Added new widget for hashing files.

Added new common class FilesDefs to handle informations of file types like icons and names.

git-svn-id: http://svn.code.sf.net/p/retroshare/code/trunk@4713 b45a01b8-16f6-495d-af2f-9b41ad6348cc

retroshare-gui/src/gui/common/HashBox.h

@@ -0,0 +1,91 @@
+/****************************************************************
+ * This file is distributed under the following license:
+ *
+ * Copyright (c) 2011, 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.
+ ****************************************************************/
+
+#ifndef HASHBOX_H
+#define HASHBOX_H
+
+#include <QScrollArea>
+
+namespace Ui {
+	class HashBox;
+}
+
+class AttachFileItem;
+class QVBoxLayout;
+
+class HashedFile
+{
+public:
+	enum Flags {
+		NoFlag   = 0,
+		Picture  = 1
+	};
+
+public:
+	QString filename;
+	QString filepath;
+	uint64_t size;
+	std::string hash;
+	Flags flag;
+
+public:
+	HashedFile();
+};
+
+class HashBox : public QScrollArea
+{
+	Q_OBJECT
+
+public:
+	explicit HashBox(QWidget *parent = 0);
+	~HashBox();
+
+	void setAutoHide(bool autoHide);
+	void addAttachments(const QStringList& files, HashedFile::Flags flag = HashedFile::NoFlag);
+
+	void setDropWidget(QWidget* widget);
+
+protected:
+	bool eventFilter(QObject *object, QEvent *event);
+
+private slots:
+	void fileFinished(AttachFileItem* file);
+	void checkAttachmentReady();
+
+signals:
+	void fileHashingStarted();
+	void fileHashingFinished(QList<HashedFile> hashedFiles);
+
+private:
+	class HashingInfo
+	{
+	public:
+		AttachFileItem* item;
+		HashedFile::Flags flag;
+	};
+
+	QList<HashingInfo> mHashingInfos;
+	bool mAutoHide;
+	QWidget* dropWidget;
+	Ui::HashBox *ui;
+};
+
+#endif // HASHBOX_H