vcs.maemo.org Git - vlc-remote/blob - playlistmainwindow.cpp

   1 /*   VLC-REMOTE for MAEMO 5
   2  *   Copyright (C) 2010 Schutz Sacha <istdasklar@gmail.com>
   3  *   This program is free software; you can redistribute it and/or modify
   4  *   it under the terms of the GNU General Public License version 2,
   5  *   or (at your option) any later version, as published by the Free
   6  *   Software Foundation
   7  *
   8  *   This program is distributed in the hope that it will be useful,
   9  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
  10  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11  *   GNU General Public License for more details
  12  *
  13  *   You should have received a copy of the GNU General Public
  14  *   License along with this program; if not, write to the
  15  *   Free Software Foundation, Inc.,
  16  *   51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
  17  */
  18 #include "playlistmainwindow.h"
  19 #include "ui_playlistmainwindow.h"
  20 #include <QPushButton>
  21 #include <QSettings>
  22 #include "configdialog.h"
  23 #include "aboutdialog.h"
  24 #include "accountdialog.h"
  25
  26 PlayListMainWindow::PlayListMainWindow(QWidget *parent) :
  27         QMainWindow(parent),
  28         ui(new Ui::PlayListMainWindow)
  29 {
  30
  31     ui->setupUi(this);
  32     mTimer = new QTimer(this);
  33     setWindowTitle("Vlc remote");
  34
  35     mCurrentDepth = 0;
  36     mCurrentVlcIndex = 0;
  37
  38
  39     mNetManager = new QNetworkAccessManager(this);
  40
  41     mContents = new QList<VlcPlayListElementSimple>();
  42
  43     ui->listWidget->setTextElideMode(Qt::ElideLeft);
  44     ui->listWidget->setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
  45
  46     ui->playButton->setIcon(QIcon::fromTheme("camera_playback"));
  47     ui->clearButton->setIcon(QIcon::fromTheme("general_delete"));
  48     ui->shuffleButton->setIcon(QIcon::fromTheme("mediaplayer_default_shuffle"));
  49     ui->loopButton->setIcon(QIcon::fromTheme("general_refresh"));
  50     ui->repeatButton->setIcon(QIcon::fromTheme("general_redo"));
  51     ui->removeButton->setIcon(QIcon::fromTheme("general_close"));
  52
  53     ui->clearButton->setDisabled(false);
  54     ui->shuffleButton->setDisabled(false);
  55     ui->loopButton->setDisabled(false);
  56     ui->repeatButton->setDisabled(false);
  57     ui->removeButton->setDisabled(true);
  58     ui->playButton->setDisabled(true);
  59
  60     connect(ui->playButton,SIGNAL(clicked()),this,SLOT(onPlay()));
  61     connect(ui->removeButton,SIGNAL(clicked()),this,SLOT(onRemove()));
  62     connect(ui->repeatButton,SIGNAL(clicked()),this,SLOT(onRepeat()));
  63     connect(ui->loopButton,SIGNAL(clicked()),this,SLOT(onLoop()));
  64     connect(ui->shuffleButton,SIGNAL(clicked()),this,SLOT(onShuffle()));
  65     connect(ui->clearButton,SIGNAL(clicked()),this,SLOT(onClear()));
  66     connect(ui->listWidget, SIGNAL(itemSelectionChanged()), this, SLOT(onListSelectionChanged()));
  67
  68     init();
  69
  70 }
  71 void PlayListMainWindow::init()  // CALL WHEN CONFIG CHANGES
  72 {
  73     mIp = AccountDialog::currentIp();
  74 }
  75 void PlayListMainWindow::showPlayList()  // CALL WHEN SHOWN
  76 {
  77     requestPlayList();
  78 }
  79
  80 PlayListMainWindow::~PlayListMainWindow()
  81 {
  82     delete ui;
  83 }
  84
  85 void PlayListMainWindow::changeEvent(QEvent *e)
  86 {
  87     QMainWindow::changeEvent(e);
  88     switch (e->type()) {
  89     case QEvent::LanguageChange:
  90         ui->retranslateUi(this);
  91         break;
  92     default:
  93         break;
  94     }
  95 }
  96
  97 void PlayListMainWindow::onListSelectionChanged() {
  98     QList<QListWidgetItem *> items = ui->listWidget->selectedItems();
  99     if (0 < items.count()) {
 100         mCurrentElement = getElementFromText(items.at(0)->text());
 101         mCurrentVlcIndex = items.at(0)->type() - LIST_ITEM_TYPE_OFFSET; // Qt reserves types up to 1000, we use an offset beyond that for index tracking. May prove to be too hacky!
 102         ui->removeButton->setDisabled(false);
 103         ui->playButton->setDisabled(false);
 104     }
 105     else {
 106         mCurrentVlcIndex = 0;
 107         ui->removeButton->setDisabled(true);
 108         ui->playButton->setDisabled(true);
 109     }
 110 }
 111
 112 void PlayListMainWindow::onRemove() {
 113     if (0 < this->mCurrentVlcIndex) {
 114         /*QNetworkReply * reply = */ mNetManager->get(QNetworkRequest(QUrl("http://"+mIp+"/requests/status.xml?command=pl_delete&id=" + QString::number(this->mCurrentVlcIndex))));
 115         connect(mNetManager,SIGNAL(finished(QNetworkReply *)),this,SLOT(requestPlayList()));
 116     }
 117 }
 118 void PlayListMainWindow::onPlay() {
 119     if (0 < this->mCurrentVlcIndex) {
 120         /*QNetworkReply * reply = */ mNetManager->get(QNetworkRequest(QUrl("http://"+mIp+"/requests/status.xml?command=pl_play&id=" + QString::number(this->mCurrentVlcIndex))));
 121     }
 122 }
 123 void PlayListMainWindow::onRepeat() {
 124     /*QNetworkReply * reply = */ mNetManager->get(QNetworkRequest(QUrl("http://"+mIp+"/requests/status.xml?command=pl_repeat")));
 125 }
 126 void PlayListMainWindow::onLoop() {
 127     /*QNetworkReply * reply = */ mNetManager->get(QNetworkRequest(QUrl("http://"+mIp+"/requests/status.xml?command=pl_loop")));
 128 }
 129 void PlayListMainWindow::onShuffle() {
 130     /*QNetworkReply * reply = */ mNetManager->get(QNetworkRequest(QUrl("http://"+mIp+"/requests/status.xml?command=pl_random")));
 131 }
 132 void PlayListMainWindow::onClear() {
 133     /*QNetworkReply * reply = */ mNetManager->get(QNetworkRequest(QUrl("http://"+mIp+"/requests/status.xml?command=pl_empty")));
 134     connect(mNetManager,SIGNAL(finished(QNetworkReply *)),this,SLOT(requestPlayList()));
 135 }
 136 void PlayListMainWindow::requestPlayList() {
 137   mContents->clear();
 138   ui->listWidget->clear();
 139   mResponse.clear();
 140   ui->removeButton->setDisabled(true);
 141   ui->playButton->setDisabled(true);
 142   QNetworkReply * reply =  mNetManager->get(QNetworkRequest(QUrl("http://"+mIp+"/requests/playlist.xml")));
 143   disconnect(mNetManager,SIGNAL(finished(QNetworkReply *)),this,SLOT(requestPlayList()));
 144   connect(reply,SIGNAL(readyRead()),this,SLOT(readReady()));
 145   connect(mNetManager,SIGNAL(finished(QNetworkReply *)),this,SLOT(finished(QNetworkReply *)));
 146 }
 147 void PlayListMainWindow::readReady() {
 148   QNetworkReply * reply = qobject_cast<QNetworkReply*>(sender());
 149   // append to buffer
 150   mResponse += reply->readAll();
 151 }
 152 void PlayListMainWindow::finished(QNetworkReply * reply) {
 153   // now we can call parseXmlList to process the full buffers
 154   this->parseXmlPlayList();
 155   // only interested in finished signals
 156   disconnect(mNetManager,SIGNAL(finished(QNetworkReply *)),this,SLOT(finished(QNetworkReply *)));
 157 }
 158
 159 void PlayListMainWindow::parseXmlPlayList() {
 160   QDomDocument doc;
 161   doc.setContent(this->mResponse);
 162   QDomElement docElem = doc.documentElement();
 163   QDomNodeList nodes = docElem.elementsByTagName("node");
 164
 165   int depth = 0;
 166
 167   int ct = nodes.count();
 168   for (int idx = 0; idx < ct; ++idx) {
 169     QDomNode node = nodes.at(idx);
 170     QString name = node.attributes().namedItem("name").nodeValue();
 171     int id = node.attributes().namedItem("id").nodeValue().toInt();
