Initial import

src/plugins/cpptools/cppcodecompletion.h

@@ -0,0 +1,145 @@
+/***************************************************************************
+**
+** This file is part of Qt Creator
+**
+** Copyright (c) 2008 Nokia Corporation and/or its subsidiary(-ies).
+**
+** Contact:  Qt Software Information (qt-info@nokia.com)
+**
+** 
+** Non-Open Source Usage  
+** 
+** Licensees may use this file in accordance with the Qt Beta Version
+** License Agreement, Agreement version 2.2 provided with the Software or,
+** alternatively, in accordance with the terms contained in a written
+** agreement between you and Nokia.  
+** 
+** GNU General Public License Usage 
+** 
+** Alternatively, this file may be used under the terms of the GNU General
+** Public License versions 2.0 or 3.0 as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL included in the packaging
+** of this file.  Please review the following information to ensure GNU
+** General Public Licensing requirements will be met:
+**
+** http://www.fsf.org/licensing/licenses/info/GPLv2.html and
+** http://www.gnu.org/copyleft/gpl.html.
+**
+** In addition, as a special exception, Nokia gives you certain additional
+** rights. These rights are described in the Nokia Qt GPL Exception version
+** 1.2, included in the file GPL_EXCEPTION.txt in this package.  
+** 
+***************************************************************************/
+#ifndef CPPCODECOMPLETION_H
+#define CPPCODECOMPLETION_H
+
+// Qt
+#include <QtCore/QObject>
+#include <QtCore/QPointer>
+
+// C++ front-end
+#include <ASTfwd.h>
+#include <FullySpecifiedType.h>
+#include <cplusplus/Icons.h>
+#include <cplusplus/Overview.h>
+#include <cplusplus/TypeOfExpression.h>
+
+// Qt Creator
+#include <texteditor/icompletioncollector.h>
+
+namespace Core {
+class ICore;
+}
+
+namespace TextEditor {
+class ITextEditor;
+}
+
+namespace CppTools {
+namespace Internal {
+
+class CppModelManager;
+class FunctionArgumentWidget;
+
+class CppCodeCompletion : public TextEditor::ICompletionCollector
+{
+    Q_OBJECT
+public:
+    CppCodeCompletion(CppModelManager *manager, Core::ICore *core);
+
+    bool triggersCompletion(TextEditor::ITextEditable *editor);
+    int startCompletion(TextEditor::ITextEditable *editor);
+    void completions(QList<TextEditor::CompletionItem> *completions);
+
+    void complete(const TextEditor::CompletionItem &item);
+    bool partiallyComplete(const QList<TextEditor::CompletionItem> &completionItems);
+    void cleanup();
+
+    QIcon iconForSymbol(CPlusPlus::Symbol *symbol) const;
+
+private:
+    void addKeywords();
+    void addMacros(const CPlusPlus::LookupContext &context);
+    void addCompletionItem(CPlusPlus::Symbol *symbol);
+
+    bool completeFunction(CPlusPlus::FullySpecifiedType exprTy,
+                          const QList<CPlusPlus::TypeOfExpression::Result> &,
+                          const CPlusPlus::LookupContext &context);
+
+    bool completeMember(CPlusPlus::FullySpecifiedType exprTy,
+                        const QList<CPlusPlus::TypeOfExpression::Result> &,
+                        const CPlusPlus::LookupContext &context);
+
+    bool completeScope(CPlusPlus::FullySpecifiedType exprTy,
+                       const QList<CPlusPlus::TypeOfExpression::Result> &,
+                       const CPlusPlus::LookupContext &context);
+
+    void completeNamespace(const QList<CPlusPlus::Symbol *> &candidates,
+                           const CPlusPlus::LookupContext &context);
+
+    void completeClass(const QList<CPlusPlus::Symbol *> &candidates,
+                       const CPlusPlus::LookupContext &context,
+                       bool staticLookup = true);
+
+    bool completeQtMethod(CPlusPlus::FullySpecifiedType exprTy,
+                          const QList<CPlusPlus::TypeOfExpression::Result> &,
+                          const CPlusPlus::LookupContext &context,
+                          bool wantSignals);
+
+    bool completeSignal(CPlusPlus::FullySpecifiedType exprTy,
+                        const QList<CPlusPlus::TypeOfExpression::Result> &results,
+                        const CPlusPlus::LookupContext &context)
+    { return completeQtMethod(exprTy, results, context, true); }
+
+    bool completeSlot(CPlusPlus::FullySpecifiedType exprTy,
+                      const QList<CPlusPlus::TypeOfExpression::Result> &results,
+                      const CPlusPlus::LookupContext &context)
+    { return completeQtMethod(exprTy, results, context, false); }
+
+    static int findStartOfName(const TextEditor::ITextEditor *editor);
+
+    QList<TextEditor::CompletionItem> m_completions;
+
+    TextEditor::ITextEditable *m_editor;
+    int m_startPosition;     // Position of the cursor from which completion started
+
+    Core::ICore *m_core;
+    CppModelManager *m_manager;
+
+    bool m_forcedCompletion;
+
+    CPlusPlus::Icons m_icons;
+    CPlusPlus::Overview overview;
+    CPlusPlus::TypeOfExpression typeOfExpression;
+
+    unsigned m_completionOperator;
+
+    QPointer<FunctionArgumentWidget> m_functionArgumentWidget;
+};
+
+} // namespace Internal
+} // namespace CppTools
+
+Q_DECLARE_METATYPE(CPlusPlus::Symbol *)
+
+#endif // CPPCODECOMPLETION_H