--- /dev/null
+// Copyright (C) 2005 OPEN CASCADE, CEA/DEN, EDF R&D, PRINCIPIA R&D
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Lesser General Public
+// License as published by the Free Software Foundation; either
+// version 2.1 of the License.
+//
+// This library 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
+// Lesser General Public License for more details.
+//
+// You should have received a copy of the GNU Lesser General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+//
+// See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
+//
+// File: QtxMenu.cxx
+// Author: Sergey TELKOV
+
+#include "QtxMenu.h"
+
+#include <QLabel>
+#include <QLayout>
+#include <QPainter>
+#include <QPaintEvent>
+#include <QTextDocument>
+#include <QWidgetAction>
+#include <QLinearGradient>
+#include <QAbstractTextDocumentLayout>
+
+/*!
+ Class: QtxMenu::Title [Internal]
+ Descr: Menu item for popup title.
+*/
+
+class QtxMenu::Title : public QWidget
+{
+public:
+ Title( QWidget* = 0 );
+ virtual ~Title();
+
+ QIcon icon() const;
+ void setIcon( const QIcon& );
+
+ QString text() const;
+ void setText( const QString& );
+
+ Qt::Alignment alignment() const;
+ void setAlignment( const Qt::Alignment );
+
+ virtual QSize sizeHint() const;
+ virtual QSize minimumSizeHint() const;
+
+protected:
+ virtual void paintEvent( QPaintEvent* );
+
+private:
+ QIcon myIcon;
+ QString myText;
+ Qt::Alignment myAlignment;
+};
+
+/*!
+ Constructor
+*/
+QtxMenu::Title::Title( QWidget* parent )
+: QWidget( parent ),
+myAlignment( 0 )
+{
+}
+
+/*!
+ Destructor
+*/
+QtxMenu::Title::~Title()
+{
+}
+
+QIcon QtxMenu::Title::icon() const
+{
+ return myIcon;
+}
+
+void QtxMenu::Title::setIcon( const QIcon& ico )
+{
+ myIcon = ico;
+}
+
+QString QtxMenu::Title::text() const
+{
+ return myText;
+}
+
+void QtxMenu::Title::setText( const QString& txt )
+{
+ myText = txt;
+}
+
+Qt::Alignment QtxMenu::Title::alignment() const
+{
+ return myAlignment;
+}
+
+void QtxMenu::Title::setAlignment( const Qt::Alignment a )
+{
+ myAlignment = a;
+}
+
+QSize QtxMenu::Title::sizeHint() const
+{
+ int m = 5;
+ QTextDocument doc;
+ doc.setHtml( text() );
+
+ QSize sz = icon().isNull() ? QSize( 0, 0 ) : icon().actualSize( QSize( 16, 16 ) );
+ sz.setWidth( 2 * m + sz.width() + doc.size().width() );
+ sz.setHeight( 2 * m + qMax( sz.height(), (int)doc.size().height() ) );
+ return sz;
+}
+
+QSize QtxMenu::Title::minimumSizeHint() const
+{
+ return sizeHint();
+}
+
+void QtxMenu::Title::paintEvent( QPaintEvent* )
+{
+ int m = 5;
+ QIcon ico = icon();
+ QString txt = text();
+ Qt::Alignment align = alignment();
+
+ QRect base = rect();
+ base.setTop( base.top() + 1 );
+ base.setLeft( base.left() + 1 );
+ base.setRight( base.right() -1 );
+ base.setBottom( base.bottom() - 1 );
+
+ QTextDocument doc;
+ doc.setHtml( txt );
+
+ QSize isz = ico.isNull() ? QSize( 0, 0 ) : ico.actualSize( QSize( 16, 16 ) );
+ QSize sz( doc.size().width(), doc.size().height() );
+
+ QPainter p( this );
+ QAbstractTextDocumentLayout::PaintContext ctx;
+ ctx.palette.setColor( QPalette::Text, palette().color( QPalette::Light ) );
+
+ QLinearGradient linearGrad( base.topLeft(), base.topRight() );
+ linearGrad.setColorAt( 0, palette().color( QPalette::Highlight ) );
+ linearGrad.setColorAt( 1, palette().color( QPalette::Window ) );
+
+ p.fillRect( base, linearGrad );
+
+ QPoint start = base.topLeft() + QPoint( m, m );
+ if ( align & Qt::AlignLeft )
+ start.setX( base.left() + m );
+ else if ( align & Qt::AlignRight )
+ start.setX( base.right() - m - isz.width() - sz.width() );
+ else if ( align & Qt::AlignHCenter )
+ start.setX( base.left() + ( base.width() - isz.width() - sz.width() ) / 2 );
+
+ if ( align & Qt::AlignTop )
+ start.setY( base.top() + m );
+ else if ( align & Qt::AlignBottom )
+ start.setY( base.bottom() - m - qMax( isz.height(), - sz.height() ) );
+ else if ( align & Qt::AlignVCenter )
+ start.setY( base.top() + ( base.height() - qMax( isz.height(), sz.height() ) ) / 2 );
+
+ if ( !ico.isNull() )
+ {
+ ico.paint( &p, QRect( start, isz ) );
+ start.setX( start.x() + isz.width() );
+ }
+
+ p.save();
+ p.translate( start );
+ doc.documentLayout()->draw( &p, ctx );
+ p.restore();
+}
+
+/*!
