Refactor "Variable" action

2026-10-25 10:02:41 -05:00 · 2026-10-19 20:27:03 +02:00
parent a2aac34c75
commit 50daad2a72
21 changed files with 2790 additions and 1828 deletions
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -113,6 +113,22 @@ target_sources(
          lib/macro/macro-action-macro.hpp
          lib/macro/macro-action-queue.cpp
          lib/macro/macro-action-queue.hpp
+          lib/macro/macro-action-variable-basic.cpp
+          lib/macro/macro-action-variable-basic.hpp
+          lib/macro/macro-action-variable-group.cpp
+          lib/macro/macro-action-variable-group.hpp
+          lib/macro/macro-action-variable-input.cpp
+          lib/macro/macro-action-variable-input.hpp
+          lib/macro/macro-action-variable-json.cpp
+          lib/macro/macro-action-variable-json.hpp
+          lib/macro/macro-action-variable-macro.cpp
+          lib/macro/macro-action-variable-macro.hpp
+          lib/macro/macro-action-variable-math.cpp
+          lib/macro/macro-action-variable-math.hpp
+          lib/macro/macro-action-variable-scene.cpp
+          lib/macro/macro-action-variable-scene.hpp
+          lib/macro/macro-action-variable-string.cpp
+          lib/macro/macro-action-variable-string.hpp
          lib/macro/macro-action-variable.cpp
          lib/macro/macro-action-variable.hpp
          lib/macro/macro-action.cpp
--- a/data/locale/en-US.ini
+++ b/data/locale/en-US.ini
@@ -1426,7 +1426,19 @@ AdvSceneSwitcher.action.variable.invalidSelection="Invalid selection!"
 AdvSceneSwitcher.action.variable.actionNoVariableSupport="Getting variable values from %1 actions is not supported!"
 AdvSceneSwitcher.action.variable.conditionNoVariableSupport="Getting variable values from %1 conditions is not supported!"
 AdvSceneSwitcher.action.variable.currentSegmentValue="Current value:"
-AdvSceneSwitcher.action.variable.layout.other="{{actions}}{{variables}}{{variables2}}{{strValue}}{{numValue}}{{segmentIndex}}{{mathExpression}}{{envVariableName}}{{scenes}}{{tempVars}}{{tempVarsHelp}}{{sceneItemIndex}}{{direction}}{{stringLength}}{{paddingCharSelection}}{{caseType}}{{jsonQuery}}{{jsonQueryHelp}}{{jsonIndex}}"
+AdvSceneSwitcher.action.variable.layout.default="{{actions}}{{variables}}"
+AdvSceneSwitcher.action.variable.layout.strValue="{{actions}}{{variables}}{{strValue}}"
+AdvSceneSwitcher.action.variable.layout.variable2="{{actions}}{{variables}}{{variables2}}"
+AdvSceneSwitcher.action.variable.layout.changeCase="{{actions}}{{variables}}{{caseType}}"
+AdvSceneSwitcher.action.variable.layout.queryJson="{{actions}}{{variables}}{{jsonQuery}}{{jsonQueryHelp}}"
+AdvSceneSwitcher.action.variable.layout.accessJsonArray="{{actions}}{{variables}}{{jsonIndex}}"
+AdvSceneSwitcher.action.variable.layout.setToTempvar="{{actions}}{{variables}}{{tempVars}}{{tempVarsHelp}}"
+AdvSceneSwitcher.action.variable.layout.segmentValue="{{actions}}{{variables}}{{segmentIndex}}"
+AdvSceneSwitcher.action.variable.layout.mathExpression="{{actions}}{{variables}}{{mathExpression}}"
+AdvSceneSwitcher.action.variable.layout.numValue="{{actions}}{{variables}}{{numValue}}"
+AdvSceneSwitcher.action.variable.layout.environmentVariable="{{actions}}{{variables}}{{envVariableName}}"
+AdvSceneSwitcher.action.variable.layout.sceneItemName="{{actions}}{{variables}}{{scenes}}{{sceneItemIndex}}"
+AdvSceneSwitcher.action.variable.layout.sceneItemCount="{{actions}}{{variables}}{{scenes}}"
 AdvSceneSwitcher.action.variable.layout.copy="{{actions}}{{variables2}}to{{variables}}"
 AdvSceneSwitcher.action.variable.layout.pad="{{actions}}of{{variables}}to length{{stringLength}}by adding{{paddingCharSelection}}to the{{direction}}"
 AdvSceneSwitcher.action.variable.layout.truncate="{{actions}}of{{variables}}to length{{stringLength}}by removing characters from the{{direction}}"
--- a/data/locale/zh-CN.ini
+++ b/data/locale/zh-CN.ini
@@ -1374,7 +1374,6 @@ AdvSceneSwitcher.action.variable.invalidSelection="无效的选择！"
 AdvSceneSwitcher.action.variable.actionNoVariableSupport="不支持从 %1 操作获取变量值！"
 AdvSceneSwitcher.action.variable.conditionNoVariableSupport="不支持从 %1 条件获取变量值！"
 AdvSceneSwitcher.action.variable.currentSegmentValue="当前值："
-AdvSceneSwitcher.action.variable.layout.other="{{actions}}{{variables}}{{variables2}}{{strValue}}{{numValue}}{{segmentIndex}}{{mathExpression}}{{envVariableName}}{{scenes}}{{tempVars}}{{tempVarsHelp}}{{sceneItemIndex}}{{direction}}{{stringLength}}{{paddingCharSelection}}{{caseType}}{{jsonQuery}}{{jsonQueryHelp}}{{jsonIndex}}"
 AdvSceneSwitcher.action.variable.layout.copy="{{actions}}{{variables2}}到{{variables}}"
 AdvSceneSwitcher.action.variable.layout.pad="{{actions}}{{variables}}到长度{{stringLength}}通过向{{direction}}添加{{paddingCharSelection}}"
 AdvSceneSwitcher.action.variable.layout.truncate="{{actions}}{{variables}}到长度{{stringLength}}通过从{{direction}}删除字符"
--- a/lib/macro/macro-action-variable-basic.cpp
+++ b/lib/macro/macro-action-variable-basic.cpp
@@ -0,0 +1,99 @@
+#include "macro-action-variable-basic.hpp"
+
+namespace advss {
+
+using Action = MacroActionVariable::Action;
+
+static bool registered = RegisterVariableActionGroup(
+	{0,
+	 {
+		 {Action::SET_VALUE, "AdvSceneSwitcher.action.variable.type.set",
+		  "AdvSceneSwitcher.action.variable.layout.strValue", true},
+		 {Action::COPY_VAR, "AdvSceneSwitcher.action.variable.type.copy",
+		  "AdvSceneSwitcher.action.variable.layout.copy"},
+		 {Action::APPEND, "AdvSceneSwitcher.action.variable.type.append",
+		  "AdvSceneSwitcher.action.variable.layout.strValue", true},
+		 {Action::APPEND_VAR,
+		  "AdvSceneSwitcher.action.variable.type.appendVar",
+		  "AdvSceneSwitcher.action.variable.layout.variable2"},
+		 {Action::SWAP_VALUES,
+		  "AdvSceneSwitcher.action.variable.type.swapValues",
+		  "AdvSceneSwitcher.action.variable.layout.variable2"},
+	 },
+	 []() { return std::make_unique<VariableActionBasic>(); },
+	 VariableActionBasicEdit::Create});
+
+static void apppend(Variable &var, const std::string &value)
+{
+	auto currentValue = var.Value();
+	var.SetValue(currentValue + value);
+}
+
+std::unique_ptr<VariableActionGroup> VariableActionBasic::Copy() const
+{
+	return std::make_unique<VariableActionBasic>(*this);
+}
+
+bool VariableActionBasic::Perform(MacroActionVariable &action,
+				  MacroActionVariable::Action type,
+				  Variable &var)
+{
+	switch (type) {
+	case Action::SET_VALUE:
+		var.SetValue(action._strValue);
+		break;
+	case Action::APPEND:
+		apppend(var, action._strValue);
+		break;
+	case Action::COPY_VAR: {
+		auto var2 = action._variable2.lock();
+		if (!var2) {
+			return true;
+		}
+		var.SetValue(var2->Value());
+		break;
+	}
+	case Action::APPEND_VAR: {
+		auto var2 = action._variable2.lock();
+		if (!var2) {
+			return true;
+		}
+		apppend(var, var2->Value());
+		break;
+	}
+	case Action::SWAP_VALUES: {
+		auto var2 = action._variable2.lock();
+		if (!var2) {
+			return true;
+		}
+		auto tempValue = var.Value();
+		var.SetValue(var2->Value());
+		var2->SetValue(tempValue);
+		break;
+	}
+	default:
+		break;
+	}
+	return true;
+}
+
+VariableActionBasicEdit::VariableActionBasicEdit(
+	QWidget *parent, std::shared_ptr<MacroActionVariable> entryData)
+	: VariableActionGroupEdit(parent, entryData)
+{
+	_loading = false;
+}
+
+VariableActionGroupEdit *
+VariableActionBasicEdit::Create(QWidget *parent,
+				std::shared_ptr<MacroActionVariable> entryData)
+{
+	return new VariableActionBasicEdit(parent, entryData);
+}
+
+void VariableActionBasicEdit::SetWidgetVisibility(MacroActionVariable::Action)
+{
+	hide();
+}
+
+} // namespace advss
--- a/lib/macro/macro-action-variable-basic.hpp
+++ b/lib/macro/macro-action-variable-basic.hpp
@@ -0,0 +1,25 @@
+#pragma once
+#include "macro-action-variable-group.hpp"
+
+namespace advss {
+
+class VariableActionBasic : public VariableActionGroup {
+public:
+	std::unique_ptr<VariableActionGroup> Copy() const override;
+	bool Perform(MacroActionVariable &, MacroActionVariable::Action,
+		     Variable &) override;
+};
+
+class VariableActionBasicEdit : public VariableActionGroupEdit {
+	Q_OBJECT
+
+public:
+	VariableActionBasicEdit(QWidget *parent,
+				std::shared_ptr<MacroActionVariable> entryData);
+	static VariableActionGroupEdit *
+	Create(QWidget *parent, std::shared_ptr<MacroActionVariable> entryData);
+	void UpdateEntryData() override {}
+	void SetWidgetVisibility(MacroActionVariable::Action) override;
+};
+
+} // namespace advss
--- a/lib/macro/macro-action-variable-group.cpp
+++ b/lib/macro/macro-action-variable-group.cpp
@@ -0,0 +1,83 @@
+#include "macro-action-variable-group.hpp"
+#include "log-helper.hpp"
+
+#include <algorithm>
+
+namespace advss {
+
+static std::vector<VariableActionGroupInfo> &getGroups()
+{
+	static std::vector<VariableActionGroupInfo> groups;
+	return groups;
+}
+
+bool RegisterVariableActionGroup(const VariableActionGroupInfo &info)
+{
+	for (const auto &option : info.options) {
+		if (GetVariableActionGroupIndex(option.action) != -1) {
+			blog(LOG_WARNING,
+			     "variable action option %d already registered",
+			     static_cast<int>(option.action));
+			return false;
+		}
+	}
+
+	auto &groups = getGroups();
+	auto it = std::upper_bound(groups.begin(), groups.end(), info,
+				   [](const VariableActionGroupInfo &a,
+				      const VariableActionGroupInfo &b) {
+					   return a.order < b.order;
+				   });
+	groups.insert(it, info);
+	return true;
+}
+
+const std::vector<VariableActionGroupInfo> &GetVariableActionGroups()
+{
+	return getGroups();
+}
+
+int GetVariableActionGroupIndex(MacroActionVariable::Action action)
+{
+	const auto &groups = getGroups();
+	for (size_t idx = 0; idx < groups.size(); idx++) {
+		for (const auto &option : groups[idx].options) {
+			if (option.action == action) {
+				return static_cast<int>(idx);
+			}
+		}
+	}
+	return -1;
+}
+
+const VariableActionOption *
+GetVariableActionOption(MacroActionVariable::Action action)
+{
+	for (const auto &group : getGroups()) {
+		for (const auto &option : group.options) {
+			if (option.action == action) {
+				return &option;
+			}
+		}
+	}
+	return nullptr;
+}
+
+VariableActionGroupEdit::VariableActionGroupEdit(
+	QWidget *parent, std::shared_ptr<MacroActionVariable> entryData)
+	: QWidget(parent),
+	  _entryData(entryData)
+{
+}
+
+void VariableActionGroupEdit::UpdateSize()
+{
+	adjustSize();
+	updateGeometry();
+	if (auto parent = parentWidget()) {
+		parent->adjustSize();
+		parent->updateGeometry();
+	}
+}
+
+} // namespace advss
--- a/lib/macro/macro-action-variable-group.hpp
+++ b/lib/macro/macro-action-variable-group.hpp
@@ -0,0 +1,73 @@
+#pragma once
+#include "macro-action-variable.hpp"
+
+#include <QWidget>
+
+#include <functional>
+#include <memory>
+#include <string>
+#include <unordered_map>
+#include <vector>
+
+namespace advss {
+
+struct VariableActionOption {
+	MacroActionVariable::Action action;
+	const char *label;
+	const char *layout = "AdvSceneSwitcher.action.variable.layout.default";
+	bool expandInlineRow = false;
+};
+
+class VariableActionGroup {
+public:
+	virtual ~VariableActionGroup() = default;
+	virtual std::unique_ptr<VariableActionGroup> Copy() const = 0;
+	virtual void Save(obs_data_t *, const MacroActionVariable &) const {}
+	virtual void Load(obs_data_t *, MacroActionVariable &) {}
+	virtual void PostLoad(MacroActionVariable &) {}
+	virtual void ResolveVariables() {}
+	virtual std::vector<TempVariableRef> GetTempVarRefs() const
+	{
+		return {};
+	}
+	// Returning false aborts the macro
+	virtual bool Perform(MacroActionVariable &, MacroActionVariable::Action,
+			     Variable &) = 0;
+};
+
+class VariableActionGroupEdit : public QWidget {
