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tdevelop/languages/cpp/cppsupportpart.h

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/***************************************************************************
* Copyright (C) 1999 by Jonas Nordin *
* jonas.nordin@syncom.se *
* Copyright (C) 2000-2001 by Bernd Gehrmann *
* bernd@kdevelop.org *
* Copyright (C) 2002-2003 by Roberto Raggi *
* roberto@kdevelop.org *
* Copyright (C) 2003-2004 by Alexander Dymo *
* adymo@mksat.net *
* *
* 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 _CPPSUPPORTPART_H_
#define _CPPSUPPORTPART_H_
#include <kdevcore.h>
#include <kdevlanguagesupport.h>
#include <qthread.h>
#include <qmutex.h>
#include <qtimer.h>
#include <kdialogbase.h>
#include <qguardedptr.h>
#include <qstring.h>
#include <qwaitcondition.h>
#include <qdatetime.h>
#include <qdir.h>
#include <qprogressbar.h>
#include <kdebug.h>
#include <ext/hash_map>
#include "driver.h"
///A class that helps detecting what exactly makes the UI block. To use it, just place a breakpoint on UIBlockTester::lockup() and inspect the execution-position of the main thread
class UIBlockTester : public QObject {
Q_OBJECT
class UIBlockTesterThread : public QThread {
public:
UIBlockTesterThread( UIBlockTester& parent );
void run();
void stop();
private:
UIBlockTester& m_parent;
bool m_stop;
};
friend class UIBlockTesterThread;
public:
///@param milliseconds when the ui locks for .. milliseconds, lockup() is called
UIBlockTester( uint milliseconds );
~UIBlockTester();
private slots:
void timer();
protected:
virtual void lockup();
private:
UIBlockTesterThread m_thread;
QDateTime m_lastTime;
QMutex m_timeMutex;
QTimer * m_timer;
uint m_msecs;
};
class Context;
class CppCodeCompletion;
class CppCodeCompletionConfig;
class CppSplitHeaderSourceConfig;
class CreateGetterSetterConfiguration;
class QtBuildConfig;
class ProblemReporter;
class BackgroundParser;
class Catalog;
class QLabel;
class QProgressBar;
class QStringList;
class QListViewItem;
class TranslationUnitAST;
class QTimer;
class KListView;
class Driver;
class KPopupMenu;
class BackgroundParserConfig;
class KAction;
namespace KParts
{
class Part;
}
namespace KTextEditor
{
class Document;
class View;
class EditInterface;
class SelectionInterface;
class ViewCursorInterface;
}
class SynchronizedFileSet
{
public:
typedef __gnu_cxx::hash_set< HashedString > SetType;
SynchronizedFileSet()
{}
bool isEmpty() const
{
QMutexLocker locker( &m_mutex );
return m_fileSet.empty();
}
uint count() const
{
QMutexLocker locker( &m_mutex );
return m_fileSet.size();
}
void clear()
{
QMutexLocker locker( &m_mutex );
m_fileSet.clear();
}
void setFiles( const SetType& files ) {
QMutexLocker locker( &m_mutex );
m_fileSet = files;
}
void insert( const HashedString& str )
{
HashedString s( QString::fromUtf8(str.str().utf8()) );
QMutexLocker locker( &m_mutex );
m_fileSet.insert( s );
}
bool contains( const HashedString& str ) const {
QMutexLocker locker( &m_mutex );
return m_fileSet.find( str ) != m_fileSet.end();
}
private:
mutable QMutex m_mutex;
SetType m_fileSet;
};
class CppSupportPart : public KDevLanguageSupport
{
Q_OBJECT
public:
CppSupportPart( QObject *parent, const char *name, const QStringList &args );
virtual ~CppSupportPart();
bool isValid() const
{
return m_valid;
}
QString specialHeaderName( bool local = false ) const;
void updateParserConfiguration();
void updateBackgroundParserConfig();
// @fixme - isValid is used to avoid using the problem reporter
// when a project is first parsed. This because the problem reporter
// is currently a great slowdown for large projects (see bug #73671)
ProblemReporter* problemReporter() const
{
return isValid() ? static_cast<ProblemReporter *>( m_problemReporter ) : 0;
}
/** parses the file and all files that belong to it using the background-parser */
int parseFileAndDependencies( const QString& fileName, bool background = true, bool parseFirst = false, bool silent = false );
int parseFilesAndDependencies( QStringList files, bool background = true, bool parseFirst = false, bool silent = false );
BackgroundParser* backgroundParser() const
{
return m_backgroundParser;
}
CppCodeCompletion* codeCompletion() const
{
return m_pCompletion;
}
CppCodeCompletionConfig* codeCompletionConfig() const
{
return m_pCompletionConfig;
}
CppSplitHeaderSourceConfig* splitHeaderSourceConfig() const
{
return m_pSplitHeaderSourceConfig;
}
CreateGetterSetterConfiguration* createGetterSetterConfiguration() const
{
return m_pCreateGetterSetterConfiguration;
}
/**
Get a pointer to the QtBuildConfig object
@return A pointer to the QtBuildConfig object.
