Added old KDE3 version of kradio

git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/applications/kradio@1094417 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

1 files changed, 259 insertions, 0 deletions

diff --git a/kradio3/src/radiostation-listview.cpp b/kradio3/src/radiostation-listview.cpp
new file mode 100644
index 0000000..e23fbaa
--- /dev/null
+++ b/kradio3/src/radiostation-listview.cpp
@@ -0,0 +1,259 @@
+/***************************************************************************
+                          radiostation-listview.cpp  -  description
+                             -------------------
+    begin                : Mi Feb 3 2004
+    copyright            : (C) 2003 by Martin Witte
+    email                : [email protected]
+ ***************************************************************************/
+
+/***************************************************************************
+ *                                                                         *
+ *   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 "include/radiostation-listview.h"
+#include "include/stationlist.h"
+#include "include/radiostation.h"
+#include "include/station-drag-object.h"
+
+#include <klocale.h>
+#include <qfile.h>
+#include <qimage.h>
+#include <qpixmap.h>
+
+#include <kconfig.h>
+
+RadioStationListView::RadioStationListView(QWidget *parent, const char *name)
+  : KListView(parent, name)
+{
+    addColumn(i18n("No."));
+    addColumn(i18n("Icon"));
+    addColumn(i18n("Station"));
+    addColumn(i18n("Description"));
+    setAllColumnsShowFocus(true);
+    setSorting(-1);
+
+    QObject::connect(this, SIGNAL(spacePressed(QListViewItem*)),
+                     this, SLOT(slotStationActivation(QListViewItem* )));
+    QObject::connect(this, SIGNAL(returnPressed(QListViewItem*)),
+                     this, SLOT(slotStationActivation(QListViewItem* )));
+    QObject::connect(this, SIGNAL(doubleClicked(QListViewItem*)),
+                     this, SLOT(slotStationActivation(QListViewItem *)));
+    QObject::connect(this, SIGNAL(currentChanged(QListViewItem*)),
+                     this, SLOT(slotCurrentStationChanged(QListViewItem *)));
+
+    setAcceptDrops(true);
+}
+
+
+RadioStationListView::~RadioStationListView()
+{
+}
+
+
+QListViewItem *RadioStationListView::getItemForIndex(int idx) const
+{
+    QListViewItem *item = NULL;
+
+    if (idx >= 0 && idx < childCount()) {
+        item = firstChild();
+        int i = 0;
+        while (item && i < idx) {
+            item = item->nextSibling();
+            ++i;
+        }
+    }
+    return item;
+}
+
+
+int RadioStationListView::getIndexForItem(QListViewItem *queryItem) const
+{
+    int idx = -1;
+
+    if (queryItem) {
+        QListViewItem *item = firstChild();
+        ++idx;
+        while (item && item != queryItem) {
+            item = item->nextSibling();
+            ++idx;
+        }
+        if (!item)
+            idx = -1;
+    }
+
+    return idx;
+}
+
+
+void RadioStationListView::setStation(int idx, const RadioStation &s, int nr)
+{
+    QListViewItem *item = getItemForIndex(idx);
+
+    if (idx < 0) {
+        item = new QListViewItem(this, firstChild());
+        firstChild()->moveItem(item);
+        m_StationIDs.prepend(s.stationID());
+        idx = 0;
+    } else if (idx >= childCount()) {
+        item = new QListViewItem(this, lastChild());
+        m_StationIDs.append(s.stationID());
+        idx = childCount() - 1;
+    }
+
+    if (item) {
+        item->setDragEnabled(true);
+        item->setDropEnabled(true);
+
+        item->setText(0, QString::number(nr > 0 ? nr : idx+1));
+        item->setText(2, s.name());
