slide show implemented

on next/previous images: if end/begin of list is reached it starts
again on begin/end (it was required for slideshow so what ;)
zecke: so we have a feature for OPIE 1.1.7 ;)

5 files changed, 130 insertions, 3 deletions

diff --git a/noncore/graphics/opie-eye/gui/iconview.cpp b/noncore/graphics/opie-eye/gui/iconview.cpp
index 7196aba..0499af9 100644
--- a/noncore/graphics/opie-eye/gui/iconview.cpp
+++ b/noncore/graphics/opie-eye/gui/iconview.cpp
@@ -243,4 +243,8 @@ void PIconView::initKeys() {
                                                 Opie::Core::OKeyPair(Qt::Key_I, Qt::ShiftButton ),
                                                 this, SLOT(slotImageInfo()) ) );
+    m_viewManager->addKeyConfig( OKeyConfigItem(tr("Start slideshow"), "slideshow",
+                                                Resource::loadPixmap("1to1"), SlideItem,
+                                                Opie::Core::OKeyPair(Qt::Key_S, Qt::ShiftButton),
+                                                this, SLOT(slotStartSlide())));
     m_viewManager->load();
     m_viewManager->handleWidget( m_view );
@@ -565,9 +569,74 @@ void PIconView::slotEnd() {
 }
 
+void PIconView::slotShowLast()
+{
+    QIconViewItem* last_it = m_view->lastItem();
+    if (!last_it) return;
+    m_view->setCurrentItem(last_it);
+    IconViewItem* it = static_cast<IconViewItem*>( last_it );
+    bool isDir = it->isDir();
+    QString name = it->path();
+    if (!isDir && !name.isEmpty()) {
+        slotShowImage(name);
+        return;
+    }
+    bool first_loop = true;
+    while(isDir==true) {
+        if (!first_loop) {
+            m_view->setCurrentItem(m_view->currentItem()->prevItem());
+        } else {
+            first_loop = false;
+        }
+        name = prevFileName(isDir);
+    }
+
+    if (name.isEmpty()) return;
+    /* if we got a name we have a prev item */
+    m_view->setCurrentItem(m_view->currentItem()->prevItem());
+    slotShowImage(name);
+}
+
+bool PIconView::slotShowFirst()
+{
+    /* stop when reached - otherwise we may get an endless loop */
+    QIconViewItem* first_it = m_view->firstItem();
+    if (!first_it) return false;
+    m_view->setCurrentItem(first_it);
+    IconViewItem* it = static_cast<IconViewItem*>( first_it );
+    bool isDir = it->isDir();
+    QString name = it->path();
+    if (!isDir && !name.isEmpty()) {
+        slotShowImage(name);
+        return false;
+    }
+    bool first_loop = true;
+    while(isDir==true) {
+        /* if name is empty isDir is false, too. */
+        if (!first_loop) {
+            m_view->setCurrentItem(m_view->currentItem()->nextItem());
+        } else {
+            first_loop = false;
+        }
+        name = nextFileName(isDir);
+    }
+    if (name.isEmpty()) return false;
+    /* if we got a name we have a next item */
+    m_view->setCurrentItem(m_view->currentItem()->nextItem());
+    slotShowImage(name);
+    return true;
+}
+
 void PIconView::slotShowNext()
 {
     bool isDir = false;
     QString name = nextFileName(isDir);
-    if (name.isEmpty()) return;
+    while (isDir==true) {
+        m_view->setCurrentItem(m_view->currentItem()->nextItem());
+        name = nextFileName(isDir);
+    }
+    if (name.isEmpty()) {
+        slotShowFirst();
+        return;
+    }
     if (isDir) return;
     /* if we got a name we have a next item */
@@ -580,5 +649,13 @@ void PIconView::slotShowPrev()
     bool isDir = false;
     QString name = prevFileName(isDir);
-    if (name.isEmpty()) return;
+    while (isDir==true) {
+        /* if name is empty isDir is false, too. */
+        m_view->setCurrentItem(m_view->currentItem()->prevItem());
+        name = prevFileName(isDir);
+    }
+    if (name.isEmpty()) {
+        slotShowLast();
+        return;
+    }
     if (isDir) return;
     /* if we got a name we have a prev item */
@@ -599,4 +676,17 @@ void PIconView::slotShowImage( const QString& name) {
     emit sig_display( r_name );
 }
+
+void PIconView::slotStartSlide() {
+    bool isDir = false;
+    QString name = currentFileName(isDir);
+    if (isDir) {
+        if (!slotShowFirst())
+            return;
+    } else {
+        slotShowImage( name );
+    }
+    emit sig_startslide(2);
+}
+
 void PIconView::slotImageInfo() {
     bool isDir = false;
diff --git a/noncore/graphics/opie-eye/gui/iconview.h b/noncore/graphics/opie-eye/gui/iconview.h
index a424c5c..bccbb0e 100644
--- a/noncore/graphics/opie-eye/gui/iconview.h
+++ b/noncore/graphics/opie-eye/gui/iconview.h
@@ -28,5 +28,5 @@ class PIconView : public QVBox {
     friend class PIconViewItem;
     enum ActionIds {
-        BeamItem, DeleteItem, ViewItem, InfoItem
+        BeamItem, DeleteItem, ViewItem, InfoItem,SlideItem
     };
 public:
@@ -39,8 +39,11 @@ signals:
     void sig_showInfo( const QString& );
     void sig_display( const QString& );
+    void sig_startslide(int timeout);
 
