opencv_mv/QPlugins/GeometryTools/FitLine/mytitlebar.cpp

#include "mytitlebar.h"
#include <QHBoxLayout>
#include <QPainter>
#include <QFile>
#include <QMouseEvent>
#include <QDebug>

#define BUTTON_HEIGHT 30	//<2F><>ť<EFBFBD>߶<EFBFBD>
#define BUTTON_WIDTH 30		//<2F><>ť<EFBFBD><C5A5><EFBFBD><EFBFBD>
#define TITLE_HEIGHT 35		//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>߶<EFBFBD>

MyTitleBar::MyTitleBar(QWidget *parent)
	: QWidget(parent)
	, m_colorR(120)
	, m_colorG(120)
	, m_colorB(120)
	, m_isPressed(false)
	, m_buttonType(MIN_MAX_BUTTON)
{
	//<2F><>ʼ<EFBFBD><CABC>
	initControl();
	initConnections();
	loadStyleSheet("MyTitle");
}

MyTitleBar::~MyTitleBar()
{

}

//<2F><>ʼ<EFBFBD><CABC><EFBFBD>ؼ<EFBFBD>
void MyTitleBar::initControl()
{
	//<2F><>ť<EFBFBD><C5A5>ʽ
	QString btnStyle(
		"QWidget{"
		"border: none;background-color: rgba(0, 0, 0, 0);"
		"}"
		"QToolTip{"
		"border: none;background-color: rgb(235, 235, 255);color: rgb(45, 45, 45);font-size:15px;"
		"}"
		"QPushButton:hover{"
		"background-color: rgba(255, 0, 0, 30);"
		"}"
		"QPushButton:pressed{"
		"background-color: rgba(255, 0, 0, 30);"
		"}"
	);
	m_pIcon = new QLabel(this);
	m_pIcon->setObjectName("IconContent");
	m_pTitleContent = new QLabel(this);
	m_pButtonMin = new QPushButton(this);
	m_pButtonRestore = new QPushButton(this);
	m_pButtonMax = new QPushButton(this);
	m_pButtonClose = new QPushButton(this);
	m_pButtonMin->setFixedSize(QSize(BUTTON_WIDTH, BUTTON_HEIGHT));
	m_pButtonRestore->setFixedSize(QSize(BUTTON_WIDTH, BUTTON_HEIGHT));
	m_pButtonMax->setFixedSize(QSize(BUTTON_WIDTH, BUTTON_HEIGHT));
	m_pButtonClose->setFixedSize(QSize(BUTTON_WIDTH, BUTTON_HEIGHT));
	m_pTitleContent->setObjectName("TitleContent");
	m_pButtonMin->setObjectName("ButtonMin");
	m_pButtonRestore->setObjectName("ButtonRestore");
	m_pButtonMax->setObjectName("ButtonMax");
	m_pButtonClose->setObjectName("ButtonClose");
	m_pButtonClose->setIconSize(QSize(30, 30));
	m_pButtonClose->setIcon(QIcon(":/resource/close.png"));
	m_pButtonClose->setToolTip("<EFBFBD>ر<EFBFBD>");
	m_pButtonClose->setStyleSheet(btnStyle);
	QHBoxLayout* mylayout = new QHBoxLayout(this);
	mylayout->addWidget(m_pIcon);
	mylayout->addWidget(m_pTitleContent);
	mylayout->addWidget(m_pButtonMin);
	mylayout->addWidget(m_pButtonRestore);
	mylayout->addWidget(m_pButtonMax);
	mylayout->addWidget(m_pButtonClose);
	mylayout->setContentsMargins(5, 0, 0, 0);
	mylayout->setSpacing(3);
	m_pTitleContent->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Fixed);
	this->setFixedHeight(TITLE_HEIGHT);
	this->setWindowFlags(Qt::FramelessWindowHint);
}

//<2F>źŲ۵İ<DBB5><C4B0><EFBFBD>
void MyTitleBar::initConnections()
{
	connect(m_pButtonMin, SIGNAL(clicked()), this, SLOT(onButtonMinClicked()));
	connect(m_pButtonRestore, SIGNAL(clicked()), this, SLOT(onButtonRestoreClicked()));
	connect(m_pButtonMax, SIGNAL(clicked()), this, SLOT(onButtonMaxClicked()));
	connect(m_pButtonClose, SIGNAL(clicked()), this, SLOT(onButtonCloseClicked()));
}

