--- /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: QtxMRUAction.cxx
+// Author: Sergey TELKOV
+
+#include "QtxMRUAction.h"
+
+#include "QtxResourceMgr.h"
+
+#include <QMenu>
+#include <QIcon>
+
+/*!
+ Name: QtxMRUAction [public]
+ Desc: Constructs an MRU action with given parent and name.
+*/
+
+QtxMRUAction::QtxMRUAction( QObject* parent )
+: QtxAction( "Most Recently Used", "Most Recently Used", 0, parent ),
+myVisCount( 5 ),
+myInsertMode( MoveFirst )
+{
+ setMenu( new QMenu( 0 ) );
+ connect( menu(), SIGNAL( aboutToShow() ), this, SLOT( onAboutToShow() ) );
+}
+
+/*!
+ Name: QtxMRUAction [public]
+ Desc: This constructor creates an action with the following properties: the
+ description text, the menu text and. It is a child of given parent and
+ named specified name.
+*/
+
+QtxMRUAction::QtxMRUAction( const QString& text, const QString& menuText, QObject* parent )
+: QtxAction( text, menuText, 0, parent ),
+myVisCount( 5 ),
+myInsertMode( MoveFirst )
+{
+ setMenu( new QMenu( 0 ) );
+ connect( menu(), SIGNAL( aboutToShow() ), this, SLOT( onAboutToShow() ) );
+}
+
+/*!
+ Name: QtxMRUAction [public]
+ Desc: This constructor creates an action with the following properties: the
+ description text, the menu text, the icon or iconset icon and keyboard
+ accelerator. It is a child of given parent and named specified name.
+*/
+
+QtxMRUAction::QtxMRUAction( const QString& text, const QIcon& icon,
+ const QString& menuText, QObject* parent )
+: QtxAction( text, icon, menuText, 0, parent ),
+myVisCount( 5 ),
+myInsertMode( MoveFirst )
+{
+ setMenu( new QMenu( 0 ) );
+ connect( menu(), SIGNAL( aboutToShow() ), this, SLOT( onAboutToShow() ) );
+}
+
+/*!
+ Name: ~QtxMRUAction [public]
+ Desc: This destructor removes all added popup items.
+*/
+
+QtxMRUAction::~QtxMRUAction()
+{
+ delete menu();
+}
+
+/*!
+ Name: insertMode [public]
+ Desc: Returns the insert mode.
+*/
+
+int QtxMRUAction::insertMode() const
+{
+ return myInsertMode;
+}
+
+/*!
+ Name: setInsertMode [public]
+ Desc: Returns the insert mode. Can be following values:
+ MoveFirst - place the specified link to the first position in any case
+ MoveLast - place the specified link to the last position in any case
+ AddFirst - if inserted link doesn't exist then add to the first position
+ AddLast - if inserted link doesn't exist then add to the lase position
+*/
+
+void QtxMRUAction::setInsertMode( const int mode )
+{
+ myInsertMode = mode;
+}
+
+/*!
+ Name: count [public]
+ Desc: Returns the number of links.
+*/
+
+int QtxMRUAction::count() const
+{
+ return myLinks.count();
+}
+
+/*!
+ Name: isEmpty [public]
+ Desc: Returns 'true' if there is no links.
+*/
+
+bool QtxMRUAction::isEmpty() const
+{
+ return myLinks.isEmpty();
+}
+
+/*!
+ Name: visibleCount [public]
+ Desc: Returns the number of first links which will be added to popup menu.
+ If 'visibleCount' less than 1 then all links will be used.
+*/
+
+int QtxMRUAction::visibleCount() const
+{
+ return myVisCount;
+}
+
+/*!
+ Name: setVisibleCount [public]
+ Desc: Sets the number of links which will be used in popup menu.
+*/
+
+void QtxMRUAction::setVisibleCount( int num )
+{
+ if ( myVisCount == num )
+ return;
+
+ myVisCount = num;
+}
+
+/*!
+ Name: insert [public]
+ Desc: Insert the link according to the insert mode.
+*/
+
+void QtxMRUAction::insert( const QString& link )
+{
+ if ( myLinks.contains( link ) && ( insertMode() == AddFirst || insertMode() == AddLast ) )
+ return;
+
+ myLinks.removeAll( link );
+
+ switch ( insertMode() )
+ {
+ case AddFirst:
+ case MoveFirst:
+ myLinks.prepend( link );
+ break;
+ case AddLast:
+ case MoveLast:
+ myLinks.append( link );
+ break;
+ }
+}
+
+/*!
+ Name: remove [public]
+ Desc: Removes link with specified index.
+*/
+
+void QtxMRUAction::remove( const int idx )
+{
+ if ( idx < 0 || idx >= (int)myLinks.count() )
+ return;
+
+ myLinks.removeAt( idx );
+}
+
+/*!
+ Name: remove [public]
+ Desc: Removes specified link.
+*/
+
+void QtxMRUAction::remove( const QString& link )
+{
+ myLinks.removeAll( link );
+}
+
+/*!
+ Name: item [public]
+ Desc: Returns the link with specified index.
+*/
+
+QString QtxMRUAction::item( const int idx ) const
+{
+ QString res;
+ if ( idx >= 0 && idx < (int)myLinks.count() )
+ res = myLinks[idx];
+ return res;
+}
+
+/*!
+ Name: find [public]
+ Desc: Find specified link. If link exists then returns index otherwise -1 returned.
+*/
+
+int QtxMRUAction::find( const QString& link ) const
+{
+ return myLinks.indexOf( link );
+}
+
+/*!
+ Name: contains [public]
+ Desc: Returns 'true' if given link exist.
+*/
+
+bool QtxMRUAction::contains( const QString& link ) const
+{
+ return myLinks.contains( link );
+}
+
+/*!
