ParaView-5.0.1: Added the source-tree to ThirdParty-dev and patched as described in the README file

Resolves bug-report http://bugs.openfoam.org/view.php?id=2098

ParaView-5.0.1/Qt/Widgets/pqTreeWidgetItem.h

@@ -0,0 +1,105 @@
+/*=========================================================================
+
+   Program: ParaView
+   Module:    pqTreeWidgetItem.h
+
+   Copyright (c) 2005,2006 Sandia Corporation, Kitware Inc.
+   All rights reserved.
+
+   ParaView is a free software; you can redistribute it and/or modify it
+   under the terms of the ParaView license version 1.2. 
+   
+   See License_v1.2.txt for the full ParaView license.
+   A copy of this license can be obtained by contacting
+   Kitware Inc.
+   28 Corporate Drive
+   Clifton Park, NY 12065
+   USA
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR
+CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
+LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+========================================================================*/
+#ifndef pqTreeWidgetItem_h
+#define pqTreeWidgetItem_h
+
+#include "pqWidgetsModule.h"
+#include <QTreeWidgetItem>
+
+/// pqTreeWidgetItem is a QTreeWidgetItem with callbacks for whenever the data
+/// for the pqTreeWidgetItem changes. This is designed as a replacement for
+/// pqTreeWidgetItemObject avoid the need for pqTreeWidgetItem to be a QObject
+/// subclass, thus keeping them light-weight.
+class PQWIDGETS_EXPORT pqTreeWidgetItem : public QTreeWidgetItem
+{
+  typedef QTreeWidgetItem Superclass;
+public:
+  pqTreeWidgetItem(int atype=UserType):
+    Superclass(atype), CallbackHandler(0) { }
+  pqTreeWidgetItem(const QStringList& strings, int atype=UserType):
+    Superclass(strings, atype), CallbackHandler(0) { }
+  pqTreeWidgetItem(QTreeWidget *aparent, int atype=UserType):
+    Superclass(aparent, atype), CallbackHandler(0) { }
+  pqTreeWidgetItem(QTreeWidget *aparent, const QStringList &strings, int atype=UserType):
+    Superclass(aparent, strings, atype), CallbackHandler(0) { }
+  pqTreeWidgetItem(QTreeWidget *aparent, QTreeWidgetItem *preceding, int atype=UserType):
+    Superclass(aparent, preceding, atype), CallbackHandler(0) { }
+  pqTreeWidgetItem(QTreeWidgetItem *aparent, int atype=UserType):
+    Superclass(aparent, atype), CallbackHandler(0) { }
+  pqTreeWidgetItem(QTreeWidgetItem *aparent, const QStringList& strings, int atype=UserType):
+    Superclass(aparent, strings, atype), CallbackHandler(0) { }
+  pqTreeWidgetItem(QTreeWidgetItem *aparent, QTreeWidgetItem* preceding, int atype=UserType):
+    Superclass(aparent, preceding, atype), CallbackHandler(0) { }
+
+  /// overload setData() to call callbacks if set.
+  virtual void setData(int column, int role, const QVariant& v);
+
+public:
+  class pqCallbackHandler
+    {
+  public:
+    virtual ~pqCallbackHandler() {};
+
+    /// Called to indicate that the data is about to be changed.
+    virtual void dataAboutToChange(
+      pqTreeWidgetItem* /*item*/, int /*column*/, int /*role*/) {};
+
+    /// Called to indicate that the data is about to be changed.
+    virtual void checkStateAboutToChange(
+      pqTreeWidgetItem* /*item*/, int /*column*/) {};
+
+    /// Called to indicate that the check state for the item has been changed.
+    virtual void checkStateChanged(pqTreeWidgetItem* /*item*/, int /*column*/) {};
+
+    /// Called to indicate that the data has been changed.
+    virtual void dataChanged(
+      pqTreeWidgetItem* /*item*/, int /*column*/, int /*role*/) {};
+
+    /// Called to check if the change has to be accepted or rejected.
+    virtual bool acceptChange(
+      pqTreeWidgetItem* /*item*/,
+      const QVariant& /*curValue*/, const QVariant& /*newValue*/,
+      int /*column*/, int /*role*/)
+      { return true; }
+    };
+
+  /// Set the name of the callback slot to call
+  void setCallbackHandler(pqCallbackHandler* hdlr)
+    { this->CallbackHandler = hdlr; }
+
+protected:
+  pqCallbackHandler* CallbackHandler;
+};
+
+#endif
+
+