previous/next image keys implemented

ToDo: make it via keywidget, this moment the keywidget sends a key twice
(on press and on release)

5 files changed, 86 insertions, 0 deletions

diff --git a/noncore/graphics/opie-eye/gui/iconview.cpp b/noncore/graphics/opie-eye/gui/iconview.cpp
index 5633312..f6e1816 100644
--- a/noncore/graphics/opie-eye/gui/iconview.cpp
+++ b/noncore/graphics/opie-eye/gui/iconview.cpp
@@ -239,64 +239,93 @@ void PIconView::slotChangeDir(const QString& path) {
     m_view->clear();
 
     /*
      * add files and folders
      */
     addFolders( lister->folders() );
     addFiles( lister->files() );
     m_view->viewport()->setUpdatesEnabled( true );
 
     // Also invalidate the cache. We can't cancel the operations anyway
     g_stringPix.clear();
     g_stringInf.clear();
 
     // looks ugly
     static_cast<QMainWindow*>(parent())->setCaption( QObject::tr("%1 - O View", "Name of the dir").arg( m_path ) );
 }
 
 /**
  * get the current file name
  * @param isDir see if this is a dir or real file
  */
 QString PIconView::currentFileName(bool &isDir)const {
     isDir = false;
     QIconViewItem* _it = m_view->currentItem();
     if ( !_it )
         return QString::null;
 
     IconViewItem* it = static_cast<IconViewItem*>( _it );
     isDir = it->isDir();
     return it->path();
 }
 
+QString PIconView::nextFileName(bool &isDir)const
+{
+    isDir = false;
+    QIconViewItem* _it1 = m_view->currentItem();
+    if ( !_it1 )
+        return QString::null;
+    QIconViewItem* _it = _it1->nextItem();
+    if ( !_it )
+        return QString::null;
+    IconViewItem* it = static_cast<IconViewItem*>( _it );
+    isDir = it->isDir();
+    m_view->setCurrentItem(_it);
+    return it->path();
+}
+
+QString PIconView::prevFileName(bool &isDir)const{
+    isDir = false;
+    QIconViewItem* _it = m_view->currentItem();
+    if ( !_it )
+        return QString::null;
+    _it = _it->prevItem();
+    if ( !_it )
+        return QString::null;
+    IconViewItem* it = static_cast<IconViewItem*>( _it );
+    isDir = it->isDir();
+    m_view->setCurrentItem(_it);
+    return it->path();
+}
+
 void PIconView::slotTrash() {
     bool isDir;
     QString pa = currentFileName( isDir );
     if ( isDir && pa.isEmpty() )
         return;
 
     if (!QPEMessageBox::confirmDelete( this,
                                       tr("Delete Image" ),
                                       tr("the Image %1" ).arg(pa)))
         return
 
 
     currentView()->dirLister()->deleteImage( pa );
     delete m_view->currentItem();
 }
 
 /*
  * see what views are available
  */
 void PIconView::loadViews() {
     ViewMap::Iterator it;
     ViewMap* map = viewMap();
     for ( it = map->begin(); it != map->end(); ++it )
         m_views->insertItem(  QObject::tr(it.key() ) );
 }
 
 void PIconView::resetView() {
     slotViewChanged(m_views->currentItem());
 }
 
 /*
  *swicth view reloadDir and connect signals
@@ -417,64 +446,83 @@ void PIconView::slotRename() {
  * BEAM the current file
  */
 void PIconView::slotBeam() {
     bool isDir;
     QString pa = currentFileName( isDir );
     if ( isDir && pa.isEmpty() )
         return;
 
     Ir* ir = new Ir( this );
     connect( ir, SIGNAL(done(Ir*)),
              this, SLOT(slotBeamDone(Ir*)));
     ir->send(pa, tr( "Image" ) );
 }
 
 /*
  * BEAM done clean up
  */
 void PIconView::slotBeamDone( Ir* ir) {
     delete ir;
 }
 
 void PIconView::slotStart() {
     m_view->viewport()->setUpdatesEnabled( false );
 }
 
 void PIconView::slotEnd() {
     if ( m_updatet )
         m_view->arrangeItemsInGrid( );
     m_view->viewport()->setUpdatesEnabled( true );
     m_updatet = false;
 }
 
+void PIconView::slotShowNext()
+{
+    bool isDir = false;
+    QString name = nextFileName(isDir);
+    if (isDir) return;
+    if (name.isEmpty()) return;
+    odebug << "Show next: " << name << oendl;
+    slotShowImage(name);
+}
+
+void PIconView::slotShowPrev()
+{
+    bool isDir = false;
+    QString name = prevFileName(isDir);
+    if (isDir) return;
+    if (name.isEmpty()) return;
+    slotShowImage(name);
+}
+
 void PIconView::slotShowImage()
 {
     bool isDir = false;
     QString name = currentFileName(isDir);
     if (isDir) return;
 
     slotShowImage( name );
 }
 void PIconView::slotShowImage( const QString& name) {
     emit sig_display( name );
 }
 void PIconView::slotImageInfo() {
     bool isDir = false;
     QString name = currentFileName(isDir);
     if (isDir) return;
 
     slotImageInfo( name );
 }
 
 void PIconView::slotImageInfo( const QString& name) {
      emit sig_showInfo( name );
 }
 
 
 void PIconView::slotChangeMode( int mode ) {
     if ( mode >= 1 && mode <= 3 )
         m_mode = mode;
 
