mirror of
https://invent.kde.org/graphics/okular
synced 2024-08-24 18:35:37 +00:00
![Albert Astals Cid](/assets/img/avatar_default.png)
* We do not keep them around any more time than needed (they are cheap to create) * AnnotWindow::slotsaveWindowText calls m_document->modifyPageAnnotation so edition of inline notes happens immediately
251 lines
9.8 KiB
C++
251 lines
9.8 KiB
C++
/***************************************************************************
|
|
* Copyright (C) 2004 by Enrico Ros <eros.kde@email.it> *
|
|
* Copyright (C) 2004 by Albert Astals Cid <tsdgeos@terra.es> *
|
|
* *
|
|
* With portions of code from kpdf/kpdf_pagewidget.h by: *
|
|
* Copyright (C) 2002 by Wilco Greven <greven@kde.org> *
|
|
* Copyright (C) 2003 by Christophe Devriese *
|
|
* <Christophe.Devriese@student.kuleuven.ac.be> *
|
|
* Copyright (C) 2003 by Laurent Montel <montel@kde.org> *
|
|
* Copyright (C) 2003 by Kurt Pfeifle <kpfeifle@danka.de> *
|
|
* *
|
|
* 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 file follows coding style described in kdebase/kicker/HACKING
|
|
|
|
#ifndef _OKULAR_PAGEVIEW_H_
|
|
#define _OKULAR_PAGEVIEW_H_
|
|
|
|
#include <qabstractscrollarea.h>
|
|
#include <qlist.h>
|
|
#include <qvector.h>
|
|
#include "ui/pageviewutils.h"
|
|
#include "core/area.h"
|
|
#include "core/observer.h"
|
|
#include "core/view.h"
|
|
|
|
class KAction;
|
|
class KActionCollection;
|
|
class KMenu;
|
|
class KUrl;
|
|
|
|
namespace Okular {
|
|
class Action;
|
|
class Document;
|
|
class DocumentViewport;
|
|
class Annotation;
|
|
}
|
|
|
|
class FormWidgetIface;
|
|
class PageViewPrivate;
|
|
|
|
/**
|
|
* @short The main view. Handles zoom and continuous mode.. oh, and page
|
|
* @short display of course :-)
|
|
* ...
|
|
*/
|
|
class PageView : public QAbstractScrollArea, public Okular::DocumentObserver, public Okular::View
|
|
{
|
|
Q_OBJECT
|
|
|
|
public:
|
|
PageView( QWidget *parent, Okular::Document *document );
|
|
~PageView();
|
|
|
|
// Zoom mode ( last 4 are internally used only! )
|
|
enum ZoomMode { ZoomFixed = 0, ZoomFitWidth = 1, ZoomFitPage = 2, ZoomFitText,
|
|
ZoomIn, ZoomOut, ZoomRefreshCurrent };
|
|
enum MouseMode { MouseNormal, MouseZoom, MouseSelect, MouseImageSelect, MouseTextSelect, MouseTableSelect };
|
|
|
|
enum ClearMode { ClearAllSelection, ClearOnlyDividers };
|
|
|
|
// create actions that interact with this widget
|
|
void setupBaseActions( KActionCollection * collection );
|
|
void setupViewerActions( KActionCollection * collection );
|
|
void setupActions( KActionCollection * collection );
|
|
void updateActionState( bool docHasPages, bool docChanged, bool docHasFormWidgets );
|
|
|
|
// misc methods (from RMB menu/children)
|
|
bool canFitPageWidth() const;
|
|
void fitPageWidth( int page );
|
|
// keep in sync with pageviewutils
|
|
void displayMessage( const QString & message, const QString & details = QString(), PageViewMessage::Icon icon=PageViewMessage::Info, int duration=-1 );
|
|
|
|
// inherited from DocumentObserver
|
|
uint observerId() const { return PAGEVIEW_ID; }
|
|
void notifySetup( const QVector< Okular::Page * > & pages, int setupFlags );
|
