Qt设置编码、样式文件、窗体居中和开机自启等方法

其他 2020-01-19 10:22:51 阅读次数: 0 
 											干满三年满血复活

#include <QtCore>
#include <QtGui>
#include <QDesktopWidget>

class QtHelper: public QObject
{

public:

    //设置为开机启动
    static void AutoRunWithSystem(bool IsAutoRun, QString AppName, QString AppPath)
    {
        QSettings *reg = new QSettings(
            "HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Run",
            QSettings::NativeFormat);

        if (IsAutoRun) {
            reg->setValue(AppName, AppPath);
        } else {
            reg->setValue(AppName, "");
        }
    }

    //设置编码为UTF8
    static void SetUTF8Code()
    {
#if (QT_VERSION <= QT_VERSION_CHECK(5,0,0))
        QTextCodec *codec = QTextCodec::codecForName("UTF-8");
        QTextCodec::setCodecForLocale(codec);
        QTextCodec::setCodecForCStrings(codec);
        QTextCodec::setCodecForTr(codec);
#endif
    }

    //设置皮肤样式
    static void SetStyle(const QString &styleName)
    {
        QFile file(QString(":/image/%1.css").arg(styleName));
        file.open(QFile::ReadOnly);
        QString qss = QLatin1String(file.readAll());
        qApp->setStyleSheet(qss);
        qApp->setPalette(QPalette(QColor("#F0F0F0")));
    }

    //加载中文字符
    static void SetChinese()
    {
        QTranslator *translator = new QTranslator(qApp);
        translator->load(":/image/qt_zh_CN.qm");
        qApp->installTranslator(translator);
    }

    //判断是否是IP地址
    static bool IsIP(QString IP)
    {
        QRegExp RegExp("((2[0-4]\\d|25[0-5]|[01]?\\d\\d?)\\.){3}(2[0-4]\\d|25[0-5]|[01]?\\d\\d?)");
        return RegExp.exactMatch(IP);
    }


    //延时
    static void Sleep(int sec)
    {
        QTime dieTime = QTime::currentTime().addMSecs(sec);
        while ( QTime::currentTime() < dieTime ) {
            QCoreApplication::processEvents(QEventLoop::AllEvents, 100);
        }
    }

    //窗体居中显示
    static void FormInCenter(QWidget *frm)
    {
        int frmX = frm->width();
        int frmY = frm->height();
        QDesktopWidget w;
        int deskWidth = w.width();
        int deskHeight = w.height();
        QPoint movePoint(deskWidth / 2 - frmX / 2, deskHeight / 2 - frmY / 2);
        frm->move(movePoint);
    }
     
	//设置应用程序的字体
 	 static void SetFont()
 	 {
 	 	QFont font("Courier", 10, QFont::Normal, false);
   		QApplication::setFont(font);
	 }
	
   //设置窗口  
   	void  SetWindowFlags(Qt::WindowFlags type)
   	{
		setWindowFlags(Qt::WindowCloseButtonHint); //只要关闭按钮
		Qt::WindowStaysOnTopHint:  //总在最上面的窗口
		Qt::CustomizeWindowHint:  //自定义窗口标题栏,以下标志必须与这个标志一起使用才有效,否则窗口将有默认的标题栏
		Qt::WindowTitleHint  //显示窗口标题栏
		Qt::WindowSystemMenuHint  //显示系统菜单
   		Qt::WindowMinimizeButtonHint  //显示最小化按钮
    	Qt::WindowMaximizeButtonHint  //显示最大化按钮
    	Qt::WindowMinMaxButtonsHint  //显示最小化按钮和最大化按钮
    	Qt::WindowCloseButtonHint  //显示关闭按钮	
    	Qt::FrameWindowHint:没有边框的窗口（常用）
    	setWindowFlags(Qt::Tool | Qt::X11BypassWindowManagerHint）//隐藏任务栏显示
    	//关闭按钮实现的功能
    	{
			hide(); //进行界面隐藏，但是显示托盘，可通过点击托盘实现界面的重新显示
   			quit(); //退出系统
		}
    }
    	
   //绘制背景图片并且实现圆角效果（常用），重写绘画事件
	void paintEvent(QPaintEvent *)
	{
   		QPainter painter(this);
    	QBrush brush;
    	brush.setTextureImage(QImage(background_image)); //背景图片
    	painter.setBrush(brush);
    	painter.setPen(Qt::black);  //边框色
    	painter.drawRoundedRect(this->rect(), 5, 5); //圆角5像素
	}