*/
inline QtBuildConfig* qtBuildConfig() const { return m_qtBuildConfig; }
const QPtrList<Catalog>& catalogList() const
{
return m_catalogList;
}
void addCatalog( Catalog* catalog );
void removeCatalog( const QString& dbName );
bool isValidSource( const QString& fileName ) const;
virtual void customEvent( QCustomEvent* ev );
virtual QStringList subclassWidget( const QString& formName );
virtual QStringList updateWidget( const QString& formName, const QString& fileName );
FunctionDefinitionDom currentFunctionDefinition();
FunctionDefinitionDom functionDefinitionAt( int line, int column );
KTextEditor::Document* findDocument( const KURL& url );
static KConfig *config();
virtual QString formatTag( const Tag& tag );
virtual QString formatModelItem( const CodeModelItem *item, bool shortDescription = false );
virtual void addClass();
QString extractInterface( const ClassDom& klass );
bool isHeader( const QString& fileName ) const;
bool isSource( const QString& fileName ) const;
//uses the old simple algorithm to find the header
QString findHeaderSimple( const QString &header );
virtual KDevDesignerIntegration *designer( KInterfaceDesigner::DesignerType type );
void setTyping( bool typing );
/**
* Add a new method to a class.
* @param aClass The class to which the method should be added.
* @param name The name of the method.
* @param type The return type of the method.
* @param parameters A string containing the parameters
* (including names, default values, but no '(' , ')', e.g.: "int, const QString& aString").
* @param accessType The access specifier e.g. CodeModelItem::PUBLIC.
* @param isConst true if method is const.
* @param isInline true if method should be declared inline.
* @param isVirtual true if method is virtual(this is ignored if isPureVirtual is true)
* @param isPureVirtual true if method is pure virtual (this overrides any value of isVirtual)
* @param implementation a optional implementation, if this is not set the method body will be empty.
