summaryrefslogtreecommitdiffstats
path: root/doc/html/tutorial1-08.html
diff options
context:
space:
mode:
authorTimothy Pearson <kb9vqf@pearsoncomputing.net>2012-01-26 23:32:43 -0600
committerTimothy Pearson <kb9vqf@pearsoncomputing.net>2012-01-26 23:32:43 -0600
commitea318d1431c89e647598c510c4245c6571aa5f46 (patch)
tree996d29b80c30d453dda86d1a23162d441628f169 /doc/html/tutorial1-08.html
parentaaf89d4b48f69c9293feb187db26362e550b5561 (diff)
downloadtqt3-ea318d1431c89e647598c510c4245c6571aa5f46.tar.gz
tqt3-ea318d1431c89e647598c510c4245c6571aa5f46.zip
Update to latest tqt3 automated conversion
Diffstat (limited to 'doc/html/tutorial1-08.html')
-rw-r--r--doc/html/tutorial1-08.html58
1 files changed, 29 insertions, 29 deletions
diff --git a/doc/html/tutorial1-08.html b/doc/html/tutorial1-08.html
index 25d8479a..fb88d4bd 100644
--- a/doc/html/tutorial1-08.html
+++ b/doc/html/tutorial1-08.html
@@ -63,38 +63,38 @@ Until now, it has been fixed at 0..99.
<p> <pre> void LCDRange::setRange( int minVal, int maxVal )
{
if ( minVal &lt; 0 || maxVal &gt; 99 || minVal &gt; maxVal ) {
- <a href="qapplication.html#qWarning">qWarning</a>( "LCDRange::setRange(%d,%d)\n"
+ <a href="ntqapplication.html#qWarning">qWarning</a>( "LCDRange::setRange(%d,%d)\n"
"\tRange must be 0..99\n"
"\tand minVal must not be greater than maxVal",
minVal, maxVal );
return;
}
- <a name="x2334"></a> slider-&gt;<a href="qrangecontrol.html#setRange">setRange</a>( minVal, maxVal );
+ <a name="x2334"></a> slider-&gt;<a href="ntqrangecontrol.html#setRange">setRange</a>( minVal, maxVal );
}
</pre>
<p> SetRange() sets the range of the slider in the LCDRange. Because we
-have set up the <a href="qlcdnumber.html">TQLCDNumber</a> to always display two digits, we want to
+have set up the <a href="ntqlcdnumber.html">TQLCDNumber</a> to always display two digits, we want to
limit the possible range of <tt>minVal</tt> and <tt>maxVal</tt> to 0..99 to avoid
overflow of the TQLCDNumber. (We could have allowed values down to -9
but chose not to.) If the arguments are illegal, we use TQt's
-<a href="qapplication.html#qWarning">qWarning</a>() function to issue a warning to the user and return
+<a href="ntqapplication.html#qWarning">qWarning</a>() function to issue a warning to the user and return
immediately. qWarning() is a printf-like function that by default
sends its output to <tt>stderr</tt>. If you want, you can install your own handler
-function using <a href="qapplication.html#qInstallMsgHandler">::qInstallMsgHandler</a>().
+function using <a href="ntqapplication.html#qInstallMsgHandler">::qInstallMsgHandler</a>().
<p> <h3> <a href="t8-cannon-h.html">t8/cannon.h</a>
</h3>
<a name="1-3"></a><p> CannonField is a new custom widget that knows how to display itself.
<p>
-<p> <pre> class CannonField : public <a href="qwidget.html">TQWidget</a>
+<p> <pre> class CannonField : public <a href="ntqwidget.html">TQWidget</a>
{
<a href="metaobjects.html#Q_OBJECT">Q_OBJECT</a>
public:
- CannonField( <a href="qwidget.html">TQWidget</a> *parent=0, const char *name=0 );
+ CannonField( <a href="ntqwidget.html">TQWidget</a> *parent=0, const char *name=0 );
</pre>
-<p> CannonField inherits <a href="qwidget.html">TQWidget</a>, and we use the same idiom as for LCDRange.
+<p> CannonField inherits <a href="ntqwidget.html">TQWidget</a>, and we use the same idiom as for LCDRange.
