Fixed playlist disappearing on remove or clear.
[vlc-remote] / playlistmainwindow.cpp
index 279a51a..8ba4412 100644 (file)
@@ -21,7 +21,7 @@
 #include <QSettings>
 #include "configdialog.h"
 #include "aboutdialog.h"
-
+#include "accountdialog.h"
 
 PlayListMainWindow::PlayListMainWindow(QWidget *parent) :
         QMainWindow(parent),
@@ -32,8 +32,46 @@ PlayListMainWindow::PlayListMainWindow(QWidget *parent) :
     mTimer = new QTimer(this);
     setWindowTitle("Vlc remote");
 
-    QSettings settings;
-    mIp = settings.value("ip").toString();
+    mCurrentDepth = 0;
+    mCurrentVlcIndex = 0;
+
+
+    mNetManager = new QNetworkAccessManager(this);
+
+    mContents = new QList<VlcPlayListElementSimple>();
+
+    ui->playButton->setIcon(QIcon::fromTheme("camera_playback"));
+    ui->clearButton->setIcon(QIcon::fromTheme("general_delete"));
+    ui->shuffleButton->setIcon(QIcon::fromTheme("mediaplayer_default_shuffle"));
+    ui->loopButton->setIcon(QIcon::fromTheme("general_refresh"));
+    ui->repeatButton->setIcon(QIcon::fromTheme("general_redo"));
+    ui->removeButton->setIcon(QIcon::fromTheme("general_close"));
+
+    ui->clearButton->setDisabled(false);
+    ui->shuffleButton->setDisabled(false);
+    ui->loopButton->setDisabled(false);
+    ui->repeatButton->setDisabled(false);
+    ui->removeButton->setDisabled(true);
+    ui->playButton->setDisabled(true);
+
+    connect(ui->playButton,SIGNAL(clicked()),this,SLOT(onPlay()));
+    connect(ui->removeButton,SIGNAL(clicked()),this,SLOT(onRemove()));
+    connect(ui->repeatButton,SIGNAL(clicked()),this,SLOT(onRepeat()));
+    connect(ui->loopButton,SIGNAL(clicked()),this,SLOT(onLoop()));
+    connect(ui->shuffleButton,SIGNAL(clicked()),this,SLOT(onShuffle()));
+    connect(ui->clearButton,SIGNAL(clicked()),this,SLOT(onClear()));
+    connect(ui->listWidget, SIGNAL(itemSelectionChanged()), this, SLOT(onListSelectionChanged()));
+
+    init();
+
+}
+void PlayListMainWindow::init()  // CALL WHEN CONFIG CHANGES
+{
+    mIp = AccountDialog::currentIp();
+}
+void PlayListMainWindow::showPlayList()  // CALL WHEN SHOWN
+{
+    requestPlayList();
 }
 
 PlayListMainWindow::~PlayListMainWindow()
@@ -53,3 +91,159 @@ void PlayListMainWindow::changeEvent(QEvent *e)
     }
 }
 
