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113 lines
3.1 KiB
113 lines
3.1 KiB
/* This file is part of the KDE libraries
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Copyright (C) 1999 Steffen Hansen (hansen@kde.org)
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public
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License as published by the Free Software Foundation; either
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version 2 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public License
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along with this library; see the file COPYING.LIB. If not, write to
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the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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Boston, MA 02110-1301, USA.
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*/
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#include <tqpainter.h>
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#include "kcolordrag.h"
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static const char * const color_mime_string = "application/x-color";
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static const char * const text_mime_string = "text/plain";
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KColorDrag::KColorDrag( const TQColor &color, TQWidget *dragsource,
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const char *name)
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: TQStoredDrag( color_mime_string, dragsource, name)
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{
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setColor( color);
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}
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KColorDrag::KColorDrag( TQWidget *dragsource, const char *name)
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: TQStoredDrag( color_mime_string, dragsource, name)
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{
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setColor( white );
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}
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void
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KColorDrag::setColor( const TQColor &color)
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{
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TQColorDrag tmp(color, 0, 0);
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setEncodedData(tmp.tqencodedData(color_mime_string));
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TQPixmap colorpix( 25, 20);
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colorpix.fill( color);
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TQPainter p( &colorpix );
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p.setPen( black );
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p.drawRect(0,0,25,20);
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p.end();
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setPixmap(colorpix, TQPoint(-5,-7));
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}
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const char *KColorDrag::format(int i) const
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{
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if (i==1)
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return text_mime_string;
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else
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return TQStoredDrag::format(i);
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}
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TQByteArray KColorDrag::tqencodedData ( const char * m ) const
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{
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if (!qstrcmp(m, text_mime_string) )
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{
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TQColor color;
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TQColorDrag::decode(const_cast<KColorDrag *>(this), color);
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TQCString result = TQString(color.name()).latin1();
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((TQByteArray&)result).resize(result.length());
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return result;
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}
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return TQStoredDrag::tqencodedData(m);
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}
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bool
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KColorDrag::canDecode( TQMimeSource *e)
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{
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if (e->provides(color_mime_string))
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return true;
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if (e->provides(text_mime_string))
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{
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TQColor dummy;
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return decode(e, dummy);
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}
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return false;
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}
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bool
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KColorDrag::decode( TQMimeSource *e, TQColor &color)
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{
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if (TQColorDrag::decode(e, color))
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return true;
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TQByteArray data = e->tqencodedData( text_mime_string);
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TQString colorName = TQString::tqfromLatin1(data.data(), data.size());
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if ((colorName.length() < 4) || (colorName[0] != '#'))
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return false;
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color.setNamedColor(colorName);
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return color.isValid();
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}
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KColorDrag*
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KColorDrag::makeDrag( const TQColor &color,TQWidget *dragsource)
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{
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return new KColorDrag( color, dragsource);
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}
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void KColorDrag::virtual_hook( int, void* )
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{ /*BASE::virtual_hook( id, data );*/ }
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#include "kcolordrag.moc"
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