/************************************************************************** * Copyright (C) 2016 by Ilya Kotov * * forkotov02@hotmail.ru * * * * This program is free software; you can redistribute it and/or modify * * it under the terms of the GNU General Public License as published by * * the Free Software Foundation; either version 2 of the License, or * * (at your option) any later version. * * * * 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., * * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. * ***************************************************************************/ #include #include #include #include #include #include #include #include #include "twopanelfiledialogimpl.h" #define HISTORY_SIZE 8 /** * This variable has been copied from Qt library */ const char *qt_file_dialog_filter_reg_exp = "([a-zA-Z0-9 -]*)\\(([a-zA-Z0-9_.*? +;#\\-\\[\\]@\\{\\}/!<>\\$%&=^~:\\|]*)\\)$"; /** * This function has been copied from Qt library */ // Makes a list of filters from a normal filter string "Image Files (*.png *.jpg)" static QStringList qt_clean_filter_list(const QString &filter) { QRegExp regexp(QString::fromLatin1(qt_file_dialog_filter_reg_exp)); QString f = filter; int i = regexp.indexIn(f); if (i >= 0) f = regexp.cap(2); return f.split(QLatin1Char(' '), QString::SkipEmptyParts); } TwoPanelFileDialogImpl::TwoPanelFileDialogImpl(QWidget * parent) : QDialog(parent) { m_ui.setupUi(this); setAttribute(Qt::WA_QuitOnClose, false); m_mode = 0; m_dirModel = new QFileSystemModel(this); m_dirModel->setReadOnly(true); m_ui.dirListView->setModel(m_dirModel); m_dirModel->setRootPath(""); m_dirModel->setFilter(QDir::AllDirs | QDir::NoDot); m_dirModel->setNameFilterDisables (false); connect(m_ui.dirListView->selectionModel(), SIGNAL(selectionChanged (QItemSelection, QItemSelection)), SLOT(updateDirSelection (QItemSelection, QItemSelection))); connect(m_ui.fileListWidget, SIGNAL(itemSelectionChanged()), SLOT(updateFileSelection ())); QSettings settings(Qmmp::configFile(), QSettings::IniFormat); restoreGeometry(settings.value("TwoPanelFileDialog/geometry").toByteArray()); m_history = settings.value("TwoPanelFileDialog/history").toStringList(); m_ui.lookInComboBox->addItems(m_history); m_ui.lookInComboBox->setMaxCount(HISTORY_SIZE); QCompleter* dirCompleter = new QCompleter (m_dirModel, this); m_ui.lookInComboBox->setCompleter (dirCompleter); if(qApp->style()->styleHint(QStyle::SH_DialogButtonBox_ButtonsHaveIcons, 0, this)) { m_ui.playButton->setIcon(qApp->style()->standardIcon(QStyle::SP_MediaPlay)); m_ui.addButton->setIcon(qApp->style()->standardIcon(QStyle::SP_DialogOpenButton)); m_ui.closeButton->setIcon(qApp->style()->standardIcon(QStyle::SP_DialogCloseButton)); } } TwoPanelFileDialogImpl::~TwoPanelFileDialogImpl() { } QStringList TwoPanelFileDialogImpl::selectedFiles() const { QStringList l; if (m_mode == FileDialog::SaveFile) { QModelIndexList indexes = m_ui.dirListView->selectionModel()->selectedRows(0); if(!indexes.isEmpty() && indexes.first().isValid()) { l << m_dirModel->filePath(indexes.first()) + "/" + m_ui.fileNameLineEdit->text(); } } else if(m_mode == FileDialog::AddDir || m_mode == FileDialog::AddDirs) { foreach (QModelIndex index, m_ui.dirListView->selectionModel()->selectedRows(0)) { if(index.isValid() && (m_dirModel->fileName(index) != "..")) { l << m_dirModel->filePath(index); } } } else { foreach (QListWidgetItem *item, m_ui.fileListWidget->selectedItems()) { l << item->data(Qt::UserRole).toString(); } } return l; } void TwoPanelFileDialogImpl::updateDirSelection(const QItemSelection &s, const QItemSelection &) { m_ui.fileListWidget->clear(); if(m_mode == FileDialog::AddDir || m_mode == FileDialog::AddDirs) { m_ui.addButton->setEnabled(!selectedFiles().isEmpty()); return; } if(s.indexes().isEmpty()) return; QModelIndex index = s.indexes().first(); if(index.isValid()) updateFileList(m_dirModel->filePath(index)); } void TwoPanelFileDialogImpl::updateFileSelection () { QStringList paths = selectedFiles(); if(paths.isEmpty()) { m_ui.fileNameLineEdit->clear(); m_ui.addButton->setEnabled(false); m_ui.playButton->setEnabled(false); return; } QStringList