//<2F><><EFBFBD>ñ<EFBFBD><C3B1><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ɫ,<2C><>paintEvent<6E>¼<EFBFBD><C2BC>н<EFBFBD><D0BD>л<EFBFBD><D0BB>Ʊ<EFBFBD><C6B1><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ɫ
//<2F>ڹ<EFBFBD><DAB9>캯<EFBFBD><ECBAAF><EFBFBD>и<EFBFBD><D0B8><EFBFBD>Ĭ<EFBFBD><C4AC>ֵ<EFBFBD><D6B5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ⲿ<EFBFBD><E2B2BF><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ɫֵ<C9AB>ı<EFBFBD><C4B1><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ɫ
void MyTitleBar::setBackgroundColor(int r, int g, int b)
{
	m_colorR = r;
	m_colorG = g;
	m_colorB = b;
	//<2F><><EFBFBD>»<EFBFBD><C2BB><EFBFBD>(<28><><EFBFBD><EFBFBD>paintEvent<6E>¼<EFBFBD>)
	update();
}

//<2F><><EFBFBD>ñ<EFBFBD><C3B1><EFBFBD><EFBFBD><EFBFBD>ͼ<EFBFBD><CDBC>
void MyTitleBar::setTitleIcon(QString filePath)
{
	QPixmap titleIcon(filePath);
	m_pIcon->setPixmap(titleIcon.scaled(32, 32));
}

//<2F><><EFBFBD>ñ<EFBFBD><C3B1><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
void MyTitleBar::setTitleContent(QString titleContent)
{
	m_pTitleContent->setText(titleContent);
	m_titleContent = titleContent;
}

//<2F><><EFBFBD>ñ<EFBFBD><C3B1><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
void MyTitleBar::setTitleWidth(int width)
{
	this->setFixedWidth(width);
}

//<2F><><EFBFBD>ñ<EFBFBD><C3B1><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ϰ<EFBFBD>ť<EFBFBD><C5A5><EFBFBD><EFBFBD>
//<2F><><EFBFBD>ڲ<EFBFBD>ͬ<EFBFBD><CDAC><EFBFBD>ڱ<EFBFBD><DAB1><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ϵİ<CFB5>ť<EFBFBD><C5A5><EFBFBD><EFBFBD>һ<EFBFBD><D2BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Կ<EFBFBD><D4BF><EFBFBD><EFBFBD>Զ<EFBFBD><D4B6><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>еİ<D0B5>ť
//<2F><><EFBFBD><EFBFBD><EFBFBD>ṩ<EFBFBD><E1B9A9><EFBFBD>ĸ<EFBFBD><C4B8><EFBFBD>ť<EFBFBD><C5A5><EFBFBD>ֱ<EFBFBD>Ϊ<EFBFBD><CEAA>С<EFBFBD><D0A1><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ԭ<EFBFBD><D4AD><EFBFBD><EFBFBD><EFBFBD>󻯡<EFBFBD><F3BBAFA1>رհ<D8B1>ť<EFBFBD><C5A5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ҫ<EFBFBD><D2AA><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ť<EFBFBD><C5A5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
void MyTitleBar::setButtonType(ButtonType buttonType)
{
	m_buttonType = buttonType;
	switch (buttonType)
	{
	case MIN_BUTTON:
		{
			m_pButtonRestore->setVisible(false);
			m_pButtonMax->setVisible(false);
		}
		break;
	case MIN_MAX_BUTTON:
		{
			m_pButtonRestore->setVisible(false);
		}
		break;
	case ONLY_CLOSE_BUTTON:
		{
			m_pButtonMin->setVisible(false);
			m_pButtonRestore->setVisible(false);
			m_pButtonMax->setVisible(false);
		}
		break;
	default:
		break;
	}
}

//<2F><><EFBFBD>ñ<EFBFBD><C3B1><EFBFBD><EFBFBD><EFBFBD><EFBFBD>еı<D0B5><C4B1><EFBFBD><EFBFBD>Ƿ<EFBFBD><C7B7><EFBFBD><EFBFBD>Զ<EFBFBD><D4B6><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ƶ<EFBFBD>Ч<EFBFBD><D0A7>
void MyTitleBar::setTitleRoll()
{
	connect(&m_titleRollTimer, SIGNAL(timeout()), this, SLOT(onRollTitle()));
	m_titleRollTimer.start(200);
}