+ Name: loadLinks [public]
+ Desc: Load the MRU links from specified resource manager section.
+ If parameter 'clear' is 'true' then link list will be cleared first.
+*/
+
+void QtxMRUAction::loadLinks( QtxResourceMgr* resMgr, const QString& section, const bool clear )
+{
+ if ( !resMgr || section.isEmpty() )
+ return;
+
+ if ( clear )
+ myLinks.clear();
+
+ QString itemPrefix( "item_" );
+
+ QMap<QString, int> map;
+ for ( QStringList::const_iterator itr = myLinks.begin(); itr != myLinks.end(); ++ itr )
+ map.insert( *itr, 0 );
+
+ QStringList items = resMgr->parameters( section );
+ for ( QStringList::const_iterator it = items.begin(); it != items.end(); ++it )
+ {
+ if ( !(*it).startsWith( itemPrefix ) )
+ continue;
+
+ QString link = resMgr->stringValue( section, *it, QString::null );
+ if ( link.isEmpty() || map.contains( link ) )
+ continue;
+
+ myLinks.append( link );
+ map.insert( link, 0 );
+ }
+}
+
+/*!
+ Name: saveLinks [public]
+ Desc: Save the MRU links into specified resource manager section.
+ If parameter 'clear' is 'true' then section will be cleared first.
+*/
+
+void QtxMRUAction::saveLinks( QtxResourceMgr* resMgr, const QString& section, const bool clear ) const
+{
+ if ( !resMgr || section.isEmpty() )
+ return;
+
+ if ( clear )
+ resMgr->remove( section );
+
+ QStringList lst;
+ QMap<QString, int> map;
+ for ( QStringList::const_iterator itr = myLinks.begin(); itr != myLinks.end(); ++itr )
+ {
+ lst.append( *itr );
+ map.insert( *itr, 0 );
+ }
+
+ QString itemPrefix( "item_" );
+ QStringList items = resMgr->parameters( section );
+ for ( QStringList::const_iterator it = items.begin(); it != items.end(); ++it )
+ {
+ if ( !(*it).startsWith( itemPrefix ) )
+ continue;
+
+ QString link = resMgr->stringValue( section, *it, QString::null );
+ if ( !link.isEmpty() && !map.contains( link ) )
+ {
+ lst.append( link );
+ map.insert( link, 0 );
+ }
+
+ resMgr->remove( section, *it );
+ }
+
+ int counter = 0;
+ for ( QStringList::const_iterator iter = lst.begin(); iter != lst.end(); ++iter, counter++ )
+ resMgr->setValue( section, itemPrefix + QString().sprintf( "%03d", counter ), *iter );
+}
+
+/*!
+ Name: onAboutToShow [private slots]
+ Desc: Enable or disable sub menu item according to number of MRU links
+ in sub popup when parent popup is shown.
+*/
+
+void QtxMRUAction::onAboutToShow()
+{
+ updateMenu();
+}
+
+/*!
+ Name: onActivated [private slot]
+ Desc: Process popup item activation and emit signal activated with selected MRU link.
+*/
+
+void QtxMRUAction::onActivated()
+{
+ QAction* a = ::qobject_cast<QAction*>( sender() );
+ if ( !a )
+ return;
+
+ QString link = a->text();
+ if ( !link.isEmpty() && myLinks.contains( link ) )
+ emit activated( link );
+}
+
+/*!
+ Name: updateMenu [private]
+ Desc: Updates the popup menu which contains MRU link items.
+*/
+
+void QtxMRUAction::updateMenu()
+{
+ QMenu* pm = menu();
+ if ( !pm )
+ return;
+
+ pm->clear();
+
+ int count = visibleCount() < 0 ? myLinks.count() : visibleCount();
+ for ( QStringList::const_iterator it = myLinks.begin(); it != myLinks.end() && count > 0; ++it, count-- )
+ pm->addAction( *it, this, SLOT( onActivated() ) );
+}
--- /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: QtxMRUAction.h
+// Author: Sergey TELKOV
+
+#ifndef QTXMRUACTION_H
+#define QTXMRUACTION_H
+
+#include "QtxAction.h"
+
+#include <QMap>
+#include <QStringList>
+
+class QtxResourceMgr;
+
+#ifdef WIN32
+#pragma warning( disable:4251 )
+#endif
+
+class QTX_EXPORT QtxMRUAction : public QtxAction
+{
+ Q_OBJECT
+
+ Q_PROPERTY( int visibleCount READ visibleCount WRITE setVisibleCount )
+
+public:
+ enum { MoveFirst, MoveLast, AddFirst, AddLast };
+
+public:
+ QtxMRUAction( QObject* = 0 );
+ QtxMRUAction( const QString&, const QString&, QObject* = 0 );
+ QtxMRUAction( const QString&, const QIcon&, const QString&, QObject* = 0 );
+ virtual ~QtxMRUAction();
+
+ int insertMode() const;
+ void setInsertMode( const int );
+
+ int count() const;
+ bool isEmpty() const;
+
+ int visibleCount() const;
+ void setVisibleCount( const int );
+
+ void remove( const int );
+ void remove( const QString& );
+ void insert( const QString& );
+
+ QString item( const int ) const;
+ int find( const QString& ) const;
+ bool contains( const QString& ) const;
+
+ virtual void loadLinks( QtxResourceMgr*, const QString&, const bool = true );
+ virtual void saveLinks( QtxResourceMgr*, const QString&, const bool = true ) const;
+
+Q_SIGNALS:
+ void activated( const QString& );
+
+private slots:
+ void onActivated();
+ void onAboutToShow();
+
+private:
+ void updateMenu();
+
+private:
+ QStringList myLinks;
+ int myVisCount;
+ int myInsertMode;
+};
+
+#endif
