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/*
* Copyright (C) 2023, KylinSoft Co., Ltd.
*
* 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, 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, see <http://www.gnu.org/licenses/>.
*
**/
#include "tristatelabel.h"
static inline qreal mixQreal(qreal a, qreal b, qreal bias)
{
return a + (b - a) * bias;
}
QColor mixColor(const QColor &c1, const QColor &c2, qreal bias)
{
if (bias <= 0.0) {
return c1;
}
if (bias >= 1.0) {
return c2;
}
if (qIsNaN(bias)) {
return c1;
}
qreal r = mixQreal(c1.redF(), c2.redF(), bias);
qreal g = mixQreal(c1.greenF(), c2.greenF(), bias);
qreal b = mixQreal(c1.blueF(), c2.blueF(), bias);
qreal a = mixQreal(c1.alphaF(), c2.alphaF(), bias);
return QColor::fromRgbF(r, g, b, a);
}
TristateLabel::TristateLabel(const QString &text, QWidget *parent)
{
setText(abridge(text));
adjustSize();
QPalette pal;
QBrush brush = pal.placeholderText();
QColor textColor = brush.color();
QString stringColor = QString("color: rgba(%1,%2,%3,%4)")
.arg(textColor.red())
.arg(textColor.green())
.arg(textColor.blue())
.arg(textColor.alphaF());
this->setStyleSheet(stringColor);
const QByteArray idd(THEME_QT_SCHEMA);
QGSettings *qtSettings = new QGSettings(idd, QByteArray(), this);
connect(qtSettings, &QGSettings::changed, this, [=](const QString &key) {
if ("styleName" == key) {
QPalette pal;
QBrush brush = pal.placeholderText();
QColor textColor = brush.color();
QString stringColor = QString("color: rgba(%1,%2,%3,%4)")
.arg(textColor.red())
.arg(textColor.green())
.arg(textColor.blue())
.arg(textColor.alphaF());
this->setStyleSheet(stringColor);
}
});
}
TristateLabel::~TristateLabel()
{
}
QString TristateLabel::abridge(QString text)
{
/* 设计要求，部分首页显示插件名和导航显示名不一致*/
if (text == "时间和日期") {
text = "时间日期";
} else if (text == "区域语言") {
text = "语言";
}
return text;
}
void TristateLabel::mousePressEvent(QMouseEvent *event)
{
if (event->button() == Qt::LeftButton) {
QPalette pal;
QBrush brush = pal.placeholderText();
QColor textColor = brush.color();
QPushButton *button = new QPushButton;
QColor highlight = button->palette().color(QPalette::Active, QPalette::Highlight);
QColor mix = button->palette().color(QPalette::Active, QPalette::BrightText);
textColor = mixColor(highlight, mix, 0.2);
QString stringColor = QString("color: rgba(%1,%2,%3,%4)")
.arg(textColor.red())
.arg(textColor.green())
.arg(textColor.blue())
.arg(textColor.alphaF());
this->setStyleSheet(stringColor);
mClicked = true;
}
}
void TristateLabel::mouseReleaseEvent(QMouseEvent *event)
{
if (event->button() == Qt::LeftButton) {
mClicked = false;
QPalette pal;
QBrush brush = pal.placeholderText();
QColor textColor = brush.color();
QString stringColor = QString("color: rgba(%1,%2,%3,%4)")
.arg(textColor.red())
.arg(textColor.green())
.arg(textColor.blue())
.arg(textColor.alphaF());
this->setStyleSheet(stringColor);
emit clicked();
}
}
void TristateLabel::enterEvent(QEvent *e)
{
Q_UNUSED(e)
QPalette pal;
QBrush brush = pal.placeholderText();
QColor textColor = brush.color();
QPushButton *button = new QPushButton;
QColor highlight = button->palette().color(QPalette::Active, QPalette::Highlight);
QColor mix = button->palette().color(QPalette::Active, QPalette::BrightText);
textColor = mixColor(highlight, mix, 0.05);
QString stringColor = QString("color: rgba(%1,%2,%3,%4)")
.arg(textColor.red())
.arg(textColor.green())
.arg(textColor.blue())
.arg(textColor.alphaF());
this->setStyleSheet(stringColor);
mMoved = true;
}
void TristateLabel::leaveEvent(QEvent *e)
{
Q_UNUSED(e)
mMoved = false;
QPalette pal;
QBrush brush = pal.placeholderText();
QColor textColor = brush.color();
QString stringColor = QString("color: rgba(%1,%2,%3,%4)")
.arg(textColor.red())
.arg(textColor.green())
.arg(textColor.blue())
.arg(textColor.alphaF());
this->setStyleSheet(stringColor);
}
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