Initial qt.pro template generated with:
qmake -project
Initial Makefile template was generated with:
qmake
Find Qt version that will be linked against:
qmake --version
Sample output:
QMake version 2.01a
Using Qt version 4.8.4 in /usr/lib/i386-linux-gnu
Find default for qmake variables values (depends on which platform it was compiled for):
qmake -query "QT_INSTALL_PREFIX"
All key value pairs:
qmake -query
QT adds new keywords to the C++ language such as slots and emmit. Those are then translated into C++ before compilation. This is a point that complicates QT learning. Never use those keywords, or they will get preprocessed and you will get weird errors!
Some objects cannot be created on the stack, only on the heap. QT takes charge of their deletion when the time comes.
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http://www.zetcode.com/gui/qt4/firstprograms/
Short but good tutorial.
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http://doc.qt.digia.com/4.7/all-examples.html
The example list.
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On Ubuntu, get the source code for many examples:
sudo aptitude install -y qt4-demos