 public slots:
     virtual void slotShowNext();
     virtual void slotShowPrev();
+    virtual void slotShowLast();
+    virtual bool slotShowFirst();
 
 protected:
@@ -69,4 +72,5 @@ private slots:
     void slotImageInfo();
     void slotImageInfo( const QString& );
+    void slotStartSlide();
 
     void slotStart();
diff --git a/noncore/graphics/opie-eye/gui/imageview.cpp b/noncore/graphics/opie-eye/gui/imageview.cpp
index 5522131..b699aa1 100644
--- a/noncore/graphics/opie-eye/gui/imageview.cpp
+++ b/noncore/graphics/opie-eye/gui/imageview.cpp
@@ -8,4 +8,5 @@
 #include <qpe/qpeapplication.h>
 #include <qpopupmenu.h>
+#include <qtimer.h>
 
 using namespace Opie::Core;
@@ -19,6 +20,8 @@ ImageView::ImageView(Opie::Core::OConfig *cfg, QWidget* parent, const char* name
     m_isFullScreen = false;
     m_ignore_next_in = false;
+    m_slideTimer = 0;
     QPEApplication::setStylusOperation(viewport(),QPEApplication::RightOnHold);
     initKeys();
+    m_slideValue = 5;
 }
 
@@ -37,4 +40,27 @@ Opie::Core::OKeyConfigManager* ImageView::manager()
 }
 
+void ImageView::startSlide(int value)
+{
+    if (!m_slideTimer) {
+        m_slideTimer = new QTimer(this);
+    }
+    m_slideValue=value;
+    connect(m_slideTimer,SIGNAL(timeout()),SLOT(nextSlide()));
+    m_slideTimer->start(m_slideValue*1000,true);
+}
+
+void ImageView::nextSlide()
+{
+    if (!m_slideTimer) {
+        return;
+    }
+    if (isHidden()) {
+        delete m_slideTimer;
+        m_slideTimer = 0;
+        return;
+    }
+    emit dispNext();
+    m_slideTimer->start(m_slideValue*1000,true);
+}
 void ImageView::initKeys()
 {
diff --git a/noncore/graphics/opie-eye/gui/imageview.h b/noncore/graphics/opie-eye/gui/imageview.h
index 18697e0..f0e6541 100644
--- a/noncore/graphics/opie-eye/gui/imageview.h
+++ b/noncore/graphics/opie-eye/gui/imageview.h
@@ -6,4 +6,6 @@
 #include <qwidget.h>
 
+class QTimer;
+
 namespace Opie {
     namespace Core {
@@ -52,8 +54,12 @@ protected:
     bool m_ignore_next_in:1;
     int focus_in_count;
+    QTimer*m_slideTimer;
+    int m_slideValue;
     virtual void focusInEvent ( QFocusEvent * );
 
 public slots:
     virtual void hide();
+    virtual void startSlide(int);
+    virtual void nextSlide();
 
 protected slots:
diff --git a/noncore/graphics/opie-eye/gui/mainwindow.cpp b/noncore/graphics/opie-eye/gui/mainwindow.cpp
index 438fbf2..3c946b6 100644
--- a/noncore/graphics/opie-eye/gui/mainwindow.cpp
+++ b/noncore/graphics/opie-eye/gui/mainwindow.cpp
@@ -312,4 +312,5 @@ void PMainWindow::initDisp() {
         connect(m_disp,SIGNAL(toggleAutoscale()),this,SLOT(slotToggleAutoscale()));
         connect(m_disp,SIGNAL(toggleAutorotate()),this,SLOT(slotToggleAutorotate()));
+        connect(m_view,SIGNAL(sig_startslide(int)),m_disp,SLOT(startSlide(int)));
     }
 }