	//设置字体(字体风格，包括类型、大小、是否加粗、是否斜体等！)
	void SetFont(QWidget *Wgt)
	{
		QFont font = this->font();
  		font.setFamily("Courier");  //字体名称
  	  	font.setPixelSize(16);  //字体点大小
      	font.setPointSize(18);  //字体像素大小
      	font.setBold(true);  //是否加粗
      	font.setItalic(true);  //是否斜体
      	font.setUnderline(true);  //是否下划线
     	Wgt->setFont(font);
     		
		//也可使用：setStyleSheet("text-align:center; font-size:18px; font-weight:bold; font-style:Courier; color:white; ");
	 	//setAlignment(Qt::AlignCenter);  //设置对齐方式
	}
	
	//全屏显示与还原	{ showFullScreen();//遮挡任务栏				showMaximized() ;//遮挡任务	}
	void showMaximize()//不遮挡任务栏
	{
    	//若已经最大化
    	if(m_IsMax)
    	{
        	//恢复界面位置，并设置按钮图标为最大化图标，提示“最大化”
        	this->setGeometry(location);
        	max_button->setIcon(QIcon("maxbtn"));
        	max_button->setToolTip(tr("最大化"));
    	} 
    	else 
    	{
        	//设定当前界面的位置，还原时使用
        	location = this->geometry();
        	//获取桌面位置，设置为最大化，并设置按钮图标为还原图标，提示“还原”
        	QDesktopWidget *desk = QApplication::desktop();
        	this->setGeometry(desk->availableGeometry());
        	max_button->setIcon(QIcon("restorbtn"));
        	max_button->setToolTip(tr("restor"));
    	}
    	m_IsMax= !m_IsMax;
	}
	
	//QLineEdit内设置图片（QLineEdit::LeadingPosition 在左侧有图片，QLineEdit::TrailingPosition 在右侧有图片）
	void SetPicToLineEdit()//将带有图片的 action 添加到lineedit中即可
	{
		QAction *searchAction = new QAction(m_DateUi->m_StartlineEdit);
		searchAction->setIcon(QIcon("Image/MainFrm/zc.png"));
		m_DateUi->m_StartlineEdit->addAction(searchAction, QLineEdit::LeadingPosition);
	}
};



CSS文件如下  (stylesheet.css)

QWidget#frmLogin,QWidget#frmPopup,QWidget#frmHostInfo,QWidget#frmLogout,QWidget#frmConfig,QWidget#frmData,QWidget#frmDefence,QWidget#frmHost,QWidget#frmMain,QWidget#frmPwd,QWidget#frmSelect,QWidget#frmMessageBox{
	border:1px solid #1B89CA;
	border-radius:0px;	
}

.QFrame{
	border:1px solid #5CACEE;
	border-radius:5px;
}

QWidget#widget_title{
	background: qlineargradient(spread:pad, x1:0, y1:0, x2:0, y2:1, stop:0 #1B89CA, stop:1 #1077B5);
}

QLabel#lab_Ico,QLabel#lab_Title{
	border-radius:0px;
	color: #F0F0F0;
	background-color:rgba(0,0,0,0);
	border-style:none;
}

QLineEdit {
	border: 1px solid #5CACEE;
	border-radius: 5px;
	padding: 2px;
	background: none;
	selection-background-color: #1B89CA;
}

QLineEdit[echoMode="2"] { 
	lineedit-password-character: 9679; 
}

.QGroupBox{
	border: 1px solid #5CACEE;
	border-radius: 5px;
}

.QPushButton{
	border-style: none;
	border: 0px;
	color: #F0F0F0;
	padding: 5px;	
	min-height: 20px;
	border-radius:5px;
	background: qlineargradient(spread:pad, x1:0, y1:0, x2:0, y2:1, stop:0 #1B89CA, stop:1 #1077B5); 
}

.QPushButton[focusPolicy="0"] {
	border-style: none;
	border: 0px;
	color: #F0F0F0;
	padding: 0px;	
	min-height: 10px;
	border-radius:3px;
	background: qlineargradient(spread:pad, x1:0, y1:0, x2:0, y2:1, stop:0 #1B89CA, stop:1 #1077B5); 
}

.QPushButton:hover{ 
	background: qlineargradient(spread:pad, x1:0, y1:0, x2:0, y2:1, stop:0 #5CACEE, stop:1 #4F94CD);
}

.QPushButton:pressed{ 
	background: qlineargradient(spread:pad, x1:0, y1:0, x2:0, y2:1, stop:0 #1B89CA, stop:1 #1077B5);
}