+ Constructor
+*/
+QtxMenu::QtxMenu( QWidget* parent )
+: QMenu( parent ),
+myMode( TitleAuto )
+{
+ myTitle = new Title( this );
+ myAction = new QWidgetAction( this );
+ myAction->setDefaultWidget( myTitle );
+}
+
+/*!
+ Destructor
+*/
+QtxMenu::~QtxMenu()
+{
+}
+
+QString QtxMenu::titleText() const
+{
+ return myTitle->text();
+}
+
+/*!
+ \return popup menu icon
+*/
+QIcon QtxMenu::titleIcon() const
+{
+ return myTitle->icon();
+}
+
+/*!
+ \return popup menu title policy
+*/
+QtxMenu::TitleMode QtxMenu::titleMode() const
+{
+ return myMode;
+}
+
+/*!
+ \return popup menu title alignment
+*/
+Qt::Alignment QtxMenu::titleAlignment() const
+{
+ return myTitle->alignment();
+}
+
+/*!
+ Changes title text
+ \param txt - new text
+*/
+void QtxMenu::setTitleText( const QString& txt )
+{
+ if ( titleText() == txt )
+ return;
+
+ myTitle->setText( txt );
+
+ updateTitle();
+}
+
+/*!
+ Changes title icon
+ \param icon - new icon
+*/
+void QtxMenu::setTitleIcon( const QIcon& ico )
+{
+ myTitle->setIcon( ico );
+
+ updateTitle();
+}
+
+/*!
+ Changes title mode
+ \param p - new policy
+*/
+void QtxMenu::setTitleMode( const QtxMenu::TitleMode m )
+{
+ if ( myMode == m )
+ return;
+
+ myMode = m;
+
+ updateTitle();
+}
+
+/*!
+ Changes title alignment
+ \param a - new alignment
+*/
+void QtxMenu::setTitleAlignment( const Qt::Alignment a )
+{
+ if ( titleAlignment() == a )
+ return;
+
+ myTitle->setAlignment( a );
+
+ updateTitle();
+}
+
+/*!
+ Shows/hide menu
+*/
+void QtxMenu::setVisible( bool on )
+{
+ if ( on )
+ insertTitle();
+
+ QMenu::setVisible( on );
+
+ if ( !on )
+ removeTitle();
+}
+
+/*!
+ Inserts title item to popup menu
+*/
+void QtxMenu::insertTitle()
+{
+ if ( titleMode() == TitleOff || ( titleMode() == TitleAuto && titleText().trimmed().isEmpty() ) )
+ return;
+
+ if ( actions().isEmpty() )
+ addAction( myAction );
+ else
+ insertAction( actions().first(), myAction );
+}
+
+/*!
+ Removes title item from popup menu
+*/
+void QtxMenu::removeTitle()
+{
+ if ( actions().contains( myAction ) )
+ removeAction( myAction );
+}
+
+/*!
+ Updates title item
+*/
+void QtxMenu::updateTitle()
+{
+ if ( !actions().contains( myAction ) )
+ return;
+
+ removeTitle();
+ insertTitle();
+}
--- /dev/null
+// Copyright (C) 2005 OPEN CASCADE, CEA/DEN, EDF R&D, PRINCIPIA R&D
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Lesser General Public
+// License as published by the Free Software Foundation; either
+// version 2.1 of the License.
+//
+// This library 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
+// Lesser General Public License for more details.
+//
+// You should have received a copy of the GNU Lesser General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+//
+// See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
+//
+// File: QtxMenu.h
+// Author: Sergey TELKOV
+
+#ifndef QTXMENU_H
+#define QTXMENU_H
+
+#include "Qtx.h"
+
+#include <QMenu>
+
+class QWidgetAction;
+
+class QTX_EXPORT QtxMenu : public QMenu
+{
+ Q_OBJECT
+
+ class Title;
+
+public:
+ typedef enum { TitleAuto, TitleOn, TitleOff } TitleMode;
+
+public:
+ QtxMenu( QWidget* = 0 );
+ virtual ~QtxMenu();
+
+ QIcon titleIcon() const;
+ QString titleText() const;
+
+ TitleMode titleMode() const;
+ Qt::Alignment titleAlignment() const;
+
+ virtual void setTitleIcon( const QIcon& );
+ virtual void setTitleText( const QString& );
+
+ virtual void setTitleMode( const TitleMode );
+ virtual void setTitleAlignment( const Qt::Alignment );
+
+public slots:
+ virtual void setVisible( bool );
+
+private:
+ void updateTitle();
+ void insertTitle();
+ void removeTitle();
+
+private:
+ TitleMode myMode;
+ Title* myTitle;
+ QWidgetAction* myAction;
+};
+
+#endif
