Make use of OWidgetStack

8 files changed, 237 insertions, 36 deletions

diff --git a/noncore/graphics/opie-eye/gui/iconview.cpp b/noncore/graphics/opie-eye/gui/iconview.cpp
index de2cdf0..4ced52d 100644
--- a/noncore/graphics/opie-eye/gui/iconview.cpp
+++ b/noncore/graphics/opie-eye/gui/iconview.cpp
@@ -32,15 +32,18 @@
 #include <qtimer.h>
 #include <qstyle.h>
 
 
 using Opie::Ui::OKeyConfigItem;
 
+/*
+ * The Icons, Request Cache and IconViewItem for the IconView
+ */
 namespace {
-    QPixmap* _dirPix = 0;
-    QPixmap* _unkPix = 0;
+    static QPixmap* _dirPix = 0;
+    static QPixmap* _unkPix = 0;
     class IconViewItem : public QIconViewItem {
     public:
         IconViewItem( QIconView*, const QString& path, const QString& name, bool isDir = false);
         QPixmap* pixmap()const;
         QString path()const { return m_path; }
         bool isDir()const { return m_isDir; }
@@ -56,14 +59,14 @@ namespace {
 
 
 /*
  * If we request an Image or String
  * we add it to the map
  */
-    QMap<QString, IconViewItem*> g_stringInf;
-    QMap<QString, IconViewItem*> g_stringPix;
+    static QMap<QString, IconViewItem*> g_stringInf;
+    static QMap<QString, IconViewItem*> g_stringPix;
 
     IconViewItem::IconViewItem( QIconView* view,const QString& path,
                                 const QString& name, bool isDir )
         : QIconViewItem( view, name ), m_path( path ), m_isDir( isDir ),
           m_noInfo( false )
     {
@@ -98,12 +101,16 @@ namespace {
         m_noInfo = true;
         QIconViewItem::setText( text );
     }
 }
 
 
+/*
+ * Set up the GUI.. initialize the slave set up gui
+ * and also load a dir
+ */
 PIconView::PIconView( QWidget* wid, Opie::Core::OConfig* cfg )
     : QVBox( wid ), m_cfg( cfg ), m_updatet( false )
 {
     {
         QCopEnvelope( "QPE/Application/opie-eye_slave", "refUp()" );
     }
@@ -133,24 +140,32 @@ PIconView::PIconView( QWidget* wid, Opie::Core::OConfig* cfg )
     initKeys();
 
     loadViews();
     slotViewChanged(  m_views->currentItem() );
 }
 
+/*
+ * Unref the slave and save the keyboard manager
+ */
 PIconView::~PIconView() {
     {
         QCopEnvelope( "QPE/Application/opie-eye_slave", "refDown()" );
     }
     m_viewManager->save();
     delete m_viewManager;
 }
 
 Opie::Ui::OKeyConfigManager* PIconView::manager() {
     return m_viewManager;
 }
 
+
+/*
+ * init the KeyBoard Shortcuts
+ * called from the c'tor
+ */
 void PIconView::initKeys() {
     Opie::Ui::OKeyPair::List lst;
     lst.append( Opie::Ui::OKeyPair::upArrowKey() );
     lst.append( Opie::Ui::OKeyPair::downArrowKey() );
     lst.append( Opie::Ui::OKeyPair::leftArrowKey() );
     lst.append( Opie::Ui::OKeyPair::rightArrowKey() );
@@ -175,19 +190,26 @@ void PIconView::initKeys() {
                                                 Opie::Ui::OKeyPair(Qt::Key_I, Qt::ShiftButton ),
                                                 this, SLOT(slotImageInfo()) ) );
     m_viewManager->load();
     m_viewManager->handleWidget( m_view );
 }
 
+
+/*
+ * change one dir up
+ */
 void PIconView::slotDirUp() {
     QDir dir( m_path );
     dir.cdUp();
     slotChangeDir( dir.absPath() );
 
