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2010-05-25T14:21:06Z

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2010-05-25T10:24:50Z

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==Color dialog demo==

<source lang="cpp">
Chapter03\colorandfont\main.cpp
/*
* Copyright (c) 2006-2007, Johan Thelin
*
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* * Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* * Neither the name of APress nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*/
#include <QApplication>
#include <QFontDialog>
#include <QColorDialog>
class Tester : public QWidget
{
public:
void doColor()
{
QColor color = QColorDialog::getColor(Qt::yellow, this );
if( color.isValid() )
{
qDebug( "ok" );
}
}

void doFont()
{
bool ok;
QFont font = QFontDialog::getFont(
&ok,
QFont( "Arial", 18 ),
this,
tr("Pick a font") );
if( ok )
{
qDebug( "ok" );
}
}
};
int main( int argc, char **argv )
{
QApplication app( argc, argv );

Tester t;
t.doColor();
t.doFont();

return 0;
}

</source>

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C++/Qt/Color Dialog - История изменений

в 14:21, 25 мая 2010

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