/* Copyright (C) 2014 J.F.Dockes
* 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.,
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#include <QToolButton>
#include <QTabBar>
#include <QIcon>
#include <QTimer>
#include <QShortcut>
#include <QLineEdit>
#include "dirbrowser.h"
#include "HelperStructs/Helper.h"
#include "upadapt/upputils.h"
DirBrowser::DirBrowser(QWidget *parent, Playlist *pl)
: QWidget(parent), ui(new Ui::DirBrowser), m_pl(pl), m_insertactive(false)
{
QKeySequence seq;
QShortcut *sc;
ui->setupUi(this);
ui->searchFrame->hide();
ui->tabs->setTabsClosable(true);
QToolButton *plusbut = new QToolButton(this);
QString icon_path = Helper::getIconPath();
QIcon icon = QIcon(icon_path + "/addtab.png");
plusbut->setIcon(icon);
ui->tabs->setCornerWidget(plusbut, Qt::TopRightCorner);
plusbut->setCursor(Qt::ArrowCursor);
plusbut->setAutoRaise(true);
plusbut->setToolTip(tr("Add tab"));
connect(plusbut, SIGNAL(clicked()), this, SLOT(addTab()));
seq = QKeySequence("Ctrl+t");
sc = new QShortcut(seq, this);
connect(sc, SIGNAL (activated()), this, SLOT(addTab()));
seq = QKeySequence("Ctrl+w");
sc = new QShortcut(seq, this);
connect(sc, SIGNAL (activated()), this, SLOT(closeCurrentTab()));
connect(ui->tabs, SIGNAL(currentChanged(int)),
this, SLOT(onCurrentTabChanged(int)));
connect(ui->tabs, SIGNAL(tabCloseRequested(int)),
this, SLOT(closeTab(int)));
icon = QIcon(icon_path + "/cross.png");
ui->closeSearchTB->setIcon(icon);
connect(ui->closeSearchTB, SIGNAL(clicked()),
this, SLOT(closeSearchPanel()));
seq = QKeySequence("Ctrl+f");
sc = new QShortcut(seq, this);
connect(sc, SIGNAL (activated()), this, SLOT(openSearchPanel()));
seq = QKeySequence("/");
sc = new QShortcut(seq, this);
connect(sc, SIGNAL (activated()), this, SLOT(openSearchPanel()));
seq = QKeySequence("Esc");
sc = new QShortcut(seq, this);
connect(sc, SIGNAL (activated()), this, SLOT(closeSearchPanel()));
seq = QKeySequence(Qt::Key_F3);
sc = new QShortcut(seq, this);
connect(sc, SIGNAL(activated()), this, SLOT(searchNext()));
seq = QKeySequence(Qt::SHIFT + Qt::Key_F3);
sc = new QShortcut(seq, this);
connect(sc, SIGNAL(activated()), this, SLOT(searchPrev()));
connect(ui->searchCMB->lineEdit(), SIGNAL(textChanged(const QString&)),
this, SLOT(onSearchTextChanged(const QString&)));
connect(ui->nextTB, SIGNAL(clicked()), this, SLOT(searchNext()));
connect(ui->prevTB, SIGNAL(clicked()), this, SLOT(searchPrev()));
connect(ui->searchCMB->lineEdit(), SIGNAL(returnPressed()),
this, SLOT(returnPressedInSearch()));
seq = QKeySequence("Ctrl+s");
sc = new QShortcut(seq, this);
connect(sc, SIGNAL(activated()), this, SLOT(toggleSearchKind()));
connect(ui->serverSearchCB, SIGNAL(stateChanged(int)),
this, SLOT(onSearchKindChanged(int)));
connect(ui->execSearchPB, SIGNAL(clicked()), this, SLOT(serverSearch()));
onSearchKindChanged(int(ui->serverSearchCB->checkState()));
ui->execSearchPB->hide();
setPlaylist(pl);
}
void DirBrowser::setPlaylist(Playlist *pl)
{
m_pl = pl;
for (int i = 0; i < ui->tabs->count(); i++) {
setupTabConnections(i);
}
connect(m_pl, SIGNAL(insertDone()), this, SLOT(onInsertDone()));
}
void DirBrowser::setStyleSheet(bool dark)
{
for (int i = 0; i < ui->tabs->count(); i++) {
QWidget *tw = ui->tabs->widget(i);
if (tw) {
CDBrowser *cdb = tw->findChild<CDBrowser*>();
if (cdb) {
