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+/**********************************************************************
+** Copyright (C) 2000 Trolltech AS. All rights reserved.
+**
+** This file is part of Qt Designer.
+**
+** This file may be distributed and/or modified under the terms of the
+** GNU General Public License version 2 as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL included in the
+** packaging of this file.
+**
+** Licensees holding valid Qt Enterprise Edition or Qt Professional Edition
+** licenses may use this file in accordance with the Qt Commercial License
+** Agreement provided with the Software.
+**
+** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
+** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
+**
+** See http://www.trolltech.com/gpl/ for GPL licensing information.
+** See http://www.trolltech.com/pricing.html or email [email protected] for
+** information about Qt Commercial License Agreements.
+**
+** Contact [email protected] if any conditions of this licensing are
+** not clear to you.
+**
+**********************************************************************/
+
+#ifndef LAYOUT_H
+#define LAYOUT_H
+
+#include <qwidget.h>
+#include <qmap.h>
+#include <qguardedptr.h>
+#include <qobject.h>
+#include <qlayout.h>
+#include <qmap.h>
+#include <qwidgetlist.h>
+
+class FormWindow;
+class QPaintEvent;
+
+class Layout : public QObject
+{
+ Q_OBJECT
+
+public:
+ Layout( const QWidgetList &wl, QWidget *p, FormWindow *fw, QWidget *lb, bool doSetup = TRUE, bool splitter = FALSE );
+ virtual ~Layout() {}
+
+ virtual void doLayout() = 0;
+ virtual void undoLayout();
+ virtual void breakLayout();
+ virtual bool prepareLayout( bool &needMove, bool &needReparent );
+ virtual void finishLayout( bool needMove, QLayout *layout );
+
+protected:
+ QWidgetList widgets;
+ QWidget *parent;
+ QPoint startPoint;
+ QMap<QGuardedPtr<QWidget>, QRect> geometries;
+ QWidget *layoutBase;
+ FormWindow *formWindow;
+ QRect oldGeometry;
+ bool isBreak;
+ bool useSplitter;
+
+protected:
+ virtual void setup();
+
+protected slots:
+ void widgetDestroyed();
+
+};
+
+class HorizontalLayout : public Layout
+{
+public:
+ HorizontalLayout( const QWidgetList &wl, QWidget *p, FormWindow *fw, QWidget *lb, bool doSetup = TRUE, bool splitter = FALSE );
+
+ void doLayout();
+
+protected:
+ void setup();
+
+};
+
+class VerticalLayout : public Layout
+{
+public:
+ VerticalLayout( const QWidgetList &wl, QWidget *p, FormWindow *fw, QWidget *lb, bool doSetup = TRUE, bool splitter = FALSE );
+
+ void doLayout();
+
+protected:
+ void setup();
+
+};
+
+class Grid;
+
+class GridLayout : public Layout
+{
+public:
+ GridLayout( const QWidgetList &wl, QWidget *p, FormWindow *fw, QWidget *lb, const QSize &res, bool doSetup = TRUE );
+ ~GridLayout();
+
+ void doLayout();
+
+protected:
+ void setup();
+
+protected:
+ void buildGrid();
+ QSize resolution;
+ Grid* grid;
+
+};
+
+class Spacer : public QWidget
+{
+ Q_OBJECT
+
+ Q_OVERRIDE( QCString name )
+ Q_PROPERTY( Orientation orientation READ orientation WRITE setOrientation )
+ Q_ENUMS( SizeType )
+ Q_PROPERTY( SizeType sizeType READ sizeType WRITE setSizeType )
+ Q_PROPERTY( QSize sizeHint READ sizeHint WRITE setSizeHint DESIGNABLE true STORED true )
+ Q_OVERRIDE( QRect geometry DESIGNABLE false )
+
+private:
+ enum { HSize = 6, HMask = 0x3f, VMask = HMask << HSize,
+ MayGrow = 1, ExpMask = 2, MayShrink = 4 };
+
+public:
+ enum SizeType { Fixed = 0,
+ Minimum = MayGrow,
+ Maximum = MayShrink,
+ Preferred = MayGrow|MayShrink ,
+ MinimumExpanding = Minimum|ExpMask,
+ Expanding = MinimumExpanding|MayShrink };
+
+ Spacer( QWidget *parent, const char *name );
+
+ QSize minimumSize() const;
+ QSize sizeHint() const;
+ void setSizeType( SizeType t );
+ SizeType sizeType() const;
+ int alignment() const;
+ Orientation orientation() const;
+ void setOrientation( Orientation o );
+ void setInteraciveMode( bool b ) { interactive = b; };
+ void setSizeHint( const QSize &s );
+
+protected:
+ void paintEvent( QPaintEvent *e );
+ void resizeEvent( QResizeEvent* e );
+ void updateMask();
+ Qt::Orientation orient;
+ bool interactive;
+ QSize sh;
+};
+
+class QDesignerGridLayout : public QGridLayout
+{
+ Q_OBJECT
+public:
+ QDesignerGridLayout( QWidget *parent ) : QGridLayout( parent ){};
+ QDesignerGridLayout( QLayout *parentLayout ) : QGridLayout( parentLayout ){};
+
+ void addWidget( QWidget *, int row, int col, int align = 0 );
+ void addMultiCellWidget( QWidget *, int fromRow, int toRow,
+ int fromCol, int toCol, int align = 0 );
+
+ struct Item
+ {
+ Item(): row(0), column(0),rowspan(1),colspan(1){}
+ Item( int r, int c, int rs, int cs): row(r), column(c), rowspan(rs), colspan(cs){}
+ int row;
+ int column;
+ int rowspan;
+ int colspan;
+ Q_DUMMY_COMPARISON_OPERATOR( Item )
+ };
+
+ QMap<QWidget*, Item> items;
+};
+
+
+#endif