My fileselector patch mentioned on the list

1 files changed, 27 insertions, 14 deletions

diff --git a/library/fileselector.cpp b/library/fileselector.cpp
index 365f383..013f43a 100644
--- a/library/fileselector.cpp
+++ b/library/fileselector.cpp
@@ -1,138 +1,155 @@
 /**********************************************************************
 ** Copyright (C) 2000 Trolltech AS.  All rights reserved.
 **
 ** This file is part of Qtopia Environment.
 **
 ** This file may be distributed and/or modified under the terms of the
 ** GNU General Public License version 2 as published by the Free Software
 ** Foundation and appearing in the file LICENSE.GPL included in the
 ** packaging of this file.
 **
 ** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
 ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
 **
 ** See http://www.trolltech.com/gpl/ for GPL licensing information.
 **
 ** Contact info@trolltech.com if any conditions of this licensing are
 ** not clear to you.
 **
 **********************************************************************/
+
+// WARNING: Do *NOT* define this yourself. The SL5xxx from SHARP does NOT
+//      have this class.
+#define QTOPIA_INTERNAL_FSLP
+
 #include "fileselector.h"
+#include "fileselector_p.h"
 #include "global.h"
 #include "resource.h"
 #include "config.h"
 #include "applnk.h"
 #include "storage.h"
 #include "qpemenubar.h"
 #include "qcopchannel_qws.h"
 #include "lnkproperties.h"
 #include "applnk.h"
 #include "qpeapplication.h"
 #include "categorymenu.h"
 
 #include <stdlib.h>
 
 #include <qdir.h>
 #include <qwidget.h>
 #include <qpopupmenu.h>
 #include <qtoolbutton.h>
 #include <qpushbutton.h>
 #include <qheader.h>
 #include <qtooltip.h>
 
 
 FileSelectorItem::FileSelectorItem( QListView *parent, const DocLnk &f )
     : QListViewItem( parent ), fl( f )
 {
     setText( 0, f.name() );
     setPixmap( 0, f.pixmap() );
 }
 
 FileSelectorItem::~FileSelectorItem()
 {
 }
 
 class FileSelectorViewPrivate
 {
 public:
     CategoryMenu *cm;
+    bool m_noItems:1;
 };
 
 FileSelectorView::FileSelectorView( const QString &f, QWidget *parent, const char *name )
     : QListView( parent, name ), filter( f ), count( 0 )
 {
     d = new FileSelectorViewPrivate();
     d->cm = 0;
+    d->m_noItems = false;
     setAllColumnsShowFocus( TRUE );
     addColumn( tr( "Name" ) );
     header()->hide();
 
     fileManager = new FileManager;
     reread();
     QCopChannel *channel = new QCopChannel( "QPE/Card", this );
     connect( channel, SIGNAL(received(const QCString &, const QByteArray &)),
 	     this, SLOT(cardMessage( const QCString &, const QByteArray &)) );
 }
 
 FileSelectorView::~FileSelectorView()
 {
 }
 
 void FileSelectorView::reread()
 {
-    FileSelectorItem *item = (FileSelectorItem *)selectedItem();
     QString oldFile;
-    if ( item )
-	oldFile = item->file().file();
+    FileSelectorItem *item;
+    if( !d->m_noItems ) { // there are items
+      item = (FileSelectorItem *)selectedItem();
+      if ( item )
+	  oldFile = item->file().file();
+    }
     clear();
     DocLnkSet files;
     Global::findDocuments(&files, filter);
     count = files.children().count();
+    if(count == 0 ){ // No Documents
+      d->m_noItems = true;
+      QListViewItem *it = new QListViewItem(this, tr("There are no files in this directory." ), "empty" );
+      it->setSelectable(FALSE );
+      return;
+    }
     QListIterator<DocLnk> dit( files.children() );
     for ( ; dit.current(); ++dit ) {
 	if (d->cm)
 	    if (!d->cm->isSelected((**dit).categories()))
 		continue;
         item = new FileSelectorItem( this, **dit );
 	if ( item->file().file() == oldFile )
 	    setCurrentItem( item );
     }
     if ( !selectedItem() )
 	setCurrentItem( firstChild() );
 }
 
 void FileSelectorView::setCategoryFilter(CategoryMenu *cm)
 {
     d->cm = cm;
     connect(cm, SIGNAL(categoryChange()), this, SLOT(categoryChanged()) );
 }
 
 void FileSelectorView::categoryChanged() { reread(); }
 
 void FileSelectorView::cardMessage( const QCString &msg, const QByteArray &)
 {
     if ( msg == "mtabChanged()" )
 	reread();
 }
 
 void FileSelectorView::keyPressEvent( QKeyEvent *e )
 {
     QString txt = e->text();
     if (e->key() == Key_Space)
 	emit returnPressed( currentItem() );
     else if ( !txt.isNull() && txt[0] > ' ' && e->key() < 0x1000 )
 	e->ignore();
     else
 	QListView::keyPressEvent(e);
 }
 
 class FileSelectorPrivate
 {
 public:
     CategoryMenu *cm;
     QMenuBar *mb;
 };
 
