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+/***************************************************************************
+ * Copyright (C) 2005 by Ken Werner *
+ * ken.werner@web.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 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 FLOWLAYOUT_H
+#define FLOWLAYOUT_H
+
+#include <qlayout.h>
+#include <qptrlist.h>
+
+class Source;
+class KConfig;
+
+class FlowLayout : public QLayout{
+ Q_OBJECT //macro which activates signals and slots (moc)
+public:
+ /**
+ * the direction for moveItem
+ */
+ enum DIRECTION {
+ ABOVE = 0,
+ BELOW = 1
+ };
+ FlowLayout( QWidget* parent, Qt::Orientation orientation=Qt::Horizontal, int border=0, int space=-1, const char* name=0 );
+ FlowLayout( QLayout* parent, Qt::Orientation orientation=Qt::Horizontal, int space=-1, const char* name=0 );
+ FlowLayout( Qt::Orientation=Qt::Horizontal, int space=-1, const char* name=0 );
+ virtual ~FlowLayout();
+ /**
+ * tells all sources their positions
+ */
+ void updatePositions(KConfig * inKConfig);
+ void addItem(QLayoutItem* item);
+ void addSource(Source* src);
+ void remove(QWidget* widget);
+ /**
+ * Returns the number of items in the layout
+ */
+ uint count();
+ /**
+ * moves the item \c which above/beneath item \c relate
+ * \param dir ABOVE if above, BENEATH if beneath
+ * \return the new Position or -1 if no real move was made
+ */
+ bool moveItem(const QLayoutItem* which, const QLayoutItem* relate, DIRECTION direction);
+ bool hasHeightForWidth() const;
+ int heightForWidth(int w) const;
+ bool hasWidthForHeight() const;
+ int widthForHeight(int h) const;
+ QSize sizeHint() const;
+ QSize minimumSize() const;
+ QLayoutIterator iterator();
+ QSizePolicy::ExpandData expanding() const;
+ Qt::Orientation getOrientation() const;
+public slots:
+ void setOrientation(Qt::Orientation orientation);
+
+protected:
+ void setGeometry(const QRect&);
+
+private:
+ int doLayout( const QRect&, bool testOnly = FALSE );
+ int doLayoutHorizontal( const QRect&, bool testOnly );
+ int doLayoutVertical( const QRect&, bool testOnly );
+ Qt::Orientation mOrientation;
+ QPtrList<QLayoutItem> mLayoutItems;
+ // this is the connection between a layout item and its source.
+ QMap<QLayoutItem*, Source*> mSources;
+ QLayoutItem* mLastItem; // the item that was last added
+};
+#endif