68 lines
1.9 KiB
C++
68 lines
1.9 KiB
C++
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/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
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*
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* Copyright (C) 2019 Tianjin KYLIN Information Technology Co., Ltd.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program 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
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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*/
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#include "hoverwidget.h"
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#include <QPainter>
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#include <QStyleOption>
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#include <QDebug>
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ResHoverWidget::ResHoverWidget(QString mname, QWidget *parent) :
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QWidget(parent),
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_name(mname)
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{
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setAttribute(Qt::WA_DeleteOnClose);
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}
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ResHoverWidget::~ResHoverWidget()
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{
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}
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void ResHoverWidget::enterEvent(QEvent *event){
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emit enterWidget(_name);
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QWidget::enterEvent(event);
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}
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void ResHoverWidget::leaveEvent(QEvent *event){
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emit leaveWidget(_name);
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QWidget::leaveEvent(event);
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}
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void ResHoverWidget::mousePressEvent(QMouseEvent *event){
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if (event->button() == Qt::LeftButton){
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emit widgetClicked(_name);
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}
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QWidget::mousePressEvent(event);
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}
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//子类化一个QWidget，为了能够使用样式表，则需要提供paintEvent事件。
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//这是因为QWidget的paintEvent()是空的，而样式表要通过paint被绘制到窗口中。
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void ResHoverWidget::paintEvent(QPaintEvent *event){
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Q_UNUSED(event)
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QStyleOption opt;
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opt.init(this);
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QPainter p(this);
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style()->drawPrimitive(QStyle::PE_Widget, &opt, &p, this);
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}
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