1 files changed, 111 insertions, 0 deletions
diff --git a/kcontrol/background/bgmonitor.h b/kcontrol/background/bgmonitor.h
new file mode 100644
index 000000000..1e714194e
--- /dev/null
+++ b/kcontrol/background/bgmonitor.h
@@ -0,0 +1,111 @@
+/* vi: ts=8 sts=4 sw=4
+   kate: space-indent on; indent-width 4; indent-mode cstyle;
+
+   This file is part of the KDE project, module kcmbackground.
+
+   Copyright (C) 2002 Laurent Montel <montell@club-internet.fr>
+   Copyright (C) 2003 Waldo Bastian <bastian@kde.org>
+   Copyright (C) 2005 David Saxton <david@bluehaze.org>
+  
+   This program is free software; you can redistribute it and/or
+   modify it under the terms of the GNU General Public License 
+   version 2 as published by the Free Software Foundation.
+   
+   This library 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
+   Library General Public License for more details.
+   
+   You should have received a copy of the GNU Library General Public License
+   along with this library; see the file COPYING.LIB.  If not, write to
+   the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+   Boston, MA 02110-1301, USA.
+ */
+
+#ifndef _BGMONITOR_H_
+#define _BGMONITOR_H_
+
+#include <qlabel.h>
+#include <qvaluevector.h>
+#include <qwidget.h>
+
+class BGMonitor;
+class BGMonitorLabel;
+class KPixmap;
+
+/**
+ * This class arranges and resizes a set of monitor images according to the
+ * monitor geometries.
+ */
+class BGMonitorArrangement : public QWidget
+{
+    Q_OBJECT
+public:
+    BGMonitorArrangement(QWidget *parent, const char *name=0L);
+    
+    /**
+     * Splits up the pixmap according to monitor geometries and sets each
+     * BGMonitor pixmap accordingly.
+     */
+    void setPixmap( const KPixmap & pm );
+    QSize combinedPreviewSize() const { return m_combinedPreviewSize; }
+    QSize maxPreviewSize() const { return m_maxPreviewSize; }
+    unsigned numMonitors() const { return m_pBGMonitor.size(); }
+    
+    BGMonitor * monitor( unsigned screen ) const;
+    void updateArrangement();
+
+signals:
+    void imageDropped(const QString &);
+    
+protected:
+    virtual void resizeEvent( QResizeEvent * );
+    QRect expandToPreview( QRect r ) const;
+    QSize expandToPreview( QSize s ) const;
+    QPoint expandToPreview( QPoint p ) const;
+    
+    QValueVector<BGMonitorLabel*> m_pBGMonitor;
+    QSize m_combinedPreviewSize;
+    QSize m_maxPreviewSize;
+};
+
+/**
+ * Contains a BGMonitor.
+ */
+class BGMonitorLabel : public QLabel
+{
+public:
+    BGMonitorLabel(QWidget *parent, const char *name=0L);
+    
+    BGMonitor * monitor() const { return m_pBGMonitor; }
+    void updateMonitorGeometry();
+    
+    void setPreviewPosition( QRect r ) { m_previewPosition = r; }
+    QRect previewPosition() const { return m_previewPosition; }
+    
+protected:
+    virtual void resizeEvent( QResizeEvent * );
+    BGMonitor * m_pBGMonitor;
+    QRect m_previewPosition;
+};
+
+
+/**
+ * This class handles drops on the preview monitor.
+ */
+class BGMonitor : public QLabel
+{
+    Q_OBJECT
+public:
+    BGMonitor(QWidget *parent, const char *name=0L);
+
+signals:
+    void imageDropped(const QString &);
+
+protected:
+    virtual void dropEvent(QDropEvent *);
+    virtual void dragEnterEvent(QDragEnterEvent *);
+};
+
+
+#endif