1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
|
Qt 4.7 introduces many new features and improvements as well as bugfixes
over the 4.6.x series. For more details, refer to the online documentation
included in this distribution. The documentation is also available online:
http://qt.nokia.com/doc/4.7
The Qt version 4.7 series is binary compatible with the 4.6.x series.
Applications compiled for 4.6 will continue to run with 4.7.
Some of the changes listed in this file include issue tracking numbers
corresponding to tasks in the Qt Bug Tracker:
http://bugreports.qt.nokia.com/
Each of these identifiers can be entered in the bug tracker to obtain more
information about a particular change.
****************************************************************************
* General *
****************************************************************************
General Improvements
--------------------
- Documentation and Examples
- Support for the GL_EXT_geometry_shader4, aka Geometry Shaders, was added
to QGLShaderProgram.
New features
------------
- QNetworkSession, QNetworkConfiguration, QNetworkConfigurationManager
* New bearer management classes added.
Third party components
----------------------
- Updated libpng to version 1.4.0
- Updated libjpeg to version 8
- Updated libtiff to version 3.9.2
****************************************************************************
* Library *
****************************************************************************
QtCore
------
- QXmlStreamReader
* [QTBUG-9196] fixed crash when parsing
- QTimer
* singleShot with 0 timeout will now avoid allocating objects
QtGui
-----
- QAbstractItemView
* Fixed a bug that would cause keyboard searches not to behave
properly when used within 400 milliseconds of midnight.
- QPrinter
* Obsoleted the slightly confusing setNumCopies() and numCopies()
functions, and replaced them with setCopyCount(), copyCount() and
supportsMultipleCopies().
- QPrintDialog/QPrinter
* Added support for printing the current page.
- QCommonStyle
* Fixed a bug that led to missing text pixels in QTabBar when using
small font sizes. (QTBUG-7137)
- QGraphicsEffect
* Fixed rendering bugs when scrolling graphics items with drop
shadows.
- QGraphicsItem
* [QTBUG-8112] itemChange() is now called when transformation
properties change (setRotation, setScale, setTransformOriginPoint).
- QGraphicsTextItem
* [QTBUG-7333] Fixed keyboard shortcuts not being triggered when the
the item has focus and something else has the same shortcut sequence.
- QGraphicsView
* [QTBUG-7438] Fixed viewport cursor getting reset when releasing
the mouse.
- QImage
* [QTBUG-9640] Prevented unneccessary copy in QImage::setAlphaChannel().
* [QTBUG-7982] Added QImage::bitPlaneCount().
- QPicture
* [QTBUG-4974] Printing QPictures containing text to a high resolution
QPrinter would in many cases cause incorrect character spacing.
- QPainter
* Added QPainter::drawPixmapFragments(), which makes it possible to draw
pixmaps, or sub-rectangles of pixmaps, at various positions with
different scale, opacity and rotation.
* [QTBUG-10018] Fixed image drawing inconsistencies when drawing
1x1 source rects with rotating / shear / perspective transforms.
* Optimized various blending and rendering operations for ARM
processors with a NEON vector unit.
* Fixed some performance issues when drawing sub-pixmaps of large
pixmaps and falling back to raster in the X11 paint engine.
- QPainterPath
* [QTBUG-3778] Fixed bug in painter path polygon intersection code.
* [QTBUG-7396] Optimized painter path intersections for when at
least one of the paths is a rectangle by special casing.
* [QTBUG-8035] Got rid of bezier intersection code in the boolean
operators (intersect, subtract, unite) to prevent numerical
stability issues.
- QRegion
* [QTBUG-7699] Fixed crash caused by large x-coordinates.
- QTransform
* [QTBUG-8557] Fixed bug in QTransform::type() potentially occuring
after using operator/ or operator* or their overloads.