cdb->setStyleSheet(dark);
}
}
}
}
void DirBrowser::addTab()
{
QWidget *tab = new QWidget(this);
tab->setObjectName(QString::fromUtf8("tab"));
QVBoxLayout* vl = new QVBoxLayout(tab);
CDBrowser *cdb = new CDBrowser(tab);
cdb->setObjectName(QString::fromUtf8("cdBrowser"));
setupTabConnections(cdb);
vl->addWidget(cdb);
ui->tabs->addTab(tab, QString());
ui->tabs->setCurrentIndex(ui->tabs->count() -1);
}
void DirBrowser::closeCurrentTab()
{
closeTab(ui->tabs->currentIndex());
}
void DirBrowser::closeTab(int i)
{
if (m_insertactive || ui->tabs->count() <= 1)
return;
QWidget *w = ui->tabs->widget(i);
ui->tabs->removeTab(i);
delete w;
}
// Adjust the search panel according the the server caps for the
// active tab
void DirBrowser::onCurrentTabChanged(int)
{
CDBrowser *cdb = currentBrowser();
set<string> caps;
if (cdb)
cdb->getSearchCaps(caps);
while(ui->propsCMB->count())
ui->propsCMB->removeItem(0);
if (caps.empty()) {
ui->serverSearchCB->setCheckState(Qt::Unchecked);
ui->serverSearchCB->setEnabled(false);
} else {
ui->serverSearchCB->setEnabled(true);
QString scs;
vector<pair<string, string> > props;
props.push_back(pair<string,string>("upnp:artist", "Artist"));
props.push_back(pair<string,string>("upnp:album", "Album"));
props.push_back(pair<string,string>("dc:title", "Title"));
props.push_back(pair<string,string>("upnp:genre", "Genre"));
for (auto it = props.begin(); it != props.end(); it++) {
if (caps.find("*") != caps.end() ||
caps.find(it->first) != caps.end()) {
ui->propsCMB->addItem(u8s2qs(it->second),
QVariant(u8s2qs(it->first)));
}
scs += u8s2qs(it->first.c_str()) + " ";
}
qDebug() << "Search caps: " << scs;
onSearchKindChanged(ui->serverSearchCB->checkState());
}
}
void DirBrowser::changeTabTitle(QWidget *w, const QString& tt)
{
int i = ui->tabs->indexOf((QWidget*)w->parent());
if (i >= 0) {
ui->tabs->setTabText(i, tt);
} else {
qDebug() << "changeTabTitle: Widget not found in tabs: " << w;
}
}
// Any of the tabs searchcaps changed. Update the current one just in case.
void DirBrowser::onSearchcapsChanged()
{
onCurrentTabChanged(-1);
}
void DirBrowser::openSearchPanel()
{
onCurrentTabChanged(-1);
ui->searchFrame->show();
ui->searchCMB->lineEdit()->setFocus();
ui->searchCMB->lineEdit()->selectAll();
}
void DirBrowser::closeSearchPanel()
{
QString text = ui->searchCMB->lineEdit()->text();
if (ui->searchCMB->findText(text))
ui->searchCMB->insertItem(0, text);
ui->searchFrame->hide();
}
void DirBrowser::showSearchPanel(bool yes)
{
if (yes)
openSearchPanel();
else
closeSearchPanel();
}
void DirBrowser::toggleSearchKind()
{
if (!ui->serverSearchCB->isEnabled())
return;
if (ui->serverSearchCB->checkState()) {
ui->serverSearchCB->setCheckState(Qt::Unchecked);
} else {
ui->serverSearchCB->setCheckState(Qt::Checked);
}
onSearchKindChanged(ui->serverSearchCB->checkState());
}
void DirBrowser::onSearchKindChanged(int state)
{
if (state == Qt::Unchecked) {
// ui->propsCMB->hide();
ui->propsCMB->setEnabled(false);
ui->execSearchPB->hide();
ui->execSearchPB->setEnabled(false);
ui->nextTB->show();
ui->nextTB->setEnabled(true);
ui->prevTB->show();
ui->prevTB->setEnabled(true);
} else {
// ui->propsCMB->show();
ui->propsCMB->setEnabled(true);
ui->execSearchPB->show();
ui->execSearchPB->setEnabled(true);
ui->nextTB->hide();
ui->nextTB->setEnabled(false);
ui->prevTB->hide();
