From 2bda8f7717adf28da4af0d34fb82f63d2868c31d Mon Sep 17 00:00:00 2001
From: toma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>
Date: Wed, 25 Nov 2009 17:56:58 +0000
Subject: Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.
 BUG:215923

git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdeutils@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da
---
 superkaramba/src/showdesktop.cpp | 123 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 123 insertions(+)
 create mode 100644 superkaramba/src/showdesktop.cpp

(limited to 'superkaramba/src/showdesktop.cpp')

diff --git a/superkaramba/src/showdesktop.cpp b/superkaramba/src/showdesktop.cpp
new file mode 100644
index 0000000..304dcb6
--- /dev/null
+++ b/superkaramba/src/showdesktop.cpp
@@ -0,0 +1,123 @@
+/*
+ * Copyright (C) 2003-2004 Adam Geitgey <adam@rootnode.org>
+ * Copyright (c) 2005 Ryan Nickell <p0z3r@earthlink.net>
+ *
+ * This file is part of SuperKaramba.
+ *
+ *  SuperKaramba 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.
+ *
+ *  SuperKaramba 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 SuperKaramba; if not, write to the Free Software
+ *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ ****************************************************************************/
+#include <kwinmodule.h>
+#include <netwm.h>
+#include <kwin.h>
+
+#include "karambaapp.h"
+#include "showdesktop.h"
+#include "showdesktop.moc"
+
+ShowDesktop* ShowDesktop::the()
+{
+    static ShowDesktop showDesktop;
+    return &showDesktop;
+}
+
+ShowDesktop::ShowDesktop()
+  : QObject()
+  , showingDesktop( false )
+  , kWinModule( 0 )
+{
+    kWinModule = new KWinModule( this );
+
+    // on desktop changes or when a window is deiconified, we abort the show desktop mode
+    connect( kWinModule, SIGNAL(currentDesktopChanged(int)),
+             SLOT(slotCurrentDesktopChanged(int)));
+    connect( kWinModule, SIGNAL(windowChanged(WId,unsigned int)),
+             SLOT(slotWindowChanged(WId,unsigned int)));
+}
+
+void ShowDesktop::slotCurrentDesktopChanged(int)
+{
+    showDesktop( false );
+}
+
+#ifdef KDE_3_3
+#define NET_ALL_TYPES_MASK (NET::AllTypesMask)
+#else
+#define NET_ALL_TYPES_MASK (-1LU)
+#endif
+
+void ShowDesktop::slotWindowChanged(WId w, unsigned int dirty)
+{
+  if (!showingDesktop)
+    return;
+
+  // SELI this needs checking for kwin_iii (_NET_SHOWING_DESKTOP)
+  if ( dirty & NET::XAWMState )
+  {
+    NETWinInfo inf(qt_xdisplay(), w, qt_xrootwin(),
+                   NET::XAWMState | NET::WMWindowType);
+#ifdef KDE_3_2
+    NET::WindowType windowType = inf.windowType(NET_ALL_TYPES_MASK);
+#else
+    NET::WindowType windowType = inf.windowType();
+#endif
+    if ((windowType == NET::Normal || windowType == NET::Unknown)
+        && inf.mappingState() == NET::Visible )
+    {
+      // a window was deiconified, abort the show desktop mode.
+      iconifiedList.clear();
+      showingDesktop = false;
+      emit desktopShown( false );
+    }
+  }
+}
+
+void ShowDesktop::showDesktop( bool b )
+{
+    if( b == showingDesktop ) return;
+    showingDesktop = b;
+
+    if ( b ) {
+        // this code should move to KWin after supporting NETWM1.2
+        iconifiedList.clear();
+        const QValueList<WId> windows = kWinModule->windows();
+        QValueList<WId>::ConstIterator it;
+        QValueList<WId>::ConstIterator end( windows.end() );
+        for ( it=windows.begin(); it!=end; ++it ) {
+            WId w = *it;
+            NETWinInfo info( qt_xdisplay(), w, qt_xrootwin(),
+                             NET::XAWMState | NET::WMDesktop );
+            if ( info.mappingState() == NET::Visible &&
+                 ( info.desktop() == NETWinInfo::OnAllDesktops
+                   || info.desktop() == (int) kWinModule->currentDesktop() )
+                ) {
+                iconifiedList.append( w );
+            }
+        }
+        // find first, hide later, otherwise transients may get minimized
+        // with the window they're transient for
+        QValueList<WId>::ConstIterator endInconifiedList( iconifiedList.end() );
+        for ( it=iconifiedList.begin(); it!=endInconifiedList; ++it ) {
+            KWin::iconifyWindow( *it, false );
+        }
+    } else {
+        QValueList<WId>::ConstIterator it;
+        QValueList<WId>::ConstIterator end( iconifiedList.end() );
+        for ( it=iconifiedList.begin(); it!=end; ++it ) {
+            KWin::deIconifyWindow( *it, false  );
+        }
+    }
+
+    emit desktopShown( showingDesktop );
+}
-- 
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