鎾斁涓枃鍚嶆枃浠舵椂闇瑕佸皢鏂囦歡鍚嶅瓧絎︿覆杞崲涓簎tf8錛屽鍦≦t涓嬪紑鍙戣繘琛岀殑鎿嶄綔錛歠ileName.toUtf8();
鍏朵粬錛歨ttp://www.cnitblog.com/buf/archive/2012/10/10/74993.html
]]>
2 鍦≦LineEdit杈撳叆妗嗕腑鐩戝惉鍒皌extChanged鏃訛紝瀵逛簬杈撳叆鐨勫瓧姣嶈繘琛屽垽鏂鐞嗭細(xì)
1錛夋牴鎹渶鍚庝竴涓瓧姣嶆悳绱㈠埌鍖歸厤鐨勬眽瀛楋紱
2錛夊鏋滆繖涓槸絎竴涓瓧姣嶏紝閭ｄ箞鏍規(guī)嵁榪欎簺姹夊瓧鍘繪煡璇㈡暟鎹粨鏋滐紝濡傛灉鏌ヨ鍒幫紝鍒欒鍏ュ唴瀛橈紙Hash琛級(jí)涓紱濡傛灉涓嶆槸絎竴涓瓧姣嶏紝灝辮鏍規(guī)嵁鍓嶉潰鐨勫唴瀛樿〃鍐嶈繛鎺ヨ繖涓眽瀛楀垪琛ㄦ潵鏌ヨ鏁版嵁緇撴灉錛屽鏋滄煡璇㈠埌緇撴灉澶т簬0涓紝鍒欒鍏ュ唴瀛樹(shù)腑銆?
3 瀵逛簬鍐呭瓨?shù)腑宸插瓨鍦ㄧ殑缁撴灉锛岀洿鎺ュ寶w厤鏁版嵁搴擄紝鐩存帴鏌ヨ鏁版嵁搴撶粨鏋溿?
娉ㄦ剰錛氬鏋滈亣鍒板瓧絎︽牸寮忛棶棰橈紝璇蜂嬌鐢╰oLocal8Bit()鏂規(guī)硶銆?nbsp; 闃呰鍏ㄦ枃
]]>
xtuple錛宱penrpt錛宑svimp
2 緙栬瘧
鍏堢紪璇憃penrpt錛屽啀緙栬瘧csvimp錛屾渶鍚庣紪璇憍tuple
灝界global.pri閲屽厑璁竜penrpt鍜宑svimp鍦▁tuple鐩綍鐨?./錛?./../錛?./../../錛屼粛鐒跺緩璁皢浠栦滑騫跺垪鏀劇疆銆?
娉細(xì)璇峰嬁淇敼榪?涓枃浠跺す鍚嶇О錛屽惁鍒欓渶瑕佷慨鏀筭lobal.pri
緙栬瘧鏃墮棿瓚呰繃1灝忔椂
3 瀹夎PostgresSQL
緙栬瘧瀹屾垚鍚庤繍琛岋紝褰撶劧榪炰笉涓婃暟鎹簱銆傚畨瑁匬ostgresSQL 9.0錛岃涓嶈鍦ㄧ洰褰曚腑鍖呭惈絀烘牸銆?
4 緙栬瘧Qt瀵筆ostgresSQL鐨勯┍鍔ㄦ彃浠?
緙栬瘧鏂規(guī)硶錛歨ttp://www.qtcentre.org/wiki/index.php?title=Building_the_QPSQL_plugin_on_Windows_using_MinGW
姝ラ榪涜綆鍗曟弿榪幫細(xì)
1錛夊湪鏀寔mingw緙栬瘧鍣ㄧ殑鍛戒護(hù)琛屼腑杈撳叆銆?