ui->prevTB->setEnabled(false);
}
}
void DirBrowser::onSearchTextChanged(const QString& text)
{
if (!ui->propsCMB->isEnabled()) {
if (!text.isEmpty()) {
doSearch(text, false);
}
}
}
void DirBrowser::searchNext()
{
doSearch(ui->searchCMB->currentText(), false);
}
void DirBrowser::searchPrev()
{
doSearch(ui->searchCMB->currentText(), true);
}
void DirBrowser::returnPressedInSearch()
{
if (ui->propsCMB->isEnabled()) {
serverSearch();
} else {
QString text = ui->searchCMB->lineEdit()->text();
if (ui->searchCMB->findText(text))
ui->searchCMB->insertItem(0, text);
searchNext();
}
}
void DirBrowser::serverSearch()
{
QString text = ui->searchCMB->lineEdit()->text();
int i = ui->propsCMB->currentIndex();
string prop = qs2utf8s(ui->propsCMB->itemData(i).toString());
if (text != "") {
string iss = qs2utf8s(text);
string ss(prop);
ss += " contains \"";
for (unsigned i = 0; i < iss.size(); i++) {
if (iss[i] == '"' || iss[i] == '\\')
ss += string("\\");
ss += iss[i];
}
ss += '"';
CDBrowser *cdb = currentBrowser();
if (cdb)
cdb->search(ss);
}
}
// Perform text search in current tab.
// @param next if true, we look for the next match of the
// current search, trying to advance and possibly wrapping around. Else is
// false, the search string has been modified, we search for the new string,
// starting from the current position
void DirBrowser::doSearch(const QString& text, bool reverse)
{
qDebug() << "DirBrowser::doSearch: text " << text << " reverse " << reverse;
CDBrowser *cdb = currentBrowser();
if (cdb == 0) {
return;
}
QWebPage::FindFlags options = QWebPage::FindWrapsAroundDocument;
if (reverse)
options |= QWebPage::FindBackward;
cdb->findText(text, options);
}
void DirBrowser::setInsertActive(bool onoff)
{
m_insertactive = onoff;
}
bool DirBrowser::insertActive()
{
return m_insertactive;
}
CDBrowser *DirBrowser::currentBrowser()
{
QWidget *tw = ui->tabs->currentWidget();
if (tw == 0)
return 0;
return tw->findChild<CDBrowser*>();
}
void DirBrowser::setupTabConnections(int i)
{
QWidget *tw = ui->tabs->widget(i);
CDBrowser *cdb;
if (tw) {
cdb = tw->findChild<CDBrowser*>();
} else {
qDebug() << "Tab " << i << " not found";
}
if (!cdb) {
qDebug() << "Tab " << i << " has no browser child";
return;
}
setupTabConnections(cdb);
}
void DirBrowser::setupTabConnections(CDBrowser *cdb)
{
cdb->setDirBrowser(this);
disconnect(cdb, SIGNAL(sig_now_in(QWidget *, const QString&)), 0, 0);
connect(cdb, SIGNAL(sig_now_in(QWidget *, const QString&)),
this, SLOT(changeTabTitle(QWidget *, const QString&)));
disconnect(cdb, SIGNAL(sig_tracks_to_playlist(const MetaDataList&)), 0, 0);
connect(cdb, SIGNAL(sig_tracks_to_playlist(const MetaDataList&)),
m_pl, SLOT(psl_add_tracks(const MetaDataList&)));
disconnect(cdb, SIGNAL(sig_searchcaps_changed()), 0, 0);
connect(cdb, SIGNAL(sig_searchcaps_changed()),
this, SLOT(onSearchcapsChanged()));
disconnect(cdb,
SIGNAL(sig_browse_in_new_tab(QString,
std::vector<CDBrowser::CtPathElt>)),
0, 0);
connect(cdb,
SIGNAL(sig_browse_in_new_tab(QString,
std::vector<CDBrowser::CtPathElt>)),
this, SLOT(onBrowseInNewTab(QString,
std::vector<CDBrowser::CtPathElt>)));
}
void DirBrowser::onBrowseInNewTab(QString UDN,
vector<CDBrowser::CtPathElt> path)
{
//qDebug() << "onBrowseInNewTab(): " << UDN;
addTab();
CDBrowser *cdb = currentBrowser();
if (cdb)
cdb->browseIn(UDN, path);
}