diff -r 000000000000 -r 1918ee327afb dist/changes-3.0.0-beta4 --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/dist/changes-3.0.0-beta4 Mon Jan 11 14:00:40 2010 +0000 @@ -0,0 +1,688 @@ +Qt 3.0 Beta4 is not binary compatible with Beta3; any programs linked +against Beta3 must be recompiled. + +Below you will find a description of general changes in the Qt +Library and Qt Designer followed by a detailed list of changes in the +API. + + +The Qt Library +======================================== + +Documentation +------------- + +The extensive revision of the documentation is almost complete. +We have added new navigation options, including a shorter list +of classes entitled Main Classes. + +Translations +------------ + +Qt now includes French and German translations of the Qt library, as +well as a template for translating Qt. These files are found in the +translations directory of Qt, in both .ts and .qm formats. + +Style Fixes +----------- + +Qt 3.0.0 beta2 introduced a new QStyle API. This new API has changed +between beta3 and beta4. These changes will affect both widget +writers and style writers. The QStyle entry below explains what has +changed. + +Beta4 also introduces some fixes for bugs introduced during the port +to the new API in various widgets, notably QComboBox and QSlider. + +LiveConnect Plugin +------------------ + +A few bugs were fixed in the LiveConnect Plugin so that the grapher +example works again on Windows. + + +Qt Designer +======================================== + + - General usability improvements and bug fixes, and improved file + and project handling. + - Updated designer manual to cover the .ui.h mechanism. + - New auto-indentation algorithm in the code editor. + + +Qt Assistant +======================================== + + - Added a Settings dialog and made more features customizable. + - Sessions are now saved and restored. + - A brief introduction to using Qt Assistant is now included. + + +Qt Linguist +======================================== + + - Phrase books are now provided in tools/linguist/phrasebooks. + - Added support for Qt Designer's .ui.h mechanism to lupdate. + - Support for a larger subset of .pro file syntax in lupdate and + lrelease. + + +Qt Functions +======================================== + +QApplication +------------ + + - Ignore drag-and-drop events for disabled widgets. + - Always send ChildRemoved events, even if no ChildInserted event + was sent. + - Mouse events for popup menus are now sent to event filters. + +QCanvasItem +----------- + + - The functions visible(), selected() and active() have been renamed + setVisible(), setSelected() and setActive(). + +New functions: + bool isVisible() const; + bool isSelected() const; + bool isActive() const; + +Removed functions: + bool visible() const; + bool selected() const; + bool active() const; + +QCanvasText +----------- + + - Fixed alignment flags. + +QChar +----- + +New function: + bool isSymbol() const; + +QCheckBox +--------- + + - Fixed a bug in pixmap caching which could result in using the + wrong pixmap. + +QCheckListItem +-------------- + + - After a mouse click, the list view ignores the following double + click as in Windows XP. + +QClipboard +---------- + + - Made clipboard operations faster on X11. + +QColorDialog +------------ + + - Never show scrollbars in the color array. + +QComboBox +--------- + + - Comboboxes are now drawn correctly in all styles. + - Fixed bug with auto completion. There was undefined behavior with + non-editable comboboxes when changing focus. + +New function: + virtual void setCurrentText( const QString& ); + +New property: + QString currentText + +QDataBrowser +------------ + + - The setCursor() function is obsolete and will be removed for Qt 3 + release due to the incompatibility with some compilers. Use + setSqlCursor() instead. + +QDataTable +---------- + + - Dates and times in tables can now be displayed in different + display formats. + - The setCursor() function is obsolete and will be removed for Qt 3 + release due to the incompatibility with some compilers. Use + setSqlCursor() instead. + +QDateEdit +--------- + + - The default separator and the day-month-year order respect the + user's settings. + - Pressing the separator key now skips to the next section. + - Fixed a usability flaw related to some months being longer than + others. + +New functions: + QString separator() const; + virtual void setSeparator( const QString& s ); + +QDateTime +--------- + + - Always initialize the tm struct completely. This fixes a problem + on some versions of Unix. + +QDir +---- + + - QDir::homeDirectory() now always returns an existing directory on + Windows. + +QDockWindows +------------ + + - Fixed dockwindows created in non-dock areas. + - Fixed constructor if InDock and the parent is a QMainWindow. + +QDom... +------- + + - Fixes in the conversion of the DOM tree to a string. + +QDomNodeList +------------ + + - Fixed a crash. + +QFileDialog +----------- + + - Select contents of the line edit at startup (if any) so that the + user can overwrite the provided file name right away. + +QFileInfo +--------- + + - In adition to lastModified() and lastRead(), provide created(). + +New function: + QDateTime created() const; + +QFont +----- + + - Provide more correct font metrics under X11. + - Worked around X11 limits on length of strings to draw and on + coordinate sizes. + - Fixed sone point vs. pixel size issues under X11. + - Added PreferAntialias and NoAntialias flags to StyleStrategy enum + type. + +QFtp +---- + + - Fixed a QSocket bug that made QFtp crash if the connection was + refused. + - Fixed operationRename() and operationRemove(). + - Set the right state when finished. + +QGIFFormat +---------- + + - Support GIF files with broken logical screen size. + +QHeader +------- + + - Added support for '\n' in header labels. + - Improved placement of icon. + +QHttp +----- + + - If the status code of the reply is an error code, it is now also + reflected in the status of the network operation. The error + handling in general was improved. + +QImageIO +-------- + + - Allow gamma correction to be set programmatically. + +New functions: + void setGamma( float gamma ); + float gamma() const; + +QKeyEvent +--------- + + - Worked around an X11 bug in isAutoRepeat(). + +QKeySequence +------------ + +A new class that encapsulates a key sequence as used by accelerators. + +QLabel +------ + + - Made the WordBreak alignment property work with rich text labels + in addition to plain text labels. + +QLayout +------- + + - Fixed crashes with deleting widgets managed by the layout. + - Fixed problems with reparenting widgets managed by the layout. + - Respect maximumHeight() of items in heightForWidth(). + +QLibrary +-------- + + - Plugins now return the version number, threading model and debug + vs. release mode of the Qt library used in ucm_initialize(). If + there is any kind of incompatibility, cancel the loading. + +QLineEdit +--------- + + - Update the "edited" flag and the accessibility data better than + before. + - Fixed setMaxLength(). + - Fixed context menu problem on Windows. + +New functions: + bool isUndoAvailable() const; + bool isRedoAvailable() const; + +QListViewItem +------------- + + - Fixed setVisible(TRUE) which triggered an update too soon. + +QMenuBar +-------- + + - Cancel alt-activation of menubar on mouse press/release. + - On wheel events, all popup menus are now closed instead of hidden. + Hiding popup menus confused QMenuBar. + +QObject +------- + + - Have QObject dispatch events to customEvents(). + +QPainter +-------- + + - Renamed the enum type ClipMode to CoordinateMode. The enum values + ClipDevice and ClipPainter are now called CoordDevice and + CoordPainter. + - Fixed escaping of ampersand character, so "&&", "&&&", etc., now + work as they did in Qt 2.x. + +New functions: + void drawPixmap( const QRect& r, const QPixmap& pm ); + void drawImage( const QRect& r, const QImage& img ); + +QPicture +-------- + + - Respect the size of a loaded SVG document. + - Solved a replay-transformed-picture problem. + - Fixed format version number. + +QPluginManager +-------------- + + - Fixed crash when loading a plugin fails. + +QPopupMenu +---------- + + - Custom menu items that are separators now see their size hint + respected. + - Fixed crash when drawing an empty popup menu. + +QPrinter +-------- + + - Better printing in different resolutions under both Windows and + X11. + - Support for collation under Windows and X11. + - Correct bounding rectangles for texts in all printer modes. + - Fixed pixmap printing on Windows. + - Fixed PostScript font names for fonts with foundries. + - Support for PostScript printing of scaled images. + +New functions: + bool collateCopiesEnabled() const; + void setCollateCopiesEnabled( bool enable ) const; + bool collateCopies() const; + void setCollateCopies( bool on ); + int winPageSize() const; /* Windows only */ + +QProcess +-------- + + - The function hangUp() was renamed to tryTerminate() to make the + purpose more clear. Furthermore, under Unix, the signal that is + sent was changed from SIGHUP to SIGTERM. + - The function kill() and the function tryTerminate() (formerly + hangUp()) were made slots. + +New slots: + void tryTerminate(); + void kill(); + +Removed functions: + void hangUp(); + void kill(); + +QProgressBar +------------ + + - Draw the progress bar correctly with respect to the properties + "percentageVisible", "indicatorFollowsStyle" and + "centerIndicator". + +QPtrVector +---------- + + - Support null items without triggering an assert. + +QPushButton +----------- + + - Fixed the sizeHint() of buttons with an icon. + +QRegExp +------- + + - Fixed a subtle bug in regular expressions mixing anchors and + alternation. + +QRegion +------- + + - Don't crash when creating a QRegion from an empty point array. + +QRichText +--------- + + - Improved alignment support, including nested alignments. + - Improved table margin support. + - Improved page break algorithm. + - Do not eat '\n' in preformatted items. + - Do not draw the internal trailing space at the end of a paragraph. + - Fixed link underlining in table cells and other subdocuments. + - Use larger vertical margin between paragraphs. + - Display paragraph spacing even when printing. + - Support vertical table cell alignment. + - Fix for floating items and table cell size calculation. + - Improved allignment handling. + - Offset fixes for tabs. + - Better
support. + - Fixed
tag. + - Fix for the
