,13 @@ Qt::ItemFlags MacroTreeModel::flags(const QModelIndex &index) const
 		return QAbstractListModel::flags(index) | Qt::ItemIsDropEnabled;
 	}
 
-	std::shared_ptr<Macro> item =
+	std::shared_ptr<Macro> item;
-		_macros[ModelIndexToMacroIndex(index.row(), _macros)];
+	try {
+		item = _macros.at(ModelIndexToMacroIndex(index.row(), _macros));
+	} catch (const std::out_of_range &) {
+		return QAbstractListModel::flags(index) | Qt::ItemIsDropEnabled;
+	}
 	bool isGroup = item->IsGroup();
-
 	return QAbstractListModel::flags(index) | Qt::ItemIsEditable |
 	       Qt::ItemIsDragEnabled |
 	       (isGroup ? Qt::ItemIsDropEnabled : Qt::NoItemFlags);

src/macro-external/opencv/preview-dialog.cpp

@@ -4,7 +4,6 @@
 #include "utility.hpp"
 
 #include <screenshot-helper.hpp>
-#include <condition_variable>
 
 PreviewDialog::PreviewDialog(QWidget *parent, int delay)
 	: QDialog(parent),
@@ -119,6 +118,7 @@ void PreviewDialog::SelectArea()
 void PreviewDialog::Stop()
 {
 	_stop = true;
+	_cv.notify_all();
 	if (_thread.joinable()) {
 		_thread.join();
 	}
@@ -189,13 +189,12 @@ void PreviewDialog::Start()
 
 void PreviewDialog::CheckForMatchLoop()
 {
-	std::condition_variable cv;
 	while (!_stop) {
 		std::unique_lock<std::mutex> lock(_mtx);
 		auto source = obs_weak_source_get_source(_video.GetVideo());
 		ScreenshotHelper screenshot(source);
 		obs_source_release(source);
-		cv.wait_for(lock, std::chrono::milliseconds(_delay));
+		_cv.wait_for(lock, std::chrono::milliseconds(_delay));
 		if (_stop || isHidden()) {
 			return;
 		}

src/macro-external/opencv/preview-dialog.hpp

@@ -12,6 +12,7 @@
 
 #include <thread>
 #include <mutex>
+#include <condition_variable>
 
 class PreviewDialog : public QDialog {
 	Q_OBJECT
@@ -62,6 +63,7 @@ private:
 	std::atomic_bool _selectingArea = {false};
 
 	std::mutex _mtx;
+	std::condition_variable _cv;
 	std::thread _thread;
 	std::atomic_bool _stop = {true};
 

src/utils/variable.cpp

@@ -103,6 +103,10 @@ QStringList GetVariablesNameList()
 
 void VariableResolvingString::Resolve()
 {
+	if (switcher->variables.empty()) {
+		_resolvedValue = _value;
+		return;
+	}
 	if (_lastResolve == lastVariableChange) {
 		return;
 	}
@@ -131,6 +135,7 @@ void VariableResolvingString::operator=(const char *value)
 void VariableResolvingString::Load(obs_data_t *obj, const char *name)
 {
 	_value = obs_data_get_string(obj, name);
+	Resolve();
 }
 
 void VariableResolvingString::Save(obs_data_t *obj, const char *name) const