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tdegraphics/kghostview/kgv_view.h

270 lines
6.6 KiB

/**
* Copyright (C) 2000-2002 the KGhostView authors. See file AUTHORS.
*
* 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.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#ifndef __KGV_VIEW_H
#define __KGV_VIEW_H
#include <tqcstring.h> // TQByteArray
#include <tqfile.h>
#include <tdeio/job.h>
#include <tdeparts/browserextension.h>
#include <krun.h>
#include "displayoptions.h"
class TQFrame;
class TQWidget;
class TDEAboutData;
class TDEAction;
class TDEActionCollection;
class KDirWatch;
class TDEInstance;
class TDEPopupMenu;
class TDESelectAction;
class TDEToggleAction;
class KGVBrowserExtension;
class KGVConfigDialog;
class KGVDocument;
class KGVMiniWidget;
class KGVPageView;
class KGVPageDecorator;
class KGVRun;
class KPSWidget;
class LogWindow;
class MarkList;
class ScrollBox;
class KGVPart: public KParts::ReadOnlyPart
{
TQ_OBJECT
public:
KGVPart( TQWidget* parentWidget, const char* widgetName,
TQObject* parent, const char* name,
const TQStringList& args = TQStringList() );
virtual ~KGVPart();
KGVMiniWidget* miniWidget() const { return _docManager; }
MarkList* markList() const { return _markList; }
ScrollBox* scrollBox() { return _scrollBox; }
KGVPageView* pageView() const { return _pageView; }
KGVPageDecorator* pageDecorator() const { return _pageDecorator; }
KGVDocument* document() const { return _document; }
/**
* Reimplemented from ReadOnlyPart in order to delete the file from
* KDirWatch's list.
*/
virtual bool closeURL();
KDE_EXPORT static TDEAboutData* createAboutData();
public slots:
/**
* Reimplemented from ReadOnlyPart so that incoming data can be sent
* through the DSC parser immediately on arrival.
*/
virtual bool openURL( const KURL& );
virtual void openURLContinue();
/**
* Reloads the current file.
* No action if no file is loaded
*/
void reloadFile();
void updateFullScreen( bool );
void showPopup( int, int, const TQPoint &pos );
void slotScrollLeft();
void slotScrollRight();
void slotScrollUp();
void slotScrollDown();
void slotReadDown();
void slotFlicker();
void slotReadUp();
void slotPrevPage();
void slotNextPage();
void slotGotoStart();
void slotGotoEnd();
void slotFitToPage();
void slotFitToScreen();
void slotDoFitToScreen();
void showScrollBars( bool );
void slotCancelWatch();
void showMarkList( bool );
void showPageLabels( bool );
void slotZoomIn();
void slotZoomOut();
void slotZoom( const TQString& );
void slotConfigure();
void slotConfigurationChanged();
/**
* Sets the display options in a sticky way.
* This means that the file being opened or the next one to be open will
* get these options. This is useful for session management or commandline
* arguments
*/
void setDisplayOptions( const DisplayOptions& opts );
protected slots:
void slotData( TDEIO::Job*, const TQByteArray& );
void slotJobFinished( TDEIO::Job* );
void slotMimetypeFinished( const TQString& );
void slotMimetypeError();
void slotFileDirty( const TQString& );
void slotDoFileDirty();
void slotOrientation (int);
void slotMedia (int);
void slotNewPage( int );
void slotPageMoved( int, int );
void slotWatchFile();
void slotOpenFileCompleted();
protected:
virtual void guiActivateEvent( KParts::GUIActivateEvent* );
// reimplemented from ReadOnlyPart
virtual bool openFile();
void updatePageDepActions();
void updateZoomActions();
void updateReadUpDownActions();
void readSettings();
void writeSettings();
private slots:
void slotGhostscriptOutput( char* data, int len );
void slotGhostscriptError( const TQString& );
private:
KGVBrowserExtension* _extension;
KGVDocument* _document;
TQWidget* _mainWidget;
KGVPageView* _pageView;
KGVPageDecorator* _pageDecorator;
KPSWidget* _psWidget;
ScrollBox* _scrollBox;
TQFrame* _divider;
MarkList* _markList;
KGVMiniWidget* _docManager;
LogWindow* _logWindow;
TQTimer* _fitTimer;
TDESelectAction* _selectOrientation;
TDESelectAction* _selectMedia;
TDEAction* _zoomIn;
TDEAction* _zoomOut;
TDESelectAction* _zoomTo;
TDEAction * _fitWidth;
TDEAction * _fitScreen;
TDEAction* _prevPage;
TDEAction* _nextPage;
TDEAction* _firstPage;
TDEAction* _lastPage;
TDEAction* _readUp;
TDEAction* _readDown;
TDEAction* _gotoPage;
TDEToggleAction* _showScrollBars;
TDEToggleAction* _watchFile;
TDEToggleAction* _flick;
TDEToggleAction* _showPageList;
TDEToggleAction* _showPageLabels;
TDEPopupMenu* _popup;
TQFile _tmpFile;
TDEIO::TransferJob* _job;
KDirWatch* _fileWatcher;
KGVRun* _mimetypeScanner;
TQTimer* _dirtyHandler;
TQString _mimetype;
bool _isGuiInitialized : 1;
bool _isFileDirty : 1;
bool _showLogWindow : 1;
bool _stickyOptions : 1;
bool _embeddedInKGhostView : 1;
int _customZoomIndex;
DisplayOptions _options;
};
class KGVBrowserExtension : public KParts::BrowserExtension
{
TQ_OBJECT
friend class KGVPart; // emits our signals
public:
KGVBrowserExtension( KGVPart* parent );
virtual ~KGVBrowserExtension() {}
public slots:
// Automatically detected by konqueror
void print();
};
class KGVRun : public KRun
{
TQ_OBJECT
public:
KGVRun( const KURL& url, mode_t mode = 0,
bool isLocalFile = false, bool showProgressInfo = true );
virtual ~KGVRun();
signals:
void finished( const TQString& mimetype );
protected:
void foundMimeType( const TQString& mimetype );
protected slots:
void emitFinishedWithMimetype() { emit finished( _mimetype ); }
private:
TQString _mimetype;
};
#endif