Rapid GUI Development with QtRuby phần 3 pps
Rapid GUI Development with QtRuby phần 3 pps
... w3 = Qt::Widget.new(w,"Widget3")
irb(main):007:0> w4 = Qt::Widget.new(w,"Foo")
irb(main):012:0> w.queryList("Qt::Widget")
=> [ w2, w3, w4 ]
irb(main):0 13: 0>
w.queryList("Qt::Widget","Widget")
=> ... Qt::Application. This convention holds true for all QtRuby
classes.
From this point on, we will try to stick with the
Qt::Cla...
Rapid GUI Development with QtRuby phần 7 pps
... of windows.
7.2 QtRuby tools
QtRuby comes with a number of additional tools which can help you
c
rea
te custom GUI applications.
QtRuby UIC
One facet of Qt is Qt Designer, a GUI application that ... Stretch
7.1 Qt Modules
Qt comes with a set of extra modules also available through QtRuby.
Some of these modules are not directly GUI related, but useful func-
tions for many GU...
Rapid GUI Development with QtRuby phần 5 pps
... Slot Connection with Arguments
Note that in the above example, the SIGNAL and SLOT arguments
are listed using the Qt style syntax like textChanged(const QString &)
and not the QtRuby style syntax ... While QtRuby handles the conversion of
Qt’s QString to Ruby’s String automatically, the definition of signals,
slots, a nd the connection of the two must utilize the Qt style syntax.
Thi...
Rapid GUI Development with QtRuby phần 1 ppsx
... . . . . . . 11
3 About QtRuby 13
3.1 Language Bindings . . . . . . . . . . . . . . . . . . . . 13
3.2 I smell SMOKE . . . . . . . . . . . . . . . . . . . . . . 14
3. 3 Installing QtRuby . . . . ... to my wife, Anna, who put up with many evenings
of her husband paying more attention to this book than t o her.
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Rapid GUI Development with QtRuby
Cale...
Rapid GUI Development with QtRuby phần 8 pptx
... t
he configuration options described in Section 3. 3, Installing
QtRuby , on page 14 was with- smoke="qt". This needs to be changed to
with- smoke="qt kde". Alternatively, the ... Homepage
Brief introduction to QtRuby and Korundum
Qt Documentation
Online documentation for Qt and utilities
QtRuby Online Tutorial
Learn Qt and QtRuby online with this 14 step tuto...
Rapid GUI Development with QtRuby phần 6 pptx
... base class method with your own. If your
goal is no t to replace th e base class functionality, but to
extend it, then you must be sure to call the base c l ass ev e nt
method from within your e ... 54
@button
clicked() setText(const QString &)
Label Text
@label
Figure 5.14: Slot Connection with mis-matched arguments
ment is discarded.
Howe
ver, the opposite is not true:
@button = Qt:...
Rapid GUI Development with QtRuby phần 4 docx
... dealing with the
w
i
d
g
et geometry. The methods width( ) and height( ) return the width
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F
ridays
CHAPTER 4. GET YOUR FEET WET THE QT::APPLICATION CLASS 31
child _3 = Qt::Label.new(child_1) ... settings, and interna-
tionalization of user visible text. It also talks with the window system
With a few exceptions, every QtRuby program must have
one instance...
Rapid GUI Development with QtRuby phần 2 doc
... /smoke
~ /qtruby/ qtruby/rubylib /qtruby& gt; make
~ /qtruby/ qtruby/rubylib /qtruby& gt; sudo make install
~ /qtruby/ qtruby/rubylib /qtruby& gt;
cd
/ /
~ /qtruby& gt; cd qtruby/ rubylib/designer/rbuic
~ /qtruby/ qtruby/rubylib/designer/rbuic> ... INSTALL file.
~ /qtruby/ smoke/qt> cd /
~ /qtruby& gt; cd qtruby/ rubylib /qtruby
~ /qtruby/ qtruby/rubylib /qtruby& gt; ruby extco...
Easy PHP Websites with the Zend Framework (phần 3) ppsx
... catch (Exception $e) {
31 $messages[] = 'Could not insert the platform.';
32 }
33
34 }
35
36 // Report results to user
37 if (count($messages) == 0) {
38
39 echo "<p>The ... script
30 $this->view->env = $this->getInvokeArg('env');
31
32 // Pass the exception object to the view
33 $this->view->exception = $errors->exception;
34
35...