 }
 
+/*
+ * change the dir
+ */
 void PIconView::slotChangeDir(const QString& path) {
     if ( !currentView() )
         return;
 
     PDirLister *lister = currentView()->dirLister();
     if (!lister )
@@ -281,15 +303,15 @@ void PIconView::slotReloadDir() {
 }
 
 
 void PIconView::addFolders(  const QStringList& lst) {
     QStringList::ConstIterator it;
 
-    for(it=lst.begin(); it != lst.end(); ++it ) {
+    for(it=lst.begin(); it != lst.end(); ++it )
         (void)new IconViewItem( m_view, m_path+"/"+(*it), (*it), true );
-    }
+
 
 }
 
 void PIconView::addFiles(  const QStringList& lst) {
     QStringList::ConstIterator it;
     for (it=lst.begin(); it!= lst.end(); ++it )
@@ -302,13 +324,13 @@ void PIconView::slotClicked(QIconViewItem* _it) {
         return;
 
     IconViewItem* it = static_cast<IconViewItem*>(_it);
     if( it->isDir() )
         slotChangeDir( it->path() );
     else // view image
-        ;
+        slotShowImage();
 }
 
 void PIconView::slotThumbInfo( const QString& _path, const QString& str ) {
     IconViewItem* item = g_stringInf[_path];
     if (!item )
         return;
@@ -357,40 +379,39 @@ void PIconView::slotBeam() {
 void PIconView::slotBeamDone( Ir* ir) {
     delete ir;
 }
 
 void PIconView::slotStart() {
     m_view->viewport()->setUpdatesEnabled( false );
-    qWarning( "Sig Start" );
 }
 
 void PIconView::slotEnd() {
-    qWarning( "SLot End" );
     if ( m_updatet )
         m_view->arrangeItemsInGrid( );
     m_view->viewport()->setUpdatesEnabled( true );
     m_updatet = false;
 }
 
-void PIconView::slotShowImage() {
-    qDebug("image show");
+void PIconView::slotShowImage()
+{
+    qWarning( "SLotShowImage" );
     bool isDir = false;
     QString name = currentFileName(isDir);
     if (isDir) return;
-    ImageDlg dlg(name);
-    QPEApplication::execDialog(&dlg);    
-}
-void PIconView::slotShowImage( const QString& ) {
 
+    slotShowImage( name );
+}
+void PIconView::slotShowImage( const QString& name) {
+    emit sig_display( name );
 }
 void PIconView::slotImageInfo() {
-    qDebug("image info");
+    qWarning( "SlotImageInfo" );
     bool isDir = false;
     QString name = currentFileName(isDir);
     if (isDir) return;
-    infoDlg dlg(name);
-    QPEApplication::execDialog(&dlg);
+
+    slotImageInfo( name );
 }
 
-void PIconView::slotImageInfo( const QString& ) {
-    
+void PIconView::slotImageInfo( const QString& name) {
+     emit sig_showInfo( name );
 }
diff --git a/noncore/graphics/opie-eye/gui/iconview.h b/noncore/graphics/opie-eye/gui/iconview.h
index 7ddb023..a4ca0bc 100644
--- a/noncore/graphics/opie-eye/gui/iconview.h
+++ b/noncore/graphics/opie-eye/gui/iconview.h
@@ -34,12 +34,16 @@ class PIconView : public QVBox {
 public:
     PIconView( QWidget* wid, Opie::Core::OConfig *cfg );
     ~PIconView();
     void resetView();
     Opie::Ui::OKeyConfigManager* manager();
 
+signals:
+    void sig_showInfo( const QString& );
+    void sig_display( const QString& );
+
 private:
     void initKeys();
     QString currentFileName(bool &isDir)const;
     void loadViews();
 
 private slots:
diff --git a/noncore/graphics/opie-eye/gui/imageinfoui.cpp b/noncore/graphics/opie-eye/gui/imageinfoui.cpp
index 3463ba6..74a9ea4 100644
--- a/noncore/graphics/opie-eye/gui/imageinfoui.cpp
+++ b/noncore/graphics/opie-eye/gui/imageinfoui.cpp
@@ -16,17 +16,28 @@
 #include <lib/slavemaster.h>
 #include <lib/imagecache.h>
 
