Move variable files to to variables folder

lib/variables/variable-text-edit.cpp

@@ -0,0 +1,32 @@
+#include "variable-text-edit.hpp"
+#include "obs-module-helper.hpp"
+
+namespace advss {
+
+VariableTextEdit::VariableTextEdit(QWidget *parent, const int scrollAt,
+				   const int minLines, const int paddingLines)
+	: ResizingPlainTextEdit(parent, scrollAt, minLines, paddingLines)
+{
+	QPlainTextEdit::setToolTip(
+		obs_module_text("AdvSceneSwitcher.tooltip.availableVariables"));
+}
+
+void VariableTextEdit::setPlainText(const QString &string)
+{
+	QPlainTextEdit::setPlainText(string);
+}
+
+void VariableTextEdit::setPlainText(const StringVariable &string)
+{
+	QPlainTextEdit::setPlainText(
+		QString::fromStdString(string.UnresolvedValue()));
+}
+
+void VariableTextEdit::setToolTip(const QString &string)
+{
+	QPlainTextEdit::setToolTip(
+		string + "\n" +
+		obs_module_text("AdvSceneSwitcher.tooltip.availableVariables"));
+}
+
+} // namespace advss