diff options
Diffstat (limited to 'dist/changes-4.6.0')
| -rw-r--r-- | dist/changes-4.6.0 | 67 |
1 files changed, 36 insertions, 31 deletions
diff --git a/dist/changes-4.6.0 b/dist/changes-4.6.0 index 383c6b7..7a6decf 100644 --- a/dist/changes-4.6.0 +++ b/dist/changes-4.6.0 @@ -34,9 +34,15 @@ information about a particular change. - Significant external contribution from Milan Burda for planned removal of (non-unicode) Windows 9x/ME support. + - QRegion is no longer a GDI object by default. This means it is no + longer subjuect to gui-thread only nor does it potentially impact + the 10.000 GDI object limit per process. By explicitly calling + .handle() a GDI object will be created and memory managed by + QRegion. The native handle is for reading out only. Any GDI calls + made on the HRGN handle will not affect the QRegion. **************************************************************************** -* Important Behavior Changes * +* Important Behavior Changes * **************************************************************************** - The experimental Direct3D paint engine has been removed. The reason for @@ -71,33 +77,32 @@ information about a particular change. QGraphicsItem::ItemSendsGeometryChanges (which is enabled by default by QGraphicsWidget and QGraphicsProxyWidget). -- QDesktopWidget on X11 no longer emits the resized(int) signal when screens - are added or removed. This was not done on other platforms. Use the - screenCountChanged signal instead - -- QUrl's parser is more strict when for hostnames in URLs. QUrl now - enforces STD 3 rules: - - * each individual hostname section (between dots) must be at most - 63 ASCII characters in length; - - * only letters, digits, and the hyphen character are allowed in the - ASCII range; letters outside the ASCII range follow the normal - IDN rules - - That means QUrl no longer accepts some URLs that were invalid - before, but weren't interpreted as such. - -- The Unix configure-time check for STL is stricter now in Qt - 4.6.0. This means some legacy STL implementations may fail to pass - the test and, therefore, Qt will automatically disable STL support. - - This is a binary-compatible change: existing code will continue to - work without being recompiled. However, it affects the source code, - since some STL-compatibility API will not be enabled. - - Platforms affected by this change: - * solaris-cc-* with the default (Cstd) C++ STL library - recommendation: use -library=stlport4 - See Sun Studio's documentation for the effects of this option - + - QDesktopWidget on X11 no longer emits the resized(int) signal when screens + are added or removed. This was not done on other platforms. Use the + screenCountChanged signal instead + + - QUrl's parser is more strict when for hostnames in URLs. QUrl now + enforces STD 3 rules: + + * each individual hostname section (between dots) must be at most + 63 ASCII characters in length; + + * only letters, digits, and the hyphen character are allowed in the + ASCII range; letters outside the ASCII range follow the normal + IDN rules + + That means QUrl no longer accepts some URLs that were invalid + before, but weren't interpreted as such. + + - The Unix configure-time check for STL is stricter now in Qt + 4.6.0. This means some legacy STL implementations may fail to pass + the test and, therefore, Qt will automatically disable STL support. + + This is a binary-compatible change: existing code will continue to + work without being recompiled. However, it affects the source code, + since some STL-compatibility API will not be enabled. + + Platforms affected by this change: + * solaris-cc-* with the default (Cstd) C++ STL library + recommendation: use -library=stlport4 + See Sun Studio's documentation for the effects of this option |