     QIconView::ItemTextPos pos;
     switch( m_mode ) {
     case 2:
         pos = QIconView::Bottom;
diff --git a/noncore/graphics/opie-eye/gui/iconview.h b/noncore/graphics/opie-eye/gui/iconview.h
index 903c4fd..14ad168 100644
--- a/noncore/graphics/opie-eye/gui/iconview.h
+++ b/noncore/graphics/opie-eye/gui/iconview.h
@@ -10,70 +10,76 @@
 
 
 class QIconView;
 class QIconViewItem;
 class QComboBox;
 class PIconViewItem;
 class PDirLister;
 class Ir;
 
 namespace Opie {
 namespace Core{
     class OConfig;
     class OKeyConfigManager;
 }
 }
 
 class PIconView : public QVBox {
     Q_OBJECT
     friend class PIconViewItem;
     enum ActionIds {
         BeamItem, DeleteItem, ViewItem, InfoItem
     };
 public:
     PIconView( QWidget* wid, Opie::Core::OConfig *cfg );
     ~PIconView();
     void resetView();
     Opie::Core::OKeyConfigManager* manager();
 
 signals:
     void sig_showInfo( const QString& );
     void sig_display( const QString& );
 
+public slots:
+    virtual void slotShowNext();
+    virtual void slotShowPrev();
+
 protected:
     void resizeEvent( QResizeEvent* );
 
 private:
     void initKeys();
     QString currentFileName(bool &isDir)const;
+    QString nextFileName(bool &isDir)const;
+    QString prevFileName(bool &isDir)const;
     void loadViews();
     void calculateGrid();
 
 private slots:
     void slotDirUp();
     void slotChangeDir(const QString&);
     void slotTrash();
     void slotViewChanged( int );
     void slotReloadDir();
     void slotRename();
     void slotBeam();
     void slotBeamDone( Ir* );
 
     void slotShowImage();
     void slotShowImage( const QString& );
     void slotImageInfo();
     void slotImageInfo( const QString& );
 
     void slotStart();
     void slotEnd();
 
 /* for performance reasons make it inline in the future */
     void addFolders(  const QStringList& );
     void addFiles( const QStringList& );
     void slotClicked(QIconViewItem* );
 
 /**/
     void slotThumbInfo(const QString&, const QString&);
     void slotThumbNail(const QString&, const QPixmap&);
 
     void  slotChangeMode( int );
 private:
diff --git a/noncore/graphics/opie-eye/gui/imageview.cpp b/noncore/graphics/opie-eye/gui/imageview.cpp
index db3ae74..aa2b9bc 100644
--- a/noncore/graphics/opie-eye/gui/imageview.cpp
+++ b/noncore/graphics/opie-eye/gui/imageview.cpp
@@ -21,40 +21,65 @@ ImageView::~ImageView()
     if (m_viewManager) {
         delete m_viewManager;
     }
 }
 
 Opie::Core::OKeyConfigManager* ImageView::manager()
 {
     if (!m_viewManager) {
         initKeys();
     }
     return m_viewManager;
 }
 
 void ImageView::initKeys()
 {
     odebug << "init imageview keys" << oendl;
     if (!m_cfg) {
         m_cfg = new Opie::Core::OConfig("phunkview");
         m_cfg->setGroup("image_view_keys" );
     }
     Opie::Core::OKeyPair::List lst;
     lst.append( Opie::Core::OKeyPair::upArrowKey() );
     lst.append( Opie::Core::OKeyPair::downArrowKey() );
     lst.append( Opie::Core::OKeyPair::leftArrowKey() );
     lst.append( Opie::Core::OKeyPair::rightArrowKey() );
 
     m_viewManager = new Opie::Core::OKeyConfigManager(m_cfg, "image_view_keys",
                                                     lst, false,this, "image_view_keys" );
     m_viewManager->addKeyConfig( Opie::Core::OKeyConfigItem(tr("View Image Info"), "imageviewinfo",
                                                 Resource::loadPixmap("1to1"), ViewInfo,
                                                 Opie::Core::OKeyPair(Qt::Key_I,Qt::ShiftButton),
                                                 this, SLOT(slotShowImageInfo())));
+#if 0
+   m_viewManager->addKeyConfig( Opie::Core::OKeyConfigItem(tr("Next image"), "nextimage",
+                                                Resource::loadPixmap("next"), ViewInfo,
+                                                Opie::Core::OKeyPair(Qt::Key_N,0),
+                                                this, SLOT(slotDispNext())));
+#endif
     m_viewManager->handleWidget( this );
     m_viewManager->load();
 }
 
