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91 lines
2.8 KiB
91 lines
2.8 KiB
/*************************************************************************** |
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* Copyright (C) 2004 by Albert Astals Cid <tsdgeos@terra.es> * |
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* * |
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* This program is free software; you can redistribute it and/or modify * |
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* it under the terms of the GNU General Public License as published by * |
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* the Free Software Foundation; either version 2 of the License, or * |
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* (at your option) any later version. * |
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***************************************************************************/ |
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#ifndef THUMBNAILLIST_H |
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#define THUMBNAILLIST_H |
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#include <qscrollview.h> |
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#include <qvaluevector.h> |
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#include <qvbox.h> |
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#include "document.h" |
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class QTimer; |
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class KActionCollection; |
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class ThumbnailWidget; |
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/** |
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* @short A scrollview that displays pages pixmaps previews (aka thumbnails). |
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* |
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* ... |
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*/ |
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class ThumbnailList : public QScrollView, public KPDFDocumentObserver |
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{ |
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Q_OBJECT |
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public: |
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ThumbnailList(QWidget *parent, KPDFDocument *document); |
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// return thumbnails observer id |
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uint observerId() const { return THUMBNAILS_ID; } |
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// redraw thumbnail ( inherited as DocumentObserver ) |
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void notifyPixmapChanged( int pageNumber ); |
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// request all visible pixmap (due to a global shange or so..) |
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void notifyPixmapsCleared(); |
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// create thumbnails ( inherited as a DocumentObserver ) |
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void pageSetup( const QValueVector<KPDFPage*> & pages, bool documentChanged ); |
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// hilihght current thumbnail ( inherited as DocumentObserver ) |
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void pageSetCurrent( int pageNumber, const QRect & viewport ); |
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// redraw visible widgets (useful for refreshing contents...) |
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void updateWidgets(); |
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protected: |
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// scroll up/down the view |
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void keyPressEvent( QKeyEvent * e ); |
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// select a thumbnail by clicking on it |
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void contentsMousePressEvent( QMouseEvent * ); |
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// resize thumbnails to fit the width |
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void viewportResizeEvent( QResizeEvent * ); |
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// file drop related events (an url may be dropped even here) |
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void dragEnterEvent( QDragEnterEvent* ); |
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void dropEvent( QDropEvent* ); |
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signals: |
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void urlDropped( const KURL& ); |
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public slots: |
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// make requests for generating pixmaps for visible thumbnails |
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void slotRequestPixmaps( int newContentsX = -1, int newContentsY = -1 ); |
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private: |
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void requestPixmaps( int delayMs = 0 ); |
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KPDFDocument *m_document; |
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ThumbnailWidget *m_selected; |
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QTimer *m_delayTimer; |
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QValueVector<ThumbnailWidget *> m_thumbnails; |
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int m_vectorIndex; |
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}; |
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/** |
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* @short A vertical boxed container with zero size hint (for insertion on left toolbox) |
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*/ |
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class ThumbnailsBox : public QVBox |
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{ |
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public: |
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ThumbnailsBox( QWidget * parent ) : QVBox( parent ) {}; |
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QSize sizeHint() const { return QSize(); } |
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}; |
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#endif
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