 #include <qpe/qcopenvelope_qws.h>
 #include <qpe/resource.h>
 
-#define THUMBSIZE 128
+static const int THUMBSIZE = 128;
+
+
+imageinfo::imageinfo(QWidget* parent, const char* name, WFlags fl )
+    : QWidget( parent, name, fl )
+{
+    init(name);
+}
 
 imageinfo::imageinfo(const QString&_path, QWidget* parent,  const char* name, WFlags fl )
     : QWidget( parent, name, fl ),currentFile(_path)
 {
+    init(name);
+    slotChangeName(_path);
+}
+void imageinfo::init(const char* name) {
     {
         QCopEnvelope( "QPE/Application/opie-eye_slave", "refUp()" );
     }
     if ( !name )
 	setName( "imageinfo" );
     resize( 289, 335 );
@@ -59,13 +70,12 @@ imageinfo::imageinfo(const QString&_path, QWidget* parent,  const char* name, WF
 
     SlaveMaster* master = SlaveMaster::self();
     connect( master, SIGNAL(sig_fullInfo(const QString&, const QString&)),
              this, SLOT(slot_fullInfo(const QString&, const QString&)) );
     connect(master, SIGNAL( sig_thumbNail(const QString&, const QPixmap&)),
             this, SLOT(slotThumbNail(const QString&, const QPixmap&)));
-    slotChangeName(_path);
 }
 
 void imageinfo::slotChangeName(const QString&_path)
 {
     currentFile=_path;
     QFileInfo fi(_path);
@@ -108,12 +118,25 @@ void imageinfo::slotThumbNail(const QString&_path, const QPixmap&_pix)
             PixmapLabel1->setPixmap( _pix );
             PixmapLabel1->resize(QSize(_pix.width(),_pix.height()));
         }
     }
 }
 
+void imageinfo::setPath( const QString& str ) {
+    slotChangeName( str );
+}
+
+void imageinfo::setDestructiveClose() {
+    WFlags fl = getWFlags();
+    /* clear it just in case */
+    fl &= ~WDestructiveClose;
+    fl |= WDestructiveClose;
+    setWFlags( fl );
+}
+
+
 /* for testing */
 infoDlg::infoDlg(const QString&fname,QWidget * parent, const char * name)
     :QDialog(parent,name,true,WStyle_ContextHelp)
 {
     QVBoxLayout*dlglayout = new QVBoxLayout(this);
     dlglayout->setSpacing(2);
@@ -122,6 +145,8 @@ infoDlg::infoDlg(const QString&fname,QWidget * parent, const char * name)
     dlglayout->addWidget(inf);
 }
 
 infoDlg::~infoDlg()
 {
 }
+
+
diff --git a/noncore/graphics/opie-eye/gui/imageinfoui.h b/noncore/graphics/opie-eye/gui/imageinfoui.h
index 34ec937..300c92a 100644
--- a/noncore/graphics/opie-eye/gui/imageinfoui.h
+++ b/noncore/graphics/opie-eye/gui/imageinfoui.h
@@ -2,40 +2,50 @@
 #define IMAGEINFO_H
 
 #include <qvariant.h>
 #include <qwidget.h>
 #include <qdialog.h>
 
-class QVBoxLayout; 
-class QHBoxLayout; 
-class QGridLayout; 
+class QVBoxLayout;
+class QHBoxLayout;
+class QGridLayout;
 class QFrame;
 class QLabel;
 class QTextView;
 
 class imageinfo : public QWidget
-{ 
+{
     Q_OBJECT
 
 public:
+    imageinfo( QWidget* parent = 0, const char* name = 0,  WFlags fl =0);
     imageinfo(const QString&_path, QWidget* parent = 0, const char* name = 0, WFlags fl = 0 );
     ~imageinfo();
 
