kde-playground/kdepim/kalarm/lib/pushbutton.cpp
2015-04-14 21:49:29 +00:00

131 lines
3.3 KiB
C++

/*
* pushbutton.cpp - push button with read-only option
* Program: kalarm
* Copyright © 2002,2005,2009 by David Jarvie <djarvie@kde.org>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* 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.
*/
#include "pushbutton.h"
#include <QMouseEvent>
#include <QKeyEvent>
PushButton::PushButton(QWidget* parent)
: KPushButton(parent),
mFocusPolicy(focusPolicy()),
mReadOnly(false),
mNoHighlight(false)
{ }
PushButton::PushButton(const KGuiItem& text, QWidget* parent)
: KPushButton(text, parent),
mFocusPolicy(focusPolicy()),
mReadOnly(false),
mNoHighlight(false)
{ }
PushButton::PushButton(const QString& text, QWidget* parent)
: KPushButton(text, parent),
mFocusPolicy(focusPolicy()),
mReadOnly(false),
mNoHighlight(false)
{ }
PushButton::PushButton(const KIcon& icon, const QString& text, QWidget* parent)
: KPushButton(icon, text, parent),
mFocusPolicy(focusPolicy()),
mReadOnly(false),
mNoHighlight(false)
{ }
void PushButton::setReadOnly(bool ro, bool noHighlight)
{
mNoHighlight = noHighlight;
if ((int)ro != (int)mReadOnly)
{
mReadOnly = ro;
setFocusPolicy(ro ? Qt::NoFocus : mFocusPolicy);
if (ro)
clearFocus();
}
}
void PushButton::mousePressEvent(QMouseEvent* e)
{
if (mReadOnly)
{
// Swallow up the event if it's the left button
if (e->button() == Qt::LeftButton)
return;
}
KPushButton::mousePressEvent(e);
}
void PushButton::mouseReleaseEvent(QMouseEvent* e)
{
if (mReadOnly)
{
// Swallow up the event if it's the left button
if (e->button() == Qt::LeftButton)
return;
}
KPushButton::mouseReleaseEvent(e);
}
void PushButton::mouseMoveEvent(QMouseEvent* e)
{
if (!mReadOnly)
KPushButton::mouseMoveEvent(e);
}
void PushButton::keyPressEvent(QKeyEvent* e)
{
if (mReadOnly)
{
switch (e->key())
{
case Qt::Key_Up:
case Qt::Key_Left:
case Qt::Key_Right:
case Qt::Key_Down:
// Process keys which shift the focus
break;
default:
return;
}
}
KPushButton::keyPressEvent(e);
}
void PushButton::keyReleaseEvent(QKeyEvent* e)
{
if (!mReadOnly)
KPushButton::keyReleaseEvent(e);
}
bool PushButton::event(QEvent* e)
{
if (mReadOnly && mNoHighlight)
{
// Don't highlight the button on mouse hover
if (e->type() == QEvent::HoverEnter)
return true;
}
return KPushButton::event(e);
}
#include "moc_pushbutton.cpp"
// vim: et sw=4: