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Diffstat (limited to 'muse_qt4_evolution/muse/widgets/filedialog.cpp')
| -rw-r--r-- | muse_qt4_evolution/muse/widgets/filedialog.cpp | 193 |
1 files changed, 193 insertions, 0 deletions
diff --git a/muse_qt4_evolution/muse/widgets/filedialog.cpp b/muse_qt4_evolution/muse/widgets/filedialog.cpp new file mode 100644 index 00000000..eec678f5 --- /dev/null +++ b/muse_qt4_evolution/muse/widgets/filedialog.cpp @@ -0,0 +1,193 @@ +//============================================================================= +// MusE +// Linux Music Editor +// $Id:$ +// +// Copyright (C) 2002-2006 by Werner Schweer and others +// +// This program is free software; you can redistribute it and/or modify +// it under the terms of the GNU General Public License version 2. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program; if not, write to the Free Software +// Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. +//============================================================================= + +#include "filedialog.h" +#include "../globals.h" + +//--------------------------------------------------------- +// MFileDialog +//--------------------------------------------------------- + +MFileDialog::MFileDialog(const QString& dir, + const QString& filter, QWidget* parent, bool /*writeFlag*/) + : QFileDialog(parent, QString(), dir, filter) + { + } + +//--------------------------------------------------------- +// getOpenFileName +//--------------------------------------------------------- + +QString getOpenFileName(const QString &startWith, + const QStringList& filters, QWidget* parent, const QString& name) + { + MFileDialog *dlg = new MFileDialog(startWith, QString::null, parent); + dlg->setFilters(filters); + dlg->setWindowTitle(name); + dlg->setFileMode(QFileDialog::ExistingFile); + QString result; + if (dlg->exec() == QDialog::Accepted) { + QStringList sl = dlg->selectedFiles(); + result = sl.at(0); + } + delete dlg; + return result; + } + +//--------------------------------------------------------- +// getSaveFileName +//--------------------------------------------------------- + +QString getSaveFileName(const QString &startWith, + const QStringList& filters, QWidget* parent, const QString& name) + { + MFileDialog *dlg = new MFileDialog(startWith, QString::null, parent, true); + dlg->setFilters(filters); + dlg->setWindowTitle(name); + dlg->setFileMode(QFileDialog::AnyFile); + QString result; + if (dlg->exec() == QDialog::Accepted) { + QStringList sl = dlg->selectedFiles(); + result = sl.at(0); + } + delete dlg; + return result; + } + +//--------------------------------------------------------- +// getImageFileName +//--------------------------------------------------------- + +QString getImageFileName(const QString& startWith, + const QStringList& filters, QWidget* parent, const QString& name) + { + QString initialSelection; + QString* workingDirectory = new QString(QDir::current().absolutePath()); + if (!startWith.isEmpty() ) { + QFileInfo fi(startWith); + if (fi.exists() && fi.isDir()) { + *workingDirectory = startWith; + } + else if (fi.exists() && fi.isFile()) { + *workingDirectory = fi.absolutePath(); + initialSelection = fi.absolutePath(); + } + } + MFileDialog *dlg = new MFileDialog(*workingDirectory, QString::null, + parent); + +//TD dlg->setContentsPreviewEnabled(true); +// ContentsPreview* preview = new ContentsPreview(dlg); +// dlg->setContentsPreview(preview, preview); +// dlg->setPreviewMode(QFileDialog::Contents); + + dlg->setWindowTitle(name); + dlg->setFilters(filters); + dlg->setFileMode(QFileDialog::ExistingFile); + QString result; + if (!initialSelection.isEmpty()) + dlg->selectFile(initialSelection); + if (dlg->exec() == QDialog::Accepted) { + QStringList sl = dlg->selectedFiles(); + result = sl.at(0); + } + delete dlg; + return result; + } + +//--------------------------------------------------------- +// fileOpen +// opens file "name" with extension "ext" in mode "mode" +// +// mode = "r" or "w" +// noError show no error if file was not found in "r" +// mode. Has no effect in "w" mode +// overwriteWarning +// warn in "w" mode, if file exists +//--------------------------------------------------------- + +QFile* fileOpen(QWidget* parent, QString name, const QString& ext, + QIODevice::OpenMode mode, bool overwriteWarning) + { + QFileInfo info(name); + + if (info.completeSuffix() == "") { + name += ext; + info.setFile(name); + } + if (mode == QIODevice::WriteOnly && overwriteWarning && info.exists()) { + QString s(QWidget::tr("File\n") + name + QWidget::tr("\nexists")); + int rv = QMessageBox::warning(parent, + QWidget::tr("MusE: write"), + s, + QWidget::tr("Overwrite"), + QWidget::tr("Quit"), QString::null, 0, 1); + switch(rv) { + case 0: // overwrite + break; + case 1: // quit + return 0; + } + } + QFile* file = new QFile(name); + if (!file->open(mode)) { + QString s(QWidget::tr("Open File\n") + name + QWidget::tr("\nfailed: ") + + QString(strerror(errno))); + QMessageBox::critical(parent, QWidget::tr("MusE: Open File"), s); + } + return file; + } + +//--------------------------------------------------------- +// MFile +//--------------------------------------------------------- + +MFile::MFile(const QString& _path, const QString& _ext) + : path(_path), ext(_ext) + { + f = 0; + } + +MFile::~MFile() + { + if (f) { + f->close(); + delete f; + } + } + +//--------------------------------------------------------- +// open +//--------------------------------------------------------- + +QFile* MFile::open(QIODevice::OpenMode mode, const QStringList& pattern, + QWidget* parent, bool warnIfOverwrite, const QString& caption) + { + QString name; + if (mode == QIODevice::ReadOnly) + name = getOpenFileName(path, pattern, parent, caption); + else + name = getSaveFileName(path, pattern, parent, caption); + if (name.isEmpty()) + return 0; + f = fileOpen(parent, name, ext, mode, warnIfOverwrite); + return f; + } + |