|
void notifyViewportChanged( bool smoothMove );
|
|
void notifyPageChanged( int pageNumber, int changedFlags );
|
|
void notifyContentsCleared( int changedFlags );
|
|
void notifyZoom(int factor);
|
|
bool canUnloadPixmap( int pageNum ) const;
|
|
|
|
// inherited from View
|
|
uint viewId() const { return observerId(); }
|
|
bool supportsCapability( ViewCapability capability ) const;
|
|
CapabilityFlags capabilityFlags( ViewCapability capability ) const;
|
|
QVariant capability( ViewCapability capability ) const;
|
|
void setCapability( ViewCapability capability, const QVariant &option );
|
|
|
|
QList< Okular::RegularAreaRect * > textSelections( const QPoint& start, const QPoint& end, int& firstpage );
|
|
Okular::RegularAreaRect * textSelectionForItem( PageViewItem * item, const QPoint & startPoint = QPoint(), const QPoint & endPoint = QPoint() );
|
|
|
|
void reparseConfig();
|
|
|
|
KAction *toggleFormsAction() const;
|
|
|
|
int contentAreaWidth() const;
|
|
int contentAreaHeight() const;
|
|
QPoint contentAreaPosition() const;
|
|
QPoint contentAreaPoint( const QPoint & pos ) const;
|
|
|
|
bool areSourceLocationsShownGraphically() const;
|
|
void setShowSourceLocationsGraphically(bool show);
|
|
|
|
void setLastSourceLocationViewport( const Okular::DocumentViewport& vp );
|
|
void clearLastSourceLocationViewport();
|
|
public slots:
|
|
void errorMessage( const QString & message, int duration = -1 )
|
|
{
|
|
displayMessage( message, QString(), PageViewMessage::Error, duration );
|
|
}
|
|
|
|
void noticeMessage( const QString & message, int duration = -1 )
|
|
{
|
|
displayMessage( message, QString(), PageViewMessage::Info, duration );
|
|
}
|
|
|
|
void warningMessage( const QString & message, int duration = -1 )
|
|
{
|
|
displayMessage( message, QString(), PageViewMessage::Warning, duration );
|
|
}
|
|
|
|
void copyTextSelection() const;
|
|
void selectAll();
|
|
|
|
void openAnnotationWindow( Okular::Annotation *annotation, int pageNumber );
|
|
|
|
signals:
|
|
void urlDropped( const KUrl& );
|
|
void rightClick( const Okular::Page *, const QPoint & );
|
|
|
|
protected:
|
|
void resizeEvent( QResizeEvent* );
|
|
|
|
// mouse / keyboard events
|
|
void keyPressEvent( QKeyEvent* );
|
|
void keyReleaseEvent( QKeyEvent* );
|
|
void inputMethodEvent( QInputMethodEvent * );
|
|
void wheelEvent( QWheelEvent* );
|
|
|
|
// drag and drop related events
|
|
void dragEnterEvent( QDragEnterEvent* );
|
|
void dragMoveEvent( QDragMoveEvent* );
|
|
void dropEvent( QDropEvent* );
|
|
|
|
void paintEvent( QPaintEvent *e );
|
|
void mouseMoveEvent( QMouseEvent *e );
|
|
void mousePressEvent( QMouseEvent *e );
|
|
void mouseReleaseEvent( QMouseEvent *e );
|
|
void mouseDoubleClickEvent( QMouseEvent *e );
|
|
|
|
bool viewportEvent( QEvent *e );
|
|
|
|
void scrollContentsBy( int dx, int dy );
|
|
|
|
private:
|
|
// draw background and items on the opened qpainter
|
|
void drawDocumentOnPainter( const QRect & pageViewRect, QPainter * p );
|
|
// update item width and height using current zoom parameters
|
|
void updateItemSize( PageViewItem * item, int columnWidth, int rowHeight );
|
|
