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tdegraphics/kviewshell/kviewpart.h

254 lines
5.9 KiB

#ifndef KVIEWPART_H
#define KVIEWPART_H
#include "kviewpart_iface.h"
#include "pageSize.h"
#include "zoom.h"
#include <tdeparts/browserextension.h>
#include <tqtimer.h>
class TDEAboutData;
class TDEAboutDialog;
class TDEAccel;
class TDEAction;
class TDEConfig;
class KDirWatch;
class TDEInstance;
class KMultiPage;
class TDERadioAction;
class TDESelectAction;
class KTempFile;
class TDEToggleAction;
class KURL;
class KViewPartExtension;
class TQHBoxLayout;
class pageSizeDialog;
class TQSize;
class KViewPart : public KViewPart_Iface
{
TQ_OBJECT
public:
KViewPart(TQWidget *parentWidget, const char *widgetName, TQObject *parent,
const char *name, const TQStringList& args);
virtual ~KViewPart();
static TDEAboutData* createAboutData();
bool isValid() { return multiPage; }
/* This method calls closeURL(), but asks first ("The document was
modified. Do you really want to close?") if the document has been
modified after it has been loaded. */
virtual bool closeURL_ask();
/* Returns a description of the current page size, for use in the
statusbar of the kviewshell that embeds this KViewPart. */
TQString pageSizeDescription();
/** Returns a list of mimetypes supported by the installed KViewShell plugins. */
virtual TQStringList supportedMimeTypes();
signals:
void zoomChanged(const TQString &);
void pageChanged(const TQString &);
void sizeChanged(const TQString &);
void scrollbarStatusChanged(bool);
void fileOpened();
void pluginChanged(KParts::Part*);
public slots:
void slotSetFullPage(bool fullpage);
virtual void slotFileOpen();
virtual bool closeURL();
virtual TQStringList fileFormats() const;
void setStatusBarTextFromMultiPage(const TQString &);
/** Calling this slot will cause the tdemultipage to reload the file */
void reload();
void restoreDocument(const KURL &url, int page);
void saveDocumentRestoreInfo(TDEConfig* config);
protected slots:
void slotShowSidebar();
void slotMedia (int);
void goToPage();
void zoomIn();
void zoomOut();
void disableZoomFit();
void updateZoomLevel();
void enableFitToPage(bool);
void enableFitToHeight(bool);
void enableFitToWidth(bool);
void fitToPage();
void fitToHeight();
void fitToWidth();
void slotPrint();
void fileChanged(const TQString&);
// Connected to the TQLineEdit in the toolbar.
void setZoomValue(const TQString &);
protected:
TDEToggleAction *showSidebar, *scrollbarHandling;
TDESelectAction *orientation, *media, *zoom_action;
virtual bool openFile();
void connectNotify ( const char * );
void partActivateEvent( KParts::PartActivateEvent *ev );
void guiActivateEvent( KParts::GUIActivateEvent *ev );
private slots:
void pageInfo(int numpages, int currentpage);
void checkActions();
void slotStartFitTimer();
void doSettings();
void preferencesChanged();
void aboutKViewShell();
void slotEnableMoveTool(bool enable);
// Relay signals to the multipage. We cannot connect to the
// slots of the multipage directly because than we would have
// to recreate the whole interface whenever a new multipage is loaded.
void mp_prevPage();
void mp_nextPage();
void mp_firstPage();
void mp_lastPage();
void mp_readUp();
void mp_readDown();
void mp_scrollUp();
void mp_scrollDown();
void mp_scrollLeft();
void mp_scrollRight();
void mp_scrollUpPage();
void mp_scrollDownPage();
void mp_scrollLeftPage();
void mp_scrollRightPage();
void mp_slotSave();
void mp_slotSave_defaultFilename();
void mp_doGoBack();
void mp_doGoForward();
void mp_showFindTextDialog();
void mp_findNextText();
void mp_findPrevText();
void mp_doSelectAll();
void mp_clearSelection();
void mp_copyText();
void mp_exportText();
private:
void initializeMultiPage();
// This method reads the configuration file. It should only be
// called when no document is loaded.
void readSettings();
void writeSettings();
// The method openFile of this kviewpart can be called even if
// m_file points to a compressed file. In that case, the temporary
// file tmpUnzipped will be created and a decompressed copy of the
// file stored there.
KTempFile *tmpUnzipped;
KDirWatch *watch;
TDEAccel *accel;
TDEAction *zoomInAct, *zoomOutAct, *backAct, *forwardAct,
*startAct, *endAct, *gotoAct,
*saveAction, *saveAsAction, *printAction, *readUpAct, *readDownAct;
TDEAction *backAction;
TDEAction *forwardAction;
TDEAction *settingsAction;
TDEAction* aboutAction;
TDEToggleAction *watchAct,*useDocumentSpecifiedSize,
*fitPageAct, *fitHeightAct, *fitWidthAct;
TDESelectAction* viewModeAction;
TDERadioAction* moveModeAction;
TDERadioAction* selectionModeAction;
TDEAction* exportTextAction;
TDEAction* copyTextAction;
TDEAction* selectAllAction;
TDEAction* deselectAction;
TDEAction* findTextAction;
TDEAction* findNextTextAction;
TDEAction* findPrevAction;
TDEAction* findNextAction;
KParts::PartManager* partManager;
TQGuardedPtr<KMultiPage> multiPage;
// Name of the library of the currently loaded multiPage.
// Is used to check if it is really necessary to load a new MultiPage.
TQString multiPageLibrary;
KViewPartExtension *m_extension;
bool pageChangeIsConnected;
TQWidget *mainWidget;
TQHBoxLayout* mainLayout;
/** This entry stores the paper size that the user has requested in
the preferences dialog. If that paper size is actually used or
not, depends on if the document specifies a paper size of its
own and if the user has chosen the option "use document
specified paper size if available" */
pageSize userRequestedPaperSize;
/** stores the current zoom value */
Zoom _zoomVal;
pageSizeDialog *_pageSizeDialog;
TQTimer fitTimer;
TDEAboutDialog* aboutDialog;
};
class KViewPartExtension : public KParts::BrowserExtension
{
TQ_OBJECT
friend class KViewPart;
public:
KViewPartExtension(KViewPart *parent);
virtual ~KViewPartExtension() {}
};
#endif