diff options
Diffstat (limited to 'doc/src/porting4.qdoc')
| -rw-r--r-- | doc/src/porting4.qdoc | 33 |
1 files changed, 24 insertions, 9 deletions
diff --git a/doc/src/porting4.qdoc b/doc/src/porting4.qdoc index 963b91823..4efb7be32 100644 --- a/doc/src/porting4.qdoc +++ b/doc/src/porting4.qdoc @@ -34,7 +34,7 @@ ** met: http://www.gnu.org/copyleft/gpl.html. ** ** If you are unsure which license is appropriate for your use, please -** contact the sales department at http://www.qtsoftware.com/contact. +** contact the sales department at http://qt.nokia.com/contact. ** $QT_END_LICENSE$ ** ****************************************************************************/ @@ -174,7 +174,7 @@ and MSVC 7.) If you get stuck, ask on the - \l{http://lists.trolltech.com/qt-interest/}{qt-interest} + \l{http://qt.nokia.com/lists/qt-interest/}{qt-interest} mailing list. If you are a licensed customer, you can also contact Qt's technical support team. @@ -473,7 +473,7 @@ \section1 Explicit Sharing Qt 4 is the first version of Qt that contains no \link - http://doc.trolltech.com/3.3/shclass.html explicitly shared + http://qt.nokia.com/doc/3.3/shclass.html explicitly shared \endlink classes. All classes that were explicitly shared in Qt 3 are \e implicitly shared in Qt 4: @@ -561,6 +561,21 @@ \note Setting widget attributes to disable key features of Qt's widget rendering model may also cause other features to be disabled. + \section1 Compatibility Signals and Slots + + When \c QT3_SUPPORT is defined, the default connection type for signals + and slots is the Qt::AutoCompatConnection type. This allows so-called + \e compatibility signals and slots (defined in Qt 3 support mode to provide + Qt 3 compatibility features) to be connected to other signals and + slots. + + However, if Qt is compiled with debugging output enabled, and the + developer uses other connection types to connect to compatibility + signals and slots (perhaps by building their application without Qt 3 + support enabled), then Qt will output warnings to the console to + indicate that compatibility connections are being made. This is intended + to be used as an aid in the process of porting a Qt 3 application to Qt 4. + \section1 QAccel The \c QAccel class has been renamed Q3Accel and moved to the @@ -1065,7 +1080,7 @@ ensuring that the string is '\\0'-terminated. Another important issue was that conversions between \c QCString and QByteArray often gave confusing results. (See the - \l{http://doc.trolltech.com/qq/qq05-achtung.html#qcstringisastringofchars}{Achtung! + \l{http://qt.nokia.com/doc/qq/qq05-achtung.html#qcstringisastringofchars}{Achtung! Binary and Character Data} article in \e{Qt Quarterly} for an overview of the pitfalls.) @@ -2426,13 +2441,13 @@ that provides the old semantics. See the Q3Painter documentation for details and for the reasons why we had to make this change. - The \l{http://doc.trolltech.com/3.3/qpainter.html#CoordinateMode-enum}{QPainter::CoordinateMode} + The \l{http://qt.nokia.com/doc/3.3/qpainter.html#CoordinateMode-enum}{QPainter::CoordinateMode} enum has been removed in Qt 4. All clipping operations are now defined using logical coordinates and are subject to transformation operations. The - \l{http://doc.trolltech.com/3.3/qpainter.html#RasterOP-enum}{QPainter::RasterOP} + \l{http://qt.nokia.com/doc/3.3/qpainter.html#RasterOP-enum}{QPainter::RasterOP} enum has been replaced with QPainter::CompositionMode. \section1 QPicture @@ -3244,7 +3259,7 @@ \list \o If you use Q3SocketDevice in a thread to perform blocking network I/O (a technique encouraged by the \e{Qt Quarterly} - article \l{http://doc.trolltech.com/qq/qq09-networkthread.html} + article \l{http://qt.nokia.com/doc/qq/qq09-networkthread.html} {Unblocking Networking}), you can now use QTcpSocket, QFtp, or QNetworkAccessManager, which can be used from non-GUI threads. @@ -4039,7 +4054,7 @@ Sample code on how to do obtain similar behavior from Qt 4, previously handled by some of the above functions can be found in the - \l{http://doc.trolltech.com/qwidget-qt3.html}{Qt 3 Support Members for QWidget} + \l{http://qt.nokia.com/doc/qwidget-qt3.html}{Qt 3 Support Members for QWidget} page. A widget now receives change events in its QWidget::changeEvent() @@ -4137,7 +4152,7 @@ clearWFlags() has no direct replacement. You can use QWidget::setAttribute() instead. For example, \c{setAttribute(..., false)} to clear an attribute. More information - is available \l{http://doc.trolltech.com/qwidget.html#setAttribute}{here}. + is available \l{http://qt.nokia.com/doc/qwidget.html#setAttribute}{here}. testWFlags() was renamed to \l{QWidget::testAttribute()}{testAttribute()}. |