+	Q_OBJECT
+
+public:
+	VariableActionGroupEdit(QWidget *parent,
+				std::shared_ptr<MacroActionVariable> entryData);
+	virtual std::unordered_map<std::string, QWidget *> GetInlineWidgets()
+	{
+		return {};
+	}
+	virtual void UpdateEntryData() = 0;
+	virtual void SetWidgetVisibility(MacroActionVariable::Action) = 0;
+
+protected:
+	void UpdateSize();
+
+	std::shared_ptr<MacroActionVariable> _entryData;
+	bool _loading = true;
+};
+
+struct VariableActionGroupInfo {
+	int order;
+	std::vector<VariableActionOption> options;
+	std::function<std::unique_ptr<VariableActionGroup>()> createData;
+	std::function<VariableActionGroupEdit *(
+		QWidget *, std::shared_ptr<MacroActionVariable>)>
+		createEdit;
+};
+
+bool RegisterVariableActionGroup(const VariableActionGroupInfo &);
+const std::vector<VariableActionGroupInfo> &GetVariableActionGroups();
+int GetVariableActionGroupIndex(MacroActionVariable::Action);
+const VariableActionOption *
+	GetVariableActionOption(MacroActionVariable::Action);
+
+} // namespace advss
--- a/lib/macro/macro-action-variable-input.cpp
+++ b/lib/macro/macro-action-variable-input.cpp
@@ -0,0 +1,324 @@
+#include "macro-action-variable-input.hpp"
+#include "layout-helpers.hpp"
+#include "macro.hpp"
+#include "non-modal-dialog.hpp"
+
+#include <thread>
+
+namespace advss {
+
+using Action = MacroActionVariable::Action;
+
+static bool registered = RegisterVariableActionGroup(
+	{50,
+	 {
+		 {Action::USER_INPUT,
+		  "AdvSceneSwitcher.action.variable.type.askForValue"},
+		 {Action::ENV_VARIABLE,
+		  "AdvSceneSwitcher.action.variable.type.environmentVariable",
+		  "AdvSceneSwitcher.action.variable.layout.environmentVariable",
+		  true},
+	 },
+	 []() { return std::make_unique<VariableActionInput>(); },
+	 VariableActionInputEdit::Create});
+
+struct AskForInputParams {
+	AskForInputParams(const QString &prompt_, const QString &placeholder_,
+			  ValueInputType type_, const QStringList &options_)
+		: prompt(prompt_),
+		  placeholder(placeholder_),
+		  type(type_),
+		  options(options_){};
+	QString prompt;
+	QString placeholder;
+	ValueInputType type;
+	QStringList options;
+	std::optional<std::string> result;
+	std::atomic_bool resultReady = {false};
+};
+
+static void askForInput(void *param)
+{
+	auto parameters =
+		*static_cast<std::shared_ptr<AskForInputParams> *>(param);
+	NonModalMessageDialog *dialog = nullptr;
+	if (parameters->type == ValueInputType::String) {
+		dialog = new NonModalMessageDialog(
+			parameters->prompt, NonModalMessageDialog::Type::INPUT,
+			false);
+		dialog->SetInput(parameters->placeholder);
+	} else {
+		dialog = new NonModalMessageDialog(
+			parameters->prompt, parameters->type,
+			parameters->placeholder.toStdString(),
+			parameters->options);
+	}
+	parameters->result = dialog->GetInput();
+	parameters->resultReady = true;
+}
+
+std::unique_ptr<VariableActionGroup> VariableActionInput::Copy() const
+{
+	return std::make_unique<VariableActionInput>(*this);
+}
+
+void VariableActionInput::Save(obs_data_t *obj,
+			       const MacroActionVariable &) const
+{
+	obs_data_set_bool(obj, "useCustomPrompt", _useCustomPrompt);
+	_inputPrompt.Save(obj, "inputPrompt");
+	obs_data_set_bool(obj, "useInputPlaceholder", _useInputPlaceholder);
+	_inputPlaceholder.Save(obj, "inputPlaceholder");
+	obs_data_set_int(obj, "inputType", static_cast<int>(_inputType));
+	_inputOptions.Save(obj, "inputOptions", "value");
+	_envVariableName.Save(obj, "environmentVariableName");
+}
+
+void VariableActionInput::Load(obs_data_t *obj, MacroActionVariable &)
+{
+	_useCustomPrompt = obs_data_get_bool(obj, "useCustomPrompt");
+	_inputPrompt.Load(obj, "inputPrompt");
+	_useInputPlaceholder = obs_data_get_bool(obj, "useInputPlaceholder");
+	_inputPlaceholder.Load(obj, "inputPlaceholder");
+	obs_data_set_default_int(obj, "inputType",
+				 static_cast<int>(ValueInputType::String));
+	_inputType =
+		static_cast<ValueInputType>(obs_data_get_int(obj, "inputType"));
+	_inputOptions.Load(obj, "inputOptions", "value");
+	_envVariableName.Load(obj, "environmentVariableName");
+}
+
+void VariableActionInput::ResolveVariables()
+{
+	_inputPrompt.ResolveVariables();
+	_inputPlaceholder.ResolveVariables();
+	_inputOptions.ResolveVariables();
+	_envVariableName.ResolveVariables();
+}
+
+bool VariableActionInput::AskForUserInput(MacroActionVariable &action,
+					  Variable &var)
+{
+	QStringList options;
+	for (const auto &option : _inputOptions) {
+		options << QString::fromStdString(option);
+	}
+	auto params = std::make_shared<AskForInputParams>(
+		_useCustomPrompt
+			? QString::fromStdString(_inputPrompt)
+			: QString(obs_module_text(
+					  "AdvSceneSwitcher.action.variable.askForValuePromptDefault"))
+				  .arg(QString::fromStdString(var.Name())),
+		_useCustomPrompt && _useInputPlaceholder
+			? QString::fromStdString(_inputPlaceholder)
+			: "",
+		_inputType, options);
+	obs_queue_task(OBS_TASK_UI, askForInput, &params, false);
+	while (!params->resultReady) {
+		if (action.GetMacro()->GetStop()) {
+			return false;
+		}
+		std::this_thread::sleep_for(std::chrono::milliseconds(100));
+	}
+	if (!params->result.has_value()) {
+		return true;
+	}
+	var.SetValue(*params->result);
+	return true;
+}
+
+bool VariableActionInput::Perform(MacroActionVariable &action,
+				  MacroActionVariable::Action type,
+				  Variable &var)
+{
+	switch (type) {
+	case Action::USER_INPUT:
+		return AskForUserInput(action, var);
+	case Action::ENV_VARIABLE: {
+		auto value = std::getenv(_envVariableName.c_str());
+		if (value) {
+			var.SetValue(value);
+		}
+		return true;
+	}
+	default:
+		return true;
+	}
+}
+
+VariableActionInputEdit::VariableActionInputEdit(
+	QWidget *parent, std::shared_ptr<MacroActionVariable> entryData)
+	: VariableActionGroupEdit(parent, entryData),
+	  _data(entryData ? entryData->GetGroup<VariableActionInput>()
+			  : nullptr),
+	  _promptLayout(new QHBoxLayout()),
+	  _useCustomPrompt(new QCheckBox(this)),
+	  _inputPrompt(new VariableLineEdit(this)),
+	  _placeholderLayout(new QHBoxLayout()),
+	  _useInputPlaceholder(new QCheckBox(this)),
+	  _inputPlaceholder(new VariableLineEdit(this)),
+	  _inputTypeLayout(new QHBoxLayout()),
+	  _inputType(new QComboBox(this)),
+	  _inputOptions(new StringListEdit(this)),
+	  _envVariable(new VariableLineEdit(this))
+{
+	_inputPrompt->setSizePolicy(QSizePolicy::MinimumExpanding,
+				    QSizePolicy::Preferred);
+	_inputOptions->SetMaxStringSize(99999999);
+	PopulateValueInputTypeSelection(_inputType);
+
+	QWidget::connect(_useCustomPrompt, SIGNAL(stateChanged(int)), this,
+			 SLOT(UseCustomPromptChanged(int)));
+	QWidget::connect(_inputPrompt, SIGNAL(editingFinished()), this,
+			 SLOT(InputPromptChanged()));
+	QWidget::connect(_useInputPlaceholder, SIGNAL(stateChanged(int)), this,
+			 SLOT(UseInputPlaceholderChanged(int)));
+	QWidget::connect(_inputPlaceholder, SIGNAL(editingFinished()), this,
+			 SLOT(InputPlaceholderChanged()));
+	QWidget::connect(_inputType, SIGNAL(currentIndexChanged(int)), this,
+			 SLOT(InputTypeChanged(int)));
+	QWidget::connect(_inputOptions,
+			 SIGNAL(StringListChanged(const StringList &)), this,
+			 SLOT(InputOptionsChanged(const StringList &)));
+	QWidget::connect(_envVariable, SIGNAL(editingFinished()), this,
+			 SLOT(EnvVariableChanged()));
+
+	const std::unordered_map<std::string, QWidget *> widgetPlaceholders = {
+		{"{{useCustomPrompt}}", _useCustomPrompt},
+		{"{{inputPrompt}}", _inputPrompt},
+		{"{{useInputPlaceholder}}", _useInputPlaceholder},
+		{"{{inputPlaceholder}}", _inputPlaceholder},
+		{"{{inputType}}", _inputType},
+	};
+	PlaceWidgets(
+		obs_module_text(
+			"AdvSceneSwitcher.action.variable.layout.userInput.type"),
+		_inputTypeLayout, widgetPlaceholders);
+	PlaceWidgets(
+		obs_module_text(
+			"AdvSceneSwitcher.action.variable.layout.userInput.customPrompt"),
+		_promptLayout, widgetPlaceholders);
+	PlaceWidgets(
+		obs_module_text(
+			"AdvSceneSwitcher.action.variable.layout.userInput.placeholder"),
+		_placeholderLayout, widgetPlaceholders);
+
+	auto layout = new QVBoxLayout();
+	layout->setContentsMargins(0, 0, 0, 0);
+	layout->addLayout(_inputTypeLayout);
+	layout->addWidget(_inputOptions);
+	layout->addLayout(_promptLayout);
+	layout->addLayout(_placeholderLayout);
+	setLayout(layout);
+}
+
+VariableActionGroupEdit *
+VariableActionInputEdit::Create(QWidget *parent,
+				std::shared_ptr<MacroActionVariable> entryData)
+{
+	return new VariableActionInputEdit(parent, entryData);
+}
+
+std::unordered_map<std::string, QWidget *>
+VariableActionInputEdit::GetInlineWidgets()
+{
+	return {{"{{envVariableName}}", _envVariable}};
+}
+
+void VariableActionInputEdit::UpdateEntryData()
+{
+	if (!_data) {
+		return;
+	}
+
+	_useCustomPrompt->setChecked(_data->_useCustomPrompt);
+	_inputPrompt->setText(_data->_inputPrompt);
+	_useInputPlaceholder->setChecked(_data->_useInputPlaceholder);
+	_inputPlaceholder->setText(_data->_inputPlaceholder);
+	_inputType->setCurrentIndex(
+		_inputType->findData(static_cast<int>(_data->_inputType)));
+	_inputOptions->SetStringList(_data->_inputOptions);
+	_envVariable->setText(_data->_envVariableName);
+	_loading = false;
+}
+
+void VariableActionInputEdit::SetWidgetVisibility(
+	MacroActionVariable::Action action)
+{
+	if (!_data) {
+		return;
+	}
+
+	const bool isUserInput = action == Action::USER_INPUT;
+	SetLayoutVisible(_inputTypeLayout, isUserInput);
+	_inputOptions->setVisible(
+		isUserInput && _data->_inputType == ValueInputType::Selection);
+	SetLayoutVisible(_promptLayout, isUserInput);
+	_inputPrompt->setVisible(isUserInput && _data->_useCustomPrompt);
+	if (_data->_useCustomPrompt) {
+		RemoveStretchIfPresent(_promptLayout);
+	} else {
+		AddStretchIfNecessary(_promptLayout);
+	}
+	SetLayoutVisible(_placeholderLayout,
+			 isUserInput && _data->_useCustomPrompt);
+	_useInputPlaceholder->setVisible(isUserInput &&
+					 _data->_useCustomPrompt);
+	_inputPlaceholder->setVisible(isUserInput && _data->_useCustomPrompt &&
+				      _data->_useInputPlaceholder);
+	if (_data->_useInputPlaceholder) {
+		RemoveStretchIfPresent(_placeholderLayout);
+	} else {
+		AddStretchIfNecessary(_placeholderLayout);
+	}
+	setVisible(isUserInput);
+	UpdateSize();
+}
+
+void VariableActionInputEdit::UseCustomPromptChanged(int value)
+{
+	GUARD_LOADING_AND_LOCK();
+	_data->_useCustomPrompt = value;
+	SetWidgetVisibility(_entryData->_action);
+}
+
+void VariableActionInputEdit::InputPromptChanged()
+{
+	GUARD_LOADING_AND_LOCK();
+	_data->_inputPrompt = _inputPrompt->text().toStdString();
+}
+
+void VariableActionInputEdit::UseInputPlaceholderChanged(int value)
+{
+	GUARD_LOADING_AND_LOCK();
+	_data->_useInputPlaceholder = value;
+	SetWidgetVisibility(_entryData->_action);
+}
+
+void VariableActionInputEdit::InputPlaceholderChanged()
+{
+	GUARD_LOADING_AND_LOCK();
+	_data->_inputPlaceholder = _inputPlaceholder->text().toStdString();
+}
+
+void VariableActionInputEdit::InputTypeChanged(int)
+{
+	GUARD_LOADING_AND_LOCK();
+	_data->_inputType =
+		static_cast<ValueInputType>(_inputType->currentData().toInt());
+	SetWidgetVisibility(_entryData->_action);
+}
+
+void VariableActionInputEdit::InputOptionsChanged(const StringList &options)
+{
+	GUARD_LOADING_AND_LOCK();
+	_data->_inputOptions = options;
+}
+
+void VariableActionInputEdit::EnvVariableChanged()
+{
+	GUARD_LOADING_AND_LOCK();
+	_data->_envVariableName = _envVariable->text().toStdString();
+}
+
+} // namespace advss
--- a/lib/macro/macro-action-variable-input.hpp
+++ b/lib/macro/macro-action-variable-input.hpp
@@ -0,0 +1,72 @@
+#pragma once
