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/***************************************************************************
kompare_part.h - description
-------------------
begin : Sun Mar 4 2001
copyright : (C) 2001-2004 Otto Bruggeman
(C) 2001-2003 John Firebaugh
(C) 2004 Jeff Snyder
email : [email protected]
[email protected]
[email protected]
****************************************************************************/
/***************************************************************************
**
** 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 KOMPAREPART_H
#define KOMPAREPART_H
#include <kparts/factory.h>
#include <kparts/part.h>
#include "kompare.h"
#include "kompareinterface.h"
class QWidget;
class KTempFile;
class KToggleAction;
class KURL;
namespace Diff2 {
class Difference;
class DiffModel;
class DiffModelList;
class KompareModelList;
}
class DiffSettings;
class ViewSettings;
class KFileTreeView;
class KompareSplitter;
class KompareProcess;
/**
* This is a "Part". It does all the real work in a KPart
* application.
*
* @short Main Part
* @author John Firebaugh <[email protected]>
* @author Otto Bruggeman <[email protected]>
* @version 0.3
*/
class KomparePart : public KParts::ReadWritePart,
public KompareInterface
{
Q_OBJECT
public:
/**
* Default constructor
*/
KomparePart( QWidget *parentWidget, const char *widgetName,
QObject *parent, const char *name, const QStringList & /*args*/);
/**
* Destructor
*/
virtual ~KomparePart();
// Sessionmanagement stuff, added to the kompare iface
// because they are not in the Part class where they belong
// Should be added when bic changes are allowed again (kde 4.0)
virtual int readProperties( KConfig *config );
virtual int saveProperties( KConfig *config );
// this one is called when the shell_app is about to close.
// we need it now to save the properties of the part when apps dont (can't)
// use the readProperties and saveProperties methods
virtual bool queryClose();
// bool isModified() const { return m_modelList->isModified(); }
// Do we really want to expose this ???
const Diff2::KompareModelList* model() const { return m_modelList; };
static KAboutData *createAboutData();
public:
// Reimplemented from the KompareInterface
/**
* Open and parse the diff file at diffUrl.
*/
virtual bool openDiff( const KURL& diffUrl );
/** Added on request of Harald Fernengel */
virtual bool openDiff( const QString& diffOutput );
/** Open and parse the diff3 file at diff3Url */
virtual bool openDiff3( const KURL& diff3URL );
/** Open and parse the file diff3Output with the output of diff3 */
virtual bool openDiff3( const QString& diff3Output );
/** Compare, with diff, source with destination */
virtual void compare( const KURL& sourceFile, const KURL& destinationFile );
/** Compare, with diff, source with destination */
virtual void compareFiles( const KURL& sourceFile, const KURL& destinationFile );
/** Compare, with diff, source with destination */
virtual void compareDirs ( const KURL& sourceDir, const KURL& destinationDir );
/** Compare, with diff3, originalFile with changedFile1 and changedFile2 */
virtual void compare3Files( const KURL& originalFile, const KURL& changedFile1, const KURL& changedFile2 );
/** This will show the file and the file with the diff applied */
virtual void openFileAndDiff( const KURL& file, const KURL& diffFile );
/** This will show the directory and the directory with the diff applied */
virtual void openDirAndDiff ( const KURL& dir, const KURL& diffFile );
/** Reimplementing this because this one knows more about the real part then the interface */
virtual void setEncoding( const QString& encoding );
// This is the interpart interface, it is signal and slot based so no "real" interface here
// All you have to do is connect the parts from your application.
// These just point to their counterpart in the KompareModelList or get called from their
// counterpart in KompareModelList.
signals:
void modelsChanged( const Diff2::DiffModelList* models );
void setSelection( const Diff2::DiffModel* model, const Diff2::Difference* diff );
void setSelection( const Diff2::Difference* diff );
void selectionChanged( const Diff2::DiffModel* model, const Diff2::Difference* diff );
void selectionChanged( const Diff2::Difference* diff );
void applyDifference( bool apply );
void applyAllDifferences( bool apply );
void applyDifference( const Diff2::Difference*, bool apply );
void configChanged();
/*
** This is emitted when a difference is clicked in the kompare view. You can connect to
** it so you can use it to jump to this particular line in the editor in your app.
*/
void differenceClicked( int lineNumber );
// Stuff that can probably be removed by putting it in the part where it belongs in my opinion
public slots:
/** Save all destinations. */
bool saveAll();
/** Save the results of a comparison as a diff file. */
void saveDiff();
/** This slot is connected to the setModifed( bool ) signal from the KompareModelList */
void slotSetModified( bool modified );
signals:
void appliedChanged();
void diffURLChanged();
void kompareInfo( Kompare::Info* info );
void setStatusBarModelInfo( int modelIndex, int differenceIndex, int modelCount, int differenceCount, int appliedCount );
// void setStatusBarText( const QString& text );
protected:
/**
* This is the method that gets called when the file is opened,
* when using openURL( const KURL& ) or in our case also openDiff( const KURL& );
* return true when everything went ok, false if there were problems
*/
virtual bool openFile();
virtual bool saveFile() { return true; };
// patchFile
bool patchFile(KURL&);
bool patchDir();
protected slots:
void slotSetStatus( Kompare::Status status );
void slotShowError( QString error );
void slotSwap();
void slotShowDiffstats();
void optionsPreferences();
void updateActions();
void updateCaption();
void updateStatus();
private:
void cleanUpTemporaryFiles();
void setupActions();
bool exists( const QString& url );
bool isDirectory( const KURL& url );
const QString fetchURL( const KURL& url );
private:
// Uhm why were these static again ???
// Ah yes, so multiple instances of kompare use the
// same settings after one of them changes them
static ViewSettings* m_viewSettings;
static DiffSettings* m_diffSettings;
Diff2::KompareModelList* m_modelList;
KompareSplitter* m_splitter;
KAction* m_saveAll;
KAction* m_saveDiff;
KAction* m_swap;
KAction* m_diffStats;
KTempFile* m_tempDiff;
struct Kompare::Info m_info;
};
#endif // KOMPAREPART_H
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