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148 lines
4.2 KiB
148 lines
4.2 KiB
/* This file is part of the KDE project
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Copyright (c) 1999 Carsten Pfeiffer (pfeiffer@kde.org)
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Copyright (c) 2002 Igor Jansen (rm@kde.org)
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public
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License as published by the Free Software Foundation; either
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version 2 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public License
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along with this library; see the file COPYING.LIB. If not, write to
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the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#ifndef __ko_iconchooser_h__
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#define __ko_iconchooser_h__
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#include <tqgridview.h>
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#include <tqptrlist.h>
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#include <tqpixmap.h>
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#include <koffice_export.h>
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class KoIconItem
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{
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public:
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KoIconItem() {}
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virtual ~KoIconItem() {}
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bool hasValidPixmap() {return validPixmap; }
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bool validPixmap;
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bool hasValidThumb() {return validThumb; }
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bool validThumb;
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virtual int spacing() const {return 0; }
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virtual void setSpacing(int) {}
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virtual TQPixmap &pixmap() const = 0;
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virtual TQPixmap &thumbPixmap() const = 0;
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// Return -1 if this is less than other, 0 if equal, 1 if greater than.
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virtual int compare(const KoIconItem */*other*/) const { return 0; }
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};
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class KoPixmapWidget : public TQFrame
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{
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public:
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KoPixmapWidget(const TQPixmap &aPixmap, TQWidget *parent = 0L, const char *name = 0L);
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~KoPixmapWidget();
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protected:
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void paintEvent(TQPaintEvent *e);
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void mouseReleaseEvent( TQMouseEvent *e);
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private:
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TQPixmap mPixmap;
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};
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class KOPAINTER_EXPORT KoIconChooser: public TQGridView
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{
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TQ_OBJECT
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public:
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// To make the items sorted, set 'sort' to true and override KoIconItem::compare().
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KoIconChooser(TQSize iconSize, TQWidget *parent = 0L, const char *name = 0L, bool sort = false);
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virtual ~KoIconChooser();
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bool autoDelete() const {return mIconList.autoDelete(); }
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void setAutoDelete(bool b) {mIconList.setAutoDelete(b); }
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void addItem(KoIconItem *item);
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bool removeItem(KoIconItem *item);
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void clear();
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KoIconItem *currentItem();
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void setCurrentItem(KoIconItem *item);
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void setDragEnabled(bool allow) { mDragEnabled = allow; }
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bool dragEnabled() const { return mDragEnabled; }
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KoIconItem *itemAt(int row, int col);
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KoIconItem *itemAt(int index);
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signals:
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void selected(KoIconItem *item);
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protected:
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void keyPressEvent(TQKeyEvent *e);
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void mousePressEvent( TQMouseEvent *e);
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void mouseReleaseEvent( TQMouseEvent *e);
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void mouseMoveEvent( TQMouseEvent *e);
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void resizeEvent(TQResizeEvent *e);
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void paintCell(TQPainter *p, int row, int col);
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virtual void startDrag();
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private:
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int cellIndex(int row, int col);
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void calculateCells();
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void showFullPixmap(const TQPixmap &pix, const TQPoint &p);
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int sortInsertionIndex(const KoIconItem *item);
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private:
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TQPtrList<KoIconItem> mIconList;
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KoPixmapWidget *mPixmapWidget;
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int mItemWidth;
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int mItemHeight;
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int mItemCount;
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int mNCols;
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int mCurRow;
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int mCurCol;
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int mMargin;
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TQPoint mDragStartPos;
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bool mMouseButtonDown;
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bool mDragEnabled;
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bool mSort;
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};
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// This is a first attempt at a pattern chooser widget abstraction which is at least
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// useful for two applications(karbon and chalk). It is really a light version of
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// kis_patternchooser. (Rob)
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class KOPAINTER_EXPORT KoPatternChooser : public TQWidget
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{
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TQ_OBJECT
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public:
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KoPatternChooser( const TQPtrList<KoIconItem> &list, TQWidget *parent, const char *name = 0 );
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~KoPatternChooser();
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KoIconItem *currentPattern();
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void setCurrentPattern( KoIconItem * );
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public slots:
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void addPattern( KoIconItem * );
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void removePattern( KoIconItem * );
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private:
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KoIconChooser *chooser;
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signals:
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void selected( KoIconItem * );
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};
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#endif
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