+#include "macro-action-variable-group.hpp"
+#include "string-list.hpp"
+#include "value-input.hpp"
+#include "variable-line-edit.hpp"
+
+namespace advss {
+
+class VariableActionInput : public VariableActionGroup {
+public:
+	std::unique_ptr<VariableActionGroup> Copy() const override;
+	void Save(obs_data_t *, const MacroActionVariable &) const override;
+	void Load(obs_data_t *, MacroActionVariable &) override;
+	void ResolveVariables() override;
+	bool Perform(MacroActionVariable &, MacroActionVariable::Action,
+		     Variable &) override;
+
+	bool _useCustomPrompt = false;
+	StringVariable _inputPrompt = obs_module_text(
+		"AdvSceneSwitcher.action.variable.askForValuePrompt");
+	bool _useInputPlaceholder = false;
+	StringVariable _inputPlaceholder =
+		obs_module_text("AdvSceneSwitcher.enterText");
+	ValueInputType _inputType = ValueInputType::String;
+	StringList _inputOptions = {"value1", "value2", "value3"};
+#ifdef _WIN32
+	StringVariable _envVariableName = "USERPROFILE";
+#else
+	StringVariable _envVariableName = "HOME";
+#endif
+
+private:
+	bool AskForUserInput(MacroActionVariable &, Variable &);
+};
+
+class VariableActionInputEdit : public VariableActionGroupEdit {
+	Q_OBJECT
+
+public:
+	VariableActionInputEdit(QWidget *parent,
+				std::shared_ptr<MacroActionVariable> entryData);
+	static VariableActionGroupEdit *
+	Create(QWidget *parent, std::shared_ptr<MacroActionVariable> entryData);
+	std::unordered_map<std::string, QWidget *> GetInlineWidgets() override;
+	void UpdateEntryData() override;
+	void SetWidgetVisibility(MacroActionVariable::Action) override;
+
+private slots:
+	void UseCustomPromptChanged(int);
+	void InputPromptChanged();
+	void UseInputPlaceholderChanged(int);
+	void InputPlaceholderChanged();
+	void InputTypeChanged(int);
+	void InputOptionsChanged(const StringList &);
+	void EnvVariableChanged();
+
+private:
+	VariableActionInput *_data;
+
+	QHBoxLayout *_promptLayout;
+	QCheckBox *_useCustomPrompt;
+	VariableLineEdit *_inputPrompt;
+	QHBoxLayout *_placeholderLayout;
+	QCheckBox *_useInputPlaceholder;
+	VariableLineEdit *_inputPlaceholder;
+	QHBoxLayout *_inputTypeLayout;
+	QComboBox *_inputType;
+	StringListEdit *_inputOptions;
+	VariableLineEdit *_envVariable;
+};
+
+} // namespace advss
--- a/lib/macro/macro-action-variable-json.cpp
+++ b/lib/macro/macro-action-variable-json.cpp
@@ -0,0 +1,189 @@
+#include "macro-action-variable-json.hpp"
+#include "json-helpers.hpp"
+
+namespace advss {
+
+using Action = MacroActionVariable::Action;
+
+static bool registered = RegisterVariableActionGroup(
+	{20,
+	 {
+		 {Action::EXTRACT_JSON,
+		  "AdvSceneSwitcher.action.variable.type.extractJsonField",
+		  "AdvSceneSwitcher.action.variable.layout.strValue", true},
+		 {Action::QUERY_JSON,
+		  "AdvSceneSwitcher.action.variable.type.queryJson",
+		  "AdvSceneSwitcher.action.variable.layout.queryJson", true},
+		 {Action::ARRAY_JSON,
+		  "AdvSceneSwitcher.action.variable.type.accessJsonArray",
+		  "AdvSceneSwitcher.action.variable.layout.accessJsonArray"},
+	 },
+	 []() { return std::make_unique<VariableActionJson>(); },
+	 VariableActionJsonEdit::Create});
+
+std::unique_ptr<VariableActionGroup> VariableActionJson::Copy() const
+{
+	return std::make_unique<VariableActionJson>(*this);
+}
+
+void VariableActionJson::Save(obs_data_t *obj,
+			      const MacroActionVariable &) const
+{
+	_jsonQuery.Save(obj, "jsonQuery");
+	_jsonIndex.Save(obj, "jsonIndex");
+	obs_data_set_bool(obj, "jsonQueryExtractSingle",
+			  _jsonQueryExtractSingle);
+}
+
+void VariableActionJson::Load(obs_data_t *obj, MacroActionVariable &)
+{
+	_jsonQuery.Load(obj, "jsonQuery");
+	_jsonIndex.Load(obj, "jsonIndex");
+	_jsonQueryExtractSingle =
+		obs_data_get_bool(obj, "jsonQueryExtractSingle");
+}
+
+void VariableActionJson::ResolveVariables()
+{
+	_jsonQuery.ResolveVariables();
+	_jsonIndex.ResolveVariables();
+}
+
+bool VariableActionJson::Perform(MacroActionVariable &action,
+				 MacroActionVariable::Action type,
+				 Variable &var)
+{
+	switch (type) {
+	case Action::EXTRACT_JSON: {
+		auto value = GetJsonField(var.Value(), action._strValue);
+		if (!value.has_value()) {
+			return true;
+		}
+		var.SetValue(*value);
+		return true;
+	}
+	case Action::QUERY_JSON: {
+		auto value = QueryJson(var.Value(), _jsonQuery);
+		if (!value.has_value()) {
+			return true;
+		}
+
+		if (!_jsonQueryExtractSingle) {
+			var.SetValue(*value);
+			return true;
+		}
+
+		auto extracted = ExtractSingleJsonArrayElement(*value);
+		if (extracted.has_value()) {
+			var.SetValue(*extracted);
+		} else {
+			var.SetValue(*value);
+		}
+		return true;
+	}
+	case Action::ARRAY_JSON: {
+		auto value = AccessJsonArrayIndex(var.Value(), _jsonIndex);
+		if (!value.has_value()) {
+			return true;
+		}
+		var.SetValue(*value);
+		return true;
+	}
+	default:
+		return true;
+	}
+}
+
+VariableActionJsonEdit::VariableActionJsonEdit(
+	QWidget *parent, std::shared_ptr<MacroActionVariable> entryData)
+	: VariableActionGroupEdit(parent, entryData),
+	  _data(entryData ? entryData->GetGroup<VariableActionJson>()
+			  : nullptr),
+	  _jsonQuery(new VariableLineEdit(this)),
+	  _jsonQueryHelp(new HelpIcon(
+		  obs_module_text(
+			  "AdvSceneSwitcher.action.variable.type.queryJson.info"),
+		  this)),
+	  _jsonIndex(new VariableSpinBox(this)),
+	  _jsonExtractSingle(new QCheckBox(
+		  obs_module_text(
+			  "AdvSceneSwitcher.action.variable.type.queryJson.extractSingle"),
+		  this)),
+	  _jsonExtractSingleHelp(new HelpIcon(
+		  obs_module_text(
+			  "AdvSceneSwitcher.action.variable.type.queryJson.extractSingle.info"),
+		  this))
+{
+	_jsonIndex->setMaximum(999);
+
+	QWidget::connect(_jsonQuery, SIGNAL(editingFinished()), this,
+			 SLOT(JsonQueryChanged()));
+	QWidget::connect(
+		_jsonIndex,
+		SIGNAL(NumberVariableChanged(const NumberVariable<int> &)),
+		this, SLOT(JsonIndexChanged(const NumberVariable<int> &)));
+	QWidget::connect(_jsonExtractSingle, SIGNAL(stateChanged(int)), this,
+			 SLOT(JsonQueryExtractSingleChanged(int)));
+
+	auto layout = new QHBoxLayout();
+	layout->setContentsMargins(0, 0, 0, 0);
+	layout->addWidget(_jsonExtractSingle);
+	layout->addWidget(_jsonExtractSingleHelp);
+	layout->addStretch();
+	setLayout(layout);
+}
+
+VariableActionGroupEdit *
+VariableActionJsonEdit::Create(QWidget *parent,
+			       std::shared_ptr<MacroActionVariable> entryData)
+{
+	return new VariableActionJsonEdit(parent, entryData);
+}
+
+std::unordered_map<std::string, QWidget *>
+VariableActionJsonEdit::GetInlineWidgets()
+{
+	return {
+		{"{{jsonQuery}}", _jsonQuery},
+		{"{{jsonQueryHelp}}", _jsonQueryHelp},
+		{"{{jsonIndex}}", _jsonIndex},
+	};
+}
+
+void VariableActionJsonEdit::UpdateEntryData()
+{
+	if (!_data) {
+		return;
+	}
+
+	_jsonQuery->setText(_data->_jsonQuery);
+	_jsonIndex->SetValue(_data->_jsonIndex);
+	_jsonExtractSingle->setChecked(_data->_jsonQueryExtractSingle);
+	_loading = false;
+}
+
+void VariableActionJsonEdit::SetWidgetVisibility(
+	MacroActionVariable::Action action)
+{
+	setVisible(action == Action::QUERY_JSON);
+}
+
+void VariableActionJsonEdit::JsonQueryChanged()
+{
+	GUARD_LOADING_AND_LOCK();
+	_data->_jsonQuery = _jsonQuery->text().toStdString();
+}
+
+void VariableActionJsonEdit::JsonIndexChanged(const NumberVariable<int> &value)
+{
+	GUARD_LOADING_AND_LOCK();
+	_data->_jsonIndex = value;
+}
+
+void VariableActionJsonEdit::JsonQueryExtractSingleChanged(int value)
+{
+	GUARD_LOADING_AND_LOCK();
+	_data->_jsonQueryExtractSingle = value;
+}
+
+} // namespace advss
--- a/lib/macro/macro-action-variable-json.hpp
+++ b/lib/macro/macro-action-variable-json.hpp
@@ -0,0 +1,50 @@
+#pragma once
+#include "macro-action-variable-group.hpp"
+#include "help-icon.hpp"
+#include "variable-line-edit.hpp"
+#include "variable-spinbox.hpp"
+
+namespace advss {
+
+class VariableActionJson : public VariableActionGroup {
+public:
+	std::unique_ptr<VariableActionGroup> Copy() const override;
+	void Save(obs_data_t *, const MacroActionVariable &) const override;
+	void Load(obs_data_t *, MacroActionVariable &) override;
+	void ResolveVariables() override;
+	bool Perform(MacroActionVariable &, MacroActionVariable::Action,
+		     Variable &) override;
+
+	StringVariable _jsonQuery = "$.some.nested.value";
+	IntVariable _jsonIndex = 0;
+	bool _jsonQueryExtractSingle = true;
+};
+
+class VariableActionJsonEdit : public VariableActionGroupEdit {
+	Q_OBJECT
+
+public:
+	VariableActionJsonEdit(QWidget *parent,
+			       std::shared_ptr<MacroActionVariable> entryData);
+	static VariableActionGroupEdit *
+	Create(QWidget *parent, std::shared_ptr<MacroActionVariable> entryData);
+	std::unordered_map<std::string, QWidget *> GetInlineWidgets() override;
+	void UpdateEntryData() override;
+	void SetWidgetVisibility(MacroActionVariable::Action) override;
+
+private slots:
+	void JsonQueryChanged();
+	void JsonIndexChanged(const NumberVariable<int> &);
+	void JsonQueryExtractSingleChanged(int);
+
+private:
+	VariableActionJson *_data;
+
+	VariableLineEdit *_jsonQuery;
+	HelpIcon *_jsonQueryHelp;
+	VariableSpinBox *_jsonIndex;
+	QCheckBox *_jsonExtractSingle;
+	HelpIcon *_jsonExtractSingleHelp;
+};
+
+} // namespace advss
--- a/lib/macro/macro-action-variable-macro.cpp
+++ b/lib/macro/macro-action-variable-macro.cpp
@@ -0,0 +1,374 @@
+#include "macro-action-variable-macro.hpp"
+#include "macro-condition-edit.hpp"
+#include "macro-signals.hpp"
+#include "macro.hpp"
+
+namespace advss {
+
+using Action = MacroActionVariable::Action;
+
+static bool registered = RegisterVariableActionGroup(
+	{30,
+	 {
+		 {Action::SET_TO_TEMPVAR,
+		  "AdvSceneSwitcher.action.variable.type.setToTempvar",
+		  "AdvSceneSwitcher.action.variable.layout.setToTempvar"},
+		 {Action::SET_CONDITION_VALUE,
+		  "AdvSceneSwitcher.action.variable.type.setConditionValue",
+		  "AdvSceneSwitcher.action.variable.layout.segmentValue"},
+		 {Action::SET_ACTION_VALUE,
+		  "AdvSceneSwitcher.action.variable.type.setActionValue",
+		  "AdvSceneSwitcher.action.variable.layout.segmentValue"},
+	 },
+	 []() { return std::make_unique<VariableActionMacro>(); },
+	 VariableActionMacroEdit::Create});
+
+static bool isSegmentValueAction(MacroActionVariable::Action action)
+{
+	return action == Action::SET_CONDITION_VALUE ||
+	       action == Action::SET_ACTION_VALUE;
+}
+
+VariableActionMacro::~VariableActionMacro()
+{
+	DecrementCurrentSegmentVariableRef();
+}
+
+std::unique_ptr<VariableActionGroup> VariableActionMacro::Copy() const
+{
+	return std::make_unique<VariableActionMacro>(*this);
+}
+
+void VariableActionMacro::Save(obs_data_t *obj,
+			       const MacroActionVariable &action) const
+{
+	obs_data_set_int(obj, "segmentIdx", GetSegmentIndexValue(action));
+	_tempVar.Save(obj, action.GetMacro());
+}
+
+void VariableActionMacro::Load(obs_data_t *obj, MacroActionVariable &action)
+{
+	_segmentIdxLoadValue = obs_data_get_int(obj, "segmentIdx");
+	_tempVar.Load(obj, action.GetMacro());
+}
+
+void VariableActionMacro::PostLoad(MacroActionVariable &action)
+{
+	SetSegmentIndexValue(action, _segmentIdxLoadValue);
+}
+
+std::vector<TempVariableRef> VariableActionMacro::GetTempVarRefs() const
+{
+	if (_tempVar.HasValidID()) {
+		return {_tempVar};
+	}
+	return {};
+}
+
+bool VariableActionMacro::Perform(MacroActionVariable &action,
+				  MacroActionVariable::Action type,
+				  Variable &var)
+{
+	switch (type) {
+	case Action::SET_CONDITION_VALUE:
+	case Action::SET_ACTION_VALUE: {
+		auto m = action.GetMacro();
+		if (!m) {
+			return true;
+		}
+		if (GetSegmentIndexValue(action) == -1) {
+			return true;
+		}
