NOISSUE redo new instance dialog

api/logic/Filter.cpp

@@ -0,0 +1,31 @@
+#include "Filter.h"
+
+Filter::~Filter(){}
+
+ContainsFilter::ContainsFilter(const QString& pattern) : pattern(pattern){}
+ContainsFilter::~ContainsFilter(){}
+bool ContainsFilter::accepts(const QString& value)
+{
+	return value.contains(pattern);
+}
+
+ExactFilter::ExactFilter(const QString& pattern) : pattern(pattern){}
+ExactFilter::~ExactFilter(){}
+bool ExactFilter::accepts(const QString& value)
+{
+	return value.contains(pattern);
+}
+
+RegexpFilter::RegexpFilter(const QString& regexp, bool invert)
+	:invert(invert)
+{
+	pattern.setPattern(regexp);
+	pattern.optimize();
+}
+RegexpFilter::~RegexpFilter(){}
+bool RegexpFilter::accepts(const QString& value)
+{
+	auto match = pattern.match(value);
+	bool matched = match.hasMatch();
+	return invert ? (!matched) : (matched);
+}