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, 285 insertions, 0 deletions

diff --git a/kmail/xfaceconfigurator.cpp b/kmail/xfaceconfigurator.cpp
new file mode 100644
index 000000000..ba91efaa4
--- /dev/null
+++ b/kmail/xfaceconfigurator.cpp
@@ -0,0 +1,285 @@
+/*
+    This file is part of KMail.
+
+    Copyright (c) 2004 Jakob Schr�er <js@camaya.net>
+
+    This library is free software; you can redistribute it and/or
+    modify it under the terms of the GNU Library General Public
+    License as published by the Free Software Foundation; either
+    version 2 of the License, or (at your option) any later version.
+
+    This library 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
+    Library General Public License for more details.
+
+    You should have received a copy of the GNU Library General Public License
+    along with this library; see the file COPYING.LIB.  If not, write to
+    the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+    Boston, MA 02110-1301, USA.
+
+    In addition, as a special exception, the copyright holders give
+    permission to link the code of this program with any edition of
+    the Qt library by Trolltech AS, Norway (or with modified versions
+    of Qt that use the same license as Qt), and distribute linked
+    combinations including the two.  You must obey the GNU General
+    Public License in all respects for all of the code used other than
+    Qt.  If you modify this file, you may extend this exception to
+    your version of the file, but you are not obligated to do so.  If
+    you do not wish to do so, delete this exception statement from
+    your version.
+*/
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include "xfaceconfigurator.h"
+
+#include <kactivelabel.h>
+#include <kdialog.h>
+#include <kfiledialog.h>
+#include <kglobalsettings.h>
+#include <kimageio.h>
+#include <klocale.h>
+#include <kmessagebox.h>
+#include <kurl.h>
+#include <kio/netaccess.h>
+using namespace KIO;
+#include <kxface.h>
+using namespace KPIM;
+#include <kabc/stdaddressbook.h>
+#include <kabc/addressee.h>
+using namespace KABC;
+
+#include <qbitmap.h>
+#include <qcheckbox.h>
+#include <qcombobox.h>
+#include <qimage.h>
+#include <qlabel.h>
+#include <qlayout.h>
+#include <qpushbutton.h>
+#include <qwhatsthis.h>
+#include <qwidgetstack.h>
+
+
+// #include <assert.h>
+
+using namespace KMail;
+using namespace KPIM;
+
+namespace KMail {
+
+  XFaceConfigurator::XFaceConfigurator( QWidget * parent, const char * name )
+    : QWidget( parent, name )
+  {
+    // tmp. vars:
+    QLabel * label;
+    QLabel * label1;
+    KActiveLabel * label2;
+    QWidget * page;
+    QVBoxLayout * vlay;
+    QHBoxLayout * hlay;
+    QVBoxLayout * page_vlay;
+    QPushButton * mFromFileBtn;
+    QPushButton * mFromAddrbkBtn;
+
+    vlay = new QVBoxLayout( this, 0, KDialog::spacingHint(), "main layout" );
+    hlay = new QHBoxLayout( vlay );
+
+    // "enable X-Face" checkbox:
+    mEnableCheck = new QCheckBox( i18n("&Send picture with every message"), this );
+    QWhatsThis::add( mEnableCheck,
+        i18n( "Check this box if you want KMail to add a so-called X-Face header to messages "
+            "written with this identity. An X-Face is a small (48x48 pixels) black and "
+            "white image that some mail clients are able to display." ) );
+    hlay->addWidget( mEnableCheck, Qt::AlignLeft | Qt::AlignVCenter );
+
+    mXFaceLabel = new QLabel( this );
+    QWhatsThis::add(mXFaceLabel,
+                    i18n( "This is a preview of the picture selected/entered below." ) );