+		auto segment = _macroSegment.lock();
+		if (!segment) {
+			return true;
+		}
+		var.SetValue(segment->GetVariableValue());
+		return true;
+	}
+	case Action::SET_TO_TEMPVAR: {
+		auto tempVar = _tempVar.GetTempVariable(action.GetMacro());
+		if (!tempVar) {
+			return true;
+		}
+		auto value = tempVar->Value();
+		if (!value) {
+			return true;
+		}
+		var.SetValue(*value);
+		return true;
+	}
+	default:
+		return true;
+	}
+}
+
+void VariableActionMacro::SetSegmentIndexValue(
+	const MacroActionVariable &action, int value)
+{
+	DecrementCurrentSegmentVariableRef();
+
+	auto m = action.GetMacro();
+	if (!m) {
+		_macroSegment.reset();
+		return;
+	}
+
+	if (value < 0) {
+		_macroSegment.reset();
+		return;
+	}
+
+	std::shared_ptr<MacroSegment> segment;
+	if (action._action == Action::SET_CONDITION_VALUE) {
+		if (value < (int)m->Conditions().size()) {
+			segment = m->Conditions().at(value);
+		}
+	} else if (action._action == Action::SET_ACTION_VALUE) {
+		if (value < (int)m->Actions().size()) {
+			segment = m->Actions().at(value);
+		}
+	}
+
+	_macroSegment = segment;
+	if (segment) {
+		IncrementVariableRef(segment.get());
+	}
+}
+
+int VariableActionMacro::GetSegmentIndexValue(
+	const MacroActionVariable &action) const
+{
+	auto m = action.GetMacro();
+	if (!m) {
+		return -1;
+	}
+
+	auto segment = _macroSegment.lock();
+	if (!segment) {
+		return -1;
+	}
+
+	if (action._action == Action::SET_CONDITION_VALUE) {
+		auto it = std::find(m->Conditions().begin(),
+				    m->Conditions().end(), segment);
+		if (it != m->Conditions().end()) {
+			return std::distance(m->Conditions().begin(), it);
+		}
+		return -1;
+	} else if (action._action == Action::SET_ACTION_VALUE) {
+		auto it = std::find(m->Actions().begin(), m->Actions().end(),
+				    segment);
+		if (it != m->Actions().end()) {
+			return std::distance(m->Actions().begin(), it);
+		}
+		return -1;
+	}
+
+	return -1;
+}
+
+void VariableActionMacro::DecrementCurrentSegmentVariableRef()
+{
+	auto segment = _macroSegment.lock();
+	if (!segment) {
+		return;
+	}
+
+	DecrementVariableRef(segment.get());
+}
+
+VariableActionMacroEdit::VariableActionMacroEdit(
+	QWidget *parent, std::shared_ptr<MacroActionVariable> entryData)
+	: VariableActionGroupEdit(parent, entryData),
+	  _data(entryData ? entryData->GetGroup<VariableActionMacro>()
+			  : nullptr),
+	  _segmentIdx(new MacroSegmentSelection(
+		  this, MacroSegmentSelection::Type::CONDITION, false)),
+	  _segmentValueStatus(new QLabel(this)),
+	  _segmentValue(new ResizingPlainTextEdit(this, 10, 1, 1)),
+	  _tempVars(new TempVariableSelection(this)),
+	  _tempVarsHelp(new HelpIcon(
+		  obs_module_text(
+			  "AdvSceneSwitcher.action.variable.type.setToTempvar.help"),
+		  this))
+{
+	_segmentValue->setReadOnly(true);
+
+	QWidget::connect(_segmentIdx,
+			 SIGNAL(SelectionChanged(const IntVariable &)), this,
+			 SLOT(SegmentIndexChanged(const IntVariable &)));
+	QWidget::connect(MacroSignalManager::Instance(),
+			 SIGNAL(SegmentOrderChanged()), this,
+			 SLOT(MacroSegmentOrderChanged()));
+	QWidget::connect(_tempVars,
+			 SIGNAL(SelectionChanged(const TempVariableRef &)),
+			 this, SLOT(SelectionChanged(const TempVariableRef &)));
+
+	auto layout = new QVBoxLayout();
+	layout->setContentsMargins(0, 0, 0, 0);
+	layout->addWidget(_segmentValueStatus);
+	layout->addWidget(_segmentValue);
+	setLayout(layout);
+
+	connect(&_timer, SIGNAL(timeout()), this,
+		SLOT(UpdateSegmentVariableValue()));
+	_timer.start(1500);
+}
+
+VariableActionGroupEdit *
+VariableActionMacroEdit::Create(QWidget *parent,
+				std::shared_ptr<MacroActionVariable> entryData)
+{
+	return new VariableActionMacroEdit(parent, entryData);
+}
+
+std::unordered_map<std::string, QWidget *>
+VariableActionMacroEdit::GetInlineWidgets()
+{
+	return {
+		{"{{segmentIndex}}", _segmentIdx},
+		{"{{tempVars}}", _tempVars},
+		{"{{tempVarsHelp}}", _tempVarsHelp},
+	};
+}
+
+void VariableActionMacroEdit::UpdateEntryData()
+{
+	if (!_data) {
+		return;
+	}
+
+	_segmentIdx->SetValue(_data->GetSegmentIndexValue(*_entryData) + 1);
+	_segmentIdx->SetMacro(_entryData->GetMacro());
+	_tempVars->SetVariable(_data->_tempVar);
+	_loading = false;
+	UpdateSegmentVariableValue();
+}
+
+void VariableActionMacroEdit::SetWidgetVisibility(
+	MacroActionVariable::Action action)
+{
+	if (!_data) {
+		return;
+	}
+
+	if (action == Action::SET_ACTION_VALUE) {
+		_segmentIdx->SetType(MacroSegmentSelection::Type::ACTION);
+	} else if (action == Action::SET_CONDITION_VALUE) {
+		_segmentIdx->SetType(MacroSegmentSelection::Type::CONDITION);
+	}
+
+	_tempVarsHelp->setVisible(action == Action::SET_TO_TEMPVAR &&
+				  !_data->_tempVar.HasValidID());
+	setVisible(isSegmentValueAction(action));
+	UpdateSize();
+}
+
+void VariableActionMacroEdit::SegmentIndexChanged(const IntVariable &val)
+{
+	GUARD_LOADING_AND_LOCK();
+	_data->SetSegmentIndexValue(*_entryData, val - 1);
+}
+
+void VariableActionMacroEdit::SetSegmentValueError(const QString &text)
+{
+	_segmentValueStatus->setText(text);
+	_segmentValue->setPlainText("");
+	_segmentValue->hide();
+	UpdateSize();
+}
+
+void VariableActionMacroEdit::UpdateSegmentVariableValue()
+{
+	if (!_data || !isSegmentValueAction(_entryData->_action)) {
+		return;
+	}
+
+	auto m = _entryData->GetMacro();
+	if (!m) {
+		return;
+	}
+
+	int index = _data->GetSegmentIndexValue(*_entryData);
+	if (index < 0) {
+		SetSegmentValueError(obs_module_text(
+			"AdvSceneSwitcher.action.variable.invalidSelection"));
+		const QSignalBlocker b(_segmentIdx);
+		_segmentIdx->SetValue(0);
+		return;
+	}
+
+	std::shared_ptr<MacroSegment> segment;
+	if (_entryData->_action == Action::SET_ACTION_VALUE) {
+		const auto &actions = m->Actions();
+		if (index < (int)actions.size()) {
+			segment = actions.at(index);
+		}
+	} else if (_entryData->_action == Action::SET_CONDITION_VALUE) {
+		const auto &conditions = m->Conditions();
+		if (index < (int)conditions.size()) {
+			segment = conditions.at(index);
+		}
+	}
+
+	if (!segment) {
+		SetSegmentValueError(obs_module_text(
+			"AdvSceneSwitcher.action.variable.invalidSelection"));
+		return;
+	}
+
+	if (!SupportsVariableValue(segment.get())) {
+		std::string type;
+		QString fmt;
+
+		if (_entryData->_action == Action::SET_ACTION_VALUE) {
+			type = MacroActionFactory::GetActionName(
+				segment->GetId());
+			fmt = QString(obs_module_text(
+				"AdvSceneSwitcher.action.variable.actionNoVariableSupport"));
+		} else if (_entryData->_action == Action::SET_CONDITION_VALUE) {
+			type = MacroConditionFactory::GetConditionName(
+				segment->GetId());
+			fmt = QString(obs_module_text(
+				"AdvSceneSwitcher.action.variable.conditionNoVariableSupport"));
+		}
+		SetSegmentValueError(
+			fmt.arg(QString(obs_module_text(type.c_str()))));
+		return;
+	}
+
+	_segmentValueStatus->setText(obs_module_text(
+		"AdvSceneSwitcher.action.variable.currentSegmentValue"));
+	_segmentValue->show();
+
+	// Only update the text if the value changed to prevent possible text
+	// selections being lost
+	auto previousText = _segmentValue->toPlainText();
+	auto newText = QString::fromStdString(segment->GetVariableValue());
+	if (newText != previousText) {
+		_segmentValue->setPlainText(newText);
+	}
+
+	UpdateSize();
+}
+
+void VariableActionMacroEdit::MacroSegmentOrderChanged()
+{
+	if (!_data) {
+		return;
+	}
+
+	const QSignalBlocker b(_segmentIdx);
+	_segmentIdx->SetValue(_data->GetSegmentIndexValue(*_entryData) + 1);
+}
+
+void VariableActionMacroEdit::SelectionChanged(const TempVariableRef &var)
+{
+	GUARD_LOADING_AND_LOCK();
+	_data->_tempVar = var;
+	IncrementTempVarInUseGeneration();
+	SetWidgetVisibility(_entryData->_action);
+}
+
+} // namespace advss
--- a/lib/macro/macro-action-variable-macro.hpp
+++ b/lib/macro/macro-action-variable-macro.hpp
@@ -0,0 +1,67 @@
+#pragma once
+#include "macro-action-variable-group.hpp"
+#include "help-icon.hpp"
+#include "macro-segment-selection.hpp"
+#include "resizing-text-edit.hpp"
+
+#include <QTimer>
+
+namespace advss {
+
+class VariableActionMacro : public VariableActionGroup {
+public:
+	VariableActionMacro() = default;
+	VariableActionMacro(const VariableActionMacro &) = default;
+	~VariableActionMacro();
+	std::unique_ptr<VariableActionGroup> Copy() const override;
+	void Save(obs_data_t *, const MacroActionVariable &) const override;
+	void Load(obs_data_t *, MacroActionVariable &) override;
+	void PostLoad(MacroActionVariable &) override;
+	std::vector<TempVariableRef> GetTempVarRefs() const override;
+	bool Perform(MacroActionVariable &, MacroActionVariable::Action,
+		     Variable &) override;
+
+	void SetSegmentIndexValue(const MacroActionVariable &, int);
+	int GetSegmentIndexValue(const MacroActionVariable &) const;
+
+	TempVariableRef _tempVar;
+
+private:
+	void DecrementCurrentSegmentVariableRef();
+
+	std::weak_ptr<MacroSegment> _macroSegment;
+	int _segmentIdxLoadValue = -1;
+};
+
+class VariableActionMacroEdit : public VariableActionGroupEdit {
+	Q_OBJECT
+
+public:
+	VariableActionMacroEdit(QWidget *parent,
+				std::shared_ptr<MacroActionVariable> entryData);
+	static VariableActionGroupEdit *
+	Create(QWidget *parent, std::shared_ptr<MacroActionVariable> entryData);
+	std::unordered_map<std::string, QWidget *> GetInlineWidgets() override;
+	void UpdateEntryData() override;
+	void SetWidgetVisibility(MacroActionVariable::Action) override;
+
+private slots:
+	void SegmentIndexChanged(const IntVariable &);
+	void UpdateSegmentVariableValue();
+	void MacroSegmentOrderChanged();
+	void SelectionChanged(const TempVariableRef &var);
+
+private:
+	void SetSegmentValueError(const QString &);
+
+	VariableActionMacro *_data;
+
+	MacroSegmentSelection *_segmentIdx;
+	QLabel *_segmentValueStatus;
+	ResizingPlainTextEdit *_segmentValue;
+	TempVariableSelection *_tempVars;
+	HelpIcon *_tempVarsHelp;
+	QTimer _timer;
+};
+
+} // namespace advss
--- a/lib/macro/macro-action-variable-math.cpp
+++ b/lib/macro/macro-action-variable-math.cpp
@@ -0,0 +1,366 @@
+#include "macro-action-variable-math.hpp"
+#include "layout-helpers.hpp"
+#include "log-helper.hpp"
+#include "math-helpers.hpp"
+
+#include <random>
+
+namespace advss {
+
+using Action = MacroActionVariable::Action;
+
+static bool registered = RegisterVariableActionGroup(
+	{40,
+	 {
+		 {Action::MATH_EXPRESSION,
+		  "AdvSceneSwitcher.action.variable.type.mathExpression",
+		  "AdvSceneSwitcher.action.variable.layout.mathExpression",
+		  true},
+		 {Action::INCREMENT,
+		  "AdvSceneSwitcher.action.variable.type.increment",
+		  "AdvSceneSwitcher.action.variable.layout.numValue"},
+		 {Action::DECREMENT,
+		  "AdvSceneSwitcher.action.variable.type.decrement",
+		  "AdvSceneSwitcher.action.variable.layout.numValue"},
+		 {Action::ROUND_TO_INT,
+		  "AdvSceneSwitcher.action.variable.type.roundToInt"},
+		 {Action::RANDOM_NUMBER,
+		  "AdvSceneSwitcher.action.variable.type.randomNumber"},
+		 {Action::RANDOM_LIST_VALUE,
+		  "AdvSceneSwitcher.action.variable.type.randomListValue"},
+	 },
+	 []() { return std::make_unique<VariableActionMath>(); },
+	 VariableActionMathEdit::Create});
+
+static void modifyNumValue(Variable &var, double val, const bool increment)
+{
+	auto current = var.DoubleValue();
+	if (!current.has_value()) {
+		return;
+	}
+
+	if (increment) {
+		var.SetValue(*current + val);
+	} else {
+		var.SetValue(*current - val);
+	}
+}
+
+std::unique_ptr<VariableActionGroup> VariableActionMath::Copy() const
+{
+	return std::make_unique<VariableActionMath>(*this);
+}
+
+void VariableActionMath::Save(obs_data_t *obj,
+			      const MacroActionVariable &) const
+{
