Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.

BUG:215923


git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdepim@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

1 files changed, 325 insertions, 0 deletions

diff --git a/kaddressbook/imagewidget.cpp b/kaddressbook/imagewidget.cpp
new file mode 100644
index 000000000..ad0fad55e
--- /dev/null
+++ b/kaddressbook/imagewidget.cpp
@@ -0,0 +1,325 @@
+/*
+    This file is part of KAddressBook.
+    Copyright (c) 2003 Tobias Koenig <tokoe@kde.org>
+
+    This program is free software; you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation; either version 2 of the License, or
+    (at your option) any later version.
+
+    This program 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 General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program; if not, write to the Free Software
+    Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+
+    As a special exception, permission is given to link this program
+    with any edition of Qt, and distribute the resulting executable,
+    without including the source code for Qt in the source distribution.
+*/
+
+#include <kabc/picture.h>
+#include <kdebug.h>
+#include <kdialog.h>
+#include <kfiledialog.h>
+#include <kglobalsettings.h>
+#include <kiconloader.h>
+#include <kimageio.h>
+#include <kio/netaccess.h>
+#include <klocale.h>
+#include <kmessagebox.h>
+#include <kurldrag.h>
+#include <libkdepim/kpixmapregionselectordialog.h>
+
+#include <qapplication.h>
+#include <qdragobject.h>
+#include <qeventloop.h>
+#include <qgroupbox.h>
+#include <qlabel.h>
+#include <qlayout.h>
+#include <qpixmap.h>
+#include <qpopupmenu.h>
+
+#include <unistd.h>
+
+#include "imagewidget.h"
+
+ImageLoader::ImageLoader( QWidget *parent )
+  : QObject( 0, "ImageLoader" ), mParent( parent )
+{
+}
+
+KABC::Picture ImageLoader::loadPicture( const KURL &url, bool *ok )
+{
+  KABC::Picture picture;
+  QString tempFile;
+
+  if ( url.isEmpty() )
+    return picture;
+
+  (*ok) = false;
+
+  QImage image;
+  if ( url.isLocalFile() ) {
+    image.load( url.path() );
+    picture.setData( image );
+    (*ok) = true;
+  } else if ( KIO::NetAccess::download( url, tempFile, mParent ) ) {
+    image.load( tempFile );
+    picture.setData( image );
+    (*ok) = true;
+    KIO::NetAccess::removeTempFile( tempFile );
+  }
+
+  if ( !(*ok) ) {
+    // image does not exist (any more)
+    KMessageBox::sorry( mParent, i18n( "This contact's image cannot be found." ) );
+    return picture;
+  }
+
+  QPixmap pixmap = picture.data();
+
+  QPixmap selectedPixmap = KPIM::KPixmapRegionSelectorDialog::getSelectedImage( pixmap, 100, 140, mParent );
+  if ( selectedPixmap.isNull() ) {
+    (*ok) = false;
+    return picture;
+  }
+
+  image = selectedPixmap;
+  if ( image.height() != 140 || image.width() != 100 ) {
+    if ( image.height() > image.width() )
+      image = image.scaleHeight( 140 );
+    else
+      image = image.scaleWidth( 100 );
+  }
+
+  picture.setData( image );
+  (*ok) = true;
+
+  return picture;
+}
+
+
+ImageButton::ImageButton( const QString &title, QWidget *parent )
+  : QPushButton( title, parent ),
+    mReadOnly( false ), mImageLoader( 0 )
+{
+  setAcceptDrops( true );
+
+  connect( this, SIGNAL( clicked() ), SLOT( load() ) );
+}
+
+void ImageButton::setReadOnly( bool readOnly )
+{
+  mReadOnly = readOnly;
+}
+
+void ImageButton::setPicture( const KABC::Picture &picture )
+{
+  mPicture = picture;
+  updateGUI();
+}
+
+KABC::Picture ImageButton::picture() const
+{
+  return mPicture;
+}
+
+void ImageButton::setImageLoader( ImageLoader *loader )
+{
+  mImageLoader = loader;
+}
+
+void ImageButton::startDrag()
+{
+  if ( !mPicture.data().isNull() ) {
+    QImageDrag *drag = new QImageDrag( mPicture.data(), this );
+    drag->dragCopy();
+  }
+}
+
+void ImageButton::updateGUI()
+{
+  if ( mPicture.data().isNull() )
+    setPixmap( KGlobal::iconLoader()->iconPath( "personal", KIcon::Desktop ) );
+  else
+    setPixmap( mPicture.data() );
+}
+
+void ImageButton::dragEnterEvent( QDragEnterEvent *event )
+{
+  bool accepted = false;
+
+  if ( QImageDrag::canDecode( event ) )
+    accepted = true;
+
+  if ( QUriDrag::canDecode( event ) )
+    accepted = true;