names; foreach(QString path, paths) { QString name = QFileInfo(path).fileName(); if (!names.contains(name)) names << name; } QString str; if (names.size() == 1) str = names.at(0); else { str = names.join ("\" \""); str.append("\""); str.prepend("\""); } if (!m_ui.fileNameLineEdit->hasFocus()) m_ui.fileNameLineEdit->setText(str); m_ui.addButton->setEnabled(true); m_ui.playButton->setEnabled(false); if(m_mode == FileDialog::AddFiles || m_mode == FileDialog::AddDirsFiles || m_mode == FileDialog::AddFile || m_mode == FileDialog::PlayDirsFiles) { foreach(str, paths) { if(QFileInfo(str).isFile()) { m_ui.playButton->setEnabled(true); break; } } } } void TwoPanelFileDialogImpl::on_dirListView_doubleClicked(const QModelIndex &ind) { if (!ind.isValid()) return; QFileInfo info = m_dirModel->fileInfo(ind); QModelIndex rootIndex = m_dirModel->setRootPath(info.canonicalFilePath()); if(rootIndex.isValid()) { m_ui.dirListView->setRootIndex(rootIndex); m_ui.lookInComboBox->setEditText(m_dirModel->filePath(rootIndex)); } /*{ QFileInfo info = m_model->fileInfo(ind); if (info.isDir()) { fileListView->setRootIndex(ind); lookInComboBox->setEditText(m_model->filePath(ind)); fileListView->selectionModel()->clear (); //treeView->setRootIndex(ind); //treeView->selectionModel()->clear (); //m_model->setRootPath(m_model->filePath(ind)); } else { QStringList l; l << m_model->filePath(ind); addToHistory(l[0]); addFiles(l); } }*/ } void TwoPanelFileDialogImpl::on_lookInComboBox_activated(const QString &path) { /*if (QDir(path).exists ()) { fileListView->setRootIndex(m_model->index(path)); treeView->setRootIndex(m_model->index(path)); m_model->setRootPath(path); }*/ } /*void TwoPanelFileDialogImpl::on_fileListView_doubleClicked(const QModelIndex& ind) { if (ind.isValid()) { QFileInfo info = m_model->fileInfo(ind); if (info.isDir()) { fileListView->setRootIndex(ind); lookInComboBox->setEditText(m_model->filePath(ind)); fileListView->selectionModel()->clear (); //treeView->setRootIndex(ind); //treeView->selectionModel()->clear (); //m_model->setRootPath(m_model->filePath(ind)); } else { QStringList l; l << m_model->filePath(ind); addToHistory(l[0]); addFiles(l); } } }*/ void TwoPanelFileDialogImpl::on_fileNameLineEdit_textChanged (const QString &text) { /*if (m_mode == FileDialog::SaveFile) { addPushButton->setEnabled(!text.isEmpty()); return; } QModelIndex index; if (text.startsWith("/")) index = m_model->index(text); else index = m_model->index(m_model->filePath(fileListView->rootIndex()) + "/" + text); if (!index.isValid() || !fileNameLineEdit->hasFocus()) return; fileListView->selectionModel()->clear(); fileListView->selectionModel()->select(index, QItemSelectionModel::Select);*/ } void TwoPanelFileDialogImpl::on_addButton_clicked() { QStringList l = selectedFiles(); if(!l.isEmpty()) { addToHistory(l.first()); addFiles(l, false); } } void TwoPanelFileDialogImpl::on_playButton_clicked() { QStringList l = selectedFiles(); if(!l.isEmpty()) { addToHistory(l.first()); addFiles(l, true); } } void TwoPanelFileDialogImpl::setModeAndMask(const QString& path, FileDialog::Mode m, const QStringList& mask) { m_mode = m; m_ui.dirListView->clearSelection(); m_ui.fileTypeComboBox->clear(); QFileInfo info(path); QString fileName; if(info.isFile()) { fileName = info.fileName(); info = QFileInfo(info.absolutePath()); } if(!info.exists()) { info = QFileInfo(QDir::homePath()); fileName.clear(); } if (m_dirModel->filePath(m_ui.dirListView->rootIndex()) != info.absolutePath()) { m_dirModel->setRootPath(info.path()); m_ui.dirListView->setRootIndex(m_dirModel->index(info.absolutePath())); m_ui.dirListView->setCurrentIndex(m_dirModel->index(info.absoluteFilePath())); m_ui.dirListView->selectionModel()->selectedRows(m_ui.dirListView->currentIndex().row()); } m_ui.lookInComboBox->setEditText(info.canonicalFilePath()); m_ui.fileNameLineEdit->setText(fileName); m_ui.addButton->setEnabled(!fileName.isEmpty()); m_ui.playButton->setVisible(m == FileDialog::PlayDirsFiles); switch (m) { case