From 7922211899b3727e63401561dc6773f7e1adc0b0 Mon Sep 17 00:00:00 2001
From: trialuser02 <trialuser02@90c681e8-e032-0410-971d-27865f9a5e38>
Date: Fri, 23 Nov 2018 18:39:35 +0000
Subject: added support for progress indicator in the Windows taskbar (taskbar
 plugin)

git-svn-id: http://svn.code.sf.net/p/qmmp-dev/code/trunk/qmmp@8465 90c681e8-e032-0410-971d-27865f9a5e38
---
 src/plugins/General/taskbar/taskbarhelper.cpp | 103 ++++++++++++++++++++++++++
 1 file changed, 103 insertions(+)
 create mode 100644 src/plugins/General/taskbar/taskbarhelper.cpp

(limited to 'src/plugins/General/taskbar/taskbarhelper.cpp')

diff --git a/src/plugins/General/taskbar/taskbarhelper.cpp b/src/plugins/General/taskbar/taskbarhelper.cpp
new file mode 100644
index 000000000..3336fcec7
--- /dev/null
+++ b/src/plugins/General/taskbar/taskbarhelper.cpp
@@ -0,0 +1,103 @@
+/***************************************************************************
+ *   Copyright (C) 2018 by Ilya Kotov                                      *
+ *   forkotov02@ya.ru                                                      *
+ *                                                                         *
+ *   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 <QApplication>
+#include <QMainWindow>
+#include <QWinTaskbarButton>
+#include <QWinTaskbarProgress>
+#include <QtDebug>
+#include <qmmp/soundcore.h>
+#include <qmmpui/uihelper.h>
+#include <qmmpui/playlistmanager.h>
+#include <qmmpui/playlistitem.h>
+#include <qmmpui/mediaplayer.h>
+#include "taskbarhelper.h"
+
+TaskbarHelper::TaskbarHelper(QObject *parent) : QObject(parent)
+{
+    SoundCore *core = SoundCore::instance();
+    connect(core, &SoundCore::stateChanged, this, &TaskbarHelper::onStateChanged);
+    connect(core, &SoundCore::elapsedChanged, this, &TaskbarHelper::onElapsedChanged);
+    QTimer::singleShot(0, this, &TaskbarHelper::init);
+}
+
+TaskbarHelper::~TaskbarHelper()
+{
+    if(!m_button.isNull())
+        m_button->deleteLater();
+}
+
+void TaskbarHelper::init()
+{
+    if(!m_button.isNull())
+        return;
+
+    //find main window add create QWinTaskbarButton object
+    for(QWidget *w : qApp->topLevelWidgets())
+    {
+        QMainWindow *mw = nullptr;
+        if((mw = qobject_cast<QMainWindow *>(w)))
+        {
+            mw->winId(); //load window handle
+            if(mw->windowHandle())
+            {
+                m_button = new QWinTaskbarButton(mw);
+                m_button->setWindow(mw->windowHandle());
+                onStateChanged(SoundCore::instance()->state());
+            }
+            break;
+        }
+    }
+}
+
+void TaskbarHelper::onStateChanged(Qmmp::State state)
+{
+    if(!m_button.isNull())
+    {
+        QWinTaskbarProgress *progress = m_button->progress();
+        SoundCore *core = SoundCore::instance();
+        switch (state)
+        {
+        case Qmmp::Playing:
+            progress->show();
+            progress->setRange(0, core->duration());
+            progress->setValue(core->elapsed());
+            progress->resume();
+            break;
+        case Qmmp::Paused:
+            progress->show();
+            progress->pause();
+            break;
+        default:
+            progress->setValue(0);
+            progress->hide();
+        }
+    }
+}
+
+void TaskbarHelper::onElapsedChanged(qint64 elapsed)
+{
+    if(!m_button.isNull())
+    {
+        QWinTaskbarProgress *progress = m_button->progress();
+        progress->setValue(elapsed);
+    }
+}
-- 
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