+	_numValue.Save(obj, "numValue");
+	_mathExpression.Save(obj, "mathExpression");
+	_randomNumberStart.Save(obj, "randomNumberStart");
+	_randomNumberEnd.Save(obj, "randomNumberEnd");
+	obs_data_set_bool(obj, "generateInteger", _generateInteger);
+	_randomValues.Save(obj, "randomValues", "value");
+	obs_data_set_bool(obj, "allowRepeatValues", _allowRepeatValues);
+}
+
+void VariableActionMath::Load(obs_data_t *obj, MacroActionVariable &)
+{
+	_mathExpression.Load(obj, "mathExpression");
+
+	// Convert old data format
+	// TODO: Remove in future version
+	if (!obs_data_has_user_value(obj, "version")) {
+		_numValue = obs_data_get_double(obj, "numValue");
+	} else {
+		_numValue.Load(obj, "numValue");
+	}
+
+	_randomNumberStart.Load(obj, "randomNumberStart");
+	_randomNumberEnd.Load(obj, "randomNumberEnd");
+	_generateInteger = obs_data_get_bool(obj, "generateInteger");
+	_randomValues.Load(obj, "randomValues", "value");
+	_allowRepeatValues = obs_data_get_bool(obj, "allowRepeatValues");
+}
+
+void VariableActionMath::ResolveVariables()
+{
+	_mathExpression.ResolveVariables();
+}
+
+void VariableActionMath::HandleMathExpression(Variable &var)
+{
+	auto result = EvalMathExpression(_mathExpression);
+	if (std::holds_alternative<std::string>(result)) {
+		blog(LOG_WARNING, "%s", std::get<std::string>(result).c_str());
+		return;
+	}
+	var.SetValue(std::get<double>(result));
+}
+
+void VariableActionMath::GenerateRandomNumber(Variable &var)
+{
+	static std::random_device rd;
+	static std::mt19937 gen(rd());
+
+	double start = _randomNumberStart;
+	double end = _randomNumberEnd;
+
+	if (start > end) {
+		std::swap(start, end);
+	}
+
+	if (_generateInteger) {
+		std::uniform_int_distribution<int> dis(start, end);
+		var.SetValue(dis(gen));
+	} else {
+		std::uniform_real_distribution<double> dis(start, end);
+		var.SetValue(dis(gen));
+	}
+}
+
+void VariableActionMath::PickRandomValue(Variable &var)
+{
+	static std::random_device rd;
+	static std::mt19937 gen(rd());
+	static const uint8_t maxIter = 255;
+
+	if (_randomValues.isEmpty()) {
+		return;
+	}
+
+	if (_randomValues.size() == 1) {
+		const auto &value = _randomValues.at(0);
+		var.SetValue(value);
+		_lastRandomValue = value;
+	}
+
+	std::uniform_int_distribution<int> dis(0, _randomValues.size() - 1);
+	StringVariable value = _randomValues.at(dis(gen));
+
+	uint8_t iter = 0;
+	for (; !_allowRepeatValues && iter < maxIter &&
+	       _lastRandomValue.has_value() &&
+	       std::string(value) == _lastRandomValue.value();
+	     iter++) {
+		value = _randomValues.at(dis(gen));
+	}
+
+	if (iter == maxIter) {
+		blog(LOG_INFO,
+		     "giving up picking non-repeat random value after %d tries",
+		     maxIter);
+	}
+
+	var.SetValue(value);
+	_lastRandomValue = value;
+}
+
+bool VariableActionMath::Perform(MacroActionVariable &,
+				 MacroActionVariable::Action type,
+				 Variable &var)
+{
+	switch (type) {
+	case Action::MATH_EXPRESSION:
+		HandleMathExpression(var);
+		break;
+	case Action::INCREMENT:
+		modifyNumValue(var, _numValue.GetValue(), true);
+		break;
+	case Action::DECREMENT:
+		modifyNumValue(var, _numValue.GetValue(), false);
+		break;
+	case Action::ROUND_TO_INT: {
+		auto curValue = var.DoubleValue();
+		if (!curValue.has_value()) {
+			break;
+		}
+		var.SetValue(std::to_string(int(std::round(*curValue))));
+		break;
+	}
+	case Action::RANDOM_NUMBER:
+		GenerateRandomNumber(var);
+		break;
+	case Action::RANDOM_LIST_VALUE:
+		PickRandomValue(var);
+		break;
+	default:
+		break;
+	}
+	return true;
+}
+
+VariableActionMathEdit::VariableActionMathEdit(
+	QWidget *parent, std::shared_ptr<MacroActionVariable> entryData)
+	: VariableActionGroupEdit(parent, entryData),
+	  _data(entryData ? entryData->GetGroup<VariableActionMath>()
+			  : nullptr),
+	  _numValue(new VariableDoubleSpinBox(this)),
+	  _mathExpression(new VariableLineEdit(this)),
+	  _mathExpressionResult(new QLabel(this)),
+	  _randomNumberStart(new VariableDoubleSpinBox(this)),
+	  _randomNumberEnd(new VariableDoubleSpinBox(this)),
+	  _generateInteger(new QCheckBox(
+		  obs_module_text(
+			  "AdvSceneSwitcher.action.variable.generateInteger"),
+		  this)),
+	  _randomNumberLayout(new QVBoxLayout()),
+	  _randomValues(new StringListEdit(this)),
+	  _allowRepeatValues(new QCheckBox(
+		  obs_module_text(
+			  "AdvSceneSwitcher.action.variable.type.allowRepeat"),
+		  this)),
+	  _randomValueLayout(new QVBoxLayout())
+{
+	_numValue->setMinimum(-9999999999);
+	_numValue->setMaximum(9999999999);
+	_randomNumberStart->setMinimum(-9999999999);
+	_randomNumberStart->setMaximum(9999999999);
+	_randomNumberEnd->setMinimum(-9999999999);
+	_randomNumberEnd->setMaximum(9999999999);
+	_randomValues->SetMaxStringSize(99999999);
+
+	QWidget::connect(
+		_numValue,
+		SIGNAL(NumberVariableChanged(const NumberVariable<double> &)),
+		this, SLOT(NumValueChanged(const NumberVariable<double> &)));
+	QWidget::connect(_mathExpression, SIGNAL(editingFinished()), this,
+			 SLOT(MathExpressionChanged()));
+	QWidget::connect(
+		_randomNumberStart,
+		SIGNAL(NumberVariableChanged(const NumberVariable<double> &)),
+		this,
+		SLOT(RandomNumberStartChanged(const NumberVariable<double> &)));
+	QWidget::connect(
+		_randomNumberEnd,
+		SIGNAL(NumberVariableChanged(const NumberVariable<double> &)),
+		this,
+		SLOT(RandomNumberEndChanged(const NumberVariable<double> &)));
+	QWidget::connect(_generateInteger, SIGNAL(stateChanged(int)), this,
+			 SLOT(GenerateIntegerChanged(int)));
+	QWidget::connect(_randomValues,
+			 SIGNAL(StringListChanged(const StringList &)), this,
+			 SLOT(RandomValueListChanged(const StringList &)));
+	QWidget::connect(_allowRepeatValues, SIGNAL(stateChanged(int)), this,
+			 SLOT(AllowRepeatValuesChanged(int)));
+
+	auto randomLayout = new QHBoxLayout();
+	PlaceWidgets(
+		obs_module_text(
+			"AdvSceneSwitcher.action.variable.layout.randomNumber"),
+		randomLayout,
+		{{"{{randomNumberStart}}", _randomNumberStart},
+		 {"{{randomNumberEnd}}", _randomNumberEnd}});
+	_randomNumberLayout->addLayout(randomLayout);
+	_randomNumberLayout->addWidget(_generateInteger);
+
+	_randomValueLayout->addWidget(_randomValues);
+	_randomValueLayout->addWidget(_allowRepeatValues);
+
+	auto layout = new QVBoxLayout();
+	layout->setContentsMargins(0, 0, 0, 0);
+	layout->addWidget(_mathExpressionResult);
+	layout->addLayout(_randomNumberLayout);
+	layout->addLayout(_randomValueLayout);
+	setLayout(layout);
+}
+
+VariableActionGroupEdit *
+VariableActionMathEdit::Create(QWidget *parent,
+			       std::shared_ptr<MacroActionVariable> entryData)
+{
+	return new VariableActionMathEdit(parent, entryData);
+}
+
+std::unordered_map<std::string, QWidget *>
+VariableActionMathEdit::GetInlineWidgets()
+{
+	return {
+		{"{{numValue}}", _numValue},
+		{"{{mathExpression}}", _mathExpression},
+	};
+}
+
+void VariableActionMathEdit::UpdateEntryData()
+{
+	if (!_data) {
+		return;
+	}
+
+	_numValue->SetValue(_data->_numValue);
+	_mathExpression->setText(_data->_mathExpression);
+	_randomNumberStart->SetValue(_data->_randomNumberStart);
+	_randomNumberEnd->SetValue(_data->_randomNumberEnd);
+	_generateInteger->setChecked(_data->_generateInteger);
+	_allowRepeatValues->setChecked(_data->_allowRepeatValues);
+	_randomValues->SetStringList(_data->_randomValues);
+	_loading = false;
+}
+
+void VariableActionMathEdit::SetWidgetVisibility(
+	MacroActionVariable::Action action)
+{
+	const bool isRandomNumber = action == Action::RANDOM_NUMBER;
+	const bool isRandomListValue = action == Action::RANDOM_LIST_VALUE;
+	_mathExpressionResult->hide();
+	SetLayoutVisible(_randomNumberLayout, isRandomNumber);
+	SetLayoutVisible(_randomValueLayout, isRandomListValue);
+	setVisible(isRandomNumber || isRandomListValue);
+	UpdateSize();
+}
+
+void VariableActionMathEdit::NumValueChanged(const NumberVariable<double> &value)
+{
+	GUARD_LOADING_AND_LOCK();
+	_data->_numValue = value;
+}
+
+void VariableActionMathEdit::MathExpressionChanged()
+{
+	GUARD_LOADING_AND_LOCK();
+	_data->_mathExpression = _mathExpression->text().toStdString();
+
+	// In case of invalid expression display an error
+	auto result = EvalMathExpression(_data->_mathExpression);
+	auto hasError = std::holds_alternative<std::string>(result);
+	if (hasError) {
+		_mathExpressionResult->setText(
+			QString::fromStdString(std::get<std::string>(result)));
+	}
+	_mathExpressionResult->setVisible(hasError);
+	setVisible(hasError);
+	UpdateSize();
+}
+
+void VariableActionMathEdit::RandomNumberStartChanged(
+	const NumberVariable<double> &value)
+{
+	GUARD_LOADING_AND_LOCK();
+	_data->_randomNumberStart = value;
+}
+
+void VariableActionMathEdit::RandomNumberEndChanged(
+	const NumberVariable<double> &value)
+{
+	GUARD_LOADING_AND_LOCK();
+	_data->_randomNumberEnd = value;
+}
+
+void VariableActionMathEdit::GenerateIntegerChanged(int value)
+{
+	GUARD_LOADING_AND_LOCK();
+	_data->_generateInteger = value;
+}
+
+void VariableActionMathEdit::RandomValueListChanged(const StringList &values)
+{
+	GUARD_LOADING_AND_LOCK();
+	_data->_randomValues = values;
+}
+
+void VariableActionMathEdit::AllowRepeatValuesChanged(int value)
+{
+	GUARD_LOADING_AND_LOCK();
+	_data->_allowRepeatValues = value;
+}
+
+} // namespace advss
--- a/lib/macro/macro-action-variable-math.hpp
+++ b/lib/macro/macro-action-variable-math.hpp
@@ -0,0 +1,73 @@
+#pragma once
+#include "macro-action-variable-group.hpp"
+#include "string-list.hpp"
+#include "variable-line-edit.hpp"
+#include "variable-spinbox.hpp"
+
+#include <optional>
+
+namespace advss {
+
+class VariableActionMath : public VariableActionGroup {
+public:
+	std::unique_ptr<VariableActionGroup> Copy() const override;
+	void Save(obs_data_t *, const MacroActionVariable &) const override;
+	void Load(obs_data_t *, MacroActionVariable &) override;
+	void ResolveVariables() override;
+	bool Perform(MacroActionVariable &, MacroActionVariable::Action,
+		     Variable &) override;
+
+	DoubleVariable _numValue = 0;
+	StringVariable _mathExpression = obs_module_text(
+		"AdvSceneSwitcher.action.variable.mathExpression.example");
+	DoubleVariable _randomNumberStart = 0;
+	DoubleVariable _randomNumberEnd = 100;
+	bool _generateInteger = true;
+	StringList _randomValues = {"value1", "value2", "value3"};
+	bool _allowRepeatValues = true;
+
+private:
+	void HandleMathExpression(Variable &);
+	void GenerateRandomNumber(Variable &);
+	void PickRandomValue(Variable &);
+
+	std::optional<std::string> _lastRandomValue;
+};
+
+class VariableActionMathEdit : public VariableActionGroupEdit {
+	Q_OBJECT
+
+public:
+	VariableActionMathEdit(QWidget *parent,
+			       std::shared_ptr<MacroActionVariable> entryData);
+	static VariableActionGroupEdit *
+	Create(QWidget *parent, std::shared_ptr<MacroActionVariable> entryData);
+	std::unordered_map<std::string, QWidget *> GetInlineWidgets() override;
+	void UpdateEntryData() override;
+	void SetWidgetVisibility(MacroActionVariable::Action) override;
+
+private slots:
+	void NumValueChanged(const NumberVariable<double> &value);
+	void MathExpressionChanged();
+	void RandomNumberStartChanged(const NumberVariable<double> &);
+	void RandomNumberEndChanged(const NumberVariable<double> &);
+	void GenerateIntegerChanged(int);
+	void RandomValueListChanged(const StringList &);
+	void AllowRepeatValuesChanged(int);
+
+private:
+	VariableActionMath *_data;
+
+	VariableDoubleSpinBox *_numValue;
+	VariableLineEdit *_mathExpression;
+	QLabel *_mathExpressionResult;
+	VariableDoubleSpinBox *_randomNumberStart;
+	VariableDoubleSpinBox *_randomNumberEnd;
+	QCheckBox *_generateInteger;
+	QVBoxLayout *_randomNumberLayout;