+    mXFaceLabel->setFixedSize(48, 48);
+    mXFaceLabel->setFrameShape( QFrame::Box );
+    hlay->addWidget( mXFaceLabel );
+
+//     label1 = new QLabel( "X-Face:", this );
+//     vlay->addWidget( label1 );
+
+    // "obtain X-Face from" combo and label:
+    hlay = new QHBoxLayout( vlay ); // inherits spacing
+    mSourceCombo = new QComboBox( false, this );
+    QWhatsThis::add(mSourceCombo,
+                    i18n("Click on the widgets below to obtain help on the input methods."));
+    mSourceCombo->setEnabled( false ); // since !mEnableCheck->isChecked()
+    mSourceCombo->insertStringList( QStringList()
+        << i18n( "continuation of \"obtain picture from\"",
+                 "External Source" )
+        << i18n( "continuation of \"obtain picture from\"",
+                 "Input Field Below" ) );
+    label = new QLabel( mSourceCombo,
+                        i18n("Obtain pic&ture from:"), this );
+    label->setEnabled( false ); // since !mEnableCheck->isChecked()
+    hlay->addWidget( label );
+    hlay->addWidget( mSourceCombo, 1 );
+
+    // widget stack that is controlled by the source combo:
+    QWidgetStack * widgetStack = new QWidgetStack( this );
+    widgetStack->setEnabled( false ); // since !mEnableCheck->isChecked()
+    vlay->addWidget( widgetStack, 1 );
+    connect( mSourceCombo, SIGNAL(highlighted(int)),
+             widgetStack, SLOT(raiseWidget(int)) );
+    connect( mEnableCheck, SIGNAL(toggled(bool)),
+             mSourceCombo, SLOT(setEnabled(bool)) );
+    connect( mEnableCheck, SIGNAL(toggled(bool)),
+             widgetStack, SLOT(setEnabled(bool)) );
+    connect( mEnableCheck, SIGNAL(toggled(bool)),
+             label, SLOT(setEnabled(bool)) );
+    // The focus might be still in the widget that is disabled
+    connect( mEnableCheck, SIGNAL(clicked()),
+             mEnableCheck, SLOT(setFocus()) );
+
+    int pageno = 0;
+    // page 0: create X-Face from image file or address book entry
+    page = new QWidget( widgetStack );
+    widgetStack->addWidget( page, pageno ); // force sequential numbers (play safe)
+    page_vlay = new QVBoxLayout( page, 0, KDialog::spacingHint() );
+    hlay = new QHBoxLayout( page_vlay ); // inherits spacing
+    mFromFileBtn = new QPushButton( i18n("Select File..."), page );
+    QWhatsThis::add( mFromFileBtn,
+                     i18n("Use this to select an image file to create the picture from. "
+                         "The image should be of high contrast and nearly quadratic shape. "
+                         "A light background helps improve the result." ) );
+    mFromFileBtn->setAutoDefault( false );
+    page_vlay->addWidget( mFromFileBtn, 1 );
+    connect( mFromFileBtn, SIGNAL(released()),
+             this, SLOT(slotSelectFile()) );
+    mFromAddrbkBtn = new QPushButton( i18n("Set From Address Book"), page );
+    QWhatsThis::add( mFromAddrbkBtn,
+                     i18n( "You can use a scaled-down version of the picture "
+                         "you have set in your address book entry." ) );
+    mFromAddrbkBtn->setAutoDefault( false );
+    page_vlay->addWidget( mFromAddrbkBtn, 1 );
+    connect( mFromAddrbkBtn, SIGNAL(released()),
+             this, SLOT(slotSelectFromAddressbook()) );
+    label1 = new QLabel( i18n("<qt>KMail can send a small (48x48 pixels), low-quality, "
+        "monochrome picture with every message. "
+        "For example, this could be a picture of you or a glyph. "
+        "It is shown in the recipient's mail client (if supported)." ), page );
+    label1->setAlignment( QLabel::WordBreak | QLabel::AlignVCenter );