// return the widget placed on a certain point or 0 if clicking on empty space
|
|
PageViewItem * pickItemOnPoint( int x, int y );
|
|
// start / modify / clear selection rectangle
|
|
void selectionStart( const QPoint & pos, const QColor & color, bool aboveAll = false );
|
|
void selectionEndPoint( const QPoint & pos );
|
|
void selectionClear( const ClearMode mode = ClearAllSelection );
|
|
void drawTableDividers(QPainter * screenPainter);
|
|
void guessTableDividers();
|
|
// update internal zoom values and end in a slotRelayoutPages();
|
|
void updateZoom( ZoomMode newZm );
|
|
// update the text on the label using global zoom value or current page's one
|
|
void updateZoomText();
|
|
void textSelectionClear();
|
|
// updates cursor
|
|
void updateCursor( const QPoint &p );
|
|
|
|
int viewColumns() const;
|
|
|
|
void center(int cx, int cy);
|
|
|
|
void toggleFormWidgets( bool on );
|
|
|
|
void resizeContentArea( const QSize & newSize );
|
|
void updatePageStep();
|
|
|
|
void addWebShortcutsMenu( KMenu * menu, const QString & text );
|
|
|
|
// don't want to expose classes in here
|
|
class PageViewPrivate * d;
|
|
|
|
private slots:
|
|
// used to decouple the notifyViewportChanged calle
|
|
void slotRealNotifyViewportChanged(bool smoothMove);
|
|
// activated either directly or via queued connection on notifySetup
|
|
void slotRelayoutPages();
|
|
// activated by the resize event delay timer
|
|
void delayedResizeEvent();
|
|
// activated either directly or via the contentsMoving(int,int) signal
|
|
void slotRequestVisiblePixmaps( int newValue = -1 );
|
|
// activated by the viewport move timer
|
|
void slotMoveViewport();
|
|
// activated by the autoscroll timer (Shift+Up/Down keys)
|
|
void slotAutoScoll();
|
|
// activated by the dragScroll timer
|
|
void slotDragScroll();
|
|
// show the welcome message
|
|
void slotShowWelcome();
|
|
// activated by left click timer
|
|
void slotShowSizeAllCursor();
|
|
|
|
void slotHandleWebShortcutAction();
|
|
void slotConfigureWebShortcuts();
|
|
|
|
// connected to local actions (toolbar, menu, ..)
|
|
void slotZoom();
|
|
void slotZoomIn();
|
|
void slotZoomOut();
|
|
void slotFitToWidthToggled( bool );
|
|
void slotFitToPageToggled( bool );
|
|
void slotFitToTextToggled( bool );
|
|
void slotViewMode( QAction *action );
|
|
void slotContinuousToggled( bool );
|
|
void slotSetMouseNormal();
|
|
void slotSetMouseZoom();
|
|
void slotSetMouseSelect();
|
|
void slotSetMouseTextSelect();
|
|
void slotSetMouseTableSelect();
|
|
void slotToggleAnnotator( bool );
|
|
void slotScrollUp();
|
|
void slotScrollDown();
|
|
void slotRotateClockwise();
|
|
void slotRotateCounterClockwise();
|
|
void slotRotateOriginal();
|
|
void slotPageSizes( int );
|
|
void slotTrimMarginsToggled( bool );
|
|
void slotToggleForms();
|
|
void slotFormWidgetChanged( FormWidgetIface *w );
|
|
void slotRefreshPage();
|
|
void slotSpeakDocument();
|
|
void slotSpeakCurrentPage();
|
|
void slotStopSpeaks();
|
|
void slotAction( Okular::Action *action );
|
|
void externalKeyPressEvent( QKeyEvent *e );
|
|
void slotAnnotationWindowDestroyed( QObject *window );
|
|
};
|
|
|
|
#endif
|