FileDialog::AddFile: case FileDialog::AddFiles: case FileDialog::AddDirsFiles: case FileDialog::PlayDirsFiles: { m_ui.fileListWidget->setVisible(true); m_ui.addButton->setText(tr("Add")); m_ui.fileTypeComboBox->clear(); m_ui.fileTypeComboBox->addItems(mask); m_ui.fileTypeComboBox->setEnabled(true); on_fileTypeComboBox_activated(0); m_ui.dirListView->setSelectionMode(QAbstractItemView::SingleSelection); if(m == FileDialog::AddFile) m_ui.fileListWidget->setSelectionMode(QAbstractItemView::SingleSelection); else m_ui.fileListWidget->setSelectionMode (QAbstractItemView::ExtendedSelection); break; } case FileDialog::AddDir: case FileDialog::AddDirs: { m_ui.fileListWidget->setVisible(false); m_ui.addButton->setText(tr("Add")); m_ui.fileTypeComboBox->clear(); m_ui.fileTypeComboBox->addItem(tr("Directories")); m_ui.fileTypeComboBox->setEnabled(false); if(m == FileDialog::AddDir) m_ui.dirListView->setSelectionMode(QAbstractItemView::SingleSelection); else m_ui.dirListView->setSelectionMode (QAbstractItemView::ExtendedSelection); break; } case FileDialog::SaveFile: { m_ui.fileListWidget->setVisible(false); m_ui.addButton->setText(tr("Save")); m_ui.fileTypeComboBox->clear(); m_ui.fileTypeComboBox->addItems(mask); m_ui.fileTypeComboBox->setEnabled(true); on_fileTypeComboBox_activated(0); m_ui.dirListView->setSelectionMode(QAbstractItemView::SingleSelection); m_ui.fileListWidget->setSelectionMode(QAbstractItemView::SingleSelection); break; } default: ; } } void TwoPanelFileDialogImpl::on_fileTypeComboBox_activated(int index) { m_filters = qt_clean_filter_list(m_ui.fileTypeComboBox->itemText(index)); m_ui.fileListWidget->clear(); QModelIndexList indexes = m_ui.dirListView->selectionModel()->selectedRows(0); if(!indexes.isEmpty() && indexes.first().isValid()) updateFileList(m_dirModel->filePath(indexes.first())); } void TwoPanelFileDialogImpl::updateFileList(const QString &path) { m_ui.fileListWidget->clear(); QDir dir(path); dir.setFilter(QDir::Files | QDir::Hidden | QDir::NoSymLinks); dir.setSorting(QDir::Name); foreach (QFileInfo info, dir.entryInfoList(m_filters)) { QListWidgetItem *item = new QListWidgetItem(info.fileName()); item->setIcon(m_dirModel->iconProvider()->icon(info)); item->setData(Qt::UserRole, info.absoluteFilePath()); m_ui.fileListWidget->addItem(item); } } void TwoPanelFileDialogImpl::hideEvent (QHideEvent *event) { QSettings settings(Qmmp::configFile(), QSettings::IniFormat); settings.setValue("TwoPanelFileDialog/geometry", saveGeometry()); settings.setValue("TwoPanelFileDialog/history", m_history); QWidget::hideEvent(event); } void TwoPanelFileDialogImpl::addToHistory(const QString &path) { QString path_copy = path; if (path_copy.endsWith('/')) path_copy.remove(path.size()-1, 1); QString dir_path = path.left(path_copy.lastIndexOf ('/')); m_history.removeAll(dir_path); m_history.prepend(dir_path); while ( m_history.size() > HISTORY_SIZE) m_history.removeLast(); m_ui.lookInComboBox->clear(); m_ui.lookInComboBox->addItems(m_history); } void TwoPanelFileDialogImpl::addFiles(const QStringList &list, bool play) { if (!isModal()) { emit filesSelected(list, play); accept(); } else if (m_mode == FileDialog::SaveFile) { //check file extension QString f_name = m_ui.fileNameLineEdit->text(); bool contains = false; foreach(QString str, qt_clean_filter_list(m_ui.fileTypeComboBox->currentText())) { QRegExp regExp(str); regExp.setPatternSyntax(QRegExp::Wildcard); if (f_name.contains(regExp)) { contains = true; break; } } //add extensio to file name if (!contains) { QString ext = qt_clean_filter_list(m_ui.fileTypeComboBox->currentText())[0]; ext.remove("*"); if (!ext.isEmpty() && ext != ".") { f_name.append(ext); qDebug("TwoPanelFileDialogImpl: added file extension"); m_ui.fileNameLineEdit->setText(f_name); return; } } QFileInfo info(list[0]); if (info.exists()) { if (QMessageBox::question (this, windowTitle (), tr("%1 already exists.\nDo you want to replace it?") .arg(m_ui.fileNameLineEdit->text()), QMessageBox::Ok | QMessageBox::Cancel) == QMessageBox::Ok) accept(); else return; } accept(); } else accept(); }