QPushButton#btnMenu,QPushButton#btnMenu_Min,QPushButton#btnMenu_Max,QPushButton#btnMenu_Close{
	border-radius:0px;
	color: #F0F0F0;
	background-color:rgba(0,0,0,0);
	border-style:none;
}

QPushButton#btnMenu:hover,QPushButton#btnMenu_Min:hover,QPushButton#btnMenu_Max:hover{
	background-color: qlineargradient(spread:pad, x1:0, y1:1, x2:0, y2:0, stop:0 rgba(25, 134, 199, 0), stop:1 #5CACEE);
}

QPushButton#btnMenu_Close:hover{
	background-color: qlineargradient(spread:pad, x1:0, y1:1, x2:0, y2:0, stop:0 rgba(238, 0, 0, 128), stop:1 rgba(238, 44, 44, 255));
}

QCheckBox {
	spacing: 2px; 
}

QCheckBox::indicator {
	width: 20px;
	height: 20px;
}

QCheckBox::indicator:unchecked {
	image: url(:/image/checkbox_unchecked.png);
}

QCheckBox::indicator:checked {
	image: url(:/image/checkbox_checked.png); 
}

QRadioButton {
	spacing: 2px;
}

QRadioButton::indicator {
	width: 15px; 
	height: 15px; 
}

QRadioButton::indicator::unchecked {
	image: url(:/image/radio_normal.png); 
}

QRadioButton::indicator::checked {
	image: url(:/image/radio_selected.png); 
}

QComboBox,QDateEdit{
	border-radius: 3px;
	padding: 1px 10px 1px 5px;
	border: 1px solid #5CACEE;
}

QComboBox::drop-down,QDateEdit::drop-down {
	subcontrol-origin: padding;
	subcontrol-position: top right;
	width: 15px; 
	border-left-width: 1px;
	border-left-style: solid;
	border-top-right-radius: 3px;
	border-bottom-right-radius: 3px;
	border-left-color: #5CACEE;
}

QComboBox::down-arrow,QDateEdit::down-arrow {
	image: url(:/image/array_down.png); 
}

QMenu {
	background-color:#F0F0F0;
	margin: 2px;
}

QMenu::item {	
	padding: 2px 12px 2px 12px;
}

QMenu::indicator {
	width: 13px;
	height: 13px;
}

QMenu::item:selected {
	color: #FFFFFF;
	background: qlineargradient(spread:pad, x1:0, y1:0, x2:0, y2:1, stop:0 #1B89CA, stop:1 #1077B5); 
}

QMenu::separator {
	height: 1px;
	background: #5CACEE;
}

QProgressBar {
	border-radius: 5px;
	text-align: center;
	border: 1px solid #5CACEE;
}

QProgressBar::chunk {
	width: 5px; 
	margin: 0.5px;
	background-color: #1B89CA;
}

QSlider::groove:horizontal,QSlider::add-page:horizontal { 
	background: #808080; 
	height: 8px; 
	border-radius: 3px; 
}

QSlider::sub-page:horizontal {
	height: 8px; 
	border-radius: 3px;
	background: qlineargradient(spread:pad, x1:0, y1:0, x2:0, y2:1, stop:0 #1B89CA, stop:1 #1077B5); 
}

QSlider::handle:horizontal {
	width: 13px; 
	margin-top: -3px; 
	margin-bottom: -3px; 
	border-radius: 6px;
	background: qradialgradient(spread:pad, cx:0.5, cy:0.5, radius:0.5, fx:0.5, fy:0.5,stop:0.6 #F0F0F0, stop:0.778409 #5CACEE);
}

QSlider::handle:horizontal:hover {
	background: qradialgradient(spread: pad, cx: 0.5, cy: 0.5, radius: 0.5, fx: 0.5, fy: 0.5, stop: 0.6 #F0F0F0,stop:0.778409 #1B89CA);
}

QSlider::groove:vertical,QSlider::sub-page:vertical {
	background:#808080; 
	width: 8px; 
	border-radius: 3px;
}

QSlider::add-page:vertical {
	width: 8px;
	border-radius: 3px;
	background: qlineargradient(spread:pad, x1:0, y1:0, x2:0, y2:1, stop:0 #1B89CA, stop:1 #1077B5); 
}

QSlider::handle:vertical {
	height: 14px; 
	margin-left: -3px;
	margin-right: -3px;
	border-radius: 6px;
	background: qradialgradient(spread: pad, cx: 0.5, cy: 0.5, radius: 0.5, fx: 0.5, fy: 0.5, stop: 0.6 #F0F0F0, stop:0.778409 #5CACEE);
}