* @author Jonas Jacobi <j.jacobi@gmx.de>
*/
virtual void addMethod( ClassDom aClass, const QString& name, const QString type, const QString& parameters, CodeModelItem::Access accessType, bool isConst, bool isInline, bool isVirtual, bool isPureVirtual, const QString& implementation = "" );
void createAccessMethods( ClassDom theClass, VariableDom theVariable );
bool isQueued( const QString& file ) const;
bool switchHeaderImpl( const QString& file, int line, int col, bool scrollOnly = false );
const Driver* driver() const;
Driver* driver();
///thread-safe, returns the thread-safe set of all files that do not need to be parsed when being included, either because they are part of the project and parsed anyway, or because they are already in the code-repository
const SynchronizedFileSet& safeFileSet() const;
SynchronizedFileSet& safeFileSet();
signals:
void fileParsed( const QString& fileName );
///Emitted whenever a file was parsed, but the code-model could be updated(the file in the code-model did not have to be replaced)
void codeModelUpdated( const QString& fileName );
///Emitted whenever a translation-unit was parsed in the main thread
void synchronousParseReady( const QString& file, ParsedFilePointer unit );
protected:
virtual KDevLanguageSupport::Features features();
virtual KMimeType::List mimeTypes();
virtual QString formatClassName( const QString &name );
virtual QString unformatClassName( const QString &name );
virtual bool shouldSplitDocument( const KURL &url );
virtual Qt::Orientation splitOrientation() const;
virtual void addMethod( ClassDom klass );
virtual void addAttribute( ClassDom klass );
private slots:
void activePartChanged( KParts::Part *part );
void partRemoved( KParts::Part* part );
void projectOpened();
void projectClosed();
void savedFile( const KURL &fileName );
void configWidget( KDialogBase *dlg );
void projectConfigWidget( KDialogBase *dlg );
void contextMenu( QPopupMenu *popup, const Context *context );
void addedFilesToProject( const QStringList &fileList );
void removedFilesFromProject( const QStringList &fileList );
void changedFilesInProject( const QStringList & fileList );
void slotProjectCompiled();
void setupCatalog();
void codeCompletionConfigStored();
void splitHeaderSourceConfigStored();
// void recomputeCodeModel( const QString& fileName );
void slotNavigate();
void slotNewClass();
void slotSwitchHeader( bool scrollOnly = false );
void slotCompleteText();
void slotMakeMember();
void slotExtractInterface();
void slotCursorPositionChanged();
// void slotFunctionHint();
void gotoLine( int line );
void gotoDeclarationLine( int line );
void emitFileParsed( QStringList l );
void slotParseFiles();
void slotCreateSubclass();
void slotCreateAccessMethods();
void slotDeleteParserStore();
void slotSaveMemory();
void slotTextChanged();
void slotCursorMoved();
void slotParseCurrentFile();
void embedProblemReporter( bool force = false );
void removeProblemReporter();
void slotNeedTextHint( int, int, QString& );
/**
* loads, parses and creates both classstores needed
*/
void initialParse( );
/**
* only parses the current project
*/
bool parseProject( bool force = false );
private:
void resetParserStoreTimer();
/**
* Get a linenumber in which a new method with a specific access specifier can be inserted.
* If there isn't a "section" with access, such a "section" gets inserted and the resulting place is returned.
* @param aClass the class one wants to insert a method to.
* @param access the access specifier the new method should have.
* @return A linenumber where the new method can be inserted
* or -1 if partController()->activePart() is no KTextEditorInterface.
* @author Jonas Jacobi <j.jacobi@gmx.de>
*/
int findInsertionLineMethod( ClassDom aClass, CodeModelItem::Access access );
/**
* Same as above, just returns a insertion line for a variable instead of a method
*/
int findInsertionLineVariable( ClassDom aClass, CodeModelItem::Access access );
/**
* Get a class declaration which is "around" the current cursor position.
* @return The class declaration which is "around" the current cursor position,
* in the case of nested classes this is the innermost fitting class. If there is no
* class declared at the current cursor position, 0 is returned.
* @author Jonas Jacobi <j.jacobi@gmx.de>
*/
ClassDom currentClass() const;
/**
* Get the class attribute of curClass, which is declared at the current cursor position.
* @param curClass the class to search for attributes.
* @return the attribute declared at the current cursor position or 0, if no attribute is declared there.