tag and centering tables. + - Fixed   and . + - Fixed off-by-one bug in gotoWordLeft() and gotoWordRight(). + - Better positioning of super- and subscripts. + - Faster printing of large tables by using a clipping rectangle. + - Improved high-resolution printing. + - Correct sizes for images when printing. + - Fixed list painting when printing. + - Use right background for printing. + +QScrollBar +---------- + + - Made setValue() a slot. + +New slot: + void setValue( int ); + +Removed function: + void setValue( int ); + +QSettings +--------- + + - Added support for QStringLists without requiring a distinct + separator. + - Added support for null strings, empty lists and null strings in + lists. + - Fixed bug with values ending with a backslash. + - On Unix, don't overwrite files if the user doesn't have permission. + +QSimpleRichText +--------------- + + - Implemented vertical breaks and floating elememts. + - Fixed bug with borders and clipping in printing. + - Fixed bug in adjustSize() cache. + +QSizePolicy +----------- + + - Stretch factors were added to QSizePolicy. + - Added a new size policy: Ignored. + +New functions: + uint horStretch() const; + uint verStretch() const; + void setHorStretch( uchar sf ); + void setVerStretch( uchar sf ); + +QSpinBox +-------- + +New slot: + virtual void selectAll(); + +QSqlDatabase +------------ + + - QSqlDatabase now provides access to meta-data. Meta-data is stored + in two new classes, QSqlFieldInfo and QSqlRecordInfo. See the + class documentation for details. + +New Functions: + QSqlRecordInfo recordInfo ( const QString & tablename ) const + QSqlRecordInfo recordInfo ( const QSqlQuery & query ) const + + +QSqlFieldInfo +------------- + +A new class that stores meta data associated with a SQL field. + +QSqlRecordInfo +-------------- + +A new class that is keeping a set of QSqlFieldInfo objects. + +QStatusBar +---------- + + - Don't cut off the bottom line of the border of the status bar. + - Respect maximumHeight() of items in the status bar. + +QString +------- + + - QString now provides section(), a function that parses simple + fields. + - The function similarityWith() has been removed from the API. If + you need it, write to qt-bugs@trolltech.com. + +New functions: + QString section( QChar sep, int start, int end, + int flags = SectionDefault ) const; + QString section( char sep, int start, int end = 0xffffffff, + int flags = SectionDefault ) const; + QString section( const char *substr, int start, int end = 0xffffffff, + int flags = SectionDefault ) const; + QString section( QString substr, int start, int end = 0xffffffff, + int flags = SectionDefault ) const; + QString section( const QRegExp ®xp, int start, int end = 0xffffffff, + int flags = SectionDefault ) const; + +Removed function: + int similarityWith( const QString& target ) const; + +QStyle +------ + + - Changed "void **" technique to QStyleOption technique. This + affects the interface of most of the QStyle member functions. + Please read the QStyle class documentation for details. + +QStyleOption +------------ + +A new class that encapsulates extra data sent to the style API. + +QTabBar +------- + + - The accelerators are now working correctly after changing a tab. + +QTable +------ + + - Fixed crash related to popup menu and cell edition. + - Fixed not-drawing hidden cells. + +QTextCodec +---------- + + - Added MIME names for codecs. + - Improved locale detection. + - Fixed the ISO 8859-6.8x (Arabic) font encoding. + +New function: + const char *mimeName() const; + +QTextStream +----------- + + - Fixed bug with stateful QTextEncoders. + +QTextEdit +--------- + + - Respect disabling updates. + - Fixed link underlining in table cells and other subdocuments. + - Draw cursor on focus in. + - Emit cursorPositionChanged() where it previously was missing. + - Fixed sync(). + +New functions: + bool isUndoAvailable() const; + bool isRedoAvailable() const; + bool isUndoRedoEnabled() const; + virtual void setUndoRedoEnabled( bool enabled ) const; + +New property: + bool undoRedoEnabled + +QThread +------- + + - Fixed QThread::sleep() on Unix. + +QTime +----- + + - fromString() with format Qt::ISODate now recognizes milliseconds + if they are specified. + - Make elapsed() a const function. + +QTimeEdit +--------- + + - The default time separator respects the user's settings. + - Pressing the separator key now skips to the next section. + +New functions: + QString separator() const; + virtual void setSeparator( const QString& s ); + +QTooltip +-------- + + - Hide active tooltips when the user switches to another application. + - Fixed tooltips with Windows effects enabled. + +QUrl +---- + + - Fixed password encoding. + +New function: + bool hasPort() const; + +QValidator +---------- + + - Let QValidator, QIntValidator, QDoubleValidator and + QRegExpValidator have QObject parents rather than only QWidget + parents. + +QVariant +-------- + + - Added QBitArray support. + - The QDateTime type now supports asDate() and asTime(). + - The QByteArray type now supports toString(). + +New functions: + QVariant( const QBitArray& ); + const QBitArray toBitArray() const; + QBitArray& asBitArray(); + +QWhatsThis +---------- + + - Added support for hyperlinks in "What's This?" help windows. + +QWidget +------- + + - Fixed crashes related to LayoutHint events. + +QWizard +------- + + - Made removePage() behave as documented. + - Fixed back() so that it skips irrelevant pages like next(). + +QWorkspace +---------- + + - Make sure that the widget state is set before the first titlebar + painting is triggered. + - Use the right pixmap for titlebar. + - Respects widget flags better for titlebars in QCommonStyle. + - Fixed move and resize in the system menu bar of workspace + children. + +QXml +---- + + - Made the "prefix" xmlns map to the namespace name + http://www.w3.org/2000/xmlns/. + - Fixed default namespaces. + +QXmlAttributes +-------------- + + - Added count() as equivalent to length() to be consistent with Qt + conventions. + +New function: + int count() const;