QtNetwork
---------
- QHostInfo: Added a small 60 second DNS cache
- QNetworkAccessManager
* Performance improvements for file:// and http://
* Crash fixes
* Improvements on HTTP pipelining
* Fix problem with canReadLine()
* Fix problem with HTTP 100 reply
* Some new attributes for QNetworkRequest
* [QTBUG-8206] add method to send custom requests
* [QTBUG-9618] [MR 2372] send secure cookies only over secure connections
* [QTBUG-7713] Fix bug related to re-sending request
* [QTBUG-7673] Fix issue with some webservers
- Sockets
* Better support for derived QTcpServer
* [QTBUG-7054] Fix error handling with waitFor*() for socket engine
* [QTBUG-7316, QTBUG-7317] Also handle unknown errors from socket engine
- SSL
* [QTBUG-2515] Do not make OpenSSL prompt for a password
* [QTBUG-6504, QTBUG-8924, QTBUG-5645] Fix memleak
QtXmlPatterns
-------------
- [QTBUG-8920] fixed crash with anonymous types in XsdSchemaChecker
- [QTBUG-8394] include/import/redefine schemas only once
- QXmlSchema: fix crash with referencing elements
Qt Plugins
----------
- Jpeg image IO plugin
* Fixed failure to store certain QImage formats as jpeg (QTBUG-7780)
* Optimized smoothscaling
* Optimized to avoid data copy when reading from memory device (QTBUG-9095)
- SVG image IO plugin
* Added support for svgz format (QTBUG-8227)
* Fixed canRead() so that it can be used also for non-sequential
devices. (QTBUG-9053)
* Added support for clipping and scaling and backgroundcolor
* Optimized to avoid data copy when reading from memory device (QTBUG-9095)
****************************************************************************
* Database Drivers *
****************************************************************************
****************************************************************************
* Platform Specific Changes *
****************************************************************************
Qt for Linux/X11
----------------
Qt for Windows
--------------
- QLocalSocket
* Pipe handle leak fixed, when closing a QLocalSocket that still has
unwritten data. (QTBUG-7815)
* Fixed closing state for local sockets with unwritten data. (QTBUG-9681)
* Detection of Windows mobile 6.5 fixed. (QTBUG-8418)
* Improved performance of writing to QLocalSocket.
Qt for Mac OS X
---------------
Qt for Embedded Linux
---------------------
Qt for Windows CE
-----------------
- Core changes
* Fixed menu handling on Windows mobile. (QTBUG-8754)
* Fixed a crash when receiving a certain type of WM_SETTINGSCHANGE
message. (QTBUG-7943)
- QWindowsMobileStyle
* Huge performance penalty for QTabWidget fixed for
Windows mobile 6.5. (QTBUG-8419)
* QTabBar scroll button size has been fixed. (QTBUG-8757)
****************************************************************************
* Compiler Specific Changes *
****************************************************************************
****************************************************************************
* Tools *
****************************************************************************
- Build System
- "configure -fast" on Windows now also works for other make tools than
nmake. (QTBUG-8562)
- Assistant
- Designer
- [QTBUG-9351] Fixed a bug that caused modified headerview-properties
of item views to be duplicated in the UI-file.
- [QTBUG-8347] Fixed a layout problem caused by embedded images in the rich
text of a QLabel.
- [QTBUG-8041], [QTBUG-8213] Fixed a crash related to undo while moving
widgets by arrow keys.
- [QTBUG-7822] Added support for the 'windowOpacity'-property.
- [QTBUG-7764] Fixed the emission of the propertyChanged()-signal of
QDesignerPropertyEditorInterface.
- [QTBUG-5492] Made widgetbox-filter match on class names, too.
- Linguist
- Linguist GUI
- lupdate
- lrelease
- rcc
- moc
- uic
- uic3
- [QTBUG-9207] Fixed export of image files of type XPM, added
compatibility option -limit-xpm-linelength.
- qmake
- configure
- qtconfig
- qt3to4
****************************************************************************
* Plugins *
****************************************************************************
****************************************************************************
* Important Behavior Changes *
****************************************************************************
|