 /*!
   \class FileSelector fileselector.h
   \brief The FileSelector widget allows the user to select DocLnk objects.
@@ -192,149 +209,145 @@ FileSelector::FileSelector( const QString &f, QWidget *parent, const char *name,
     view = new FileSelectorView( filter, this, "fileview" );
     view->setCategoryFilter(d->cm);
     QPEApplication::setStylusOperation( view->viewport(), QPEApplication::RightOnHold );
     connect( view, SIGNAL( mouseButtonClicked( int, QListViewItem *, const QPoint &, int ) ),
 	     this, SLOT( fileClicked( int, QListViewItem *, const QPoint &, int ) ) );
     connect( view, SIGNAL( mouseButtonPressed( int, QListViewItem *, const QPoint &, int ) ),
 	     this, SLOT( filePressed( int, QListViewItem *, const QPoint &, int ) ) );
     connect( view, SIGNAL( returnPressed( QListViewItem * ) ),
 	     this, SLOT( fileClicked( QListViewItem * ) ) );
 
     setNewVisible( newVisible );
     setCloseVisible( closeVisible );
 }
 
 /*!
   Destroys the widget.
 */
 FileSelector::~FileSelector()
 {
 
 }
 
 /*!
   Returns the number of files in the view. If this is zero, and editor
   application might avoid using the selector and immediately start with
   a "new" document.
 */
 int FileSelector::fileCount()
 {
     return view->fileCount();
 }
 
 /*!
   Causes the file selector to act as if the "new" button was chosen.
 
   \sa newSelected(), closeMe()
 */
 void FileSelector::createNew()
 {
     DocLnk f;
     emit newSelected( f );
     emit closeMe();
 }
 
 void FileSelector::fileClicked( int button, QListViewItem *i, const QPoint &, int )
 {
     if ( !i )
 	return;
+    if(i->text(1) == QString::fromLatin1("empty" ) )
+      return; 
+
     if ( button == Qt::LeftButton ) {
 	fileClicked( i );
     }
 }
 
 void FileSelector::filePressed( int button, QListViewItem *i, const QPoint &, int )
 {
     if ( !i )
 	return;
+    if(i->text(1) == QString::fromLatin1("empty" ) )
+      return; 
+
     if ( button == Qt::RightButton ) {
 	DocLnk l = ((FileSelectorItem *)i)->file();
 	LnkProperties prop( &l );
 	prop.showMaximized();
 	prop.exec();
 	d->cm->reload();
 	reread();
     }
 }
 
 void FileSelector::fileClicked( QListViewItem *i )
 {
     if ( !i )
 	return;
     emit fileSelected( ( (FileSelectorItem*)i )->file() );
     emit closeMe();
 }
 
 /*!
   Returns the selected DocLnk. The caller is responsible for deleting
   the returned value.
 */
 const DocLnk *FileSelector::selected()
 {
     FileSelectorItem *item = (FileSelectorItem *)view->selectedItem();
     if ( item )
 	return new DocLnk( item->file() );
     return NULL;
 }
 
 /*!
   \fn void FileSelector::fileSelected( const DocLnk &f )
 
   This signal is emitted when the user selects a file.
   \a f is the file.
 */
 
 /*!
   \fn void FileSelector::newSelected( const DocLnk &f )
 
   This signal is emitted when the user selects "new" file.
   \a f is a DocLnk for the file. You will need to set the type
   of the value after copying it.
 */
 
 /*!
   \fn void FileSelector::closeMe()
 
   This signal is emitted when the user no longer needs to view the widget.
 */
 
 
 /*!
   Sets whether a "new document" button is visible, according to \a b.
 */
 void FileSelector::setNewVisible( bool b )
 {
     if ( b )
 	buttonNew->show();
     else
 	buttonNew->hide();
 }
 
 /*!
   Sets whether a "no document" button is visible, according to \a b.
 */
 void FileSelector::setCloseVisible( bool b )
 {
     if ( b )
 	buttonClose->show();
     else
 	buttonClose->hide();
 }
 
 /*!
-  Sets whether a categories menu is visible, according to \a b.
-*/
-void FileSelector::setCategoriesVisible( bool b )
-{
-    if ( b )
-	d->mb->show();
-    else
-	d->mb->hide();
-}
-
-/*!
   Rereads the list of files.
 */
 void FileSelector::reread()
 {
     view->reread();
 }
+