enabled 'file types' page, removed unused code

git-svn-id: http://svn.code.sf.net/p/qmmp-dev/code/trunk/qmmp@4140 90c681e8-e032-0410-971d-27865f9a5e38

1 files changed, 151 insertions, 0 deletions

diff --git a/src/qmmpui/winfileassocpage.cpp b/src/qmmpui/winfileassocpage.cpp
new file mode 100644
index 000000000..a409472fc
--- /dev/null
+++ b/src/qmmpui/winfileassocpage.cpp
@@ -0,0 +1,151 @@
+/***************************************************************************
+ * Based on smplayer - GUI front-end for mplayer                           *
+ *                                                                         *
+ * Copyright (C) 2006-2014 Ricardo Villalba <rvm@users.sourceforge.net>    *
+ * Copyright (C) 2014 Ilya Kotov forkotov02@hotmail.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 <QSettings>
+#include <QApplication>
+#include <QMessageBox>
+#include <qmmp/metadatamanager.h>
+#include "ui_winfileassocpage.h"
+#include "winfileassocpage_p.h"
+#include "winfileassoc.h"
+
+WinFileAssocPage::WinFileAssocPage(QWidget *parent): QWidget(parent)
+{
+    m_ui = new Ui::WinFileAssocPage;
+    m_ui->setupUi(this);
+
+    if (QSysInfo::WindowsVersion >= QSysInfo::WV_VISTA)
+	{
+		//Hide Select None - One cannot restore an association in Vista. Go figure.
+        m_ui->selectNone->hide();
+    }
+
+    foreach (QString ext, MetaDataManager::instance()->nameFilters())
+    {
+        ext.remove("*.");
+        m_ui->listWidget->addItem(ext);
+        m_extensions.append(ext);
+    }
+    loadAssociations();
+    createHelp();
+}
+
+WinFileAssocPage::~WinFileAssocPage()
+{
+    saveAssociations();
+}
+
+void WinFileAssocPage::on_selectAll_clicked()
+{
+    for (int k = 0; k < m_ui->listWidget->count(); k++)
+        m_ui->listWidget->item(k)->setCheckState(Qt::Checked);
+    m_ui->listWidget->setFocus();
+}
+
+void WinFileAssocPage::on_selectNone_clicked()
+{
+    for (int k = 0; k < m_ui->listWidget->count(); k++)
+        m_ui->listWidget->item(k)->setCheckState(Qt::Unchecked);
+    m_ui->listWidget->setFocus();
+}
+
+void WinFileAssocPage::loadAssociations()
+{
+	m_regExtensions.clear(); 
+    WinFileAssoc ().GetRegisteredExtensions(m_extensions, m_regExtensions);
+
+    for (int k = 0; k < m_ui->listWidget->count(); k++)
+	{
+        QListWidgetItem* pItem = m_ui->listWidget->item(k);
+		if (pItem)
+		{
+			pItem->setFlags(Qt::ItemIsUserCheckable | Qt::ItemIsEnabled);
+
+            if (m_regExtensions.contains(pItem->text()))
+			{
+				pItem->setCheckState(Qt::Checked);
+				//Don't allow de-selection in windows VISTA if extension is registered.
+				//VISTA doesn't seem to support extension 'restoration' in the API.
+                if (QSysInfo::WindowsVersion >= QSysInfo::WV_VISTA)
+                {
+					pItem->setFlags(0);
+				}
+			}
+			else
+			{
+				pItem->setCheckState(Qt::Unchecked);
+			}
+		}
+	}
+}
+
+int WinFileAssocPage::ProcessAssociations(QStringList& current, QStringList& old)
+{
+	WinFileAssoc RegAssoc; 
+
+	QStringList toRestore; 
+
+	//Restore unselected associations
+	foreach(const QString& ext, old)
+	{
+		if (!current.contains(ext))
+			toRestore.append(ext); 
+	}
+
+	RegAssoc.RestoreFileAssociations(toRestore); 
+	return RegAssoc.CreateFileAssociations(current); 
+}
+
+void WinFileAssocPage::saveAssociations()
+{
+	QStringList extensions; 
+
+    for (int k = 0; k < m_ui->listWidget->count(); k++)
+	{
+        QListWidgetItem* pItem = m_ui->listWidget->item(k);
+		if (pItem && pItem->checkState() == Qt::Checked)
+			extensions.append(pItem->text()); 
+	}
+
+    if(extensions == m_regExtensions)
+        return;
+
+	int processed = ProcessAssociations(extensions, m_regExtensions); 
+
+	if (processed != extensions.count())
+	{
+		QMessageBox::warning(this, tr("Warning"), 
+            tr("Not all files could be associated. Please check your "
+               "security permissions and retry."), QMessageBox::Ok);
+	}
+}
+
+void WinFileAssocPage::createHelp()
+{
+    m_ui->selectAll->setToolTip(tr("Check all file types in the list"));
+    m_ui->selectNone->setToolTip(tr("Uncheck all file types in the list"));
+    m_ui->listWidget->setToolTip(tr("Check the media file extensions you would like Qmmp to handle. "
+                                    "When you click Apply, the checked files will be associated with "
+                                    "Qmmp. If you uncheck a media type, the file association will "
+                                    "be restored.") + "<br>" +
+                                 tr("<b>Note:</b> Restoration doesn't work on Windows Vista/7."));
+}