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109 lines
3.7 KiB
109 lines
3.7 KiB
/*************************************************************************** |
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* Copyright (C) 2010 - 2011 by Ingomar Wesp <ingomar@wesp.name> * |
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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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* This program 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 * |
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* GNU General Public License for more details. * |
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* * |
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* You should have received a copy of the GNU General Public License * |
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* along with this program; if not, write to the * |
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* Free Software Foundation, Inc., * |
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. * |
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***************************************************************************/ |
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#ifndef QUICKLAUNCH_ICONGRIDLAYOUT_H |
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#define QUICKLAUNCH_ICONGRIDLAYOUT_H |
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// Qt |
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#include <Qt> |
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#include <QtGlobal> |
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#include <QtCore/QList> |
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#include <QtCore/QSizeF> |
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#include <QtGui/QGraphicsLayout> |
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class QEvent; |
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class QRectF; |
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class QGraphicsLayoutItem; |
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namespace Quicklaunch { |
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class IconGridLayout : public QGraphicsLayout { |
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public: |
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enum Mode { |
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PreferColumns, /**< Prefer columns over rows. */ |
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PreferRows /**< Prefer rows over columns. */ |
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}; |
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IconGridLayout(QGraphicsLayoutItem *parent = 0); |
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~IconGridLayout(); |
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Mode mode() const; |
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void setMode(Mode mode); |
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int cellSpacing() const; |
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void setCellSpacing(int cellSpacing); |
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int maxSectionCount() const; |
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/** |
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* Depending on the mode, @c setMaxSectionCount limits either the |
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* number of rows or the number of columns that are displayed. In |
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* @c PreferColumns mode, @a maxSectionCount limites the maximum |
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* number of columns while in @c PreferRows mode, it applies to |
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* the maximum number of rows. |
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* |
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* Setting @a maxSectionCount to @c 0 disables the limitation. |
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* |
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* @param maxSectionCount the maximum number of rows or columns |
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* (depending on the mode) that should be displayed. |
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*/ |
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void setMaxSectionCount(int maxSectionCount); |
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bool maxSectionCountForced() const; |
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void setMaxSectionCountForced(bool enable); |
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void addItem(QGraphicsLayoutItem *item); |
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void insertItem(int index, QGraphicsLayoutItem *item); |
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int count() const; |
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int columnCount() const; |
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int rowCount() const; |
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QGraphicsLayoutItem *itemAt(int index) const; |
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QGraphicsLayoutItem *itemAt(int row, int column) const; |
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void moveItem(int from, int to); |
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void removeAt(int index); |
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void setGeometry(const QRectF &rect); |
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QSizeF sizeHint(Qt::SizeHint which, const QSizeF &constraint = QSizeF()) const; |
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static const int DEFAULT_CELL_SPACING; |
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private: |
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void computeGridParameters( |
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QList<int> &rowHeights, QList<int> &columnWidths, |
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QSizeF &preferredSize) const; |
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void updateGridParameters(); |
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QList<QGraphicsLayoutItem*> m_items; |
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Mode m_mode; |
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int m_cellSpacing; |
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int m_maxSectionCount; |
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bool m_maxSectionCountForced; |
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int m_rowCount; |
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int m_columnCount; |
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QList<int> m_rowHeights; |
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QList<int> m_columnWidths; |
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QSizeF m_preferredSizeHint; |
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}; |
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} |
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#endif /* QUICKLAUNCH_ICONGRIDLAYOUT_H */
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