+        item->setText(3, s.description());
+
+        m_StationIDs[idx] = s.stationID();
+
+        QImage  img(s.iconName());
+        if (!img.isNull()) {
+            int   h = img.height();
+            float f = 0.9 * (float)(item->height()) / (h ? (float)h : 1.0);
+            item->setPixmap(1, img.smoothScale((int)(img.width()*f), (int)(h * f)));
+        } else {
+            item->setPixmap(1, QPixmap());
+        }
+    }
+}
+
+
+void RadioStationListView::appendStation(const RadioStation &st, int nr)
+{
+    setStation(childCount(), st, nr);
+}
+
+
+void RadioStationListView::setStations(const StationList &stations)
+{
+    clear();
+    for (RawStationList::Iterator it(stations.all()); it.current(); ++it) {
+        setStation(childCount(), *it.current());
+    }
+}
+
+
+void RadioStationListView::removeStation(int idx)
+{
+    QListViewItem *item = getItemForIndex(idx);
+    if (item) {
+        delete item;
+        m_StationIDs.remove(m_StationIDs.at(idx));
+    }
+}
+
+void RadioStationListView::takeItem(QListViewItem *item, int idx)
+{
+    QListView::takeItem(item);
+    m_StationIDs.remove(m_StationIDs.at(idx));
+}
+
+void RadioStationListView::insertItem(QListViewItem *item, const QString &stationid, int idx_to)
+{
+    QListView::insertItem(item);
+    m_StationIDs.insert(m_StationIDs.at(idx_to), stationid);
+}
+
+void RadioStationListView::setCurrentStation(int idx)
+{
+    QListViewItem *item = getItemForIndex(idx);
+    if (item) {
+        clearSelection();
+        setSelected(item, true);
+        setCurrentItem(item);
+    }
+}
+
+
+int RadioStationListView::currentStationIndex() const
+{
+    return getIndexForItem(currentItem());
+}
+
+
+void RadioStationListView::slotStationActivation(QListViewItem *item)
+{
+    emit sigStationActivated(getIndexForItem(item));
+}
+
+
+void RadioStationListView::slotCurrentStationChanged(QListViewItem *item)
+{
+    emit sigCurrentStationChanged(getIndexForItem(item));
+}
+
+
+void RadioStationListView::saveState (KConfig *cfg) const
+{
+    if (!cfg)
+        return;
+    for (int i = 0; i < 4; ++i)
+        cfg->writeEntry(QString(name()) + "_radiostation_listview_col_" + QString::number(i), columnWidth(i));
+}
+
+
+void RadioStationListView::restoreState (KConfig *cfg)
+{
+    if (!cfg)
+        return;
+    for (int i = 0; i < 4; ++i)
+        setColumnWidth(i, cfg->readNumEntry(QString(name()) + "_radiostation_listview_col_" + QString::number(i), -1));
+}
+
+
+QDragObject *RadioStationListView::dragObject()
+{
+    QStringList list;
+    QListViewItem *item = firstChild();
+    for (int idx = 0; item; ++idx, item = item->nextSibling()) {
+        if (item->isSelected()) {
+            list.append(m_StationIDs[idx]);
+        }
+    }
+    return new StationDragObject(list, this);
+}
+
+void RadioStationListView::dragEnterEvent(QDragEnterEvent* event)
+{
+    event->accept(StationDragObject::canDecode(event));
+}
+
+void RadioStationListView::contentsDragEnterEvent(QDragEnterEvent* event)
+{
+    bool a = StationDragObject::canDecode(event);
+    if (a)
+        IErrorLogClient::staticLogDebug(i18n("contentsDragEnterEvent accepted"));
+    else
+        IErrorLogClient::staticLogDebug(i18n("contentsDragEnterEvent rejected"));
+    event->accept(a);
+}
+
+void RadioStationListView::dropEvent(QDropEvent* event)
+{
+    QStringList list;
+
+    if ( StationDragObject::decode(event, list) ) {
+        emit sigStationsReceived(list);
+    }
+}
+
+void RadioStationListView::contentsDropEvent(QDropEvent* event)
+{
+    dropEvent(event);
+}
+
+void RadioStationListView::contentsDragMoveEvent(QDragMoveEvent* event)
+{
+    event->accept();
+}
+
+#include "radiostation-listview.moc"