+void PlayListMainWindow::onListSelectionChanged() {
+    QList<QListWidgetItem *> items = ui->listWidget->selectedItems();
+    if (0 < items.count()) {
+        mCurrentElement = getElementFromText(items.at(0)->text());
+        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!
+        ui->removeButton->setDisabled(false);
+        ui->playButton->setDisabled(false);
+    }
+    else {
+        mCurrentVlcIndex = 0;
+        ui->removeButton->setDisabled(true);
+        ui->playButton->setDisabled(true);
+    }
+}
+
+void PlayListMainWindow::onRemove() {
+    if (0 < this->mCurrentVlcIndex) {
+        /*QNetworkReply * reply = */ mNetManager->get(QNetworkRequest(QUrl("http://"+mIp+"/requests/status.xml?command=pl_delete&id=" + QString::number(this->mCurrentVlcIndex))));
+        connect(mNetManager,SIGNAL(finished(QNetworkReply *)),this,SLOT(requestPlayList()));
+    }
+}
+void PlayListMainWindow::onPlay() {
+    if (0 < this->mCurrentVlcIndex) {
+        /*QNetworkReply * reply = */ mNetManager->get(QNetworkRequest(QUrl("http://"+mIp+"/requests/status.xml?command=pl_play&id=" + QString::number(this->mCurrentVlcIndex))));
+    }
+}
+void PlayListMainWindow::onRepeat() {
+    /*QNetworkReply * reply = */ mNetManager->get(QNetworkRequest(QUrl("http://"+mIp+"/requests/status.xml?command=pl_repeat")));
+}
+void PlayListMainWindow::onLoop() {
+    /*QNetworkReply * reply = */ mNetManager->get(QNetworkRequest(QUrl("http://"+mIp+"/requests/status.xml?command=pl_loop")));
+}
+void PlayListMainWindow::onShuffle() {
+    /*QNetworkReply * reply = */ mNetManager->get(QNetworkRequest(QUrl("http://"+mIp+"/requests/status.xml?command=pl_random")));
+}
+void PlayListMainWindow::onClear() {
+    /*QNetworkReply * reply = */ mNetManager->get(QNetworkRequest(QUrl("http://"+mIp+"/requests/status.xml?command=pl_empty")));
+    connect(mNetManager,SIGNAL(finished(QNetworkReply *)),this,SLOT(requestPlayList()));
+}
+void PlayListMainWindow::requestPlayList() {
+  mContents->clear();
+  ui->listWidget->clear();
+  mResponse.clear();
+  ui->removeButton->setDisabled(true);
+  ui->playButton->setDisabled(true);
+  QNetworkReply * reply =  mNetManager->get(QNetworkRequest(QUrl("http://"+mIp+"/requests/playlist.xml")));
+  disconnect(mNetManager,SIGNAL(finished(QNetworkReply *)),this,SLOT(requestPlayList()));
+  connect(reply,SIGNAL(readyRead()),this,SLOT(readReady()));
+  connect(mNetManager,SIGNAL(finished(QNetworkReply *)),this,SLOT(finished(QNetworkReply *)));
+}
+void PlayListMainWindow::readReady() {
+  QNetworkReply * reply = qobject_cast<QNetworkReply*>(sender());
+  // append to buffer
+  mResponse += reply->readAll();
+}
+void PlayListMainWindow::finished(QNetworkReply * reply) {
+  // now we can call parseXmlList to process the full buffers
+  this->parseXmlPlayList();
+  // only interested in finished signals
+  disconnect(mNetManager,SIGNAL(finished(QNetworkReply *)),this,SLOT(finished(QNetworkReply *)));
+}
+
+void PlayListMainWindow::parseXmlPlayList() {
+  QDomDocument doc;
+  doc.setContent(this->mResponse);
+  QDomElement docElem = doc.documentElement();
+  QDomNodeList nodes = docElem.elementsByTagName("node");
+
+  int depth = 0;
+
+  int ct = nodes.count();
+  for (int idx = 0; idx < ct; ++idx) {
+    QDomNode node = nodes.at(idx);
+    QString name = node.attributes().namedItem("name").nodeValue();
+    if (0 == QString::compare("Playlist", name)) {
+      // got the main playlist, let's build it up
+      if (node.hasChildNodes()) {
+        QDomNodeList leafs = node.childNodes();
+        int leafct = leafs.count();
+        if (0 < leafct) {
+          for (int jdx = 0; jdx < leafct; ++jdx) {
+            QDomNode leaf = leafs.at(jdx);
+            VlcPlayListElementSimple* el = new VlcPlayListElementSimple();
+            el->id = leaf.attributes().namedItem("id").nodeValue().toInt();
+            //el->path = leaf.attributes().namedItem("uri").nodeValue();
+            el->name = leaf.attributes().namedItem("name").nodeValue();
+            if (0 == QString::compare(leaf.nodeName(), "node")) {
+              el->depth = 1;
+              el->type = "node";
+              this->mContents->append(*el);
+              // now parse the child nodes as leafs.
+              if (leaf.hasChildNodes()) {
+                QDomNodeList items = leaf.childNodes();
+                int itemct = items.count();
+                if (0 < itemct) {
+                  for (int kdx = 0; kdx < itemct; ++kdx) {
+                    QDomNode item = items.at(kdx);
+                    VlcPlayListElementSimple* it = new VlcPlayListElementSimple();
+                    it->id = item.attributes().namedItem("id").nodeValue().toInt();
+                    //it->path = item.attributes().namedItem("uri").nodeValue();
+                    it->name = item.attributes().namedItem("name").nodeValue();
+                    it->depth = 2;
+                    it->type = "leaf";
+                    this->mContents->append(*it);
+                    delete it;
+                  }
+                }
+              }
+            }
+            else {
+              el->depth = 1;
+              el->type = "leaf";
+              this->mContents->append(*el);
+            }
+            delete el;
+          }
+        }
+      }
+
+    }
+  }
+
+  mResponse.clear();
+
+  this->updateList();
+
+}
+
+VlcPlayListElementSimple PlayListMainWindow::getElementFromText(QString text) {
+  //if (0 != QString::compare("", text)) {
+    for (int idx = 0; idx < mContents->count(); ++idx) {
+      if (0 == QString::compare(text, mContents->at(idx).name)) {
+        return mContents->at(idx);
+      }
+    }
+    //}
+    return *(new VlcPlayListElementSimple());
+}
+
+void PlayListMainWindow::updateList() {
+  int ct = this->mContents->count();
+  if (0 < ct) {
+    for (int idx = 0; idx < ct; ++idx) {
+      VlcPlayListElementSimple el = mContents->at(idx);
+      QListWidgetItem* item;//
+      if (0 == QString::compare("node", el.type)) {
+        item = new QListWidgetItem(QIcon::fromTheme("filemanager_media_folder"), el.name, ui->listWidget, LIST_ITEM_TYPE_OFFSET + el.id);
+      }
+      else {
+        item = new QListWidgetItem(QIcon::fromTheme("general_video_file"), el.name, ui->listWidget, LIST_ITEM_TYPE_OFFSET + el.id);
+      }
+      ui->listWidget->addItem(item);
+      /// TODO - Work out the file / media type and use an appropriate icon instead of the default.
+    }
+  }
+}