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tdevelop/languages/cpp/cppcodecompletion.h

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13 KiB

/***************************************************************************
cppcodecompletion.h - description
-------------------
begin : Sat Jul 21 2001
copyright : (C) 2001 by Victor R<>er
email : victor_roeder@gmx.de
copyright : (C) 2002,2003 by Roberto Raggi
email : roberto@kdevelop.org
***************************************************************************/
/***************************************************************************
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
***************************************************************************/
#ifndef __CPPCODECOMPLETION_H__
#define __CPPCODECOMPLETION_H__
#include "cppsupportpart.h"
#include "declarationinfo.h"
#include <ast.h>
#include <codemodel.h>
#include <set>
#include <tdetexteditor/viewcursorinterface.h>
#include <tdetexteditor/editinterface.h>
#include <tdetexteditor/codecompletioninterface.h>
#include <tdetexteditor/texthintinterface.h>
#include <tdetexteditor/cursorinterface.h>
#include <tdetexteditor/view.h>
#include <tqobject.h>
#include <tqmutex.h>
#include <tqstringlist.h>
#include <tqtimer.h>
#include <tqguardedptr.h>
#include <tqregexp.h>
#include "driver.h"
///A little debugging class
#include <tqpopupmenu.h>
class PopupTracker : public TQObject {
TQ_OBJECT
public:
static PopupTracker* pt;
static uint pendingPopups;
static TQPopupMenu* createPopup( TQWidget* parent ) {
if( !pt ) pt = new PopupTracker();
TQPopupMenu* m = new TQPopupMenu( parent );
++pendingPopups;
connect( m, TQT_SIGNAL(destroyed()), pt, TQT_SLOT(destroyedPopup()) );
return m;
}
static void print() {
if( pendingPopups )
kdDebug( 9007 ) << "PopupTracker: " << pendingPopups << " popups are still alive" << endl;
}
public slots:
void destroyedPopup() {
--pendingPopups;
}
};
class CodeCompletionEntry;
class CodeInformationRepository;
class SimpleContext;
class SimpleType;
class SimpleTypeNamespace;
class CppCodeCompletionData;
class SimpleTypeConfiguration;
class TypeDesc;
struct PopupFillerHelpStruct;
struct PopupClassViewFillerHelpStruct;
class SimpleTypeImpl;
class TranslationUnitAST;
namespace CppEvaluation
{
class EvaluationResult;
}
struct ExpressionInfo;
typedef TDESharedPtr<SimpleTypeImpl> TypePointer;
class CppCodeCompletion : public TQObject
{
TQ_OBJECT
public:
friend class SimpleType;
enum CompletionMode
{
NormalCompletion,
SignalCompletion,
SlotCompletion,
VirtualDeclCompletion
};
enum MemberAccessOp
{
NoOp,
DotOp,
ArrowOp
};
public:
CppCodeCompletion( CppSupportPart* part );
virtual ~CppCodeCompletion();
CodeInformationRepository* repository()
{
return m_repository;
}
CompletionMode completionMode() const
{
return m_completionMode;
}
TQString createTypeInfoString( int line, int column );
TQString replaceCppComments( const TQString& contents );
int expressionAt( const TQString& text, int index );
TQStringList splitExpression( const TQString& text );
CppEvaluation::EvaluationResult evaluateExpression( ExpressionInfo expr, SimpleContext* ctx );
CppEvaluation::EvaluationResult evaluateExpressionAt( int line, int column, SimpleTypeConfiguration& conf, bool ifUnknownSetType = false );
void contextEvaluationMenus ( TQPopupMenu *popup, const Context *context, int line, int col );
CppSupportPart* cppSupport() const;
HashedStringSet getIncludeFiles( const TQString& file = TQString() );
static CppCodeCompletion* instance() {
return m_instance;
}
///Adds a string that will be ticked through the status-bar
void addStatusText( TQString text, int timeout );
void clearStatusText();
TQString activeFileName() const {
return m_activeFileName;
}
public slots:
/**
* @param invokedOnDemand if true and there is exactly one matching entry
* complete the match immediately without showing the completion box.
