/* static */ QStringList QIFileDialog::getOpenFileNames (const QString &aStartWith, const QString &aFilters, QWidget *aParent, const QString &aCaption, QString *aSelectedFilter /* = 0 */, bool aResolveSymlinks /* = true */, bool aSingleFile /* = false */) { /* It seems, running QFileDialog in separate thread is NOT needed under windows any more: */ #if defined (VBOX_WS_WIN) && (QT_VERSION < 0x040403) /** * QEvent class reimplementation to carry Win32 API native dialog's * result folder information */ class GetOpenFileNameEvent : public OpenNativeDialogEvent { public: enum { TypeId = QEvent::User + 3 }; GetOpenFileNameEvent (const QString &aResult) : OpenNativeDialogEvent (aResult, (QEvent::Type) TypeId) {} }; /** * QThread class reimplementation to open Win32 API native file dialog */ class Thread : public QThread { public: Thread (QWidget *aParent, QObject *aTarget, const QString &aStartWith, const QString &aFilters, const QString &aCaption) : mParent (aParent), mTarget (aTarget), mStartWith (aStartWith), mFilters (aFilters), mCaption (aCaption) {} virtual void run() { QString result; QString workDir; QString initSel; QFileInfo fi (mStartWith); if (fi.isDir()) workDir = mStartWith; else { workDir = fi.absolutePath(); initSel = fi.fileName(); } workDir = QDir::toNativeSeparators (workDir); if (!workDir.endsWith ("\\")) workDir += "\\"; QString title = mCaption.isNull() ? tr ("Select a file") : mCaption; QWidget *topParent = windowManager().realParentWindow(mParent ? mParent : windowManager().mainWindowShown()); QString winFilters = winFilter (mFilters); AssertCompile (sizeof (TCHAR) == sizeof (QChar)); TCHAR buf [1024]; if (initSel.length() > 0 && initSel.length() < sizeof (buf)) memcpy (buf, initSel.isNull() ? 0 : initSel.utf16(), (initSel.length() + 1) * sizeof (TCHAR)); else buf [0] = 0; OPENFILENAME ofn; memset (&ofn, 0, sizeof (OPENFILENAME)); ofn.lStructSize = sizeof (OPENFILENAME); ofn.hwndOwner = topParent ? topParent->winId() : 0; ofn.lpstrFilter = (TCHAR *)(winFilters.isNull() ? 0 : winFilters.utf16()); ofn.lpstrFile = buf; ofn.nMaxFile = sizeof (buf) - 1; ofn.lpstrInitialDir = (TCHAR *)(workDir.isNull() ? 0 : workDir.utf16()); ofn.lpstrTitle = (TCHAR *)(title.isNull() ? 0 : title.utf16()); ofn.Flags = (OFN_NOCHANGEDIR | OFN_HIDEREADONLY | OFN_EXPLORER | OFN_ENABLEHOOK | OFN_FILEMUSTEXIST | OFN_PATHMUSTEXIST); ofn.lpfnHook = OFNHookProc; if (GetOpenFileName (&ofn)) { result = QString::fromUtf16 ((ushort *) ofn.lpstrFile); } // qt_win_eatMouseMove(); MSG msg = {0, 0, 0, 0, 0, 0, 0}; while (PeekMessage (&msg, 0, WM_MOUSEMOVE, WM_MOUSEMOVE, PM_REMOVE)); if (msg.message == WM_MOUSEMOVE) PostMessage (msg.hwnd, msg.message, 0, msg.lParam); result = result.isEmpty() ? result : QFileInfo (result).absoluteFilePath(); QApplication::postEvent (mTarget, new GetOpenFileNameEvent (result)); } private: QWidget *mParent; QObject *mTarget; QString mStartWith; QString mFilters; QString mCaption; }; if (aSelectedFilter) *aSelectedFilter = QString::null; /* Local event loop to run while waiting for the result from another * thread */ QEventLoop loop; QString startWith = QDir::toNativeSeparators (aStartWith); LoopObject loopObject ((QEvent::Type) GetOpenFileNameEvent::TypeId, loop); if (aParent) aParent->setWindowModality (Qt::WindowModal); Thread openDirThread (aParent, &loopObject, startWith, aFilters, aCaption); openDirThread.start(); loop.exec(); openDirThread.wait(); if (aParent) aParent->setWindowModality (Qt::NonModal); return QStringList() << loopObject.result(); #elif defined (VBOX_WS_X11) && (QT_VERSION < 0x040400) /* Here is workaround for Qt4.3 bug with QFileDialog which crushes when * gets initial path as hidden directory if no hidden files are shown. * See http://trolltech.com/developer/task-tracker/index_html?method=entry&id=193483 * for details */ QFileDialog dlg (aParent); dlg.setWindowTitle (aCaption); dlg.setDirectory (aStartWith); dlg.setFilter (aFilters); if (aSingleFile) dlg.setFileMode (QFileDialog::ExistingFile); else dlg.setFileMode (QFileDialog::ExistingFiles); if (aSelectedFilter) dlg.selectFilter (*aSelectedFilter); dlg.setResolveSymlinks (aResolveSymlinks); QAction *hidden = dlg.findChild <QAction*> ("qt_show_hidden_action"); if (hidden) { hidden->trigger(); hidden->setVisible (false); } return dlg.exec() == QDialog::Accepted ? dlg.selectedFiles() : QStringList() << QString::null; #elif defined (VBOX_WS_MAC) && (QT_VERSION >= 0x040600) && (QT_VERSION < 0x050000) /* After 4.5 exec ignores the Qt::Sheet flag. * See "New Ways of Using Dialogs" in http://doc.trolltech.com/qq/QtQuarterly30.pdf why. * We want the old behavior for file-save dialog. Unfortunately there is a bug in Qt 4.5.x * which result in showing the native & the Qt dialog at the same time. */ QFileDialog dlg(aParent); dlg.setWindowTitle(aCaption); /* Some predictive algorithm which seems missed in native code. */ QDir dir(aStartWith); while (!dir.isRoot() && !dir.exists()) dir = QDir(QFileInfo(dir.absolutePath()).absolutePath()); const QString strDirectory = dir.absolutePath(); if (!strDirectory.isNull()) dlg.setDirectory(strDirectory); if (strDirectory != aStartWith) dlg.selectFile(QFileInfo(aStartWith).absoluteFilePath()); dlg.setNameFilter(aFilters); if (aSingleFile) dlg.setFileMode(QFileDialog::ExistingFile); else dlg.setFileMode(QFileDialog::ExistingFiles); if (aSelectedFilter) dlg.selectFilter(*aSelectedFilter); dlg.setResolveSymlinks(aResolveSymlinks); QEventLoop eventLoop; QObject::connect(&dlg, SIGNAL(finished(int)), &eventLoop, SLOT(quit())); dlg.open(); eventLoop.exec(); return dlg.result() == QDialog::Accepted ? dlg.selectedFiles() : QStringList() << QString(); #else QFileDialog::Options o; if (!aResolveSymlinks) o |= QFileDialog::DontResolveSymlinks; # if defined (VBOX_WS_X11) /** @todo see http://bugs.kde.org/show_bug.cgi?id=210904, make it conditional * when this bug is fixed (xtracker 5167) * Apparently not necessary anymore (xtracker 5748)! */ // if (vboxGlobal().isKWinManaged()) // o |= QFileDialog::DontUseNativeDialog; # endif if (aSingleFile) return QStringList() << QFileDialog::getOpenFileName (aParent, aCaption, aStartWith, aFilters, aSelectedFilter, o); else return QFileDialog::getOpenFileNames (aParent, aCaption, aStartWith, aFilters, aSelectedFilter, o); #endif }