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/*
* Copyright (C) 2019 ~ 2020 UnionTech Software Technology Co.,Ltd
*
* Author: zyc <zyc@uniontech.com>
* Maintainer: zyc <zyc@uniontech.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, either version 3 of the License, or
* 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, see <http://www.gnu.org/licenses/>.
*/
#include "logcombox.h"
#include <QStylePainter>
#include <QDebug>
#include <QKeyEvent>
#include <DStyle>
#include <DApplication>
LogCombox::LogCombox(QWidget *parent):
DComboBox(parent)
{
setFocusPolicy(Qt::TabFocus);
}
void LogCombox::setFocusReason(Qt::FocusReason iReson)
{
m_reson = iReson;
}
Qt::FocusReason LogCombox::getFocusReason()
{
return m_reson;
}
/**
* @brief LogCombox::paintEvent
* 绘制焦点边框,屏蔽默认绘制事件,只在tabfoucus时绘制边框
* @param e
*/
void LogCombox::paintEvent(QPaintEvent *e)
{
DComboBox::paintEvent(e);
// if (hasFocus() && (m_reson == Qt::TabFocusReason || m_reson == Qt::BacktabFocusReason)) {
// DStylePainter painter(this);
//// painter.setPen(palette().color(QPalette::Text));
// DStyle *style = dynamic_cast<DStyle *>(DApplication::style());
//// style->drawControl()
//// // draw the combobox frame, focusrect and selected etc.
// QStyleOptionComboBox opt;
// initStyleOption(&opt);
// const QStyleOptionComboBox *opt1 = &opt;
//// painter.draw(QStyle::SE_ComboBoxFocusRect, opt);
//// // draw the icon and text
//// painter.drawControl(QStyle::CE_ComboBoxLabel, opt);
// DStyleHelper dstyle(style);
// int border_width = dstyle.pixelMetric(DStyle::PM_FocusBorderWidth, opt1, this);
//// int border_space = style->pixelMetric(DStyle::PM_FocusFrameVMargin, opt1, this);
//// int frame_radius = dstyle.pixelMetric(DStyle::PM_FrameRadius, opt1, this);
// QColor color = dstyle.getColor(opt1, QPalette::Highlight);
// // QRect borderRect = style->subElementRect(DStyle::SE_ComboBoxFocusRect, opt1, this);
// painter.setPen(QPen(color, border_width, Qt::SolidLine));
// painter.setBrush(Qt::NoBrush);
// painter.setRenderHint(QPainter::Antialiasing);
// //.adjusted(1, 1, -1, -1)
// //painter.drawRoundedRect(borderRect, frame_radius, frame_radius);
// qDebug() << "tabcombox-------";
// style->drawPrimitive(DStyle::PE_FrameFocusRect, opt1, & painter, this);
// }
}
/**
* @brief LogCombox::keyPressEvent
* 增加回车触发按钮功能,捕获回车键盘事件发送空格键盘事件
* @param event
*/
void LogCombox::keyPressEvent(QKeyEvent *event)
{
if ((event->key() == Qt::Key_Enter || event->key() == Qt::Key_Return)) {
showPopup();
}
DComboBox::keyPressEvent(event);
}
/**
* @brief LogCombox::focusInEvent
* 捕获最近一次获得焦点的reason以区分是否为tabfoucs,以供绘制焦点效果时判断
* @param event
*/
void LogCombox::focusInEvent(QFocusEvent *event)
{
if (event->reason() != Qt::PopupFocusReason) {
qDebug() << __FUNCTION__ << event->reason();
m_reson = event->reason();
}
DComboBox::focusInEvent(event);
}
void LogCombox::focusOutEvent(QFocusEvent *event)
{
DComboBox::focusOutEvent(event);
}
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