New undo command DelGroup.

--HG--
branch : feature

src/libs/vtools/undocommands/delgroup.cpp

@@ -0,0 +1,110 @@
+/************************************************************************
+ **
+ **  @file   delgroup.cpp
+ **  @author Roman Telezhynskyi <dismine(at)gmail.com>
+ **  @date   6 4, 2016
+ **
+ **  @brief
+ **  @copyright
+ **  This source code is part of the Valentine project, a pattern making
+ **  program, whose allow create and modeling patterns of clothing.
+ **  Copyright (C) 2016 Valentina project
+ **  <https://bitbucket.org/dismine/valentina> All Rights Reserved.
+ **
+ **  Valentina 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 3 of the License, or
+ **  (at your option) any later version.
+ **
+ **  Valentina 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 Valentina.  If not, see <http://www.gnu.org/licenses/>.
+ **
+ *************************************************************************/
+
+#include "delgroup.h"
+#include "../vwidgets/vmaingraphicsscene.h"
+#include "../vwidgets/vmaingraphicsview.h"
+#include "../vmisc/vabstractapplication.h"
+
+//---------------------------------------------------------------------------------------------------------------------
+DelGroup::DelGroup(VAbstractPattern *doc, quint32 id, QUndoCommand *parent)
+    : VUndoCommand(QDomElement(), doc, parent), nameActivDraw(doc->GetNameActivPP())
+{
+    setText(tr("delete group"));
+    nodeId = id;
+    xml = doc->CloneNodeById(nodeId);
+}
+
+//---------------------------------------------------------------------------------------------------------------------
+DelGroup::~DelGroup()
+{
+}
+
+//---------------------------------------------------------------------------------------------------------------------
+void DelGroup::undo()
+{
+    qCDebug(vUndo, "Undo.");
+
+    doc->SetCurrentPP(nameActivDraw);//Without this user will not see this change
+
+    QDomElement groups = doc->CreateGroups();
+    if (not groups.isNull())
+    {
+        groups.appendChild(xml);
+        doc->ParseGroups(groups);
+    }
+    else
+    {
+        qCDebug(vUndo, "Can't get tag Groups.");
+        return;
+    }
+
+    VMainGraphicsView::NewSceneRect(qApp->getCurrentScene(), qApp->getSceneView());
+}
+
+//---------------------------------------------------------------------------------------------------------------------
+void DelGroup::redo()
+{
+    qCDebug(vUndo, "Redo.");
+
+    //Keep first!
+    doc->SetCurrentPP(nameActivDraw);//Without this user will not see this change
+    QDomElement groups = doc->CreateGroups();
+    if (not groups.isNull())
+    {
+        QDomElement group = doc->elementById(nodeId);
+        if (group.isElement())
+        {
+            group.setAttribute(VAbstractPattern::AttrVisible, trueStr);
+            doc->ParseGroups(groups);
+            if (groups.removeChild(group).isNull())
+            {
+                qCDebug(vUndo, "Can't delete group.");
+                return;
+            }
+
+            if (groups.childNodes().isEmpty())
+            {
+                QDomNode parent = groups.parentNode();
+                parent.removeChild(groups);
+            }
+        }
+        else
+        {
+            qCDebug(vUndo, "Can't get group by id = %u.", nodeId);
+            return;
+        }
+    }
+    else
+    {
+        qCDebug(vUndo, "Can't get tag Groups.");
+        return;
+    }
+
+    VMainGraphicsView::NewSceneRect(qApp->getCurrentScene(), qApp->getSceneView());
+}

src/libs/vtools/undocommands/delgroup.h

@@ -0,0 +1,47 @@
+/************************************************************************
+ **
+ **  @file   delgroup.h
+ **  @author Roman Telezhynskyi <dismine(at)gmail.com>
+ **  @date   6 4, 2016
+ **
+ **  @brief
+ **  @copyright
+ **  This source code is part of the Valentine project, a pattern making
+ **  program, whose allow create and modeling patterns of clothing.
+ **  Copyright (C) 2016 Valentina project
+ **  <https://bitbucket.org/dismine/valentina> All Rights Reserved.
+ **
+ **  Valentina 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 3 of the License, or
+ **  (at your option) any later version.
+ **
+ **  Valentina 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 Valentina.  If not, see <http://www.gnu.org/licenses/>.
+ **
+ *************************************************************************/
+
+#ifndef DELGROUP_H
+#define DELGROUP_H
+
+#include "vundocommand.h"
+
+class DelGroup : public VUndoCommand
+{
+    Q_OBJECT
+public:
+    DelGroup(VAbstractPattern *doc, quint32 id, QUndoCommand *parent = nullptr);
+    virtual ~DelGroup();
+    virtual void undo() Q_DECL_OVERRIDE;
+    virtual void redo() Q_DECL_OVERRIDE;
+private:
+    Q_DISABLE_COPY(DelGroup)
+    const QString nameActivDraw;
+};
+
+#endif // DELGROUP_H

src/libs/vtools/undocommands/undocommands.pri

@@ -19,7 +19,8 @@ HEADERS += \
     $$PWD/renamepp.h \
     $$PWD/movelabel.h \
     $$PWD/movedoublelabel.h \
-    $$PWD/addgroup.h
+    $$PWD/addgroup.h \
+    $$PWD/delgroup.h
 
 SOURCES += \
     $$PWD/addtocalc.cpp \
@@ -39,4 +40,5 @@ SOURCES += \
     $$PWD/renamepp.cpp \
     $$PWD/movelabel.cpp \
     $$PWD/movedoublelabel.cpp \
-    $$PWD/addgroup.cpp
+    $$PWD/addgroup.cpp \
+    $$PWD/delgroup.cpp