+void ImageView::keyReleaseEvent(QKeyEvent * e)
+{
+    if (!e || e->state()!=0) {
+        return;
+    }
+    if (e->key()==Qt::Key_N) slotDispNext();
+    if (e->key()==Qt::Key_P) slotDispPrev();
+}
+
+void ImageView::slotDispNext()
+{
+    emit dispNext();
+}
+
+void ImageView::slotDispPrev()
+{
+    emit dispPrev();
+}
+
 void ImageView::slotShowImageInfo()
 {
     emit dispImageInfo(m_lastName);
 }
diff --git a/noncore/graphics/opie-eye/gui/imageview.h b/noncore/graphics/opie-eye/gui/imageview.h
index 1790c4f..f467f00 100644
--- a/noncore/graphics/opie-eye/gui/imageview.h
+++ b/noncore/graphics/opie-eye/gui/imageview.h
@@ -1,36 +1,41 @@
 #ifndef _IMAGE_VIEW_H
 #define _IMAGE_VIEW_H
 
 #include <opie2/oimagescrollview.h>
 
 namespace Opie {
     namespace Core {
         class OConfig;
         class OKeyConfigManager;
     }
 }
 
 class ImageView:public Opie::MM::OImageScrollView
 {
     Q_OBJECT
 
     enum ActionIds {
         ViewInfo
     };
 
 public:
     ImageView(Opie::Core::OConfig *cfg, QWidget* parent, const char* name = 0, WFlags fl = 0 );
     virtual ~ImageView();
     Opie::Core::OKeyConfigManager* manager();
 
 signals:
     void dispImageInfo(const QString&);
+    void dispNext();
+    void dispPrev();
 
 protected:
     Opie::Core::OConfig * m_cfg;
     Opie::Core::OKeyConfigManager*m_viewManager;
     void initKeys();
 protected slots:
     virtual void slotShowImageInfo();
+    virtual void slotDispNext();
+    virtual void slotDispPrev();
+    virtual void keyReleaseEvent(QKeyEvent * e);
 };
 #endif
diff --git a/noncore/graphics/opie-eye/gui/mainwindow.cpp b/noncore/graphics/opie-eye/gui/mainwindow.cpp
index 09f562a..57be247 100644
--- a/noncore/graphics/opie-eye/gui/mainwindow.cpp
+++ b/noncore/graphics/opie-eye/gui/mainwindow.cpp
@@ -237,64 +237,66 @@ void PMainWindow::slotConfig() {
  * create a new image info component
  * and detach the current one
  * we will make the other delete on exit
  */
 template<class T>
 void PMainWindow::initT( const char* name, T** ptr, int id) {
     if ( *ptr ) {
         (*ptr)->disconnect(this, SLOT(slotReturn()));
         (*ptr)->setDestructiveClose();
         m_stack->removeWidget( *ptr );
     }
     *ptr = new T(m_cfg, m_stack, name );
     m_stack->addWidget( *ptr, id );
 
     connect(*ptr, SIGNAL(sig_return()),
             this,SLOT(slotReturn()));
 
 }
 void PMainWindow::initInfo() {
     initT<imageinfo>( "Image Info", &m_info, ImageInfo );
     connect(m_info,SIGNAL(dispImage(const QString&)),this,SLOT(slotDisplay(const QString&)));
 }
 void PMainWindow::initDisp() {
     initT<ImageView>( "Image ScrollView", &m_disp, ImageDisplay );
     if (m_disp) {
         if (m_stack->mode() != Opie::Ui::OWidgetStack::SmallScreen) {
             m_disp->setMinimumSize(QApplication::desktop()->size()/2);
         }
         m_disp->setAutoScale(autoScale);
         m_disp->setAutoRotate(autoRotate);
         m_disp->setShowZoomer(zoomerOn);
         connect(m_disp,SIGNAL(dispImageInfo(const QString&)),this,SLOT(slotShowInfo(const QString&)));
+        connect(m_disp,SIGNAL(dispNext()),m_view,SLOT(slotShowNext()));
+        connect(m_disp,SIGNAL(dispPrev()),m_view,SLOT(slotShowPrev()));
     }
 }
 
 /**
  * With big Screen the plan could be to 'detach' the image
  * window if visible and to create a ne wone
  * init* already supports it but I make no use of it for
  * now. We set filename and raise
  *
  * ### FIXME and talk to alwin
  */
 void PMainWindow::slotShowInfo( const QString& inf ) {
     if ( !m_info ) {
         initInfo();
     }
     m_info->setPath( inf );
     m_stack->raiseWidget( ImageInfo );
 }
 
 void PMainWindow::slotDisplay( const QString& inf ) {
     if ( !m_disp ) {
         initDisp();
     }
     m_disp->setImage( inf );
     m_stack->raiseWidget( ImageDisplay );
 }
 
 void PMainWindow::slotReturn() {
     raiseIconView();
 }