+	StringListEdit *_randomValues;
+	QCheckBox *_allowRepeatValues;
+	QVBoxLayout *_randomValueLayout;
+};
+
+} // namespace advss
--- a/lib/macro/macro-action-variable-scene.cpp
+++ b/lib/macro/macro-action-variable-scene.cpp
@@ -0,0 +1,169 @@
+#include "macro-action-variable-scene.hpp"
+#include "source-helpers.hpp"
+
+namespace advss {
+
+using Action = MacroActionVariable::Action;
+
+static bool registered = RegisterVariableActionGroup(
+	{60,
+	 {
+		 {Action::SCENE_ITEM_NAME,
+		  "AdvSceneSwitcher.action.variable.type.sceneItemName",
+		  "AdvSceneSwitcher.action.variable.layout.sceneItemName"},
+		 {Action::SCENE_ITEM_COUNT,
+		  "AdvSceneSwitcher.action.variable.type.sceneItemCount",
+		  "AdvSceneSwitcher.action.variable.layout.sceneItemCount"},
+	 },
+	 []() { return std::make_unique<VariableActionScene>(); },
+	 VariableActionSceneEdit::Create});
+
+struct GetSceneItemNameHelper {
+	int curIdx = 0;
+	int targetIdx = 0;
+	std::string name = "";
+};
+
+static bool getSceneItemAtIdx(obs_scene_t *, obs_sceneitem_t *item, void *ptr)
+{
+	auto data = reinterpret_cast<GetSceneItemNameHelper *>(ptr);
+	if (obs_sceneitem_is_group(item)) {
+		obs_scene_t *scene = obs_sceneitem_group_get_scene(item);
+		obs_scene_enum_items(scene, getSceneItemAtIdx, ptr);
+	}
+	if (data->curIdx == data->targetIdx) {
+		data->name =
+			obs_source_get_name(obs_sceneitem_get_source(item));
+		data->curIdx--;
+		return false;
+	}
+	data->curIdx--;
+	return true;
+}
+
+std::unique_ptr<VariableActionGroup> VariableActionScene::Copy() const
+{
+	return std::make_unique<VariableActionScene>(*this);
+}
+
+void VariableActionScene::Save(obs_data_t *obj,
+			       const MacroActionVariable &) const
+{
+	_scene.Save(obj);
+	_sceneItemIndex.Save(obj, "sceneItemIndex");
+}
+
+void VariableActionScene::Load(obs_data_t *obj, MacroActionVariable &)
+{
+	_scene.Load(obj);
+	_sceneItemIndex.Load(obj, "sceneItemIndex");
+}
+
+void VariableActionScene::ResolveVariables()
+{
+	_scene.ResolveVariables();
+	_sceneItemIndex.ResolveVariables();
+}
+
+void VariableActionScene::SetToSceneItemName(Variable &var)
+{
+	auto weakSource = _scene.GetScene();
+	if (!weakSource) {
+		var.SetValue("");
+		return;
+	}
+	auto index = _sceneItemIndex.GetValue();
+	if (index < 1) {
+		var.SetValue("");
+		return;
+	}
+	auto sceneItemCount = GetSceneItemCount(weakSource);
+	OBSSourceAutoRelease source = obs_weak_source_get_source(weakSource);
+	auto scene = obs_scene_from_source(source);
+	GetSceneItemNameHelper data{sceneItemCount, index};
+	obs_scene_enum_items(scene, getSceneItemAtIdx, &data);
+	var.SetValue(data.name);
+}
+
+bool VariableActionScene::Perform(MacroActionVariable &,
+				  MacroActionVariable::Action type,
+				  Variable &var)
+{
+	switch (type) {
+	case Action::SCENE_ITEM_NAME:
+		SetToSceneItemName(var);
+		break;
+	case Action::SCENE_ITEM_COUNT:
+		var.SetValue(GetSceneItemCount(_scene.GetScene(false)));
+		break;
+	default:
+		break;
+	}
+	return true;
+}
+
+VariableActionSceneEdit::VariableActionSceneEdit(
+	QWidget *parent, std::shared_ptr<MacroActionVariable> entryData)
+	: VariableActionGroupEdit(parent, entryData),
+	  _data(entryData ? entryData->GetGroup<VariableActionScene>()
+			  : nullptr),
+	  _scenes(new SceneSelectionWidget(this, true, false, true, true,
+					   true)),
+	  _sceneItemIndex(new VariableSpinBox(this))
+{
+	_sceneItemIndex->setMinimum(1);
+
+	QWidget::connect(_scenes, SIGNAL(SceneChanged(const SceneSelection &)),
+			 this, SLOT(SceneChanged(const SceneSelection &)));
+	QWidget::connect(
+		_sceneItemIndex,
+		SIGNAL(NumberVariableChanged(const NumberVariable<int> &)),
+		this, SLOT(SceneItemIndexChanged(const NumberVariable<int> &)));
+}
+
+VariableActionGroupEdit *
+VariableActionSceneEdit::Create(QWidget *parent,
+				std::shared_ptr<MacroActionVariable> entryData)
+{
+	return new VariableActionSceneEdit(parent, entryData);
+}
+
+std::unordered_map<std::string, QWidget *>
+VariableActionSceneEdit::GetInlineWidgets()
+{
+	return {
+		{"{{scenes}}", _scenes},
+		{"{{sceneItemIndex}}", _sceneItemIndex},
+	};
+}
+
+void VariableActionSceneEdit::UpdateEntryData()
+{
+	if (!_data) {
+		return;
+	}
+
+	_scenes->SetScene(_data->_scene);
+	_sceneItemIndex->SetValue(_data->_sceneItemIndex);
+	_loading = false;
+}
+
+void VariableActionSceneEdit::SetWidgetVisibility(MacroActionVariable::Action)
+{
+	hide();
+}
+
+void VariableActionSceneEdit::SceneChanged(const SceneSelection &scene)
+{
+	GUARD_LOADING_AND_LOCK();
+	_data->_scene = scene;
+}
+
+void VariableActionSceneEdit::SceneItemIndexChanged(
+	const NumberVariable<int> &value)
+{
+	GUARD_LOADING_AND_LOCK();
+	_data->_sceneItemIndex = value;
+}
+
+} // namespace advss
--- a/lib/macro/macro-action-variable-scene.hpp
+++ b/lib/macro/macro-action-variable-scene.hpp
@@ -0,0 +1,47 @@
+#pragma once
+#include "macro-action-variable-group.hpp"
+#include "scene-selection.hpp"
+#include "variable-spinbox.hpp"
+
+namespace advss {
+
+class VariableActionScene : public VariableActionGroup {
+public:
+	std::unique_ptr<VariableActionGroup> Copy() const override;
+	void Save(obs_data_t *, const MacroActionVariable &) const override;
+	void Load(obs_data_t *, MacroActionVariable &) override;
+	void ResolveVariables() override;
+	bool Perform(MacroActionVariable &, MacroActionVariable::Action,
+		     Variable &) override;
+
+	SceneSelection _scene;
+	IntVariable _sceneItemIndex = 1;
+
+private:
+	void SetToSceneItemName(Variable &);
+};
+
+class VariableActionSceneEdit : public VariableActionGroupEdit {
+	Q_OBJECT
+
+public:
+	VariableActionSceneEdit(QWidget *parent,
+				std::shared_ptr<MacroActionVariable> entryData);
+	static VariableActionGroupEdit *
+	Create(QWidget *parent, std::shared_ptr<MacroActionVariable> entryData);
+	std::unordered_map<std::string, QWidget *> GetInlineWidgets() override;
+	void UpdateEntryData() override;
+	void SetWidgetVisibility(MacroActionVariable::Action) override;
+
+private slots:
+	void SceneChanged(const SceneSelection &);
+	void SceneItemIndexChanged(const NumberVariable<int> &);
+
+private:
+	VariableActionScene *_data;
+
+	SceneSelectionWidget *_scenes;
+	VariableSpinBox *_sceneItemIndex;
+};
+
+} // namespace advss
--- a/lib/macro/macro-action-variable-string.cpp
+++ b/lib/macro/macro-action-variable-string.cpp
@@ -0,0 +1,556 @@
+#include "macro-action-variable-string.hpp"
+#include "layout-helpers.hpp"
+#include "log-helper.hpp"
+#include "utility.hpp"
+
+#include <QRegularExpression>
+
+namespace advss {
+
+using Action = MacroActionVariable::Action;
+
+static bool registered = RegisterVariableActionGroup(
+	{10,
+	 {
+		 {Action::PAD, "AdvSceneSwitcher.action.variable.type.padValue",
+		  "AdvSceneSwitcher.action.variable.layout.pad"},
+		 {Action::TRUNCATE,
+		  "AdvSceneSwitcher.action.variable.type.truncateValue",
+		  "AdvSceneSwitcher.action.variable.layout.truncate"},
+		 {Action::SUBSTRING,
+		  "AdvSceneSwitcher.action.variable.type.subString"},
+		 {Action::FIND_AND_REPLACE,
+		  "AdvSceneSwitcher.action.variable.type.findAndReplace"},
+		 {Action::STRING_LENGTH,
+		  "AdvSceneSwitcher.action.variable.type.stringLength",
+		  "AdvSceneSwitcher.action.variable.layout.strValue", true},
+		 {Action::TRIM, "AdvSceneSwitcher.action.variable.type.trim"},
+		 {Action::CHANGE_CASE,
+		  "AdvSceneSwitcher.action.variable.type.changeCase",
+		  "AdvSceneSwitcher.action.variable.layout.changeCase"},
+	 },
+	 []() { return std::make_unique<VariableActionString>(); },
+	 VariableActionStringEdit::Create});
+
+static std::string truncate(const std::string &input,
+			    VariableActionString::Direction direction,
+			    size_t length)
+{
+	if (input.length() <= length) {
+		return input;
+	}
+
+	if (direction == VariableActionString::Direction::RIGHT) {
+		return input.substr(0, length);
+	} else {
+		return input.substr(input.length() - length);
+	}
+}
+
+static std::string pad(const std::string &input,
+		       VariableActionString::Direction direction, size_t length,
+		       char paddingChar)
+{
+	if (input.length() >= length) {
+		return input;
+	}
+
+	if (direction == VariableActionString::Direction::RIGHT) {
+		return input +
+		       std::string(length - input.length(), paddingChar);
+	} else {
+		return std::string(length - input.length(), paddingChar) +
+		       input;
+	}
+}
+
+std::unique_ptr<VariableActionGroup> VariableActionString::Copy() const
+{
+	return std::make_unique<VariableActionString>(*this);
+}
+
+void VariableActionString::Save(obs_data_t *obj,
+				const MacroActionVariable &) const
+{
+	_subStringStart.Save(obj, "subStringStart");
+	_subStringSize.Save(obj, "subStringSize");
+	obs_data_set_string(obj, "regexPattern", _regexPattern.c_str());
+	_regexMatchIdx.Save(obj, "regexMatchIdx");
+	_findRegex.Save(obj, "findRegex");
+	_findStr.Save(obj, "findStr");
+	_replaceStr.Save(obj, "replaceStr");
+	_subStringRegex.Save(obj);
+	obs_data_set_int(obj, "direction", static_cast<int>(_direction));
+	_stringLength.Save(obj, "stringLength");
+	obs_data_set_int(obj, "paddingChar", _paddingChar);
+	obs_data_set_int(obj, "caseType", static_cast<int>(_caseType));
+}
+
+void VariableActionString::Load(obs_data_t *obj, MacroActionVariable &)
+{
+	_subStringRegex.Load(obj);
+	_regexPattern = obs_data_get_string(obj, "regexPattern");
+	_findRegex.Load(obj, "findRegex");
+	_findStr.Load(obj, "findStr");
+	_replaceStr.Load(obj, "replaceStr");
+	_direction = static_cast<Direction>(obs_data_get_int(obj, "direction"));
+	_stringLength.Load(obj, "stringLength");
+	if (obs_data_has_user_value(obj, "paddingChar")) {
+		_paddingChar = obs_data_get_int(obj, "paddingChar");
+	} else {
+		_paddingChar = ' ';
+	}
+	_caseType = static_cast<CaseType>(obs_data_get_int(obj, "caseType"));
+
+	// Convert old data format
+	// TODO: Remove in future version
+	if (!obs_data_has_user_value(obj, "version")) {
+		_subStringStart = obs_data_get_int(obj, "subStringStart") + 1;
+		_subStringSize = obs_data_get_int(obj, "subStringSize");
+		_regexMatchIdx = obs_data_get_int(obj, "regexMatchIdx") + 1;
+	} else {
+		_subStringStart.Load(obj, "subStringStart");
+		_subStringSize.Load(obj, "subStringSize");
+		_regexMatchIdx.Load(obj, "regexMatchIdx");
+	}
+}
+
+void VariableActionString::ResolveVariables()
+{
+	_findStr.ResolveVariables();
+	_replaceStr.ResolveVariables();
+}
+
+void VariableActionString::HandleIndexSubString(Variable &var)
+{
+	const auto curValue = var.Value();
+	const auto subStringSize = _subStringSize.GetValue();
+	const auto subStringStart = _subStringStart.GetValue() - 1;
+
+	try {
+		if (subStringSize == 0) {
+			var.SetValue(curValue.substr(subStringStart));
+			return;
+		}
+
+		var.SetValue(curValue.substr(subStringStart, subStringSize));
+	} catch (const std::out_of_range &) {
+		vblog(LOG_WARNING,
+		      "invalid start index \"%d\" selected for substring of \"%s\" of variable \"%s\"",
+		      subStringStart, curValue.c_str(), var.Name().c_str());
+	}
+}
+
+void VariableActionString::HandleRegexSubString(Variable &var)
+{
+	const auto curValue = var.Value();
+	auto regex = _subStringRegex.GetRegularExpression(_regexPattern);
+	if (!regex.isValid()) {
+		return;
+	}
+
+	auto it = regex.globalMatch(QString::fromStdString(curValue));
+	const auto regexMatchIndex = _regexMatchIdx.GetValue() - 1;
+	for (int idx = 0; idx < regexMatchIndex; idx++) {
+		if (!it.hasNext()) {
+			return;
+		}
+		it.next();
+	}
+
+	if (!it.hasNext()) {
+		return;
+	}
+
+	auto match = it.next();
+	var.SetValue(match.captured(0).toStdString());
+}
+
+void VariableActionString::HandleFindAndReplace(Variable &var)
