Added simple toaster for download complete.

Added new icon in MainWindow and systray icon for existing completed downloads.
You can enable/disable the toaster and the systray icon in NotifyPage.
Recompile of the GUI needed.

git-svn-id: http://svn.code.sf.net/p/retroshare/code/trunk@3868 b45a01b8-16f6-495d-af2f-9b41ad6348cc

retroshare-gui/src/gui/toaster/DownloadToaster.cpp

@@ -0,0 +1,129 @@
+/****************************************************************
+ * This file is distributed under the following license:
+ *
+ * Copyright (C) 2007 - 2010 Xesc & Technology
+ * Copyright (c) 2010 RetroShare Team
+ *
+ * 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., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+ *
+ *************************************************************************/
+
+#include <QTimer>
+#include <QDesktopWidget>
+#include <QDesktopServices>
+#include <QMessageBox>
+#include <QFileInfo>
+
+#include "DownloadToaster.h"
+
+#include <retroshare/rsfiles.h>
+
+DownloadToaster::DownloadToaster(QWidget * parent, Qt::WFlags flags)
+    : QWidget(parent, flags)
+{
+    setupUi(this);
+
+    /* set window flags */
+    QWidget::setWindowFlags(Qt::ToolTip | Qt::WindowStaysOnTopHint);
+
+    /* init the timer */
+    displayTimer = new QTimer(this);
+    connect(displayTimer, SIGNAL(timeout()), this, SLOT(displayTimerOnTimer()));
+
+    /* connect buttons */
+    connect(spbClose, SIGNAL(clicked()), this, SLOT(closeClicked()));
+    connect(startButton, SIGNAL(clicked()), this, SLOT(play()));
+
+    /* init state */
+    displayState = dsInactive;
+}
+
+DownloadToaster::~DownloadToaster()
+{
+    delete displayTimer;
+}
+
+void DownloadToaster::displayTimerOnTimer()
+{
+    if (!isVisible()) return;
+
+    QDesktopWidget *desktop = QApplication::desktop();
+    QRect availableGeometry  = desktop->availableGeometry(this);
+
+    // display popup animation
+    if (displayState == dsShowing)
+        if (pos().x() > availableGeometry.width() - size().width())// - 15)
+            move(pos().x() - 2, pos().y());
+    else
+    {
+        displayState = dsWaiting;
+        displayTimer->start(5000);
+    }
+    // hide popup animation
+    else if (displayState == dsHiding)
+        if (pos().x() < availableGeometry.width())
+            move(pos().x() + 2, pos().y());
+    else
+    {
+        displayState = dsWaiting;
+        displayTimer->stop();
+        hide();
+    }
+    else if (displayState == dsWaiting)
+    {
+        displayState = dsHiding;
+        displayTimer->start(2);
+    }
+}
+
+void DownloadToaster::displayPopup(const std::string &hash, const QString &name)
+{
+    fileHash = hash;
+    labelTitle->setText(name);
+
+    QDesktopWidget *desktop = QApplication::desktop();
+    QRect availableGeometry  = desktop->availableGeometry(this);
+    move(desktop->width(), availableGeometry.height() - size().height());
+    show();
+
+    displayState = dsShowing;
+    displayTimer->start(2);
+}
+
+void DownloadToaster::closeClicked()
+{
+    displayState = dsHiding;
+    displayTimer->start(2);
+}
+
+void DownloadToaster::play()
+{
+    /* look up path */
+    FileInfo fi;
+    if (!rsFiles->FileDetails(fileHash, RS_FILE_HINTS_EXTRA | RS_FILE_HINTS_DOWNLOAD | RS_FILE_HINTS_SPEC_ONLY, fi)) {
+        return;
+    }
+
+    std::string filename = fi.path + "/" + fi.fname;
+
+    /* open file with a suitable application */
+    QFileInfo qinfo;
+    qinfo.setFile(filename.c_str());
+    if (qinfo.exists()) {
+        QDesktopServices::openUrl(QUrl::fromLocalFile(qinfo.absoluteFilePath()));
+    }else{
+        QMessageBox::information(this, "RetroShare", tr("File %1 does not exist at location.").arg(fi.path.c_str()));
+    }
+}