* @author Jonas Jacobi <j.jacobi@gmx.de>
*/
VariableDom currentAttribute( ClassDom curClass ) const;
/**
* checks if a file has to be parsed
*/
FileDom fileByName( const QString& name);
void maybeParse( const QString& fileName, bool background = true );
void removeWithReferences( const QString& fileName );
void createIgnorePCSFile();
void MakeMemberHelper( QString& text, int& atline, int& atcol );
QString sourceOrHeaderCandidate( const KURL &url = KURL() );
FunctionDom findFunction( const FunctionDom& def );
FunctionDom findFunctionInNamespace( const NamespaceDom& ns, const FunctionDom& def, const std::set<NamespaceImportModel>& nsImports,
const QString& candidateFile, int scopeIndex, FunctionDom& bestMatch );
FunctionDom findFunctionInClass( const ClassDom& cs, const FunctionDom& def, const std::set<NamespaceImportModel>& nsImports,
const QString& candidateFile, int scopeIndex, FunctionDom& bestMatch );
FunctionDom findFunctionDefinition( const FunctionDom& decl );
void jumpToCodeModelItem( const ItemDom& item, bool scrollOnly );
QStringList modifiedFileList();
QString findSourceFile();
int pcsVersion();
void setPcsVersion( int version );
void saveProjectSourceInfo();
QStringList reorder( const QStringList& list );
CppCodeCompletion* m_pCompletion;
CppCodeCompletionConfig* m_pCompletionConfig;
CppSplitHeaderSourceConfig* m_pSplitHeaderSourceConfig;
CreateGetterSetterConfiguration* m_pCreateGetterSetterConfiguration;
KAction * m_createGetterSetterAction;
KAction * m_switchHeaderSourceAction;
QtBuildConfig* m_qtBuildConfig;
bool withcpp;
QString m_contextFileName;
VariableDom m_curAttribute;
ClassDom m_curClass;
QGuardedPtr< ProblemReporter > m_problemReporter;
BackgroundParser* m_backgroundParser;
UIBlockTester* m_lockupTester;
KTextEditor::Document* m_activeDocument;
KTextEditor::View* m_activeView;
KTextEditor::SelectionInterface* m_activeSelection;
KTextEditor::EditInterface* m_activeEditor;
KTextEditor::ViewCursorInterface* m_activeViewCursor;
QString m_activeFileName;
QMap<KInterfaceDesigner::DesignerType, KDevDesignerIntegration*> m_designers;
QWaitCondition m_eventConsumed;
bool m_projectClosed;
bool m_projectClosing;
QMap<QString, QDateTime> m_timestamp;
bool m_valid;
bool m_isTyping;
bool m_hadErrors; ///Whether there were already errors when the user started typing
QPtrList<Catalog> m_catalogList;
Driver* m_driver;
QString m_projectDirectory;
QStringList m_projectFileList;
ClassDom m_activeClass;
FunctionDom m_activeFunction;
VariableDom m_activeVariable;
QGuardedPtr<KPopupMenu> m_navigationMenu;
// QTimer* m_functionHintTimer;
// QTimer* m_deleteParserStoreTimer;
QTimer* m_saveMemoryTimer;
QTimer * m_textChangedTimer;
QTimer * m_cursorMovedTimer;
QTimer* m_buildSafeFileSetTimer;
class ParseEmitWaiting {
public:
enum Flags {
None = 0,
HadErrors = 1,
HadQueueProblem = 2,
Silent = 4
};
private:
struct Item {
QStringList first;
QStringList second;
Flags flags;
Item() : flags(None) {
}
Item( QStringList f, QStringList s, Flags fl = None ) : first( f ), second( s ), flags( fl )
{
}
};
//typedef QPair<QStringList, QStringList> Item; ///The files we are waiting fore, and the files we already got
typedef QValueList< Item > List;
List m_waiting;
QStringList harvestUntil( List::iterator targIt ) {
List::iterator it = m_waiting.begin();
QStringList ret;
while( it != targIt && it != m_waiting.end() ) {
ret += (*it).first;
it = m_waiting.erase( it );
}
return ret;
}
public:
void addGroup( QStringList& files, Flags flag = None ) {
m_waiting << Item(files, QStringList(), flag);
}
void addGroupFront( QStringList& files, Flags flag = None ) {
m_waiting.push_front( Item(files, QStringList(), flag) );
}
void clear() {
m_waiting.clear();
}
///files that were not requested must not be processed, since they maybe do not respect the group-relationships.
