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74 lines
2.1 KiB
74 lines
2.1 KiB
15 years ago
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/*
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* Copyright (c) 2002-2003 Jesper K. Pedersen <blackie@kde.org>
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*
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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 version 2 as published by the Free Software Foundation.
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*
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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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*
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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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#ifndef QT_ONLY
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#include "selectablelineedit.moc"
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#endif
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#include "selectablelineedit.h"
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SelectableLineEdit::SelectableLineEdit( RegExpWidget* owner, QWidget* parent, const char* name)
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: QLineEdit( parent, name ), _owner(owner)
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{
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connect( this, SIGNAL( textChanged( const QString & ) ), this,
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SLOT( slotKeyPressed() ) );
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setAcceptDrops( false );
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}
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void SelectableLineEdit::setSelected( bool selected )
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{
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if ( selected ) {
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QPalette pal = palette().copy();
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pal.setBrush( QColorGroup::Base, gray );
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setPalette( pal );
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}
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else {
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unsetPalette();
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}
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repaint();
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}
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QSize SelectableLineEdit::sizeHint() const
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{
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int frameWidth = frame() ? 8 : 4; // from QLineEdit source
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QFontMetrics metrics = fontMetrics();
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int actualSize = metrics.width( text() );
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int charWidth = metrics.maxWidth();
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int height = QLineEdit::sizeHint().height();
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int width;
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if ( hasFocus() )
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width = actualSize+6*charWidth + frameWidth;
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else
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width = QMAX(actualSize, charWidth) + frameWidth;
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return QSize( width , height );
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}
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void SelectableLineEdit::slotKeyPressed()
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{
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int frameWidth = frame() ? 8 : 4; // from QLineEdit source
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QFontMetrics metrics = fontMetrics();
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int actualSize = metrics.width( text() );
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if ( actualSize > size().width()-frameWidth ) {
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repaint();
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emit parentPleaseUpdate();
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}
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}
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