用qml简单的文本编辑器，可以跨平台，linux，安卓，Windows下都可以

// checksum 0x208d version 0x90001 /* This file was generated by the Qt Quick 2 Application wizard of Qt Creator. QtQuick2ControlsApplicationViewer is a convenience class. QML paths are handled here. It is recommended not to modify this file, since newer versions of Qt Creator may offer an updated version of it. */ #include "qtquick2controlsapplicationviewer.h" #include <QCoreApplication> #include <QDir> #include <QQmlComponent> #include <QQmlEngine> #include <QQuickView> class QtQuick2ApplicationViewerPrivate { QString mainQmlFile; QQmlEngine engine; QQuickWindow *window; QtQuick2ApplicationViewerPrivate() : window(0) {} ~QtQuick2ApplicationViewerPrivate() { delete window; } static QString adjustPath(const QString &path); friend class QtQuick2ControlsApplicationViewer; }; QString QtQuick2ApplicationViewerPrivate::adjustPath(const QString &path) { #if defined(Q_OS_IOS) if (!QDir::isAbsolutePath(path)) return QString::fromLatin1("%1/%2") .arg(QCoreApplication::applicationDirPath(), path); #elif defined(Q_OS_MAC) if (!QDir::isAbsolutePath(path)) return QStringLiteral("%1/../Resources/%2") .arg(QCoreApplication::applicationDirPath(), path); #elif defined(Q_OS_BLACKBERRY) if (!QDir::isAbsolutePath(path)) return QStringLiteral("app/native/%1").arg(path); #elif !defined(Q_OS_ANDROID) QString pathInInstallDir = QStringLiteral("%1/../%2").arg(QCoreApplication::applicationDirPath(), path); if (QFileInfo(pathInInstallDir).exists()) return pathInInstallDir; pathInInstallDir = QStringLiteral("%1/%2").arg(QCoreApplication::applicationDirPath(), path); if (QFileInfo(pathInInstallDir).exists()) return pathInInstallDir; #endif return path; } QtQuick2ControlsApplicationViewer::QtQuick2ControlsApplicationViewer() : d(new QtQuick2ApplicationViewerPrivate()) { } QtQuick2ControlsApplicationViewer::~QtQuick2ControlsApplicationViewer() { delete d; } void QtQuick2ControlsApplicationViewer::setMainQmlFile(const QString &file) { d->mainQmlFile = QtQuick2ApplicationViewerPrivate::adjustPath(file); QQmlComponent component(&d->engine); QObject::connect(&d->engine, SIGNAL(quit()), QCoreApplication::instance(), SLOT(quit())); #ifdef Q_OS_ANDROID component.loadUrl(QUrl(QStringLiteral("assets:/")+d->mainQmlFile)); #else component.loadUrl(QUrl::fromLocalFile(d->mainQmlFile)); #endif if (!component.isReady()) qWarning("%s", qPrintable(component.errorString())); d->window = qobject_cast<QQuickWindow *>(component.create()); if (!d->window) qFatal("Error: Your root item has to be a Window."); d->engine.setIncubationController(d->window->incubationController()); } void QtQuick2ControlsApplicationViewer::addImportPath(const QString &path) { d->engine.addImportPath(QtQuick2ApplicationViewerPrivate::adjustPath(path)); } void QtQuick2ControlsApplicationViewer::show() { if (d->window) d->window->show(); }