+    void setDestructiveClose();
+
+public slots:
+    void setPath( const QString& path );
+
+private:
+    void init(const char* name);
+
+protected:
     QLabel* PixmapLabel1;
     QLabel* fnameLabel;
     QFrame* Line1;
     QTextView* TextView1;
 
 protected:
     QVBoxLayout* imageinfoLayout;
     QString currentFile;
 
 protected slots:
     virtual void slot_fullInfo(const QString&, const QString&);
     virtual void slotThumbNail(const QString&, const QPixmap&);
-    
+
     virtual void slotChangeName(const QString&);
 };
 
 /* for testing purpose */
 class infoDlg:public QDialog
 {
diff --git a/noncore/graphics/opie-eye/gui/imagescrollview.cpp b/noncore/graphics/opie-eye/gui/imagescrollview.cpp
index 0d35354..7d83e29 100644
--- a/noncore/graphics/opie-eye/gui/imagescrollview.cpp
+++ b/noncore/graphics/opie-eye/gui/imagescrollview.cpp
@@ -4,12 +4,19 @@
 
 using namespace Opie::Core;
 
 #include <qimage.h>
 #include <qlayout.h>
 
+ImageScrollView::ImageScrollView( QWidget* parent, const char* name,  WFlags f )
+    :QScrollView(parent,name,f|Qt::WRepaintNoErase ),_image_data(),_original_data(),scale_to_fit(true),
+     rotate_to_fit(true),first_resize_done(false)
+{
+    init();
+}
+
 ImageScrollView::ImageScrollView (const QImage&img, QWidget * parent, const char * name, WFlags f,bool always_scale,bool rfit)
     :QScrollView(parent,name,f|Qt::WRepaintNoErase),_image_data(),_original_data(img),scale_to_fit(always_scale),
     rotate_to_fit(rfit),first_resize_done(false)
 {
     init();
 }
@@ -26,12 +33,16 @@ void ImageScrollView::setImage(const QImage&img)
     _image_data = QImage();
     _original_data=img;
     first_resize_done = false;
     init();
 }
 
+void ImageScrollView::setImage( const QString& path ) {
+
+}
+
 /* should be called every time the QImage changed it content */
 void ImageScrollView::init()
 {
     viewport()->setBackgroundColor(white);
     if (_original_data.size().isValid()) {
         resizeContents(_original_data.width(),_original_data.height());
@@ -256,12 +267,21 @@ void ImageScrollView::contentsMouseReleaseEvent ( QMouseEvent * e)
 void ImageScrollView::contentsMousePressEvent ( QMouseEvent * e)
 {
     _mouseStartPosX = e->x();
     _mouseStartPosY = e->y();
 }
 
+void ImageScrollView::setDestructiveClose() {
+    WFlags fl = getWFlags();
+    /* clear it just in case */
+    fl &= ~WDestructiveClose;
+    fl |= WDestructiveClose;
+    setWFlags( fl );
+}
+
+
 /* for testing */
 ImageDlg::ImageDlg(const QString&fname,QWidget * parent, const char * name)
     :QDialog(parent,name,true,WStyle_ContextHelp)
 {
     QVBoxLayout*dlglayout = new QVBoxLayout(this);
     dlglayout->setSpacing(2);
diff --git a/noncore/graphics/opie-eye/gui/imagescrollview.h b/noncore/graphics/opie-eye/gui/imagescrollview.h
index e25f955..864a015 100644
--- a/noncore/graphics/opie-eye/gui/imagescrollview.h
+++ b/noncore/graphics/opie-eye/gui/imagescrollview.h
@@ -9,25 +9,31 @@
 class QPainter;
 