+{
+	auto value = var.Value();
+	if (!_findRegex.Enabled()) {
+		ReplaceAll(value, _findStr, _replaceStr);
+		var.SetValue(value);
+		return;
+	}
+
+	QString replacement = QString::fromStdString(_replaceStr);
+	auto regex = _findRegex.GetRegularExpression(_findStr);
+	auto result = QString::fromStdString(value);
+	result = result.replace(regex, replacement);
+	var.SetValue(result.toStdString());
+}
+
+void VariableActionString::HandleCaseChange(Variable &var)
+{
+	auto value = QString::fromStdString(var.Value());
+
+	switch (_caseType) {
+	case CaseType::LOWER_CASE:
+		var.SetValue(value.toLower().toStdString());
+		break;
+	case CaseType::UPPER_CASE:
+		var.SetValue(value.toUpper().toStdString());
+		break;
+	case CaseType::CAPITALIZED: {
+		if (value.isEmpty()) {
+			return;
+		}
+
+		value[0] = value[0].toUpper();
+		var.SetValue(value.toStdString());
+		break;
+	}
+	case CaseType::START_CASE: {
+		auto partList = value.split(QRegularExpression("\\b"));
+
+		for (auto &part : partList) {
+			if (part.isEmpty()) {
+				continue;
+			}
+
+			part[0] = part[0].toUpper();
+		}
+
+		var.SetValue(partList.join("").toStdString());
+
+		break;
+	}
+	}
+}
+
+bool VariableActionString::Perform(MacroActionVariable &action,
+				   MacroActionVariable::Action type,
+				   Variable &var)
+{
+	switch (type) {
+	case Action::PAD:
+		var.SetValue(pad(var.Value(), _direction, _stringLength,
+				 _paddingChar));
+		break;
+	case Action::TRUNCATE:
+		var.SetValue(truncate(var.Value(), _direction, _stringLength));
+		break;
+	case Action::SUBSTRING:
+		if (_subStringRegex.Enabled()) {
+			HandleRegexSubString(var);
+			break;
+		}
+		HandleIndexSubString(var);
+		break;
+	case Action::FIND_AND_REPLACE:
+		HandleFindAndReplace(var);
+		break;
+	case Action::STRING_LENGTH:
+		var.SetValue(std::string(action._strValue).length());
+		break;
+	case Action::TRIM:
+		var.SetValue(QString::fromStdString(var.Value())
+				     .trimmed()
+				     .toStdString());
+		break;
+	case Action::CHANGE_CASE:
+		HandleCaseChange(var);
+		break;
+	default:
+		break;
+	}
+	return true;
+}
+
+static void populateCaseTypeSelection(QComboBox *list)
+{
+	const static std::map<VariableActionString::CaseType, std::string>
+		caseTypes = {
+			{VariableActionString::CaseType::LOWER_CASE,
+			 "AdvSceneSwitcher.action.variable.case.type.lowerCase"},
+			{VariableActionString::CaseType::UPPER_CASE,
+			 "AdvSceneSwitcher.action.variable.case.type.upperCase"},
+			{VariableActionString::CaseType::CAPITALIZED,
+			 "AdvSceneSwitcher.action.variable.case.type.capitalized"},
+			{VariableActionString::CaseType::START_CASE,
+			 "AdvSceneSwitcher.action.variable.case.type.startCase"},
+		};
+
+	for (const auto &[type, name] : caseTypes) {
+		list->addItem(obs_module_text(name.c_str()),
+			      static_cast<int>(type));
+	}
+}
+
+static void populateDirectionSelection(QComboBox *list)
+{
+	list->addItems(
+		QStringList()
+		<< obs_module_text(
+			   "AdvSceneSwitcher.action.variable.truncateOrPadDirection.left")
+		<< obs_module_text(
+			   "AdvSceneSwitcher.action.variable.truncateOrPadDirection.right"));
+}
+
+VariableActionStringEdit::VariableActionStringEdit(
+	QWidget *parent, std::shared_ptr<MacroActionVariable> entryData)
+	: VariableActionGroupEdit(parent, entryData),
+	  _data(entryData ? entryData->GetGroup<VariableActionString>()
+			  : nullptr),
+	  _substringLayout(new QVBoxLayout()),
+	  _subStringControlsLayout(new QHBoxLayout()),
+	  _subStringStart(new VariableSpinBox(this)),
+	  _subStringSize(new VariableSpinBox(this)),
+	  _subStringRegex(new RegexConfigWidget(this)),
+	  _regexPattern(new ResizingPlainTextEdit(this, 10, 1, 1)),
+	  _regexMatchIdx(new VariableSpinBox(this)),
+	  _findReplaceLayout(new QHBoxLayout()),
+	  _findRegex(new RegexConfigWidget(this)),
+	  _findStr(new VariableTextEdit(this, 10, 1, 1)),
+	  _replaceStr(new VariableTextEdit(this, 10, 1, 1)),
+	  _direction(new QComboBox(this)),
+	  _stringLength(new VariableSpinBox(this)),
+	  _paddingCharSelection(new SingleCharSelection(this)),
+	  _caseType(new FilterComboBox(this))
+{
+	_subStringStart->setMinimum(1);
+	_subStringStart->setMaximum(99999);
+	_subStringStart->setSpecialValueText(obs_module_text(
+		"AdvSceneSwitcher.action.variable.subString.begin"));
+	_subStringSize->setMinimum(0);
+	_subStringSize->setMaximum(99999);
+	_subStringSize->setSpecialValueText(obs_module_text(
+		"AdvSceneSwitcher.action.variable.subString.all"));
+	_regexMatchIdx->setMinimum(1);
+	_regexMatchIdx->setMaximum(999);
+	_regexMatchIdx->setSuffix(".");
+	_replaceStr->setToolTip(obs_module_text(
+		"AdvSceneSwitcher.action.variable.findAndReplace.replace.tooltip"));
+	_stringLength->setMaximum(999);
+	populateDirectionSelection(_direction);
+	populateCaseTypeSelection(_caseType);
+
+	QWidget::connect(
+		_subStringStart,
+		SIGNAL(NumberVariableChanged(const NumberVariable<int> &)),
+		this, SLOT(SubStringStartChanged(const NumberVariable<int> &)));
+	QWidget::connect(
+		_subStringSize,
+		SIGNAL(NumberVariableChanged(const NumberVariable<int> &)),
+		this, SLOT(SubStringSizeChanged(const NumberVariable<int> &)));
+	QWidget::connect(_subStringRegex,
+			 SIGNAL(RegexConfigChanged(const RegexConfig &)), this,
+			 SLOT(SubStringRegexChanged(const RegexConfig &)));
+	QWidget::connect(_regexPattern, SIGNAL(textChanged()), this,
+			 SLOT(RegexPatternChanged()));
+	QWidget::connect(
+		_regexMatchIdx,
+		SIGNAL(NumberVariableChanged(const NumberVariable<int> &)),
+		this, SLOT(RegexMatchIdxChanged(const NumberVariable<int> &)));
+	QWidget::connect(_findRegex,
+			 SIGNAL(RegexConfigChanged(const RegexConfig &)), this,
+			 SLOT(FindRegexChanged(const RegexConfig &)));
+	QWidget::connect(_findStr, SIGNAL(textChanged()), this,
+			 SLOT(FindStrValueChanged()));
+	QWidget::connect(_replaceStr, SIGNAL(textChanged()), this,
+			 SLOT(ReplaceStrValueChanged()));
+	QWidget::connect(_direction, SIGNAL(currentIndexChanged(int)), this,
+			 SLOT(DirectionChanged(int)));
+	QWidget::connect(
+		_stringLength,
+		SIGNAL(NumberVariableChanged(const NumberVariable<int> &)),
+		this, SLOT(StringLengthChanged(const NumberVariable<int> &)));
+	QWidget::connect(_paddingCharSelection,
+			 SIGNAL(CharChanged(const QString &)), this,
+			 SLOT(CharSelectionChanged(const QString &)));
+	QWidget::connect(_caseType, SIGNAL(currentIndexChanged(int)), this,
+			 SLOT(CaseTypeChanged(int)));
+
+	PlaceWidgets(
+		obs_module_text(
+			"AdvSceneSwitcher.action.variable.layout.findAndReplace"),
+		_findReplaceLayout,
+		{{"{{findStr}}", _findStr},
+		 {"{{findRegex}}", _findRegex},
+		 {"{{replaceStr}}", _replaceStr}},
+		false);
+
+	auto regexConfigLayout = new QHBoxLayout;
+	regexConfigLayout->addWidget(_subStringRegex);
+	regexConfigLayout->addStretch();
+
+	_substringLayout->addLayout(_subStringControlsLayout);
+	_substringLayout->addWidget(_regexPattern);
+	_substringLayout->addLayout(regexConfigLayout);
+
+	auto layout = new QVBoxLayout;
+	layout->setContentsMargins(0, 0, 0, 0);
+	layout->addLayout(_substringLayout);
+	layout->addLayout(_findReplaceLayout);
+	setLayout(layout);
+}
+
+VariableActionGroupEdit *
+VariableActionStringEdit::Create(QWidget *parent,
+				 std::shared_ptr<MacroActionVariable> entryData)
+{
+	return new VariableActionStringEdit(parent, entryData);
+}
+
+std::unordered_map<std::string, QWidget *>
+VariableActionStringEdit::GetInlineWidgets()
+{
+	return {
+		{"{{direction}}", _direction},
+		{"{{stringLength}}", _stringLength},
+		{"{{paddingCharSelection}}", _paddingCharSelection},
+		{"{{caseType}}", _caseType},
+	};
+}
+
+void VariableActionStringEdit::UpdateEntryData()
+{
+	if (!_data) {
+		return;
+	}
+
+	_subStringStart->SetValue(_data->_subStringStart);
+	_subStringSize->SetValue(_data->_subStringSize);
+	_subStringRegex->SetRegexConfig(_data->_subStringRegex);
+	_findRegex->SetRegexConfig(_data->_findRegex);
+	_regexPattern->setPlainText(
+		QString::fromStdString(_data->_regexPattern));
+	_regexMatchIdx->SetValue(_data->_regexMatchIdx);
+	_findStr->setPlainText(_data->_findStr);
+	_replaceStr->setPlainText(_data->_replaceStr);
+	_direction->setCurrentIndex(static_cast<int>(_data->_direction));
+	_stringLength->SetValue(_data->_stringLength);
+	_paddingCharSelection->setText(QChar::fromLatin1(_data->_paddingChar));
+	_caseType->setCurrentIndex(
+		_caseType->findData(static_cast<int>(_data->_caseType)));
+	_loading = false;
+}
+
+void VariableActionStringEdit::SetWidgetVisibility(
+	MacroActionVariable::Action action)
+{
+	if (!_data) {
+		return;
+	}
+
+	const std::unordered_map<std::string, QWidget *> substringWidgets = {
+		{"{{subStringRegex}}", _subStringRegex},
+		{"{{subStringStart}}", _subStringStart},
+		{"{{subStringSize}}", _subStringSize},
+		{"{{regexMatchIdx}}", _regexMatchIdx},
+	};
+	for (const auto &[_, widget] : substringWidgets) {
+		_subStringControlsLayout->removeWidget(widget);
+	}
+	ClearLayout(_subStringControlsLayout);
+
+	const bool showRegex = _data->_subStringRegex.Enabled();
+	PlaceWidgets(
+		obs_module_text(
+			showRegex
+				? "AdvSceneSwitcher.action.variable.layout.substringRegex"
+				: "AdvSceneSwitcher.action.variable.layout.substringIndex"),
+		_subStringControlsLayout, substringWidgets);
+	_subStringStart->setVisible(!showRegex);
+	_subStringSize->setVisible(!showRegex);
+	_regexMatchIdx->setVisible(showRegex);
+
+	const bool isSubstring = action == Action::SUBSTRING;
+	const bool isFindAndReplace = action == Action::FIND_AND_REPLACE;
+	SetLayoutVisible(_substringLayout, isSubstring);
+	_regexPattern->setVisible(showRegex && isSubstring);
+	SetLayoutVisible(_findReplaceLayout, isFindAndReplace);
+	setVisible(isSubstring || isFindAndReplace);
+
+	UpdateSize();
+}
+
+void VariableActionStringEdit::SubStringStartChanged(
+	const NumberVariable<int> &start)
+{
+	GUARD_LOADING_AND_LOCK();
+	_data->_subStringStart = start;
+}
+
+void VariableActionStringEdit::SubStringSizeChanged(
+	const NumberVariable<int> &size)
+{
+	GUARD_LOADING_AND_LOCK();
+	_data->_subStringSize = size;
+}
+
+void VariableActionStringEdit::SubStringRegexChanged(const RegexConfig &conf)
+{
+	GUARD_LOADING_AND_LOCK();
+	_data->_subStringRegex = conf;
+	SetWidgetVisibility(_entryData->_action);
+}
+
+void VariableActionStringEdit::RegexPatternChanged()
+{
+	GUARD_LOADING_AND_LOCK();
+	_data->_regexPattern = _regexPattern->toPlainText().toStdString();
+	UpdateSize();
+}
+
+void VariableActionStringEdit::RegexMatchIdxChanged(
+	const NumberVariable<int> &index)
+{
+	GUARD_LOADING_AND_LOCK();
+	_data->_regexMatchIdx = index;
+}
+
+void VariableActionStringEdit::FindStrValueChanged()
+{
+	GUARD_LOADING_AND_LOCK();
+	_data->_findStr = _findStr->toPlainText().toStdString();
+	UpdateSize();
+}
+
+void VariableActionStringEdit::FindRegexChanged(const RegexConfig &conf)
+{
+	GUARD_LOADING_AND_LOCK();
+	_data->_findRegex = conf;
+	UpdateSize();
+}
+
+void VariableActionStringEdit::ReplaceStrValueChanged()
+{
+	GUARD_LOADING_AND_LOCK();
+	_data->_replaceStr = _replaceStr->toPlainText().toStdString();
+	UpdateSize();
+}
+
+void VariableActionStringEdit::DirectionChanged(int value)
+{
+	GUARD_LOADING_AND_LOCK();
+	_data->_direction = static_cast<VariableActionString::Direction>(value);
+}
+
+void VariableActionStringEdit::StringLengthChanged(
+	const NumberVariable<int> &value)
+{
+	GUARD_LOADING_AND_LOCK();
+	_data->_stringLength = value;
+}
+
+void VariableActionStringEdit::CharSelectionChanged(const QString &character)
+{
+	GUARD_LOADING_AND_LOCK();
+	if (character.isEmpty()) {
+		_data->_paddingChar = ' ';
+	} else {
