kfile/kurltogglebutton.cpp

   1 /*****************************************************************************
   2  * Copyright (C) 2006 by Peter Penz <peter.penz@gmx.at>                      *
   3  *                                                                           *
   4  * This library is free software; you can redistribute it and/or             *
   5  * modify it under the terms of the GNU Library General Public               *
   6  * License version 2 as published by the Free Software Foundation.           *
   7  *                                                                           *
   8  * This library is distributed in the hope that it will be useful,           *
   9  * but WITHOUT ANY WARRANTY; without even the implied warranty of            *
  10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU         *
  11  * Library General Public License for more details.                          *
  12  *                                                                           *
  13  * You should have received a copy of the GNU Library General Public License *
  14  * along with this library; see the file COPYING.LIB.  If not, write to      *
  15  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,      *
  16  * Boston, MA 02110-1301, USA.                                               *
  17  *****************************************************************************/
  18
  19
  20 #include "kurltogglebutton_p.h"
  21 #include "kurlnavigator.h"
  22
  23 #include <kcolorscheme.h>
  24 #include <kicon.h>
  25 #include <klocale.h>
  26
  27 #include <QtGui/QPainter>
  28 #include <QtGui/QKeyEvent>
  29 #include <QtGui/QApplication>
  30
  31 KUrlToggleButton::KUrlToggleButton(KUrlNavigator* parent) :
  32     KUrlButton(parent)
  33 {
  34     setCheckable(true);
  35     connect(this, SIGNAL(toggled(bool)),
  36             this, SLOT(updateToolTip()));
  37     m_pixmap = KIcon("edit-undo").pixmap(16, 16);
  38     updateToolTip();
  39 }
  40
  41 KUrlToggleButton::~KUrlToggleButton()
  42 {
  43 }
  44
  45 QSize KUrlToggleButton::sizeHint() const
  46 {
  47     QSize size = KUrlButton::sizeHint();
  48     size.setWidth(m_pixmap.width() + 4);
  49     return size;
  50 }
  51
  52 void KUrlToggleButton::paintEvent(QPaintEvent* event)
  53 {
  54     QPainter painter(this);
  55     painter.setClipRect(event->rect());
  56
  57     const int buttonWidth = width();
  58     const int buttonHeight = height();
  59     if (isChecked()) {
  60         const int x = (buttonWidth - m_pixmap.width()) / 2;
  61         const int y = (buttonHeight - m_pixmap.height()) / 2;
  62         painter.drawPixmap(QRect(x, y, m_pixmap.width(), m_pixmap.height()), m_pixmap);
  63     } else if (isDisplayHintEnabled(EnteredHint)) {
  64         QColor fgColor = palette().color(foregroundRole());
  65
  66         painter.setPen(Qt::NoPen);
  67         painter.setBrush(fgColor);
  68         painter.drawRect((layoutDirection() == Qt::LeftToRight) ? 0
  69                                                                 : width() - 2, 2, 2, buttonHeight - 6);
  70     }
  71 }
  72
  73 void KUrlToggleButton::updateToolTip()
  74 {
  75     if (isChecked()) {
  76         setToolTip(i18n("Click for Location Navigation"));
  77     } else {
  78         setToolTip(i18n("Click to Edit Location"));
  79     }
  80 }
  81
  82 #include "kurltogglebutton_p.moc"