+    page_vlay->addWidget( label1 );
+
+    widgetStack->raiseWidget( 0 ); // since mSourceCombo->currentItem() == 0
+
+    // page 1: input field for direct entering
+    ++pageno;
+    page = new QWidget( widgetStack );
+    widgetStack->addWidget( page, pageno );
+    page_vlay = new QVBoxLayout( page, 0, KDialog::spacingHint() );
+    mTextEdit = new QTextEdit( page );
+    page_vlay->addWidget( mTextEdit );
+    QWhatsThis::add( mTextEdit, i18n( "Use this field to enter an arbitrary X-Face string." ) );
+    mTextEdit->setFont( KGlobalSettings::fixedFont() );
+    mTextEdit->setWrapPolicy( QTextEdit::Anywhere );
+    mTextEdit->setTextFormat( Qt::PlainText );
+    label2 = new KActiveLabel( i18n("Examples are available at <a href=\"http://www.xs4all.nl/~ace/X-Faces/\">http://www.xs4all.nl/~ace/X-Faces/</a>."), page );
+    page_vlay->addWidget( label2 );
+
+
+    connect(mTextEdit, SIGNAL(textChanged()), this, SLOT(slotUpdateXFace()));
+  }
+
+  XFaceConfigurator::~XFaceConfigurator() {
+
+  }
+
+  bool XFaceConfigurator::isXFaceEnabled() const {
+    return mEnableCheck->isChecked();
+  }
+
+  void XFaceConfigurator::setXFaceEnabled( bool enable ) {
+    mEnableCheck->setChecked( enable );
+  }
+
+  QString XFaceConfigurator::xface() const {
+    return mTextEdit->text();
+  }
+
+  void XFaceConfigurator::setXFace( const QString & text ) {
+    mTextEdit->setText( text );
+  }
+
+  void XFaceConfigurator::setXfaceFromFile( const KURL &url )
+  {
+    QString tmpFile;
+    if( KIO::NetAccess::download( url, tmpFile, this ) )
+    {
+      KXFace xf;
+      mTextEdit->setText( xf.fromImage( QImage( tmpFile ) ) );
+      KIO::NetAccess::removeTempFile( tmpFile );
+    } else {
+      KMessageBox::error(this, KIO::NetAccess::lastErrorString() );
+    }
+  }
+
+  void XFaceConfigurator::slotSelectFile()
+  {
+    QStringList mimeTypes = KImageIO::mimeTypes (KImageIO::Reading);
+    QString filter = mimeTypes.join (" ");
+    KURL url = KFileDialog::getOpenURL( QString::null, filter, this, QString::null );
+    if ( !url.isEmpty() )
+      setXfaceFromFile( url );
+  }
+
+  void XFaceConfigurator::slotSelectFromAddressbook()
+  {
+    StdAddressBook *ab = StdAddressBook::self( true );
+    Addressee me = ab->whoAmI();
+    if ( !me.isEmpty() )
+    {
+      if ( me.photo().isIntern() )
+      {
+        QImage photo = me.photo().data();
+        if ( !photo.isNull() )
+        {
+          KXFace xf;
+          mTextEdit->setText( xf.fromImage( photo ) );
+        }
+        else
+          KMessageBox::information( this, i18n("No picture set for your address book entry."), i18n("No Picture") );
+
+      }
+      else
+      {
+        KURL url = me.photo().url();
+        if( !url.isEmpty() )
+          setXfaceFromFile( url );
+        else
+          KMessageBox::information( this, i18n("No picture set for your address book entry."), i18n("No Picture") );
+      }
+    }
+    else
+      KMessageBox::information( this, i18n("You do not have your own contact defined in the address book."), i18n("No Picture") );
+  }
+
+  void XFaceConfigurator::slotUpdateXFace()
+  {
+    QString str = mTextEdit->text();
+    if ( !str.isEmpty() )
+    {
+      if ( str.startsWith("x-face:", false) )
+      {
+        str = str.remove("x-face:", false);
+        mTextEdit->setText(str);
+      }
+      KXFace xf;
+      QPixmap p( 48, 48, true );
+      p.convertFromImage( xf.toImage(str) );
+      mXFaceLabel->setPixmap( p );
+    }
+    else
+      mXFaceLabel->setPixmap( 0L );
+  }
+
+} // namespace KMail
+
+#include "xfaceconfigurator.moc"