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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 <QSplitter>
#include <QHBoxLayout>
#include <QSqlQuery>
#include <QSortFilterProxyModel>
#include <QLocale>
#include <QHideEvent>
#include <QHoverEvent>
#include <QEvent>
#include <QHeaderView>
#include <QSettings>
#include <QMessageBox>
#include <QMenu>
#include <QFile>
#include "pictureswidget.h"
#include "mappingtreewidget.h"
#include "smtreeitem.h"
#include "helper.h"
#include "hoverwindow.h"
PicturesWidget::PicturesWidget(QWidget *parent) : QWidget(parent) {
//setup gui
QSplitter *splitter = new QSplitter;
mMappingTree = new MappingTreeWidget;
mPictureView = new PictureView;
connect(mMappingTree, SIGNAL(mappingChanged(int)), mPictureView, SLOT(mappingChanged(int)));
splitter->addWidget(mMappingTree);
splitter->addWidget(mPictureView);
splitter->setStretchFactor(0, 1);
splitter->setStretchFactor(1, 3);
//put it all togehter
QHBoxLayout *mainLayout = new QHBoxLayout;
mainLayout->addWidget(splitter);
setLayout(mainLayout);
}
PictureView::PictureView(QWidget *parent) : QTreeView(parent) {
//setup model
mModel = new PicFilesModel(QStringList() << tr("Filename") << tr("SizeNum") << tr("Format") << tr("Full Path") << tr("Id") << tr("Added") << tr("Md5Sum") << tr("Size"), this);
mProxy = new QSortFilterProxyModel(this);
mProxy->setSourceModel(mModel);
setModel(mProxy);
//read settings
QSettings s;
QByteArray pvHeader = s.value("ui/pvheader").toByteArray();
mCursorOffset = s.value("ui/cursoroffset").toInt();
if(!pvHeader.isEmpty()){
header()->restoreState(pvHeader);
}
//hover window
mHoverWin = new HoverWindow;
//misc settings
setSortingEnabled(true);
setAttribute(Qt::WA_Hover);
setSelectionMode(QAbstractItemView::ExtendedSelection);
setAlternatingRowColors(true);
setColumnHidden(1, true);
setColumnHidden(4, true);
}
void PictureView::mappingChanged(int mapping){
mModel->setMapping(mapping);
mModel->populate();
for(int i = 0; i < PicFilesModel::NumFields; ++i){
resizeColumnToContents(i);
}
}
void PictureView::deletePics(){
QModelIndexList sel = selectionModel()->selectedRows();
if(sel.isEmpty()){
return;
}
QString msg = QString(tr("Really delete %1 pics from archive?")).arg(sel.count());
int retval = QMessageBox::question(this, tr("Question"), msg, QMessageBox::Yes | QMessageBox::No);
if(retval == QMessageBox::No){
return;
}
QList<QPersistentModelIndex> real;
foreach(QModelIndex i, sel){
real << QPersistentModelIndex(mProxy->mapToSource(i));
}
mModel->removeFiles(real);
}
void PictureView::hideEvent(QHideEvent *){
QByteArray pvHeader = header()->saveState();
QSettings s;
s.setValue("ui/pvheader", pvHeader);
}
bool PictureView::event(QEvent *e){
QHoverEvent *hEvent = static_cast<QHoverEvent*>(e);
if(!hEvent){
return QTreeView::event(e);
}
QPoint hotSpot(hEvent->pos().x(), hEvent->pos().y() + mCursorOffset);
QModelIndex curIdx = indexAt(hotSpot);
if(e->type() == QEvent::HoverEnter || e->type() == QEvent::HoverMove){
if(!curIdx.isValid() || curIdx.column() != PicFilesModel::FileName){
mHoverWin->setVisible(false);
mCurHover = QModelIndex();
return true;
}
}
if(e->type() == QEvent::HoverEnter){