* This is only true, when the users invokes the completion himself
* (eg presses the completion shortcut CTRL+space)
*/
void completeText( bool invokedOnDemand = false );
private slots:
void emptyCache();
void slotPartAdded( KParts::Part *part );
void slotActivePartChanged( KParts::Part *part );
void slotArgHintHidden();
void slotCompletionBoxHidden();
void slotTextChanged();
void slotFileParsed( const TQString& fileName );
void slotCodeModelUpdated( const TQString& fileName );
void slotTimeout();
void slotStatusTextTimeout();
void computeFileEntryList();
bool isTypeExpression( const TQString& expr );
void slotTextHint( int line, int col, TQString &text );
void popupAction( int number );
void popupDefinitionAction( int number );
void popupClassViewAction( int number );
void synchronousParseReady( const TQString& file, ParsedFilePointer unit );
void slotJumpToDefCursorContext();
void slotJumpToDeclCursorContext();
private:
enum FunctionType { Declaration, Definition };
TypePointer createGlobalNamespace();
bool functionContains( FunctionDom f , int line, int col );
void getFunctionBody( FunctionDom f , int& line, int& col );
void selectItem( ItemDom item );
void addTypePopups( TQPopupMenu* parent, TypeDesc d, TQString depthAdd, TQString prefix = "" );
void addTypeClassPopups( TQPopupMenu* parent, TypeDesc d, TQString depthAdd, TQString prefix = "" );
TQValueList<TQStringList> computeSignatureList( CppEvaluation::EvaluationResult function );
void integratePart( KParts::Part* part );
void setupCodeInformationRepository();
FunctionDefinitionAST* functionDefinition( AST* node );
void computeRecoveryPoints( ParsedFilePointer unit );
void computeRecoveryPointsLocked();
void jumpCursorContext( FunctionType );
bool getIncludeInfo( int line, TQString& includeFileName, TQString& includeFilePath, bool& usedProjectFiles );
enum EvaluateExpressionOptions {
IncludeStandardExpressions = 1,
IncludeTypeExpression = 2,
CompletionOption = 4, ///Cut off the last word because it is incomplete
SearchInFunctions = 8,
SearchInClasses = 16,
DefaultAsTypeExpression = 32, ///This makes the evaluation interpret any unidentified expression as a type-expression
DefaultEvaluationOptions = 1 | 2 | 8 | 16,
DefaultCompletionOptions = 1 | 4 | 8 | 16
};
bool mayBeTypeTail( int line, int column, TQString& append, bool inFunction = false );
bool canBeTypePrefix( const TQString& prefix, bool inFunction = false );
ExpressionInfo findExpressionAt( int line, int col, int startLine, int startCol, bool inFunction = false );
SimpleContext* computeFunctionContext( FunctionDom f, int line, int col, SimpleTypeConfiguration& conf );
CppEvaluation::EvaluationResult evaluateExpressionType( int line, int column, SimpleTypeConfiguration& conf, EvaluateExpressionOptions opt = DefaultCompletionOptions );
SimpleType unTypeDef( SimpleType scope , TQMap<TQString, TQString>& typedefs );
// TQString buildSignature( TypePointer currType );
SimpleType typeOf( TQValueList<Tag>& tags, MemberAccessOp accessOp );
/// @todo remove isInstance
void computeCompletionEntryList( TQValueList<CodeCompletionEntry>& entryList, SimpleContext* ctx, bool isInstance, int depth = 0 );
void computeCompletionEntryList( SimpleType type, TQValueList<CodeCompletionEntry>&
entryList, const TQStringList& typeList, SimpleTypeNamespace* ns, std::set<HashedString>& ignore, bool isInstance, int depth = 0 );
void computeCompletionEntryList( SimpleType type, TQValueList<CodeCompletionEntry>&
entryList, const TQStringList& typeList, bool isInstance, int depth = 0 );
void computeCompletionEntryList( SimpleType type, TQValueList<CodeCompletionEntry>& entryList, TQValueList<Tag>& tags, bool isInstance, int depth );
void computeCompletionEntryList( SimpleType type, TQValueList<CodeCompletionEntry>& entryList, ClassDom klass, bool isInstance, int depth );
void computeCompletionEntryList( SimpleType type, TQValueList<CodeCompletionEntry>& entryList, NamespaceDom scope, bool isInstance, int depth );
void computeCompletionEntryList( SimpleType type, TQValueList<CodeCompletionEntry>& entryList, const FunctionList& methods, bool isInstance, int depth );