//<2F><><EFBFBD>洰<EFBFBD><E6B4B0><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ǰ<EFBFBD><C7B0><EFBFBD>ڵ<EFBFBD>λ<EFBFBD><CEBB><EFBFBD>Լ<EFBFBD><D4BC><EFBFBD>С
void MyTitleBar::saveRestoreInfo(const QPoint point, const QSize size)
{
	m_restorePos = point;
	m_restoreSize = size;
}

//<2F><>ȡ<EFBFBD><C8A1><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ǰ<EFBFBD><C7B0><EFBFBD>ڵ<EFBFBD>λ<EFBFBD><CEBB><EFBFBD>Լ<EFBFBD><D4BC><EFBFBD>С
void MyTitleBar::getRestoreInfo(QPoint& point, QSize& size)
{
	point = m_restorePos;
	size = m_restoreSize;
}

//<2F><><EFBFBD>Ʊ<EFBFBD><C6B1><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ɫ
void MyTitleBar::paintEvent(QPaintEvent *event)
{
	//<2F><><EFBFBD>ñ<EFBFBD><C3B1><EFBFBD>ɫ
	QPainter painter(this);
	QPainterPath pathBack;
	pathBack.setFillRule(Qt::WindingFill);
	pathBack.addRoundedRect(QRect(0, 0, this->width(), this->height()), 3, 3);
	painter.setRenderHint(QPainter::SmoothPixmapTransform, true);
	painter.fillPath(pathBack, QBrush(QColor(m_colorR, m_colorG, m_colorB)));
	//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>󻯻<EFBFBD><F3BBAFBB>߻<EFBFBD>ԭ<EFBFBD>󣬴<EFBFBD><F3A3ACB4>ڳ<EFBFBD><DAB3>ȱ<EFBFBD><C8B1>ˣ<EFBFBD><CBA3><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ij<EFBFBD><C4B3><EFBFBD>Ӧ<EFBFBD><D3A6>һ<EFBFBD><D2BB><EFBFBD>ı<EFBFBD>
	if (this->width() != this->parentWidget()->width())
	{
		this->setFixedWidth(this->parentWidget()->width());
	}
	QWidget::paintEvent(event);
}

//˫<><CBAB><EFBFBD><EFBFBD>Ӧ<EFBFBD>¼<EFBFBD><C2BC><EFBFBD><EFBFBD><EFBFBD>Ҫ<EFBFBD><D2AA>ʵ<EFBFBD><CAB5>˫<EFBFBD><CBAB><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>󻯺<EFBFBD><F3BBAFBA><EFBFBD>С<EFBFBD><D0A1><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
void MyTitleBar::mouseDoubleClickEvent(QMouseEvent *event)
{
	//ֻ<>д<EFBFBD><D0B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD>󻯡<EFBFBD><F3BBAFA1><EFBFBD>ԭ<EFBFBD><D4AD>ťʱ˫<CAB1><CBAB><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ч
	if (m_buttonType == MIN_MAX_BUTTON)
	{
		//ͨ<><CDA8><EFBFBD><EFBFBD><EFBFBD>󻯰<EFBFBD>ť<EFBFBD><C5A5>״̬<D7B4>жϵ<D0B6>ǰ<EFBFBD><C7B0><EFBFBD><EFBFBD><EFBFBD>Ǵ<EFBFBD><C7B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD>󻯻<EFBFBD><F3BBAFBB><EFBFBD>ԭʼ<D4AD><CABC>С״̬
		//<2F><><EFBFBD><EFBFBD>ͨ<EFBFBD><CDA8><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ñ<EFBFBD><C3B1><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʾ<EFBFBD><CABE>ǰ<EFBFBD><C7B0><EFBFBD><EFBFBD>״̬
		if (m_pButtonMax->isVisible())
		{
			onButtonMaxClicked();
		}
		else
		{
			onButtonRestoreClicked();
		}
	}	
	return QWidget::mouseDoubleClickEvent(event);
}