<p> <pre> int angle() const { return ang; }
- <a href="qsizepolicy.html">TQSizePolicy</a> sizePolicy() const;
+ <a href="ntqsizepolicy.html">TQSizePolicy</a> sizePolicy() const;
public slots:
void setAngle( int degrees );
@@ -114,13 +114,13 @@ to update itself (i.e., paint the widget's surface).
</h3>
<a name="1-4"></a><p>
-<p> <pre> CannonField::CannonField( <a href="qwidget.html">TQWidget</a> *parent, const char *name )
- : <a href="qwidget.html">TQWidget</a>( parent, name )
+<p> <pre> CannonField::CannonField( <a href="ntqwidget.html">TQWidget</a> *parent, const char *name )
+ : <a href="ntqwidget.html">TQWidget</a>( parent, name )
{
</pre>
<p> Again, we use the same idiom as for LCDRange in the previous chapter.
<p> <pre> ang = 45;
- <a href="qwidget.html#setPalette">setPalette</a>( TQPalette( TQColor( 250, 250, 200) ) );
+ <a href="ntqwidget.html#setPalette">setPalette</a>( TQPalette( TQColor( 250, 250, 200) ) );
}
</pre>
<p> The constructor initializes the angle value to 45 degrees and sets a
@@ -137,7 +137,7 @@ colors will actually be used.)
if ( ang == degrees )
return;
ang = degrees;
- <a href="qwidget.html#repaint">repaint</a>();
+ <a href="ntqwidget.html#repaint">repaint</a>();
emit angleChanged( ang );
}
</pre>
@@ -146,17 +146,17 @@ colors will actually be used.)
chosen not to issue a warning if the new angle is out of range.
<p> If the new angle equals the old one, we return immediately. It is
important to only emit the signal angleChanged() when the angle <em>really</em> has changed.
-<p> Then we set the new angle value and repaint our widget. The <a href="qwidget.html#repaint">TQWidget::repaint</a>() function clears the widget (usually filling it with
+<p> Then we set the new angle value and repaint our widget. The <a href="ntqwidget.html#repaint">TQWidget::repaint</a>() function clears the widget (usually filling it with
its background color) and sends a paint event to the widget. This
results in a call to the paint event function of the widget.
<p> Finally, we emit the angleChanged() signal to tell the outside world
that the angle has changed. The <tt>emit</tt> keyword is unique to TQt and
not regular C++ syntax. In fact, it is a macro.
-<p> <pre> <a name="x2336"></a>void CannonField::<a href="qwidget.html#paintEvent">paintEvent</a>( <a href="qpaintevent.html">TQPaintEvent</a> * )
+<p> <pre> <a name="x2336"></a>void CannonField::<a href="ntqwidget.html#paintEvent">paintEvent</a>( <a href="qpaintevent.html">TQPaintEvent</a> * )
{
- <a href="qstring.html">TQString</a> s = "Angle = " + TQString::number( ang );
- <a href="qpainter.html">TQPainter</a> p( this );
- <a name="x2335"></a> p.<a href="qpainter.html#drawText">drawText</a>( 200, 200, s );
+ <a href="ntqstring.html">TQString</a> s = "Angle = " + TQString::number( ang );
+ <a href="ntqpainter.html">TQPainter</a> p( this );
+ <a name="x2335"></a> p.<a href="ntqpainter.html#drawText">drawText</a>( 200, 200, s );
}
</pre>
<p> This is our first attempt to write a paint event handler. The event
@@ -164,8 +164,8 @@ argument contains a description of the paint event. <a href="qpaintevent.html">T
contains the region in the widget that must be updated. For the time
being, we will be lazy and just paint everything.
<p> Our code displays the angle value in the widget at a fixed position.
-First we create a <a href="qstring.html">TQString</a> with some text and the angle; then we create
-a <a href="qpainter.html">TQPainter</a> operating on this widget and use it to paint the string.
+First we create a <a href="ntqstring.html">TQString</a> with some text and the angle; then we create
+a <a href="ntqpainter.html">TQPainter</a> operating on this widget and use it to paint the string.
We'll come back to TQPainter later; it can do a great many things.
<p> <h3> <a href="t8-main-cpp.html">t8/main.cpp</a>
</h3>
@@ -174,10 +174,10 @@ We'll come back to TQPainter later; it can do a great many things.