+		_data->_paddingChar = character.toStdString().at(0);
+	}
+}
+
+void VariableActionStringEdit::CaseTypeChanged(int index)
+{
+	GUARD_LOADING_AND_LOCK();
+	_data->_caseType = static_cast<VariableActionString::CaseType>(
+		_caseType->itemData(index).toInt());
+}
+
+} // namespace advss
--- a/lib/macro/macro-action-variable-string.hpp
+++ b/lib/macro/macro-action-variable-string.hpp
@@ -0,0 +1,95 @@
+#pragma once
+#include "macro-action-variable-group.hpp"
+#include "regex-config.hpp"
+#include "resizing-text-edit.hpp"
+#include "single-char-selection.hpp"
+#include "variable-spinbox.hpp"
+
+namespace advss {
+
+class VariableActionString : public VariableActionGroup {
+public:
+	std::unique_ptr<VariableActionGroup> Copy() const override;
+	void Save(obs_data_t *, const MacroActionVariable &) const override;
+	void Load(obs_data_t *, MacroActionVariable &) override;
+	void ResolveVariables() override;
+	bool Perform(MacroActionVariable &, MacroActionVariable::Action,
+		     Variable &) override;
+
+	enum class Direction { LEFT, RIGHT };
+	enum class CaseType {
+		LOWER_CASE,
+		UPPER_CASE,
+		CAPITALIZED,
+		START_CASE,
+	};
+
+	IntVariable _subStringStart = 0;
+	IntVariable _subStringSize = 0;
+	RegexConfig _subStringRegex = RegexConfig::PartialMatchRegexConfig();
+	std::string _regexPattern = ".*";
+	IntVariable _regexMatchIdx = 0;
+	RegexConfig _findRegex;
+	StringVariable _findStr = obs_module_text(
+		"AdvSceneSwitcher.action.variable.findAndReplace.find");
+	StringVariable _replaceStr = obs_module_text(
+		"AdvSceneSwitcher.action.variable.findAndReplace.replace");
+	Direction _direction = Direction::LEFT;
+	IntVariable _stringLength = 1;
+	char _paddingChar = '0';
+	CaseType _caseType = CaseType::LOWER_CASE;
+
+private:
+	void HandleIndexSubString(Variable &);
+	void HandleRegexSubString(Variable &);
+	void HandleFindAndReplace(Variable &);
+	void HandleCaseChange(Variable &);
+};
+
+class VariableActionStringEdit : public VariableActionGroupEdit {
+	Q_OBJECT
+
+public:
+	VariableActionStringEdit(QWidget *parent,
+				 std::shared_ptr<MacroActionVariable> entryData);
+	static VariableActionGroupEdit *
+	Create(QWidget *parent, std::shared_ptr<MacroActionVariable> entryData);
+	std::unordered_map<std::string, QWidget *> GetInlineWidgets() override;
+	void UpdateEntryData() override;
+	void SetWidgetVisibility(MacroActionVariable::Action) override;
+
+private slots:
+	void SubStringStartChanged(const NumberVariable<int> &start);
+	void SubStringSizeChanged(const NumberVariable<int> &size);
+	void SubStringRegexChanged(const RegexConfig &conf);
+	void RegexPatternChanged();
+	void RegexMatchIdxChanged(const NumberVariable<int> &index);
+	void FindStrValueChanged();
+	void FindRegexChanged(const RegexConfig &conf);
+	void ReplaceStrValueChanged();
+	void DirectionChanged(int);
+	void StringLengthChanged(const NumberVariable<int> &);
+	void CharSelectionChanged(const QString &);
+	void CaseTypeChanged(int index);
+
+private:
+	VariableActionString *_data;
+
+	QVBoxLayout *_substringLayout;
+	QHBoxLayout *_subStringControlsLayout;
+	VariableSpinBox *_subStringStart;
+	VariableSpinBox *_subStringSize;
+	RegexConfigWidget *_subStringRegex;
+	ResizingPlainTextEdit *_regexPattern;
+	VariableSpinBox *_regexMatchIdx;
+	QHBoxLayout *_findReplaceLayout;
+	RegexConfigWidget *_findRegex;
+	VariableTextEdit *_findStr;
+	VariableTextEdit *_replaceStr;
+	QComboBox *_direction;
+	VariableSpinBox *_stringLength;
+	SingleCharSelection *_paddingCharSelection;
+	FilterComboBox *_caseType;
+};
+
+} // namespace advss
--- a/lib/macro/macro-action-variable.cpp
+++ b/lib/macro/macro-action-variable.cpp
--- a/lib/macro/macro-action-variable.hpp
+++ b/lib/macro/macro-action-variable.hpp
@@ -1,23 +1,21 @@
 #pragma once
 #include "macro-action-edit.hpp"
-#include "help-icon.hpp"
-#include "macro-segment-selection.hpp"
-#include "regex-config.hpp"
-#include "resizing-text-edit.hpp"
-#include "scene-selection.hpp"
-#include "single-char-selection.hpp"
-#include "string-list.hpp"
-#include "value-input.hpp"
-#include "variable-line-edit.hpp"
 #include "variable-ref.hpp"
 #include "variable-text-edit.hpp"
-#include "variable-spinbox.hpp"
+#include "variable.hpp"
+
+#include <memory>
+#include <vector>

 namespace advss {

+class VariableActionGroup;
+class VariableActionGroupEdit;
+
 class MacroActionVariable : public MacroAction {
 public:
-	MacroActionVariable(Macro *m) : MacroAction(m) {}
+	MacroActionVariable(Macro *m);
+	MacroActionVariable(const MacroActionVariable &);
 	~MacroActionVariable();
 	bool PerformAction();
 	bool Save(obs_data_t *obj) const;
@@ -28,10 +26,19 @@ public:
 	std::vector<TempVariableRef> GetTempVarRefs() const;
 	static std::shared_ptr<MacroAction> Create(Macro *m);
 	std::shared_ptr<MacroAction> Copy() const;
-	void SetSegmentIndexValue(int);
-	int GetSegmentIndexValue() const;
 	void ResolveVariablesToFixedValues();

+	template<class T> T *GetGroup() const
+	{
+		for (const auto &group : _groups) {
+			if (auto result = dynamic_cast<T *>(group.get())) {
+				return result;
+			}
+		}
+		return nullptr;
+	}
+
+	// Values are persisted, do not change existing ones
 	enum class Action {
 		SET_VALUE,
 		APPEND,
@@ -67,74 +74,10 @@ public:
 	VariableRef _variable;
 	VariableRef _variable2;
 	StringVariable _strValue = "";
-	DoubleVariable _numValue = 0;
-	IntVariable _subStringStart = 0;
-	IntVariable _subStringSize = 0;
-	RegexConfig _subStringRegex = RegexConfig::PartialMatchRegexConfig();
-	std::string _regexPattern = ".*";
-	IntVariable _regexMatchIdx = 0;
-	RegexConfig _findRegex;
-	StringVariable _findStr = obs_module_text(
-		"AdvSceneSwitcher.action.variable.findAndReplace.find");
-	StringVariable _replaceStr = obs_module_text(
-		"AdvSceneSwitcher.action.variable.findAndReplace.replace");
-	StringVariable _mathExpression = obs_module_text(
-		"AdvSceneSwitcher.action.variable.mathExpression.example");
-	bool _useCustomPrompt = false;
-	StringVariable _inputPrompt = obs_module_text(
-		"AdvSceneSwitcher.action.variable.askForValuePrompt");
-	bool _useInputPlaceholder = false;
-	StringVariable _inputPlaceholder =
-		obs_module_text("AdvSceneSwitcher.enterText");
-	ValueInputType _inputType = ValueInputType::String;
-	StringList _inputOptions = {"value1", "value2", "value3"};
-#ifdef _WIN32
-	StringVariable _envVariableName = "USERPROFILE";
-#else
-	StringVariable _envVariableName = "HOME";
-#endif
-	SceneSelection _scene;
-	TempVariableRef _tempVar;
-	IntVariable _sceneItemIndex = 1;
-
-	enum class Direction { LEFT, RIGHT };
-	Direction _direction = Direction::LEFT;
-	IntVariable _stringLength = 1;
-	char _paddingChar = '0';
-
-	enum class CaseType {
-		LOWER_CASE,
-		UPPER_CASE,
-		CAPITALIZED,
-		START_CASE,
-	};
-
-	CaseType _caseType = CaseType::LOWER_CASE;
-	DoubleVariable _randomNumberStart = 0;
-	DoubleVariable _randomNumberEnd = 100;
-	bool _generateInteger = true;
-
-	StringList _randomValues = {"value1", "value2", "value3"};
-	bool _allowRepeatValues = true;
-	std::optional<std::string> _lastRandomValue;
-
-	StringVariable _jsonQuery = "$.some.nested.value";
-	IntVariable _jsonIndex = 0;
-	bool _jsonQueryExtractSingle = true;

 private:
-	void DecrementCurrentSegmentVariableRef();
-	void HandleIndexSubString(Variable *);
-	void HandleRegexSubString(Variable *);
-	void HandleFindAndReplace(Variable *);
-	void HandleMathExpression(Variable *);
-	void HandleCaseChange(Variable *);
-	void SetToSceneItemName(Variable *);
-	void GenerateRandomNumber(Variable *);
-	void PickRandomValue(Variable *);
+	std::vector<std::unique_ptr<VariableActionGroup>> _groups;

-	std::weak_ptr<MacroSegment> _macroSegment;
-	int _segmentIdxLoadValue = -1;
 	static bool _registered;
 	static const std::string id;
 };
@@ -160,105 +103,22 @@ private slots:
 	void Variable2Changed(const QString &);
 	void ActionChanged(int);
 	void StrValueChanged();
-	void NumValueChanged(const NumberVariable<double> &value);
-	void SegmentIndexChanged(const IntVariable &);
-	void UpdateSegmentVariableValue();
-	void MacroSegmentOrderChanged();
-	void SubStringStartChanged(const NumberVariable<int> &start);
-	void SubStringSizeChanged(const NumberVariable<int> &size);
-	void SubStringRegexChanged(const RegexConfig &conf);
-	void RegexPatternChanged();
-	void RegexMatchIdxChanged(const NumberVariable<int> &index);
-	void FindStrValueChanged();
-	void FindRegexChanged(const RegexConfig &conf);
-	void ReplaceStrValueChanged();
-	void MathExpressionChanged();
-	void UseCustomPromptChanged(int);
-	void InputPromptChanged();
-	void UseInputPlaceholderChanged(int);
-	void InputPlaceholderChanged();
-	void InputTypeChanged(int);
-	void InputOptionsChanged(const StringList &);
-	void EnvVariableChanged();
-	void SceneChanged(const SceneSelection &);
-	void SelectionChanged(const TempVariableRef &var);
-	void SceneItemIndexChanged(const NumberVariable<int> &);
-	void DirectionChanged(int);
-	void StringLengthChanged(const NumberVariable<int> &);
-	void CharSelectionChanged(const QString &);
-	void CaseTypeChanged(int index);
-	void RandomNumberStartChanged(const NumberVariable<double> &);
-	void RandomNumberEndChanged(const NumberVariable<double> &);
-	void GenerateIntegerChanged(int);
-	void RandomValueListChanged(const StringList &);
-	void AllowRepeatValuesChanged(int);
-	void JsonQueryChanged();
-	void JsonIndexChanged(const NumberVariable<int> &);
-	void JsonQueryExtractSingleChanged(int);

 signals:
 	void HeaderInfoChanged(const QString &);

 private:
 	void SetWidgetVisibility();
-	void SetSegmentValueError(const QString &);
+	std::unordered_map<std::string, QWidget *> GetInlineWidgets() const;

 	VariableSelection *_variables;
 	VariableSelection *_variables2;
 	FilterComboBox *_actions;
 	VariableTextEdit *_strValue;
-	VariableDoubleSpinBox *_numValue;
-	MacroSegmentSelection *_segmentIdx;
-	QLabel *_segmentValueStatus;
-	ResizingPlainTextEdit *_segmentValue;
-	QVBoxLayout *_substringLayout;
-	QHBoxLayout *_subStringControlsLayout;
-	VariableSpinBox *_subStringStart;
-	VariableSpinBox *_subStringSize;
-	RegexConfigWidget *_subStringRegex;
-	ResizingPlainTextEdit *_regexPattern;
-	VariableSpinBox *_regexMatchIdx;
-	QHBoxLayout *_findReplaceLayout;
-	RegexConfigWidget *_findRegex;
-	VariableTextEdit *_findStr;
-	VariableTextEdit *_replaceStr;
-	VariableLineEdit *_mathExpression;
-	QLabel *_mathExpressionResult;
-	QHBoxLayout *_promptLayout;
-	QCheckBox *_useCustomPrompt;
-	VariableLineEdit *_inputPrompt;
-	QHBoxLayout *_placeholderLayout;
-	QCheckBox *_useInputPlaceholder;
-	VariableLineEdit *_inputPlaceholder;
-	QHBoxLayout *_inputTypeLayout;
-	QComboBox *_inputType;
-	StringListEdit *_inputOptions;
-	VariableLineEdit *_envVariable;
-	SceneSelectionWidget *_scenes;
-	TempVariableSelection *_tempVars;
-	HelpIcon *_tempVarsHelp;
-	VariableSpinBox *_sceneItemIndex;
-	QComboBox *_direction;
-	VariableSpinBox *_stringLength;
-	SingleCharSelection *_paddingCharSelection;
-	FilterComboBox *_caseType;
-	VariableDoubleSpinBox *_randomNumberStart;
-	VariableDoubleSpinBox *_randomNumberEnd;
-	QCheckBox *_generateInteger;
-	QVBoxLayout *_randomNumberLayout;
-	StringListEdit *_randomValues;
-	QCheckBox *_allowRepeatValues;
-	QVBoxLayout *_randomValueLayout;
-	VariableLineEdit *_jsonQuery;
-	HelpIcon *_jsonQueryHelp;
-	VariableSpinBox *_jsonIndex;
-	QCheckBox *_jsonExtractSingle;
-	HelpIcon *_jsonExtractSingleHelp;
-	QVBoxLayout *_jsonQueryLayout;
 	QHBoxLayout *_entryLayout;
+	std::vector<VariableActionGroupEdit *> _groupEdits;

 	std::shared_ptr<MacroActionVariable> _entryData;
-	QTimer _timer;
 	bool _loading = true;
 };