 class ImageScrollView:public QScrollView
 {
     Q_OBJECT
 public:
+    ImageScrollView( QWidget* parent, const char* name = 0, WFlags fl = 0 );
     ImageScrollView (const QImage&, QWidget * parent=0, const char * name=0, WFlags f=0,bool always_scale=false,bool rfit=false );
     ImageScrollView (const QString&, QWidget * parent=0, const char * name=0, WFlags f=0,bool always_scale=false,bool rfit=false );
     virtual ~ImageScrollView();
 
     void setImage(const QImage&);
+    void setImage( const QString& path );
+    void setDestructiveClose();
 
     enum  Rotation {
         Rotate0,
         Rotate90,
         Rotate180,
         Rotate270
     };
 
+signals:
+    void sig_return();
+
 protected:
     virtual void drawContents ( QPainter * p, int clipx, int clipy, int clipw, int cliph );
     void init();
 
     QImage _image_data;
     QImage _original_data;
diff --git a/noncore/graphics/opie-eye/gui/mainwindow.cpp b/noncore/graphics/opie-eye/gui/mainwindow.cpp
index 83ff4f1..7f384bd 100644
--- a/noncore/graphics/opie-eye/gui/mainwindow.cpp
+++ b/noncore/graphics/opie-eye/gui/mainwindow.cpp
@@ -3,16 +3,20 @@
  * No WArranty...
  */
 #include "mainwindow.h"
 
 #include "iconview.h"
 #include "filesystem.h"
+#include "imageinfoui.h"
+#include "imagescrollview.h"
 
 #include <iface/ifaceinfo.h>
 #include <iface/dirview.h>
 
+#include <opie2/odebug.h>
+#include <opie2/owidgetstack.h>
 #include <opie2/oapplicationfactory.h>
 #include <opie2/otabwidget.h>
 #include <opie2/okeyconfigwidget.h>
 
 
 #include <qpe/resource.h>
@@ -21,21 +25,21 @@
 
 #include <qtoolbar.h>
 #include <qtoolbutton.h>
 #include <qlayout.h>
 #include <qdialog.h>
 #include <qmap.h>
-
+#include <qtimer.h>
 
 
 
 
 OPIE_EXPORT_APP( Opie::Core::OApplicationFactory<PMainWindow> )
 
 PMainWindow::PMainWindow(QWidget* wid, const char* name, WFlags style)
-    : QMainWindow( wid, name, style )
+    : QMainWindow( wid, name, style ), m_info( 0 ), m_disp( 0 )
 {
     setCaption( QObject::tr("Opie Eye Caramba" ) );
     m_cfg = new Opie::Core::OConfig("phunkview");
     m_cfg->setGroup("Zecke_view" );
 
 
@@ -44,14 +48,22 @@ PMainWindow::PMainWindow(QWidget* wid, const char* name, WFlags style)
      * And Connect Them
      */
     QToolBar *bar = new QToolBar( this );
     bar->setHorizontalStretchable( true );
     setToolBarsMovable( false );
 
-    m_view = new PIconView( this, m_cfg );
-    setCentralWidget( m_view );
+    m_stack = new Opie::Ui::OWidgetStack( this );
+    setCentralWidget( m_stack );
+
+    m_view = new PIconView( m_stack, m_cfg );
+    m_stack->addWidget( m_view, IconView );
+    m_stack->raiseWidget( IconView );
+    connect(m_view, SIGNAL(sig_display(const QString&)),
+            this, SLOT(slotDisplay(const QString&)));
+    connect(m_view, SIGNAL(sig_showInfo(const QString&)),
+            this, SLOT(slotShowInfo(const QString&)) );
 
     QToolButton *btn = new QToolButton( bar );
     btn->setIconSet(  Resource::loadIconSet( "up" ) );
     connect( btn, SIGNAL(clicked()),
              m_view, SLOT(slotDirUp()) );
 
@@ -81,21 +93,22 @@ PMainWindow::PMainWindow(QWidget* wid, const char* name, WFlags style)
     connect( btn, SIGNAL(clicked() ),
              this, SLOT(slotConfig() ) );
 