command錛氶粯璁?nbsp; 闃呰鍏ㄦ枃
]]>
void Settings::writeSettings()
{
QSettings settings("Seahouse-pub", "Settings Test"); settings.beginGroup("MainWindow"); settings.setValue("size", size()); settings.setValue("pos", pos()); settings.endGroup();
}void Settings::readSettings(){ QSettings settings("Seahouse-pub", "Settings Test"); settings.beginGroup("MainWindow"); resize(settings.value("size", QSize(400, 400)).toSize()); move(settings.value("pos", QPoint(200, 200)).toPoint()); settings.endGroup();}2 鏂囦歡
QSettings settings(fileName, QSettings::IniFormat);
3 鏁扮粍
璇誨嚭
struct Login { QString userName; QString password; }; QList<Login> logins; 
QSettings settings; int size = settings.beginReadArray("logins"); for (int i = 0; i < size; ++i) { settings.setArrayIndex(i); Login login; login.userName = settings.value("userName").toString(); login.password = settings.value("password").toString(); logins.append(login); } settings.endArray();鍐欏叆
struct Login { QString userName; QString password; }; QList<Login> logins; QSettings settings; settings.beginWriteArray("logins"); for (int i = 0; i < logins.size(); ++i) { settings.setArrayIndex(i); settings.setValue("userName", logins.at(i).userName); settings.setValue("password", logins.at(i).password); } settings.endArray();]]>
紺轟緥
QCoreApplication a(argc, argv); Log4Qt::Logger *logger = Log4Qt::Logger::rootLogger(); Log4Qt::FileAppender *fileAppender = new Log4Qt::FileAppender(); fileAppender->setName("Log4QtTest"); fileAppender->setFile("20110425.log"); Log4Qt::TTCCLayout *layout = new Log4Qt::TTCCLayout(Log4Qt::TTCCLayout::ISO8601); fileAppender->setLayout(layout); fileAppender->activateOptions(); logger->addAppender(fileAppender); logger->error("error message: %1, %2", __FILE__, __LINE__); logger->debug("debug message."); return a.exec();]]>
瀹炰緥錛?br>
int main(int argc, char *argv[])
{
QApplication a(argc, argv); Dialog w; Form f;// w.show(); if (w.exec() == QDialog::Accepted)
{ f.show();
} return a.exec();
}鐩稿叧錛?a >http://book.51cto.com/art/201101/242612.htm
]]>
]]>
QPoint point;
point.setX(btnMenu->x());
point.setY(btnMenu->y() + btnMenu->height());
point = mapToGlobal(point);
QAction *action = menu->exec(point); 闃呰鍏ㄦ枃
]]>
]]>
QString text;
switch (type)
{
case QtDebugMsg:
text = QString("Debug: %1").arg(msg);
break;
case QtWarningMsg:
text = QString("Warning: %1").arg(msg);
break;
case QtCriticalMsg:
text = QString("Critical: %1").arg(msg);
break;
case QtFatalMsg:
text = QString("Fatal: %1").arg(msg);
abort() 闃呰鍏ㄦ枃
]]>
QPushButton *editor = new QPushButton(tr("鍒犻櫎"), parent);
connect(editor, SIGNAL(clicked()), signalMapper, SLOT(map()));
signalMapper->setMapping(editor, index.data(Qt::UserRole + 2).toString());
return editor; 闃呰鍏ㄦ枃
]]>
3 std::string涓嶲String杞崲銆?
4 QLabel鏍規(guī)嵁瀛楃鐨勯暱搴﹀喅瀹氭槸鍚︽樉紺虹渷鐣ュ彿"..."銆?
5 QGridLayout涓庢帶浠剁殑楂樺害闂
闃呰鍏ㄦ枃
]]>
3 鍦ㄤ唬鐮佷腑榪涜璇誨彇浣跨敤
QFile file(":/calendar.qss");
file.open(QFile::ReadOnly);
QString styleSheet = QLatin1String(file.readAll());
qApp->setStyleSheet(styleSheet);
file.close();
闃呰鍏ㄦ枃
]]>
2 閫氳繃connect璁劇疆淇″彿妲斤紝闇瑕丵Object鐨勬敮鎸侊紝鍥犳鍦ㄦ瀯閫犲嚱鏁伴噷涓庡ご鏂囦歡涓渶瑕佷慨鏀逛唬鐮併?nbsp; 闃呰鍏ㄦ枃
]]>
]]>