mCurHover = curIdx;
QPixmap pm;
pm.load(mCurHover.data(PicFilesModel::FullPathRole).toString());
mHoverWin->setPixmap(pm);
mHoverWin->setPos();
mHoverWin->setCaption(mCurHover.data().toString());
mHoverWin->setVisible(true);
return true;
}
if(e->type() == QEvent::HoverMove){
if(curIdx != mCurHover){
mCurHover = curIdx;
QPixmap pm;
pm.load(mCurHover.data(PicFilesModel::FullPathRole).toString());
mHoverWin->setPixmap(pm);
mHoverWin->setPos();
mHoverWin->setCaption(mCurHover.data().toString());
mHoverWin->setVisible(true);
return true;
}
}
return QTreeView::event(e);
}
void PictureView::contextMenuEvent(QContextMenuEvent *e){
QMenu ctxMenu;
ctxMenu.addActions(actions());
ctxMenu.exec(e->globalPos());
}
PicFilesModel::PicFilesModel(const QStringList &headers, QObject *parent) : SmTreeModel(headers, parent) {
//setup database
mDb = QSqlDatabase::database("treedb");
mPopulateQ = new QSqlQuery(mDb);
mPopulateQ->prepare("SELECT pics.tfilename, pics.isize, pics.tformat, pics.dtadded, pics.cmd5sum, pics.ipicsid FROM pics, pics_mappings WHERE pics_mappings.imapping_id = :mapid AND pics_mappings.ipics_id = pics.ipicsid ORDER BY pics.tfilename");
mDeleteFileQ = new QSqlQuery(mDb);
mDeleteFileQ->prepare("DELETE FROM pics WHERE ipicsid = :id");
}
QVariant PicFilesModel::data(const QModelIndex &index, int role) const {
if(role == Qt::FontRole){
if(index.column() == Md5Sum){
return QFont("courier");
}
}
if(role == Qt::ForegroundRole){
if(index.column() == SizeDisplay){
int fileSize = index.data(SizeRole).toInt();
if(fileSize > 1024 * 1024 * 1024){
return QColor(Qt::red);
}else{
return QColor(Qt::green);
}
}
}
SmTreeItem *item = itemAt(index);
if(role == FileNameRole){
return item->data(FileName);
}
if(role == SizeRole){
return item->data(Size);
}
if(role == MimeTypeRole){
return item->data(MimeType);
}
if(role == FullPathRole){
return item->data(FullPath);
}
if(role == IdRole){
return item->data(Id);
}
if(role == AddedRole){
return item->data(Added);
}
if(role == Md5SumRole){
return item->data(Md5Sum);
}
if(role == SizeDisplayRole){
return item->data(SizeDisplay);
}
return SmTreeModel::data(index, role);
}
void PicFilesModel::removeFiles(const QList<QPersistentModelIndex> &files){
foreach(QPersistentModelIndex pi, files){
mDeleteFileQ->bindValue(":id", pi.data(IdRole));
if(mDeleteFileQ->exec()){
QFile::remove(pi.data(FullPathRole).toString());
removeRows(pi.row(), 1, QModelIndex());
}
}
}
void PicFilesModel::populate(){
SmTreeItem *root = new SmTreeItem(NumFields);
mPopulateQ->bindValue(":mapid", mMappingId);
if(mPopulateQ->exec()){
while(mPopulateQ->next()){
QList<QVariant> data;
data << mPopulateQ->value(0) << mPopulateQ->value(1) << mPopulateQ->value(2); // Filename, size and Mime type
data << Helper::createArchivePath(mPopulateQ->value(0).toString(), mPopulateQ->value(4).toString()); // full path;
data << mPopulateQ->value(5) << mPopulateQ->value(3) << mPopulateQ->value(4); //Id, added and md5
QLocale l;
data << l.toString(mPopulateQ->value(1).toInt());
SmTreeItem *child = new SmTreeItem(data, root);
root->appendChild(child);
}
setRoot(root);
}
}
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