<p> <pre> #include "cannon.h"
</pre>
<p> We include our new class.
-<p> <pre> class MyWidget: public <a href="qwidget.html">TQWidget</a>
+<p> <pre> class MyWidget: public <a href="ntqwidget.html">TQWidget</a>
{
public:
- MyWidget( <a href="qwidget.html">TQWidget</a> *parent=0, const char *name=0 );
+ MyWidget( <a href="ntqwidget.html">TQWidget</a> *parent=0, const char *name=0 );
};
</pre>
<p> This time we include a single LCDRange and a CannonField in our top-level
@@ -192,9 +192,9 @@ widget.
= new CannonField( this, "cannonField" );
</pre>
<p> We create our CannonField.
-<p> <pre> <a href="qobject.html#connect">connect</a>( angle, SIGNAL(valueChanged(int)),
+<p> <pre> <a href="ntqobject.html#connect">connect</a>( angle, SIGNAL(valueChanged(int)),
cannonField, SLOT(setAngle(int)) );
- <a href="qobject.html#connect">connect</a>( cannonField, SIGNAL(angleChanged(int)),
+ <a href="ntqobject.html#connect">connect</a>( cannonField, SIGNAL(angleChanged(int)),
angle, SLOT(setValue(int)) );
</pre>
<p> Here we connect the valueChanged() signal of the LCDRange to the
@@ -213,7 +213,7 @@ loop upon the first change of one of the values.
<p> <pre> <a href="qgridlayout.html">TQGridLayout</a> *grid = new <a href="qgridlayout.html">TQGridLayout</a>( this, 2, 2, 10 );
//2x2, 10 pixel border
</pre>
-<p> So far we have used the no-assembly-required <a href="qvbox.html">TQVBox</a> and <a href="qgrid.html">TQGrid</a> widgets
+<p> So far we have used the no-assembly-required <a href="ntqvbox.html">TQVBox</a> and <a href="ntqgrid.html">TQGrid</a> widgets
for geometry management. Now, however, we want to have a little more
control over the layout, and we switch to the more powerful <a href="qgridlayout.html">TQGridLayout</a>
class. TQGridLayout isn't a widget; it is a different class that can
@@ -244,7 +244,7 @@ resized.
</pre>
<p> We set an initial angle value. Note that this will trigger the
connection from LCDRange to CannonField.
-<p> <pre> <a name="x2339"></a> angle-&gt;<a href="qwidget.html#setFocus">setFocus</a>();
+<p> <pre> <a name="x2339"></a> angle-&gt;<a href="ntqwidget.html#setFocus">setFocus</a>();
</pre>
<p> Our last action is to set <tt>angle</tt> to have <a href="focus.html#keyboard-focus">keyboard focus</a> so that
keyboard input will go to the LCDRange widget by default.
@@ -252,11 +252,11 @@ keyboard input will go to the LCDRange widget by default.
to be terribly useful. However, its constructor just got a new line:
<p>
-<pre> <a href="qwidget.html#setFocusProxy">setFocusProxy</a>( slider );
+<pre> <a href="ntqwidget.html#setFocusProxy">setFocusProxy</a>( slider );
</pre>
<p> The LCDRange sets the slider to be its focus proxy. That means that
when someone (the program or the user) wants to give the LCDRange
-keyboard focus, the slider should take care of it. <a href="qslider.html">TQSlider</a> has a decent
+keyboard focus, the slider should take care of it. <a href="ntqslider.html">TQSlider</a> has a decent
keyboard interface, so with just one line of code we've given LCDRange
one.
<p> <h2> Behavior
@@ -278,7 +278,7 @@ and size? Why?
<p> If you give the left-hand column a non-zero stretch factor, what
happens when you resize the window?
<p> Leave out the setFocus() call. Which behavior do you prefer?
-<p> Try to change "Quit" to "&Quit" in the <a href="qbutton.html#setText">TQButton::setText</a>() call. How
+<p> Try to change "Quit" to "&Quit" in the <a href="ntqbutton.html#setText">TQButton::setText</a>() call. How
does the button's look change? What happens if you press Alt+Q while
the program's running? (It is Meta+Q on a few keyboards.)
<p> Center the text in the CannonField.