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/*
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.
*/
#include <QDirModel>
#include <QTreeView>
#include <QSettings>
#include <QDir>
#include <QSplitter>
#include <QVBoxLayout>
#include <QHBoxLayout>
#include <QLineEdit>
#include <QLabel>
#include <QCompleter>
#include <QDebug>
#include "filesystemwidget.h"
#include "filesystemdirproxy.h"
#include "fileview.h"
#include "shemoviconprovider.h"
#include "filesystemfileproxy.h"
FilesystemWidget::FilesystemWidget(QWidget *parent) : QWidget(parent) {
mModel = new QDirModel;
mModel->setFilter(QDir::AllEntries | QDir::NoDotAndDotDot);
mModel->setSorting(QDir::DirsFirst | QDir::IgnoreCase);
SheMovIconProvider *p = new SheMovIconProvider;
mModel->setIconProvider(p);
mDirProxy = new FilesystemDirProxy;
mDirProxy->setSourceModel(mModel);
mDirView = new QTreeView;
mDirView->setModel(mDirProxy);
mDirView->setColumnHidden(1, true);
mDirView->setColumnHidden(2, true);
mDirView->setColumnHidden(3, true);
mDirView->setRootIsDecorated(false);
mDirView->setSelectionMode(QAbstractItemView::SingleSelection);
mFileView = new FileView;
mFileProxy = new FilesystemFileProxy;
mFileProxy->setSourceModel(mModel);
mFileView->setModel(mFileProxy);
mFileView->setSortingEnabled(true);
mFileView->sortByColumn(0, Qt::AscendingOrder);
QWidget *fileWidget = new QWidget;
QHBoxLayout *directoryEdit = new QHBoxLayout;
QLabel *dirLabel = new QLabel(tr("&Directory"));
mDirEdit = new QLineEdit;
QCompleter *completer = new QCompleter(this);
completer->setModel(mModel);
completer->setCompletionMode(QCompleter::PopupCompletion);
mDirEdit->setCompleter(completer);
dirLabel->setBuddy(mDirEdit);
directoryEdit->addWidget(dirLabel);
directoryEdit->addWidget(mDirEdit);
QVBoxLayout *fwLayout = new QVBoxLayout;
fwLayout->addLayout(directoryEdit);
fwLayout->addWidget(mFileView);
fileWidget->setLayout(fwLayout);
connect(mDirView->selectionModel(), SIGNAL(currentChanged(const QModelIndex &, const QModelIndex &)), this, SLOT(directoryChanged(const QModelIndex &, const QModelIndex &)));
connect(mFileView, SIGNAL(activated(const QModelIndex &)), this, SLOT(fileViewActivated(const QModelIndex &)));
connect(mFileView, SIGNAL(upDir()), this, SLOT(parentDir()));
connect(mDirEdit, SIGNAL(returnPressed()), this, SLOT(directoryEdited()));
QSettings s;
QString startDir = s.value("paths/start", QDir::homePath()).toString();
QModelIndex startIndex = mModel->index(startDir);
if(startIndex.isValid()){
QModelIndex proxyIndex = mDirProxy->mapFromSource(startIndex);
mDirView->setCurrentIndex(proxyIndex);
mDirView->setExpanded(proxyIndex, true);
QModelIndex parent = proxyIndex.parent();
do {
mDirView->setExpanded(parent, true);
parent = parent.parent();
}while(parent.isValid());
}
mFileView->resizeColumnToContents(0);
QVBoxLayout *mainLayout = new QVBoxLayout;
QSplitter *splitter = new QSplitter;
splitter->addWidget(mDirView);
splitter->addWidget(fileWidget);
splitter->setStretchFactor(0, 1);
splitter->setStretchFactor(1, 2);
mainLayout->addWidget(splitter);
setLayout(mainLayout);
}
void FilesystemWidget::directoryChanged(const QModelIndex &selected, const QModelIndex &deselected){
QModelIndex real = mDirProxy->mapToSource(selected);
if(!real.isValid()){
return;
}
mDirEdit->setText(mModel->filePath(real));
QModelIndex oldSelected = mDirProxy->mapToSource(deselected);
mFileView->setCurrentIndex(mFileProxy->mapFromSource(oldSelected));
mFileView->setRootIndex(mFileProxy->mapFromSource(real));
}
void FilesystemWidget::directoryEdited(){
QString path = mDirEdit->text();
if(path.isEmpty()){
return;
}
QModelIndex index = mModel->index(path);
if(index.isValid()){
mDirView->setCurrentIndex(mDirProxy->mapFromSource(index));
}
}
void FilesystemWidget::fileViewActivated(const QModelIndex &idx){
QModelIndex real = mFileProxy->mapToSource(idx);
if(mModel->isDir(real)){
mDirView->setCurrentIndex(mDirProxy->mapFromSource(real));
return;
}
}
void FilesystemWidget::parentDir(){
QModelIndex idx = mDirView->currentIndex();
if(idx.parent().isValid()){
mDirView->setCurrentIndex(idx.parent());
}
}
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