QSlider::handle:vertical:hover {
	background: qradialgradient(spread: pad, cx: 0.5, cy: 0.5, radius: 0.5, fx: 0.5, fy: 0.5, stop: 0.6 #F0F0F0,stop:0.778409 #1B89CA);
}

QScrollBar:vertical {
	width:10px; 
	background-color:rgba(0,0,0,0%); 
	padding-top:10px; 
	padding-bottom:10px;
}

QScrollBar:horizontal {
	height:10px; 
	background-color:rgba(0,0,0,0%); 
	padding-left:10px; padding-right:10px;
}

QScrollBar::handle:vertical {
	width:10px;
	background: qlineargradient(spread:pad, x1:0, y1:0, x2:0, y2:1, stop:0 #5CACEE, stop:1 #4F94CD); 
}

QScrollBar::handle:horizontal {
	height:10px;
	background: qlineargradient(spread:pad, x1:0, y1:0, x2:0, y2:1, stop:0 #5CACEE, stop:1 #4F94CD); 
}

QScrollBar::handle:vertical:hover {
	width:10px;
	background: qlineargradient(spread:pad, x1:0, y1:0, x2:0, y2:1, stop:0 #1B89CA, stop:1 #1077B5); 
}

QScrollBar::handle:horizontal:hover {
	height:10px;
	background: qlineargradient(spread:pad, x1:0, y1:0, x2:0, y2:1, stop:0 #1B89CA, stop:1 #1077B5); 
}

QScrollBar::add-line:vertical {
	height:10px;
	width:10px;
	subcontrol-position: bottom; 
	subcontrol-origin: margin;
	border-image:url(:/image/add-line_vertical.png);
}

QScrollBar::add-line:horizontal {
	height:10px;
	width:10px;
	subcontrol-position: right;
	subcontrol-origin: margin;
	border-image:url(:/image/add-line_horizontal.png);
}

QScrollBar::sub-line:vertical {
	height:10px;
	width:10px;
	subcontrol-position: top; 
	subcontrol-origin: margin;
	border-image:url(:/image/sub-line_vertical.png);
}

QScrollBar::sub-line:horizontal {
	height:10px;
	width:10px;
	subcontrol-position: left;
	subcontrol-origin: margin;
	border-image:url(:/image/sub-line_horizontal.png);
}

QScrollBar::add-page:vertical,QScrollBar::sub-page:vertical {
	width:10px;
	background: #C0C0C0;
}

QScrollBar::add-page:horizontal,QScrollBar::sub-page:horizontal {
	height:10px;
	background: #C0C0C0;
}

QScrollArea {
	border: 0px ; 
}

QTreeView,QListView,QTableView{
	border: 1px solid #5CACEE; 
	selection-background-color: #1B89CA;
	selection-color: #F0F0F0;
}

QTableView::item:selected, QListView::item:selected, QTreeView::item:selected {
	color: #F0F0F0;
	background: qlineargradient(spread:pad, x1:0, y1:0, x2:0, y2:1, stop:0 #1B89CA, stop:1 #1077B5); 
}

QTableView::item:hover, QListView::item:hover, QTreeView::item:hover {
	color: #F0F0F0;
	background: qlineargradient(spread:pad, x1:0, y1:0, x2:0, y2:1, stop:0 #5CACEE, stop:1 #4F94CD); 
}

QTableView::item, QListView::item, QTreeView::item {
	padding: 5px; 
	margin: 0px; 
}

QHeaderView::section {
	padding:3px;
	margin:0px;
	color:#F0F0F0;
	border: 1px solid #F0F0F0;
	background: qlineargradient(spread:pad, x1:0, y1:0, x2:0, y2:1, stop:0 #5CACEE, stop:1 #4F94CD);
}

QTabBar::tab {
	border-bottom-left-radius:0px;
	border-bottom-right-radius:0px;
	color: #F0F0F0;
	min-width: 60px;
	min-height: 20px;
	padding: 3px 8px 3px 8px;
	margin:1px;
	background: qlineargradient(spread:pad, x1:0, y1:0, x2:0, y2:1, stop:0 #5CACEE, stop:1 #4F94CD); 
}

QTabBar::tab:selected, QTabBar::tab:hover {
	background: qlineargradient(spread:pad, x1:0, y1:0, x2:0, y2:1, stop:0 #1B89CA, stop:1 #1077B5); 
}

QStatusBar::item {
     border: 1px solid #5CACEE;
     border-radius: 3px;
}
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