void computeCompletionEntryList( SimpleType type, TQValueList<CodeCompletionEntry>& entryList, const VariableList& attributes, bool isInstance, int depth );
void computeCompletionEntryList( TQString parent, SimpleType type, TQValueList<CodeCompletionEntry>& entryList, const ClassList& lst, bool isInstance, int depth );
void computeCompletionEntryList( TQString parent, SimpleType type, TQValueList<CodeCompletionEntry>& entryList, const TypeAliasList& lst, bool isInstance, int depth );
void computeCompletionEntryList( SimpleType type, TQValueList<CodeCompletionEntry>& entryList, const NamespaceList& lst, bool isInstance, int depth );
SimpleContext* computeContext( FunctionDefinitionAST* ast, int line, int col, int lineOffset, int colOffset );
void computeContext( SimpleContext*& ctx, StatementAST* ast, int line, int col );
void computeContext( SimpleContext*& ctx, StatementListAST* ast, int line, int col );
void computeContext( SimpleContext*& ctx, IfStatementAST* ast, int line, int col );
void computeContext( SimpleContext*& ctx, ForStatementAST* ast, int line, int col );
void computeContext( SimpleContext*& ctx, DoStatementAST* ast, int line, int col );
void computeContext( SimpleContext*& ctx, WhileStatementAST* ast, int line, int col );
void computeContext( SimpleContext*& ctx, SwitchStatementAST* ast, int line, int col );
void computeContext( SimpleContext*& ctx, TryBlockStatementAST* ast, int line, int col );
void computeContext( SimpleContext*& ctx, CatchStatementListAST* ast, int line, int col );
void computeContext( SimpleContext*& ctx, CatchStatementAST* ast, int line, int col );
void computeContext( SimpleContext*& ctx, DeclarationStatementAST* ast, int line, int col );
void computeContext( SimpleContext*& ctx, ConditionAST* ast, int line, int col );
bool inContextScope( AST* ast, int line, int col, bool checkStart = true, bool checkEnd = true );
TQString getText( int startLine, int startColumn, int endLine, int endColumn, int omitLine = -1 );
private:
friend class SimpleTypeCatalog;
friend class SimpleTypeCodeModel;
friend class SimpleTypeImpl;
friend class ExpressionEvaluation;
friend class PopupFillerHelpStruct;
friend class PopupClassViewFillerHelpStruct;
TQGuardedPtr<CppSupportPart> m_pSupport;
TQTimer* m_ccTimer;
TQTimer* m_showStatusTextTimer;
TQValueList<TQPair<int, TQString> > m_statusTextList;
void fitContextItem( int nLine, int nColumn );
void needRecoveryPoints();
TQString m_activeFileName;
KTextEditor::ViewCursorInterface* m_activeCursor;
KTextEditor::EditInterface* m_activeEditor;
KTextEditor::TextHintInterface* m_activeHintInterface;
KTextEditor::CodeCompletionInterface* m_activeCompletion;
KTextEditor::View* m_activeView;
bool m_bArgHintShow;
bool m_bCompletionBoxShow;
bool m_blockForKeyword;
bool m_demandCompletion;
unsigned int m_ccLine;
unsigned int m_ccColumn;
static CppCodeCompletion* m_instance;
CodeInformationRepository* m_repository;
CppCodeCompletionData* d;
CompletionMode m_completionMode;
TQTime m_lastHintTime;
//If more then the given count of comments were requested, all following ones will be blank.(Performance-reasons)
void setMaxComments( int count );
TQString commentFromItem( const SimpleType& parent, const ItemDom& item );
TQString commentFromTag( const SimpleType& parent, Tag& tag );
ItemDom m_cachedFromContext; ///Can be a function or a class, representing the position from where the last completion was started. Necessary as long as all imports are put into the global namespace.
TQRegExp m_includeRx;
TQRegExp m_cppCodeCommentsRx;
TQRegExp m_codeCompleteChRx;
TQRegExp m_codeCompleteCh2Rx;
TQValueList<KTextEditor::CompletionEntry> m_fileEntryList;
int m_maxComments;
typedef TQMap<int, DeclarationInfo> PopupActions;
typedef TQMap<int, ItemDom> PopupClassViewActions;
PopupActions m_popupActions;
PopupActions m_popupDefinitionActions;
PopupClassViewActions m_popupClassViewActions;
// we need something to plug actions that are not in any menu
// into in order for their shortcuts to work
TQWidget m_DummyActionWidget;
};
#endif