ui: search view autocompletion

- Implemented autocompletion for the QtSearchView.
- Added: MessageFinishedParsing that will be dispatched by the Project after the parsing step is done.
- Moved the initial MessageActivateToken from the Project to the Application.
- Added getNamesForNodesWithNamePrefix() to GraphAccess.

src/app/qt/element/QtCodeFile.cpp

@@ -37,8 +37,9 @@ const std::string& QtCodeFile::getFileName() const
 void QtCodeFile::addCodeSnippet(
 	const std::string& str, const TokenLocationFile& locationFile, int startLineNumber, Id activeTokenId
 ){
-	std::shared_ptr<QtCodeSnippet> snippet =
-		std::make_shared<QtCodeSnippet>(m_parentView, str, locationFile, startLineNumber, activeTokenId, this);
+	std::shared_ptr<QtCodeSnippet> snippet(
+		new QtCodeSnippet(m_parentView, str, locationFile, startLineNumber, activeTokenId, this)
+	);
 	layout()->addWidget(snippet.get());
 	m_snippets.push_back(snippet);
 }

src/app/qt/element/QtEditBox.cpp

@@ -1,10 +1,13 @@
 #include "qt/element/QtEditBox.h"
+#include "utility/logging/logging.h"
 
 QtEditBox::QtEditBox(QWidget *parent)
 	: QLineEdit(parent)
 	, m_onReturnPressed(nullptr)
+	, m_onTextEdited(nullptr)
 {
 	connect(this, SIGNAL(returnPressed()), this, SLOT(slotOnReturnPressed()));
+	connect(this, SIGNAL(textEdited(const QString&)), this, SLOT(slotOnTextEdited(const QString&)));
 }
 
 QtEditBox::~QtEditBox()
@@ -16,8 +19,23 @@ void QtEditBox::setCallbackOnReturnPressed(std::function<void(void)> callback)
 	m_onReturnPressed = callback;
 }
 
+void QtEditBox::setCallbackOnTextEdited(std::function<void(const std::string&)> callback)
+{
+	m_onTextEdited = callback;
+}
+
 void QtEditBox::slotOnReturnPressed()
 {
 	if (m_onReturnPressed)
+	{
 		m_onReturnPressed();
+	}
+}
+
+void QtEditBox::slotOnTextEdited(const QString& text)
+{
+	if (m_onTextEdited)
+	{
+		m_onTextEdited(text.toStdString());
+	}
 }

src/app/qt/element/QtEditBox.h

@@ -14,12 +14,15 @@ public:
 	~QtEditBox();
 
 	void setCallbackOnReturnPressed(std::function<void(void)> callback);
+	void setCallbackOnTextEdited(std::function<void(const std::string&)> callback);
 
 private slots:
 	void slotOnReturnPressed();
+	void slotOnTextEdited(const QString& text);
 
 private:
 	std::function<void(void)> m_onReturnPressed;
+	std::function<void(const std::string&)> m_onTextEdited;
 };
 
 #endif // QT_EDIT_BOX_H

src/app/qt/view/QtSearchView.cpp

@@ -10,6 +10,8 @@
 
 QtSearchView::QtSearchView(ViewLayout* viewLayout)
 	: SearchView(viewLayout)
+	, m_setTextFunctor(std::bind(&QtSearchView::doSetText, this, std::placeholders::_1))
+	, m_setAutocompletionListFunctor(std::bind(&QtSearchView::doSetAutocompletionList, this, std::placeholders::_1))
 {
 }
 
@@ -36,6 +38,11 @@ void QtSearchView::initGui()
 	m_searchBox->setPlaceholderText("Please enter your search string.");
 	m_searchBox->setCallbackOnReturnPressed(std::bind(&QtSearchView::onSeachButtonClick, this));
 
+	std::vector<std::string> autocompletionList;
+	autocompletionList.push_back("tralala");
+	autocompletionList.push_back("lalila");
+	setAutocompletionList(autocompletionList);
+
 	m_searchButton = new QtButton(widget);
 	m_searchButton->setText("Search");
 	m_searchButton->setCallbackOnClick(std::bind(&QtSearchView::onSeachButtonClick, this));
@@ -44,7 +51,26 @@ void QtSearchView::initGui()
 	widget->layout()->addWidget(m_searchButton);
 }
 
-void QtSearchView::setText(const std::string& s) const
+void QtSearchView::setText(const std::string& s)
+{
+	m_setTextFunctor(s);
+}
+
+void QtSearchView::setAutocompletionList(const std::vector<std::string>& autocompletionList)
+{
+	m_setAutocompletionListFunctor(autocompletionList);
+}
+
+void QtSearchView::onSeachButtonClick()
+{
+	SearchController* controller = getController();
+	if (controller)
+	{
+		controller->search(m_searchBox->text().toStdString());
+	}
+}
+
+void QtSearchView::doSetText(const std::string& s)
 {
 	if (m_searchBox->text() != s.c_str())
 	{
@@ -52,7 +78,12 @@ void QtSearchView::setText(const std::string& s) const
 	}
 }
 
-void QtSearchView::onSeachButtonClick()
+void QtSearchView::doSetAutocompletionList(const std::vector<std::string>& autocompletionList)
 {
-	getController()->search(m_searchBox->text().toStdString());
+	QStringList wordList;
+	for (const std::string& s: autocompletionList)
+		wordList << s.c_str();
+	QCompleter *completer = new QCompleter(wordList, m_searchBox);
+	completer->setCaseSensitivity(Qt::CaseInsensitive);
+	m_searchBox->setCompleter(completer);
 }

src/app/qt/view/QtSearchView.h

@@ -1,7 +1,10 @@
 #ifndef QT_SEARCH_VIEW_H
 #define QT_SEARCH_VIEW_H
 
+#include <vector>
+
 #include "component/view/SearchView.h"
+#include "qt/utility/QtThreadedFunctor.h"
 
 class QtEditBox;
 class QtButton;
@@ -17,13 +20,19 @@ public:
 	virtual void initGui();
 
 	// SearchView implementation
-	virtual void setText(const std::string& s) const;
+	virtual void setText(const std::string& s);
+	virtual void setAutocompletionList(const std::vector<std::string>& autocompletionList);
 
 private:
 	void onSeachButtonClick();
 
+	void doSetText(const std::string& s);
+	void doSetAutocompletionList(const std::vector<std::string>& autocompletionList);
+
 	QtEditBox* m_searchBox;
 	QtButton* m_searchButton;
+	QtThreadedFunctor<const std::string&> m_setTextFunctor;
+	QtThreadedFunctor<const std::vector<std::string>&> m_setAutocompletionListFunctor;
 };
 
 # endif // QT_SEARCH_VIEW_H