bool reject( QString file ) {
for( List::iterator it = m_waiting.begin(); it != m_waiting.end(); ++it) {
if( (*it).first.find( file ) != (*it).first.end() ) {
return false;
}
}
return true;
}
bool waiting( QString file, Flags forbidFlags = None, int count = 1 ) const {
int hits = 0;
for( List::const_iterator it = m_waiting.begin(); it != m_waiting.end(); ++it) {
if( (*it).first.find( file ) != (*it).first.end() ) {
if( ((Flags)((*it).flags & forbidFlags )) == None ) {
hits++;
if( hits >= count ) return true;
}
}
}
return false;
}
struct Processed {
QStringList res;
Flags flag;
Processed() : flag(None) {
}
Processed(const QStringList& l , Flags f = None ) : res( l ), flag( f ) {
}
operator QStringList() {
return res;
}
bool hadQueueProblem() {
return flag & HadQueueProblem;
}
bool hasFlag( Flags f ) const {
return f & flag;
}
// surely a copy paste implementation?
/*
bool hasFlag( Flags flag ) const {
return flag & HadQueueProblem;
}
*/
};
private:
///Just return all files that have been parsed
Processed errorRecover( QString currentFile ) {
QStringList ret;
kdDebug( 9007 ) << "ParseEmitWaiting: error in the waiting-chain" << endl;
for( List::iterator it = m_waiting.begin(); it != m_waiting.end(); ++it) {
ret += (*it).second;
}
if( !currentFile.isEmpty() ) ret << currentFile;
m_waiting.clear();
return Processed( ret, HadQueueProblem );
}
public:
///returns the parsed-messages that should be emitted
Processed processFile( QString file, Flags flag = None ) {
QStringList ret;
for( List::iterator it = m_waiting.begin(); it != m_waiting.end(); ++it) {
if( (*it).first.find( file ) != (*it).first.end() ) {
if( (*it).second.find( file ) == (*it).second.end() ) {
(*it).flags = (Flags) ((*it).flags | flag);
(*it).second << file;
if( (*it).second.count() == (*it).first.count() ) {
Flags f = (*it).flags;
if( it != m_waiting.begin() ) {
kdDebug( 9007 ) << "ParseEmitWaiting: the chain has multiple groups waiting, they are flushed" << endl;
f = (Flags)(f | HadQueueProblem);
}
return Processed( harvestUntil( ++it ), f );
} else {
///The file was registered, now wait for the next
return QStringList();
}
} else {
///The file has already been parsed
kdDebug( 9007 ) << "ParseEmitWaiting: file has been parsed twice" << endl;
return errorRecover( file );
}
}
}
kdDebug( 9007 ) << "ParseEmitWaiting: file \"" << file << "\" has no group waiting for it" << endl;
ret << file;
return Processed( ret, HadQueueProblem );
}
};
ParseEmitWaiting m_parseEmitWaiting;
ParseEmitWaiting m_fileParsedEmitWaiting;
private slots:
void parseEmit( ParseEmitWaiting::Processed files );
void buildSafeFileSet();
private:
SynchronizedFileSet m_safeProjectFiles;
BackgroundParserConfig * m_backgroundParserConfig;
static QStringList m_sourceMimeTypes;
static QStringList m_headerMimeTypes;
static QStringList m_sourceExtensions;
static QStringList m_headerExtensions;
friend class KDevCppSupportIface;
friend class CppDriver;
// we need something to plug actions that are not in any menu
// into in order for their shortcuts to work
QWidget m_DummyActionWidget;
void addToRepository( ParsedFilePointer );
void emitSynchronousParseReady( const QString& file, ParsedFilePointer unit );
struct JobData
{
QDir dir;
QGuardedPtr<QProgressBar> progressBar;
QStringList::Iterator it;
QStringList files;
int cycle;
int backgroundCount;
int lastBackgroundState;
int backgroundState;
QStringList reparseList;
QMap< QString, QPair<uint, uint> > pcs;
QDataStream stream;
QFile file;
QTime lastParse;
~JobData()
{
delete progressBar;
}
};
JobData * _jd;
};
#endif
// kate: indent-mode csands; tab-width 4;