//<2F><><EFBFBD><EFBFBD>ͨ<EFBFBD><CDA8>mousePressEvent<6E><74>mouseMoveEvent<6E><74>mouseReleaseEvent<6E><74><EFBFBD><EFBFBD><EFBFBD>¼<EFBFBD>ʵ<EFBFBD><CAB5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>϶<EFBFBD><CFB6><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ƶ<EFBFBD><C6B6><EFBFBD><EFBFBD>ڵ<EFBFBD>Ч<EFBFBD><D0A7>
void MyTitleBar::mousePressEvent(QMouseEvent *event)
{
	if (m_buttonType == MIN_MAX_BUTTON)
	{
		//<2F>ڴ<EFBFBD><DAB4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD><CAB1>ֹ<EFBFBD>϶<EFBFBD><CFB6><EFBFBD><EFBFBD><EFBFBD>
		if (m_pButtonMax->isVisible())
		{
			m_isPressed = true;
			m_startMovePos = event->globalPos();
		}
	}
	else
	{
		m_isPressed = true;
		m_startMovePos = event->globalPos();
	}	
	return QWidget::mousePressEvent(event);
}

void MyTitleBar::mouseMoveEvent(QMouseEvent *event)
{
	if (m_isPressed)
	{
		QPoint movePoint = event->globalPos() - m_startMovePos;
		QPoint widgetPos = this->parentWidget()->pos();
		m_startMovePos = event->globalPos();
		this->parentWidget()->move(widgetPos.x() + movePoint.x(), widgetPos.y() + movePoint.y());
	}
	return QWidget::mouseMoveEvent(event);
}

void MyTitleBar::mouseReleaseEvent(QMouseEvent *event)
{
	m_isPressed = false;
	return QWidget::mouseReleaseEvent(event);
}

//<2F><><EFBFBD>ر<EFBFBD><D8B1><EFBFBD><EFBFBD><EFBFBD>ʽ<EFBFBD>ļ<EFBFBD>
//<2F><><EFBFBD>Խ<EFBFBD><D4BD><EFBFBD>ʽֱ<CABD><D6B1>д<EFBFBD><D0B4><EFBFBD>ļ<EFBFBD><C4BC>У<EFBFBD><D0A3><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱֱ<CAB1>Ӽ<EFBFBD><D3BC>ؽ<EFBFBD><D8BD><EFBFBD>
void MyTitleBar::loadStyleSheet(const QString &sheetName)
{
	QFile file(":/Resource Files/" + sheetName + ".css");
	file.open(QFile::ReadOnly);
	if (file.isOpen())
	{
		QString styleSheet = this->styleSheet();
		styleSheet += QLatin1String(file.readAll());
		this->setStyleSheet(styleSheet);
	}
}

//<2F><><EFBFBD><EFBFBD>Ϊ<EFBFBD><CEAA>ť<EFBFBD><C5A5><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ӧ<EFBFBD>IJ<EFBFBD>
void MyTitleBar::onButtonMinClicked()
{
	emit signalButtonMinClicked();
}

void MyTitleBar::onButtonRestoreClicked()
{
	m_pButtonRestore->setVisible(false);
 	m_pButtonMax->setVisible(true);
	emit signalButtonRestoreClicked();
}

void MyTitleBar::onButtonMaxClicked()
{
 	m_pButtonMax->setVisible(false);
	m_pButtonRestore->setVisible(true);
	emit signalButtonMaxClicked();
}

void MyTitleBar::onButtonCloseClicked()
{
	emit signalButtonCloseClicked();
}

//<2F>÷<EFBFBD><C3B7><EFBFBD><EFBFBD><EFBFBD>Ҫ<EFBFBD><D2AA><EFBFBD>ñ<EFBFBD><C3B1><EFBFBD><EFBFBD><EFBFBD><EFBFBD>еı<D0B5><C4B1><EFBFBD><EFBFBD><EFBFBD>ʾΪ<CABE><CEAA><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ч<EFBFBD><D0A7>
void MyTitleBar::onRollTitle()
{
	static int nPos = 0;
	QString titleContent = m_titleContent;
	//<2F><><EFBFBD><EFBFBD>ȡ<EFBFBD><C8A1>λ<EFBFBD>ñ<EFBFBD><C3B1>ַ<EFBFBD><D6B7><EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD><CAB1><EFBFBD><EFBFBD>ͷ<EFBFBD><CDB7>ʼ
	if (nPos > titleContent.length())
		nPos = 0;
	m_pTitleContent->setText(titleContent.mid(nPos));
	nPos++;
}