logic: Fulltextsearch

* fulltextsearch enabled in sqlite
* fulltextsearch start search with @
* codeview performance improved
* strip sRGB profile from png files to get rid of libpng warning at runtime

src/lib_gui/qt/element/QtCodeArea.cpp

@@ -907,16 +907,9 @@ const QtCodeArea::AnnotationColor& QtCodeArea::getAnnotationColorForAnnotation(c
 	if (!s_annotationColors.size())
 	{
 		ColorScheme* scheme = ColorScheme::getInstance().get();
-		std::vector<std::string> types;
-		types.push_back("token");
-		types.push_back("local_symbol");
-		types.push_back("scope");
-		types.push_back("error");
+		std::vector<std::string> types = { "token", "local_symbol", "scope", "error", "fulltextmatch"};
 
-		std::vector<std::string> states;
-		states.push_back("normal");
-		states.push_back("focus");
-		states.push_back("active");
+		std::vector<std::string> states = { "normal", "focus", "active"};
 
 		for (const std::string& type : types)
 		{
@@ -945,6 +938,10 @@ const QtCodeArea::AnnotationColor& QtCodeArea::getAnnotationColorForAnnotation(c
 	{
 		i = 9;
 	}
+	else if (annotation.locationType == LOCATION_FULLTEXTSEARCH_MATCH)
+	{
+		i = 12;
+	}
 
 	if (annotation.isActive)
 	{

src/lib_gui/qt/element/QtSmartSearchBox.cpp

@@ -8,6 +8,7 @@
 
 #include "utility/logging/logging.h"
 #include "utility/messaging/type/MessageSearch.h"
+#include "utility/messaging/type/MessageSearchFullText.h"
 #include "utility/messaging/type/MessageSearchAutocomplete.h"
 #include "utility/text/TextAccess.h"
 #include "utility/utility.h"
@@ -30,6 +31,11 @@ void QtSearchElement::onChecked(bool)
 	emit wasChecked(this);
 }
 
+void QtSmartSearchBox::fullTextSearch()
+{
+	LOG_INFO_STREAM(<< "FullTextsearch: " << text().toStdString().substr(1));
+	MessageSearchFullText(text().toStdString().substr(1)).dispatch();
+}
 
 void QtSmartSearchBox::search()
 {
@@ -144,6 +150,11 @@ void QtSmartSearchBox::keyPressEvent(QKeyEvent* event)
 
 	if (event->key() == Qt::Key_Return)
 	{
+		if (text().startsWith('@'))
+		{
+			fullTextSearch();
+			return;
+		}
 		if (!completer()->popup()->isVisible())
 		{
 			search();

src/lib_gui/qt/element/QtSmartSearchBox.h

@@ -32,6 +32,7 @@ class QtSmartSearchBox
 
 public slots:
 	void search();
+	void fullTextSearch();
 
 public:
 	QtSmartSearchBox(QWidget* parent);