 }
 
 PMainWindow::~PMainWindow() {
+    odebug << "Shutting down" << oendl;
 }
 
 
 void PMainWindow::slotConfig() {
-/*
- * have a tab with the possible views
- * a tab for globals image cache size.. scaled loading
- * and one tab for the  KeyConfigs
- */
+   /*
+    * have a tab with the possible views
+    * a tab for globals image cache size.. scaled loading
+    * and one tab for the  KeyConfigs
+    */
     QDialog dlg(this, 0, true);
     dlg.setCaption( tr("Phunk View - Config" ) );
 
     QHBoxLayout *lay = new QHBoxLayout(&dlg);
     Opie::Ui::OTabWidget *wid = new Opie::Ui::OTabWidget(&dlg );
     lay->addWidget( wid );
@@ -121,18 +134,96 @@ void PMainWindow::slotConfig() {
     keyWid->load();
     wid->addTab( keyWid, QString::fromLatin1("AppsIcon" ), tr("Keyboard Configuration") );
 
 
     bool act = ( QPEApplication::execDialog( &dlg ) == QDialog::Accepted );
 
+/*
+ * clean up
+ *apply changes
+ */
+
     QMap<PDirView*, QWidget*>::Iterator it;
     for ( it = lst.begin(); it != lst.end(); ++it ) {
         if ( act )
             it.key()->interfaceInfo()->writeConfig(it.data(),  *m_cfg);
         delete it.key();
     }
 
+
     if ( act ) {
         m_view->resetView();
         keyWid->save();
     }
 }
+
+/*
+ * 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_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 );
+}
+void PMainWindow::initDisp() {
+    initT<ImageScrollView>( "Image ScrollView", &m_disp, ImageDisplay );
+}
+
+/**
+ * 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();
+}
+
+
+void PMainWindow::closeEvent( QCloseEvent* ev ) {
+    /*
+     * return from view
+     * or properly quit
+     */
+    if ( m_stack->visibleWidget() == m_info ||
+         m_stack->visibleWidget() == m_disp ) {
+        raiseIconView();
+        ev->ignore();
+        return;
+    }
+    ev->accept();
+    QTimer::singleShot(0, qApp, SLOT(closeAllWindows()));
+}
+
+void PMainWindow::raiseIconView() {
+    m_stack->raiseWidget( IconView );
+}
diff --git a/noncore/graphics/opie-eye/gui/mainwindow.h b/noncore/graphics/opie-eye/gui/mainwindow.h
index 317a51e..35116ae 100644
--- a/noncore/graphics/opie-eye/gui/mainwindow.h
+++ b/noncore/graphics/opie-eye/gui/mainwindow.h
@@ -12,26 +12,50 @@
 
 
 
 namespace Opie {
 namespace Ui{
     class OKeyConfigManager;
+    class OWidgetStack;
 }
 }
 
 class PIconView;
+class imageinfo;
+class ImageScrollView;
 class PMainWindow : public QMainWindow {
     Q_OBJECT
+    enum Views { IconView,  ImageInfo, ImageDisplay };
 public:
     static QString appName() { return QString::fromLatin1("opie-eye" ); }
     PMainWindow(QWidget*, const char*, WFlags );
     ~PMainWindow();
 
+signals:
+    void configChanged();
+
+public slots:
+    void slotShowInfo( const QString& inf );
+    void slotDisplay( const QString& inf );
+    void slotReturn();
+
+protected:
+    void raiseIconView();
+    void closeEvent( QCloseEvent* );
+
+private:
+    template<class T>  void initT( const char* name, T**, int );
+    void initInfo();
+    void initDisp();
+
 private:
     Opie::Core::OConfig *m_cfg;
+    Opie::Ui::OWidgetStack *m_stack;
     PIconView* m_view;
+    imageinfo *m_info;
+    ImageScrollView *m_disp;
 
 
 private slots:
     void slotConfig();
 };