quarkai/component/systembutton.cpp

79 lines
1.9 KiB
C++

/*
* Copyright (C) 2013 ~ 2015 National University of Defense Technology(NUDT) & Kylin Ltd.
*
* Authors:
* Kobe Lee xiangli@ubuntukylin.com/kobe24_lixiang@126.com
*
* 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; version 3.
*
* 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, see <http://www.gnu.org/licenses/>.
*/
#include "systembutton.h"
#include <QDebug>
SystemButton::SystemButton(QWidget *parent) :
QPushButton(parent)
{
status = NORMAL;
m_mousePressed = false;
}
void SystemButton::loadPixmap(QString pic_name)
{
pixmap = QPixmap(pic_name);
btn_width = pixmap.width()/3;
btn_height = pixmap.height();
this->setFixedSize(btn_width, btn_height);
}
void SystemButton::enterEvent(QEvent *)
{
status = ENTER;
update();
}
void SystemButton::mousePressEvent(QMouseEvent *event)
{
if(event->button() == Qt::LeftButton)
{
m_mousePressed = true;
status = PRESS;
update();
}
}
void SystemButton::mouseReleaseEvent(QMouseEvent *event)
{
if(m_mousePressed && this->rect().contains(event->pos()))
{
m_mousePressed = false;
status = ENTER;
update();
emit clicked();
}
}
void SystemButton::leaveEvent(QEvent *)
{
status = NORMAL;
update();
}
void SystemButton::paintEvent(QPaintEvent *)
{
QPainter painter;
painter.begin(this);
painter.drawPixmap(this->rect(), pixmap.copy(btn_width * status, 0, btn_width, btn_height));
painter.end();
}