Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.

BUG:215923


git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdegraphics@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

1 files changed, 116 insertions, 0 deletions

diff --git a/kview/modules/scale/kfloatspinbox.cpp b/kview/modules/scale/kfloatspinbox.cpp
new file mode 100644
index 00000000..e5ce8465
--- /dev/null
+++ b/kview/modules/scale/kfloatspinbox.cpp
@@ -0,0 +1,116 @@
+/*  This file is part of the KDE project
+    Copyright (C) 2002 Matthias Kretz <[email protected]>
+
+    This program is free software; you can redistribute it and/or modify
+    it under the terms of the GNU General Public License version 2
+    as published by the Free Software Foundation.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program; if not, write to the Free Software
+    Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+
+*/
+
+// $Id$
+
+#include "kfloatspinbox.h"
+
+#if defined(QT_ACCESSIBILITY_SUPPORT)
+#include <qaccessible.h>
+#endif
+
+#include <knumvalidator.h>
+#include <klocale.h>
+#include <kglobal.h>
+#include <kdebug.h>
+
+int pow( int a, int b )
+{
+	int ret = 1;
+	for( int i = 0; i < b; ++i )
+		ret *= a;
+	return ret;
+}
+
+KFloatSpinBox::KFloatSpinBox( float minValue, float maxValue, float step, unsigned int precision, QWidget * parent, const char * name )
+	: QSpinBox( parent, name )
+	, m_doselection( true )
+{
+	setRange( minValue, maxValue, step, precision );
+	connect( this, SIGNAL( valueChanged( int ) ), this, SLOT( slotValueChanged( int ) ) );
+}
+
+KFloatSpinBox::~KFloatSpinBox()
+{
+}
+
+void KFloatSpinBox::setRange( float minValue, float maxValue, float step, unsigned int precision )
+{
+	m_factor = pow( 10, precision );
+	m_min = (int)( minValue * m_factor );
+	m_max = (int)( maxValue * m_factor );
+	m_step = (int)( step * m_factor );
+	QSpinBox::setRange( m_min, m_max );
+	setSteps( m_step, m_step * 10 );
+	if( precision == 0 )
+		setValidator( new KIntValidator( m_min, m_max, this, 10, "KFloatValidator::KIntValidator" ) );
+	else
+		setValidator( new KFloatValidator( minValue, maxValue, true, this, "KFloatSpinBox::KFloatValidator" ) );
+}
+
+float KFloatSpinBox::value() const
+{
+	float ret = (float)QSpinBox::value() / m_factor;
+	kdDebug( 4630 ) << ret << endl;
+	return ret;
+}
+
+void KFloatSpinBox::setValue( float value )
+{
+	QSpinBox::setValue( (int)( value * m_factor ) );
+}
+
+void KFloatSpinBox::setValueBlocking( float value )
+{
+	m_doselection = false;
+	blockSignals( true );
+	KFloatSpinBox::setValue( value );
+	blockSignals( false );
+	m_doselection = true;
+}
+
+QString KFloatSpinBox::mapValueToText( int value )
+{
+	return KGlobal::locale()->formatNumber( (float)value / (float)m_factor, 4 );
+}
+
+int KFloatSpinBox::mapTextToValue( bool * ok )
+{
+	return (int)( m_factor * KGlobal::locale()->readNumber( text(), ok ) );
+}
+
+void KFloatSpinBox::valueChange()
+{
+	if( m_doselection )
+		QSpinBox::valueChange();
+	else
+	{
+		updateDisplay();
+		emit valueChanged( value() );
+#if defined(QT_ACCESSIBILITY_SUPPORT)
+		QAccessible::updateAccessibility( this, 0, QAccessible::ValueChanged );
+#endif
+	}
+}
+
+void KFloatSpinBox::slotValueChanged( int )
+{
+	emit valueChanged( value() );
+}
+
+#include "kfloatspinbox.moc"