+
+  event->accept( accepted );
+}
+
+void ImageButton::dropEvent( QDropEvent *event )
+{
+  if ( mReadOnly )
+    return;
+
+  if ( QImageDrag::canDecode( event ) ) {
+    QPixmap pm;
+
+    if ( QImageDrag::decode( event, pm ) ) {
+      mPicture.setData( pm.convertToImage() );
+      updateGUI();
+      emit changed();
+    }
+  }
+
+  if ( QUriDrag::canDecode( event ) ) {
+    KURL::List urls;
+    if ( KURLDrag::decode( event, urls ) ) {
+      if ( urls.isEmpty() ) { // oops, no data
+        event->accept( false );
+        return;
+      }
+    }
+
+    if ( mImageLoader ) {
+      bool ok = false;
+      KABC::Picture pic = mImageLoader->loadPicture( urls[ 0 ], &ok );
+      if ( ok ) {
+        mPicture = pic;
+        updateGUI();
+        emit changed();
+      }
+    }
+  }
+}
+
+void ImageButton::mousePressEvent( QMouseEvent *event )
+{
+  mDragStartPos = event->pos();
+  QPushButton::mousePressEvent( event );
+}
+
+void ImageButton::mouseMoveEvent( QMouseEvent *event )
+{
+  if ( (event->state() & LeftButton) &&
+       (event->pos() - mDragStartPos).manhattanLength() >
+       KGlobalSettings::dndEventDelay() ) {
+    startDrag();
+  }
+}
+
+void ImageButton::contextMenuEvent( QContextMenuEvent *event )
+{
+  QPopupMenu menu( this );
+  menu.insertItem( i18n( "Reset" ), this, SLOT( clear() ) );
+  menu.exec( event->globalPos() );
+}
+
+void ImageButton::load()
+{
+  KURL url = KFileDialog::getOpenURL( QString(), KImageIO::pattern(), this );
+  if ( url.isValid() ) {
+    if ( mImageLoader ) {
+      bool ok = false;
+      KABC::Picture pic = mImageLoader->loadPicture( url, &ok );
+      if ( ok ) {
+        mPicture = pic;
+        updateGUI();
+        emit changed();
+      }
+    }
+  }
+}
+
+void ImageButton::clear()
+{
+  mPicture = KABC::Picture();
+  updateGUI();
+
+  emit changed();
+}
+
+ImageBaseWidget::ImageBaseWidget( const QString &title,
+                                  QWidget *parent, const char *name )
+  : QWidget( parent, name ), mReadOnly( false )
+{
+  mImageLoader = new ImageLoader( this );
+
+  QVBoxLayout *topLayout = new QVBoxLayout( this, KDialog::marginHint(),
+                                            KDialog::spacingHint() );
+  QGroupBox *box = new QGroupBox( 0, Qt::Vertical, title, this );
+  QVBoxLayout *layout = new QVBoxLayout( box->layout(), KDialog::spacingHint() );
+
+  mImageButton = new ImageButton( i18n( "Picture" ), box );
+  mImageButton->setFixedSize( 100, 140 );
+  mImageButton->setImageLoader( mImageLoader );
+  layout->addWidget( mImageButton );
+
+  topLayout->addWidget( box );
+
+  connect( mImageButton, SIGNAL( changed() ), SIGNAL( changed() ) );
+}
+
+ImageBaseWidget::~ImageBaseWidget()
+{
+  delete mImageLoader;
+  mImageLoader = 0;
+}
+
+void ImageBaseWidget::setReadOnly( bool readOnly )
+{
+  mReadOnly = readOnly;
+  mImageButton->setReadOnly( mReadOnly );
+}
+
+void ImageBaseWidget::setImage( const KABC::Picture &photo )
+{
+  mImageButton->setPicture( photo );
+}
+
+KABC::Picture ImageBaseWidget::image() const
+{
+  return mImageButton->picture();
+}
+
+
+ImageWidget::ImageWidget( KABC::AddressBook *ab, QWidget *parent, const char *name )
+  : KAB::ContactEditorWidget( ab, parent, name )
+{
+  QHBoxLayout *layout = new QHBoxLayout( this, KDialog::marginHint(),
+                                         KDialog::spacingHint() );
+
+  mPhotoWidget = new ImageBaseWidget( KABC::Addressee::photoLabel(), this );
+  layout->addWidget( mPhotoWidget );
+
+  mLogoWidget = new ImageBaseWidget( KABC::Addressee::logoLabel(), this );
+  layout->addWidget( mLogoWidget );
+
+  connect( mPhotoWidget, SIGNAL( changed() ), SLOT( setModified() ) );
+  connect( mLogoWidget, SIGNAL( changed() ), SLOT( setModified() ) );
+}
+
+void ImageWidget::loadContact( KABC::Addressee *addr )
+{
+  mPhotoWidget->setImage( addr->photo() );
+  mLogoWidget->setImage( addr->logo() );
+}
+
+void ImageWidget::storeContact( KABC::Addressee *addr )
+{
+  addr->setPhoto( mPhotoWidget->image() );
+  addr->setLogo( mLogoWidget->image() );
+}
+
+void ImageWidget::setReadOnly( bool readOnly )
+{
+  mPhotoWidget->setReadOnly( readOnly );
+  mLogoWidget->setReadOnly( readOnly );
+}
+
+#include "imagewidget.moc"