 172     if (3 == id) {
 173       // got the main playlist, let's build it up
 174       if (node.hasChildNodes()) {
 175         QDomNodeList leafs = node.childNodes();
 176         int leafct = leafs.count();
 177         if (0 < leafct) {
 178           for (int jdx = 0; jdx < leafct; ++jdx) {
 179             QDomNode leaf = leafs.at(jdx);
 180             VlcPlayListElementSimple* el = new VlcPlayListElementSimple();
 181             el->id = leaf.attributes().namedItem("id").nodeValue().toInt();
 182             //el->path = leaf.attributes().namedItem("uri").nodeValue();
 183             el->name = leaf.attributes().namedItem("name").nodeValue();
 184             if (0 == QString::compare(leaf.nodeName(), "node")) {
 185               el->depth = 1;
 186               el->type = "node";
 187               this->mContents->append(*el);
 188               // now parse the child nodes as leafs.
 189               if (leaf.hasChildNodes()) {
 190                 QDomNodeList items = leaf.childNodes();
 191                 int itemct = items.count();
 192                 if (0 < itemct) {
 193                   for (int kdx = 0; kdx < itemct; ++kdx) {
 194                     QDomNode item = items.at(kdx);
 195                     VlcPlayListElementSimple* it = new VlcPlayListElementSimple();
 196                     it->id = item.attributes().namedItem("id").nodeValue().toInt();
 197                     //it->path = item.attributes().namedItem("uri").nodeValue();
 198                     it->name = item.attributes().namedItem("name").nodeValue();
 199                     it->depth = 2;
 200                     it->type = "leaf";
 201                     this->mContents->append(*it);
 202                     delete it;
 203                   }
 204                 }
 205               }
 206             }
 207             else {
 208               el->depth = 1;
 209               el->type = "leaf";
 210               this->mContents->append(*el);
 211             }
 212             delete el;
 213           }
 214         }
 215       }
 216
 217     }
 218   }
 219
 220   mResponse.clear();
 221
 222   this->updateList();
 223
 224 }
 225
 226 VlcPlayListElementSimple PlayListMainWindow::getElementFromText(QString text) {
 227   //if (0 != QString::compare("", text)) {
 228     for (int idx = 0; idx < mContents->count(); ++idx) {
 229       if (0 == QString::compare(text, mContents->at(idx).name)) {
 230         return mContents->at(idx);
 231       }
 232     }
 233     //}
 234     return *(new VlcPlayListElementSimple());
 235 }
 236
 237 void PlayListMainWindow::updateList() {
 238   int ct = this->mContents->count();
 239   if (0 < ct) {
 240     for (int idx = 0; idx < ct; ++idx) {
 241       VlcPlayListElementSimple el = mContents->at(idx);
 242       QListWidgetItem* item;//
 243       if (0 == QString::compare("node", el.type)) {
 244         item = new QListWidgetItem(QIcon::fromTheme("filemanager_media_folder"), el.name, ui->listWidget, LIST_ITEM_TYPE_OFFSET + el.id);
 245       }
 246       else {
 247         item = new QListWidgetItem(QIcon::fromTheme("general_video_file"), el.name, ui->listWidget, LIST_ITEM_TYPE_OFFSET + el.id);
 248       }
 249       ui->listWidget->addItem(item);
 250       /// TODO - Work out the file / media type and use an appropriate icon instead of the default.
 251     }
 252   }
 253 }