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/kdeadmin@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

1 files changed, 94 insertions, 0 deletions

diff --git a/ksysv/kbusymanager.cpp b/ksysv/kbusymanager.cpp
new file mode 100644
index 0000000..d6c6e9c
--- /dev/null
+++ b/ksysv/kbusymanager.cpp
@@ -0,0 +1,94 @@
+/*
+** Copyright (C) 2000 Peter Putzer <putzer@kde.org>
+*/
+
+/*
+** 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 in a file called COPYING; if not, write to
+** the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
+** MA 02110-1301, USA.
+*/
+
+/*
+** Bug reports and questions can be sent to kde-devel@kde.org
+*/
+#include "kbusymanager.h"
+
+#include <qvaluestack.h>
+#include <qapplication.h>
+
+#include <kcursor.h>
+#include <kapplication.h>
+
+class KBusyManager::Private
+{
+public:
+  Private()
+    : Size (-1)
+  {
+  }
+  
+  ~Private()
+  {
+  }
+
+  QValueStack<bool> Stack;
+  int Size;
+};
+
+KBusyManager* KBusyManager::self ()
+{
+  static KBusyManager kb;
+
+  return &kb;
+}
+
+bool KBusyManager::isBusy () const
+{
+  return d->Stack.top();
+}
+
+void KBusyManager::setBusy (bool val)
+{
+  d->Stack.push (val);
+  d->Size++;
+
+  if (val)
+    QApplication::setOverrideCursor (KCursor::waitCursor());
+
+  kapp->mainWidget()->setEnabled (!val);
+}
+
+void KBusyManager::restore ()
+{
+  if (d->Size < 1)
+    return;
+
+  bool oldBusy = d->Stack.pop();
+  
+  if (oldBusy)
+    QApplication::restoreOverrideCursor();
+
+  kapp->mainWidget()->setEnabled (!d->Stack.top());
+}
+
+KBusyManager::KBusyManager ()
+  : d (new Private())
+{
+  setBusy (false);
+}
+
+KBusyManager::~KBusyManager ()
+{
+  delete d;
+}